argocd-canary-rollout.yml

# argocd-canary-rollout.yml
apiVersion: argoproj.io/v1alpha1
kind: Rollout 
# 이 아래 내용은 기존 Deployment와 동일하게 작성
metadata:
  name: demo-scg-rollout
  namespace: gateway
spec:
  minReadySeconds: 30
  revisionHistoryLimit: 3
  replicas: 2
  selector:
    matchLabels:
      app: demo-scg
  template:
    metadata:
      labels:
        app: demo-scg
    spec:
      containers:
      - name: demo-scg
        image: jei0486/demo-scg
        imagePullPolicy: Always
        ports:
        - name: http
          containerPort: 8080
        env:
          - name: 'spring.application.name'
            value: 'demo-scg'
          - name: 'spring.profiles.active'
            value: 'dev'
          - name: "KUBERNETES_NAMESPACE"
            valueFrom:
              fieldRef:
                fieldPath: "metadata.namespace"

# 이 위의 내용은 기존 Deployment와 동일하게 작성
  strategy:
    canary: 
      steps:               
      - setWeight: 25   
      - pause: {}
# - pause: { duration: 10 }  # 10 seconds
      - setWeight: 50
      - pause: {} 
      - setWeight: 75
      - pause: {}