[ovs-discuss] BUG in OpenVswitch version

[masoom alam]

openvswitch version:

ovs-vswitchd (Open vSwitch) 1.4.6



On Fri, Feb 6, 2015 at 8:02 PM, masoom alam <masoom.alam at wanclouds.net>
wrote:

> Hi every one,
>
> Can any one spot why the following bug will appear in Openstack leaving
> all services of Neutron to unusable state....?
>
> To give you an idea that I was trying:
>
> "I tried to configure 173.39.237.0 ip to a VM, with the CIDR
> 173.39.236.0/23, however the OVS gave error and now all the neutron
> services are completely unusable"
>
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent Traceback (most recent
> call last):
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent   File
> "/opt/stack/neutron/neutron/plugins/openvswitch/agent/ovs_neutron_agent.py",
> line 1197, in rpc_loop
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent     port_info =
> self.scan_ports(ports, updated_ports_copy)
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent   File
> "/opt/stack/neutron/neutron/plugins/openvswitch/agent/ovs_neutron_agent.py",
> line 821, in scan_ports
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent
> updated_ports.update(self.check_changed_vlans(registered_ports))
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent   File
> "/opt/stack/neutron/neutron/plugins/openvswitch/agent/ovs_neutron_agent.py",
> line 848, in check_changed_vlans
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent     port_tags =
> self.int_br.get_port_tag_dict()
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent   File
> "/opt/stack/neutron/neutron/agent/linux/ovs_lib.py", line 394, in
> get_port_tag_dict
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent     result =
> self.run_vsctl(args, check_error=True)
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent   File
> "/opt/stack/neutron/neutron/agent/linux/ovs_lib.py", line 67, in run_vsctl
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent     return
> utils.execute(full_args, root_helper=self.root_helper)
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent   File
> "/opt/stack/neutron/neutron/agent/linux/utils.py", line 75, in execute
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent     raise
> RuntimeError(m)
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent RuntimeError:
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent Command: ['sudo',
> '/usr/local/bin/neutron-rootwrap', '/etc/neutron/rootwrap.conf',
> 'ovs-vsctl', '--timeout=10', '--format=json', '--', '--columns=name,tag',
> 'list', 'Port']
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent Exit code: 1
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent Stdout: ''
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent Stderr: 'Traceback
> (most recent call last):\n  File "/usr/local/bin/neutron-rootwrap", line 4,
> in <module>\n
>  __import__(\'pkg_resources\').require(\'neutron==2013.2.4.dev32\')\n  File
> "/usr/local/lib/python2.7/dist-packages/pkg_resources/__init__.py", line
> 3018, in <module>\n    working_set = WorkingSet._build_master()\n  File
> "/usr/local/lib/python2.7/dist-packages/pkg_resources/__init__.py", line
> 614, in _build_master\n    return
> cls._build_from_requirements(__requires__)\n  File
> "/usr/local/lib/python2.7/dist-packages/pkg_resources/__init__.py", line
> 627, in _build_from_requirements\n    dists = ws.resolve(reqs,
> Environment())\n  File
> "/usr/local/lib/python2.7/dist-packages/pkg_resources/__init__.py", line
> 805, in resolve\n    raise
> DistributionNotFound(req)\npkg_resources.DistributionNotFound:
> alembic<0.6.4,>=0.4.1\n'
> 2015-02-04 05:25:06.993 TRACE
> neutron.plugins.openvswitch.agent.ovs_neutron_agent
>
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