Implemented applier config module

Implemented applier config module

Partially Implements: blueprint centralise-config-opts

Change-Id: I237596b06dc3bee318414346cfa58ae4cb81079b

watcher/applier/manager.py

@@ -1,5 +1,6 @@
 # -*- encoding: utf-8 -*-
 # Copyright (c) 2015 b<>com
+# Copyright (c) 2016 Intel Corp
 #
 # Authors: Jean-Emile DARTOIS <jean-emile.dartois@b-com.com>
 #
@@ -17,41 +18,12 @@
 # limitations under the License.
 #
 
-from oslo_config import cfg
-
 from watcher.applier.messaging import trigger
 from watcher.common import service_manager
 
-CONF = cfg.CONF
+from watcher import conf
 
-
-# Register options
-APPLIER_MANAGER_OPTS = [
-    cfg.IntOpt('workers',
-               default='1',
-               min=1,
-               required=True,
-               help='Number of workers for applier, default value is 1.'),
-    cfg.StrOpt('conductor_topic',
-               default='watcher.applier.control',
-               help='The topic name used for'
-                    'control events, this topic '
-                    'used for rpc call '),
-    cfg.StrOpt('publisher_id',
-               default='watcher.applier.api',
-               help='The identifier used by watcher '
-                    'module on the message broker'),
-    cfg.StrOpt('workflow_engine',
-               default='taskflow',
-               required=True,
-               help='Select the engine to use to execute the workflow')
-]
-
-opt_group = cfg.OptGroup(name='watcher_applier',
-                         title='Options for the Applier messaging'
-                               'core')
-CONF.register_group(opt_group)
-CONF.register_opts(APPLIER_MANAGER_OPTS, opt_group)
+CONF = conf.CONF
 
 
 class ApplierManager(service_manager.ServiceManager):

watcher/applier/rpcapi.py

@@ -1,5 +1,6 @@
 # -*- encoding: utf-8 -*-
 # Copyright (c) 2015 b<>com
+# Copyright (c) 2016 Intel Corp
 #
 # Authors: Jean-Emile DARTOIS <jean-emile.dartois@b-com.com>
 #
@@ -16,18 +17,14 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from oslo_config import cfg
-
-from watcher.applier import manager
 from watcher.common import exception
 from watcher.common import service
 from watcher.common import service_manager
 from watcher.common import utils
 
+from watcher import conf
 
-CONF = cfg.CONF
-CONF.register_group(manager.opt_group)
-CONF.register_opts(manager.APPLIER_MANAGER_OPTS, manager.opt_group)
+CONF = conf.CONF
 
 
 class ApplierAPI(service.Service):

watcher/conf/__init__.py

@@ -20,6 +20,7 @@
 from oslo_config import cfg
 
 from watcher.conf import api
+from watcher.conf import applier
 from watcher.conf import db
 from watcher.conf import exception
 from watcher.conf import paths
@@ -36,3 +37,4 @@ paths.register_opts(CONF)
 exception.register_opts(CONF)
 db.register_opts(CONF)
 planner.register_opts(CONF)
+applier.register_opts(CONF)

watcher/conf/_opts.py

@@ -18,9 +18,9 @@
 
 from keystoneauth1 import loading as ka_loading
 
-from watcher.applier import manager as applier_manager
 from watcher.common import clients
 from watcher.conf import api as conf_api
+from watcher.conf import applier as conf_applier
 from watcher.conf import db
 from watcher.conf import exception
 from watcher.conf import paths
@@ -43,8 +43,8 @@ def list_opts():
         ('watcher_decision_engine',
          (decision_engine_manager.WATCHER_DECISION_ENGINE_OPTS +
           continuous.WATCHER_CONTINUOUS_OPTS)),
-        ('watcher_applier', applier_manager.APPLIER_MANAGER_OPTS),
         ('watcher_planner', conf_planner.WATCHER_PLANNER_OPTS),
+        ('watcher_applier', conf_applier.APPLIER_MANAGER_OPTS),
         ('nova_client', clients.NOVA_CLIENT_OPTS),
         ('glance_client', clients.GLANCE_CLIENT_OPTS),
         ('cinder_client', clients.CINDER_CLIENT_OPTS),

watcher/conf/applier.py

@@ -0,0 +1,53 @@
+# -*- encoding: utf-8 -*-
+# Copyright (c) 2016 Intel Corp
+#
+# Authors: Prudhvi Rao Shedimbi <prudhvi.rao.shedimbi@intel.com>
+#
+# 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 oslo_config import cfg
+
+watcher_applier = cfg.OptGroup(name='watcher_applier',
+                               title='Options for the Applier messaging'
+                               'core')
+
+APPLIER_MANAGER_OPTS = [
+    cfg.IntOpt('workers',
+               default='1',
+               min=1,
+               required=True,
+               help='Number of workers for applier, default value is 1.'),
+    cfg.StrOpt('conductor_topic',
+               default='watcher.applier.control',
+               help='The topic name used for'
+                    'control events, this topic '
+                    'used for rpc call '),
+    cfg.StrOpt('publisher_id',
+               default='watcher.applier.api',
+               help='The identifier used by watcher '
+                    'module on the message broker'),
+    cfg.StrOpt('workflow_engine',
+               default='taskflow',
+               required=True,
+               help='Select the engine to use to execute the workflow')
+]
+
+
+def register_opts(conf):
+    conf.register_group(watcher_applier)
+    conf.register_opts(APPLIER_MANAGER_OPTS, group=watcher_applier)
+
+
+def list_opts():
+    return [('watcher_applier', APPLIER_MANAGER_OPTS)]