vmware-nsx/quantum/plugins/openvswitch/tests/unit/test_tunnel.py
Aaron Rosen db4cf6d1d0 OVS plugin tunnel bridges never learn
This patch installs a flow_mod to handle each vm
with the normal action which allows OVS to do mac learning.
Fixes bug 1011467

Change-Id: Ib6500813d4111ae42675459fac64dfb2e9c40d91
2012-08-22 20:07:49 +00:00

169 lines
6.5 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2012 Nicira Networks, 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.
#
# @author: Dave Lapsley, Nicira Networks, Inc.
import unittest
import mox
from quantum.agent.linux import ovs_lib
from quantum.plugins.openvswitch.agent import ovs_quantum_agent
# Useful global dummy variables.
NET_UUID = '3faeebfe-5d37-11e1-a64b-000c29d5f0a7'
LS_ID = '42'
LV_ID = 42
LV_IDS = [42, 43]
LVM = ovs_quantum_agent.LocalVLANMapping(LV_ID, LS_ID, LV_IDS)
VIF_ID = '404deaec-5d37-11e1-a64b-000c29d5f0a8'
VIF_MAC = '3c:09:24:1e:78:23'
OFPORT_NUM = 1
VIF_PORT = ovs_lib.VifPort('port', OFPORT_NUM,
VIF_ID, VIF_MAC, 'switch')
BCAST_MAC = "01:00:00:00:00:00/01:00:00:00:00:00"
class DummyPort:
def __init__(self, interface_id):
self.interface_id = interface_id
class DummyVlanBinding:
def __init__(self, network_id, vlan_id):
self.network_id = network_id
self.vlan_id = vlan_id
class TunnelTest(unittest.TestCase):
def setUp(self):
self.mox = mox.Mox()
self.INT_BRIDGE = 'integration_bridge'
self.TUN_BRIDGE = 'tunnel_bridge'
self.INT_OFPORT = 'PATCH_INT_OFPORT'
self.TUN_OFPORT = 'PATCH_TUN_OFPORT'
self.mox.StubOutClassWithMocks(ovs_lib, 'OVSBridge')
self.mock_int_bridge = ovs_lib.OVSBridge(self.INT_BRIDGE, 'sudo')
self.mock_int_bridge.delete_port('patch-tun')
self.mock_int_bridge.add_patch_port(
'patch-tun', 'patch-int').AndReturn(self.TUN_OFPORT)
self.mock_int_bridge.remove_all_flows()
self.mock_int_bridge.add_flow(priority=1, actions='normal')
self.mock_tun_bridge = ovs_lib.OVSBridge(self.TUN_BRIDGE, 'sudo')
self.mock_tun_bridge.reset_bridge()
self.mock_tun_bridge.add_patch_port(
'patch-int', 'patch-tun').AndReturn(self.INT_OFPORT)
self.mock_tun_bridge.remove_all_flows()
self.mock_tun_bridge.add_flow(priority=1, actions='drop')
def tearDown(self):
self.mox.UnsetStubs()
def testConstruct(self):
self.mox.ReplayAll()
b = ovs_quantum_agent.OVSQuantumTunnelAgent(self.INT_BRIDGE,
self.TUN_BRIDGE,
'10.0.0.1',
'sudo', 2, 2, False)
self.mox.VerifyAll()
def testProvisionLocalVlan(self):
action_string = 'set_tunnel:%s,normal' % LS_ID
self.mock_tun_bridge.add_flow(priority=4, in_port=self.INT_OFPORT,
dl_vlan=LV_ID, actions=action_string)
action_string = 'mod_vlan_vid:%s,output:%s' % (LV_ID, self.INT_OFPORT)
self.mock_tun_bridge.add_flow(priority=3, tun_id=LS_ID,
dl_dst=BCAST_MAC, actions=action_string)
self.mox.ReplayAll()
a = ovs_quantum_agent.OVSQuantumTunnelAgent(self.INT_BRIDGE,
self.TUN_BRIDGE,
'10.0.0.1',
'sudo', 2, 2, False)
a.available_local_vlans = set([LV_ID])
a.provision_local_vlan(NET_UUID, LS_ID)
self.mox.VerifyAll()
def testReclaimLocalVlan(self):
self.mock_tun_bridge.delete_flows(tun_id=LVM.lsw_id)
self.mock_tun_bridge.delete_flows(dl_vlan=LVM.vlan)
self.mox.ReplayAll()
a = ovs_quantum_agent.OVSQuantumTunnelAgent(self.INT_BRIDGE,
self.TUN_BRIDGE,
'10.0.0.1',
'sudo', 2, 2, False)
a.available_local_vlans = set()
a.local_vlan_map[NET_UUID] = LVM
a.reclaim_local_vlan(NET_UUID, LVM)
self.assertTrue(LVM.vlan in a.available_local_vlans)
self.mox.VerifyAll()
def testPortBound(self):
self.mock_int_bridge.set_db_attribute('Port', VIF_PORT.port_name,
'tag', str(LVM.vlan))
self.mock_int_bridge.delete_flows(in_port=VIF_PORT.ofport)
action_string = 'mod_vlan_vid:%s,normal' % LV_ID
self.mock_tun_bridge.add_flow(priority=3, tun_id=LS_ID,
dl_dst=VIF_PORT.vif_mac,
actions=action_string)
self.mox.ReplayAll()
a = ovs_quantum_agent.OVSQuantumTunnelAgent(self.INT_BRIDGE,
self.TUN_BRIDGE,
'10.0.0.1',
'sudo', 2, 2, False)
a.local_vlan_map[NET_UUID] = LVM
a.port_bound(VIF_PORT, NET_UUID, LS_ID)
self.mox.VerifyAll()
def testPortUnbound(self):
self.mox.ReplayAll()
a = ovs_quantum_agent.OVSQuantumTunnelAgent(self.INT_BRIDGE,
self.TUN_BRIDGE,
'10.0.0.1',
'sudo', 2, 2, False)
a.available_local_vlans = set([LV_ID])
a.local_vlan_map[NET_UUID] = LVM
a.port_unbound(VIF_PORT, NET_UUID)
self.mox.VerifyAll()
def testPortDead(self):
self.mock_int_bridge.set_db_attribute(
'Port', VIF_PORT.port_name, 'tag', ovs_quantum_agent.DEAD_VLAN_TAG)
self.mock_int_bridge.add_flow(priority=2, in_port=VIF_PORT.ofport,
actions='drop')
self.mox.ReplayAll()
a = ovs_quantum_agent.OVSQuantumTunnelAgent(self.INT_BRIDGE,
self.TUN_BRIDGE,
'10.0.0.1',
'sudo', 2, 2, False)
a.available_local_vlans = set([LV_ID])
a.local_vlan_map[NET_UUID] = LVM
a.port_dead(VIF_PORT)
self.mox.VerifyAll()