[ZODB-Dev] Trouble with a simple ZEO example.
Kenneth Miller
xkenneth at gmail.com
Wed Jan 9 19:08:30 EST 2008
Python2.5ZODB 3.6.0-5
Regards,
Ken
On Jan 9, 2008 6:06 PM, Jim Fulton <jim at zope.com> wrote:
> What version of ZODB did you say you were using?
>
> If you're using 3.7, that doesn't work with Python 2.5.
>
> Jim
>
> On Jan 9, 2008, at 7:02 PM, Kenneth Miller wrote:
>
> > Alright, following Jim's instructions:
> >
> > Here's how i started the server:
> >
> > xkenneth at xkenneth-desktop:/usr/lib/python2.5/site-packages$
> > python2.5 ZEO/runzeo.py -a /tmp/zeosocket -f /tmp/test.fs
> >
> > And the client + errors:
> >
> > >>> import logging
> > >>> logging.getLogger ().setLevel(logging.INFO)
> > >>> logging.getLogger().addHandler(logging.StreamHandler())
> > >>> from ZEO import ClientStorage
> > >>> from ZODB import DB
> > >>> storage = ClientStorage.ClientStorage('/tmp/zeosocket')
> > (12188) ClientStorage (pid=12188) created RW/normal for storage: '1'
> > created temporary cache file '<fdopen>'
> > (12188) Testing connection <ManagedClientConnection /tmp/zeosocket>
> > (/tmp/zeosocket) received handshake 'Z303'
> > (12188) Server authentication protocol None
> > (12188) Connected to storage: /tmp/zeosocket
> > (12188) Verifying cache
> > (12188) Waiting for cache verification to finish
> > (12188) Waiting for cache verification to finish
> > (12188) endVerify finishing
> > (12188) endVerify finished
> > >>> db = DB(storage)
> > (12188) can't decode message: '(K\x04K\x00U
> > \x06.reply( cZODB.POSException\nPOSKeyError\...'
> > (/tmp/zeosocket) Error caught in asyncore
> > Traceback (most recent call last):
> > File "asyncore.py", line 68, in read
> > obj.handle_read_event ()
> > File "asyncore.py", line 390, in handle_read_event
> > self.handle_read()
> > File "/usr/lib/python2.5/site-packages/ZEO/zrpc/smac.py", line
> > 219, in handle_read
> > self.message_input(msg)
> > File "/usr/lib/python2.5/site-packages/ZEO/zrpc/connection.py",
> > line 387, in message_input
> > msgid, flags, name, args = self.marshal.decode(message)
> > File "/usr/lib/python2.5/site-packages/ZEO/zrpc/marshal.py", line
> > 50, in decode
> > return unpickler.load() # msgid, flags, name, args
> > File "/usr/lib/python2.5/site-packages/ZEO/zrpc/marshal.py", line
> > 79, in find_global
> > raise ZRPCError("Unsafe global: %s.%s" % (module, name))
> > ZRPCError: Unsafe global: ZODB.POSException.POSKeyError
> > (12188) Disconnected from storage: '/tmp/zeosocket'
> > Traceback (most recent call last):
> > File "<stdin>", line 1, in <module>
> > File "/usr/lib/python2.5/site-packages/ZODB/DB.py", line 238, in
> > __init__
> > storage.load (z64,'')
> > File "/usr/lib/python2.5/site-packages/ZEO/ClientStorage.py", line
> > 746, in load
> > return self.loadEx(oid, version)[:2]
> > File "/usr/lib/python2.5/site-packages/ZEO/ClientStorage.py", line
> > 769, in loadEx
> > data, tid, ver = self._server.loadEx(oid, version)
> > File "/usr/lib/python2.5/site-packages/ZEO/ServerStub.py", line
> > 192, in loadEx
> > return self.rpc.call("loadEx", oid, version)
> > File "/usr/lib/python2.5/site-packages/ZEO/zrpc/connection.py",
> > line 531, in call
> > r_flags, r_args = self.wait(msgid)
> > File "/usr/lib/python2.5/site-packages/ZEO/zrpc/connection.py",
> > line 621, in wait
> > raise DisconnectedError()
> > ZEO.zrpc.error.DisconnectedError
> > (12188) Testing connection <ManagedClientConnection /tmp/zeosocket>
> > (/tmp/zeosocket) received handshake 'Z303'
> > (12188) Server authentication protocol None
> > (12188) Connected to storage: /tmp/zeosocket
> > (12188) Verifying cache
> > (12188) Waiting for cache verification to finish
> > (12188) Waiting for cache verification to finish
> > (12188) endVerify finishing
> > (12188) endVerify finished
> > >>>
> >
> > Is there something wrong with what I'm doing? Am I setting up the
> > server/client incorrectly? I'm following the examples, it seems like
> > this should work.
