# Homarr - Personal Dashboards
# Version: v1.49.1
# Features: PostgreSQL (shared), Redis, Authentik OIDC
# URL: home.dooplex.hu
---
apiVersion: v1
kind: Namespace
metadata:
  name: homarr-system
  labels:
    app.kubernetes.io/name: homarr
---
# =============================================================================
# REDIS - Required for Homarr in Kubernetes
# =============================================================================
apiVersion: apps/v1
kind: Deployment
metadata:
  name: homarr-redis
  namespace: homarr-system
  labels:
    app.kubernetes.io/name: homarr-redis
    app.kubernetes.io/instance: homarr
    app.kubernetes.io/component: cache
spec:
  replicas: 1
  selector:
    matchLabels:
      app.kubernetes.io/name: homarr-redis
      app.kubernetes.io/instance: homarr
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app.kubernetes.io/name: homarr-redis
        app.kubernetes.io/instance: homarr
        app.kubernetes.io/component: cache
    spec:
      containers:
      - name: redis
        image: redis:7-alpine
        imagePullPolicy: IfNotPresent
        command:
        - redis-server
        - --appendonly
        - "yes"
        - --maxmemory
        - "128mb"
        - --maxmemory-policy
        - "allkeys-lru"
        ports:
        - containerPort: 6379
          name: redis
          protocol: TCP
        resources:
          requests:
            cpu: 25m
            memory: 64Mi
          limits:
            cpu: 200m
            memory: 192Mi
        livenessProbe:
          exec:
            command:
            - sh
            - -c
            - redis-cli ping | grep PONG
          initialDelaySeconds: 10
          periodSeconds: 10
          failureThreshold: 3
          timeoutSeconds: 5
        readinessProbe:
          exec:
            command:
            - sh
            - -c
            - redis-cli ping | grep PONG
          initialDelaySeconds: 5
          periodSeconds: 5
          failureThreshold: 3
          timeoutSeconds: 3
        volumeMounts:
        - name: data
          mountPath: /data
      volumes:
      - name: data
        persistentVolumeClaim:
          claimName: homarr-redis
---
apiVersion: v1
kind: Service
metadata:
  name: homarr-redis
  namespace: homarr-system
  labels:
    app.kubernetes.io/name: homarr-redis
    app.kubernetes.io/instance: homarr
spec:
  type: ClusterIP
  ports:
  - name: redis
    port: 6379
    targetPort: redis
  selector:
    app.kubernetes.io/name: homarr-redis
    app.kubernetes.io/instance: homarr
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: homarr-redis
  namespace: homarr-system
  labels:
    app.kubernetes.io/name: homarr-redis
    app.kubernetes.io/instance: homarr
spec:
  accessModes:
  - ReadWriteOnce
  storageClassName: longhorn
  resources:
    requests:
      storage: 1Gi
---
# =============================================================================
# HOMARR APPLICATION
# =============================================================================
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: homarr-data
  namespace: homarr-system
  labels:
    app.kubernetes.io/name: homarr
    app.kubernetes.io/instance: homarr
    recurring-job-group.longhorn.io/needbackup: enabled
    recurring-job.longhorn.io/source: enabled
spec:
  accessModes:
  - ReadWriteOnce
  storageClassName: longhorn
  resources:
    requests:
      storage: 5Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: homarr
  namespace: homarr-system
  labels:
    app.kubernetes.io/name: homarr
    app.kubernetes.io/instance: homarr
    app.kubernetes.io/version: v1.49.1
spec:
  replicas: 1
  selector:
    matchLabels:
      app.kubernetes.io/name: homarr
      app.kubernetes.io/instance: homarr
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app.kubernetes.io/name: homarr
        app.kubernetes.io/instance: homarr
        app.kubernetes.io/version: v1.49.1
    spec:
      containers:
      - name: homarr
        image: ghcr.io/homarr-labs/homarr:v1.49.1
        imagePullPolicy: IfNotPresent
        env:
        # ===================
        # General Settings
        # ===================
        - name: TZ
          value: "Europe/Budapest"
        - name: LOG_LEVEL
          value: "info"
        
        # ===================
        # URLs
        # ===================
        - name: BASE_URL
          value: "https://home.dooplex.hu"
        - name: NEXTAUTH_URL
          value: "https://home.dooplex.hu"
        
