Seems like dhcpbridge may be missing or non-functional??
2013-06-14 18:36:38.127 6503 TRACE nova.openstack.common.rpc.amqp RemoteError: Remote error: ProcessExecutionError Unexpected error while running command.
2013-06-14 18:36:38.127 6503 TRACE nova.openstack.common.rpc.amqp Command: env CONFIG_FILE=["/home/harlowja/openstack/nova/config/nova.conf"] NETWORK_ID=1 dnsmasq --strict-order --bind-interfaces --conf-file= --pid-file=/usr/lib/python2.6/site-packages/networks/nova-br100.pid --listen-address=10.0.0.1 --except-interface=lo --dhcp-range=set:private,10.0.0.2,static,255.255.255.0,120s --dhcp-lease-max=256 --dhcp-hostsfile=/usr/lib/python2.6/site-packages/networks/nova-br100.conf --dhcp-script=/usr/local/bin/nova-dhcpbridge --leasefile-ro --domain=novalocal
2013-06-14 18:36:38.127 6503 TRACE nova.openstack.common.rpc.amqp Exit code: 3
2013-06-14 18:36:38.127 6503 TRACE nova.openstack.common.rpc.amqp Stdout: ''
2013-06-14 18:36:38.127 6503 TRACE nova.openstack.common.rpc.amqp Stderr: 'sh: /usr/local/bin/nova-dhcpbridge: No such file or directory\n\ndnsmasq: cannot run lease-init script /usr/local/bin/nova-dhcpbridge: No such file or directory\n'
2013-06-14 18:36:38.127 6503 TRACE nova.openstack.common.rpc.amqp [u'Traceback (most recent call last):\n', u' File "/usr/lib/python2.6/site-packages/nova/openstack/common/rpc/amqp.py", line 433, in _process_data\n **args)\n', u' File "/usr/lib/python2.6/site-packages/nova/openstack/common/rpc/dispatcher.py", line 172, in dispatch\n result = getattr(proxyobj, method)(ctxt, **kwargs)\n', u' File "/usr/lib/python2.6/site-packages/nova/network/floating_ips.py", line 188, in deallocate_for_instance\n super(FloatingIP, self).deallocate_for_instance(context, **kwargs)\n', u' File "/usr/lib/python2.6/site-packages/nova/network/manager.py", line 540, in deallocate_for_instance\n self.deallocate_fixed_ip(context, fixed_ip[\'address\'], host=host)\n', u' File "/usr/lib/python2.6/site-packages/nova/network/manager.py", line 247, in deallocate_fixed_ip\n address)\n', u' File "/usr/lib/python2.6/site-packages/nova/network/manager.py", line 928, in deallocate_fixed_ip\n self._teardown_network_on_host(context, network)\n', u' File "/usr/lib/python2.6/site-packages/nova/network/manager.py", line 1631, in _teardown_network_on_host\n self.driver.update_dhcp(elevated, dev, network)\n', u' File "/usr/lib/python2.6/site-packages/nova/network/linux_net.py", line 955, in update_dhcp\n restart_dhcp(context, dev, network_ref)\n', u' File "/usr/lib/python2.6/site-packages/nova/openstack/common/lockutils.py", line 246, in inner\n retval = f(*args, **kwargs)\n', u' File "/usr/lib/python2.6/site-packages/nova/network/linux_net.py", line 1070, in restart_dhcp\n _execute(*cmd, run_as_root=True)\n', u' File "/usr/lib/python2.6/site-packages/nova/network/linux_net.py", line 1163, in _execute\n return utils.execute(*cmd, **kwargs)\n', u' File "/usr/lib/python2.6/site-packages/nova/utils.py", line 155, in execute\n return processutils.execute(*cmd, **kwargs)\n', u' File "/usr/lib/python2.6/site-packages/nova/openstack/common/processutils.py", line 173, in execute\n cmd=\' \'.join(cmd))\n', u'ProcessExecutionError: Unexpected error while running command.\nCommand: env CONFIG_FILE=["/home/harlowja/openstack/nova/config/nova.conf"] NETWORK_ID=1 dnsmasq --strict-order --bind-interfaces --conf-file= --pid-file=/usr/lib/python2.6/site-packages/networks/nova-br100.pid --listen-address=10.0.0.1 --except-interface=lo --dhcp-range=set:private,10.0.0.2,static,255.255.255.0,120s --dhcp-lease-max=256 --dhcp-hostsfile=/usr/lib/python2.6/site-packages/networks/nova-br100.conf --dhcp-script=/usr/local/bin/nova-dhcpbridge --leasefile-ro --domain=novalocal\nExit code: 3\nStdout: \'\'\nStderr: \'sh: /usr/local/bin/nova-dhcpbridge: No such file or directory\\n\\ndnsmasq: cannot run lease-init script /usr/local/bin/nova-dhcpbridge: No such file or directory\\n\'\n'].
2013-06-14 18:36:38.127 6503 TRACE nova.openstack.common.rpc.amqp
> /usr/local/ bin/nova- dhcpbridge: No such file or directory
This may be fixed by https:/ /review. openstack. org/35481