echo-service.yaml

apiVersion: v1
kind: Service
metadata:
  labels:
    app: echo-v1
  name: echo-v1
spec:
  ports:
  - name: http
    port: 8080
    protocol: TCP
    targetPort: 5678
  selector:
    app: echo-v1
---
apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    app: echo-v1
    version: v1
  name: echo-v1
spec:
  replicas: 1
  selector:
    matchLabels:
      app: echo-v1
      version: v1
  template:
    metadata:
      labels:
        app: echo-v1
        version: v1
    spec:
      containers:
      - image: hashicorp/http-echo:0.2.3
        imagePullPolicy: IfNotPresent
        name: echo-v1
        args:
        - "-text=version-1"        
        ports:
        - containerPort: 5678
          name: http
          protocol: TCP
        securityContext:
          privileged: false