Generate and register ssl config

Change-Id: I6e6603a53c529675f50907f95fd0c438817b2399
Related-Bug: #1614596

zun/conf/__init__.py

@@ -25,6 +25,7 @@ from zun.conf import nova_client
 from zun.conf import path
 from zun.conf import scheduler
 from zun.conf import services
+from zun.conf import ssl
 from zun.conf import zun_client
 
 CONF = cfg.CONF
@@ -41,3 +42,4 @@ path.register_opts(CONF)
 scheduler.register_opts(CONF)
 services.register_opts(CONF)
 zun_client.register_opts(CONF)
+ssl.register_opts(CONF)

zun/conf/ssl.py

@@ -0,0 +1,27 @@
+#    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
+from oslo_service import sslutils
+
+
+def register_opts(conf):
+    sslutils.register_opts(conf)
+
+
+def list_opts():
+    group_name, ssl_opts = sslutils.list_opts()[0]
+    ssl_group = cfg.OptGroup(name=group_name,
+                             title='Options for the ssl')
+    return {
+        ssl_group: ssl_opts
+    }