def generate_dvr_router_info(self,
enable_ha=False,
enable_snat=False,
agent=None,
extra_routes=False,
**kwargs):
if not agent:
agent = self.agent
router = l3_test_common.prepare_router_data(
enable_snat=enable_snat,
enable_floating_ip=True,
enable_ha=enable_ha,
extra_routes=extra_routes,
num_internal_ports=2,
**kwargs)
internal_ports = router.get(l3_constants.INTERFACE_KEY, [])
router['distributed'] = True
router['gw_port_host'] = agent.conf.host
router['gw_port'][portbindings.HOST_ID] = agent.conf.host
floating_ip = router['_floatingips'][0]
floating_ip['floating_network_id'] = router['gw_port']['network_id']
floating_ip['host'] = agent.conf.host
floating_ip['port_id'] = internal_ports[0]['id']
floating_ip['status'] = 'ACTIVE'
self._add_snat_port_info_to_router(router, internal_ports)
# FIP has a dependency on external gateway. So we need to create
# the snat_port info and fip_agent_gw_port_info irrespective of
# the agent type the dvr supports. The namespace creation is
# dependent on the agent_type.
external_gw_port = router['gw_port']
self._add_fip_agent_gw_port_info_to_router(router, external_gw_port)
return router
def test_get_floating_agent_gw_interfaces(self):
fake_network_id = _uuid()
subnet_id = _uuid()
agent_gateway_port = (
[{'fixed_ips': [{'ip_address': '20.0.0.30',
'prefixlen': 24,
'subnet_id': subnet_id}],
'subnets': [{'id': subnet_id,
'cidr': '20.0.0.0/24',
'gateway_ip': '20.0.0.1'}],
'id': _uuid(),
portbindings.HOST_ID: 'myhost',
'device_owner': lib_constants.DEVICE_OWNER_AGENT_GW,
'network_id': fake_network_id,
'mac_address': 'ca:fe:de:ad:be:ef'}]
)
router = l3_test_common.prepare_router_data(enable_snat=True)
router[n_const.FLOATINGIP_AGENT_INTF_KEY] = agent_gateway_port
router['distributed'] = True
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
self._set_ri_kwargs(agent, router['id'], router)
ri = dvr_router.DvrLocalRouter(HOSTNAME, **self.ri_kwargs)
self.assertEqual(
agent_gateway_port[0],
ri.get_floating_agent_gw_interface(fake_network_id))
def generate_router_info(self, enable_ha,
ip_version=constants.IP_VERSION_4,
extra_routes=True,
enable_fip=True, enable_snat=True,
num_internal_ports=1,
dual_stack=False, enable_gw=True,
v6_ext_gw_with_sub=True,
enable_pf_floating_ip=False,
qos_policy_id=None):
if ip_version == constants.IP_VERSION_6 and not dual_stack:
enable_snat = False
enable_fip = False
extra_routes = False
return l3_test_common.prepare_router_data(ip_version=ip_version,
enable_snat=enable_snat,
num_internal_ports=(
num_internal_ports),
enable_floating_ip=(
enable_fip),
enable_ha=enable_ha,
extra_routes=extra_routes,
dual_stack=dual_stack,
enable_gw=enable_gw,
v6_ext_gw_with_sub=(
v6_ext_gw_with_sub),
enable_pf_floating_ip=(
enable_pf_floating_ip),
qos_policy_id=qos_policy_id)
def test__set_subnet_arp_info(self):
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
router = l3_test_common.prepare_router_data(num_internal_ports=2)
router['distributed'] = True
self._set_ri_kwargs(agent, router['id'], router)
ri = dvr_router.DvrLocalRouter(HOSTNAME, **self.ri_kwargs)
ports = ri.router.get(lib_constants.INTERFACE_KEY, [])
subnet_id = l3_test_common.get_subnet_id(ports[0])
test_ports = [{'mac_address': '00:11:22:33:44:55',
'device_owner': lib_constants.DEVICE_OWNER_DHCP,
