Merge pull request #1890 from my-git9/livs

Add livenes for karmada-scheduler

artifacts/deploy/karmada-scheduler.yaml

@@ -23,6 +23,15 @@ spec:
         - name: karmada-scheduler
           image: swr.ap-southeast-1.myhuaweicloud.com/karmada/karmada-scheduler:latest
           imagePullPolicy: IfNotPresent
+          livenessProbe:
+            httpGet:
+              path: /healthz
+              port: 10351
+              scheme: HTTP
+            failureThreshold: 3
+            initialDelaySeconds: 15
+            periodSeconds: 15
+            timeoutSeconds: 5
           command:
             - /bin/karmada-scheduler
             - --kubeconfig=/etc/kubeconfig

charts/templates/karmada_scheduler.yaml

@@ -60,6 +60,15 @@ spec:
             - --bind-address=0.0.0.0
             - --secure-port=10351
             - --feature-gates=Failover=true
+          livenessProbe:
+            httpGet:
+              path: /healthz
+              port: 10351
+              scheme: HTTP
+            failureThreshold: 3
+            initialDelaySeconds: 15
+            periodSeconds: 15
+            timeoutSeconds: 5
           volumeMounts:
           {{- include "karmada.kubeconfig.volumeMount" . | nindent 12 }}
           resources:

pkg/karmadactl/cmdinit/kubernetes/deployments.go

@@ -360,6 +360,23 @@ func (i *CommandInitOption) makeKarmadaSchedulerDeployment() *appsv1.Deployment
 		},
 	}
 
+	// Probes
+	livenesProbe := &corev1.Probe{
+		ProbeHandler: corev1.ProbeHandler{
+			HTTPGet: &corev1.HTTPGetAction{
+				Path: "/healthz",
+				Port: intstr.IntOrString{
+					IntVal: 10351,
+				},
+				Scheme: corev1.URISchemeHTTP,
+			},
+		},
+		InitialDelaySeconds: 15,
+		FailureThreshold:    3,
+		PeriodSeconds:       15,
+		TimeoutSeconds:      5,
+	}
+
 	podSpec := corev1.PodSpec{
 		Affinity: &corev1.Affinity{
 			PodAntiAffinity: &corev1.PodAntiAffinity{
@@ -394,6 +411,7 @@ func (i *CommandInitOption) makeKarmadaSchedulerDeployment() *appsv1.Deployment
 					fmt.Sprintf("--leader-elect-resource-namespace=%s", i.Namespace),
 					"--v=4",
 				},
+				LivenessProbe: livenesProbe,
 				VolumeMounts: []corev1.VolumeMount{
 					{
 						Name:      kubeConfigSecretAndMountName,