Use auth_token from keystonemiddleware

auth_token middleware in python-keystoneclient is deprecated and has
been moved to the keystonemiddleware repo.

Change-Id: I42ee04171e98518f8728af4996e687b8a46cd27c
Closes-Bug: #1342274

etc/sahara/sahara.conf.sample

@@ -582,7 +582,7 @@
 [keystone_authtoken]
 
 #
-# Options defined in keystoneclient.middleware.auth_token
+# Options defined in keystonemiddleware.auth_token
 #
 
 # Prefix to prepend at the beginning of the path. Deprecated,

requirements.txt

@@ -4,6 +4,7 @@ eventlet>=0.13.0
 Flask>=0.10,<1.0
 iso8601>=0.1.9
 jsonschema>=2.0.0,<3.0.0
+keystonemiddleware>=1.0.0
 lockfile>=0.8
 oslo.config>=1.4.0.0a3
 oslo.db>=0.4.0  # Apache-2.0

sahara/api/acl.py

@@ -13,7 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from keystoneclient.middleware import auth_token
+from keystonemiddleware import auth_token
 from oslo.config import cfg
 
 from sahara.openstack.common import log
@@ -27,16 +27,6 @@ AUTH_OPT_GROUP_NAME = 'keystone_authtoken'
 AUTH_URI = None
 
 
-def register_auth_opts(conf):
-    """Register keystoneclient auth_token middleware options."""
-
-    conf.register_opts(auth_token.opts, group=AUTH_OPT_GROUP_NAME)
-    auth_token.CONF = conf
-
-
-register_auth_opts(CONF)
-
-
 def wrap(app, conf):
     """Wrap wsgi application with ACL check."""
 
@@ -45,6 +35,6 @@ def wrap(app, conf):
 
     # store auth uri in global var to be able to use it in runtime
     global AUTH_URI
-    AUTH_URI = auth_protocol.auth_uri
+    AUTH_URI = auth_protocol._identity_server.auth_uri
 
     return auth_protocol

tools/config/oslo.config.generator.rc

@@ -1,2 +1,2 @@
-export SAHARA_CONFIG_GENERATOR_EXTRA_MODULES="keystoneclient.middleware.auth_token"
+export SAHARA_CONFIG_GENERATOR_EXTRA_MODULES="keystonemiddleware.auth_token"
 export SAHARA_CONFIG_GENERATOR_EXTRA_LIBRARIES="oslo.db oslo.messaging"