> >
> > Regards,
> > Kenneth Miller
> >
> > On Jan 9, 2008 5:49 PM, Jim Fulton <jim at zope.com > wrote:
> > The POSKey error for object 0 can be ignored. It is normal. When the
> > database is opened for the first time, it tries to load object 0 and
> > then creates it if it doesn't exist. I don't see any other errors in
> > your log output from the server.
> >
> > In your client code, try adding:
> >
> > import logging
> > logging.getLogger().setLevel(logging.INFO )
> > logging.getLogger().addHandler(logging.StreamHandler())
> >
> > and see if this gives more useful logging info on the client.
> >
> > Jim
> >
> >
> > On Jan 9, 2008, at 6:43 PM, Kenneth Miller wrote:
> >
> > > Sorry for the string of messages, but also:
> > >
> > > I've recieved these errors when settings up with the following
> > > config files.
> > >
> > > zeoserver.conf
> > >
> > > <zeo>
> > > address localhost:8090
> > > monitor-address localhost:8091
> > > </zeo>
> > >
> > > <filestorage 1>
> > > path /tmp/Data.fs
> > > </filestorage>
> > >
> > > <eventlog>
> > > <logfile>
> > > path /tmp/zeo.log
> > > format %(asctime)s %(message)s
> > > </logfile>
> > > </eventlog>
> > >
> > >
> > > zeoclient.conf
> > >
> > > <zeoclient>
> > > server localhost:8090
> > > </zeoclient>
> > >
> > >
> > > Error:
> > >
> > >
> > > 2008-01-09T17:33:42 (11338) opening storage '1' using FileStorage
> > > 2008-01-09T17:33:42 (11338) StorageServer created RW with storages:
> > > 1:RW:/tmp/Data.fs
> > > 2008-01-09T17:33:42 (11338) listening on ('localhost', 8090)
> > > 2008-01-09T17:33:42 listening on ('localhost', 8091)
> > > 2008-01-09T17:36:55 (11338) new connection (' 127.0.0.1', 60885):
> > > <ManagedServerConnection ('127.0.0.1', 60885)>
> > > 2008-01-09T17:36:55 ( 127.0.0.1:60885) received handshake 'Z303'
> > > 2008-01-09T17:38:52 (127.0.0.1:60885) loadEx() raised exception:
> > 0x00
> > > Traceback (most recent call last):
> > > File "/usr/lib/python2.5/site-packages/ZEO/zrpc/connection.py",
> > > line 421, in handle_request
> > > ret = meth(*args)
> > > File "/usr/lib/python2.5/site-packages/ZEO/StorageServer.py", line
> > > 248, in loadEx
> > > return self.storage.loadEx(oid, version)
> > > File "/usr/lib/python2.5/site-packages/ZODB/FileStorage/
> > > FileStorage.py", line 523, in loadEx
> > > pos = self._lookup_pos(oid)
> > > File "/usr/lib/python2.5/site-packages/ZODB/FileStorage/
> > > FileStorage.py", line 514, in _lookup_pos
> > > raise POSKeyError(oid)
> > > POSKeyError: 0x00
> > > 2008-01-09T17:38:53 (11338/127.0.0.1:60885) disconnected
> > > 2008-01-09T17:38:53 (11338) new connection ('127.0.0.1', 60886):
> > > <ManagedServerConnection (' 127.0.0.1 ', 60886)>
> > > 2008-01-09T17:38:53 (127.0.0.1:60886) received handshake 'Z303'
> > > 2008-01-09T17:39:00 (11338/127.0.0.1:60886) disconnected
> > > 2008-01-09T17:40:45 (11338) terminated by SIGINT
> > > 2008-01-09T17:40:45 (11338) closing storage '1'
> > >
> > > Regards,
> > > Kenneth Miller
> > >
> > >
> > > On Jan 9, 2008 5:24 PM, Kenneth Miller < xkenneth at gmail.com> wrote:
> > > Also,
> > >
> > > I've replicated the error on Ubuntu linux.
> > >
> > > Here's the server command and output.
