def post_start_actions(self, instance, vif_ref):
"""Do needed actions post vif start:
plug the interim ovs bridge to the integration bridge;
set external_ids to the int-br port which will service
for this vif.
"""
vif_rec = self._session.VIF.get_record(vif_ref)
network_ref = vif_rec['network']
bridge_name = self._session.network.get_bridge(network_ref)
network_uuid = self._session.network.get_uuid(network_ref)
iface_id = vif_rec['other_config']['neutron-port-id']
patch_port1, tap_name = self._get_patch_port_pair_names(iface_id)
LOG.debug('plug_ovs_bridge: port1=%(port1)s, port2=%(port2)s,'
'network_uuid=%(uuid)s, bridge_name=%(bridge_name)s',
{'port1': patch_port1, 'port2': tap_name,
'uuid': network_uuid, 'bridge_name': bridge_name})
if bridge_name is None:
raise exception.VirtualInterfacePlugException(
_("Failed to find bridge for vif"))
# Create Linux bridge qbrXXX
linux_br_name = self._create_linux_bridge(vif_rec)
if not self._device_exists(tap_name):
LOG.debug("create veth pair for interim bridge %(interim_bridge)s "
"and linux bridge %(linux_bridge)s",
{'interim_bridge': bridge_name,
'linux_bridge': linux_br_name})
self._create_veth_pair(tap_name, patch_port1)
host_network.brctl_add_if(self._session, linux_br_name, tap_name)
# Add port to interim bridge
host_network.ovs_add_port(self._session, bridge_name, patch_port1)
def post_start_actions(self, instance, vif_ref):
"""Do needed actions post vif start:
plug the interim ovs bridge to the integration bridge;
set external_ids to the int-br port which will service
for this vif.
"""
vif_rec = self._session.VIF.get_record(vif_ref)
network_ref = vif_rec['network']
bridge_name = self._session.network.get_bridge(network_ref)
network_uuid = self._session.network.get_uuid(network_ref)
iface_id = vif_rec['other_config']['neutron-port-id']
patch_port1, tap_name = self._get_patch_port_pair_names(iface_id)
LOG.debug('plug_ovs_bridge: port1=%(port1)s, port2=%(port2)s,'
'network_uuid=%(uuid)s, bridge_name=%(bridge_name)s',
{'port1': patch_port1, 'port2': tap_name,
'uuid': network_uuid, 'bridge_name': bridge_name})
if bridge_name is None:
raise exception.VirtualInterfacePlugException(
_("Failed to find bridge for vif"))
# Create Linux bridge qbrXXX
linux_br_name = self._create_linux_bridge(vif_rec)
if not self._device_exists(tap_name):
LOG.debug("create veth pair for interim bridge %(interim_bridge)s "
"and linux bridge %(linux_bridge)s",
{'interim_bridge': bridge_name,
'linux_bridge': linux_br_name})
self._create_veth_pair(tap_name, patch_port1)
host_network.brctl_add_if(self._session, linux_br_name, tap_name)
# Add port to interim bridge
host_network.ovs_add_port(self._session, bridge_name, patch_port1)
def _create_linux_bridge(self, vif_rec):
"""create a qbr linux bridge for neutron security group
"""
iface_id = vif_rec['other_config']['neutron-port-id']
linux_br_name = self._get_qbr_name(iface_id)
if not self._device_exists(linux_br_name):
LOG.debug("Create linux bridge %s", linux_br_name)
host_network.brctl_add_br(self._session, linux_br_name)
host_network.brctl_set_fd(self._session, linux_br_name, '0')
host_network.brctl_set_stp(self._session, linux_br_name, 'off')
host_network.ip_link_set_dev(self._session, linux_br_name, 'up')
qvb_name, qvo_name = self._get_veth_pair_names(iface_id)
if not self._device_exists(qvo_name):
self._create_veth_pair(qvb_name, qvo_name)
host_network.brctl_add_if(self._session, linux_br_name, qvb_name)
host_network.ovs_create_port(
self._session, CONF.xenserver.ovs_integration_bridge,
qvo_name, iface_id, vif_rec['MAC'], 'active')
return linux_br_name
def _create_linux_bridge(self, vif_rec):
"""create a qbr linux bridge for neutron security group
"""
iface_id = vif_rec['other_config']['neutron-port-id']
linux_br_name = self._get_qbr_name(iface_id)
if not self._device_exists(linux_br_name):
LOG.debug("Create linux bridge %s", linux_br_name)
host_network.brctl_add_br(self._session, linux_br_name)
host_network.brctl_set_fd(self._session, linux_br_name, '0')
host_network.brctl_set_stp(self._session, linux_br_name, 'off')
host_network.ip_link_set_dev(self._session, linux_br_name, 'up')
qvb_name, qvo_name = self._get_veth_pair_names(iface_id)
if not self._device_exists(qvo_name):
self._create_veth_pair(qvb_name, qvo_name)
host_network.brctl_add_if(self._session, linux_br_name, qvb_name)
host_network.ovs_create_port(
self._session, CONF.xenserver.ovs_integration_bridge,
qvo_name, iface_id, vif_rec['MAC'], 'active')
return linux_br_name