[tahoe-lafs-trac-stream] [tahoe-lafs] #1794: upload failed -- "I/O operation on closed file"

tahoe-lafs trac at tahoe-lafs.org
Tue Jul 17 12:57:02 UTC 2012 

#1794: upload failed -- "I/O operation on closed file"
--------------------------+---------------------------
 Reporter:  zooko         |          Owner:
     Type:  defect        |         Status:  new
 Priority:  normal        |      Milestone:  undecided
Component:  code-network  |        Version:  1.9.2
 Keywords:  upload        |  Launchpad Bug:
--------------------------+---------------------------
 A call to {{{tahoe backup}}} on the command-line ended with this:

 {{{
 uploading
 './_darcs/patches/0000000452-203b744d7323110202fda6f42296ac24d699e79cfa82df294567276fda24c6ab'..
 [189/336]
 ./_darcs/patches/0000000452-203b744d7323110202fda6f42296ac24d699e79cfa82df294567276fda24c6ab
 ->
 URI:CHK:e2mh2nlllpjxqtihtadu2gdfuq:7274zdu36zq7m65svkkyp3eo3r65oeavmx6dbt7bsikoqwl3lpeq:1:1:332
 uploading
 './_darcs/patches/0000000645-c5799a45bde6fb7b970e7a85b47121dbb72496f4e52ec927dadabb3e0c0ae46c'..
 ./_darcs/patches/0000000645-c5799a45bde6fb7b970e7a85b47121dbb72496f4e52ec927dadabb3e0c0ae46c
 ->
 URI:CHK:yzk4twdq36bmeslfb3us27l5zm:5rezjno7rdip2j7ics2w2zpwtylp4wsys55aymyrynplwzx7ztra:1:1:422
 uploading
 './_darcs/patches/0000003657-20949c0699f1e7e939b33ec85764c2565e076988ff8cd51bdfba8b1f24133a15'..
 Traceback (most recent call last):
   File "/home/zooko/playground/tahoe-
 lafs/dw/src/allmydata/scripts/runner.py", line 117, in run
     rc = runner(sys.argv[1:], install_node_control=install_node_control)
   File "/home/zooko/playground/tahoe-
 lafs/dw/src/allmydata/scripts/runner.py", line 102, in runner
     rc = cli.dispatch[command](so)
   File "/home/zooko/playground/tahoe-
 lafs/dw/src/allmydata/scripts/cli.py", line 569, in backup
     rc = tahoe_backup.backup(options)
   File "/home/zooko/playground/tahoe-
 lafs/dw/src/allmydata/scripts/tahoe_backup.py", line 325, in backup
     return bu.run()
   File "/home/zooko/playground/tahoe-
 lafs/dw/src/allmydata/scripts/tahoe_backup.py", line 118, in run
     new_backup_dircap = self.process(options.from_dir)
   File "/home/zooko/playground/tahoe-
 lafs/dw/src/allmydata/scripts/tahoe_backup.py", line 188, in process
     childcap = self.process(childpath)
   File "/home/zooko/playground/tahoe-
 lafs/dw/src/allmydata/scripts/tahoe_backup.py", line 188, in process
     childcap = self.process(childpath)
   File "/home/zooko/playground/tahoe-
 lafs/dw/src/allmydata/scripts/tahoe_backup.py", line 194, in process
     childcap, metadata = self.upload(childpath)
   File "/home/zooko/playground/tahoe-
 lafs/dw/src/allmydata/scripts/tahoe_backup.py", line 305, in upload
     raise HTTPError("Error during file PUT", resp)
 HTTPError: Error during file PUT: 500 Internal Server Error
 "Traceback (most recent call last):\x0a  File \"/home/zooko/playground
 /tahoe-lafs/dw/src/allmydata/util/pipeline.py\", line 65, in
 _ebDeferred\x0a    self.checkForFinished()\x0a  File
 \"/home/zooko/playground/tahoe-lafs/dw/src/allmydata/util/pipeline.py\",
 line 53, in checkForFinished\x0a    self.errback(self.failure)\x0a  File
 \"/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7/site-
 packages/Twisted-11.1.0-py2.7-linux-
 x86_64.egg/twisted/internet/defer.py\", line 391, in errback\x0a
 self._startRunCallbacks(fail)\x0a  File \"/home/zooko/playground/tahoe-
 lafs/dw/support/lib/python2.7/site-packages/Twisted-11.1.0-py2.7-linux-
 x86_64.egg/twisted/internet/defer.py\", line 458, in
 _startRunCallbacks\x0a    self._runCallbacks()\x0a--- <exception caught
 here> ---\x0a  File \"/home/zooko/playground/tahoe-
 lafs/dw/support/lib/python2.7/site-packages/Twisted-11.1.0-py2.7-linux-
 x86_64.egg/twisted/internet/defer.py\", line 545, in _runCallbacks\x0a
 current.result = callback(current.result, *args, **kw)\x0a  File
 \"/home/zooko/playground/tahoe-
 lafs/dw/src/allmydata/immutable/encode.py\", line 501, in
 _remove_shareholder\x0a    raise
 UploadUnhappinessError(msg)\x0aallmydata.interfaces.UploadUnhappinessError:
 shares could be placed or found on only 0 server(s). We were asked to
 place shares on at least 1 server(s) such that any 1 of them have enough
 shares to recover the file.: [Failure instance: Traceback (failure with no
 frames): <class 'allmydata.util.pipeline.PipelineError'>: <PipelineError
 error=([Failure instance: Traceback (failure with no frames): <class
 'foolscap.ipb.DeadReferenceError'>: Connection was lost (to tubid=66ra)
 (during method=RIBucketWriter:write)\x0a])>\x0a]\x0a"
 }}}

