def remove_router_interface(self, context, router_id, interface_info):
port_id = None
if "port_id" in interface_info:
port_id = interface_info["port_id"]
elif "subnet_id" in interface_info:
subnet_id = interface_info["subnet_id"]
subnet = utils.retrieve_subnet(context, subnet_id)
rport_qry = context.session.query(models_v2.Port)
ports = rport_qry.filter_by(
device_id=router_id,
device_owner=l3_constants.DEVICE_OWNER_ROUTER_INTF,
network_id=subnet["network_id"])
for p in ports:
if p["fixed_ips"][0]["subnet_id"] == subnet_id:
port_id = p["id"]
break
neutron_router = self._get_router(context, router_id)
self._l3super.remove_router_interface(self, context, router_id,
interface_info)
state_change = operation.Operation(self._set_db_router_state,
args=(context, neutron_router,
p_con.Status.UPDATING))
self._dispatcher.dispatch_l3(d_context=embrane_ctx.DispatcherContext(
p_con.Events.SHRINK_ROUTER_IF, neutron_router, context,
state_change),
args=(port_id, ))
def create_floatingip(self, context, floatingip):
result = self._l3super.create_floatingip(
self, context, floatingip)
if result["port_id"]:
neutron_router = self._get_router(context, result["router_id"])
db_fixed_port = self._get_port(context, result["port_id"])
fixed_prefix = self._retrieve_prefix_from_port(context,
db_fixed_port)
db_floating_port = neutron_router["gw_port"]
floating_prefix = self._retrieve_prefix_from_port(
context, db_floating_port)
nat_info = utils.retrieve_nat_info(context, result,
fixed_prefix,
floating_prefix,
neutron_router)
state_change = operation.Operation(
self._set_db_router_state,
args=(context, neutron_router, p_con.Status.UPDATING))
self._dispatcher.dispatch_l3(
d_context=embrane_ctx.DispatcherContext(
p_con.Events.SET_NAT_RULE, neutron_router, context,
state_change),
args=(nat_info,))
return result
def delete_router(self, context, id):
"""Deletes the DVA with the specific router id."""
# Copy of the parent validation code, shouldn't the base modules
# provide functions for validating operations?
device_owner_router_intf = l3_constants.DEVICE_OWNER_ROUTER_INTF
fips = self.get_floatingips_count(context.elevated(),
filters={"router_id": [id]})
if fips:
raise l3.RouterInUse(router_id=id)
device_filter = {
"device_id": [id],
"device_owner": [device_owner_router_intf]
}
ports = self.get_ports_count(context.elevated(), filters=device_filter)
if ports:
raise l3.RouterInUse(router_id=id)
neutron_router = self._get_router(context, id)
state_change = operation.Operation(self._set_db_router_state,
args=(context, neutron_router,
p_con.Status.DELETING))
self._dispatcher.dispatch_l3(d_context=embrane_ctx.DispatcherContext(
p_con.Events.DELETE_ROUTER, neutron_router, context, state_change),
args=())
LOG.debug(_("Deleting router=%s"), neutron_router)
return neutron_router
def add_router_interface(self, context, router_id, interface_info):
"""Grows DVA interface in the specified subnet."""
