check this log[0],
2016-02-02 12:25:38.863 | + failed_containers=neutron_openvswitch_agent
2016-02-02 12:25:38.863 | + for failed in '${failed_containers}'
2016-02-02 12:25:38.863 | + docker logs --tail all neutron_openvswitch_agent
2016-02-02 12:25:38.910 | INFO:__main__:Kolla config strategy set to: COPY_ONCE
2016-02-02 12:25:38.910 | INFO:__main__:Loading config file at /var/lib/kolla/config_files/config.json
2016-02-02 12:25:38.910 | INFO:__main__:Validating config file
2016-02-02 12:25:38.910 | INFO:__main__:Copying service configuration files
2016-02-02 12:25:38.910 | INFO:__main__:Copying /var/lib/kolla/config_files/neutron.conf to /etc/neutron/neutron.conf
2016-02-02 12:25:38.910 | INFO:__main__:Setting permissions for /etc/neutron/neutron.conf
2016-02-02 12:25:38.911 | INFO:__main__:Copying /var/lib/kolla/config_files/ml2_conf.ini to /etc/neutron/plugins/ml2/ml2_conf.ini
2016-02-02 12:25:38.911 | INFO:__main__:Setting permissions for /etc/neutron/plugins/ml2/ml2_conf.ini
2016-02-02 12:25:38.911 | INFO:__main__:Writing out command to execute
2016-02-02 12:25:38.911 | Running command: 'neutron-openvswitch-agent --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/plugins/ml2/ml2_conf.ini'
2016-02-02 12:25:38.911 | No handlers could be found for logger "oslo_reports.guru_meditation_report"
2016-02-02 12:25:38.911 | 2016-02-02 12:24:34.767 1 INFO neutron.common.config [-] Logging enabled!
2016-02-02 12:25:38.911 | 2016-02-02 12:24:34.767 1 INFO neutron.common.config [-] /var/lib/kolla/venv/bin/neutron-openvswitch-agent version 8.0.0.0b3.dev117
2016-02-02 12:25:38.912 | 2016-02-02 12:24:37.635 1 INFO neutron.agent.l2.extensions.manager [req-bf7f7e16-13a1-46f6-8dce-3b25e103ccb5 - - - - -] Loaded agent extensions: []
2016-02-02 12:25:38.912 | 2016-02-02 12:24:37.815 1 INFO neutron.plugins.ml2.drivers.openvswitch.agent.ovs_neutron_agent [req-bf7f7e16-13a1-46f6-8dce-3b25e103ccb5 - - - - -] Mapping physical network physnet1 to bridge br-ex
2016-02-02 12:25:38.912 | 2016-02-02 12:24:37.817 1 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.ovs_neutron_agent [req-bf7f7e16-13a1-46f6-8dce-3b25e103ccb5 - - - - -] Bridge br-ex for physical network physnet1 does not exist. Agent terminated!
2016-02-02 12:25:38.915 | + [[ -n neutron_openvswitch_agent ]]
the root cause is that when run "Ensuring OVS bridge is properly setup" task, the openvswitch_db is not ready. Test in my local with verbose std output:
TASK: [neutron | Ensuring OVS bridge is properly setup] ***********************
<localhost> REMOTE_MODULE command docker exec openvswitch_db /usr/local/bin/kolla_ensure_openvswitch_configured br-ex eth1
<localhost> EXEC ['/bin/sh', '-c', 'mkdir -p $HOME/.ansible/tmp/ansible-tmp-1454488961.85-178457803469879 && echo $HOME/.ansible/tmp/ansible-tmp-1454488961.85-178457803469879']
<localhost> PUT /tmp/tmpMvPWW9 TO /root/.ansible/tmp/ansible-tmp-1454488961.85-178457803469879/command
<localhost> EXEC ['/bin/sh', '-c', u'LANG=en_US.UTF-8 LC_CTYPE=en_US.UTF-8 /usr/bin/python /root/.ansible/tmp/ansible-tmp-1454488961.85-178457803469879/command; rm -rf /root/.ansible/tmp/ansible-tmp-1454488961.85-178457803469879/ >/dev/null 2>&1']
changed: [localhost] => {"changed": true, "cmd": ["docker", "exec", "openvswitch_db", "/usr/local/bin/kolla_ensure_openvswitch_configured", "br-ex", "eth1"], "delta": "0:00:00.224143", "end": "2016-02-03 03:42:42.155264", "rc": 0, "start": "2016-02-03 03:42:41.931121", "stderr": "ovs-vsctl: unix:/var/run/openvswitch/db.sock: database connection failed (No such file or directory)\novs-vsctl: unix:/var/run/openvswitch/db.sock: database connection failed (No such file or directory)\novs-vsctl: unix:/var/run/openvswitch/db.sock: database connection failed (No such file or directory)", "stdout": "changed", "stdout_lines": ["changed"], "warnings": []}
[0] http://logs.openstack.org/67/275067/2/check/gate-kolla-dsvm-deploy-ubuntu-source/196e947/console.html#_2016-02-02_12_25_38_859
