fails cleanly if root node is unavailable

Jeff Kramer · Jeff Kramer · commit e23009b02f16 · 2015-07-17T10:12:55.000-05:00
diff --git a/elasticsearch/python_modules/elasticsearch.py b/elasticsearch/python_modules/elasticsearch.py
@@ -187,7 +187,10 @@ def metric_init(params):
 
     host = params.get('host', 'http://localhost:9200/')
 
-    result = json.load(urllib.urlopen(host))
+    try:
+        result = json.load(urllib.urlopen(host))
+    except (ValueError, IOError):
+        result = {}
 
     host_version = result.get('version',{}).get('number') or "1.2"
     version = params.get('version', host_version)
