apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    name: LABEL
  name: RESOURCE_NAME
  namespace: production
spec:
  replicas: 1
  selector:
    matchLabels:
      app: RESOURCE_NAME
  strategy:
    type: RollingUpdate
    rollingUpdate:
      maxSurge: 25%
      maxUnavailable: 0
  template:
    metadata:
      labels:
        app: RESOURCE_NAME
    spec:
      containers:
      - image: REPOSITORY/IMAGE
        name: RESOURCE_NAME
        env:
          - name: KUBERNETES_NAMESPACE
            valueFrom:
              fieldRef:
                fieldPath: metadata.namespace
          - name: CONTAINER_CORE_LIMIT
            valueFrom:
              resourceFieldRef:
                resource: limits.cpu
          - name: CONTAINER_MAX_MEMORY
            valueFrom:
              resourceFieldRef:
                resource: limits.memory

          - name: JDBC_URL
            valueFrom:
              secretKeyRef:
                name: jdbc
                key: jdbc.url
          - name: JDBC_USERNAME
            valueFrom:
              secretKeyRef:
                name: jdbc
                key: jdbc.username
          - name: JDBC_PASSWORD
            valueFrom:
              secretKeyRef:
                name: jdbc
                key: jdbc.password
        ports:
        - containerPort: 9090
          name: RESOURCE_NAME
#        readinessProbe:
#          httpGet:
#            path: /
#            port: 9090
#          timeoutSeconds: 2
#          successThreshold: 2
#          failureThreshold: 2
        imagePullPolicy: Always
        resources:
          requests:
            cpu: 0.25
            memory: 128Mi
          limits:
            cpu: 0.5
            memory: 256Mi
      restartPolicy: Always
      imagePullSecrets:
        - name: $KUBERNETES_SECRET_NAME