bluegreen-demo.yaml

apiVersion: argoproj.io/v1alpha1
kind: Rollout
metadata:
  name: bluegreen-demo
  labels:
    app: bluegreen-demo
spec:
  replicas: 3
  revisionHistoryLimit: 1
  selector:
    matchLabels:
      app: bluegreen-demo
  template:
    metadata:
      labels:
        app: bluegreen-demo
    spec:
      containers:
      - name: bluegreen-demo
        image: gcr.io/google-samples/hello-app:1.0
        imagePullPolicy: Always
        ports:
        - name: http
          containerPort: 8080
          protocol: TCP
        resources:
          requests:
            memory: 32Mi
            cpu: 5m
          limits:
            memory: 32Mi
  strategy:
    blueGreen:
      autoPromotionEnabled: false
      activeService: bluegreen-demo-active
      previewService: bluegreen-demo-preview
---
apiVersion: v1
kind: Service
metadata:
  name: bluegreen-demo-active
  labels:
    app: bluegreen-demo
spec:
  ports:
  - port: 80
    targetPort: 8080
    protocol: TCP
    name: http
  selector:
    app: bluegreen-demo
---
apiVersion: v1
kind: Service
metadata:
  name: bluegreen-demo-preview
  labels:
    app: bluegreen-demo
spec:
  ports:
  - port: 80
    targetPort: 8080
    protocol: TCP
    name: http
  selector:
    app: bluegreen-demo