Split out Neutron routers client

Splitting out a routers client for Neutron.

Partially implements blueprint consistent-service-method-names

Change-Id: I9b43d99067778913c235e62040d3a2ca7f4346e8
diff --git a/tempest/api/network/test_routers.py b/tempest/api/network/test_routers.py
index 887a58f..01afc51 100644
--- a/tempest/api/network/test_routers.py
+++ b/tempest/api/network/test_routers.py
@@ -52,7 +52,7 @@
         # NOTE(salv-orlando): Do not invoke self.create_router
         # as we need to check the response code
         name = data_utils.rand_name('router-')
-        create_body = self.client.create_router(
+        create_body = self.routers_client.create_router(
             name, external_gateway_info={
                 "network_id": CONF.network.public_network_id},
             admin_state_up=False)
@@ -63,24 +63,25 @@
             CONF.network.public_network_id)
         self.assertEqual(create_body['router']['admin_state_up'], False)
         # Show details of the created router
-        show_body = self.client.show_router(create_body['router']['id'])
+        show_body = self.routers_client.show_router(
+            create_body['router']['id'])
         self.assertEqual(show_body['router']['name'], name)
         self.assertEqual(
             show_body['router']['external_gateway_info']['network_id'],
             CONF.network.public_network_id)
         self.assertEqual(show_body['router']['admin_state_up'], False)
         # List routers and verify if created router is there in response
-        list_body = self.client.list_routers()
+        list_body = self.routers_client.list_routers()
         routers_list = list()
         for router in list_body['routers']:
             routers_list.append(router['id'])
         self.assertIn(create_body['router']['id'], routers_list)
         # Update the name of router and verify if it is updated
         updated_name = 'updated ' + name
-        update_body = self.client.update_router(create_body['router']['id'],
-                                                name=updated_name)
+        update_body = self.routers_client.update_router(
+            create_body['router']['id'], name=updated_name)
         self.assertEqual(update_body['router']['name'], updated_name)
-        show_body = self.client.show_router(
+        show_body = self.routers_client.show_router(
             create_body['router']['id'])
         self.assertEqual(show_body['router']['name'], updated_name)
 
@@ -95,9 +96,9 @@
         self.addCleanup(self.identity_utils.delete_project, project_id)
 
         name = data_utils.rand_name('router-')
-        create_body = self.admin_client.create_router(name,
-                                                      tenant_id=project_id)
-        self.addCleanup(self.admin_client.delete_router,
+        create_body = self.admin_routers_client.create_router(
+            name, tenant_id=project_id)
+        self.addCleanup(self.admin_routers_client.delete_router,
                         create_body['router']['id'])
         self.assertEqual(project_id, create_body['router']['tenant_id'])
 
@@ -122,9 +123,9 @@
             external_gateway_info = {
                 'network_id': CONF.network.public_network_id,
                 'enable_snat': enable_snat}
-            create_body = self.admin_client.create_router(
+            create_body = self.admin_routers_client.create_router(
                 name, external_gateway_info=external_gateway_info)
-            self.addCleanup(self.admin_client.delete_router,
+            self.addCleanup(self.admin_routers_client.delete_router,
                             create_body['router']['id'])
             # Verify snat attributes after router creation
             self._verify_router_gateway(create_body['router']['id'],
@@ -137,8 +138,8 @@
         subnet = self.create_subnet(network)
         router = self._create_router(data_utils.rand_name('router-'))
         # Add router interface with subnet id
-        interface = self.client.add_router_interface(router['id'],
-                                                     subnet_id=subnet['id'])
+        interface = self.routers_client.add_router_interface(
+            router['id'], subnet_id=subnet['id'])
         self.addCleanup(self._remove_router_interface_with_subnet_id,
                         router['id'], subnet['id'])
         self.assertIn('subnet_id', interface.keys())
@@ -158,7 +159,7 @@
         port_body = self.ports_client.create_port(
             network_id=network['id'])
         # add router interface to port created above
-        interface = self.client.add_router_interface(
+        interface = self.routers_client.add_router_interface(
             router['id'],
             port_id=port_body['port']['id'])
         self.addCleanup(self._remove_router_interface_with_port_id,
@@ -172,7 +173,7 @@
                          router['id'])
 