'fixed_ips': [{'ip_address': '1.2.3.4',
'prefixlen': 24,
'subnet_id': subnet_id}]}]
self.plugin_api.get_ports_by_subnet.return_value = test_ports
# Test basic case
ports[0]['subnets'] = [{'id': subnet_id,
'cidr': '1.2.3.0/24'}]
with mock.patch.object(ri,
'_process_arp_cache_for_internal_port') as parp:
ri._set_subnet_arp_info(subnet_id)
self.assertEqual(1, parp.call_count)
self.mock_ip_dev.neigh.add.assert_called_once_with(
'1.2.3.4', '00:11:22:33:44:55')
# Test negative case
router['distributed'] = False
ri._set_subnet_arp_info(subnet_id)
self.mock_ip_dev.neigh.add.never_called()
def test_process_router_dist_floating_ip_add(self):
fake_floatingips = {'floatingips': [
{'id': _uuid(),
'host': HOSTNAME,
'floating_ip_address': '15.1.2.3',
'fixed_ip_address': '192.168.0.1',
'floating_network_id': mock.sentinel.ext_net_id,
'port_id': _uuid()},
{'id': _uuid(),
'host': 'some-other-host',
'floating_ip_address': '15.1.2.4',
'fixed_ip_address': '192.168.0.10',
'floating_network_id': mock.sentinel.ext_net_id,
'port_id': _uuid()}]}
router = l3_test_common.prepare_router_data(enable_snat=True)
router[lib_constants.FLOATINGIP_KEY] = fake_floatingips['floatingips']
router['distributed'] = True
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
self._set_ri_kwargs(agent, router['id'], router)
ri = dvr_router.DvrLocalRouter(HOSTNAME, **self.ri_kwargs)
ri.iptables_manager.ipv4['nat'] = mock.MagicMock()
ri.dist_fip_count = 0
fip_ns = agent.get_fip_ns(mock.sentinel.ext_net_id)
subnet_id = _uuid()
fip_ns.agent_gateway_port = (
{'fixed_ips': [{'ip_address': '20.0.0.30',
'subnet_id': subnet_id}],
'subnets': [{'id': subnet_id,
'cidr': '20.0.0.0/24',
'gateway_ip': '20.0.0.1'}],
'id': _uuid(),
'network_id': _uuid(),
'mac_address': 'ca:fe:de:ad:be:ef'}
)
def test__set_subnet_arp_info(self):
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
router = l3_test_common.prepare_router_data(num_internal_ports=2)
router['distributed'] = True
ri = dvr_router.DvrLocalRouter(
agent, HOSTNAME, router['id'], router, **self.ri_kwargs)
ports = ri.router.get(l3_constants.INTERFACE_KEY, [])
subnet_id = l3_test_common.get_subnet_id(ports[0])
test_ports = [{'mac_address': '00:11:22:33:44:55',
'device_owner': 'network:dhcp',
'fixed_ips': [{'ip_address': '1.2.3.4',
'prefixlen': 24,
'subnet_id': subnet_id}]}]
self.plugin_api.get_ports_by_subnet.return_value = test_ports
# Test basic case
ports[0]['subnets'] = [{'id': subnet_id,
'cidr': '1.2.3.0/24'}]
ri._set_subnet_arp_info(subnet_id)
self.mock_ip_dev.neigh.add.assert_called_once_with(
'1.2.3.4', '00:11:22:33:44:55')
# Test negative case
router['distributed'] = False
ri._set_subnet_arp_info(subnet_id)
self.mock_ip_dev.neigh.add.never_called()
def test_add_centralized_floatingip(self,
super_add_centralized_floatingip):
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
agent.conf.agent_mode = lib_constants.L3_AGENT_MODE_DVR_SNAT
router = l3_test_common.prepare_router_data(num_internal_ports=2)
router['gw_port_host'] = HOSTNAME
self.mock_driver.unplug.reset_mock()
self._set_ri_kwargs(agent, router['id'], router)
fip = {'id': _uuid()}
fip_cidr = '11.22.33.44/24'
ri = dvr_edge_ha_rtr.DvrEdgeHaRouter(HOSTNAME, [], **self.ri_kwargs)
ri.is_router_master = mock.Mock(return_value=False)
ri._add_vip = mock.Mock()
