On Wed, Nov 11, 2015 at 1:55 AM, Michael Paquier
<michael.paqu...@gmail.com> wrote:
> On Wed, Nov 4, 2015 at 2:18 AM, Robert Haas wrote:
>> The second conclusion does not appear to be correct.  parseInput()
>> will call pqParseInput3() or pqParseInput2(), either of which will
>> handle an error as if it were a notice - i.e. by printing it out.
> Right per pqGetErrorNotice3 when the connection is in PGASYNC_IDLE state.
>> Here's a patch based on that analysis, addressing just that one
>> function, not any of the other changes talked about on this thread.
>> Does this make sense?  Would we want to back-patch it, and if so how
>> far, or just adjust master?  My gut is just master, but I don't know
>> why this issue wouldn't also affect Hot Standby kills and maybe other
>> kinds of connection termination situations, so maybe there's an
>> argument for back-patching.  On the third hand, failing to read the
>> error message off of a just-terminated connection isn't exactly a
>> crisis of the first order either.
> Looks sane to me. As the connection is in PGASYNC idle state when
> crossing the path of pqHandleSendFailure() we would finish eating up
> all the error messages received from server and print an internal
> notice for the rest with "message type blah received from server while
> idle. Based on the lack of complaints regarding libpq on this side, I
> would just go for master, as for 9.5 is pretty late in this game to
> put some dust on it before a potential backpatch.

OK, committed just to master then, plus the change which is the
purpose of this thread.

Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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