add internal delete notification for endpoint

I think endpoint is not an important resource which other projects would
pay close attention to. So I think an internal notification is enough.

Change-Id: Ie42f2c867ea70fd41583151da0be19b9db682dad
Closes-Bug: #1337763

keystone/catalog/core.py

@@ -25,6 +25,7 @@ from keystone.common import manager
 from keystone import config
 from keystone import exception
 from keystone.i18n import _
+from keystone import notifications
 from keystone.openstack.common import log
 
 
@@ -66,6 +67,7 @@ class Manager(manager.Manager):
     dynamically calls the backend.
 
     """
+    _ENDPOINT = 'endpoint'
 
     def __init__(self):
         super(Manager, self).__init__(CONF.catalog.driver)
@@ -129,6 +131,7 @@ class Manager(manager.Manager):
             service_id = endpoint_ref.get('service_id')
             raise exception.ServiceNotFound(service_id=service_id)
 
+    @notifications.deleted(_ENDPOINT, public=False)
     def delete_endpoint(self, endpoint_id):
         try:
             return self.driver.delete_endpoint(endpoint_id)

keystone/tests/test_notifications.py

@@ -308,6 +308,13 @@ class NotificationsForEntities(test_v3.RestfulTestCase):
         self.assignment_api.delete_domain(domain_ref['id'])
         self._assertLastNotify(domain_ref['id'], DELETED_OPERATION, 'domain')
 
+    def test_delete_endpoint(self):
+        endpoint_ref = self.new_endpoint_ref(service_id=self.service_id)
+        self.catalog_api.create_endpoint(endpoint_ref['id'], endpoint_ref)
+        self.catalog_api.delete_endpoint(endpoint_ref['id'])
+        self._assertNotifySent(endpoint_ref['id'], DELETED_OPERATION,
+                               'endpoint', public=False)
+
     def test_disable_domain(self):
         domain_ref = self.new_domain_ref()
         self.assignment_api.create_domain(domain_ref['id'], domain_ref)