     def _verify_router_gateway(self, router_id, exp_ext_gw_info=None):
-        show_body = self.admin_client.show_router(router_id)
+        show_body = self.admin_routers_client.show_router(router_id)
         actual_ext_gw_info = show_body['router']['external_gateway_info']
         if exp_ext_gw_info is None:
             self.assertIsNone(actual_ext_gw_info)
@@ -198,7 +199,7 @@
     @test.idempotent_id('6cc285d8-46bf-4f36-9b1a-783e3008ba79')
     def test_update_router_set_gateway(self):
         router = self._create_router(data_utils.rand_name('router-'))
-        self.client.update_router(
+        self.routers_client.update_router(
             router['id'],
             external_gateway_info={
                 'network_id': CONF.network.public_network_id})
@@ -212,7 +213,7 @@
     @test.requires_ext(extension='ext-gw-mode', service='network')
     def test_update_router_set_gateway_with_snat_explicit(self):
         router = self._create_router(data_utils.rand_name('router-'))
-        self.admin_client.update_router_with_snat_gw_info(
+        self.admin_routers_client.update_router_with_snat_gw_info(
             router['id'],
             external_gateway_info={
                 'network_id': CONF.network.public_network_id,
@@ -227,7 +228,7 @@
     @test.requires_ext(extension='ext-gw-mode', service='network')
     def test_update_router_set_gateway_without_snat(self):
         router = self._create_router(data_utils.rand_name('router-'))
-        self.admin_client.update_router_with_snat_gw_info(
+        self.admin_routers_client.update_router_with_snat_gw_info(
             router['id'],
             external_gateway_info={
                 'network_id': CONF.network.public_network_id,
@@ -243,7 +244,8 @@
         router = self._create_router(
             data_utils.rand_name('router-'),
             external_network_id=CONF.network.public_network_id)
-        self.client.update_router(router['id'], external_gateway_info={})
+        self.routers_client.update_router(router['id'],
+                                          external_gateway_info={})
         self._verify_router_gateway(router['id'])
         # No gateway port expected
         list_body = self.admin_ports_client.list_ports(
@@ -257,7 +259,7 @@
         router = self._create_router(
             data_utils.rand_name('router-'),
             external_network_id=CONF.network.public_network_id)
-        self.admin_client.update_router_with_snat_gw_info(
+        self.admin_routers_client.update_router_with_snat_gw_info(
             router['id'],
             external_gateway_info={
                 'network_id': CONF.network.public_network_id,
@@ -301,9 +303,9 @@
             )
 
         test_routes.sort(key=lambda x: x['destination'])
-        extra_route = self.client.update_extra_routes(router['id'],
-                                                      routes=test_routes)
-        show_body = self.client.show_router(router['id'])
+        extra_route = self.routers_client.update_extra_routes(
+            router['id'], routes=test_routes)
+        show_body = self.routers_client.show_router(router['id'])
         # Assert the number of routes
         self.assertEqual(routes_num, len(extra_route['router']['routes']))
         self.assertEqual(routes_num, len(show_body['router']['routes']))
@@ -323,22 +325,23 @@
                              routes[i]['destination'])
             self.assertEqual(test_routes[i]['nexthop'], routes[i]['nexthop'])
 
-        self.client.delete_extra_routes(router['id'])
-        show_body_after_deletion = self.client.show_router(router['id'])
+        self.routers_client.delete_extra_routes(router['id'])
+        show_body_after_deletion = self.routers_client.show_router(
+            router['id'])
         self.assertEmpty(show_body_after_deletion['router']['routes'])
 
     def _delete_extra_routes(self, router_id):
-        self.client.delete_extra_routes(router_id)
+        self.routers_client.delete_extra_routes(router_id)
 
     @test.idempotent_id('a8902683-c788-4246-95c7-ad9c6d63a4d9')
     def test_update_router_admin_state(self):
         router = self._create_router(data_utils.rand_name('router-'))
         self.assertFalse(router['admin_state_up'])
         # Update router admin state
-        update_body = self.client.update_router(router['id'],
-                                                admin_state_up=True)
+        update_body = self.routers_client.update_router(router['id'],
+                                                        admin_state_up=True)
         self.assertTrue(update_body['router']['admin_state_up'])
-        show_body = self.client.show_router(router['id'])
+        show_body = self.routers_client.show_router(router['id'])
         self.assertTrue(show_body['router']['admin_state_up'])
 
     @test.attr(type='smoke')
@@ -385,21 +388,21 @@
     @test.idempotent_id('141297aa-3424-455d-aa8d-f2d95731e00a')
     def test_create_distributed_router(self):
         name = data_utils.rand_name('router')
-        create_body = self.admin_client.create_router(
+        create_body = self.admin_routers_client.create_router(
             name, distributed=True)
         self.addCleanup(self._delete_router,
                         create_body['router']['id'],
-                        self.admin_client)
+                        self.admin_routers_client)
         self.assertTrue(create_body['router']['distributed'])
 
     @test.idempotent_id('644d7a4a-01a1-4b68-bb8d-0c0042cb1729')
     def test_convert_centralized_router(self):
         router = self._create_router(data_utils.rand_name('router'))
         self.assertNotIn('distributed', router)
-        update_body = self.admin_client.update_router(router['id'],
-                                                      distributed=True)
+        update_body = self.admin_routers_client.update_router(router['id'],
+                                                              distributed=True)
         self.assertTrue(update_body['router']['distributed'])
-        show_body = self.admin_client.show_router(router['id'])
+        show_body = self.admin_routers_client.show_router(router['id'])
         self.assertTrue(show_body['router']['distributed'])
-        show_body = self.client.show_router(router['id'])
+        show_body = self.routers_client.show_router(router['id'])
         self.assertNotIn('distributed', show_body['router'])