interface_name = ri.get_snat_external_device_interface_name(
ri.get_ex_gw_port())
ri.add_centralized_floatingip(fip, fip_cidr)
ri._add_vip.assert_called_once_with(fip_cidr, interface_name)
super_add_centralized_floatingip.assert_not_called()
ri1 = dvr_edge_ha_rtr.DvrEdgeHaRouter(HOSTNAME, [], **self.ri_kwargs)
ri1.is_router_master = mock.Mock(return_value=True)
ri1._add_vip = mock.Mock()
interface_name = ri1.get_snat_external_device_interface_name(
ri1.get_ex_gw_port())
ri1.add_centralized_floatingip(fip, fip_cidr)
ri1._add_vip.assert_called_once_with(fip_cidr, interface_name)
super_add_centralized_floatingip.assert_called_once_with(fip,
fip_cidr)
def _setup_test_for_arp_entry_cache(self):
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
router = l3_test_common.prepare_router_data(num_internal_ports=2)
router['distributed'] = True
self._set_ri_kwargs(agent, router['id'], router)
ri = dvr_router.DvrLocalRouter(HOSTNAME, **self.ri_kwargs)
subnet_id = l3_test_common.get_subnet_id(
ri.router[lib_constants.INTERFACE_KEY][0])
return ri, subnet_id
def test_add_arp_entry_no_routerinfo(self):
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
router = l3_test_common.prepare_router_data(num_internal_ports=2)
subnet_id = l3_test_common.get_subnet_id(
router[lib_constants.INTERFACE_KEY][0])
arp_table = {'ip_address': '1.7.23.11',
'mac_address': '00:11:22:33:44:55',
'subnet_id': subnet_id}
payload = {'arp_table': arp_table, 'router_id': router['id']}
agent.add_arp_entry(None, payload)
def test_external_gateway_removed_ext_gw_port_and_fip(self):
self.conf.set_override('state_path', '/tmp')
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
agent.conf.agent_mode = 'dvr'
router = l3_test_common.prepare_router_data(num_internal_ports=2)
router['gw_port_host'] = HOSTNAME
self.mock_driver.unplug.reset_mock()
external_net_id = router['gw_port']['network_id']
ri = dvr_router.DvrLocalRouter(
agent, HOSTNAME, router['id'], router, **self.ri_kwargs)
ri.remove_floating_ip = mock.Mock()
agent._fetch_external_net_id = mock.Mock(return_value=external_net_id)
ri.ex_gw_port = ri.router['gw_port']
del ri.router['gw_port']
ri.fip_ns = None
nat = ri.iptables_manager.ipv4['nat']
nat.clear_rules_by_tag = mock.Mock()
nat.add_rule = mock.Mock()
ri.fip_ns = agent.get_fip_ns(external_net_id)
subnet_id = _uuid()
ri.fip_ns.agent_gateway_port = {
'fixed_ips': [{
'ip_address': '20.0.0.30',
'prefixlen': 24,
'subnet_id': subnet_id
}],
'subnets': [{'id': subnet_id,
'cidr': '20.0.0.0/24',
'gateway_ip': '20.0.0.1'}],
'id': _uuid(),
'network_id': external_net_id,
'mac_address': 'ca:fe:de:ad:be:ef'}
vm_floating_ip = '19.4.4.2'
ri.floating_ips_dict[vm_floating_ip] = FIP_PRI
ri.dist_fip_count = 1
ri.rtr_fip_subnet = ri.fip_ns.local_subnets.allocate(ri.router_id)
_, fip_to_rtr = ri.rtr_fip_subnet.get_pair()
self.mock_ip.get_devices.return_value = [
l3_test_common.FakeDev(ri.fip_ns.get_ext_device_name(_uuid()))]
self.mock_ip_dev.addr.list.return_value = [
{'cidr': vm_floating_ip + '/32'},
{'cidr': '19.4.4.1/24'}]
self.device_exists.return_value = True
ri.external_gateway_removed(
ri.ex_gw_port,
ri.get_external_device_name(ri.ex_gw_port['id']))
ri.remove_floating_ip.assert_called_once_with(self.mock_ip_dev,
'19.4.4.2/32')
def test_ipv6_router_advts_after_router_state_change(self):
