# 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 sys import uuid import mock import unittest2 as unittest from quantum.agent.common import config from quantum.agent.linux import interface from quantum.agent.linux import utils from quantum.common import exceptions from quantum.debug import commands from quantum.debug.debug_agent import DEVICE_OWNER_PROBE, QuantumDebugAgent from quantum.openstack.common import cfg class MyApp(object): def __init__(self, _stdout): self.stdout = _stdout class TestDebugCommands(unittest.TestCase): def setUp(self): cfg.CONF.register_opts(interface.OPTS) cfg.CONF.register_opts(QuantumDebugAgent.OPTS) cfg.CONF(args=['quantum-debug'], project='quantum') cfg.CONF.set_override('use_namespaces', True) cfg.CONF.root_helper = 'sudo' self.addCleanup(mock.patch.stopall) device_exists_p = mock.patch( 'quantum.agent.linux.ip_lib.device_exists', return_value=False) device_exists_p.start() namespace_p = mock.patch( 'quantum.agent.linux.ip_lib.IpNetnsCommand') namespace_p.start() ensure_namespace_p = mock.patch( 'quantum.agent.linux.ip_lib.IPWrapper.ensure_namespace') ensure_namespace_p.start() dvr_cls_p = mock.patch('quantum.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('quantumclient.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 = QuantumDebugAgent(cfg.CONF, client_inst, mock_driver) def test_create_probe(self): cmd = commands.CreateProbe(self.app, None) cmd_parser = cmd.get_parser('create_probe') args = ['fake_net'] parsed_args = cmd_parser.parse_args(args) cmd.run(parsed_args) fake_port = {'port': {'device_owner': DEVICE_OWNER_PROBE, 'admin_state_up': True, 'network_id': 'fake_net', 'tenant_id': 'fake_tenant', '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_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.CreateProbe(self.app, None) cmd_parser = cmd.get_parser('create_probe') args = ['fake_net'] parsed_args = cmd_parser.parse_args(args) cmd.run(parsed_args) fake_port = {'port': {'device_owner': DEVICE_OWNER_PROBE, 'admin_state_up': True, 'network_id': 'fake_net', 'tenant_id': 'fake_tenant', '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_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_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('quantum.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('quantum.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_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('quantum.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_PROBE, 'admin_state_up': True, 'network_id': 'fake_net', 'tenant_id': 'fake_tenant', '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('quantum.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_PROBE, 'admin_state_up': True, 'network_id': 'fake_net', 'tenant_id': 'fake_tenant', 'fixed_ips': [{'subnet_id': 'fake_subnet'}], 'device_id': socket.gethostname()}} expected = [mock.call.list_ports(), mock.call.list_ports(network_id='fake_net', device_owner=DEVICE_OWNER_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('quantum.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()])