Problems with $forward_method and list of peer socket specifications
Mark.Martinec+amavis at ijs.si
Sun Apr 29 04:39:55 CEST 2012
> I have some problems with $forward_method and list of peer socket
> 1) The randomization of the destinations does not work correctly. If
> you have 2 values in the list, always the first one is used. The
> correction for this error is, changing
> my($j) = int(rand($n_candidates-1));
> my($j) = int(rand($n_candidates));
> because rand(X) is always less than X.
> 2) There is a case where the amavisd process hangs, when the
> destination MTA is gone away:
> and so on till the process is killed.
> Call chain:
> establish_or_refresh -> $smtp_handle->close -> $self->flush ->
> $self->rw_loop(0,1) -> die "Error writing to socket ..."
> If the '$self->flush' is evaled, the error disappears, but I do not
> know if this is the correct solution.
> 3) If a crashed MTA comes back, it takes too long, if it is used again,
> if there is a high load. I think the reason is, that a cached connection
> is used indefinitely, if it is not idle or the process ends its life. It
> would be nice if we could limit the lifetime of such a connection, for
> example if we could specify a maximal lifetime and/or the maximal number
> of transactions.
Please try 2.7.1 or 2.8.0-pre6, I hope I have it all fixed there,
especially the first two problems.
Thanks for the problem report and analysis!
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