Add service.instance.id with Pod name

Author: janario

pkg/instrumentation/sdk.go

@@ -445,7 +445,8 @@ func (i *sdkInjector) createResourceMap(ctx context.Context, otelinst v1alpha1.I
 	k8sResources[semconv.K8SPodNameKey] = pod.Name
 	k8sResources[semconv.K8SPodUIDKey] = string(pod.UID)
 	k8sResources[semconv.K8SNodeNameKey] = pod.Spec.NodeName
-	k8sResources[semconv.ServiceInstanceIDKey] = createServiceInstanceId(ns.Name, pod.Name, pod.Spec.Containers[index].Name)
+	k8sResources[semconv.ServiceNameKey] = fmt.Sprintf("$(%s)", constants.EnvOTELServiceName)
+	k8sResources[semconv.ServiceInstanceIDKey] = createServiceInstanceId(ns.Name, fmt.Sprintf("$(%s)", constants.EnvPodName), pod.Spec.Containers[index].Name)
 	i.addParentResourceLabels(ctx, otelinst.Spec.Resource.AddK8sUIDAttributes, ns, pod.ObjectMeta, k8sResources)
 	for k, v := range k8sResources {
 		if !existingRes[string(k)] && v != "" {