[Pgpool-hackers] General SSL question

ted wong theodore.wong at comcast.net
Sat May 1 11:11:14 UTC 2010


Hi,

I'm new to pgpool implementation. I'm following the examples in the tutorial
and am having difficulty with the configuring replication setup.  I've found
very some info on this, but it
a bit confusing.

Thanks in advance.

Ted


Here are my steps.  I've configured pgpool.config with 5 nodes with 
replication and load balancing set to true.

I've setup 5 postgres instances on the same machine using port 5432-5436.
Each instance has its own data directory.

For example, postmaster -D /opt/PostgreSQL/8.4/data -h localhost
-p 5432 &


Port 5432 is the master.

I'm using localhost as the host so that everything is contained on a single
machine.

I've executed this command to start the server: 
/opt/bin/pgpool -c -f /usr/local/etc/pgpool.conf -F /usr/local/etc/pcp.conf
-a /usr/local/etc/pool_hba.conf -n -d

And, I've attempted to replicate a database with this: 
createdb -p 9999 -U postgres  bench_replication -T template_postgis -W

I get the followong message:
createdb: could not connect to database postgres: ERROR:  MD5 authentication
is unsupported in replication, master-slave and parallel modes.
HINT:  check pg_hba.con

The server logs shows:

2010-04-30 23:38:29 DEBUG: pid 29493: I am 29493 accept fd 5
2010-04-30 23:38:29 DEBUG: pid 29493: Protocol Major: 3 Minor: 0 database: 
postgres user: postgres
2010-04-30 23:38:29 DEBUG: pid 29493: new_connection: connecting 0 backend
2010-04-30 23:38:29 DEBUG: pid 29493: new_connection: connecting 1 backend
2010-04-30 23:38:29 DEBUG: pid 29493: pool_ssl: SSL requested but SSL support
is not available
2010-04-30 23:38:29 DEBUG: pid 29493: pool_ssl: SSL requested but SSL support
is not available
2010-04-30 23:38:29 DEBUG: pid 29493: pool_read_message_length: slot: 0 length:
12
2010-04-30 23:38:29 DEBUG: pid 29493: pool_read_message_length: slot: 1 length:
12



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