> > >
> > > xkenneth at xkenneth-desktop:/usr/lib/python2.5/site-packages$
> > > python2.5 ZEO/runzeo.py -a localhost:8090 -f /tmp/test.fs
> > > ------
> > > 2008-01-09T17:19:38 INFO ZEO.runzeo (6138) opening storage '1' using
> > > FileStorage
> > > ------
> > > 2008-01-09T17:19:38 INFO ZEO.StorageServer (6138) StorageServer
> > > created RW with storages: 1:RW:/tmp/test.fs
> > > ------
> > > 2008-01-09T17:19:38 INFO ZEO.zrpc (6138) listening on ('localhost',
> > > 8090)
> > > ------
> > > 2008-01-09T17:20:41 INFO ZEO.StorageServer (6138) new connection
> > > ('127.0.0.1', 37523): <ManagedServerConnection (' 127.0.0.1 ',
> > 37523)>
> > > ------
> > > 2008-01-09T17:20:41 INFO ZEO.zrpc.Connection(S) (127.0.0.1:37523)
> > > received handshake 'Z303'
> > > ------
> > > 2008-01-09T17:20:53 INFO ZEO.zrpc.Connection(S) (127.0.0.1:37523)
> > > loadEx() raised exception: 0x00
> > > Traceback (most recent call last):
> > > File "/usr/lib/python2.5/site-packages/ZEO/zrpc/connection.py",
> > > line 421, in handle_request
> > > ret = meth(*args)
> > > File "/usr/lib/python2.5/site-packages/ZEO/StorageServer.py", line
> > > 248, in loadEx
> > > return self.storage.loadEx(oid, version)
> > > File "/usr/lib/python2.5/site-packages/ZODB/FileStorage/
> > > FileStorage.py", line 523, in loadEx
> > > pos = self._lookup_pos(oid)
> > > File "/usr/lib/python2.5/site-packages/ZODB/FileStorage/
> > > FileStorage.py", line 514, in _lookup_pos
> > > raise POSKeyError(oid)
> > > POSKeyError: 0x00
> > > ------
> > > 2008-01-09T17:20:53 INFO ZEO.StorageServer (6138/127.0.0.1:37523)
> > > disconnected
> > > ------
> > > 2008-01-09T17:20:53 INFO ZEO.StorageServer (6138) new connection ('
> > > 127.0.0.1 ', 37524): <ManagedServerConnection ('127.0.0.1', 37524)>
> > > ------
> > > 2008-01-09T17:20:53 INFO ZEO.zrpc.Connection(S) ( 127.0.0.1:37524)
> > > received handshake 'Z303'
> > >
> > > And here's the client input and error:
> > >
> > > xkenneth at xkenneth-desktop :/usr/lib/python2.5/site-packages$
> > python2.5
> > > Python 2.5.1 (r251:54863, May 2 2007, 16:56:35)
> > > [GCC 4.1.2 (Ubuntu 4.1.2-0ubuntu4)] on linux2
> > > Type "help", "copyright", "credits" or "license" for more
> > information.
> > > >>> from ZEO import ClientStorage
> > > >>> from ZODB import DB
> > > >>> storage = ClientStorage.ClientStorage(('localhost',8090))
> > > >>> db = DB( storage )
> > > No handlers could be found for logger " ZEO.zrpc"
> > > Traceback (most recent call last):
> > > File "<stdin>", line 1, in <module>
> > > File "/usr/lib/python2.5/site-packages/ZODB/DB.py", line 238, in
> > > __init__
> > > storage.load(z64,'')
> > > File "/usr/lib/python2.5/site-packages/ZEO/ClientStorage.py", line
> > > 746, in load
> > > return self.loadEx(oid, version)[:2]
> > > File "/usr/lib/python2.5/site-packages/ZEO/ClientStorage.py", line
> > > 769, in loadEx
> > > data, tid, ver = self._server.loadEx(oid, version)
> > > File "/usr/lib/python2.5/site-packages/ZEO/ServerStub.py", line
> > > 192, in loadEx
> > > return self.rpc.call ("loadEx", oid, version)
> > > File "/usr/lib/python2.5/site-packages/ZEO/zrpc/connection.py",
> > > line 531, in call
> > > r_flags, r_args = self.wait(msgid)
> > > File "/usr/lib/python2.5/site-packages/ZEO/zrpc/connection.py",
> > > line 621, in wait
> > > raise DisconnectedError()
> > > ZEO.zrpc.error.DisconnectedError
> > >
> > >
> > > Any help would be greatly appreciated.
> > >
> > > Regards,
> > > Kenneth Miller
> > >
> > > On Jan 9, 2008 5:03 PM, Kenneth Miller < xkenneth at gmail.com > wrote:
> > > I applied the patch succesfully, but still recieved the same error.
> > >
> > > How can i retrieve the log of the zeo process?
> > >
> > > Regards,
> > > Kenneth Miller
> > >
> > > On Jan 9, 2008, at 4:52 PM, Paolo Losi wrote:
> > >
> > > > You are maybe being bite by bug
> https://bugs.launchpad.net/zodb/+bug/135108
> > > > even if, in my case, it was unix socket instead of tcp socket.
