Stop sending notifications for router update/delete

The NSX plugins do not have agents. No need to send notifications.
A more elegnat way would be to have this in Neutron. That can be
done as a parallel effort.

Change-Id: I97bd7ab2e9fe4b34724fb30fd5ac812fc71e1808

vmware_nsx/common/l3_rpc_agent_api.py

@@ -0,0 +1,48 @@
+# Copyright (c) 2013 OpenStack Foundation.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+class L3NotifyAPI(object):
+    """Dummy driver for L3 notifcations - no need - no L3 agenets."""
+
+    # We need this driver as this code is invoked from the L3 mixin code.
+
+    def agent_updated(self, context, admin_state_up, host):
+        pass
+
+    def router_deleted(self, context, router_id):
+        pass
+
+    def routers_updated(self, context, router_ids, operation=None, data=None,
+                        shuffle_agents=False, schedule_routers=True):
+        pass
+
+    def add_arp_entry(self, context, router_id, arp_table, operation=None):
+        pass
+
+    def del_arp_entry(self, context, router_id, arp_table, operation=None):
+        pass
+
+    def delete_fipnamespace_for_ext_net(self, context, ext_net_id):
+        pass
+
+    def router_removed_from_agent(self, context, router_id, host):
+        pass
+
+    def router_added_to_agent(self, context, router_ids, host):
+        pass
+
+    def routers_updated_on_host(self, context, router_ids, host):
+        pass

vmware_nsx/plugins/nsx_v/plugin.py

@@ -85,6 +85,7 @@ import vmware_nsx
 from vmware_nsx._i18n import _, _LE, _LI, _LW
 from vmware_nsx.common import config  # noqa
 from vmware_nsx.common import exceptions as nsx_exc
+from vmware_nsx.common import l3_rpc_agent_api
 from vmware_nsx.common import locking
 from vmware_nsx.common import managers as nsx_managers
 from vmware_nsx.common import nsx_constants
@@ -190,6 +191,8 @@ class NsxVPluginV2(addr_pair_db.AllowedAddressPairsMixin,
     def __init__(self):
         self._extension_manager = nsx_managers.ExtensionManager()
         super(NsxVPluginV2, self).__init__()
+        # Bind the dummy L3 notifications
+        self.l3_rpc_notifier = l3_rpc_agent_api.L3NotifyAPI()
         self.init_is_complete = False
         registry.subscribe(self.init_complete,
                            resources.PROCESS,

vmware_nsx/plugins/nsx_v3/plugin.py

@@ -79,6 +79,7 @@ from vmware_nsx._i18n import _, _LE, _LI, _LW
 from vmware_nsx.api_replay import utils as api_replay_utils
 from vmware_nsx.common import config  # noqa
 from vmware_nsx.common import exceptions as nsx_exc
+from vmware_nsx.common import l3_rpc_agent_api
 from vmware_nsx.common import locking
 from vmware_nsx.common import managers
 from vmware_nsx.common import utils
@@ -172,6 +173,8 @@ class NsxV3Plugin(agentschedulers_db.AZDhcpAgentSchedulerDbMixin,
     def __init__(self):
         self._extension_manager = managers.ExtensionManager()
         super(NsxV3Plugin, self).__init__()
+        # Bind the dummy L3 notifications
+        self.l3_rpc_notifier = l3_rpc_agent_api.L3NotifyAPI()
         LOG.info(_LI("Starting NsxV3Plugin"))
         self._extension_manager.initialize()
         self.supported_extension_aliases.extend(