Re: Adding CI to our tree

On Sun, Jan 09, 2022 at 11:57:44AM -0800, Andres Freund wrote:
> On 2022-01-09 13:16:50 -0600, Justin Pryzby wrote:
> > diff --git a/contrib/test_decoding/Makefile b/contrib/test_decoding/Makefile
> > index 9a31e0b8795..14fd847ba7f 100644
> > --- a/contrib/test_decoding/Makefile
> > +++ b/contrib/test_decoding/Makefile
> > @@ -10,7 +10,7 @@ ISOLATION = mxact delayed_startup ondisk_startup concurrent_ddl_dml \
> >      oldest_xmin snapshot_transfer subxact_without_top concurrent_stream \
> >      twophase_snapshot
> >  
> > -REGRESS_OPTS = --temp-config $(top_srcdir)/contrib/test_decoding/logical.conf
> > +REGRESS_OPTS = --temp-config=$(top_srcdir)/contrib/test_decoding/logical.conf
> >  ISOLATION_OPTS = --temp-config $(top_srcdir)/contrib/test_decoding/logical.conf
> 
> Not sure why these are part of the diff?

Because otherwise vcregress runs pg_regress --temp-config test1 test2 [...]
..which means test1 gets eaten as the argument to --temp-config

> > diff --git a/src/tools/ci/pg_ci_base.conf b/src/tools/ci/pg_ci_base.conf
> > index d8faa9c26c1..52cdb697a57 100644
> > --- a/src/tools/ci/pg_ci_base.conf
> > +++ b/src/tools/ci/pg_ci_base.conf
> > @@ -12,3 +12,24 @@ log_connections = true
> >  log_disconnections = true
> >  log_line_prefix = '%m [%p][%b] %q[%a][%v:%x] '
> >  log_lock_waits = true
> > +
> > +# test_decoding
> > +wal_level = logical
> > +max_replication_slots = 4
> > +logical_decoding_work_mem = 64kB
> > [ more ]
> 
> This doesn't really seem like a scalable path forward - duplicating
> configuration in more places doesn't seem sane. It seems it'd make more sense
> to teach vcregress.pl to run NO_INSTALLCHECK targets properly? ISTM that
> changing the options passed to pg_regress based on fetchTests() return value
> wouldn't be too hard?

It needs to run the tests with separate instance.  Maybe you're suggesting to
use --temp-instance.

It needs to avoid running on the buildfarm, right ?

-- 
Justin