Merge "Implement the do_check method to check stack's status"

senlin/drivers/openstack/heat_v1.py

@@ -19,6 +19,7 @@ class HeatClient(base.DriverBase):
 
     def __init__(self, context):
         self.conn = sdk.create_connection(context)
+        self.session = self.conn.session
 
     def stack_create(self, **params):
         try:

senlin/profiles/os/heat/stack.py

@@ -197,8 +197,26 @@ class StackProfile(base.Profile):
         return True
 
     def do_check(self, obj):
-        # TODO(anyone): Use heat client to query stack status
-        return True
+        """Check stack status."""
+        hc = self.heat(obj)
+        try:
+            stack = hc.stack_get(obj.physical_id)
+        except Exception as ex:
+            raise ex
+        # When the stack is in a status which can't be checked(
+        # CREATE_IN_PROGRESS, DELETE_IN_PROGRESS, etc), return False.
+        try:
+            stack.check(hc.session)
+        except Exception:
+            return False
+
+        status = stack.status
+        while status == 'CHECK_IN_PROGRESS':
+            status = hc.stack_get(obj.physical_id).status
+        if status == 'CHECK_COMPLETE':
+            return True
+        else:
+            return False
 
     def get_template(self):
         return {}