Stderr: 'sudo: no tty present and no askpass program specified\nSorry, try again.\nsudo: no tty present and no askpass program specified\nSorry, try again.\nsudo: no tty present and no askpass program specified\nSorry, try again.\nsudo: 3 incorrect password attempts\n'
2012-09-06 10:20:11 TRACE nova Traceback (most recent call last):
2012-09-06 10:20:11 TRACE nova   File "/usr/bin/nova-network", line 49, in <module>
2012-09-06 10:20:11 TRACE nova     service.wait()
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/nova/service.py", line 413, in wait
2012-09-06 10:20:11 TRACE nova     _launcher.wait()
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/nova/service.py", line 131, in wait
2012-09-06 10:20:11 TRACE nova     service.wait()
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/eventlet/greenthread.py", line 166, in wait
2012-09-06 10:20:11 TRACE nova     return self._exit_event.wait()
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/eventlet/event.py", line 116, in wait
2012-09-06 10:20:11 TRACE nova     return hubs.get_hub().switch()
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/eventlet/hubs/hub.py", line 177, in switch
2012-09-06 10:20:11 TRACE nova     return self.greenlet.switch()
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/eventlet/greenthread.py", line 192, in main
2012-09-06 10:20:11 TRACE nova     result = function(*args, **kwargs)
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/nova/service.py", line 101, in run_server
2012-09-06 10:20:11 TRACE nova     server.start()
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/nova/service.py", line 162, in start
2012-09-06 10:20:11 TRACE nova     self.manager.init_host()
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/nova/network/manager.py", line 1695, in init_host
2012-09-06 10:20:11 TRACE nova     self.l3driver.initialize()
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/nova/network/l3.py", line 84, in initialize
2012-09-06 10:20:11 TRACE nova     linux_net.init_host()
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/nova/network/linux_net.py", line 442, in init_host
2012-09-06 10:20:11 TRACE nova     add_snat_rule(ip_range)
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/nova/network/linux_net.py", line 432, in add_snat_rule
2012-09-06 10:20:11 TRACE nova     iptables_manager.apply()
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/nova/utils.py", line 943, in inner
2012-09-06 10:20:11 TRACE nova     retval = f(*args, **kwargs)
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/nova/network/linux_net.py", line 328, in apply
2012-09-06 10:20:11 TRACE nova     attempts=5)
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/nova/network/linux_net.py", line 813, in _execute
2012-09-06 10:20:11 TRACE nova     return utils.execute(*cmd, **kwargs)
2012-09-06 10:20:11 TRACE nova   File "/usr/lib/python2.7/dist-packages/nova/utils.py", line 242, in execute
2012-09-06 10:20:11 TRACE nova     cmd=' '.join(cmd))
2012-09-06 10:20:11 TRACE nova ProcessExecutionError: Unexpected error while running command.
2012-09-06 10:20:11 TRACE nova Command: sudo iptables-save -t filter
2012-09-06 10:20:11 TRACE nova Exit code: 1
2012-09-06 10:20:11 TRACE nova Stdout: ''
2012-09-06 10:20:11 TRACE nova Stderr: 'sudo: no tty present and no askpass program specified\nSorry, try again.\nsudo: no tty present and no askpass program specified\nSorry, try again.\nsudo: no tty present and no askpass program specified\nSorry, try again.\nsudo: 3 incorrect password attempts\n'
2012-09-06 10:20:11 TRACE nova