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BUG #17325: Unexpected streaming replication protocol bytes for IDENTIFY_SYSTEM command
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* BUG #17325: Unexpected streaming replication protocol bytes for IDENTIFY_SYSTEM command
@ 2021-12-08 02:45  PG Bug reporting form <noreply@postgresql.org>
  0 siblings, 1 reply; 2+ messages in thread

From: PG Bug reporting form @ 2021-12-08 02:45 UTC (permalink / raw)
  To: pgsql-bugs@lists.postgresql.org; +Cc: greg.rychlewski@gmail.com

The following bug has been logged on the website:

Bug reference:      17325
Logged by:          Greg Rychlewski
Email address:      greg.rychlewski@gmail.com
PostgreSQL version: 13.0
Operating system:   x86_64-apple-darwin18.7.0
Description:        

Hi,

I ran the following command and captured the packets with wire shark:

psql "dbname=postgres replication=database" -c "IDENTIFY_SYSTEM;"

The timeline ID returned from psql is displayed as 1. Based on the protocol
docs, I was expecting the packets to correspond to an int32 value of 1, but
I am seeing them coming as the string "1". I see following (values are
hexadecimal):

00 00 00 01 for the length 
31 for the value

Thanks,
Greg



^ permalink  raw  reply  [nested|flat] 2+ messages in thread

* Re: BUG #17325: Unexpected streaming replication protocol bytes for IDENTIFY_SYSTEM command
@ 2021-12-08 13:06  Greg Rychlewski <greg.rychlewski@gmail.com>
  parent: PG Bug reporting form <noreply@postgresql.org>
  0 siblings, 0 replies; 2+ messages in thread

From: Greg Rychlewski @ 2021-12-08 13:06 UTC (permalink / raw)
  To: pgsql-bugs@lists.postgresql.org

Apologies, this is a false alarm. The oid returned for the datatype is int4
but since this is a simple query the actual value is a string. I didn't
read the doc correctly the first time.

On Tue, Dec 7, 2021 at 9:46 PM PG Bug reporting form <noreply@postgresql.org>
wrote:

> The following bug has been logged on the website:
>
> Bug reference:      17325
> Logged by:          Greg Rychlewski
> Email address:      greg.rychlewski@gmail.com
> PostgreSQL version: 13.0
> Operating system:   x86_64-apple-darwin18.7.0
> Description:
>
> Hi,
>
> I ran the following command and captured the packets with wire shark:
>
> psql "dbname=postgres replication=database" -c "IDENTIFY_SYSTEM;"
>
> The timeline ID returned from psql is displayed as 1. Based on the protocol
> docs, I was expecting the packets to correspond to an int32 value of 1, but
> I am seeing them coming as the string "1". I see following (values are
> hexadecimal):
>
> 00 00 00 01 for the length
> 31 for the value
>
> Thanks,
> Greg
>
>

^ permalink  raw  reply  [nested|flat] 2+ messages in thread


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