Add "server start" command to osc.

There is no start command in osc. Add it.

Change-Id: Ic50f83413ab17c53396065aabb3f5a1506b52959
Implements: blueprint cmd-with-multi-servers

Author: tang-chen

doc/source/command-objects/server.rst

@@ -595,6 +595,21 @@ Ssh to server
 
     Server (name or ID)
 
+server start
+------------
+
+Start server(s)
+
+.. program:: server start
+.. code:: bash
+
+    os server start
+        <server> [<server> ...]
+
+.. describe:: <server>
+
+    Server(s) to start (name or ID)
+
 server suspend
 --------------
 

doc/source/commands.rst

@@ -183,6 +183,7 @@ Those actions with an opposite action are noted in parens if applicable.
 * ``save`` - download an object locally
 * ``set`` (``unset``) - set a property on the object, formerly called metadata
 * ``show`` - display detailed information about the specific object
+* ``start`` - start one or more servers
 * ``suspend`` (``resume``) - stop a server and save to disk freeing memory
 * ``unlock`` (``lock``) - unlock a server
 * ``unpause`` (``pause``) - return a paused server to running state

openstackclient/compute/v2/server.py

@@ -1483,6 +1483,31 @@ def take_action(self, parsed_args):
         os.system(cmd % (login, ip_address))
 
 
+class StartServer(command.Command):
+    """Start server(s)."""
+
+    log = logging.getLogger(__name__ + '.StartServer')
+
+    def get_parser(self, prog_name):
+        parser = super(StartServer, self).get_parser(prog_name)
+        parser.add_argument(
+            'server',
+            metavar='<server>',
+            nargs="+",
+            help=_('Server(s) to start (name or ID)'),
+        )
+        return parser
+
+    @utils.log_method(log)
+    def take_action(self, parsed_args):
+        compute_client = self.app.client_manager.compute
+        for server in parsed_args.server:
+            utils.find_resource(
+                compute_client.servers,
+                server,
+            ).start()
+
+
 class SuspendServer(command.Command):
     """Suspend server"""
 

setup.cfg

@@ -133,6 +133,7 @@ openstack.compute.v2 =
     server_set = openstackclient.compute.v2.server:SetServer
     server_show = openstackclient.compute.v2.server:ShowServer
     server_ssh = openstackclient.compute.v2.server:SshServer
+    server_start = openstackclient.compute.v2.server:StartServer
     server_suspend = openstackclient.compute.v2.server:SuspendServer
     server_unlock = openstackclient.compute.v2.server:UnlockServer
     server_unpause = openstackclient.compute.v2.server:UnpauseServer