def test_destroy_namespace_exception(self):
ns = 'qrouter-6e322ac7-ab50-4f53-9cdc-d1d3c1164b6d'
conf = mock.Mock()
conf.AGENT.root_helper = 'sudo'
with mock.patch('neutron.agent.linux.ip_lib.IPWrapper') as ip_wrap:
ip_wrap.side_effect = Exception()
util.destroy_namespace(conf, ns)
def test_destroy_namespace_exception(self):
ns = 'qrouter-6e322ac7-ab50-4f53-9cdc-d1d3c1164b6d'
conf = mock.Mock()
conf.AGENT.root_helper = 'sudo'
with mock.patch('neutron.agent.linux.ip_lib.IPWrapper') as ip_wrap:
ip_wrap.side_effect = Exception()
util.destroy_namespace(conf, ns)
def _test_destroy_namespace_helper(self, force, num_devices):
ns = 'qrouter-6e322ac7-ab50-4f53-9cdc-d1d3c1164b6d'
conf = mock.Mock()
# conf.AGENT.root_helper = 'sudo'
lo_device = mock.Mock()
lo_device.name = 'lo'
devices = [lo_device]
while num_devices:
dev = mock.Mock()
dev.name = 'tap%d' % num_devices
devices.append(dev)
num_devices -= 1
with mock.patch('neutron.agent.linux.ip_lib.IPWrapper') as ip_wrap:
ip_wrap.return_value.get_devices.return_value = devices
ip_wrap.return_value.netns.exists.return_value = True
with mock.patch.object(util, 'unplug_device') as unplug:
with mock.patch.object(util, 'kill_dhcp') as kill_dhcp:
util.destroy_namespace(conf, ns, force)
expected = [mock.call(conf.AGENT.root_helper, ns)]
if force:
expected.extend([
mock.call().netns.exists(ns),
mock.call().get_devices(exclude_loopback=True)])
self.assertTrue(kill_dhcp.called)
unplug.assert_has_calls(
[mock.call(conf, d) for d in
devices[1:]])
expected.append(mock.call().garbage_collect_namespace())
ip_wrap.assert_has_calls(expected)
def _test_destroy_namespace_helper(self, force, num_devices):
ns = 'qrouter-6e322ac7-ab50-4f53-9cdc-d1d3c1164b6d'
conf = mock.Mock()
# conf.AGENT.root_helper = 'sudo'
lo_device = mock.Mock()
lo_device.name = 'lo'
devices = [lo_device]
while num_devices:
dev = mock.Mock()
dev.name = 'tap%d' % num_devices
devices.append(dev)
num_devices -= 1
with mock.patch('neutron.agent.linux.ip_lib.IPWrapper') as ip_wrap:
ip_wrap.return_value.get_devices.return_value = devices
ip_wrap.return_value.netns.exists.return_value = True
with mock.patch.object(util, 'unplug_device') as unplug:
with mock.patch.object(util, 'kill_dhcp') as kill_dhcp:
util.destroy_namespace(conf, ns, force)
expected = [mock.call(conf.AGENT.root_helper, ns)]
if force:
expected.extend([
mock.call().netns.exists(ns),
mock.call().get_devices(exclude_loopback=True)])
self.assertTrue(kill_dhcp.called)
unplug.assert_has_calls(
[mock.call(conf, d) for d in
devices[1:]])
expected.append(mock.call().garbage_collect_namespace())
ip_wrap.assert_has_calls(expected)