apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
  labels:
    app: datamate
    tier: backend
  name: datamate-backend
rules:
  - verbs:
      - create
      - list
      - get
      - delete
    apiGroups:
      - batch
    resources:
      - jobs
  - verbs:
      - list
    apiGroups:
      - ""
    resources:
      - pods
  - verbs:
      - get
      - list
    apiGroups:
      - ""
    resources:
      - pods/log

---
apiVersion: v1
kind: ServiceAccount
metadata:
  labels:
    app: datamate
    tier: backend
  name: datamate-backend

---
kind: RoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  labels:
    app: datamate
    tier: backend
  name: datamate-backend
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: Role
  name: datamate-backend
subjects:
  - kind: ServiceAccount
    name: datamate-backend

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: datamate-backend
  labels:
    app: datamate
    tier: backend
spec:
  replicas: 1
  selector:
    matchLabels:
      app: datamate
      tier: backend
  template:
    metadata:
      labels:
        app: datamate
        tier: backend
    spec:
      serviceAccountName: datamate-backend
      containers:
        - name: backend
          image: datamate-backend
          imagePullPolicy: IfNotPresent
          env:
            - name: namespace
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
            - name: SPRING_CONFIG_LOCATION
              value: file:/opt/backend/application.yml
          ports:
            - containerPort: 8080
          volumeMounts:
            - name: dataset-volume
              mountPath: /dataset
            - name: flow-volume
              mountPath: /flow
            - name: log-volume
              mountPath: /var/log/datamate
      volumes:
        - name: dataset-volume
          hostPath:
            path: /opt/datamate/data/dataset
            type: DirectoryOrCreate
        - name: flow-volume
          hostPath:
            path: /opt/datamate/data/flow
            type: DirectoryOrCreate
        - name: log-volume
          hostPath:
            path: /opt/datamate/data/log
            type: DirectoryOrCreate

---
apiVersion: v1
kind: Service
metadata:
  name: datamate-backend
  labels:
    app: datamate
    tier: backend
spec:
  type: ClusterIP
  ports:
    - port: 8080
      targetPort: 8080
      protocol: TCP
  selector:
    app: datamate
    tier: backend