Merge pull request #2105 from hashicorp/f-update-serf

Updates serf to get health score in stats.

Godeps/Godeps.json

@@ -226,13 +226,13 @@
 		},
 		{
 			"ImportPath": "github.com/hashicorp/serf/coordinate",
-			"Comment": "v0.7.0-64-gdce30f1",
-			"Rev": "dce30f1c7806bf2d96478abb983c53af0e4c8fb2"
+			"Comment": "v0.7.0-66-g6c4672d",
+			"Rev": "6c4672d66fc6312ddde18399262943e21175d831"
 		},
 		{
 			"ImportPath": "github.com/hashicorp/serf/serf",
-			"Comment": "v0.7.0-64-gdce30f1",
-			"Rev": "dce30f1c7806bf2d96478abb983c53af0e4c8fb2"
+			"Comment": "v0.7.0-66-g6c4672d",
+			"Rev": "6c4672d66fc6312ddde18399262943e21175d831"
 		},
 		{
 			"ImportPath": "github.com/hashicorp/yamux",

vendor/github.com/hashicorp/serf/serf/serf.go

@@ -1622,6 +1622,7 @@ func (s *Serf) Stats() map[string]string {
 		"members":      toString(uint64(len(s.members))),
 		"failed":       toString(uint64(len(s.failedMembers))),
 		"left":         toString(uint64(len(s.leftMembers))),
+		"health_score": toString(uint64(s.memberlist.GetHealthScore())),
 		"member_time":  toString(uint64(s.clock.Time())),
 		"event_time":   toString(uint64(s.eventClock.Time())),
 		"query_time":   toString(uint64(s.queryClock.Time())),