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Re: problem loading shared lib pg_tde.so
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* Re: problem loading shared lib pg_tde.so
@ 2024-05-06 14:42 Adrian Klaver <[email protected]>
  2024-05-06 14:45 ` Re: problem loading shared lib pg_tde.so Adrian Klaver <[email protected]>
  0 siblings, 1 reply; 3+ messages in thread

From: Adrian Klaver @ 2024-05-06 14:42 UTC (permalink / raw)
  To: Matthias Apitz <[email protected]>; [email protected]

On 5/6/24 04:05, Matthias Apitz wrote:
> I have a problem while loading the pg_tde.so shared lib.
> 
> contrib/pg_tde was built with:
> 
> cd postgresql-16.2/contrib/pg_tde || exit
> gmake clean
> export LDFLAGS="-L/usr/local/sisis-pap/lib -L/usr/lib64"
> export CFLAGS="-m64 -I/usr/local/sisis-pap/include"
> export CPPFLAGS="-m64 -I/usr/local/sisis-pap/include"
> 
> ./configure --prefix=/usr/local/sisis-pap/pgsql-16.2 \
>              --libdir=/usr/local/sisis-pap/pgsql-16.2/lib
>              --with-libcurl=/usr/local/sisis-pap/
> 
> gmake
> gmake install
> 
> but the shared lib /usr/local/sisis-pap/pgsql-16.2/lib/pg_tde.so
> can't be loaded on startup of the server:
> 
> 024-05-06 11:18:45.967 CEST [15368] FATAL:  could not load library "/usr/local/sisis-pap/pgsql-16.2/lib/pg_tde.so": /usr/lib64/libssh.so.4: undefined symbol: EVP_KDF_CTX_new_id, version OPENSSL_1_1_1d
> 2024-05-06 11:18:45.967 CEST [15368] LOG:  database system is shut down
> 
> This is the OpenSSL version of SuSE Linux Enterprise 15 SP5:
> 
> # openssl version
> OpenSSL 1.1.1l-fips  24 Aug 2021 SUSE release 150500.17.25.1
> 
> This is what we have compiled and PostgreSQL should use:
> 
> # export LD_LIBRARY_PATH=/usr/local/sisis-pap/lib
> # /usr/local/sisis-pap/bin/openssl version
> OpenSSL 1.1.1t  7 Feb 2023

I see three different versions of OpenSSL:

OPENSSL_1_1_1d  	-- From error messsage
OpenSSL 1.1.1l-fips	-- SuSE 15 version
OpenSSL 1.1.1t	        -- Your built version?

Are you sure you pointing at the same version in all cases?

> 
> When I disable 'pg_tde' in data/postgresql.auto.conf the server
> starts fine;
> 
> vim /data/postgresql162/data/postgresql.auto.conf
> # disabled shared_preload_libraries = 'pg_tde'
> 
> # /etc/init.d/postgres162 start
> starts fine
> 
> and the postgres proc is using our libssl.so.1.1
> 
> # lsof -p 17254 | egrep 'libssl'
> postgres 17254 postgres  mem       REG              254,0   697248  1080241 /usr/local/sisis-pap/lib/libssl.so.1.1
> 
> # strings /usr/local/sisis-pap/lib/libssl.so.1.1 | grep EVP_KDF
> (nix)
> 
> # strings /usr/lib64/libssh.so.4 | grep EVP_KDF
> EVP_KDF_CTX_new_id
> EVP_KDF_ctrl
> EVP_KDF_CTX_free
> EVP_KDF_derive
> 
> I have a complete different OpenSSL 3.0.x environment: all OpenSSL
> consumers use /usr/local/sisis-pap.sp01/lib/libssl.so.3, also
> PostgreSQL and pg_tde have been compiled against this; and this
> runs fine with 'pg_tde'.
> 
> What the avove error means?
> 
> Thanks
> 
> 
> 	matthias
> 
> 

-- 
Adrian Klaver
[email protected]







^ permalink  raw  reply  [nested|flat] 3+ messages in thread

* Re: problem loading shared lib pg_tde.so
  2024-05-06 14:42 Re: problem loading shared lib pg_tde.so Adrian Klaver <[email protected]>
@ 2024-05-06 14:45 ` Adrian Klaver <[email protected]>
  2024-05-07 05:07   ` Re: problem loading shared lib pg_tde.so Matthias Apitz <[email protected]>
  0 siblings, 1 reply; 3+ messages in thread

From: Adrian Klaver @ 2024-05-06 14:45 UTC (permalink / raw)
  To: Matthias Apitz <[email protected]>; [email protected]

On 5/6/24 07:42, Adrian Klaver wrote:
> On 5/6/24 04:05, Matthias Apitz wrote:

> 
> I see three different versions of OpenSSL:
> 
> OPENSSL_1_1_1d      -- From error messsage
> OpenSSL 1.1.1l-fips    -- SuSE 15 version
> OpenSSL 1.1.1t            -- Your built version?
> 
> Are you sure you pointing at the same version in all cases?

