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[Bug 1697926] [NEW] linuxbridge ensure_bridge report errror

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: wlfightup <wlfightup@xxxxxxxxx>
Date: Wed, 14 Jun 2017 12:03:24 -0000
Reply-to: Bug 1697926 <1697926@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
Public bug reported:

2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/agent/_common_agent.py", line 453, in daemon_loop
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     sync = self.process_network_devices(device_info)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/osprofiler/profiler.py", line 153, in wrapper
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     return f(*args, **kwargs)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/agent/_common_agent.py", line 210, in process_network_devices
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     resync_a = self.treat_devices_added_updated(devices_added_updated)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/osprofiler/profiler.py", line 153, in wrapper
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     return f(*args, **kwargs)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/agent/_common_agent.py", line 227, in treat_devices_added_updated
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     self._process_device_if_exists(device_details)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/agent/_common_agent.py", line 254, in _process_device_if_exists
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     device, device_details['device_owner'])
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 504, in plug_interface
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     tap_name, device_owner)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 453, in add_tap_interface
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     return False
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     self.force_reraise()
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     six.reraise(self.type_, self.value, self.tb)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 445, in add_tap_interface
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     tap_device_name, device_owner)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 476, in _add_tap_interface
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     segmentation_id):
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 429, in ensure_physical_in_bridge
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     physical_interface)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 245, in ensure_flat_bridge
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     gateway):
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 388, in ensure_bridge
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     self.update_interface_ip_details(bridge_name, interface, ips, gateway)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 326, in update_interface_ip_details
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     alistc = dst_device.addr.list(scope='global', to=ip['cidr'])
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/agent/linux/ip_lib.py", line 579, in add
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     self._as_root([net.version], tuple(args))
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/agent/linux/ip_lib.py", line 363, in _as_root
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     use_root_namespace=use_root_namespace)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/agent/linux/ip_lib.py", line 99, in _as_root
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     log_fail_as_error=self.log_fail_as_error)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/agent/linux/ip_lib.py", line 108, in _execute
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     log_fail_as_error=log_fail_as_error)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/agent/linux/utils.py", line 152, in execute
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     raise ProcessExecutionError(msg, returncode=returncode)
2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent ProcessExecutionError: Exit code: 2; Stdin: ; Stdout: ; Stderr: RTNETLINK answers: File exists


When I use Linux bridge flat network, and ethx has IP address. after
create the bridge, add ip to the bridge, it will cycle above the wrong.

** Affects: neutron
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1697926

Title:
  linuxbridge ensure_bridge report errror

Status in neutron:
  New

Bug description:
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/agent/_common_agent.py", line 453, in daemon_loop
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     sync = self.process_network_devices(device_info)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/osprofiler/profiler.py", line 153, in wrapper
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     return f(*args, **kwargs)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/agent/_common_agent.py", line 210, in process_network_devices
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     resync_a = self.treat_devices_added_updated(devices_added_updated)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/osprofiler/profiler.py", line 153, in wrapper
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     return f(*args, **kwargs)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/agent/_common_agent.py", line 227, in treat_devices_added_updated
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     self._process_device_if_exists(device_details)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/agent/_common_agent.py", line 254, in _process_device_if_exists
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     device, device_details['device_owner'])
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 504, in plug_interface
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     tap_name, device_owner)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 453, in add_tap_interface
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     return False
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     self.force_reraise()
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     six.reraise(self.type_, self.value, self.tb)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 445, in add_tap_interface
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     tap_device_name, device_owner)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 476, in _add_tap_interface
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     segmentation_id):
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 429, in ensure_physical_in_bridge
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     physical_interface)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 245, in ensure_flat_bridge
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     gateway):
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 388, in ensure_bridge
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     self.update_interface_ip_details(bridge_name, interface, ips, gateway)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 326, in update_interface_ip_details
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     alistc = dst_device.addr.list(scope='global', to=ip['cidr'])
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/agent/linux/ip_lib.py", line 579, in add
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     self._as_root([net.version], tuple(args))
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/agent/linux/ip_lib.py", line 363, in _as_root
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     use_root_namespace=use_root_namespace)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/agent/linux/ip_lib.py", line 99, in _as_root
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     log_fail_as_error=self.log_fail_as_error)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/agent/linux/ip_lib.py", line 108, in _execute
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     log_fail_as_error=log_fail_as_error)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent   File "/usr/lib/python2.7/site-packages/neutron/agent/linux/utils.py", line 152, in execute
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent     raise ProcessExecutionError(msg, returncode=returncode)
  2017-06-14 05:00:13.747 16708 ERROR neutron.plugins.ml2.drivers.agent._common_agent ProcessExecutionError: Exit code: 2; Stdin: ; Stdout: ; Stderr: RTNETLINK answers: File exists


  When I use Linux bridge flat network, and ethx has IP address. after
  create the bridge, add ip to the bridge, it will cycle above the
  wrong.

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Follow ups

[Bug 1697926] Re: linuxbridge ensure_bridge report errror
From: OpenStack Infra, 2017-06-19