[Buildbot-commits] [Buildbot] #2389: With mysql, build master shuts down PBServerFactory during startup and build slave can never connect. Without mysql, it works fine.

Buildbot nobody at buildbot.net
Tue Oct 30 03:12:08 UTC 2012 

#2389: With mysql, build master shuts down PBServerFactory during startup and
build slave can never connect. Without mysql, it works fine.
---------------------+------------------------
Reporter:  hushp1pt  |       Owner:
    Type:  defect    |      Status:  new
Priority:  major     |   Milestone:  undecided
 Version:  0.8.7     |  Resolution:
Keywords:  mysql     |
---------------------+------------------------

Comment (by dustin):

 I added a {{{traceback.print_stack()}}} to the code logging "(TCP Port
 9989 Closed)", and this is what I got:

 {{{
 2012-10-29 23:10:01-0400 [-] BuildMaster is running
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/bin/buildbot", line 7, in
 <module>
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 execfile(__file__)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/master/bin/buildbot", line 4, in
 <module>
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 runner.run()
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/master/buildbot/scripts/runner.py",
 line 697, in run
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 sys.exit(subcommandFunction(subconfig))
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/master/buildbot/scripts/start.py",
 line 107, in start
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 launch(config)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/master/buildbot/scripts/start.py",
 line 82, in launch
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 twistd.run()
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/scripts/twistd.py", line 27, in run
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 app.run(runApp, ServerOptions)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/application/app.py", line 652, in run
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 runApp(config)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/scripts/twistd.py", line 23, in runApp
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 _SomeApplicationRunner(config).run()
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/application/app.py", line 390, in run
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 self.postApplication()
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/scripts/_twistd_unix.py", line 231, in postApplication
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 self.startReactor(None, self.oldstdout, self.oldstderr)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/application/app.py", line 402, in startReactor
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 self.config, oldstdout, oldstderr, self.profiler, reactor)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/application/app.py", line 323, in runReactorWithLogging
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 reactor.run()
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/internet/base.py", line 1169, in run
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 self.mainLoop()
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/internet/base.py", line 1181, in mainLoop
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 self.doIteration(t)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/internet/epollreactor.py", line 379, in doPoll
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 log.callWithLogger(selectable, _drdw, selectable, fd, event)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/python/log.py", line 84, in callWithLogger
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]     return
 callWithContext({"system": lp}, func, *args, **kw)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/python/log.py", line 69, in callWithContext
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]     return
 context.call({ILogContext: newCtx}, func, *args, **kw)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/python/context.py", line 118, in callWithContext
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]     return
 self.currentContext().callWithContext(ctx, func, *args, **kw)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/python/context.py", line 81, in callWithContext
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]     return
 func(*args,**kw)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/internet/posixbase.py", line 639, in _doReadOrWrite
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 self._disconnectSelectable(selectable, why, inRead)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/internet/posixbase.py", line 258, in
 _disconnectSelectable
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 selectable.readConnectionLost(f)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/internet/abstract.py", line 291, in readConnectionLost
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 self.connectionLost(reason)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/internet/tcp.py", line 1102, in connectionLost
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 self._logConnectionLostMsg()
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]   File
 "/home/dustin/code/buildbot/t/buildbot/sand27/lib/python2.7/site-
 packages/twisted/internet/tcp.py", line 1094, in _logConnectionLostMsg
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory]
 traceback.print_stack()
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory] (TCP Port
 9989 Closed)
 2012-10-29 23:10:01-0400 [twisted.spread.pb.PBServerFactory] Stopping
 factory <twisted.spread.pb.PBServerFactory instance at 0x7fc164065878>
 }}}

 I wonder if this has the same root cause as #1992?

-- 
Ticket URL: <http://trac.buildbot.net/ticket/2389#comment:5>
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