Add broker ingress readiness prober

pkg/reconciler/brokercell/resources/deployments.go

@@ -35,6 +35,19 @@ func MakeIngressDeployment(args IngressArgs) *appsv1.Deployment {
 	// Decorate the container template with ingress port.
 	container.Env = append(container.Env, corev1.EnvVar{Name: "PORT", Value: strconv.Itoa(args.Port)})
 	container.Ports = append(container.Ports, corev1.ContainerPort{Name: "http", ContainerPort: int32(args.Port)})
+	container.ReadinessProbe = &corev1.Probe{
+		Handler: corev1.Handler{
+			HTTPGet: &corev1.HTTPGetAction{
+				Path:   "/healthz",
+				Port:   intstr.FromInt(args.Port),
+				Scheme: corev1.URISchemeHTTP,
+			},
+		},
+		FailureThreshold: 3,
+		PeriodSeconds:    2,
+		SuccessThreshold: 1,
+		TimeoutSeconds:   5,
+	}
 	container.LivenessProbe = &corev1.Probe{
 		Handler: corev1.Handler{
 			HTTPGet: &corev1.HTTPGetAction{

pkg/reconciler/brokercell/testingdata/ingress_deployment.yaml

@@ -50,6 +50,15 @@ spec:
           periodSeconds: 2
           successThreshold: 1
           timeoutSeconds: 5
+        readinessProbe:
+          failureThreshold: 3
+          httpGet:
+            path: /healthz
+            port: 8080
+            scheme: HTTP
+          periodSeconds: 2
+          successThreshold: 1
+          timeoutSeconds: 5
         env:
         - name: GOOGLE_APPLICATION_CREDENTIALS
           value: /var/secrets/google/key.json        

pkg/reconciler/brokercell/testingdata/ingress_deployment_with_status.yaml

@@ -51,6 +51,15 @@ spec:
           periodSeconds: 2
           successThreshold: 1
           timeoutSeconds: 5
+        readinessProbe:
+          failureThreshold: 3
+          httpGet:
+            path: /healthz
+            port: 8080
+            scheme: HTTP
+          periodSeconds: 2
+          successThreshold: 1
+          timeoutSeconds: 5
         env:
         - name: GOOGLE_APPLICATION_CREDENTIALS
           value: /var/secrets/google/key.json