def update_bgp_peer(self, context, bgp_peer_id, bgp_peer):
password = bgp_peer['bgp_peer'].get('password')
old_bgp_peer = self._plugin.get_bgp_peer(context, bgp_peer_id)
# Only password update is relevant for backend.
if old_bgp_peer['password'] == password:
return
bgp_speaker_ids = self._get_bgp_speakers_by_bgp_peer(context,
bgp_peer_id)
# Update the password for the old bgp peer and update NSX
old_bgp_peer['password'] = password
neighbour = bgp_neighbour_from_peer(old_bgp_peer)
for bgp_speaker_id in bgp_speaker_ids:
with locking.LockManager.get_lock(bgp_speaker_id):
peers = self._plugin.get_bgp_peers_by_bgp_speaker(
context, bgp_speaker_id)
if bgp_peer_id not in [p['id'] for p in peers]:
continue
bgp_bindings = nsxv_db.get_nsxv_bgp_speaker_bindings(
context.session, bgp_speaker_id)
for binding in bgp_bindings:
try:
# Neighbours are identified by their ip address
self._nsxv.update_bgp_neighbours(binding['edge_id'],
[neighbour],
[neighbour])
except vcns_exc.VcnsApiException:
LOG.error("Failed to update BGP neighbor '%s' on "
"edge '%s'", old_bgp_peer['peer_ip'],
binding['edge_id'])
def remove_bgp_peer(self, context, bgp_speaker_id, bgp_peer_info):
bgp_peer_id = bgp_peer_info['bgp_peer_id']
bgp_peer_obj = self._plugin.get_bgp_peer(context, bgp_peer_id)
nbr = bgp_neighbour_from_peer(bgp_peer_obj)
bgp_bindings = nsxv_db.get_nsxv_bgp_speaker_bindings(
context.session, bgp_speaker_id)
speaker = self._plugin.get_bgp_speaker(context, bgp_speaker_id)
# list of tenant edge routers to be removed as bgp-neighbours to this
# peer if it's associated with specific ESG.
neighbours = []
for binding in bgp_bindings:
try:
self._nsxv.remove_bgp_neighbours(binding['edge_id'], [nbr])
except vcns_exc.VcnsApiException:
LOG.error("Failed to remove BGP neighbour on '%s'",
binding['edge_id'])
else:
gw_nbr = gw_bgp_neighbour(binding['bgp_identifier'],
speaker['local_as'],
bgp_peer_obj['password'])
neighbours.append(gw_nbr)
LOG.debug("Succesfully removed BGP neighbor '%s' on '%s'",
bgp_peer_obj['peer_ip'], binding['edge_id'])
if bgp_peer_obj.get('esg_id'):
edge_gw = bgp_peer_obj['esg_id']
try:
self._nsxv.remove_bgp_neighbours(edge_gw, neighbours)
except vcns_exc.VcnsApiException:
LOG.error("Failed to remove BGP neighbour on GW Edge '%s'",
edge_gw)
def remove_bgp_peer(self, context, bgp_speaker_id, bgp_peer_info):
bgp_peer_id = bgp_peer_info['bgp_peer_id']
bgp_peer_obj = self._plugin.get_bgp_peer(context, bgp_peer_id)
nbr = bgp_neighbour_from_peer(bgp_peer_obj)
bgp_bindings = nsxv_db.get_nsxv_bgp_speaker_bindings(
context.session, bgp_speaker_id)
speaker = self._plugin.get_bgp_speaker(context, bgp_speaker_id)
