Re: Postgres IDENT auth problems... - Mailing list pgsql-admin

On Wed, Jun 30, 2004 at 11:33:04PM -0600, Scott Marlowe wrote:
> On Wed, 2004-06-30 at 21:38, Jens Porup wrote:
>
> > The request tracker database setup script dies trying to connect to
> > the database:
> >
> >         DBI connect('dbname=template1;host=localhost','rtuser',...) failed: could not
> >         connect to server: Connection refused at /usr/sbin/rt-setup-database line 110
> >
<snip>
> >
> > Now before you ask:
> >
> > Yes, the following lines appear uncommented in my
> > /etc/postgresql/postgresql.conf:
> >
> >         tcpip_socket = true
> >         port = 5432
> >
> > But then:
> >
> >         root@request-tracker:~# netstat -auntp
> >
> > shows postmaster running on a udp port???
> >
> >         udp        0      0 127.0.0.1:1042          127.0.0.1:1042 ESTABLISHED18375/postmaster
> >
>
> But can you nmap it?   And that's not the right default port 5432...
> Maybe it's some new feature I'm familiar with, or you've changed it.

Trust me, I am a postgres newbie... I'm not trying to do anything but a *very*
ordinary install!

>
> What does nmap <ip> show?

    root@request-tracker:~# nmap localhost

    Starting nmap 3.50 ( http://www.insecure.org/nmap/ ) at 2004-07-01 15:39 EST
    Interesting ports on localhost (127.0.0.1):
    (The 1654 ports scanned but not shown below are in state: closed)
    PORT    STATE SERVICE
    22/tcp  open  ssh
    25/tcp  open  smtp
    80/tcp  open  http
    113/tcp open  auth
    515/tcp open  printer

    Nmap run completed -- 1 IP address (1 host up) scanned in 1.735 seconds
    root@request-tracker:~#

> > A server restart shows:
> >
> >         root@request-tracker:~# /etc/init.d/postgresql restart
> >         Stopping PostgreSQL database server: autovacuumNo pg_autovacuum found running;
> >         none killed.
> >         postmaster.
> >         Starting PostgreSQL database server: postmaster autovacuum.
>
> Sounds like a firewall to me.
>
My colleague here at work who built the user mode linux image I'm using
(the virtual "box") assures me there's no firewall installed.... how
would I check if there were?

> > And finally, I *do* have lines in my pg_hba.conf file (and yes, in the correct
> > order) to allow my user 'rtuser' to connect to template1:
> >
>
> Yeah, you'd see it as a different error, one about not having permission
> to connect, like:
>
> psql: FATAL:  no pg_hba.conf entry for host "10.0.0.2", user "postgres",
> database "postgres", SSL off

Well, that helps eliminate one possibility anyway. Any more ideas?

Thanks,

Jens

>
> Hope that helps.