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[PATCH v2 1/3] Fix corruption due to vacuum_defer_cleanup_age underflowing 64bit xids
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* [PATCH v2 1/3] Fix corruption due to vacuum_defer_cleanup_age underflowing 64bit xids
@ 2023-01-09 18:23  Andres Freund <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Andres Freund @ 2023-01-09 18:23 UTC (permalink / raw)

Author:
Reviewed-by:
Discussion: https://postgr.es/m/[email protected]
Backpatch:
---
 src/backend/storage/ipc/procarray.c | 73 ++++++++++++++++++++++++-----
 1 file changed, 61 insertions(+), 12 deletions(-)

diff --git a/src/backend/storage/ipc/procarray.c b/src/backend/storage/ipc/procarray.c
index 4340bf96416..d7d18ba8c12 100644
--- a/src/backend/storage/ipc/procarray.c
+++ b/src/backend/storage/ipc/procarray.c
@@ -367,6 +367,7 @@ static inline void ProcArrayEndTransactionInternal(PGPROC *proc, TransactionId l
 static void ProcArrayGroupClearXid(PGPROC *proc, TransactionId latestXid);
 static void MaintainLatestCompletedXid(TransactionId latestXid);
 static void MaintainLatestCompletedXidRecovery(TransactionId latestXid);
+static int ClampVacuumDeferCleanupAge(FullTransactionId rel, TransactionId xid);
 
 static inline FullTransactionId FullXidRelativeTo(FullTransactionId rel,
 												  TransactionId xid);
@@ -1888,17 +1889,32 @@ ComputeXidHorizons(ComputeXidHorizonsResult *h)
 		 * so guc.c should limit it to no more than the xidStopLimit threshold
 		 * in varsup.c.  Also note that we intentionally don't apply
 		 * vacuum_defer_cleanup_age on standby servers.
+		 *
+		 * Be careful to clamp vacuum_defer_cleanup age to prevent it from
+		 * creating an xid before FirstNormalTransactionId.
 		 */
-		h->oldest_considered_running =
-			TransactionIdRetreatedBy(h->oldest_considered_running,
-									 vacuum_defer_cleanup_age);
-		h->shared_oldest_nonremovable =
-			TransactionIdRetreatedBy(h->shared_oldest_nonremovable,
-									 vacuum_defer_cleanup_age);
-		h->data_oldest_nonremovable =
-			TransactionIdRetreatedBy(h->data_oldest_nonremovable,
-									 vacuum_defer_cleanup_age);
-		/* defer doesn't apply to temp relations */
+		Assert(TransactionIdPrecedesOrEquals(h->oldest_considered_running,
+											 h->shared_oldest_nonremovable));
+		Assert(TransactionIdPrecedesOrEquals(h->shared_oldest_nonremovable,
+											 h->data_oldest_nonremovable));
+
+		if (vacuum_defer_cleanup_age > 0)
+		{
+			int clamped_cleanup_age =
+				ClampVacuumDeferCleanupAge(h->latest_completed,
+										   h->oldest_considered_running);
+
+			h->oldest_considered_running =
+				TransactionIdRetreatedBy(h->oldest_considered_running,
+										 clamped_cleanup_age);
+			h->shared_oldest_nonremovable =
+				TransactionIdRetreatedBy(h->shared_oldest_nonremovable,
+										 clamped_cleanup_age);
+			h->data_oldest_nonremovable =
+				TransactionIdRetreatedBy(h->data_oldest_nonremovable,
+										 clamped_cleanup_age);
+			/* defer doesn't apply to temp relations */
+		}
 	}
 
 	/*
@@ -2469,9 +2485,17 @@ GetSnapshotData(Snapshot snapshot)
 		 */
 		oldestfxid = FullXidRelativeTo(latest_completed, oldestxid);
 
+		def_vis_xid_data = xmin;
+
 		/* apply vacuum_defer_cleanup_age */
-		def_vis_xid_data =
-			TransactionIdRetreatedBy(xmin, vacuum_defer_cleanup_age);
+		if (vacuum_defer_cleanup_age > 0)
+		{
+			int clamped_cleanup_age =
+				ClampVacuumDeferCleanupAge(oldestfxid, oldestxid);
+
+			def_vis_xid_data =
+				TransactionIdRetreatedBy(xmin, clamped_cleanup_age);
+		}
 
 		/* Check whether there's a replication slot requiring an older xmin. */
 		def_vis_xid_data =
@@ -4295,6 +4319,31 @@ GlobalVisCheckRemovableXid(Relation rel, TransactionId xid)
 	return GlobalVisTestIsRemovableXid(state, xid);
 }
 
+/*
+ * Clamp vacuum_defer_cleanup_age, to prevent it from retreating below
+ * FirstNormalTransactionId during epoch 0. This is important to prevent
+ * generating xids that cannot be converted to a FullTransactionId without
+ * wrapping around.
+ */
+static int
+ClampVacuumDeferCleanupAge(FullTransactionId rel, TransactionId oldest_xid)
+{
+	FullTransactionId oldest_fxid;
+	uint64 oldest_fxid_i;
+
+	if (vacuum_defer_cleanup_age == 0)
+		return 0;
+
+	oldest_fxid = FullXidRelativeTo(rel, oldest_xid);
+	oldest_fxid_i = U64FromFullTransactionId(oldest_fxid);
+
+	if (oldest_fxid_i < vacuum_defer_cleanup_age ||
+		(oldest_fxid_i - vacuum_defer_cleanup_age) < FirstNormalTransactionId)
+		return (int) (oldest_fxid_i - FirstNormalTransactionId);
+
+	return vacuum_defer_cleanup_age;
+}
+
 /*
  * Convert a 32 bit transaction id into 64 bit transaction id, by assuming it
  * is within MaxTransactionId / 2 of XidFromFullTransactionId(rel).
-- 
2.38.0


