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Hi Alex,

Could you please let me know what's the cluster image you're using
Fedora Atomic or Fedora CoreOS? And can you pls show me your cluster
template?


On 22/07/20 12:53 am, Alexander Dibbo - UKRI STFC wrote:
>
> Hi,
>
> I have just deployed magnum into my train enviroment and am seeing the
> following error when creating any kind of cluster:
>
> This is a Train environment deployed from RDO packages (9.4.0-1).
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server
> [req-aa9ce18b-64eb-40ad-b1c0-b7c312402780 - - - - -] Exception during
> message handling: InvalidParameterValue: ERROR: UnsupportedVersion: :
> resources.worker_nodes_server_group: : Invalid format of client
> version ''. Expected format 'X.Y', where X is a major part and Y is a
> minor part of version.
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server Traceback (most
> recent call last):
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server   File
> "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/server.py", line
> 165, in _process_incoming
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server     res =
> self.dispatcher.dispatch(message)
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server   File
> "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py",
> line 274, in dispatch
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server     return
> self._do_dispatch(endpoint, method, ctxt, args)
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server   File
> "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py",
> line 194, in _do_dispatch
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server     result =
> func(ctxt, **new_args)
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server   File
> "/usr/lib/python2.7/site-packages/osprofiler/profiler.py", line 160,
> in wrapper
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server     result =
> f(*args, **kwargs)
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server   File
> "/usr/lib/python2.7/site-packages/magnum/conductor/handlers/cluster_conductor.py",
> line 95, in cluster_create
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server     raise e
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server
> InvalidParameterValue: ERROR: UnsupportedVersion: :
> resources.worker_nodes_server_group: : Invalid format of client
> version ''. Expected format 'X.Y', where X is a major part and Y is a
> minor part of version.
>
> Jul 17 14:08:24 host-172-16-103-43 magnum-conductor: 2020-07-17
> 14:08:24.942 6251 ERROR oslo_messaging.rpc.server #033[00m
>
> When logging in debug, I see a dump of a huge heat template and a 400
> bad request from heatclient (as below) immediately before the above
> log excerpt:
>
> {"explanation": "The server could not comply with the request since it
> is either malformed or otherwise incorrect.", "code": 400, "error":
> {"message": "UnsupportedVersion: :
> resources.master_nodes_server_group: : Invalid format of client
> version ''. Expected format 'X.Y', where X is a major part and Y is a
> minor part of version.", "traceback": null, "type":
> "StackValidationFailed"}, "title": "Bad Request"}
>
> log_http_response
> /usr/lib/python2.7/site-packages/heatclient/common/http.py:157
>
>  
>
> More details are available in my question here:
> https://ask.openstack.org/en/question/128520/magnum-invalid-format-of-client-version/
>
>  
>
> Any suggestions on where to look to set the client version it is
> complaining about would be much appreciated?
>
> Thanks
>
> Alex
>
>  
>
>  
>
> Regards
>
>  
>
> Alexander Dibbo – Cloud Architect / Cloud Operations Group Leader
>
> For STFC Cloud Documentation visit
> https://stfc-cloud-docs.readthedocs.io
> <https://stfc-cloud-docs.readthedocs.io/>
>
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-- 
Cheers & Best regards,
Feilong Wang (王飞龙)
Head of R&D
Catalyst Cloud - Cloud Native New Zealand
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