jenkins-staefullset.yml

apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: jenkins-standalone-statefulset
spec:
  serviceName: "jenkins-service"
  selector:
    matchLabels:
      app: jenkins-master
  replicas: 2
  template:
    metadata:
      labels:
        app: jenkins-master
    spec:
      securityContext:
        fsGroup: 1000 
        runAsUser: 1000
      serviceAccountName: jenkins-service-account
      containers:
      - name: jenkins-master
        image: jenkins/jenkins:lts
        volumeMounts:
        - mountPath: "/var/jenkins_home"
          name: jenkins-home
          subPath: jenkins_home
        livenessProbe:
          httpGet:
            path: /login
            port: 8080
          initialDelaySeconds: 60
          periodSeconds: 30
        readinessProbe:
          httpGet:
            path: /login
            port: 8080
          initialDelaySeconds: 30
          periodSeconds: 15
      volumes:
        - name: jenkins-home
          persistentVolumeClaim:
              claimName: jenkins-home
---
apiVersion: autoscaling/v1
kind: HorizontalPodAutoscaler
metadata:
  name: jenkins-hpa
spec:
  scaleTargetRef:
    apiVersion: apps/v1
    kind: StatefulSet
    name: jenkins-standalone-statefulset
  minReplicas: 2
  maxReplicas: 3
  targetCPUUtilizationPercentage: 80