--krsg47h7zl3qlzrm
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0002-wip-amcheck-Fix-bugs-relating-to-64bit-xids.patch"



^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread

* [PATCH v5] Log a note at program start when running in dry-run mode
@ 2025-11-11 08:54  Álvaro Herrera <[email protected]>
  0 siblings, 0 replies; 303+ messages in thread

From: Álvaro Herrera @ 2025-11-11 08:54 UTC (permalink / raw)

Users might get some peace of mind knowing their data is not being
destroyed or whatever.

Author: Peter Smith <[email protected]>
Reviewed-by: Álvaro Herrera <[email protected]>
Discussion: https://postgr.es/m/CAHut+PsvQJQnQO0KT0S2oegenkvJ8FUuY-QS5syyqmT24R2xFQ@mail.gmail.com
---
 src/bin/pg_archivecleanup/pg_archivecleanup.c |  4 ++++
 src/bin/pg_basebackup/pg_createsubscriber.c   |  5 +++++
 src/bin/pg_combinebackup/pg_combinebackup.c   |  4 ++++
 src/bin/pg_resetwal/pg_resetwal.c             |  4 ++++
 src/bin/pg_rewind/pg_rewind.c                 | 10 ++++++----
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/bin/pg_archivecleanup/pg_archivecleanup.c b/src/bin/pg_archivecleanup/pg_archivecleanup.c
index c25348bcb85..ab686b4748c 100644
--- a/src/bin/pg_archivecleanup/pg_archivecleanup.c
+++ b/src/bin/pg_archivecleanup/pg_archivecleanup.c
@@ -375,6 +375,10 @@ main(int argc, char **argv)
 		exit(2);
 	}
 
+	if (dryrun)
+		pg_log_info("Executing in dry-run mode.\n"
+					"No files will be removed.");
+
 	/*
 	 * Check archive exists and other initialization if required.
 	 */
diff --git a/src/bin/pg_basebackup/pg_createsubscriber.c b/src/bin/pg_basebackup/pg_createsubscriber.c
index df41836e70f..cc4be5d6ef4 100644
--- a/src/bin/pg_basebackup/pg_createsubscriber.c
+++ b/src/bin/pg_basebackup/pg_createsubscriber.c
@@ -2305,6 +2305,11 @@ main(int argc, char **argv)
 		pg_log_error_hint("Try \"%s --help\" for more information.", progname);
 		exit(1);
 	}
+
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	pg_log_info("validating publisher connection string");
 	pub_base_conninfo = get_base_conninfo(opt.pub_conninfo_str,
 										  &dbname_conninfo);
diff --git a/src/bin/pg_combinebackup/pg_combinebackup.c b/src/bin/pg_combinebackup/pg_combinebackup.c
index 3a325127209..c9bf0a9e105 100644
--- a/src/bin/pg_combinebackup/pg_combinebackup.c
+++ b/src/bin/pg_combinebackup/pg_combinebackup.c
@@ -242,6 +242,10 @@ main(int argc, char *argv[])
 	if (opt.no_manifest)
 		opt.manifest_checksums = CHECKSUM_TYPE_NONE;
 
+	if (opt.dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
 	/* Check that the platform supports the requested copy method. */
 	if (opt.copy_method == COPY_METHOD_CLONE)
 	{
diff --git a/src/bin/pg_resetwal/pg_resetwal.c b/src/bin/pg_resetwal/pg_resetwal.c
index a89d72fc5cf..dd5d279521e 100644
--- a/src/bin/pg_resetwal/pg_resetwal.c
+++ b/src/bin/pg_resetwal/pg_resetwal.c
@@ -397,6 +397,10 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (noupdate)
+		pg_log_info("Executing in dry-run mode.\n"
+					"Nothing will be modified.");
+
 	/*
 	 * Attempt to read the existing pg_control file
 	 */
diff --git a/src/bin/pg_rewind/pg_rewind.c b/src/bin/pg_rewind/pg_rewind.c
index 27c514f934a..e9364d04f76 100644
--- a/src/bin/pg_rewind/pg_rewind.c
+++ b/src/bin/pg_rewind/pg_rewind.c
@@ -300,10 +300,12 @@ main(int argc, char **argv)
 
 	atexit(disconnect_atexit);
 
-	/*
-	 * Ok, we have all the options and we're ready to start. First, connect to
-	 * remote server.
-	 */
+	/* Ok, we have all the options and we're ready to start. */
+	if (dry_run)
+		pg_log_info("Executing in dry-run mode.\n"
+					"The target directory will not be modified.");
+
+	/* First, connect to remote server. */
 	if (connstr_source)
 	{
 		conn = PQconnectdb(connstr_source);
-- 
2.47.3


--ibfr3ah5qy6tcbhw--





^ permalink  raw  reply  [nested|flat] 303+ messages in thread