{{ define "helm_keep_annotation" }}
"helm.sh/resource-policy": keep
{{ end }}

{{/* Generated Postgres Config */}}
{{ define "POSTGRES_NAME" }}{{ printf "%s-postgres" .Release.Name | lower }}{{ end }}
{{ define "POSTGRES_DB" }}nextcloud{{ end }}
{{ define "DATABASE_HOST" }}{{ .Release.Name }}-postgres{{ end }}
{{ define "POSTGRES_USER" }}postgres{{ end }}
{{ $POSTGRES_SECRETS := (lookup "v1" "Secret" .Release.Namespace ( include "POSTGRES_NAME" . )).data }}
{{ $POSTGRES_PASSWORD := (ternary (dict "POSTGRES_PASSWORD" (randAlphaNum 64 | b64enc)) $POSTGRES_SECRETS (not $POSTGRES_SECRETS)).POSTGRES_PASSWORD }}

{{/* Generated Nextcloud Config */}}
{{ define "NEXTCLOUD_NAME" }}{{ printf "%s-nextcloud" .Release.Name | lower }}{{ end }}
{{ define "ADMIN_USER" }}admin{{ end }}
{{ $NEXTCLOUD_SECRETS := (lookup "v1" "Secret" .Release.Namespace ( include "NEXTCLOUD_NAME" . )).data }}
{{/* ternary (create a dict with random NEXTCLOUD_ADMIN_PASSWORD) (actual dictionary) (test whether NEXTCLOUD_SECRETS exists) */}}
{{ $NEXTCLOUD_ADMIN_PASSWORD := (ternary (dict "NEXTCLOUD_ADMIN_PASSWORD" (randAlphaNum 64 | b64enc)) $NEXTCLOUD_SECRETS (not $NEXTCLOUD_SECRETS)).NEXTCLOUD_ADMIN_PASSWORD }}

{{/* Generated Redis Config */}}
{{ define "REDIS_NAME" }}{{ printf "%s-redis" .Release.Name | lower }}{{ end }}
{{ define "REDIS_HOST" }}{{ .Release.Name }}-redis{{ end }}
{{ $REDIS_SECRETS := (lookup "v1" "Secret" .Release.Namespace ( include "REDIS_NAME" . )).data }}
{{ $REDIS_PASSWORD := (ternary (dict "REDIS_PASSWORD" (randAlphaNum 64 | b64enc)) $REDIS_SECRETS (not $REDIS_SECRETS)).REDIS_PASSWORD }}

{{/* Uncomment this and run with --debug to verify secrets are working
# NEXTCLOUD_ADMIN_PASSWORD: {{ $NEXTCLOUD_ADMIN_PASSWORD | quote }}
# POSTGRES_PASSWORD: {{ $POSTGRES_PASSWORD | quote }}
# REDIS_HOST_PASSWORD: {{ $REDIS_PASSWORD | quote }}
*/}}

---

apiVersion: v1
kind: ConfigMap
metadata:
  name: {{ .Release.Name }}-postgres
  annotations:
    {{ include "helm_keep_annotation" . | nindent 4 }}
data:
  POSTGRES_USER: postgres
  POSTGRES_DB: nextcloud

---

apiVersion: v1
kind: Secret
metadata:
  name: {{ .Release.Name }}-postgres
  annotations:
    {{ include "helm_keep_annotation" . | nindent 4 }}
type: generic
data:
  POSTGRES_PASSWORD: {{ $POSTGRES_PASSWORD | quote }}

---

apiVersion: v1
kind: Secret
metadata:
  name: {{ .Release.Name }}-postgres-init
  annotations:
    {{ include "helm_keep_annotation" . | nindent 4 }}
stringData:
  init-user-db.sh: |
    #!/bin/bash
    set -e

    psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" --dbname "$POSTGRES_DB" <<-EOSQL
      CREATE USER nextcloud PASSWORD '{{ $POSTGRES_PASSWORD | b64dec }}';
      GRANT ALL PRIVILEGES ON DATABASE nextcloud TO nextcloud;
      GRANT USAGE, CREATE ON SCHEMA public TO nextcloud;
    EOSQL

---

apiVersion: v1
kind: Secret
metadata:
  name: {{ .Release.Name }}-redis
  annotations:
    {{ include "helm_keep_annotation" . | nindent 4 }}
type: generic
data:
  REDIS_PASSWORD: {{ $REDIS_PASSWORD | quote }}

---

apiVersion: v1
kind: ConfigMap
metadata:
  name: {{ .Release.Name }}-nextcloud
  annotations:
    {{ include "helm_keep_annotation" . | nindent 4 }}
data:
  NEXTCLOUD_TRUSTED_DOMAINS: {{ .Values.nextcloud.domain }}
  OVERWRITEPROTOCOL: https
  OVERWRITECLIURL: https://{{ .Values.nextcloud.domain }}
  NEXTCLOUD_ADMIN_USER: admin
  POSTGRES_USER: nextcloud
  POSTGRES_HOST: {{ .Release.Name }}
  POSTGRES_DB: nextcloud
  REDIS_HOST: {{ .Release.Name }}
  PHP_UPLOAD_LIMIT: 1000000M
  PHP_MEMORY_LIMIT: 2048M
  TRUSTED_PROXIES: 10.42.0.1/24
  APACHE_DISABLE_REWRITE_IP: "1"

---

apiVersion: v1
kind: Secret
metadata:
  name: {{ .Release.Name }}-nextcloud
  annotations:
    {{ include "helm_keep_annotation" . | nindent 4 }}
type: generic
data:
  NEXTCLOUD_ADMIN_PASSWORD: {{ $NEXTCLOUD_ADMIN_PASSWORD | quote }}
  POSTGRES_PASSWORD: {{ $POSTGRES_PASSWORD | quote }}
  REDIS_HOST_PASSWORD: {{ $REDIS_PASSWORD | quote }}
  SMTP_PASSWORD: {{ .Values.SMTP_PASSWORD | b64enc | quote }}

