deployment.yaml

apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  # We'll be able to address the Deployment as this name through kubectl.
  name: hello-world
spec:
  selector:
    # Pods that match these labels will be considered under this
    # Deployment's management.
    matchLabels:
      app: hello-world
      release: primary
  # How many Pods this Deployment should stamp out.
  replicas: 1
  # This is the template we'll use for the Pods to be created.
  template:
    metadata:
      # unlike pod.yaml, the name is not included in the meta data as a unique
      # name is generated from the deployment name
      # These labels are used to associate with the Deployment, and can also
      # be used by Services to route traffic.
      labels:
        app: hello-world
        release: primary
    spec:
      containers:
        # While you can run multiple containers in a Pod, this example has
        # a single container with our web app named 'hello-world'.
        - name: hello-world
          image: testaly/kube-hello-world:1.0
          # These are the ports we'll make available to Services.
          ports:
            - name: http
              protocol: TCP
              containerPort: 5000