def test_no_down_agents(self, _client):
self.NetworkServiceContext.return_value = \
DummyNetworkServiceContext(return_value=network_context)
dummy_client = MagicMock()
dummy_client.list_agents.side_effect = agents_all_alive.itervalues()
_client.return_value = dummy_client
neutron_utils.reassign_agent_resources()
dummy_client.add_router_to_l3_agent.assert_not_called()
dummy_client.remove_router_from_l3_agent.assert_not_called()
dummy_client.add_network_to_dhcp_agent.assert_not_called()
dummy_client.remove_network_from_dhcp_agent.assert_not_called()
def cluster_departed():
if config('plugin') in ['nvp', 'nsx']:
log('Unable to re-assign agent resources for'
' failed nodes with nvp|nsx',
level=WARNING)
return
if config('plugin') == 'n1kv':
log('Unable to re-assign agent resources for failed nodes with n1kv',
level=WARNING)
return
if not config('ha-legacy-mode') and eligible_leader(None):
reassign_agent_resources()
CONFIGS.write_all()
def cluster_departed():
if config('plugin') in ['nvp', 'nsx']:
log(
'Unable to re-assign agent resources for'
' failed nodes with nvp|nsx',
level=WARNING)
return
if config('plugin') == 'n1kv':
log('Unable to re-assign agent resources for failed nodes with n1kv',
level=WARNING)
return
if not config('ha-legacy-mode') and eligible_leader(None):
reassign_agent_resources()
CONFIGS.write_all()
def test_agents_down_relocation_impossible(self, _client):
self.NetworkServiceContext.return_value = \
DummyNetworkServiceContext(return_value=network_context)
dummy_client = MagicMock()
dummy_client.list_agents.side_effect = \
agents_some_dead_cl1.itervalues()
dummy_client.list_networks_on_dhcp_agent.return_value = \
dhcp_agent_networks
dummy_client.list_routers_on_l3_agent.return_value = \
l3_agent_routers
_client.return_value = dummy_client
self.unit_private_ip.return_value = 'cluster1-machine1.internal'
self.relations_of_type.return_value = []
neutron_utils.reassign_agent_resources()
self.assertTrue(self.log.called)
assert not dummy_client.remove_router_from_l3_agent.called
assert not dummy_client.remove_network_from_dhcp_agent.called
def test_agents_down_relocation_required(self, _client):
self.NetworkServiceContext.return_value = \
DummyNetworkServiceContext(return_value=network_context)
dummy_client = MagicMock()
dummy_client.list_agents.side_effect = \
agents_some_dead_cl2.itervalues()
dummy_client.list_networks_on_dhcp_agent.return_value = \
dhcp_agent_networks
dummy_client.list_routers_on_l3_agent.return_value = \
l3_agent_routers
_client.return_value = dummy_client
self.unit_private_ip.return_value = 'cluster2-machine1.internal'
self.relations_of_type.return_value = \
[{'private-address': 'cluster2-machine3.internal'}]
neutron_utils.reassign_agent_resources()
# Ensure routers removed from dead l3 agent
dummy_client.remove_router_from_l3_agent.assert_has_calls(
[call(l3_agent='84a04126-38ce-11e3-9449-3c970e8b1cf7',
router_id='bong'),
call(l3_agent='84a04126-38ce-11e3-9449-3c970e8b1cf7',
router_id='baz')], any_order=True)
# and re-assigned across the remaining two live agents
dummy_client.add_router_to_l3_agent.assert_has_calls(
[call(l3_agent='00f4268a-51c9-11e3-9177-1c6f65b044df',
body={'router_id': 'baz'}),
call(l3_agent='72453824-38ce-11e3-938e-3c970e8b1cf7',
body={'router_id': 'bong'})], any_order=True)
# Ensure networks removed from dead dhcp agent
dummy_client.remove_network_from_dhcp_agent.assert_has_calls(
[call(dhcp_agent='92b8b6bc-38ce-11e3-8537-3c970e8b1cf7',
network_id='foo'),
call(dhcp_agent='92b8b6bc-38ce-11e3-8537-3c970e8b1cf7',
network_id='bar')], any_order=True)
# and re-assigned across the remaining two live agents
dummy_client.add_network_to_dhcp_agent.assert_has_calls(
[call(dhcp_agent='53d6eefc-38cc-11e3-b3c8-3c970e8b1cf7',
body={'network_id': 'foo'}),
call(dhcp_agent='ebdcc950-51c8-11e3-a804-1c6f65b044df',
body={'network_id': 'bar'})], any_order=True)
def test_no_network_context(self):
self.NetworkServiceContext.return_value = \
DummyNetworkServiceContext(return_value=None)
neutron_utils.reassign_agent_resources()
self.assertTrue(self.log.called)