[Buildbot-commits] [Buildbot] #2337: gitpoller fails to fetch commit following twisted errors

[Buildbot]

#2337: gitpoller fails to fetch commit following twisted errors
--------------------------+------------------------
Reporter:  Clement        |       Owner:
    Type:  undecided      |      Status:  reopened
Priority:  major          |   Milestone:  undecided
 Version:  0.8.6p1        |  Resolution:
Keywords:  git gitpoller  |
--------------------------+------------------------

Comment (by dustin):

 short enough to include here..

 {{{
 2012-10-08 16:00:43+0200 [-] gitpoller: processing 3 changes:
 ['01c238e049c71fbd212994af1158ae64d525953a',
 'cc29fa99d708fbb7639a8b4a7bb2aa5fbaa8240f',
 'f83bfb5226ad39d18599895ae35e9de60f437653'] from "git at git:my_project"
 2012-10-08 16:00:43+0200 [-] checking for User Object from git Change for:
 Flo <flo>
 2012-10-08 16:00:44+0200 [-] added change
 Change(revision=u'01c238e049c71fbd212994af1158ae64d525953a',
 who=u'Flo<flo>', branch=u'master', comments=u'commit1', when=1349704649,
 category=None, project=u'my_project', repository=u'git at git:my_project',
 codebase=u'') to database
 2012-10-08 16:00:44+0200 [-] checking for User Object from git Change for:
 Flo <flo>
 2012-10-08 16:00:44+0200 [-] added change
 Change(revision=u'cc29fa99d708fbb7639a8b4a7bb2aa5fbaa8240f', who=u'Flo
 <flo>', branch=u'master', comments=u'commit2', when=1349704650,
 category=None, project=u'my_project', repository=u'git at git:my_project',
 codebase=u'') to database
 2012-10-08 16:00:44+0200 [-] trying to poll branch master of
 git at git:my_project
         Traceback (most recent call last):
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/internet/defer.py",
 line 551, in _runCallbacks
             current.result = callback(current.result, *args, **kw)
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/internet/defer.py",
 line 1101, in gotResult
             _inlineCallbacks(r, g, deferred)
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/internet/defer.py",
 line 1043, in _inlineCallbacks
             result = result.throwExceptionIntoGenerator(g)
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/python/failure.py",
 line 382, in throwExceptionIntoGenerator
             return g.throw(self.type, self.value, self.tb)
         --- <exception caught here> ---
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/buildbot-0.8.7-py2.7.egg/buildbot/changes/gitpoller.py", line
 116, in poll
             yield self._process_changes(rev, branch)
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/internet/defer.py",
 line 1045, in _inlineCallbacks
             result = g.send(result)
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/buildbot-0.8.7-py2.7.egg/buildbot/changes/gitpoller.py", line
 205, in _process_changes
             self._get_commit_files(rev),
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/buildbot-0.8.7-py2.7.egg/buildbot/changes/gitpoller.py", line
 154, in _get_commit_files
             d = self._dovccmd('log', args, path=self.workdir)
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/buildbot-0.8.7-py2.7.egg/buildbot/changes/gitpoller.py", line
 232, in _dovccmd
             [command] + args, path=path, env=os.environ)
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/internet/utils.py",
 line 169, in getProcessOutputAndValue
             reactor)
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/internet/utils.py",
 line 25, in _callProtocolWithDeferred
             reactor.spawnProcess(p, executable, (executable,)+tuple(args),
 env, path)
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/Twisted-12.2.0-py2.7-linux-
 x86_64.egg/twisted/internet/posixbase.py", line 346, in spawnProcess
             processProtocol, uid, gid, childFDs)
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/Twisted-12.2.0-py2.7-linux-
 x86_64.egg/twisted/internet/process.py", line 689, in __init__
             self._fork(path, uid, gid, executable, args, environment,
 fdmap=fdmap)
           File "/modules/buildbot/0.8.7/lib/python2.7/site-
 packages/Twisted-12.2.0-py2.7-linux-
 x86_64.egg/twisted/internet/process.py", line 396, in _fork
             self.pid = os.fork()
         exceptions.OSError: [Errno 513] Unknown error 513

 2012-10-08 16:00:45+0200 [-] gitpoller: processing 0 changes: [] from
 "git at git:my_project"
 2012-10-08 16:00:45+0200 [-] gitpoller: processing 0 changes: [] from
 "git at git:my_project"
 2012-10-08 16:00:45+0200 [-] gitpoller: processing 0 changes: [] from
 "git at git:my_project"
 2012-10-08 16:00:58+0200 [-] Loading builder lint on master's build 167
 from on-disk pickle
 }}}

 So, this is a different bug than the original, but we might as well handle
 it here.

 This looks like an OS-level problem -- why can't Buildbot fork?  selinux
 maybe?  I don't have a 513 error code on my Linux system.  You don't
 specify an operating system.

-- 
Ticket URL: <http://trac.buildbot.net/ticket/2337#comment:6>
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