Re: Connection problem with ZEO 5.1

Problem solved!
The exception was raised when using a "wait=False" argument!
I replaced it with the "wait_timeout" argument and everything is OK...

Regards,
Thierry

2018-02-05 9:17 GMT+01:00 Thierry Florac <[email protected]>:

> Hi !
>
> I migrated recently a ZEO server from ZEO 4.2/ZODB 4.4 to ZEO 5.1/ZODB 5.3.
> I created a tasks scheduler which is used to pack the ZEO database. This
> code that was previously working now raises an exception:
>
> Traceback (most recent call last):
>>   File "/var/local/eggs/ZEO-5.1.1-py3.5.egg/ZEO/asyncio/client.py", line
>> 743, in call
>>     return self.wait_for_result(result, timeout)
>>   File "/var/local/eggs/ZEO-5.1.1-py3.5.egg/ZEO/asyncio/client.py", line
>> 756, in wait_for_result
>>     return future.result(timeout)
>>   File "/usr/lib/python3.5/concurrent/futures/_base.py", line 405, in
>> result
>>     return self.__get_result()
>>   File "/usr/lib/python3.5/concurrent/futures/_base.py", line 357, in
>> __get_result
>>     raise self._exception
>> ZEO.Exceptions.ClientDisconnected
>> During handling of the above exception, another exception occurred:
>> Traceback (most recent call last):
>>   File "/var/local/eggs/pyams_scheduler-0.1.8-py3.5.egg/pyams_scheduler/task.py",
>> line 267, in _run
>>     task.run(report)
>>   File "/var/local/eggs/pyams_scheduler-0.1.8-py3.5.egg/pyams_scheduler/zodb.py",
>> line 46, in run
>>     storage, db = zeo_connection.get_connection(get_storage=True)
>>   File "/var/local/eggs/pyams_utils-0.1.11-py3.5.egg/pyams_utils/zodb.py",
>> line 163, in get_connection
>>     db = DB(storage)
>>   File "/var/local/eggs/ZODB-5.3.0-py3.5.egg/ZODB/DB.py", line 488, in
>> __init__
>>     conn.get(z64)
>>   File "/var/local/eggs/ZODB-5.3.0-py3.5.egg/ZODB/Connection.py", line
>> 247, in get
>>     p, _ = self._storage.load(oid)
>>   File "/var/local/eggs/ZODB-5.3.0-py3.5.egg/ZODB/mvccadapter.py", line
>> 143, in load
>>     r = self._storage.loadBefore(oid, self._start)
>>   File "/var/local/eggs/ZEO-5.1.1-py3.5.egg/ZEO/ClientStorage.py", line
>> 522, in loadBefore
>>     return self._server.load_before(oid, tid)
>>   File "/var/local/eggs/ZEO-5.1.1-py3.5.egg/ZEO/asyncio/client.py", line
>> 783, in load_before
>>     return self.__call(self.client.load_before_threadsafe, oid, tid)
>>   File "/var/local/eggs/ZEO-5.1.1-py3.5.egg/ZEO/asyncio/client.py", line
>> 748, in call
>>     return self.wait_for_result(result, self.timeout)
>>   File "/var/local/eggs/ZEO-5.1.1-py3.5.egg/ZEO/asyncio/client.py", line
>> 756, in wait_for_result
>>     return future.result(timeout)
>>   File "/usr/lib/python3.5/concurrent/futures/_base.py", line 405, in
>> result
>>     return self.__get_result()
>>   File "/usr/lib/python3.5/concurrent/futures/_base.py", line 357, in
>> __get_result
>>     raise self._exception
>> ZEO.Exceptions.ClientDisconnected: never connected
>
>
> Any idea?
>
> Best regards,
> Thierry
> --
> http://www.imagesdusport.com -- http://www.ztfy.org
>



-- 
http://www.imagesdusport.com -- http://www.ztfy.org

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