[tahoe-lafs-trac-stream] [tahoe-lafs] #1595: nondeterministic failure of allmydata.test.test_introducer.SystemTest.test_system on Windows: Address already in use

[tahoe-lafs]

#1595: nondeterministic failure of
allmydata.test.test_introducer.SystemTest.test_system on Windows: Address
already in use
--------------------------------------+---------------------------
 Reporter:  davidsarah                |          Owner:  somebody
     Type:  defect                    |         Status:  new
 Priority:  major                     |      Milestone:  undecided
Component:  code                      |        Version:  1.9.0
 Keywords:  windows cygwin port test  |  Launchpad Bug:
--------------------------------------+---------------------------
 https://tahoe-lafs.org/buildbot-tahoe-
 lafs/builders/Marcus%20Cygwin%20WinXP/builds/8/steps/test/logs/stdio :
 {{{
 [ERROR]
 Traceback (most recent call last):
   File
 "/home/marcus/bbtahoe/Marcus_Cygwin_WinXP/build/src/allmydata/test/test_introducer.py",
 line 217, in _restart_introducer_tub
     self.create_tub(self.central_portnum)
   File
 "/home/marcus/bbtahoe/Marcus_Cygwin_WinXP/build/src/allmydata/test/test_introducer.py",
 line 85, in create_tub
     l = tub.listenOn("tcp:%d" % portnum)
   File
 "/home/marcus/bbtahoe/Marcus_Cygwin_WinXP/build/support/lib/python2.6
 /site-packages/foolscap-0.6.2-py2.6.egg/foolscap/pb.py", line 573, in
 listenOn
     l.addTub(self)
   File
 "/home/marcus/bbtahoe/Marcus_Cygwin_WinXP/build/support/lib/python2.6
 /site-packages/foolscap-0.6.2-py2.6.egg/foolscap/pb.py", line 111, in
 addTub
     self.s.setServiceParent(self.parentTub)
   File "/usr/lib/python2.6/site-
 packages/Twisted-11.1.0-py2.6-cygwin-1.7.9-i686.egg/twisted/application/service.py",
 line 186, in setServiceParent
     self.parent.addService(self)
   File "/usr/lib/python2.6/site-
 packages/Twisted-11.1.0-py2.6-cygwin-1.7.9-i686.egg/twisted/application/service.py",
 line 308, in addService
     service.privilegedStartService()
   File "/usr/lib/python2.6/site-
 packages/Twisted-11.1.0-py2.6-cygwin-1.7.9-i686.egg/twisted/application/internet.py",
 line 105, in privilegedStartService
     self._port = self._getPort()
   File "/usr/lib/python2.6/site-
 packages/Twisted-11.1.0-py2.6-cygwin-1.7.9-i686.egg/twisted/application/internet.py",
 line 133, in _getPort
     'listen%s' % (self.method,))(*self.args, **self.kwargs)
   File "/usr/lib/python2.6/site-
 packages/Twisted-11.1.0-py2.6-cygwin-1.7.9-i686.egg/twisted/internet/posixbase.py",
 line 431, in listenTCP
     p.startListening()
   File "/usr/lib/python2.6/site-
 packages/Twisted-11.1.0-py2.6-cygwin-1.7.9-i686.egg/twisted/internet/tcp.py",
 line 622, in startListening
     raise CannotListenError, (self.interface, self.port, le)
 twisted.internet.error.CannotListenError: Couldn't listen on any:2795:
 [Errno 112] Address already in use.

 allmydata.test.test_introducer.SystemTest.test_system
 }}}

 This is on Windows cygwin. I don't know whether it is specific to cygwin;
 I seem to remember that Windows in general will give an error if you try
 to reuse a port just after it has been released.

-- 
Ticket URL: <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/1595>
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