echoserver.yaml

---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: d-1
spec:
  replicas: 3
  selector:
    matchLabels:
      app.kubernetes.io/instance: d-1
      app.kubernetes.io/name: d-1
  serviceName: d-1-headless
  template:
    metadata:
      labels:
        app.kubernetes.io/instance: d-1
        app.kubernetes.io/name: d-1
    spec:
      containers:
      # - image: egeneralov/hostname:45ffcf58c17a
      - image: jmalloc/echo-server:latest
        livenessProbe:
          failureThreshold: 3
          httpGet:
            path: /
            port: http
            scheme: HTTP
          periodSeconds: 10
          successThreshold: 1
          timeoutSeconds: 1
        name: d-1
        ports:
        - containerPort: 8080
          name: http
          protocol: TCP
        readinessProbe:
          failureThreshold: 3
          httpGet:
            path: /
            port: http
            scheme: HTTP
          periodSeconds: 10
          successThreshold: 1
          timeoutSeconds: 1
        resources:
          limits:
            cpu: 100m
            memory: 64Mi
          requests:
            cpu: 100m
            memory: 64Mi
      terminationGracePeriodSeconds: 1
---
apiVersion: v1
kind: Service
metadata:
  name: d-1
spec:
  ports:
  - name: http
    port: 8090
    protocol: TCP
    targetPort: http
  selector:
    app.kubernetes.io/name: d-1
  type: ClusterIP
---
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  annotations:
    kubernetes.io/ingress.class: nginx
  name: hostname
spec:
  rules:
  - host: hostname.127.0.0.1.nip.io
    http:
      paths:
        - path: /
          backend:
            serviceName: d-1
            servicePort: 8090