 The {{{twistd.log}}} file had:

 {{{
 2012-07-17 08:09:46-0300 [-] 'Original exception:'
 2012-07-17 08:09:46-0300 [-] Unhandled Error
         Traceback (most recent call last):
           File "/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7
 /site-packages/Twisted-11.1.0-py2.7-linux-
 x86_64.egg/twisted/internet/defer.py", line 287, in addCallbacks
             self._runCallbacks()
           File "/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7
 /site-packages/Twisted-11.1.0-py2.7-linux-
 x86_64.egg/twisted/internet/defer.py", line 545, in _runCallbacks
             current.result = callback(current.result, *args, **kw)
           File "/home/zooko/playground/tahoe-
 lafs/dw/src/allmydata/immutable/upload.py", line 752, in <lambda>
             self._read_encrypted(length, ciphertext, hash_only, d2))
           File "/home/zooko/playground/tahoe-
 lafs/dw/src/allmydata/immutable/upload.py", line 767, in _read_encrypted
             d = defer.maybeDeferred(self.original.read, size)
         --- <exception caught here> ---
           File "/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7
 /site-packages/Twisted-11.1.0-py2.7-linux-
 x86_64.egg/twisted/internet/defer.py", line 134, in maybeDeferred
             result = f(*args, **kw)
           File "/home/zooko/playground/tahoe-
 lafs/dw/src/allmydata/immutable/upload.py", line 1467, in read
             return defer.succeed([self._filehandle.read(length)])
         exceptions.ValueError: I/O operation on closed file

 2012-07-17 08:09:46-0300 [-] Unhandled error in Deferred:
 2012-07-17 08:09:46-0300 [-] Unhandled Error
         Traceback (most recent call last):
           File "/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7
 /site-packages/Twisted-11.1.0-py2.7-linux-
 x86_64.egg/twisted/internet/base.py", line 800, in runUntilCurrent
             call.func(*call.args, **call.kw)
           File "/usr/local/lib/python2.7/dist-
 packages/foolscap-0.6.3.post0-py2.7.egg/foolscap/eventual.py", line 26, in
 _turn
             cb(*args, **kwargs)
           File "/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7
 /site-packages/Twisted-11.1.0-py2.7-linux-
 x86_64.egg/twisted/internet/defer.py", line 362, in callback
             self._startRunCallbacks(result)
           File "/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7
 /site-packages/Twisted-11.1.0-py2.7-linux-
 x86_64.egg/twisted/internet/defer.py", line 458, in _startRunCallbacks
             self._runCallbacks()
         --- <exception caught here> ---
           File "/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7
 /site-packages/Twisted-11.1.0-py2.7-linux-
 x86_64.egg/twisted/internet/defer.py", line 545, in _runCallbacks
             current.result = callback(current.result, *args, **kw)
           File "/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7
 /site-packages/Nevow-0.10.0-py2.7.egg/nevow/appserver.py", line 91, in
 processingFailed
             request.finishRequest( False )
           File "/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7
 /site-packages/Nevow-0.10.0-py2.7.egg/nevow/appserver.py", line 176, in
 finishRequest
             server.Request.finish(self)
           File "/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7
 /site-packages/Twisted-11.1.0-py2.7-linux-x86_64.egg/twisted/web/http.py",
 line 866, in finish
             "Request.finish called on a request after its connection was
 lost; "
         exceptions.RuntimeError: Request.finish called on a request after
 its connection was lost; use Request.notifyFinish to keep track of this.

 }}}

 The versions are:

 {{{
 $ tahoe --version-and-path
 allmydata-tahoe: 1.9.0-r5601 (/home/zooko/playground/tahoe-lafs/dw/src)
 foolscap: 0.6.3.post0 (/usr/local/lib/python2.7/dist-
 packages/foolscap-0.6.3.post0-py2.7.egg)
 pycryptopp: 0.6.0.1206569328141510525648634803928199668821045408958
 (/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7/site-
 packages/pycryptopp-0.6.0.1206569328141510525648634803928199668821045408958-py2.7
 -linux-x86_64.egg)
 zfec: 1.4.24 (/usr/local/lib/python2.7/dist-packages/zfec-1.4.24-py2.7
 -linux-x86_64.egg)
 Twisted: 11.1.0 (/home/zooko/playground/tahoe-
 lafs/dw/support/lib/python2.7/site-packages/Twisted-11.1.0-py2.7-linux-
 x86_64.egg)
 Nevow: 0.10.0 (/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7
 /site-packages/Nevow-0.10.0-py2.7.egg)
 zope.interface: unknown (/usr/local/lib/python2.7/dist-
 packages/zope.interface-3.6.1-py2.7-linux-x86_64.egg/zope)
 python: 2.7.3 (/usr/bin/python)
 platform: Linux-Ubuntu_12.04-x86_64-64bit_ELF (None)
 pyOpenSSL: 0.12 (/usr/lib/python2.7/dist-packages)
 simplejson: 2.3.2 (/usr/lib/python2.7/dist-packages)
 pycrypto: 2.5 (/home/zooko/playground/tahoe-lafs/dw/support/lib/python2.7
 /site-packages/pycrypto-2.5-py2.7-linux-x86_64.egg)
 pyasn1: unknown (/usr/lib/python2.7/dist-packages)
 mock: 0.8.0beta3 (/usr/local/lib/python2.7/dist-packages)
 setuptools: 0.6c16dev3 (/home/zooko/playground/tahoe-
 lafs/dw/support/lib/python2.7/site-packages/setuptools-0.6c16dev3.egg)
 }}}

-- 
Ticket URL: <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/1794>
tahoe-lafs <https://tahoe-lafs.org>
secure decentralized storage

More information about the tahoe-lafs-trac-stream mailing list