neutron_router = self._get_router(context, router_id)
rport_qry = context.session.query(models_v2.Port)
ports = rport_qry.filter_by(
device_id=router_id).all()
if len(ports) >= p_con.UTIF_LIMIT:
raise neutron_exc.BadRequest(
resource=router_id,
msg=("this router doesn't support more than "
+ str(p_con.UTIF_LIMIT) + " interfaces"))
neutron_router_iface = self._l3super.add_router_interface(
self, context, router_id, interface_info)
port = self._get_port(context, neutron_router_iface["port_id"])
utif_info = self._plugin_support.retrieve_utif_info(context, port)
ip_allocation_info = utils.retrieve_ip_allocation_info(context,
port)
state_change = operation.Operation(self._set_db_router_state,
args=(context, neutron_router,
p_con.Status.UPDATING))
self._dispatcher.dispatch_l3(
d_context=embrane_ctx.DispatcherContext(
p_con.Events.GROW_ROUTER_IF, neutron_router, context,
state_change),
args=(utif_info, ip_allocation_info))
return neutron_router_iface
def update_floatingip(self, context, id, floatingip):
with context.session.begin(subtransactions=True):
db_fip = self._l3super.get_floatingip(self, context, id)
result = self._l3super.update_floatingip(self, context, id,
floatingip)
if db_fip["port_id"]:
neutron_router = self._get_router(context, db_fip["router_id"])
fip_id = db_fip["id"]
state_change = operation.Operation(
self._set_db_router_state,
args=(context, neutron_router, p_con.Status.UPDATING))
self._dispatcher.dispatch_l3(
d_context=embrane_ctx.DispatcherContext(
p_con.Events.RESET_NAT_RULE, neutron_router, context,
state_change),
args=(fip_id, ))
if floatingip["floatingip"]["port_id"]:
neutron_router = self._get_router(context, result["router_id"])
db_fixed_port = self._get_port(context, result["port_id"])
fixed_prefix = self._retrieve_prefix_from_port(
context, db_fixed_port)
db_floating_port = neutron_router["gw_port"]
floating_prefix = self._retrieve_prefix_from_port(
context, db_floating_port)
nat_info = utils.retrieve_nat_info(context, result,
fixed_prefix,
floating_prefix,
neutron_router)
state_change = operation.Operation(
self._set_db_router_state,
args=(context, neutron_router, p_con.Status.UPDATING))
self._dispatcher.dispatch_l3(
d_context=embrane_ctx.DispatcherContext(
p_con.Events.SET_NAT_RULE, neutron_router, context,
state_change),
args=(nat_info, ))
return result
def update_router(self, context, id, router):
db_router = self._l3super.update_router(self, context, id, router)
neutron_router = self._get_router(context, db_router['id'])
gw_port = neutron_router.gw_port
utif_info = (self._plugin_support.retrieve_utif_info(context, gw_port)
if gw_port else None)
ip_allocation_info = (utils.retrieve_ip_allocation_info(
context, gw_port) if gw_port else None)
routes_info = router["router"].get("routes")
neutron_router = self._l3super._get_router(self, context, id)
state_change = operation.Operation(self._set_db_router_state,
args=(context, neutron_router,
p_con.Status.UPDATING))
self._dispatcher.dispatch_l3(d_context=embrane_ctx.DispatcherContext(
p_con.Events.UPDATE_ROUTER, neutron_router, context, state_change),
args=(utif_info, ip_allocation_info,
routes_info))
return self._make_router_dict(neutron_router)
def disassociate_floatingips(self, context, port_id):
try:
fip_qry = context.session.query(l3_db.FloatingIP)
floating_ip = fip_qry.filter_by(fixed_port_id=port_id).one()
router_id = floating_ip["router_id"]
except exc.NoResultFound:
return
self._l3super.disassociate_floatingips(self, context, port_id)
if router_id:
neutron_router = self._get_router(context, router_id)
fip_id = floating_ip["id"]
state_change = operation.Operation(self._set_db_router_state,
args=(context, neutron_router,
p_con.Status.UPDATING))
self._dispatcher.dispatch_l3(
d_context=embrane_ctx.DispatcherContext(
p_con.Events.RESET_NAT_RULE, neutron_router, context,
state_change),
args=(fip_id, ))
def update_router(self, context, id, router):
with context.session.begin(subtransactions=True):
db_router = self._l3super.update_router(self, context, id, router)
gw_port = None
ext_gw_info = db_router.get(l3_db.EXTERNAL_GW_INFO)
if ext_gw_info:
ext_gw_info = db_router[l3_db.EXTERNAL_GW_INFO]
network_id = (ext_gw_info.get("network_id")
if ext_gw_info else None)
if network_id:
gw_ports = self.get_ports(
context, {
"device_id": [id],
"device_owner": ["network:router_gateway"]
})
if len(gw_ports) != 1:
raise c_exc.EmbranePluginException(
err_msg=_("There must be only one gateway port "
"per router at once"))
gw_port = gw_ports[0]
utif_info = (self._plugin_support.retrieve_utif_info(
context, gw_port) if gw_port else None)
ip_allocation_info = (utils.retrieve_ip_allocation_info(
self, context, gw_port) if gw_port else None)
routes_info = router["router"].get("routes")
neutron_router = self._l3super._get_router(self, context, id)
state_change = operation.Operation(self._set_db_router_state,
args=(context, neutron_router,
p_con.Status.UPDATING))
self._dispatcher.dispatch_l3(
d_context=embrane_ctx.DispatcherContext(
p_con.Events.UPDATE_ROUTER, neutron_router, context,
state_change),
args=(utif_info, ip_allocation_info, routes_info))
return self._make_router_dict(neutron_router)
