add test_roles

Change-Id: I49ad23329ad9bc2b428147a2e11743b97a12d4e1

chef/databags/openstack/openstack.json

@@ -8,6 +8,9 @@
       "os-compute-worker": "openstack nova node",
       "os-ha": "Software load balance node"
     },
+  "test_roles": {
+      "default": ["test-synclog"]
+    },
   "read_config_mapping": {
         "/dashboard_roles": "/dashboard_roles",
         "/haproxy_roles": "/haproxy_roles",
@@ -264,6 +267,12 @@
             },
           "mins": {
               "os-ha": 0
+            },
+          "default_dependencies": [],
+          "dependencies": {
+            },
+          "default_post_roles": [],
+          "post_roles": {
             }
         },
       "policy_by_host_numbers" : {