# vim: tabstop=4 shiftwidth=4 softtabstop=4 # # Copyright 2012, Nachi Ueno, NTT MCL, Inc. # All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); you may # not use this file except in compliance with the License. You may obtain # a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the # License for the specific language governing permissions and limitations # under the License. import socket import mock from oslo.config import cfg from neutron.agent.common import config from neutron.agent.linux import interface from neutron.debug import commands from neutron.debug.debug_agent import DEVICE_OWNER_COMPUTE_PROBE from neutron.debug.debug_agent import DEVICE_OWNER_NETWORK_PROBE from neutron.debug.debug_agent import NeutronDebugAgent from neutron.tests import base class MyApp(object): def __init__(self, _stdout): self.stdout = _stdout class TestDebugCommands(base.BaseTestCase): def setUp(self): super(TestDebugCommands, self).setUp() cfg.CONF.register_opts(interface.OPTS) cfg.CONF.register_opts(NeutronDebugAgent.OPTS) cfg.CONF(args=[], project='neutron') config.register_interface_driver_opts_helper(cfg.CONF) config.register_use_namespaces_opts_helper(cfg.CONF) config.register_root_helper(cfg.CONF) cfg.CONF.set_override('use_namespaces', True) device_exists_p = mock.patch( 'neutron.agent.linux.ip_lib.device_exists', return_value=False) device_exists_p.start() namespace_p = mock.patch( 'neutron.agent.linux.ip_lib.IpNetnsCommand') namespace_p.start() ensure_namespace_p = mock.patch( 'neutron.agent.linux.ip_lib.IPWrapper.ensure_namespace') ensure_namespace_p.start() dvr_cls_p = mock.patch('neutron.agent.linux.interface.NullDriver') driver_cls = dvr_cls_p.start() mock_driver = mock.MagicMock() mock_driver.DEV_NAME_LEN = ( interface.LinuxInterfaceDriver.DEV_NAME_LEN) mock_driver.get_device_name.return_value = 'tap12345678-12' driver_cls.return_value = mock_driver self.driver = mock_driver client_cls_p = mock.patch('neutronclient.v2_0.client.Client') client_cls = client_cls_p.start() client_inst = mock.Mock() client_cls.return_value = client_inst fake_network = {'network': {'id': 'fake_net', 'tenant_id': 'fake_tenant', 'subnets': ['fake_subnet']}} fake_port = {'port': {'id': 'fake_port', 'device_owner': 'fake_device', 'mac_address': 'aa:bb:cc:dd:ee:ffa', 'network_id': 'fake_net', 'fixed_ips': [{'subnet_id': 'fake_subnet', 'ip_address': '10.0.0.3'}] }} fake_ports = {'ports': [fake_port['port']]} self.fake_ports = fake_ports allocation_pools = [{'start': '10.0.0.2', 'end': '10.0.0.254'}] fake_subnet_v4 = {'subnet': {'name': 'fake_subnet_v4', 'id': 'fake_subnet', 'network_id': 'fake_net', 'gateway_ip': '10.0.0.1', 'dns_nameservers': ['10.0.0.2'], 'host_routes': [], 'cidr': '10.0.0.0/24', 'allocation_pools': allocation_pools, 'enable_dhcp': True, 'ip_version': 4}} client_inst.list_ports.return_value = fake_ports client_inst.create_port.return_value = fake_port client_inst.show_port.return_value = fake_port client_inst.show_network.return_value = fake_network client_inst.show_subnet.return_value = fake_subnet_v4 self.client = client_inst mock_std = mock.Mock() self.app = MyApp(mock_std) self.app.debug_agent = NeutronDebugAgent(cfg.CONF, client_inst, mock_driver) def _test_create_probe(self, device_owner): cmd = commands.CreateProbe(self.app, None) cmd_parser = cmd.get_parser('create_probe') if device_owner == DEVICE_OWNER_COMPUTE_PROBE: args = ['fake_net', '--device-owner', 'compute'] else: args = ['fake_net'] parsed_args = cmd_parser.parse_args(args) cmd.run(parsed_args) fake_port = {'port': {'device_owner': device_owner, 'admin_state_up': True, 'network_id': 'fake_net', 'tenant_id': 'fake_tenant', 'binding:host_id': cfg.CONF.host, 'fixed_ips': [{'subnet_id': 'fake_subnet'}], 'device_id': socket.gethostname()}} namespace = 