| From: | "Tsunakawa, Takayuki" <tsunakawa(dot)takay(at)jp(dot)fujitsu(dot)com> |
|---|---|
| To: | 'Michael Paquier' <michael(dot)paquier(at)gmail(dot)com> |
| Cc: | "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [bug fix] PG10: libpq doesn't connect to alternative hosts when some errors occur |
| Date: | 2017-05-12 08:43:23 |
| Message-ID: | 0A3221C70F24FB45833433255569204D1F6F58D7@G01JPEXMBYT05 |
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| Lists: | pgsql-hackers |
From: Michael Paquier [mailto:michael(dot)paquier(at)gmail(dot)com]
> It seems to me that the feature is behaving as wanted. Or in short attempt
> to connect to the next host only if a connection cannot be established.
> If there is a failure once the exchange with the server has begun, just
> consider it as a hard failure. This is an important property for
> authentication and SSL connection failures actually.
But PgJDBC behaves as expected -- attempt another connection to other hosts (and succeed). I believe that's what users would naturally expect. The current libpq implementation handles only the socket-level connect failure.
Regards
Takayuki Tsunakawa
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