211 lines
7.6 KiB
Python
211 lines
7.6 KiB
Python
# Copyright 2012 VMware, Inc.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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import mock
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from neutron.plugins.ml2.drivers.openvswitch.agent \
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import ovs_agent_extension_api as ovs_ext_agt
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from neutron.tests.unit.plugins.ml2.drivers.openvswitch.agent \
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.openflow.native import ovs_bridge_test_base as native_ovs_bridge_test_base
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from neutron.tests.unit.plugins.ml2.drivers.openvswitch.agent \
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import ovs_test_base
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class TestOVSAgentExtensionAPI(ovs_test_base.OVSOFCtlTestBase):
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def setUp(self):
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super(TestOVSAgentExtensionAPI, self).setUp()
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self.br_int = self.br_int_cls("br-int")
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self.br_tun = self.br_tun_cls("br-tun")
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def _test_bridge(self, orig_bridge, new_bridge):
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self.assertIsNotNone(new_bridge)
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self.assertEqual(orig_bridge.br_name, new_bridge.br_name)
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self.assertIn(new_bridge._default_cookie,
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orig_bridge.reserved_cookies)
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self.assertNotEqual(orig_bridge._default_cookie,
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new_bridge._default_cookie)
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def test_request_int_br(self):
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agent_extension_api = ovs_ext_agt.OVSAgentExtensionAPI(self.br_int,
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self.br_tun)
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new_int_br = agent_extension_api.request_int_br()
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self._test_bridge(self.br_int, new_int_br)
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def test_request_tun_br(self):
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agent_extension_api = ovs_ext_agt.OVSAgentExtensionAPI(self.br_int,
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self.br_tun)
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new_tun_br = agent_extension_api.request_tun_br()
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self._test_bridge(self.br_tun, new_tun_br)
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def test_request_tun_br_tunneling_disabled(self):
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agent_extension_api = ovs_ext_agt.OVSAgentExtensionAPI(self.br_int,
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None)
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self.assertIsNone(agent_extension_api.request_tun_br())
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class TestOVSCookieBridgeOFCtl(ovs_test_base.OVSOFCtlTestBase):
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def setUp(self):
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super(TestOVSCookieBridgeOFCtl, self).setUp()
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self.bridge = self.br_int_cls("br-int")
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mock.patch.object(self.bridge, "run_ofctl").start()
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self.tested_bridge = ovs_ext_agt.OVSCookieBridge(self.bridge)
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# mocking do_action_flows does not work, because this method is
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# later wrapped by the cookie bridge code, and six.wraps apparently
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# can't wrap a mock, so we mock deeper
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self.mock_build_flow_expr_str = mock.patch(
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'neutron.agent.common.ovs_lib._build_flow_expr_str',
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return_value="").start()
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def test_cookie(self):
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self.assertNotEqual(self.bridge._default_cookie,
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self.tested_bridge._default_cookie)
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def test_reserved(self):
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self.assertIn(self.tested_bridge._default_cookie,
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self.bridge.reserved_cookies)
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def assert_mock_build_flow_expr_str_call(self, action, kwargs_list,
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strict=False):
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self.mock_build_flow_expr_str.assert_called_once_with(
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kwargs_list[0],
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action,
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strict
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)
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def test_add_flow_without_cookie(self):
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self.tested_bridge.add_flow(in_port=1, actions="output:2")
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self.assert_mock_build_flow_expr_str_call(
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'add',
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[{"in_port": 1,
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"actions": "output:2",
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"cookie": self.tested_bridge._default_cookie}]
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)
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def test_mod_flow_without_cookie(self):
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self.tested_bridge.mod_flow(in_port=1, actions="output:2")
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self.assert_mock_build_flow_expr_str_call(
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'mod',
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[{"in_port": 1,
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"actions": "output:2",
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"cookie": self.tested_bridge._default_cookie}]
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)
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def test_del_flows_without_cookie(self):
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self.tested_bridge.delete_flows(in_port=1)
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self.assert_mock_build_flow_expr_str_call(
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'del',
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[{"in_port": 1,
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"cookie": str(self.tested_bridge._default_cookie) + '/-1'}]
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)
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def test_add_flow_with_cookie(self):
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self.tested_bridge.add_flow(cookie=1234,
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in_port=1, actions="output:2")
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self.assert_mock_build_flow_expr_str_call(
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'add',
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[{"in_port": 1,
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"actions": "output:2",
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"cookie": 1234}]
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)
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def test_mod_flow_with_cookie(self):
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self.tested_bridge.mod_flow(cookie='1234',
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in_port=1, actions="output:2")
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self.assert_mock_build_flow_expr_str_call(
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'mod',
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[{"in_port": 1,
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"actions": "output:2",
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"cookie": "1234"}]
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)
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def test_del_flows_with_cookie(self):
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self.tested_bridge.delete_flows(cookie=1234, in_port=1)
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self.assert_mock_build_flow_expr_str_call(
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'del',
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[{"in_port": 1,
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"cookie": "1234/-1"}]
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)
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def test_mod_flow_with_cookie_mask(self):
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self.tested_bridge.mod_flow(cookie='1234/3',
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in_port=1, actions="output:2")
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self.assert_mock_build_flow_expr_str_call(
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'mod',
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[{"in_port": 1,
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"actions": "output:2",
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"cookie": str(1234) + '/3'}]
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)
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def test_del_flows_with_cookie_mask(self):
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self.tested_bridge.delete_flows(cookie='1234/7', in_port=1)
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self.assert_mock_build_flow_expr_str_call(
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'del',
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[{"in_port": 1,
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"cookie": str(1234) + '/7'}]
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)
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def test_install_drop(self):
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self.tested_bridge.install_drop()
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self.assert_mock_build_flow_expr_str_call(
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'add',
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[{"table": 0,
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"priority": 0,
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"actions": "drop",
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"cookie": self.tested_bridge._default_cookie}]
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)
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class TestOVSCookieBridgeRyu(native_ovs_bridge_test_base.OVSBridgeTestBase):
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def setUp(self):
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super(TestOVSCookieBridgeRyu, self).setUp()
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self.setup_bridge_mock('br-int', self.br_int_cls)
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self.tested_bridge = ovs_ext_agt.OVSCookieBridge(self.br)
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def test_cookie(self):
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self.assertNotEqual(self.br._default_cookie,
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self.tested_bridge._default_cookie)
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def test_reserved(self):
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self.assertIn(self.tested_bridge._default_cookie,
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self.br.reserved_cookies)
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def test_install_drop(self):
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priority = 99
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in_port = 666
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self.tested_bridge.install_drop(priority=priority,
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in_port=in_port)
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(dp, ofp, ofpp) = self._get_dp()
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expected = [
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mock.call._send_msg(
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ofpp.OFPFlowMod(
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dp,
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# this is the interesting part of the check:
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cookie=self.tested_bridge._default_cookie,
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instructions=[],
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match=ofpp.OFPMatch(in_port=in_port),
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priority=priority,
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table_id=0),
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active_bundle=None),
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]
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self.assertEqual(expected, self.mock.mock_calls)
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