'qprobe-fake_port' self.client.assert_has_calls([mock.call.show_network('fake_net'), mock.call.show_subnet('fake_subnet'), mock.call.create_port(fake_port), mock.call.show_subnet('fake_subnet')]) self.driver.assert_has_calls([mock.call.get_device_name(mock.ANY), mock.call.plug('fake_net', 'fake_port', 'tap12345678-12', 'aa:bb:cc:dd:ee:ffa', bridge=None, namespace=namespace), mock.call.init_l3('tap12345678-12', ['10.0.0.3/24'], namespace=namespace )]) def test_create_network_probe(self): self._test_create_probe(DEVICE_OWNER_NETWORK_PROBE) def test_create_nova_probe(self): self._test_create_probe(DEVICE_OWNER_COMPUTE_PROBE) def _test_create_probe_external(self, device_owner): fake_network = {'network': {'id': 'fake_net', 'tenant_id': 'fake_tenant', 'router:external': True, 'subnets': ['fake_subnet']}} self.client.show_network.return_value = fake_network cmd = commands.CreateProbe(self.app, None) cmd_parser = cmd.get_parser('create_probe') if device_owner == DEVICE_OWNER_COMPUTE_PROBE: args = ['fake_net', '--device-owner', 'compute'] else: args = ['fake_net'] parsed_args = cmd_parser.parse_args(args) cmd.run(parsed_args) fake_port = {'port': {'device_owner': device_owner, 'admin_state_up': True, 'network_id': 'fake_net', 'tenant_id': 'fake_tenant', 'binding:host_id': cfg.CONF.host, 'fixed_ips': [{'subnet_id': 'fake_subnet'}], 'device_id': socket.gethostname()}} namespace = 'qprobe-fake_port' self.client.assert_has_calls([mock.call.show_network('fake_net'), mock.call.show_subnet('fake_subnet'), mock.call.create_port(fake_port), mock.call.show_subnet('fake_subnet')]) self.driver.assert_has_calls([mock.call.get_device_name(mock.ANY), mock.call.plug('fake_net', 'fake_port', 'tap12345678-12', 'aa:bb:cc:dd:ee:ffa', bridge='br-ex', namespace=namespace), mock.call.init_l3('tap12345678-12', ['10.0.0.3/24'], namespace=namespace )]) def test_create_network_probe_external(self): self._test_create_probe_external(DEVICE_OWNER_NETWORK_PROBE) def test_create_nova_probe_external(self): self._test_create_probe_external(DEVICE_OWNER_COMPUTE_PROBE) def test_delete_probe(self): cmd = commands.DeleteProbe(self.app, None) cmd_parser = cmd.get_parser('delete_probe') args = ['fake_port'] parsed_args = cmd_parser.parse_args(args) cmd.run(parsed_args) namespace = 'qprobe-fake_port' self.client.assert_has_calls([mock.call.show_port('fake_port'), mock.call.show_network('fake_net'), mock.call.show_subnet('fake_subnet'), mock.call.delete_port('fake_port')]) self.driver.assert_has_calls([mock.call.get_device_name(mock.ANY), mock.call.unplug('tap12345678-12', namespace=namespace, bridge=None)]) def test_delete_probe_external(self): fake_network = {'network': {'id': 'fake_net', 'tenant_id': 'fake_tenant', 'router:external': True, 'subnets': ['fake_subnet']}} self.client.show_network.return_value = fake_network cmd = commands.DeleteProbe(self.app, None) cmd_parser = cmd.get_parser('delete_probe') args = ['fake_port'] parsed_args = cmd_parser.parse_args(args) cmd.run(parsed_args) namespace = 'qprobe-fake_port' self.client.assert_has_calls([mock.call.show_port('fake_port'), mock.call.show_network('fake_net'), mock.call.show_subnet('fake_subnet'), mock.call.delete_port('fake_port')]) self.driver.assert_has_calls([mock.call.get_device_name(mock.ANY), mock.call.unplug('tap12345678-12', namespace=namespace, bridge='br-ex')]) def test_delete_probe_without_namespace(self): cfg.CONF.set_override('use_namespaces', False) cmd = commands.DeleteProbe(self.app, None) cmd_parser = cmd.get_parser('delete_probe') args = ['fake_port'] parsed_args = cmd_parser.parse_args(args) cmd.run(parsed_args) self.client.assert_has_calls([mock.call.show_port('fake_port'), mock.call.show_network('fake_net'), mock.call.show_subnet('fake_subnet'), mock.call.delete_port('fake_port')]) self.driver.assert_has_calls([mock.call.get_device_name(mock.ANY), mock.call.unplug('tap12345678-12', bridge=None)]) def test_list_probe(self): cmd = commands.ListProbe(self.app, None) cmd_parser = cmd.get_parser('list_probe') args = [] parsed_args = cmd_parser.parse_args(args) cmd.run(parsed_args) self.client.assert_has_calls( [mock.call.list_ports(device_owner=[DEVICE_OWNER_NETWORK_PROBE, DEVICE_OWNER_COMPUTE_PROBE])]) def test_exec_command(self): cmd = commands.ExecProbe(self.app, None) cmd_parser = cmd.get_parser('exec_command') args = ['fake_port', 'fake_command'] parsed_args = cmd_parser.parse_args(args) with mock.patch('neutron.agent.linux.ip_lib.IpNetnsCommand') as ns: cmd.run(parsed_args) ns.assert_has_calls([mock.call.execute(mock.ANY)]) self.client.assert_has_calls([mock.call.show_port('fake_port')]) def test_exec_command_without_namespace(self): cfg.CONF.set_override('use_namespaces', False) cmd = commands.ExecProbe(self.app, None) cmd_parser = cmd.get_parser('exec_command') args = ['fake_port', 'fake_command'] parsed_args = cmd_parser.parse_args(args) with mock.patch('neutron.agent.linux.utils.execute') as exe: cmd.run(parsed_args) exe.assert_has_calls([mock.call.execute(mock.ANY)]) self.client.assert_has_calls([mock.call.show_port('fake_port')]) def test_clear_probe(self): cmd = commands.ClearProbe(self.app, None) cmd_parser = cmd.get_parser('clear_probe') args = [] parsed_args = cmd_parser.parse_args(args) cmd.run(parsed_args) namespace = 'qprobe-fake_port' self.client.assert_has_calls( [mock.call.list_ports(device_id=socket.gethostname(), device_owner=[DEVICE_OWNER_NETWORK_PROBE, DEVICE_OWNER_COMPUTE_PROBE]), mock.call.show_port('fake_port'), mock.call.show_network('fake_net'), mock.call.show_subnet('fake_subnet'), mock.call.delete_port('fake_port')]) self.driver.assert_has_calls([mock.call.get_device_name(mock.ANY), mock.call.unplug('tap12345678-12', namespace=namespace, bridge=None)]) def test_ping_all_with_ensure_port(self): fake_ports = self.fake_ports def fake_port_list(network_id=None, device_owner=None, device_id=None): if network_id: # In order to test ensure_port, return [] return {'ports': []} return fake_ports self.client.list_ports.side_effect = fake_port_list cmd = commands.PingAll(self.app, None) cmd_parser = cmd.get_parser('ping_all') args = [] parsed_args = cmd_parser.parse_args(args) namespace = 'qprobe-fake_port' with mock.patch('neutron.agent.linux.ip_lib.IpNetnsCommand') as ns: cmd.run(parsed_args) ns.assert_has_calls([mock.call.execute(mock.ANY)]) fake_port = {'port': {'device_owner': DEVICE_OWNER_NETWORK_PROBE, 'admin_state_up': True, 'network_id': 'fake_net', 'tenant_id': 'fake_tenant', 'binding:host_id': cfg.CONF.host, 'fixed_ips': [{'subnet_id': 'fake_subnet'}], 'device_id': socket.gethostname()}} expected = [mock.call.show_network('fake_net'), mock.call.show_subnet('fake_subnet'), mock.call.create_port(fake_port), mock.call.show_subnet('fake_subnet')] self.client.assert_has_calls(expected) self.driver.assert_has_calls([mock.call.init_l3('tap12345678-12', ['10.0.0.3/24'], namespace=namespace )]) def test_ping_all(self): cmd = commands.PingAll(self.app, None) cmd_parser = cmd.get_parser('ping_all') args = [] parsed_args = cmd_parser.parse_args(args) with mock.patch('neutron.agent.linux.ip_lib.IpNetnsCommand') as ns: cmd.run(parsed_args) ns.assert_has_calls([mock.call.execute(mock.ANY)]) expected = [mock.call.list_ports(), mock.call.list_ports( network_id='fake_net', device_owner=DEVICE_OWNER_NETWORK_PROBE, device_id=socket.gethostname()), mock.call.show_subnet('fake_subnet'), mock.call.show_port('fake_port')] self.client.assert_has_calls(expected) def test_ping_all_v6(self): fake_subnet_v6 = {'subnet': {'name': 'fake_v6', 'ip_version': 6}} self.client.show_subnet.return_value = fake_subnet_v6 cmd = commands.PingAll(self.app, None) cmd_parser = cmd.get_parser('ping_all') args = [] parsed_args = cmd_parser.parse_args(args) with mock.patch('neutron.agent.linux.ip_lib.IpNetnsCommand') as ns: cmd.run(parsed_args) ns.assert_has_calls([mock.call.execute(mock.ANY)]) self.client.assert_has_calls([mock.call.list_ports()])