# list of tenant edge routers to be removed as bgp-neighbours to this
# peer if it's associated with specific ESG.
neighbours = []
for binding in bgp_bindings:
try:
self._nsxv.remove_bgp_neighbours(binding['edge_id'], [nbr])
except vcns_exc.VcnsApiException:
LOG.error("Failed to remove BGP neighbour on '%s'",
binding['edge_id'])
else:
gw_nbr = gw_bgp_neighbour(binding['bgp_identifier'],
speaker['local_as'],
bgp_peer_obj['password'])
neighbours.append(gw_nbr)
LOG.debug("Succesfully removed BGP neighbor '%s' on '%s'",
bgp_peer_obj['peer_ip'], binding['edge_id'])
if bgp_peer_obj.get('esg_id'):
edge_gw = bgp_peer_obj['esg_id']
try:
self._nsxv.remove_bgp_neighbours(edge_gw, neighbours)
except vcns_exc.VcnsApiException:
LOG.error("Failed to remove BGP neighbour on GW Edge '%s'",
edge_gw)
def _get_dynamic_routing_edge_list(self, context,
gateway_network_id, bgp_speaker_id):
# Filter the routers attached this network as gateway interface
filters = {'network_id': [gateway_network_id],
'device_owner': [n_const.DEVICE_OWNER_ROUTER_GW]}
fields = ['device_id', 'fixed_ips']
gateway_ports = self._core_plugin.get_ports(context, filters=filters,
fields=fields)
bgp_bindings = nsxv_db.get_nsxv_bgp_speaker_bindings(
context.session, bgp_speaker_id)
binding_info = {bgp_binding['edge_id']: bgp_binding['bgp_identifier']
for bgp_binding in bgp_bindings}
edge_router_dict = {}
for port in gateway_ports:
router_id = port['device_id']
router = self._core_plugin._get_router(context, router_id)
edge_id, advertise_static_routes = (
self._get_router_edge_info(context, router_id))
if not edge_id:
# Shared router is not attached on any edge
continue
if edge_id not in edge_router_dict:
bgp_identifier = binding_info.get(
edge_id, port['fixed_ips'][0]['ip_address'])
edge_router_dict[edge_id] = {'no_snat_routers': [],
'bgp_identifier':
bgp_identifier,
'advertise_static_routes':
advertise_static_routes}
if not router.enable_snat:
edge_router_dict[edge_id]['no_snat_routers'].append(router_id)
return edge_router_dict
def update_bgp_peer(self, context, bgp_peer_id, bgp_peer):
password = bgp_peer['bgp_peer'].get('password')
old_bgp_peer = self._plugin.get_bgp_peer(context, bgp_peer_id)
# Only password update is relevant for backend.
if old_bgp_peer['password'] == password:
return
bgp_speaker_ids = self._get_bgp_speakers_by_bgp_peer(
context, bgp_peer_id)
# Update the password for the old bgp peer and update NSX
old_bgp_peer['password'] = password
neighbour = bgp_neighbour_from_peer(old_bgp_peer)
for bgp_speaker_id in bgp_speaker_ids:
with locking.LockManager.get_lock(bgp_speaker_id):
peers = self._plugin.get_bgp_peers_by_bgp_speaker(
context, bgp_speaker_id)
if bgp_peer_id not in [p['id'] for p in peers]:
continue
bgp_bindings = nsxv_db.get_nsxv_bgp_speaker_bindings(
context.session, bgp_speaker_id)
for binding in bgp_bindings:
try:
# Neighbours are identified by their ip address
self._nsxv.update_bgp_neighbours(
binding['edge_id'], [neighbour], [neighbour])
except vcns_exc.VcnsApiException:
LOG.error(
"Failed to update BGP neighbor '%s' on "
"edge '%s'", old_bgp_peer['peer_ip'],
binding['edge_id'])
def _get_dynamic_routing_edge_list(self, context,
gateway_network_id, bgp_speaker_id):
# Filter the routers attached this network as gateway interface
filters = {'network_id': [gateway_network_id],
'device_owner': [n_const.DEVICE_OWNER_ROUTER_GW]}
fields = ['device_id', 'fixed_ips']
gateway_ports = self._core_plugin.get_ports(context, filters=filters,
