A Simple Kubernetes Template

deploy.yml

apiVersion: apps/v1beta1
kind: Deployment
metadata:
  name: <SERVICE_NAME>-<IMAGE_VERSION>
  namespace: <NAMESPACE>
  labels:
    app: "<SERVICE_NAME>"
    version: "<IMAGE_VERSION>"
spec:
  replicas: 1
  template:
    metadata:
      labels:
        app: "<SERVICE_NAME>"
        version: "<IMAGE_VERSION>"
    spec:
      securityContext:
        fsGroup: 99
      containers:
      - name: <SERVICE_NAME>
        image: <DOCKER_REPO>/<ENVIRONMENT>/<IMAGE_NAME>:<IMAGE_VERSION>
        imagePullPolicy: Always
        env:
        - name: "TZ"
          value: "Europe/Istanbul"
        - name: "SPRING_PROFILES_ACTIVE"
          value: "<PROFILES>"
        - name : "JAVA_OPTS"
          value: "-XX:+UseContainerSupport -XX:MaxMetaspaceSize=100m -Djava.awt.headless=true"
        - name:  "JAVA_TOOL_OPTIONS"
          value: "-XX:+UseContainerSupport -XX:MaxMetaspaceSize=100m -Djava.awt.headless=true"
        resources:
          limits:
            cpu: "1000m"
            memory: "1Gi"
          requests:
            cpu: "500m"
            memory: "512Mi"
        ports:
        - containerPort: 8080
        - containerPort: 8081
        readinessProbe:
          initialDelaySeconds: 60
          periodSeconds: 2
          failureThreshold: 200
          httpGet:
            path: /management/actuator/health
            port: 8081
        livenessProbe:
          initialDelaySeconds: 60
          periodSeconds: 10
          failureThreshold: 40
          httpGet:
            path: /management/actuator/health
            port: 8081
---
apiVersion: autoscaling/v1
kind: HorizontalPodAutoscaler
metadata:
  annotations:
  name: <SERVICE_NAME>-<IMAGE_VERSION>
  namespace: <NAMESPACE>
  labels:
    app: "<SERVICE_NAME>"
    version: "<IMAGE_VERSION>"
spec:
  maxReplicas: 1
  minReplicas: 1
  scaleTargetRef:
    apiVersion: extensions/v1
    kind: Deployment
    name: <SERVICE_NAME>-<IMAGE_VERSION>
  targetCPUUtilizationPercentage: 50
---
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: <SERVICE_NAME>
  namespace: <NAMESPACE>
  annotations:
    nginx.ingress.kubernetes.io/rewrite-target: /$1
    nginx.ingress.kubernetes.io/ssl-redirect: "false"
spec:
  rules:
  - http:
      paths:
      - path: /<LISTEN_PATH>/?(.*)
        backend:
          serviceName: <SERVICE_NAME>
          servicePort: 8080
---
apiVersion: v1
kind: Service
metadata:
  name: <SERVICE_NAME>
  namespace: <NAMESPACE>
  labels:
    app: "<SERVICE_NAME>"
spec:
  ports:
  - port: 8080
    targetPort: 8080
    protocol: TCP
    name: http
  selector:
    app: "<SERVICE_NAME>"
    version: "<IMAGE_VERSION>"