Re: fairywren is generating bogus BASE_BACKUP commands

Andrew Dunstan <andrew@dunslane.net>

From: Andrew Dunstan <andrew@dunslane.net>
To: Andres Freund <andres@anarazel.de>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, Robert Haas <robertmhaas@gmail.com>, Thomas Munro <thomas.munro@gmail.com>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Date: 2022-01-23T22:38:26Z
Lists: pgsql-hackers
On 1/23/22 16:31, Andres Freund wrote:
>> The most common issues we get are around this issue of virtualized paths
>> in the TAP tests. If people followed the rule I suggested upthread, 99%
>> of those problems would go away. I realize it's annoying - I've been
>> caught by it myself on more than one occasion. Maybe there's a way to
>> avoid it, but if there is I'm unaware of it. But I don't think it's in
>> any way a good reason to drop msys support.
> Needing to sprinkle perl2host and MSYS2_ARG_CONV_EXCL over a good number of
> tests, getting weird errors when failing, etc IMO isn't a scalable approach,
> for a platform that most of use never use.
>
> Can't we solve this in a generic way? E.g. by insisting that the test run with
> a native perl and normalizing the few virtual paths we get invoked with
> centrally?  Making the msys initial setup a bit more cumbersome would IMO be
> an OK price to pay for making it maintainable / predictable from other
> platforms, as long as we have some decent docs and decent error messages.
>

Nice idea. I have a suspicion that it's going to be harder than you
think, but I'll be very happy to be proved wrong.


cheers


andrew

--
Andrew Dunstan
EDB: https://www.enterprisedb.com




Commits

  1. Remove PostgreSQL::Test::Utils::perl2host completely

  2. Unbreak pg_basebackup/t/010_pg_basebackup.pl on msys

  3. On Windows, also call shutdown() while closing the client socket.

  4. On Windows, close the client socket explicitly during backend shutdown.