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Re: [PATCH] pg_isready (was: [WIP] pg_ping utility)

From: Fujii Masao <masao(dot)fujii(at)gmail(dot)com>
To: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
Cc: Phil Sorber <phil(at)omniti(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Bruce Momjian <bruce(at)momjian(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, Craig Ringer <craig(at)2ndquadrant(dot)com>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Erik Rijkers <er(at)xs4all(dot)nl>, Dimitri Fontaine <dimitri(at)2ndquadrant(dot)fr>, Peter Eisentraut <peter_e(at)gmx(dot)net>, PostgreSQL-development Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [PATCH] pg_isready (was: [WIP] pg_ping utility)
Date: 2013-01-29 16:43:29
Message-ID: CAHGQGwGnnkq3yWi=WW-O+TvMo9Ti9fG8P3TqDWNCqSOODgndoA@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-hackers
On Tue, Jan 29, 2013 at 3:12 AM, Alvaro Herrera
<alvherre(at)2ndquadrant(dot)com> wrote:
> Phil Sorber escribió:
>> On Mon, Jan 28, 2013 at 11:20 AM, Fujii Masao <masao(dot)fujii(at)gmail(dot)com> wrote:
>> > Maybe. But I'm not inclined to add new libpq interface at this stage.
>> > Because we are in the last CommitFest and I'm not sure whether
>> > we have enough time to implement that. Instead, how about using
>> > both PQconninfoParse() and PQconndefaults() like uri-regress.c does?
>> > Or just remove that output message? At least I don't think that the
>> > information about host and port needs to be output. Which would make
>> > the code very simpler.
>>
>> I think that output is important as do others up thread. I think it'd
>> be simpler to just disable dbname's ability to double as conninfo. If
>> we are looking for easy, that is.
>>
>> I don't mind duplicating the behavior from conninfo_array_parse() or
>> uri-regress.c either. I can just put a comment that at some point in
>> the future we should add a libpq interface for it.
>
> I suggest duplicate the code for 9.3, and submit a patch to refactor
> into a new libpq function for CF2013-next.  If the patch is simple
> enough, we can consider putting it into 9.3.

Agreed.

Regards,

-- 
Fujii Masao


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