---

apiVersion: apps/v1
kind: Deployment
metadata:
  name: {{ .Release.Name }}
spec:
  selector:
    matchLabels:
      app.kubernetes.io/name: nextcloud
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app.kubernetes.io/name: nextcloud
    spec:
      containers:
      - name: nextcloud
        image: {{ .Values.nextcloud.image }}
        ports:
          - containerPort: 80
            name: http
        envFrom:
          - configMapRef:
              name: {{ .Release.Name }}-nextcloud
          - secretRef:
              name: {{ .Release.Name }}-nextcloud
        volumeMounts:
          - mountPath: /var/www/html
            name: html
          - mountPath: /var/www/html/data
            name: data
        resources:
          requests:
            memory: "1Gi"
            cpu: "1m"
          limits:
            memory: "4Gi"
            cpu: "4"
      - name: postgres
        image: postgres:15
        envFrom:
          - configMapRef:
              name: {{ .Release.Name }}-postgres
          - secretRef:
              name: {{ .Release.Name }}-postgres
        volumeMounts:
        - name: postgres
          mountPath: /var/lib/postgresql/data
        - name: postgres-init
          mountPath: /docker-entrypoint-initdb.d/init-user-db.sh
          subPath: init-user-db.sh
        ports:
        - containerPort: 5432
          name: postgres
        resources:
          requests:
            memory: "1Gi"
            cpu: "1m"
          limits:
            memory: "4Gi"
            cpu: "4"
      - name: redis
        image: redis:7
        ports:
          - containerPort: 6379
            name: redis
        volumeMounts:
          - mountPath: /data
            name: redis
        command:
        - redis-server
        - --save
        - "60"
        - "1"
        - --loglevel
        - warning
        - --requirepass
        - {{ $REDIS_PASSWORD | b64dec | quote }}
        resources:
          requests:
            memory: "1Gi"
            cpu: "1m"
          limits:
            memory: "4Gi"
            cpu: "4"
      volumes:
      - name: html
        persistentVolumeClaim:
          claimName: {{ .Release.Name }}-html-iops
      - name: data
        persistentVolumeClaim:
          claimName: {{ .Release.Name }}-data
      - name: postgres
        persistentVolumeClaim:
          claimName: {{ .Release.Name }}-postgres-iops
      - name: redis
        persistentVolumeClaim:
          claimName: {{ .Release.Name }}-redis-iops
      - name: postgres-init
        secret:
          secretName: {{ .Release.Name }}-postgres-init

---

apiVersion: batch/v1
kind: CronJob
metadata:
  name: {{ .Release.Name }}-cron
spec:
  schedule: "*/5 * * * *"
  failedJobsHistoryLimit: 1
  successfulJobsHistoryLimit: 0
  jobTemplate:
    spec:
      template:
        spec:
          securityContext:
            runAsUser: 33
            runAsGroup: 33
          containers:
          - name: nextcloud
            image: {{ .Values.nextcloud.image }}
            command:
            - php
            - -f
            - cron.php
            volumeMounts:
            - mountPath: /var/www/html
              name: html
            - mountPath: /var/www/html/data
              name: data
            envFrom:
            - configMapRef:
                name: {{ .Release.Name }}-nextcloud
            - secretRef:
                name: {{ .Release.Name }}-nextcloud
            resources:
              requests:
                memory: "1Gi"
                cpu: "1m"
              limits:
                memory: "4Gi"
                cpu: "4"
          volumes:
          - name: html
            persistentVolumeClaim:
              claimName: {{ .Release.Name }}-html-iops
          - name: data
            persistentVolumeClaim:
              claimName: {{ .Release.Name }}-data
          restartPolicy: OnFailure

---

apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: {{ .Release.Name }}-data
  annotations:
    "helm.sh/resource-policy": keep
spec:
  storageClassName: zfs-iscsi-enc0
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 2Ti

---

apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: {{ .Release.Name }}-html-iops
  annotations:
    "helm.sh/resource-policy": keep
spec:
  storageClassName: zfs-iscsi-enc1
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 16Gi

---

apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: {{ .Release.Name }}-postgres-iops
  annotations:
    "helm.sh/resource-policy": keep
spec:
  storageClassName: zfs-iscsi-enc1
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 32Gi

---

apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: {{ .Release.Name }}-redis-iops
  annotations:
    "helm.sh/resource-policy": keep
spec:
  storageClassName: zfs-iscsi-enc1
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 32Gi

---

apiVersion: v1
kind: Service
metadata:
  name: {{ .Release.Name }}
spec:
  type: ClusterIP
  selector:
    app.kubernetes.io/name: nextcloud
  ports:
  - name: http
    protocol: TCP
    port: 80
    targetPort: http
  - name: postgres
    protocol: TCP
    port: 5432
    targetPort: postgres
  - name: redis
    protocol: TCP
    port: 6379
    targetPort: redis

---

apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: {{ .Release.Name }}
  annotations:
    cert-manager.io/cluster-issuer: letsencrypt
    kubernetes.io/ingress.class: nginx
    nginx.ingress.kubernetes.io/proxy-body-size: "0"
    nginx.org/client-max-body-size: "0"
spec:
  rules:
  - host: {{ .Values.nextcloud.domain }}
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: nextcloud
            port:
              name: http
  tls:
  - hosts:
    - {{ .Values.nextcloud.domain }}
    secretName: nextcloud-tls-cert