kube

my-deployment.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: hello-deployment
spec:
  replicas: 2
  selector:
    matchLabels:
      app: my-deployment
  template:
    metadata:
      labels:
        app: my-deployment
    spec:
      containers:
      - name: my-pod
        image: zxcvbnius/docker-demo:latest
        ports:
        - containerPort: 3000

my-first-pod.yaml

apiVersion: v1
kind: Pod
metadata:
  name: my-pod
  labels:
    app: webserver
spec:
  containers:
  - name: pod-demo
    image: zxcvbnius/docker-demo
    ports:
    - containerPort: 3000

my-replication-controller.yaml

apiVersion: v1
kind: ReplicationController
metadata:
  name: my-replication-controller
spec:
  replicas: 4
  selector:
    app: hello-pod-v1
  template:
    metadata:
      labels:
        app: hello-pod-v1
    spec:
      containers:
      - name: my-pod
        image: zxcvbnius/docker-demo
        ports:
        - containerPort: 3000

my-service.yaml

apiVersion: v1
kind: Service
metadata:
  name: hello-service
spec:
  type: NodePort
  ports:
  - port: 3000
    nodePort: 30390
    protocol: TCP
    targetPort: 3000
  selector:
    app: my-deployment

my-wordpress-deploy.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: wordpress-app
spec:
  replicas: 1
  selector:
    matchLabels:
      app: wordpress-deployment
  template:
    metadata:
      labels:
        app: wordpress-deployment
    spec:
      containers:
      - name: wordpress
        image: wordpress:4-php7.0
        ports:
        - name: wordpress-port
          containerPort: 80
        env:
        - name: WORDPRESS_DB_PASSWORD
          valueFrom:
            secretKeyRef:
              name: wordpress-secret
              key: db-password
        - name: WORDPRESS_DB_HOST
          value: 127.0.0.1
      - name: mysql
        image: mysql:5.7
        ports:
        - name: mysql-port
          containerPort: 3306
        env:
        - name: MYSQL_ROOT_PASSWORD
          valueFrom:
            secretKeyRef:
              name: wordpress-secret
              key: db-password

wordpress-secret.yaml

apiVersion: v1
kind: Secret
metadata:
  name: wordpress-secret
type: Opaque
data:
  # echo -n "rootpass" | base64
  db-password: cm9vdHBhc3M=

wordpress-service.yaml

apiVersion: v1
kind: Service
metadata:
  name: wordpress-service
spec:
  ports:
  - port: 3000
    nodePort: 30300
    protocol: TCP
    targetPort: wordpress-port
  selector:
    app: wordpress-deployment
  type: NodePort