Re: Use "samehost" by default in pg_hba.conf?

On Wed, 2009-09-30 at 22:08 -0400, Tom Lane wrote:
> # local connections via TCP/IP:
> host all all samehost @authmethod@
>
> The advantage of this is that connections made with "-h machine_name"
> instead of "-h localhost" would work without customization. I can't
> see any disadvantage to it. Making the change now would also give
> us an opportunity to test the samehost/samenet implementation in the
> buildfarm, at least for machines without Unix sockets.
>
> (Note that you would still need a non-default setting of
> listen_addresses for "-h machine_name" to actually work.)

Which makes this proposal kind of uninteresting.

Plus, with @authmethod@ being mostly "trust", how much faith do we have
in samehost never giving any false positives?

Sounds uncomfortable to me.