openstack/neutron
Code Issues Proposed changes

ovs-agent: Ensure integration bridge is created

Browse Source 
ovs-agent will fail to launch if integration bridge(br-int by default) is not
existed. To fix this, the agent should check and create the bridge if necessary
during launching.

Closes-Bug: 1328076
Change-Id: Iaa6c4d766ca086deb28c8ef7310dbfdcef2c105f
This commit is contained in:
stanzgy 2014-06-09 17:42:12 +08:00
parent b44fa145d0
commit e5cdad90f9
3 changed files with 13 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
neutron/plugins/openvswitch/agent/ovs_neutron_agent.py
View File

@ -172,11 +172,11 @@ class OVSNeutronAgent(sg_rpc.SecurityGroupAgentRpcCallbackMixin,
self.int_br_device_count = 0
self.int_br = ovs_lib.OVSBridge(integ_br, self.root_helper)
self.setup_integration_br()
self.int_br.set_secure_mode()
# Stores port update notifications for processing in main rpc loop
self.updated_ports = set()
self.setup_rpc()
self.setup_integration_br()
self.bridge_mappings = bridge_mappings
self.setup_physical_bridges(self.bridge_mappings)
self.local_vlan_map = {}
@ -726,6 +726,12 @@ class OVSNeutronAgent(sg_rpc.SecurityGroupAgentRpcCallbackMixin,
:param bridge_name: the name of the integration bridge.
:returns: the integration bridge
'''
# Ensure the integration bridge is created.
# ovs_lib.OVSBridge.create() will run
# ovs-vsctl -- --may-exist add-br BRIDGE_NAME
# which does nothing if bridge already exists.
self.int_br.create()
self.int_br.delete_port(cfg.CONF.OVS.int_peer_patch_port)
self.int_br.remove_all_flows()
# switch all traffic using L2 learning

2
neutron/tests/unit/openvswitch/test_ovs_neutron_agent.py
View File

@ -118,6 +118,8 @@ class TestOvsNeutronAgent(base.BaseTestCase):
mock.patch('neutron.plugins.openvswitch.agent.ovs_neutron_agent.'
'OVSNeutronAgent.setup_ancillary_bridges',
return_value=[]),
mock.patch('neutron.agent.linux.ovs_lib.OVSBridge.'
'create'),
mock.patch('neutron.agent.linux.ovs_lib.OVSBridge.'
'set_secure_mode'),
mock.patch('neutron.agent.linux.ovs_lib.OVSBridge.'

7
neutron/tests/unit/openvswitch/test_ovs_tunnel.py
View File

@ -107,13 +107,14 @@ class TunnelTest(base.BaseTestCase):
self.mock_int_bridge = self.ovs_bridges[self.INT_BRIDGE]
self.mock_int_bridge.get_local_port_mac.return_value = '000000000001'
self.mock_int_bridge_expected = [
mock.call.set_secure_mode(),
mock.call.get_local_port_mac(),
mock.call.create(),
mock.call.delete_port('patch-tun'),
mock.call.remove_all_flows(),
mock.call.add_flow(priority=1, actions='normal'),
mock.call.add_flow(priority=0, table=constants.CANARY_TABLE,
actions='drop')
actions='drop'),
mock.call.set_secure_mode(),
mock.call.get_local_port_mac()
]
self.mock_map_tun_bridge = self.ovs_bridges[self.MAP_TUN_BRIDGE]