# Schedule router to l3 agent, and then add router gateway. Verify
# that router gw interface is configured to receive Router Advts.
router_info = l3_test_common.prepare_router_data(
enable_snat=True, enable_ha=True, dual_stack=True, enable_gw=False)
router = self.manage_router(self.agent, router_info)
common_utils.wait_until_true(lambda: router.ha_state == 'master')
_ext_dev_name, ex_port = l3_test_common.prepare_ext_gw_test(
mock.Mock(), router)
router_info['gw_port'] = ex_port
router.process(self.agent)
self._assert_ipv6_accept_ra(router)
def test_add_arp_entry(self):
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
router = l3_test_common.prepare_router_data(num_internal_ports=2)
router['distributed'] = True
subnet_id = l3_test_common.get_subnet_id(
router[lib_constants.INTERFACE_KEY][0])
arp_table = {'ip_address': '1.7.23.11',
'mac_address': '00:11:22:33:44:55',
'subnet_id': subnet_id}
payload = {'arp_table': arp_table, 'router_id': router['id']}
agent._router_added(router['id'], router)
agent.add_arp_entry(None, payload)
agent.router_deleted(None, router['id'])
self.mock_ip_dev.neigh.add.assert_called_once_with(
'1.7.23.11', '00:11:22:33:44:55')
def test_handle_snat_rule_for_centralized_fip(
self, _add_snat_rules, _handle_router_snat_rules):
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
agent.conf.agent_mode = lib_constants.L3_AGENT_MODE_DVR_SNAT
self.mock_driver.unplug.reset_mock()
router = l3_test_common.prepare_router_data(enable_floating_ip=True)
router['gw_port_host'] = HOSTNAME
self._set_ri_kwargs(agent, router['id'], router)
ri = dvr_edge_rtr.DvrEdgeRouter(HOSTNAME, **self.ri_kwargs)
ri.snat_iptables_manager = mock.MagicMock()
ipv4_nat = ri.snat_iptables_manager.ipv4['nat']
interface_name, ex_gw_port = l3_test_common.prepare_ext_gw_test(self,
ri)
ri._handle_router_snat_rules(ex_gw_port, interface_name)
ipv4_nat.add_rule.assert_called_once_with('snat', '-j $float-snat')
def generate_router_info(self, enable_ha, ip_version=4, extra_routes=True,
enable_fip=True, enable_snat=True,
dual_stack=False, v6_ext_gw_with_sub=True):
if ip_version == 6 and not dual_stack:
enable_snat = False
enable_fip = False
extra_routes = False
return l3_test_common.prepare_router_data(ip_version=ip_version,
enable_snat=enable_snat,
enable_floating_ip=enable_fip,
enable_ha=enable_ha,
extra_routes=extra_routes,
dual_stack=dual_stack,
v6_ext_gw_with_sub=(
v6_ext_gw_with_sub))
def test_dvr_router_add_internal_network_set_arp_cache(self):
