master-deployment.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: roscore-deployment
  labels:
    app: roscluster
    node: roscore
spec:
  replicas: 1
  # The deployment handles all matching templated pods
  selector:
    matchLabels:
      node: roscore
  # Template for a replica.
  # The deployment makes sure that a POD containing the containers
  # defined below is always running.
  template:
    metadata:
      labels:
        node: roscore
    spec:
      containers:
      - name: rosclustermaster
        image: roscluster/master:v0
        args:
        - roscore
        ports:
        - containerPort: 11311
          name: roscoreport
        env:
          - name: ROS_MASTER_URI
            value: http://0.0.0.0:11311

---

apiVersion: v1
kind: Service
metadata:
  name: service-master
  labels:
    app: roscluster
    node: roscore
spec:
  clusterIP: None
  ports: 
    - port: 11311
  selector:
    node: roscore