vmware-nsx/quantum/tests/unit/test_debug_commands.py
Monty Taylor c90977b4f6 Use testtools instead of unittest or unittest2.
As part of the move towards testr and parallel test running, we
start to use testtools and fixtures to make the test suite
resilient and more pedantic.

Part of blueprint grizzly-testtools

Change-Id: I90250de9fe21237db34f6a50b89b15863e270aa5
2013-02-26 19:32:30 +09:00

341 lines
16 KiB
Python

# 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
import testtools
from quantum.agent.common import config
from quantum.agent.linux import interface
from quantum.debug import commands
from quantum.debug.debug_agent import DEVICE_OWNER_PROBE, QuantumDebugAgent
class MyApp(object):
def __init__(self, _stdout):
self.stdout = _stdout
class TestDebugCommands(testtools.TestCase):
def setUp(self):
super(TestDebugCommands, self).setUp()
cfg.CONF.register_opts(interface.OPTS)
cfg.CONF.register_opts(QuantumDebugAgent.OPTS)
cfg.CONF(args=[], project='quantum')
cfg.CONF.set_override('use_namespaces', True)
config.register_root_helper(cfg.CONF)
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()])