Public bug reported:

neutronclient in nova uses token_endpoint.Token as auth_plugin, which doesn't 
have functionality to re-authenticate  in case of 401 error. If keystone uses 
memcached as backend and it was restarted, token that neutronclient use become 
invalid, and no re-authentication attempts were made.  
Trace in nova-api:
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 1519, in 
_build_network_info_model
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     data = 
client.list_ports(**search_opts)
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 102, in 
with_params
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     ret = self.function(instance, args, 
*kwargs)
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 534, in 
list_ports
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     **_params)
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 307, in 
list
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     for r in self._pagination(collection, 
path, **params):
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 320, in 
_pagination
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     res = self.get(path, params=params)
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 293, in 
get
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     headers=headers, params=params)
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 270, in 
retry_request
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     headers=headers, params=params)
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 211, in 
do_request
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     
self._handle_fault_response(status_code, replybody)
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 185, in 
_handle_fault_response
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     exception_handler_v20(status_code, 
des_error_body)
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 83, in 
exception_handler_v20
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     message=message)
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8] NeutronClientException: Authentication 
required
2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]

** Affects: nova
     Importance: Undecided
         Status: New

-- 
You received this bug notification because you are a member of Yahoo!
Engineering Team, which is subscribed to OpenStack Compute (nova).
https://bugs.launchpad.net/bugs/1491905

Title:
  neutronclient in nova doesn't issue new token

Status in OpenStack Compute (nova):
  New

Bug description:
  neutronclient in nova uses token_endpoint.Token as auth_plugin, which doesn't 
have functionality to re-authenticate  in case of 401 error. If keystone uses 
memcached as backend and it was restarted, token that neutronclient use become 
invalid, and no re-authentication attempts were made.  
  Trace in nova-api:
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 1519, in 
_build_network_info_model
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     data = 
client.list_ports(**search_opts)
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 102, in 
with_params
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     ret = self.function(instance, args, 
*kwargs)
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 534, in 
list_ports
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     **_params)
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 307, in 
list
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     for r in self._pagination(collection, 
path, **params):
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 320, in 
_pagination
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     res = self.get(path, params=params)
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 293, in 
get
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     headers=headers, params=params)
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 270, in 
retry_request
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     headers=headers, params=params)
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 211, in 
do_request
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     
self._handle_fault_response(status_code, replybody)
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 185, in 
_handle_fault_response
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     exception_handler_v20(status_code, 
des_error_body)
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]   File 
"/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 83, in 
exception_handler_v20
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]     message=message)
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8] NeutronClientException: Authentication 
required
  2015-08-30 19:02:24.292 8914 TRACE nova.network.base_api [instance: 
94ccc989-4531-43a9-a1bd-d7cf848f04a8]

To manage notifications about this bug go to:
https://bugs.launchpad.net/nova/+bug/1491905/+subscriptions

-- 
Mailing list: https://launchpad.net/~yahoo-eng-team
Post to     : yahoo-eng-team@lists.launchpad.net
Unsubscribe : https://launchpad.net/~yahoo-eng-team
More help   : https://help.launchpad.net/ListHelp

Reply via email to