apiVersion: apps/v1
kind: Deployment
metadata:
  name: ghost
  labels:
    app: ghost
spec:
  replicas: 1
  revisionHistoryLimit: 3
  selector:
    matchLabels:
      app: ghost
  template:
    metadata:
      labels:
        app: ghost
    spec:
      containers:
      - name: ghost
        image: ghost:4.9.4
        ports:
        - containerPort: 2368
        env:
          - name: database__client
            value: "mysql"
          - name: database__connection__host
            valueFrom:
              secretKeyRef:
                name: ghost-database
                key: host
          - name: database__connection__user
            valueFrom:
              secretKeyRef:
                name: ghost-database
                key: username
          - name: database__connection__password
            valueFrom:
              secretKeyRef:
                name: ghost-database
                key: password            
          - name: database__connection__database
            valueFrom:
              secretKeyRef:
                name: ghost-database
                key: dbname
        livenessProbe:
          tcpSocket:
            port: 2368
          initialDelaySeconds: 30
          periodSeconds: 10
        resources:
          requests:
            memory: "1Gi"
            cpu: "1"
          limits:
            memory: "1Gi"
            cpu: "1"
