apiVersion: apps/v1
kind: Deployment
metadata:
  name: {{ .Release.Name }}-backend
  namespace: {{ .Release.Namespace }}
  labels:
    app: cvat-app
    tier: backend
    {{- include "cvat.labels" . | nindent 4 }}
    {{- with .Values.cvat.backend.labels }}
    {{- toYaml . | nindent 4 }}
    {{- end }}
  {{- with .Values.cvat.backend.annotations }}
  annotations:
  {{- toYaml . | nindent 4 }}
  {{- end }}
spec:
  replicas: {{ .Values.cvat.backend.replicas }}
  strategy:
    type: Recreate
  selector:
    matchLabels:
      {{- include "cvat.labels" . | nindent 6 }}
      {{- with .Values.cvat.backend.labels }}
      {{- toYaml . | nindent 6 }}
      {{- end }}
      app: cvat-app
      tier: backend
  template:
    metadata:
      labels:
        app: cvat-app
        tier: backend
        {{- include "cvat.labels" . | nindent 8 }}
        {{- with .Values.cvat.backend.labels }}
        {{- toYaml . | nindent 8 }}
        {{- end }}
      {{- with .Values.cvat.backend.annotations }}
      annotations:
      {{- toYaml . | nindent 8 }}
      {{- end }}
    spec:
      containers:
        - name: cvat-backend-app-container
          image: {{ .Values.cvat.backend.image }}:{{ .Values.cvat.backend.tag }}
          {{- with .Values.cvat.backend.resources }}
          resources:
          {{- toYaml . | nindent 12 }}
          {{- end }}
          env:
          - name: DJANGO_MODWSGI_EXTRA_ARGS
            value: {{ .Values.cvat.backend.envs.DJANGO_MODWSGI_EXTRA_ARGS}}
          - name: ALLOWED_HOSTS
            value: {{ .Values.cvat.backend.envs.ALLOWED_HOSTS | squote}}
          - name: UI_HOST
            value: "{{ .Release.Name }}-frontend-service"
          - name: UI_PORT
            value: "{{ .Values.cvat.frontend.service.ports }}"
          {{- if .Values.redis.enabled }}
          - name: CVAT_REDIS_HOST
            value: "{{ .Release.Name }}-redis-master"
          {{- else }}
          - name: CVAT_REDIS_HOST
            value: "{{ .Values.redis.external.host }}"
          {{- end }}
          {{- if .Values.postgresql.enabled }}
          - name: CVAT_POSTGRES_HOST
            valueFrom:
              secretKeyRef:
                name: "{{ .Release.Name }}-{{ .Values.postgresql.secret.name }}"
                key: postgresql-hostname
          - name: CVAT_POSTGRES_USER
            valueFrom:
              secretKeyRef:
                name: "{{ .Release.Name }}-{{ .Values.postgresql.secret.name }}"
                key: postgresql-username
          - name: CVAT_POSTGRES_DBNAME
            valueFrom:
              secretKeyRef:
                name: "{{ .Release.Name }}-{{ .Values.postgresql.secret.name }}"
                key: postgresql-database
          - name: CVAT_POSTGRES_PASSWORD
            valueFrom:
              secretKeyRef:
                name: "{{ .Release.Name }}-{{ .Values.postgresql.secret.name }}"
                key: postgresql-password
          {{- else }}
          - name: CVAT_POSTGRES_HOST
            value: "{{ .Values.postgresql.external.host }}"
          - name: CVAT_POSTGRES_USER
            value: "{{ .Values.postgresql.external.user }}"
          - name: CVAT_POSTGRES_DBNAME
            value: "{{ .Values.postgresql.external.dbname }}"
          - name: CVAT_POSTGRES_PASSWORD
            value: "{{ .Values.postgresql.external.password }}"
          - name: CVAT_POSTGRES_PORT
            value: "{{ .Values.postgresql.external.port }}"            
          {{- end }}
          {{- with .Values.cvat.backend.additionalEnv }}
          {{- toYaml . | nindent 10 }}
          {{- end }}
          ports:
          - containerPort: 8080
          volumeMounts:
          - mountPath: /home/django/data
            name: cvat-backend-data
            subPath: data
          - mountPath: /home/django/keys
            name: cvat-backend-data
            subPath: keys
          - mountPath: /home/django/logs
            name: cvat-backend-data
            subPath: logs
          - mountPath: /home/django/models
            name: cvat-backend-data
            subPath: models
          {{- with .Values.cvat.backend.additionalVolumeMounts }}
          {{- toYaml . | nindent 10 }}
          {{- end }}
      initContainers:
        {{- if .Values.cvat.backend.permissionFix.enabled }}
        - name: user-data-permission-fix
          image: busybox
          command: ["/bin/chmod", "-R", "777", "/home/django"]
          {{- with .Values.cvat.backend.resources }}
          resources:
          {{- toYaml . | nindent 12 }}
          {{- end }}
          volumeMounts:
          {{- if .Values.cvat.backend.defaultStorage.enabled }}
          - mountPath: /home/django/data
            name: cvat-backend-data
            subPath: data
          - mountPath: /home/django/keys
            name: cvat-backend-data
            subPath: keys
          - mountPath: /home/django/logs
            name: cvat-backend-data
            subPath: logs
          - mountPath: /home/django/models
            name: cvat-backend-data
            subPath: models
          {{- end }}
          {{- with .Values.cvat.backend.additionalVolumeMounts }}
          {{- toYaml . | nindent 10 }}
          {{- end }}
        {{- end }}
      {{- with .Values.cvat.backend.affinity }}
      affinity:
      {{- toYaml . | nindent 8 }}
      {{- end }}
      {{- with .Values.cvat.backend.tolerations }}
      tolerations:
      {{- toYaml . | nindent 8 }}
      {{- end }}
      volumes:
        {{- if .Values.cvat.backend.defaultStorage.enabled }}
        - name: cvat-backend-data
          persistentVolumeClaim:
            claimName: "{{ .Release.Name }}-backend-data"
        {{- end }}
        {{- with .Values.cvat.backend.additionalVolumes }}
        {{- toYaml . | nindent 8 }}
        {{- end }}
      {{- with .Values.imagePullSecrets }}
      imagePullSecrets:
        {{- toYaml . | nindent 8 }}
      {{- end }}