Add nextcloud app.

apps/nextcloud/README.md

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+# Nextcloud app
+
+### Requires
+
+- Postgres app
+- Redis app

apps/nextcloud/cron.yaml

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+---
+apiVersion: batch/v1
+kind: CronJob
+metadata:
+  name: nextcloud-cron
+spec:
+  schedule: "*/5 * * * *"
+  jobTemplate:
+    spec:
+      template:
+        spec:
+          containers:
+            - name: nextcloud
+              image: nextcloud:25.0.3-apache
+              imagePullPolicy: IfNotPresent
+              env:
+                - name: NEXTCLOUD_URL
+                  valueFrom:
+                    configMapKeyRef:
+                      name: config
+                      key: DOMAIN_URL
+              command:
+                - /bin/sh
+                - -c
+                - "curl -s ${NEXTCLOUD_URL}/cron.php"
+          restartPolicy: OnFailure

apps/nextcloud/db-init-job.yaml

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+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: nextcloud-db-init
+spec:
+  template:
+    spec:
+      containers:
+        - name: db-init
+          image: postgres:15
+          command: ["/bin/bash", "-c"]
+          args:
+            - |
+              PGPASSWORD=${POSTGRES_ADMIN_PASSWORD} psql -h ${NEXTCLOUD_DB_HOST} -U postgres <<EOF
+              CREATE DATABASE ${NEXTCLOUD_DB_NAME} WITH OWNER ${NEXTCLOUD_DB_USER};
+              CREATE USER ${NEXTCLOUD_DB_USER} WITH ENCRYPTED PASSWORD '${NEXTCLOUD_DB_PASSWORD}';
+              GRANT ALL PRIVILEGES ON DATABASE ${NEXTCLOUD_DB_NAME} TO ${NEXTCLOUD_DB_USER};
+              EOF
+          env:
+            - name: POSTGRES_ADMIN_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: secrets
+                  key: POSTGRES_ADMIN_PASSWORD
+            - name: NEXTCLOUD_DB_NAME
+              valueFrom:
+                configMapKeyRef:
+                  name: config
+                  key: NEXTCLOUD_DB_NAME
+            - name: NEXTCLOUD_DB_USER
+              valueFrom:
+                configMapKeyRef:
+                  name: config
+                  key: NEXTCLOUD_DB_USER
+            - name: NEXTCLOUD_DB_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: secrets
+                  key: NEXTCLOUD_DB_PASSWORD
+      restartPolicy: OnFailure

apps/nextcloud/deployment.yaml

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+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nextcloud
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: nextcloud
+  strategy:
+    rollingUpdate:
+      maxSurge: 0
+      maxUnavailable: 1
+    type: RollingUpdate
+  template:
+    metadata:
+      labels:
+        app: nextcloud
+    spec:
+      containers:
+        - image: nextcloud:29.0.16-apache
+          name: nextcloud
+          ports:
+            - containerPort: 80
+              protocol: TCP
+          envFrom:
+            - secretRef:
+                name: nextcloud-secrets
+            - configMapRef:
+                name: config
+            - secretRef:
+                name: secrets
+            - configMapRef:
+                name: config
+          env:
+            - name: REDIS_HOST
+              value: redis.redis
+            - name: POSTGRES_HOST
+              value: postgres.postgres
+            - name: NEXTCLOUD_TRUSTED_DOMAINS
+              valueFrom:
+                configMapKeyRef:
+                  key: DOMAIN
+                  name: config
+            - name: NEXTCLOUD_DATA_DIR
+              value: /mnt/data
+            - name: TRUSTED_PROXIES
+              valueFrom:
+                configMapKeyRef:
+                  key: DOMAIN
+                  name: config
+            - name: APACHE_DISABLE_REWRITE_IP
+              value: "1"
+            - name: OVERWRITEHOST
+              valueFrom:
+                configMapKeyRef:
+                  key: DOMAIN
+                  name: config
+            - name: OVERWRITEPROTOCOL
+              value: https
+            - name: OVERWRITECLIURL
+              valueFrom:
+                configMapKeyRef:
+                  key: DOMAIN_URL
+                  name: config
+            - name: OVERWRITEWEBROOT
+              value: "/"
+            - name: TZ
+              valueFrom:
+                configMapKeyRef:
+                  key: TZ
+                  name: config
+          volumeMounts:
+            - mountPath: /var/www/html
+              name: nextcloud-storage
+              readOnly: false
+            - mountPath: /mnt/data
+              name: nextcloud-storage-nfs
+              readOnly: false
+      volumes:
+        - name: nextcloud-storage
+          persistentVolumeClaim:
+            claimName: nextcloud-pvc
+        - name: nextcloud-storage-nfs
+          persistentVolumeClaim:
+            claimName: nextcloud-pvc-nfs

