Re: PROXY protocol support

From: Jan Wieck <jan(at)wi3ck(dot)info>
To: Jacob Champion <pchampion(at)vmware(dot)com>, "ishii(at)sraoss(dot)co(dot)jp" <ishii(at)sraoss(dot)co(dot)jp>, "magnus(at)hagander(dot)net" <magnus(at)hagander(dot)net>
Cc: "pgsql-hackers(at)lists(dot)postgresql(dot)org" <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: PROXY protocol support
Date: 2021-03-04 20:29:28
Message-ID: 76b6a0d6-d2d2-3ac1-5e93-627b5f2cd9bb@wi3ck.info
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On 3/4/21 2:45 PM, Jacob Champion wrote:
> On Thu, 2021-03-04 at 10:42 +0900, Tatsuo Ishii wrote:
>> Is there any formal specification for the "a protocol common and very
>> light weight in proxies"?
>
> See
>
> https://www.haproxy.org/download/1.8/doc/proxy-protocol.txt
>
> which is maintained by HAProxy Technologies.
>
> --Jacob
>

This looks like it would only need a few extra protocol messages to be
understood by the backend. It might be possible to implement that with
the loadable wire protocol extensions proposed here:

https://commitfest.postgresql.org/32/3018/

Regards, Jan

--
Jan Wieck
Principle Database Engineer
Amazon Web Services

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