fix group command build

plugins/modules/pacemaker_resource.py

@@ -87,7 +87,6 @@
     description:
       - Actions to associate with resource
     type: dict
-    default: {}
     suboptions:
       argument_action:
         description:
@@ -121,9 +120,15 @@
       state: create
       name: virtual-ip
       resource_type:
-        name: IPaddr2
+        resource_name: IPaddr2
       resource_option: "ip=[192.168.1.2]"
-      group: master
+      resource_arguments:
+        argument_action: group
+        argument_option:
+          - master
+      resource_operation:
+        operation_action: monitor
+        operation_option: interval=20
 '''
 
 RETURN = '''
@@ -132,10 +137,9 @@
     type: bool
     returned: always
 out:
-    description: The output of the current state of the cluster. It return a
-                 list of the nodes state.
+    description: The output of the resource state of the cluster.
     type: str
-    sample: 'out: [["  overcloud-controller-0", " Online"]]}'
+    sample: 'out: [["  Assumed agent name ocf:heartbeat:IPaddr2 (deduced from IPaddr2)"]]}'
     returned: always
 rc:
     description: exit code of the module
@@ -191,7 +195,9 @@ def create_cluster_resource(module, resource_name,
         for m in resource_meta:
             cmd += "meta %s " % m
 
-    if resource_arguments:
+    if resource_arguments is not None:
+        if resource_arguments.get('argument_action') == "group":
+            cmd += "--"
         cmd += "%s " % resource_arguments.get('argument_action')
         for option_argument in resource_arguments.get('argument_option'):
             cmd += "%s " % option_argument
@@ -225,7 +231,7 @@ def main():
             operation_option=dict(type='str', default=None),
         )),
         resource_meta=dict(type='list', elements='str', default=None),
-        resource_arguments=dict(type='dict', default=dict(), options=dict(
+        resource_arguments=dict(type='dict', default=None, options=dict(
             argument_action=dict(type='str', default=None, choices=['clone', 'master', 'group']),
             argument_option=dict(type='list', elements='str', default=None),
         )),