Fixes personality support in Rackspace ASG resource

The Rackspace ASG API expects server personality to be defined
as an Array of dicts. It was being passed as a flat dict which
caused all creations of ASG resources to fail if a personality
was defined.

Change-Id: Idf0c1e8898a613f9b979312e080200dcc28cc7e9
Closes-Bug: #1322675

contrib/rackspace/rackspace/resources/auto_scale.py

@@ -282,8 +282,9 @@ class Group(resource.Resource):
             disk_config=server_args.get(
                 self.LAUNCH_CONFIG_ARGS_SERVER_DISK_CONFIG),
             metadata=server_args.get(self.GROUP_CONFIGURATION_METADATA),
-            personality=server_args.get(
-                self.LAUNCH_CONFIG_ARGS_SERVER_PERSONALITY),
+            personality=[
+                {'path': k, 'contents': v} for k, v in server_args.get(
+                    self.LAUNCH_CONFIG_ARGS_SERVER_PERSONALITY).items()],
             networks=server_args.get(self.LAUNCH_CONFIG_ARGS_SERVER_NETWORKS),
             load_balancers=lbs,
             key_name=server_args.get(self.LAUNCH_CONFIG_ARGS_SERVER_KEY_NAME),

contrib/rackspace/rackspace/tests/test_auto_scale.py

@@ -191,6 +191,8 @@ class ScalingGroupTest(HeatTestCase):
                             key_name: my-key
                             metadata:
                                 server: metadata
+                            personality:
+                                /tmp/testfile: "dGVzdCBjb250ZW50"
                             networks:
                                 - uuid: "00000000-0000-0000-0000-000000000000"
                                 - uuid: "11111111-1111-1111-1111-111111111111"
@@ -234,7 +236,9 @@ class ScalingGroupTest(HeatTestCase):
                 'name': 'My Group',
                 'networks': [{'uuid': '00000000-0000-0000-0000-000000000000'},
                              {'uuid': '11111111-1111-1111-1111-111111111111'}],
-                'personality': None,
+                'personality': [{
+                        'path': u'/tmp/testfile',
+                        'contents': u'dGVzdCBjb250ZW50'}],
                 'server_name': u'autoscaled-server'},
             self.fake_auto_scale.groups['0'].kwargs)