apiVersion: apps/v1
kind: Deployment
metadata:
  name: {{ include "frontend.fullname" . }}
  labels:
    {{- include "frontend.labels" . | nindent 4 }}
spec:
  {{- if not .Values.autoscaling.enabled }}
  replicas: {{ .Values.replicaCount }}
  {{- end }}
  selector:
    matchLabels:
      {{- include "frontend.selectorLabels" . | nindent 6 }}
  template:
    metadata:
      labels:
        {{- include "frontend.selectorLabels" . | nindent 8 }}
    spec:
      {{- with .Values.imagePullSecrets }}
      imagePullSecrets:
        {{- toYaml . | nindent 8 }}
      {{- end }}
      securityContext:
        {{- toYaml .Values.podSecurityContext | nindent 8 }}
      containers:
        - name: frontend
          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
          imagePullPolicy: {{ .Values.image.pullPolicy }}
          securityContext:
            {{- toYaml .Values.securityContext | nindent 12 }}
          ports:
            # L'image xor1234/frontend-mln (nginx) écoute en dur sur le port
            # 80 (voir /etc/nginx/conf.d/default.conf embarqué dans l'image) —
            # déjà anticipé par deploy/chart-gestion/ingressroute/values.yaml
            # (frontend.servicePort: 80). 8080 ici ne correspondait à rien de
            # réellement écouté, d'où le "connection refused" en probe.
            - name: http
              containerPort: 80
              protocol: TCP
          volumeMounts:
            - name: tmp
              mountPath: /tmp
            - name: caddy-data
              mountPath: /data
            - name: app-config
              mountPath: /srv/config.js
              subPath: config.js
              readOnly: true
            # readOnlyRootFilesystem:true (voir securityContext) empêche
            # nginx de créer /var/cache/nginx/client_temp au démarrage
            # ("mkdir() ... failed (30: Read-only file system)", CrashLoop) —
            # nginx a besoin d'y écrire même quand il ne sert que du
            # contenu statique.
            - name: nginx-cache
              mountPath: /var/cache/nginx
            - name: nginx-run
              mountPath: /var/run
          livenessProbe:
            httpGet:
              path: /
              port: http
            initialDelaySeconds: 10
            periodSeconds: 30
          readinessProbe:
            httpGet:
              path: /
              port: http
            initialDelaySeconds: 5
            periodSeconds: 10
          resources:
            {{- toYaml .Values.resources | nindent 12 }}
      volumes:
        - name: tmp
          emptyDir: {}
        - name: caddy-data
          emptyDir: {}
        - name: nginx-cache
          emptyDir: {}
        - name: nginx-run
          emptyDir: {}
        - name: app-config
          configMap:
            name: {{ include "frontend.fullname" . }}-config