> > > >
> > > > Could you please try to apply the patch
> > > > http://launchpadlibrarian.net/10338640/patch.diff
> > > > and report back?
> > > >
> > > > It would be very useful to have the log of zeo process as well.
> > > >
> > > > Paolo
> > > >
> > > > Kenneth Miller wrote:
> > > >> All,
> > > >> I hope this is the right mailing list for newbie help.
> > > >> I'm trying to get a basic example of ZEO running for an example,
> > > >> here's what I've tried so far.
> > > >> I've installed python2.5 and ZODB/Zeo with MacPorts (Mac OS X
> > > >> 10.5.1).
> > > >> To start the zeo server with a temporary filesystem, i've issued
> > > >> this command:
> > > >> python2.5 ZEO/runzeo.py -a localhost:8090 -f /tmp/test.fs
> > > >> To connect to the zeo server i've entered the following commands
> > > >> and received the following error:
> > > >> Python 2.5.1 (r251:54863, Oct 5 2007, 21:08:09)
> > > >> [GCC 4.0.1 (Apple Inc. build 5465)] on darwin
> > > >> Type "help", "copyright", "credits" or "license" for more
> > > >> information.
> > > >> >>> from ZEO import ClientStorage
> > > >> >>> from ZODB import DB
> > > >> >>>
> > > >> >>> storage = ClientStorage.ClientStorage ( ('localhost', 8090) )
> > > >> >>> db = DB( storage )
> > > >> No handlers could be found for logger " ZEO.zrpc "
> > > >> Traceback (most recent call last):
> > > >> File "<stdin>", line 1, in <module>
> > > >> File "/Library/Python/2.5/site-packages/ZODB3-3.7.2-py2.5-
> > > >> macosx-10.5-i386.egg /ZODB/DB.py", line 246, in __init__
> > > >> storage.load(z64,'')
> > > >> File "/Library/Python/2.5/site-packages/ZODB3- 3.7.2-py2.5-
> > > >> macosx-10.5-i386.egg/ZEO/ClientStorage.py", line 727, in load
> > > >> return self.loadEx(oid, version)[:2]
> > > >> File "/Library/Python/2.5/site-packages/ZODB3- 3.7.2-py2.5-
> > > >> macosx-10.5-i386.egg/ZEO/ClientStorage.py", line 750, in loadEx
> > > >> data, tid, ver = self._server.loadEx(oid, version)
> > > >> File "/Library/Python/2.5/site-packages/ZODB3- 3.7.2-py2.5-
> > > >> macosx-10.5-i386.egg/ZEO/ServerStub.py", line 196, in loadEx
> > > >> return self.rpc.call("loadEx", oid, version)
> > > >> File "/Library/Python/2.5/site-packages/ZODB3- 3.7.2-py2.5-
> > > >> macosx-10.5-i386.egg/ZEO/zrpc/connection.py", line 645, in call
> > > >> r_flags, r_args = self.wait(msgid)
> > > >> File "/Library/Python/2.5/site-packages/ZODB3- 3.7.2-py2.5-
> > > >> macosx-10.5-i386.egg/ZEO/zrpc/connection.py", line 735, in wait
> > > >> raise DisconnectedError()
> > > >> ZEO.zrpc.error.DisconnectedError
> > > >> I've expiremented with ZODB itself on a standalone FS, and gotten
> > > >> that to work successfully. I'd really like to use ZEO, so any
> > help
> > > >> would be appreciated.
> > > >> Regards,
> > > >> Kenneth Miller
> > > >> _______________________________________________
> > > >> For more information about ZODB, see the ZODB Wiki:
> > > >> http://www.zope.org/Wikis/ZODB/
> > > >> ZODB-Dev mailing list - ZODB-Dev at zope.org
> > > >> http://mail.zope.org/mailman/listinfo/zodb-dev
> > > >
> > >
> > >
> > >
> > > _______________________________________________
> > > For more information about ZODB, see the ZODB Wiki:
> > > http://www.zope.org/Wikis/ZODB/
> > >
> > > ZODB-Dev mailing list - ZODB-Dev at zope.org
> > > http://mail.zope.org/mailman/listinfo/zodb-dev
> >
> > --
> > Jim Fulton
> > Zope Corporation
> >
> >
> >
> > _______________________________________________
> > For more information about ZODB, see the ZODB Wiki:
> > http://www.zope.org/Wikis/ZODB/
> >
> > ZODB-Dev mailing list - ZODB-Dev at zope.org
> > http://mail.zope.org/mailman/listinfo/zodb-dev
>
> --
> Jim Fulton
> Zope Corporation
>
>
>
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