apiVersion: v1
kind: Namespace
metadata:
  name: service-types-example
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: hello-service
  namespace: service-types-example
spec:
  replicas: 3
  selector:
    matchLabels: 
      app: hello-app
  template:
    metadata:
      labels:
        app: hello-app
    spec:
      containers:
        - name: awesome-port-8080-workload
          image: gophernet/netcat
          command: ["/bin/sh", "-c"]
          args: ["while true; do echo -e \"HTTP/1.1 200 OK\r\nContent-Type: text/html\r\n\r\nHello from port 8080\" | nc -l -p 8080; done"]
          resources:
            limits:
              cpu: "100m"
              memory: "256Mi"
          ports:
            - name: http8080
              containerPort: 8080
          readinessProbe:
            httpGet:
              port: http8080
            initialDelaySeconds: 2
        - name: awesome-port-8081-workload
          image: gophernet/netcat
          command: ["/bin/sh", "-c"]
          args: ["while true; do echo -e \"HTTP/1.1 200 OK\r\nContent-Type: text/html\r\n\r\nHello from port 8081\" | nc -l -p 8081; done"]
          resources:
            limits:
              cpu: "100m"
              memory: "256Mi"
          ports:
            - name: http8081
              containerPort: 8081
          readinessProbe:
            httpGet:
              port: http8081
            initialDelaySeconds: 2
---
apiVersion: v1
kind: Service
metadata:
  name: hello-service-clusterip
  namespace: service-types-example
  labels:
    type: clusterip
spec:
  type: ClusterIP
  selector:
    app: hello-app
  ports:
    - name: http
      port: 8081
---
apiVersion: v1
kind: Service
metadata:
  name: hello-service-nodeport
  namespace: service-types-example
  labels:
    type: nodeport
spec:
  type: NodePort
  selector:
    app: hello-app
  ports:
    - name: http8080
      port: 8080
      # Will assume the value of 'port' if unspecified
      targetPort: http8080
      nodePort: 30080
    - name: http8081
      port: 8081
      # Will assume the value of 'port' if unspecified
      targetPort: http8081
      nodePort: 30081
---
apiVersion: v1
kind: Service
metadata:
  name: hello-service-loadbalancer
  namespace: service-types-example
  labels:
    type: loadbalancer
spec: 
  type: LoadBalancer
  selector: 
    app: hello-app
  ports:
  - name: http8080
    port: 8080
  - name: http8081
    port: 8081
---
apiVersion: v1
kind: Service
metadata:
  name: hello-service-headless-with-selector
  namespace: service-types-example
  labels: 
    type: headless
spec:
  clusterIP: None
  selector:
    app: hello-app
  ports:
  - name: http8080
    port: 8080