# Check that, when the router is set up and there are
# existing ports on the uplinked subnet, the ARP
# cache is properly populated.
self.agent.conf.agent_mode = "dvr_snat"
router_info = l3_test_common.prepare_router_data()
router_info["distributed"] = True
expected_neighbor = "35.4.1.10"
port_data = {
"fixed_ips": [{"ip_address": expected_neighbor}],
"mac_address": "fa:3e:aa:bb:cc:dd",
"device_owner": DEVICE_OWNER_COMPUTE,
}
self.agent.plugin_rpc.get_ports_by_subnet.return_value = [port_data]
router1 = self.manage_router(self.agent, router_info)
internal_device = router1.get_internal_device_name(router_info["_interfaces"][0]["id"])
neighbors = ip_lib.IPDevice(internal_device, router1.ns_name).neigh
self.assertEqual(expected_neighbor, neighbors.show(ip_version=4).split()[0])
def _test_ext_gw_updated_dvr_agent_mode(self, host,
agent_mode, expected_call_count):
router = l3_test_common.prepare_router_data(num_internal_ports=2)
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
self._set_ri_kwargs(agent, router['id'], router)
ri = dvr_router.DvrLocalRouter(HOSTNAME, **self.ri_kwargs)
interface_name, ex_gw_port = l3_test_common.prepare_ext_gw_test(self,
ri)
ri._external_gateway_added = mock.Mock()
# test agent mode = dvr (compute node)
router['gw_port_host'] = host
agent.conf.agent_mode = agent_mode
ri.external_gateway_updated(ex_gw_port, interface_name)
# no gateway should be added on dvr node
self.assertEqual(expected_call_count,
ri._external_gateway_added.call_count)
def _test_ipv6_router_advts_and_fwd_helper(self, state, enable_v6_gw,
expected_ra,
expected_forwarding):
# Schedule router to l3 agent, and then add router gateway. Verify
# that router gw interface is configured to receive Router Advts and
# IPv6 forwarding is enabled.
router_info = l3_test_common.prepare_router_data(
enable_snat=True, enable_ha=True, dual_stack=True, enable_gw=False)
router = self.manage_router(self.agent, router_info)
common_utils.wait_until_true(lambda: router.ha_state == 'master')
if state == 'backup':
self.fail_ha_router(router)
common_utils.wait_until_true(lambda: router.ha_state == 'backup')
_ext_dev_name, ex_port = l3_test_common.prepare_ext_gw_test(
mock.Mock(), router, dual_stack=enable_v6_gw)
router_info['gw_port'] = ex_port
router.process()
self._assert_ipv6_accept_ra(router, expected_ra)
self._assert_ipv6_forwarding(router, expected_forwarding)
def generate_router_info(self,
enable_ha,
ip_version=4,
extra_routes=True,
enable_fip=True,
enable_snat=True,
num_internal_ports=1,
dual_stack=False,
v6_ext_gw_with_sub=True):
if ip_version == 6 and not dual_stack:
enable_snat = False
enable_fip = False
extra_routes = False
return l3_test_common.prepare_router_data(
ip_version=ip_version,
enable_snat=enable_snat,
num_internal_ports=(num_internal_ports),
enable_floating_ip=enable_fip,
enable_ha=enable_ha,
extra_routes=extra_routes,
dual_stack=dual_stack,
v6_ext_gw_with_sub=(v6_ext_gw_with_sub))
def test_remove_centralized_floatingip(
self, super_remove_centralized_floatingip):
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
agent.conf.agent_mode = lib_constants.L3_AGENT_MODE_DVR_SNAT
router = l3_test_common.prepare_router_data(num_internal_ports=2)
router['gw_port_host'] = HOSTNAME
