apiVersion: v1
kind: ReplicationController
metadata:
  name: nginx-ingress-controller
  labels:
    k8s-app: nginx-ingress-lb
spec:
  replicas: 1
  selector:
    k8s-app: nginx-ingress-lb
  template:
    metadata:
      labels:
        k8s-app: nginx-ingress-lb
        name: nginx-ingress-lb
    spec:
      terminationGracePeriodSeconds: 60      
      containers:
      - image: gcr.io/google_containers/nginx-ingress-controller:0.61
        name: nginx-ingress-lb
        imagePullPolicy: Always
        livenessProbe:
          httpGet:
            path: /healthz
            port: 10249
            scheme: HTTP
          initialDelaySeconds: 30
          timeoutSeconds: 5
        # use downward API
        env:
          - name: POD_NAME
            valueFrom:
              fieldRef:
                fieldPath: metadata.name
          - name: POD_NAMESPACE
            valueFrom:
              fieldRef:
                fieldPath: metadata.namespace
        ports:
        - containerPort: 80
          hostPort: 80
        - containerPort: 443
          hostPort: 443
        - containerPort: 53
          hostPort: 53
        args:
        - /nginx-ingress-controller
        - --default-backend-service=default/default-http-backend
        - --udp-services-configmap=default/udp-configmap-example
