Catch exception raised by keystoneauth1

We must support session object that comes from keystoneauth1 and
keystoneclient.

This change adds code path for keystoneauth1 when it misses.

Change-Id: I1164a0a0745605b6bc4fd1fc8fb2813c7e40fb9b

3 files changed, 11 insertions, 4 deletions

diff --git a/ceilometerclient/tests/unit/test_client.py b/ceilometerclient/tests/unit/test_client.py
index 3021699..99fa212 100644
--- a/ceilometerclient/tests/unit/test_client.py
+++ b/ceilometerclient/tests/unit/test_client.py
@@ -12,6 +12,7 @@
 
 import types
 
+from keystoneauth1 import exceptions as ka_exc
 from keystoneclient.auth.identity import v2 as v2_auth
 from keystoneclient.auth.identity import v3 as v3_auth
 from keystoneclient import exceptions as ks_exc
@@ -46,7 +47,7 @@ class ClientTest(utils.BaseTestCase):
         if not env.get('auth_plugin'):
             with mock.patch('ceilometerclient.client.AuthPlugin.'
                             'redirect_to_aodh_endpoint') as redirect_aodh:
-                redirect_aodh.side_effect = ks_exc.EndpointNotFound
+                redirect_aodh.side_effect = ka_exc.EndpointNotFound
                 return client.get_client(api_version, **env)
         else:
             env['auth_plugin'].redirect_to_aodh_endpoint.side_effect = \
diff --git a/ceilometerclient/v2/client.py b/ceilometerclient/v2/client.py
index b3272a1..0014636 100644
--- a/ceilometerclient/v2/client.py
+++ b/ceilometerclient/v2/client.py
@@ -28,7 +28,8 @@ from ceilometerclient.v2 import samples
 from ceilometerclient.v2 import statistics
 from ceilometerclient.v2 import trait_descriptions
 from ceilometerclient.v2 import traits
-from keystoneclient import exceptions
+from keystoneauth1 import exceptions as ka_exc
+from keystoneclient import exceptions as kc_exc
 
 
 class Client(object):
@@ -94,7 +95,9 @@ class Client(object):
                 kwargs["service_type"] = "alarming"
                 try:
                     return ceiloclient._construct_http_client(**kwargs), True
-                except exceptions.EndpointNotFound:
+                except ka_exc.EndpointNotFound:
+                    return self.http_client, False
+                except kc_exc.EndpointNotFound:
                     return self.http_client, False
         else:
             if aodh_endpoint:
@@ -111,6 +114,8 @@ class Client(object):
                     # the endpoint of alarm auth_plugin.
                     kwargs["auth_plugin"].redirect_to_aodh_endpoint(
                         kwargs.get('timeout'))
-                except exceptions.EndpointNotFound:
+                except ka_exc.EndpointNotFound:
+                    return self.http_client, False
+                except kc_exc.EndpointNotFound:
                     return self.http_client, False
         return ceiloclient._construct_http_client(**kwargs), True
diff --git a/requirements.txt b/requirements.txt
index 2949542..4ddf8b0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,6 +4,7 @@
 pbr>=1.6
 argparse
 iso8601>=0.1.9
+keystoneauth1>=1.0.0
 oslo.i18n>=1.5.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0
 oslo.utils!=2.6.0,>=2.4.0 # Apache-2.0