** Project changed: fuel-plugin-contrail => neutron -- You received this bug notification because you are a member of Yahoo! Engineering Team, which is subscribed to neutron. https://bugs.launchpad.net/bugs/1754563
Title: Arp_responder function has failed since Ocata Status in neutron: New Bug description: It seems that the code has changed since Ocata. cat /usr/lib/python2.7/dist-packages/neutron/agent/linux/ip_lib.py -------------------------------------------------------------------------------------- ... # NOTE(haleyb): These neighbour functions live outside the IpNeighCommand # class since not all callers require it. def add_neigh_entry(ip_address, mac_address, device, namespace=None, **kwargs): """Add a neighbour entry. :param ip_address: IP address of entry to add :param mac_address: MAC address of entry to add :param device: Device name to use in adding entry :param namespace: The name of the namespace in which to add the entry """ ip_version = get_ip_version(ip_address) privileged.add_neigh_entry(ip_version, ip_address, mac_address, device, namespace, **kwargs) ... .. -------------------------------------------------------------------------------------- If you set arp_responder=true, you will encounter the following error: -------------------------------------------------------------------------------------- 2018-03-09 12:35:54.590 2317 INFO neutron.agent.securitygroups_rpc [req-13215026-d027-4dff-830c-8c01a3e24b7e - - - - -] Refresh firewall rules 2018-03-09 12:35:54.723 2317 INFO oslo.privsep.daemon [req-ffd165f2-9b17-49f4-9729-f75ab05f4f63 - - - - -] Running privsep helper: ['sudo', 'privsep-helper', '--config-file', '/etc/neutron/neutron.conf', '--config-file', '/etc/neutron/plugins/ml2/linuxbridge_agent.ini', '--privsep_context', 'neutron.privileged.default', '--privsep_sock_path', '/tmp/tmpOymdtx/privsep.sock'] 2018-03-09 12:35:54.737 2317 WARNING oslo.privsep.daemon [-] privsep log: sudo: no tty present and no askpass program specified 2018-03-09 12:35:54.749 2317 CRITICAL oslo.privsep.daemon [req-ffd165f2-9b17-49f4-9729-f75ab05f4f63 - - - - -] privsep helper command exited non-zero (1) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server [req-ffd165f2-9b17-49f4-9729-f75ab05f4f63 - - - - -] Exception during message handling: FailedToDropPrivileges: privsep helper command exited non-zero (1) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server Traceback (most recent call last): 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server File "/usr/lib/python2.7/dist-packages/oslo_messaging/rpc/server.py", line 160, in _process_incoming 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server res = self.dispatcher.dispatch(message) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server File "/usr/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 213, in dispatch 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server return self._do_dispatch(endpoint, method, ctxt, args) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server File "/usr/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 183, in _do_dispatch 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server result = func(ctxt, **new_args) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server File "/usr/lib/python2.7/dist-packages/oslo_log/helpers.py", line 67, in wrapper 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server return method(*args, **kwargs) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server File "/usr/lib/python2.7/dist-packages/neutron/plugins/ml2/drivers/l2pop/rpc_manager/l2population_rpc.py", line 41, in add_fdb_entries 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server self.fdb_add(context, self._unmarshall_fdb_entries(fdb_entries)) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server File "/usr/lib/python2.7/dist-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 895, in fdb_add 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server interface) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server File "/usr/lib/python2.7/dist-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 746, in add_fdb_entries 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server self.add_fdb_ip_entry(mac, ip, interface) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server File "/usr/lib/python2.7/dist-packages/neutron/plugins/ml2/drivers/linuxbridge/agent/linuxbridge_neutron_agent.py", line 737, in add_fdb_ip_entry 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server ip_lib.add_neigh_entry(ip, mac, interface) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server File "/usr/lib/python2.7/dist-packages/neutron/agent/linux/ip_lib.py", line 997, in add_neigh_entry 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server **kwargs) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server File "/usr/lib/python2.7/dist-packages/oslo_privsep/priv_context.py", line 204, in _wrap 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server self.start() 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server File "/usr/lib/python2.7/dist-packages/oslo_privsep/priv_context.py", line 215, in start 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server channel = daemon.RootwrapClientChannel(context=self) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server File "/usr/lib/python2.7/dist-packages/oslo_privsep/daemon.py", line 327, in __init__ 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server raise FailedToDropPrivileges(msg) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server FailedToDropPrivileges: privsep helper command exited non-zero (1) 2018-03-09 12:35:54.750 2317 ERROR oslo_messaging.rpc.server -------------------------------------------------------------------------------------- To manage notifications about this bug go to: https://bugs.launchpad.net/neutron/+bug/1754563/+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