[Zope-dev] zope.sendmail Retry fixes and new state machine.

[Andreas Jung]

--On 9. März 2008 21:11:21 +1300 Matthew Grant <grantma at anathoth.gen.nz> 
wrote:

> Hi!
>
> Just created a new branch for zope.sendmail.
>
> This is a result of the state machine analysis work I did on it after
> finding that it was creating problems on sending mail to our smart
> host...
>
> svn+ssh://grantma@svn.zope.org/repos/main/zope.sendmail/branches/grantma-
> retryfixes
>
> with lots of juicy new fixes including:
>
> - Restructured SMTP mailer and QueueProcessorThread so that all
>   SMTP error logic is in the mailer.  Clears the way for another
>   mailer for /usr/sbin/sendmail command line can be used with
>   QueueProcessorThread.
> - Added ability for QueueProcessorThread so that it can handle temporary
>   failures in delivery to its smart host - ie administrator reconfiguring
>   mailserver, mail server reboot/restart  This was the main error path
> that   was missing from the trunk code's state machine.
> - Formatted log messages in a consistent fashion so that they can be
> grepped   out of z3.log
> - Added maildir message filename to log messages as message id - allows
>   easy analysis/triage of mail message sending problems
> - Added optional cleaning of lock links to QueueProcessorThread so that
>   messages can be resent immediately on Zope3 restart.
> - Added pollingInterval (ms), cleanLockLinks (boolean), and retryInterval
>   (seconds) configure options to configure.zcml.
>
> Comments welcomed.  I know it is a major portion of code and a bit of a
> restructure, but I have created unit  tests for all my major changes.  It
> includes all the stuff that was missing and that was needed for our
> production server.
>
>

This sounds pretty impressing!

Tnx,
Andreas
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