+def create_router_settings(neutron, router):
+ """
+ Returns a RouterConfig object
+ :param neutron: the neutron client
+ :param router: a SNAPS-OO Router domain object
+ :return:
+ """
+ ext_net_name = None
+
+ if router.external_network_id:
+ network = neutron_utils.get_network_by_id(
+ neutron, router.external_network_id)
+ if network:
+ ext_net_name = network.name
+
+ ports_tuple_list = list()
+ if router.port_subnets:
+ for port, subnets in router.port_subnets:
+ network = neutron_utils.get_network_by_id(
+ neutron, port.network_id)
+
+ ip_addrs = list()
+ if network and router.external_fixed_ips:
+ for ext_fixed_ips in router.external_fixed_ips:
+ for subnet in subnets:
+ if ext_fixed_ips['subnet_id'] == subnet.id:
+ ip_addrs.append(ext_fixed_ips['ip_address'])
+ else:
+ for ip in port.ips:
+ ip_addrs.append(ip)
+
+ ip_list = list()
+ if len(ip_addrs) > 0:
+ for ip_addr in ip_addrs:
+ if isinstance(ip_addr, dict):
+ ip_list.append(ip_addr['ip_address'])
+ else:
+ ip_list.append(ip_addr)
+
+ ports_tuple_list.append((network, ip_list))
+
+ port_settings = __create_port_settings(neutron, ports_tuple_list)
+
+ filtered_settings = list()
+ for port_setting in port_settings:
+ if port_setting.network_name != ext_net_name:
+ filtered_settings.append(port_setting)
+
+ return RouterConfig(
+ name=router.name, external_gateway=ext_net_name,
+ admin_state_up=router.admin_state_up,
+ port_settings=filtered_settings)
+
+