k8s YAML Snippets

nginx deployment

nginx-deployment.yml

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: nginx-deployment
  labels:
    app: nginx
spec:
  replicas: 2
  selector:
    matchLabels:
      app: nginx
  template:
    metadata:
      labels:
        app: nginx
    spec:
      containers:
      - name: nginx
        image: nginx:1.16
        ports:
        - containerPort: 8080

Replication Controller

replication-controller.yml

---
apiVersion: v1
kind: ReplicationController
metadata:
  name: myapp-rc
  labels:
    app: myapp
    type: front-end
spec:
  replicas: 3
  template:
    metadata:
      name: myapp-pod
      labels:
        app: myapp
        type: front-end

    spec:
      containers:
        - name: nginx-container
          image: nginx

Replica Set

replica-set.yml

---
apiVersion: apps/v1
kind: ReplicaSet
metadata:
  name: myapp-replicaset
  labels:
    app: myapp
    type: front-end
spec:
  replicas: 6
  selector: # Selector is not required for ReplicationController
    matchLabels:
      type: front-end
  template:
    metadata:
      name: myapp-pod
      labels:
        app: myapp
        type: front-end
    spec:
      containers:
        - name: nginx-container
          image: nginx