add show resource and list resources

Implements: blueprint vitrage-cli
Change-Id: I7b41f60321d4f3c119245e99b2c80ce4fc508f30

vitrageclient/shell.py

@@ -28,6 +28,8 @@ from keystoneauth1 import loading
 
 import client
 import noauth
+
+from v1.cli import resource
 from v1.cli import topology
 from vitrageclient import __version__
 
@@ -35,6 +37,8 @@ from vitrageclient import __version__
 class VitrageCommandManager(commandmanager.CommandManager):
     COMMANDS = {
         "topology show": topology.TopologyShow,
+        "resource show": resource.ResourceShow,
+        "resource list": resource.ResourceList,
     }
 
     def load_commands(self, namespace):

vitrageclient/v1/cli/resource.py

@@ -0,0 +1,46 @@
+# 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 cliff import show
+
+
+# noinspection PyAbstractClass
+class ResourceShow(show.ShowOne):
+    """Show a resource"""
+
+    def get_parser(self, prog_name):
+        parser = super(ResourceShow, self).get_parser(prog_name)
+        parser.add_argument("resource_id", help="ID of a resource")
+        return parser
+
+    def take_action(self, parsed_args):
+        resource_id = parsed_args.resource_id
+        resource = self.app.client.resource.get(resource_id=resource_id)
+        return self.dict2columns(resource)
+
+
+class ResourceList(lister.Lister):
+    """List resources"""
+
+    def get_parser(self, prog_name):
+        parser = super(ResourceList, self).get_parser(prog_name)
+        parser.add_argument("--type", dest='resource_type',
+                            metavar="<resource type>",
+                            help="Type of resource")
+
+        return parser
+
+    def take_action(self, parsed_args):
+        resource_type = parsed_args.resource_type
+        resources = self.app.client.resource.list(resource_type=resource_type)
+        return [], resources

vitrageclient/v1/client.py

@@ -11,6 +11,8 @@
 # under the License.
 
 from vitrageclient import client
+
+from vitrageclient.v1 import resource
 from vitrageclient.v1 import topology
 
 
@@ -20,3 +22,4 @@ class Client(object):
         self._api = client.VitrageClient(session, service_type=service_type,
                                          **kwargs)
         self.topology = topology.Topology(self._api)
+        self.resource = resource.Resource(self._api)

vitrageclient/v1/resource.py

@@ -0,0 +1,34 @@
+# 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/resources/"
+
+    def __init__(self, api):
+        self.api = api
+
+    def list(self, resource_type=None):
+        """Get a all resources
+
+        :param resource_type: the type for the resources
+        """
+        params = dict(resource_type=resource_type)
+        return self.api.get(self.url, params=params).json()
+
+    def get(self, resource_id):
+        """Get a resource
+
+        :param resource_id: the id of the resource
+        """
+        url = self.url + resource_id
+        return self.api.get(url).json()