registry: try adding Indom instead of panicing when it is absent

performancecopilot · 7b8524cbf3d6a0b7e818f7ca1added5ce209afd3 · suyash committed Aug 10, 2016 · Aug 10, 2016 · 7b8524c
1 parent 07df091
commit 7b8524cbf3d6a0b7e818f7ca1added5ce209afd3
Unified Split

Showing with 4 additions and 1 deletion.

+4 −1 registry.go
diff --git a/registry.go b/registry.go
@@ -213,7 +213,10 @@ func (r *PCPRegistry) AddMetric(m Metric) error {
 
 	// if it is an indom metric
 	if pcpm.Indom() != nil && !r.HasInstanceDomain(pcpm.Indom().Name()) {
-		return errors.New("the metric's instance domain is not defined for current registry")
+		err := r.AddInstanceDomain(pcpm.Indom())
+		if err != nil {
+			return err
+		}
 	}
 
 	r.metricslock.Lock()