[consul] add maintenance metric to Consul catalog.

Diogo Kiss · Diogo Kiss · commit dd52a7621d6f · 2018-03-16T16:05:03.000+01:00
This PR is a dependency to DataDog/integrations-core#1267.
diff --git a/checks/__init__.py b/checks/__init__.py
@@ -293,7 +293,7 @@ def get_metrics(self, expire=True):
 
 
 class AgentCheck(object):
-    OK, WARNING, CRITICAL, UNKNOWN = (0, 1, 2, 3)
+    OK, WARNING, CRITICAL, UNKNOWN, MAINTENANCE = (0, 1, 2, 3, 4)
 
     SOURCE_TYPE_NAME = None
 
