apiVersion: apps/v1
kind: Deployment
metadata:
  name: mysql-db
  annotations:
    service.binding: path={.spec.template.spec.containers[0].envFrom[0].secretRef.name},objectType=Secret
  labels:
    app: wordpress
spec:
  selector:
    matchLabels:
      app: wordpress
      tier: mysql
  template:
    metadata:
      labels:
        app: wordpress
        tier: mysql
    spec:
      containers:
      - image: mysql:5.7
        name: mysql
        envFrom:
        - secretRef:
            name: db-secret
        ports:
        - containerPort: 3306
          name: mysql

apiVersion: v1
kind: Secret
metadata:
    name: db-secret
stringData:
    MYSQL_DATABASE: "wordpress"
    MYSQL_ROOT_PASSWORD: "somewordpress"
    MYSQL_USER: "wordpress"
    MYSQL_PASSWORD: "wordpress"

apiVersion: operators.coreos.com/v1alpha1
kind: ServiceBinding
metadata:
  name: service-binding-multiple-services
spec:
  services:
  - group: apps
    version: v1
    kind: Deployment
    name: mysql-db
  detectBindingResources: true