Add cinderclient

Partially implements blueprint attach-cinder-volume

Change-Id: Ia6238b5db07ffcba32332a5dd93deaa9287e0c93

savanna/utils/openstack/cinder.py

@@ -0,0 +1,47 @@
+# Copyright (c) 2013 Mirantis Inc.
+#
+# 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.
+
+import logging
+
+from cinderclient.v1 import client as cinder_client
+
+from savanna import context
+from savanna.utils.openstack import base
+
+
+def client():
+    headers = context.current().headers
+    username = headers['X-User-Name']
+    token = headers['X-Auth-Token']
+    tenant = headers['X-Tenant-Id']
+    volume_url = base.url_for(headers, 'volume')
+
+    logging.debug('cinderclient connection created using token '
+                  '"%s", tenant "%s" and url "%s"',
+                  token, tenant, volume_url)
+
+    cinder = cinder_client.Client(username, token, tenant. volume_url)
+
+    cinder.client.auth_token = token
+    cinder.client.management_url = volume_url
+    return cinder
+
+
+def get_volumes():
+    return [volume.id for volume in client().volumes.list()]
+
+
+def get_volume(volume_id):
+    return client().volumes.get(volume_id)

tools/pip-requires

@@ -7,6 +7,7 @@ netaddr
 oslo.config>=1.1.0
 paramiko>=1.8.0
 pbr>=0.5.16,<0.6
+python-cinderclient>=1.0.4,<2
 python-keystoneclient>=0.2,<0.3
 python-novaclient>=2.12.0,<3
 six