        # ===================
        # Security
        # ===================
        - name: SECRET_ENCRYPTION_KEY
          valueFrom:
            secretKeyRef:
              name: homarr-secrets
              key: SECRET_ENCRYPTION_KEY
        
        # ===================
        # Database - PostgreSQL (shared cluster)
        # ===================
        - name: DB_DRIVER
          value: "node-postgres"
        - name: DB_DIALECT
          value: "postgresql"
        - name: DB_HOST
          value: "postgresql-rw.database-system.svc.cluster.local"
        - name: DB_PORT
          value: "5432"
        - name: DB_NAME
          value: "homarr"
        - name: DB_USER
          valueFrom:
            secretKeyRef:
              name: homarr-db
              key: username
        - name: DB_PASSWORD
          valueFrom:
            secretKeyRef:
              name: homarr-db
              key: password
        
        # ===================
        # Redis (external for K8s)
        # ===================
        - name: REDIS_IS_EXTERNAL
          value: "true"
        - name: REDIS_HOST
          value: "homarr-redis"
        - name: REDIS_PORT
          value: "6379"
        
        # ===================
        # Authentication - Authentik OIDC
        # ===================
        - name: AUTH_PROVIDERS
          value: "oidc"
        - name: AUTH_OIDC_ISSUER
          value: "https://authentik.dooplex.hu/application/o/homarr/"
        - name: AUTH_OIDC_CLIENT_ID
          valueFrom:
            secretKeyRef:
              name: homarr-secrets
              key: AUTH_OIDC_CLIENT_ID
        - name: AUTH_OIDC_CLIENT_SECRET
          valueFrom:
            secretKeyRef:
              name: homarr-secrets
              key: AUTH_OIDC_CLIENT_SECRET
        - name: AUTH_OIDC_CLIENT_NAME
          value: "Authentik"
        - name: AUTH_OIDC_SCOPE_OVERWRITE
          value: "openid email profile groups"
        - name: AUTH_OIDC_GROUPS_ATTRIBUTE
          value: "groups"
        - name: AUTH_LOGOUT_REDIRECT_URL
          value: "https://authentik.dooplex.hu/application/o/homarr/end-session/"
        # Auto-login with OIDC (skip login page)
        - name: AUTH_OIDC_AUTO_LOGIN
          value: "true"
        
        ports:
        - containerPort: 7575
          name: http
          protocol: TCP
        
        resources:
          requests:
            cpu: 50m
            memory: 256Mi
          limits:
            cpu: 500m
            memory: 1Gi
        
        livenessProbe:
          httpGet:
            path: /
            port: http
          initialDelaySeconds: 30
          periodSeconds: 30
          timeoutSeconds: 10
          failureThreshold: 3
        
        readinessProbe:
          httpGet:
            path: /
            port: http
          initialDelaySeconds: 15
          periodSeconds: 10
          timeoutSeconds: 5
          failureThreshold: 3
        
        volumeMounts:
        - name: data
          mountPath: /appdata
      
      volumes:
      - name: data
        persistentVolumeClaim:
          claimName: homarr-data
---
apiVersion: v1
kind: Service
metadata:
  name: homarr
  namespace: homarr-system
  labels:
    app.kubernetes.io/name: homarr
    app.kubernetes.io/instance: homarr
spec:
  type: ClusterIP
  ports:
  - name: http
    port: 7575
    targetPort: http
  selector:
    app.kubernetes.io/name: homarr
    app.kubernetes.io/instance: homarr
---
# =============================================================================
# INGRESS - External and Internal access
# =============================================================================
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: homarr
  namespace: homarr-system
  labels:
    app.kubernetes.io/name: homarr
    app.kubernetes.io/instance: homarr
  annotations:
    cert-manager.io/cluster-issuer: letsencrypt-prod
    external-dns.alpha.kubernetes.io/hostname: home.dooplex.hu
    nginx.ingress.kubernetes.io/ssl-redirect: "true"
    nginx.ingress.kubernetes.io/proxy-body-size: "50m"
    # Proxy buffer settings for OIDC
    nginx.ingress.kubernetes.io/proxy-buffer-size: "16k"
    nginx.ingress.kubernetes.io/proxy-buffers-number: "4"
    nginx.ingress.kubernetes.io/proxy-busy-buffers-size: "32k"
spec:
  ingressClassName: nginx-internal
  rules:
  - host: home.dooplex.hu
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: homarr
            port:
              number: 7575
  tls:
  - hosts:
    - home.dooplex.hu
    secretName: homarr-tls