add alarms api

Change-Id: Ib1e9f13c5fd370ede384a02d93f9dc9e719ad5c3

vitrageclient/common/utils.py

@@ -25,3 +25,8 @@ def args_to_dict(args, attrs):
     return {(attr, value)
             for attr, value in [(attr, getattr(args, attr)) for attr in attrs]
             if value is not None}
+
+
+def list2cols(cols, objs):
+    return cols, [tuple([o[k] for k in cols])
+                  for o in objs]

vitrageclient/shell.py

@@ -29,6 +29,7 @@ from keystoneauth1 import loading
 import client
 import noauth
 
+from v1.cli import alarms
 from v1.cli import resource
 from v1.cli import topology
 from vitrageclient import __version__
@@ -39,6 +40,7 @@ class VitrageCommandManager(commandmanager.CommandManager):
         "topology show": topology.TopologyShow,
         "resource show": resource.ResourceShow,
         "resource list": resource.ResourceList,
+        "alarms list": alarms.AlarmsList,
     }
 
     def load_commands(self, namespace):

vitrageclient/v1/alarms.py

@@ -0,0 +1,26 @@
+# 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 Resource(object):
+    url = "v1/alarms/"
+
+    def __init__(self, api):
+        self.api = api
+
+    def list(self, entity_id):
+        """Get a all alarms on entity
+
+        :param entity_id: the id for the entity
+        """
+        params = dict(entity_id=entity_id)
+        return self.api.get(self.url, params=params).json()

vitrageclient/v1/cli/alarms.py

@@ -0,0 +1,30 @@
+# 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.
+
+from cliff import lister
+
+from vitrageclient.common import utils
+
+
+class AlarmsList(lister.Lister):
+    """List alarms on entity"""
+
+    def get_parser(self, prog_name):
+        parser = super(AlarmsList, self).get_parser(prog_name)
+        parser.add_argument("id", metavar="<entity id>", help="The entity id")
+
+        return parser
+
+    def take_action(self, parsed_args):
+        entity_id = parsed_args.id
+        alarms = self.app.client.alarms.list(entity_id=entity_id)
+        return utils.list2cols([], alarms)