From: | Andrew Dunstan <andrew(dot)dunstan(at)2ndquadrant(dot)com> |
---|---|
To: | Juan José Santamaría Flecha <juanjo(dot)santamaria(at)gmail(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz> |
Cc: | Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
Subject: | Re: TAP tests aren't using the magic words for Windows file access |
Date: | 2019-11-22 13:22:04 |
Message-ID: | b9f3c733-6c73-5eff-56b9-9631ed26933d@2ndQuadrant.com |
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Lists: | pgsql-hackers |
On 11/22/19 3:55 AM, Juan José Santamaría Flecha wrote:
>
> On Fri, Nov 22, 2019 at 9:00 AM Michael Paquier <michael(at)paquier(dot)xyz
> <mailto:michael(at)paquier(dot)xyz>> wrote:
>
> On Thu, Nov 21, 2019 at 08:09:38PM +0100, Juan José Santamaría
> Flecha wrote:
> > I think Perl's open() is a bad candidate for an overload, so I
> will update
> > the previous patch that only touches slurp_file().
>
> FWIW, I don't like much the approach of patching only slurp_file().
> What gives us the guarantee that we won't have this discussion again
> in a couple of months or years once a new caller of open() is added
> for some new TAP tests, and that it has the same problems with
> multi-process concurrency?
>
>
> I agree on that, from a technical stand point, overloading open() is
> probably the best solution for the reasons above mentioned. My doubts
> come from the effort such a solution will take and its
> maintainability, also taking into account that there are not that many
> calls to open() in "src/test/perl".
>
>
I think the best course is for us to give your latest patch an outing on
the buildfarm and verify that the issues seen with slurp_file disappear.
That shouldn't take us more than a week or two to see - drongo has had 6
such failures in the last 11 days on master. After that we can discuss
how much further we might want to take it.
cheers
andrew
--
Andrew Dunstan https://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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