self.mock_driver.unplug.reset_mock()
self._set_ri_kwargs(agent, router['id'], router)
fip_cidr = '11.22.33.44/24'
ri = dvr_edge_ha_rtr.DvrEdgeHaRouter(HOSTNAME, [], **self.ri_kwargs)
ri.is_router_master = mock.Mock(return_value=False)
ri._remove_vip = mock.Mock()
ri.remove_centralized_floatingip(fip_cidr)
ri._remove_vip.assert_called_once_with(fip_cidr)
super_remove_centralized_floatingip.assert_not_called()
ri1 = dvr_edge_ha_rtr.DvrEdgeHaRouter(HOSTNAME, [], **self.ri_kwargs)
ri1.is_router_master = mock.Mock(return_value=True)
ri1._remove_vip = mock.Mock()
ri1.remove_centralized_floatingip(fip_cidr)
ri1._remove_vip.assert_called_once_with(fip_cidr)
super_remove_centralized_floatingip.assert_called_once_with(fip_cidr)
def generate_dvr_router_info(self,
enable_ha=False,
enable_snat=False,
enable_gw=True,
agent=None,
extra_routes=False,
**kwargs):
if not agent:
agent = self.agent
router = l3_test_common.prepare_router_data(enable_snat=enable_snat,
enable_floating_ip=True,
enable_ha=enable_ha,
extra_routes=extra_routes,
num_internal_ports=2,
enable_gw=enable_gw,
**kwargs)
internal_ports = router.get(l3_constants.INTERFACE_KEY, [])
router['distributed'] = True
router['gw_port_host'] = agent.conf.host
floating_ip = router['_floatingips'][0]
floating_ip['host'] = agent.conf.host
if enable_gw:
external_gw_port = router['gw_port']
router['gw_port'][portbindings.HOST_ID] = agent.conf.host
floating_ip['floating_network_id'] = external_gw_port['network_id']
floating_ip['port_id'] = internal_ports[0]['id']
floating_ip['status'] = 'ACTIVE'
self._add_snat_port_info_to_router(router, internal_ports)
# FIP has a dependency on external gateway. So we need to create
# the snat_port info and fip_agent_gw_port_info irrespective of
# the agent type the dvr supports. The namespace creation is
# dependent on the agent_type.
self._add_fip_agent_gw_port_info_to_router(router,
external_gw_port)
return router
def _test_ipv6_router_advts_and_fwd_helper(self, state, enable_v6_gw,
expected_ra,
expected_forwarding):
# Schedule router to l3 agent, and then add router gateway. Verify
# that router gw interface is configured to receive Router Advts and
# IPv6 forwarding is enabled.
router_info = l3_test_common.prepare_router_data(enable_snat=True,
enable_ha=True,
dual_stack=True,
enable_gw=False)
router = self.manage_router(self.agent, router_info)
common_utils.wait_until_true(lambda: router.ha_state == 'master')
if state == 'backup':
self.fail_ha_router(router)
common_utils.wait_until_true(lambda: router.ha_state == 'backup')
_ext_dev_name, ex_port = l3_test_common.prepare_ext_gw_test(
mock.Mock(), router, dual_stack=enable_v6_gw)
router_info['gw_port'] = ex_port
router.process()
self._assert_ipv6_accept_ra(router, expected_ra)
# As router is going first to master and than to backup mode,
# ipv6_forwarding should be enabled on "all" interface always after
# that transition
self._assert_ipv6_forwarding(router, expected_forwarding, True)
def test_external_gateway_removed_ext_gw_port_and_fip(self):
self.conf.set_override('state_path', '/tmp')
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
agent.conf.agent_mode = 'dvr'
router = l3_test_common.prepare_router_data(num_internal_ports=2)
router['gw_port_host'] = HOSTNAME
