Re: duplicate connection failure messages

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От Bruce Momjian
Тема Re: duplicate connection failure messages
Дата
Msg-id 201011242204.oAOM4UM25312@momjian.us
обсуждение исходный текст
Ответ на Re: duplicate connection failure messages  (Bruce Momjian <bruce@momjian.us>)
Ответы Re: duplicate connection failure messages  (Alvaro Herrera <alvherre@commandprompt.com>)
Список pgsql-hackers
Bruce Momjian wrote:
> Tom Lane wrote:
> > Bruce Momjian <bruce@momjian.us> writes:
> > > I assume you are suggesting to use our inet_net_ntop() even if the
> > > system has inet_ntop().
> > 
> > If you're going to have code to do the former, it doesn't seem to be
> > worth the trouble to also have code that does the latter ...
> 
> OK, we will not call inet_ntop() at all.  I moved the CIDR part of
> adt/inet_net_ntop.c into adt/inet_cidr_ntop.c, and moved the remaining
> "net" part to /port/inet_net_ntop.c.
> 
> I then changed all uses of inet_ntoa to use inet_net_ntop().  While this
> churn would perhaps not be warranted just to allow for better error
> messages, I found pg_getaddrinfo_all() being called from
> libpq::connectDBStart(), which makes it not thread-safe.  I am not
> excited about backpatching it but it is a threading bug.
> 
> The output is as expected:
> 
>     $ psql -h localhost test
>     psql: could not connect to server: Connection refused
>             Is the server running on host "localhost" (127.0.0.1) and accepting
>             TCP/IP connections on port 5432?
>     $ psql -h 127.0.0.1 test
>     psql: could not connect to server: Connection refused
>             Is the server running on host "127.0.0.1" and accepting
>             TCP/IP connections on port 5432?

Applied.

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
 + It's impossible for everything to be true. +


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