def get_nsx_router_id(session, cluster, neutron_router_id):
"""Return the NSX router uuid for a given neutron router.
First, look up the Neutron database. If not found, execute
a query on NSX platform as the mapping might be missing.
"""
nsx_router_id = nsx_db.get_nsx_router_id(
session, neutron_router_id)
if not nsx_router_id:
# Find logical router from backend.
# This is a rather expensive query, but it won't be executed
# more than once for each router in Neutron's lifetime
nsx_routers = routerlib.query_lrouters(
cluster, '*',
filters={'tag': neutron_router_id,
'tag_scope': 'q_router_id'})
# Only one result expected
# NOTE(salv-orlando): Not handling the case where more than one
# port is found with the same neutron port tag
if not nsx_routers:
LOG.warn(_LW("Unable to find NSX router for Neutron router %s"),
neutron_router_id)
return
nsx_router = nsx_routers[0]
nsx_router_id = nsx_router['uuid']
with session.begin(subtransactions=True):
# Create DB mapping
nsx_db.add_neutron_nsx_router_mapping(
session,
neutron_router_id,
nsx_router_id)
return nsx_router_id
def get_nsx_router_id(session, cluster, neutron_router_id):
"""Return the NSX router uuid for a given neutron router.
First, look up the Neutron database. If not found, execute
a query on NSX platform as the mapping might be missing.
"""
nsx_router_id = nsx_db.get_nsx_router_id(
session, neutron_router_id)
if not nsx_router_id:
# Find logical router from backend.
# This is a rather expensive query, but it won't be executed
# more than once for each router in Neutron's lifetime
nsx_routers = routerlib.query_lrouters(
cluster, '*',
filters={'tag': neutron_router_id,
'tag_scope': 'q_router_id'})
# Only one result expected
# NOTE(salv-orlando): Not handling the case where more than one
# port is found with the same neutron port tag
if not nsx_routers:
LOG.warn(_("Unable to find NSX router for Neutron router %s"),
neutron_router_id)
return
nsx_router = nsx_routers[0]
nsx_router_id = nsx_router['uuid']
with session.begin(subtransactions=True):
# Create DB mapping
nsx_db.add_neutron_nsx_router_mapping(
session,
neutron_router_id,
nsx_router_id)
return nsx_router_id
def _nsx_validate_ext_gw(self, router_id, l3_gw_uuid, vlan_id):
"""Verify data on fake NSX API client in order to validate
plugin did set them properly
"""
# First find the NSX router ID
ctx = context.get_admin_context()
nsx_router_id = nsx_db.get_nsx_router_id(ctx.session, router_id)
ports = [
port
for port in self.fc._fake_lrouter_lport_dict.values()
if (port["lr_uuid"] == nsx_router_id and port["att_type"] == "L3GatewayAttachment")
]
self.assertEqual(len(ports), 1)
self.assertEqual(ports[0]["attachment_gwsvc_uuid"], l3_gw_uuid)
self.assertEqual(ports[0].get("vlan_id"), vlan_id)