apps/nextcloud/headers.yaml

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+---
+apiVersion: traefik.containo.us/v1alpha1
+kind: Middleware
+metadata:
+  name: nextcloud-headers
+spec:
+  headers:
+    frameDeny: true
+    browserXssFilter: true
+    customResponseHeaders:
+      Strict-Transport-Security: "15552000"
+      X-Frame-Options: SAMEORIGIN
+---
+apiVersion: traefik.containo.us/v1alpha1
+kind: Middleware
+metadata:
+  name: nextcloud-redirects
+  namespace: nextcloud
+spec:
+  redirectScheme:
+    permanent: true
+    scheme: https
+  redirectRegex:
+    regex: https://(.*)/.well-known/(card|cal)dav
+    replacement: https://$1/remote.php/dav/

apps/nextcloud/ingress.yaml

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+---
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: nextcloud-public
+  annotations:
+    traefik.ingress.kubernetes.io/router.middlewares: nextcloud-headers@kubernetescrd,nextcloud-redirects@kubernetescrd
+spec:
+  rules:
+    - host: your.nextcloud.domain
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: nextcloud
+                port:
+                  number: 80
+  tls:
+    - secretName: wildcard-internal-sovereign-cloud-tls
+      hosts:
+        - your.nextcloud.domain

apps/nextcloud/kustomization.yaml

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+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+namespace: nextcloud
+labels:
+  - includeSelectors: true
+    pairs:
+      app: nextcloud
+      managedBy: kustomize
+      partOf: sovereign-cloud
+resources:
+  - cron.yaml
+  - deployment.yaml
+  - headers.yaml
+  - ingress.yaml
+  - namespace.yaml
+  - pvc.yaml
+  - service.yaml
+configMapGenerator:
+  - name: config
+    envs:
+      - config/config.env
+secretGenerator:
+  - name: secrets
+    envs:
+      - config/secrets.env
+
+replacements:
+  - source:
+      kind: ConfigMap
+      name: config
+      fieldPath: data.NEXTCLOUD_DOMAIN
+    targets:
+      - select:
+          kind: Ingress
+          name: nextcloud-ingress
+        fieldPaths:
+          - spec.rules.0.host
+          - spec.tls.0.hosts.0
+  - source:
+      kind: ConfigMap
+      name: config
+      fieldPath: data.NEXTCLOUD_NFS_STORAGE
+    targets:
+      - select:
+          kind: PersistentVolumeClaim
+          name: nextcloud-pvc-nfs
+        fieldPaths:
+          - spec.resources.requests.storage
+  - source:
+      kind: ConfigMap
+      name: config
+      fieldPath: data.NEXTCLOUD_STORAGE
+    targets:
+      - select:
+          kind: PersistentVolumeClaim
+          name: nextcloud-pvc
+        fieldPaths:
+          - spec.resources.requests.storage

apps/nextcloud/manifest.yaml

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+name: nextcloud
+install: true
+description: Nextcloud is a suite of client-server software for creating and using file hosting services.
+version: 1.0.0
+icon: https://nextcloud.com/wp-content/uploads/2022/10/nextcloud-logo-blue-transparent.svg
+requires:
+  - name: redis
+  - name: postgres

apps/nextcloud/namespace.yaml

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+apiVersion: v1
+kind: Namespace
+metadata:
+  name: nextcloud

apps/nextcloud/pvc.yaml

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+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: nextcloud-pvc
+spec:
+  storageClassName: longhorn
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 5Gi
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: nextcloud-pvc-nfs
+spec:
+  storageClassName: longhorn # Change this to nfs-client if using NFS
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 100Gi

apps/nextcloud/service.yaml

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+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: nextcloud
+  namespace: nextcloud
+  labels:
+    app: nextcloud
+spec:
+  ports:
+    - port: 80
+  selector:
+    app: nextcloud