Example of canary configuration

canary.yml

apiVersion: flagger.app/v1alpha3
kind: Canary
metadata:
  name: my-app
  namespace: dev
spec:
  targetRef:
    apiVersion: apps/v1
    kind: Deployment
    name: my-app
  progressDeadlineSeconds: 60
  autoscalerRef:
    apiVersion: autoscaling/v2beta1
    kind: HorizontalPodAutoscaler
    name: my-app
  service:
    match:
      - uri:
          prefix: /context-path
    port: 80
    targetPort: 8080
    gateways:
    - internal-gateway.istio-system.svc.cluster.local
    hosts:
    - abc.xyz
    appendHeaders:
      x-envoy-upstream-rq-timeout-ms: "15000"
      x-envoy-max-retries: "10"
      x-envoy-retry-on: "gateway-error,connect-failure,refused-stream"
  canaryAnalysis:
    # schedule interval
    interval: 30s
    # max number of failed metric checks before rollback
    threshold: 5
    # max traffic percentage routed to canary
    # percentage (0-100)
    maxWeight: 50
    # canary increment step
    # percentage (0-100)
    stepWeight: 10
    metrics:
      - name: request-success-rate
        # minimum req success rate (non 5xx responses)
        # percentage (0-100)
        threshold: 99
        interval: 1m
      - name: request-duration
        # maximum req duration P99
        # milliseconds
        threshold: 500
        interval: 30s
    webhooks:
      - name: "acceptance tests"
        type: pre-rollout
        url: http://loadtester.test/
        timeout: 5m
        metadata:
          type: "bash"
          cmd: "./newman.sh"
      - name: "load test"
        url: http://loadtester.test/
        timeout: 10m
        metadata:
          type: "bash"
          cmd: "./k6.sh"