Start standalone.conf

This is the start of a standalone.conf for use with the all in one
installer.

Change-Id: I656f4c1f7094b9a5981c1f15ff1c119693cd17c8
Related-Blueprint: all-in-one

.gitignore

@@ -53,3 +53,6 @@ ChangeLog
 
 # Files created by releasenotes build
 releasenotes/build
+
+# generated config samples
+*.conf.sample

config-generator/standalone.conf

@@ -0,0 +1,3 @@
+[DEFAULT]
+output_file = standalone.conf.sample
+namespace = standalone_config

setup.cfg

@@ -100,3 +100,4 @@ openstack.tripleoclient.v1 =
     undercloud_backup = tripleoclient.v1.undercloud_backup:BackupUndercloud
 oslo.config.opts =
     undercloud_config  = tripleoclient.v1.undercloud_config:list_opts
+    standalone_config  = tripleoclient.config.standalone:list_opts

tox.ini

@@ -60,7 +60,9 @@ exclude=.venv,.git,.tox,dist,doc,*openstack/common*,*lib/python*,*egg,build,rele
 [testenv:genconfig]
 setenv =
    HOME={env:HOME:/home/stack}
-commands = oslo-config-generator --config-file config-generator/undercloud.conf
+commands =
+   oslo-config-generator --config-file config-generator/undercloud.conf
+   oslo-config-generator --config-file config-generator/standalone.conf
 
 [testenv:releasenotes]
 deps =

tripleoclient/config/standalone.py

@@ -13,6 +13,8 @@
 #   under the License.
 #
 
+import copy
+
 from osc_lib.i18n import _
 from oslo_config import cfg
 from tripleoclient.config.base import BaseConfig
@@ -189,3 +191,8 @@ class StandaloneConfig(BaseConfig):
     def get_opts(self):
         return self.sort_opts(self.get_base_opts() +
                               self.get_enable_service_opts())
+
+
+# this is needed for the oslo config generator
+def list_opts():
+    return [(None, copy.deepcopy(StandaloneConfig().get_opts()))]