check running

jadbin · Jan 2, 2018 · 5fb0198 · 5fb0198
1 parent 3b026a7
commit 5fb0198
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/xpaw/cluster.py b/xpaw/cluster.py
@@ -60,6 +60,8 @@ def __init__(self, proj_dir=None, config=None):
         self._is_running = False
 
     def start(self):
+        if self._is_running:
+            return
         asyncio.ensure_future(self.event_bus.send(events.cluster_start), loop=self.loop)
         self._supervisor_future = asyncio.ensure_future(self._supervisor(), loop=self.loop)
         self._start_future = asyncio.ensure_future(self._push_start_requests(), loop=self.loop)