kubernetes-handbook/manifests/linkerd/world-v2.yml

---
apiVersion: v1
kind: ReplicationController
metadata:
  name: world-v2
spec:
  replicas: 3
  selector:
    app: world-v2
  template:
    metadata:
      labels:
        app: world-v2
    spec:
      dnsPolicy: ClusterFirst
      containers:
      - name: service
        image: harbor-001.jimmysong.io/library/buoyantio-helloworld:0.1.4
        env:
        - name: POD_IP
          valueFrom:
            fieldRef:
              fieldPath: status.podIP
        - name: TARGET_WORLD
          value: earth
        args:
        - "-addr=:7778"
        ports:
        - name: service
          containerPort: 7778
---
apiVersion: v1
kind: Service
metadata:
  name: world-v2
spec:
  selector:
    app: world-v2
  clusterIP: None
  ports:
  - name: http
    port: 7778