Should have added what does the below return?:

ldd /usr/local/sisis-pap/pgsql-16.2/lib/pg_tde.so

>>
>>     matthias
>>
>>
> 

-- 
Adrian Klaver
[email protected]







^ permalink  raw  reply  [nested|flat] 3+ messages in thread

* Re: problem loading shared lib pg_tde.so
  2024-05-06 14:42 Re: problem loading shared lib pg_tde.so Adrian Klaver <[email protected]>
  2024-05-06 14:45 ` Re: problem loading shared lib pg_tde.so Adrian Klaver <[email protected]>
@ 2024-05-07 05:07   ` Matthias Apitz <[email protected]>
  0 siblings, 0 replies; 3+ messages in thread

From: Matthias Apitz @ 2024-05-07 05:07 UTC (permalink / raw)
  To: Adrian Klaver <[email protected]>; +Cc: [email protected]

El día lunes, mayo 06, 2024 a las 07:45:52 -0700, Adrian Klaver escribió:

> On 5/6/24 07:42, Adrian Klaver wrote:
> > On 5/6/24 04:05, Matthias Apitz wrote:
> 
> > 
> > I see three different versions of OpenSSL:
> > 
> > OPENSSL_1_1_1d      -- From error messsage
> > OpenSSL 1.1.1l-fips    -- SuSE 15 version
> > OpenSSL 1.1.1t            -- Your built version?
> > 
> > Are you sure you pointing at the same version in all cases?

Yes, to my built version.

> 
> Should have added what does the below return?:
> 
> ldd /usr/local/sisis-pap/pgsql-16.2/lib/pg_tde.so

I added in the start script of the server the following line about ldd,
to get it exactly in the LD_LIBRARY_PATH of the server:

...
case $1 in
  start)
        echo -n "Starting PostgreSQL: "
        test -e "$PG_OOM_ADJUST_FILE" && echo "$PG_MASTER_OOM_SCORE_ADJ" > "$PG_OOM_ADJUST_FILE"
        su - $PGUSER -c "$LD_ENV $DAEMON_ENV env > /tmp/pg_tde.ldd"
        su - $PGUSER -c "$LD_ENV $DAEMON_ENV ldd /usr/local/sisis-pap/pgsql-16.2/lib/pg_tde.so >> /tmp/pg_tde.ldd"
        su - $PGUSER -c "$LD_ENV $DAEMON_ENV $DAEMON -D '$PGDATA' >>$PGLOG 2>&1 &"
        echo "ok"
        ;;
...

After looking carefully at the file /tmp/pg_tde.ldd I saw the problem:

# egrep 'LD_LIBRARY_PATH|libcurl' /tmp/pg_tde.ldd
LD_LIBRARY_PATH=:/usr/local/sisis-pap/lib
        libcurl.so.4 => /usr/lib64/libcurl.so.4 (0x00007fc830146000)

LD_LIBRARY_PATH was set as it should to /usr/local/sisis-pap/lib but the 
libcurl.so.4 was not seen. I made curl by my own and this installed:

# ls -l /usr/local/sisis-pap/lib/libcurl*
-rw-r--r-- 1 bin bin 1315526 May  6 10:29 /usr/local/sisis-pap/lib/libcurl.a
-rwxr-xr-x 1 bin bin    1004 May  6 10:29 /usr/local/sisis-pap/lib/libcurl.la
-rwxr-xr-x 1 bin bin  735168 May  6 10:29 /usr/local/sisis-pap/lib/libcurl.so.4.8.0

but the pg_tde.so was loocking for libcurl.so.4 and not for libcurl.so.4.8.0

I made a symlink as

# ln -s /usr/local/sisis-pap/lib/libcurl.so.4.8.0 /usr/local/sisis-pap/lib/libcurl.so.4

and the server comes up fine:

# /etc/init.d/postgres162 start
Starting PostgreSQL: ok

# grep curl /tmp/pg_tde.ldd
        libcurl.so.4 => /usr/local/sisis-pap/lib/libcurl.so.4 (0x00007faefc8bd000)

I have to figure out why the making of 'curl' does not produce that
symlink by its own, or why the making of pg_tde.so let it ask for 
libcurl.so.4 and not for libcurl.so.4.8.0.

Thanks for your help, Adrian.

	matthias

-- 
Matthias Apitz, ✉ [email protected], http://www.unixarea.de/ +49-176-38902045
Public GnuPG key: http://www.unixarea.de/key.pub






^ permalink  raw  reply  [nested|flat] 3+ messages in thread


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2024-05-06 14:42 Re: problem loading shared lib pg_tde.so Adrian Klaver <[email protected]>
2024-05-06 14:45 ` Adrian Klaver <[email protected]>
2024-05-07 05:07   ` Matthias Apitz <[email protected]>

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