apiVersion: apps/v1
kind: Deployment
metadata:
  name: mysql-server
spec: # spec do deployment
  replicas: 1

  selector: # selector utilizado para criar o service
    matchLabels:
      app: mysql-server
      tier: db

  template: # rerente ao POD
    metadata:
      labels:
        app: mysql-server
        tier: db
    spec: # spec do PDO
      containers:
        - image: mysql:5.7
          name: mysql-server
          args:
            - "--ignore-db-dir=lost+found"
          env:
          - name: MYSQL_ROOT_PASSWORD
            valueFrom:
              secretKeyRef:
                name: mysql-pass
                key: password
          ports:
          - containerPort: 3306
          volumeMounts: # Montando volume
          - name: mysql-persistent-storage
            mountPath: /var/lib/mysql
      
      volumes: # definicao do volume
      - name: mysql-persistent-storage
        persistentVolumeClaim:
            claimName: mysql-pv-claim
