made masterelection slightly more verbose

masterelection/masterelection.go

@@ -12,6 +12,16 @@ const (
 	STATE_MASTER
 )
 
+func stateToString(state int) string {
+	switch state {
+	case STATE_SLAVE:
+		return "slave"
+	case STATE_MASTER:
+		return "master"
+	}
+	return ""
+}
+
 type MasterElection struct {
 	client *etcd.Client
 	stop chan bool
@@ -49,6 +59,7 @@ func (m *MasterElection) setState(state int) {
 	if m.State == state {
 		return
 	}
+	log.Printf("masterelection: status=%s", stateToString(state))
 	if m.StateChange != nil {
 		m.StateChange <- state
 	}