# Argo Rollouts Canary Deployment with Analysis
apiVersion: argoproj.io/v1alpha1
kind: Rollout
metadata:
  name: my-app
spec:
  replicas: 5
  strategy:
    canary:
      steps:
      - setWeight: 20
      - pause: {duration: 2m}
      - setWeight: 40
      - pause: {duration: 2m}
      - setWeight: 60
      - pause: {duration: 2m}
      - setWeight: 80
      - pause: {duration: 2m}
      analysis:
        templates:
        - templateName: success-rate
        startingStep: 2
        args:
        - name: service-name
          value: my-app
  selector:
    matchLabels:
      app: my-app
  template:
    metadata:
      labels:
        app: my-app
    spec:
      containers:
      - name: my-app
        image: myapp:v2.0.0
        ports:
        - containerPort: 8080
---
# Analysis Template using Prometheus
apiVersion: argoproj.io/v1alpha1
kind: AnalysisTemplate
metadata:
  name: success-rate
spec:
  args:
  - name: service-name
  metrics:
  - name: success-rate
    interval: 1m
    successCondition: result[0] >= 0.95
    failureLimit: 3
    provider:
      prometheus:
        address: http://prometheus.monitoring:9090
        query: |
          sum(rate(
            http_requests_total{job="{{args.service-name}}",status!~"5.."}[2m]
          )) /
          sum(rate(
            http_requests_total{job="{{args.service-name}}"}[2m]
          ))