Added support for a new reconfigure command

The reconfigure command should be used rather than stopping
and restarting services after configuration changes are made.

Change-Id: I519a9941ab89e65c47ea988ef56455362493bbaa
Jira-Issue: None

kollacli/commands/reconfigure.py

@@ -0,0 +1,52 @@
+# Copyright(c) 2016, Oracle and/or its affiliates.  All Rights Reserved.
+#
+#    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
+import traceback
+
+from cliff.command import Command
+
+import kollacli.i18n as u
+
+from kollacli.api.client import ClientApi
+from kollacli.commands.exceptions import CommandError
+
+
+CLIENT = ClientApi()
+
+LOG = logging.getLogger(__name__)
+
+
+class Reconfigure(Command):
+    """Reconfigure."""
+    def get_parser(self, prog_name):
+        parser = super(Reconfigure, self).get_parser(prog_name)
+        return parser
+
+    def take_action(self, parsed_args):
+        try:
+            verbose_level = self.app.options.verbose_level
+            job = CLIENT.async_reconfigure(verbose_level)
+            status = job.wait()
+            if verbose_level > 2:
+                LOG.info('\n\n' + 80 * '=')
+                LOG.info(u._('DEBUG command output:\n{out}')
+                         .format(out=job.get_console_output()))
+            if status == 0:
+                LOG.info(u._('Success'))
+            else:
+                raise CommandError(u._('Job failed:\n{msg}')
+                                   .format(msg=job.get_error_message()))
+
+        except Exception:
+            raise Exception(traceback.format_exc())

setup.cfg

@@ -54,6 +54,7 @@ kolla.cli =
     property_clear = kollacli.commands.property:PropertyClear
     property_list = kollacli.commands.property:PropertyList
     property_set = kollacli.commands.property:PropertySet
+    reconfigure = kollacli.commands.reconfigure:Reconfigure
     service_addgroup = kollacli.commands.service:ServiceAddGroup
     service_list = kollacli.commands.service:ServiceList
     service_listgroups = kollacli.commands.service:ServiceListGroups