fields=fields)
bgp_bindings = nsxv_db.get_nsxv_bgp_speaker_bindings(
context.session, bgp_speaker_id)
binding_info = {bgp_binding['edge_id']: bgp_binding['bgp_identifier']
for bgp_binding in bgp_bindings}
edge_router_dict = {}
for port in gateway_ports:
router_id = port['device_id']
router = self._core_plugin._get_router(context, router_id)
edge_id, advertise_static_routes = (
self._get_router_edge_info(context, router_id))
if not edge_id:
# Shared router is not attached on any edge
continue
if edge_id not in edge_router_dict:
bgp_identifier = binding_info.get(
edge_id, port['fixed_ips'][0]['ip_address'])
edge_router_dict[edge_id] = {'no_snat_routers': [],
'bgp_identifier':
bgp_identifier,
'advertise_static_routes':
advertise_static_routes}
if not router.enable_snat:
edge_router_dict[edge_id]['no_snat_routers'].append(router_id)
return edge_router_dict
def update_bgp_speaker(self, context, bgp_speaker_id, bgp_speaker):
bgp_obj = bgp_speaker['bgp_speaker']
old_speaker_info = self._plugin.get_bgp_speaker(context,
bgp_speaker_id)
enabled_state = old_speaker_info['advertise_tenant_networks']
new_enabled_state = bgp_obj.get('advertise_tenant_networks',
enabled_state)
if new_enabled_state == enabled_state:
return
bgp_bindings = nsxv_db.get_nsxv_bgp_speaker_bindings(
context.session, bgp_speaker_id)
edge_ids = [bgp_binding['edge_id'] for bgp_binding in bgp_bindings]
action = 'Enabling' if new_enabled_state else 'Disabling'
LOG.info("%s BGP route redistribution on edges: %s.", action, edge_ids)
for edge_id in edge_ids:
try:
self._nsxv.update_routing_redistribution(edge_id,
new_enabled_state)
except vcns_exc.VcnsApiException:
LOG.warning("Failed to update BGP on edge '%s'.", edge_id)
def update_bgp_speaker(self, context, bgp_speaker_id, bgp_speaker):
bgp_obj = bgp_speaker['bgp_speaker']
old_speaker_info = self._plugin.get_bgp_speaker(
context, bgp_speaker_id)
enabled_state = old_speaker_info['advertise_tenant_networks']
new_enabled_state = bgp_obj.get('advertise_tenant_networks',
enabled_state)
if new_enabled_state == enabled_state:
return
bgp_bindings = nsxv_db.get_nsxv_bgp_speaker_bindings(
context.session, bgp_speaker_id)
edge_ids = [bgp_binding['edge_id'] for bgp_binding in bgp_bindings]
action = 'Enabling' if new_enabled_state else 'Disabling'
LOG.info("%s BGP route redistribution on edges: %s.", action, edge_ids)
for edge_id in edge_ids:
try:
self._nsxv.update_routing_redistribution(
edge_id, new_enabled_state)
except vcns_exc.VcnsApiException:
LOG.warning("Failed to update BGP on edge '%s'.", edge_id)
def remove_gateway_network(self, context, bgp_speaker_id, network_info):
bgp_bindings = nsxv_db.get_nsxv_bgp_speaker_bindings(
context.session, bgp_speaker_id)
self._stop_bgp_on_edges(context, bgp_bindings, bgp_speaker_id)
def delete_bgp_speaker(self, context, bgp_speaker_id):
bgp_bindings = nsxv_db.get_nsxv_bgp_speaker_bindings(
context.session, bgp_speaker_id)
self._stop_bgp_on_edges(context, bgp_bindings, bgp_speaker_id)
def remove_gateway_network(self, context, bgp_speaker_id, network_info):
bgp_bindings = nsxv_db.get_nsxv_bgp_speaker_bindings(
context.session, bgp_speaker_id)
self._stop_bgp_on_edges(context, bgp_bindings, bgp_speaker_id)
def delete_bgp_speaker(self, context, bgp_speaker_id):
bgp_bindings = nsxv_db.get_nsxv_bgp_speaker_bindings(
context.session, bgp_speaker_id)
self._stop_bgp_on_edges(context, bgp_bindings, bgp_speaker_id)
