Release 2018.12.1

RELEASE_NOTES

@@ -1,3 +1,6 @@
+2018.12.1
+- 2018-12-11 TUN-1270: cloudflared panic (HA metrics missing label)
+
 2018.12.0
 - 2018-11-15 TUN-1196: Allow TLS config client CA and root CA to be constructed from multiple certificates
 - 2018-11-20 TUN-1209: TLS Config Certificates and GetCertificate can both be set

origin/tunnelsforha.go

@@ -35,11 +35,12 @@ func NewTunnelsForHA() tunnelsForHA {
 func (t *tunnelsForHA) AddTunnelID(haConn uint8, tunnelID string) {
 	t.Lock()
 	defer t.Unlock()
+	haStr := fmt.Sprintf("%v", haConn)
 	if oldTunnelID, ok := t.entries[haConn]; ok {
-		t.metrics.WithLabelValues(oldTunnelID).Dec()
+		t.metrics.WithLabelValues(oldTunnelID, haStr).Dec()
 	}
 	t.entries[haConn] = tunnelID
-	t.metrics.WithLabelValues(tunnelID, fmt.Sprintf("%v", haConn)).Inc()
+	t.metrics.WithLabelValues(tunnelID, haStr).Inc()
 }
 
 func (t *tunnelsForHA) String() string {