self.mock_driver.unplug.reset_mock()
external_net_id = router['gw_port']['network_id']
ri = dvr_router.DvrLocalRouter(agent, HOSTNAME, router['id'], router,
**self.ri_kwargs)
ri.remove_floating_ip = mock.Mock()
agent._fetch_external_net_id = mock.Mock(return_value=external_net_id)
ri.ex_gw_port = ri.router['gw_port']
del ri.router['gw_port']
ri.fip_ns = None
nat = ri.iptables_manager.ipv4['nat']
nat.clear_rules_by_tag = mock.Mock()
nat.add_rule = mock.Mock()
ri.fip_ns = agent.get_fip_ns(external_net_id)
subnet_id = _uuid()
ri.fip_ns.agent_gateway_port = {
'fixed_ips': [{
'ip_address': '20.0.0.30',
'prefixlen': 24,
'subnet_id': subnet_id
}],
'subnets': [{
'id': subnet_id,
'cidr': '20.0.0.0/24',
'gateway_ip': '20.0.0.1'
}],
'id':
_uuid(),
'network_id':
external_net_id,
'mac_address':
'ca:fe:de:ad:be:ef'
}
vm_floating_ip = '19.4.4.2'
ri.floating_ips_dict[vm_floating_ip] = FIP_PRI
ri.dist_fip_count = 1
ri.rtr_fip_subnet = ri.fip_ns.local_subnets.allocate(ri.router_id)
_, fip_to_rtr = ri.rtr_fip_subnet.get_pair()
self.mock_ip.get_devices.return_value = [
l3_test_common.FakeDev(ri.fip_ns.get_ext_device_name(_uuid()))
]
self.mock_ip_dev.addr.list.return_value = [{
'cidr':
vm_floating_ip + '/32'
}, {
'cidr': '19.4.4.1/24'
}]
self.device_exists.return_value = True
ri.external_gateway_removed(
ri.ex_gw_port, ri.get_external_device_name(ri.ex_gw_port['id']))
ri.remove_floating_ip.assert_called_once_with(self.mock_ip_dev,
'19.4.4.2/32')
def test__set_subnet_arp_info(self):
agent = l3_agent.L3NATAgent(HOSTNAME, self.conf)
router = l3_test_common.prepare_router_data(num_internal_ports=2)
router['distributed'] = True
self._set_ri_kwargs(agent, router['id'], router)
ri = dvr_router.DvrLocalRouter(HOSTNAME, **self.ri_kwargs)
ports = ri.router.get(lib_constants.INTERFACE_KEY, [])
subnet_id = l3_test_common.get_subnet_id(ports[0])
ri.router['_snat_router_interfaces'] = [{
'mac_address':
'fa:16:3e:80:8d:80',
'fixed_ips': [{
'subnet_id': subnet_id,
'ip_address': '1.2.3.10'
}]
}]
test_ports = [{
'mac_address':
'00:11:22:33:44:55',
'device_owner':
lib_constants.DEVICE_OWNER_DHCP,
'fixed_ips': [{
'ip_address': '1.2.3.4',
'prefixlen': 24,
'subnet_id': subnet_id
}],
'allowed_address_pairs': [{
'ip_address': '10.20.30.40',
'mac_address': '00:11:22:33:44:55'
}]
}, {
'mac_address':
'11:22:33:44:55:66',
'device_owner':
lib_constants.DEVICE_OWNER_LOADBALANCER,
'fixed_ips': [{
'ip_address': '1.2.3.5',
'prefixlen': 24,
'subnet_id': subnet_id
}]
}, {
'mac_address':
'22:33:44:55:66:77',
'device_owner':
lib_constants.DEVICE_OWNER_LOADBALANCERV2,
'fixed_ips': [{
'ip_address': '1.2.3.6',
'prefixlen': 24,
'subnet_id': subnet_id
}]
}]
self.plugin_api.get_ports_by_subnet.return_value = test_ports
# Test basic case
ports[0]['subnets'] = [{'id': subnet_id, 'cidr': '1.2.3.0/24'}]
with mock.patch.object(ri,
'_process_arp_cache_for_internal_port') as parp:
ri._set_subnet_arp_info(subnet_id)
self.assertEqual(1, parp.call_count)
self.mock_ip_dev.neigh.add.assert_has_calls([
mock.call('1.2.3.4', '00:11:22:33:44:55'),
mock.call('10.20.30.40', '00:11:22:33:44:55'),
mock.call('1.2.3.10', 'fa:16:3e:80:8d:80')
])
# Test negative case
router['distributed'] = False
ri._set_subnet_arp_info(subnet_id)
self.mock_ip_dev.neigh.add.never_called()
