home-network-k3s-impl/apps/wave-1/radarr.yaml

---
# Namespace (trust zone; default-deny + policies apply)
apiVersion: v1
kind: Namespace
metadata:
  name: radarr
  labels:
    homelab.keithjackson.dev/app-namespace: 'true'
    gateway-access: shared
  annotations:
    homelab.keithjackson.dev/backup-policy: daily-offcluster
---
# Default-deny baseline (R-NET-01): deny all, allow only DNS
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: default-deny
  namespace: radarr
  labels:
    homelab.keithjackson.dev/baseline: default-deny
spec:
  podSelector: {}
  policyTypes:
  - Ingress
  - Egress
  ingress: []
  egress:
  - to:
    - namespaceSelector:
        matchLabels:
          kubernetes.io/metadata.name: kube-system
    ports:
    - protocol: UDP
      port: 53
    - protocol: TCP
      port: 53
---
# PersistentVolume radarr-media - static external NFS (bulk tier)
apiVersion: v1
kind: PersistentVolume
metadata:
  name: radarr-media
  labels:
    app.kubernetes.io/name: radarr
spec:
  capacity:
    storage: 9Ti
  accessModes:
  - ReadWriteMany
  persistentVolumeReclaimPolicy: Retain
  storageClassName: ''
  mountOptions:
  - nfsvers=4.1
  - hard
  - noatime
  - timeo=600
  - retrans=2
  nfs:
    server: ${BULK_NFS_SERVER}
    path: /mnt/Storage/plex
  claimRef:
    namespace: radarr
    name: radarr-media
---
# PVC radarr-config (R-STATE)
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: radarr-config
  namespace: radarr
  labels:
    app.kubernetes.io/name: radarr
spec:
  accessModes:
  - ReadWriteOnce
  storageClassName: longhorn
  resources:
    requests:
      storage: 5Gi
---
# PVC radarr-media (R-STATE)
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: radarr-media
  namespace: radarr
  labels:
    app.kubernetes.io/name: radarr
spec:
  accessModes:
  - ReadWriteMany
  storageClassName: ''
  volumeName: radarr-media
  resources:
    requests:
      storage: 9Ti
---
# Deployment (R-PLAT-02)
apiVersion: apps/v1
kind: Deployment
metadata:
  name: radarr
  namespace: radarr
  labels:
    app.kubernetes.io/name: radarr
spec:
  replicas: 1
  strategy:
    type: Recreate
  selector:
    matchLabels:
      app.kubernetes.io/name: radarr
  template:
    metadata:
      labels:
        app.kubernetes.io/name: radarr
        homelab.keithjackson.dev/egress-class: vpn
        homelab.keithjackson.dev/auth-mode: forward-auth
      annotations:
        homelab.keithjackson.dev/auth-mode: forward-auth
        homelab.keithjackson.dev/auth-groups: media-users
    spec:
      containers:
      - name: radarr
        image: lscr.io/linuxserver/radarr:5.21.1
        ports:
        - containerPort: 7878
        env:
        - name: PUID
          value: '1000'
        - name: PGID
          value: '3000'
        - name: TZ
          value: Etc/UTC
        volumeMounts:
        - name: config
          mountPath: /config
        - name: media
          mountPath: /media
      - name: oauth2-proxy
        image: quay.io/oauth2-proxy/oauth2-proxy:v7.8.1
        imagePullPolicy: IfNotPresent
        args:
        - --http-address=0.0.0.0:4180
        - --reverse-proxy=true
        - --provider=oidc
        - --oidc-issuer-url=https://keycloak.${BASE_DOMAIN}/realms/homelab
        - --upstream=http://127.0.0.1:7878
        - --email-domain=*
        - --scope=openid email profile
        - --oidc-groups-claim=groups
        - --allowed-group=media-users
        - --skip-provider-button=true
        - --redirect-url=https://radarr.${BASE_DOMAIN}/oauth2/callback
        - --cookie-domain=.${BASE_DOMAIN}
        - --whitelist-domain=.${BASE_DOMAIN}
        - --cookie-secure=true
        - --pass-access-token=true
        - --set-xauthrequest=true
        env:
        - name: OAUTH2_PROXY_CLIENT_ID
          valueFrom:
            secretKeyRef:
              name: radarr-oauth2-proxy
              key: client-id
        - name: OAUTH2_PROXY_CLIENT_SECRET
          valueFrom:
            secretKeyRef:
              name: radarr-oauth2-proxy
              key: client-secret
        - name: OAUTH2_PROXY_COOKIE_SECRET
          valueFrom:
            secretKeyRef:
              name: radarr-oauth2-proxy
              key: cookie-secret
        ports:
        - name: http
          containerPort: 4180
          protocol: TCP
        resources:
          requests:
            cpu: 25m
            memory: 64Mi
          limits:
            memory: 128Mi
        securityContext:
          allowPrivilegeEscalation: false
          readOnlyRootFilesystem: true
          capabilities:
            drop:
            - ALL
        livenessProbe:
          httpGet:
            path: /ping
            port: http
          initialDelaySeconds: 5
          periodSeconds: 15
        readinessProbe:
          httpGet:
            path: /ping
            port: http
          initialDelaySeconds: 5
          periodSeconds: 15
      securityContext:
        fsGroup: 3000
      volumes:
      - name: config
        persistentVolumeClaim:
          claimName: radarr-config
      - name: media
        persistentVolumeClaim:
          claimName: radarr-media
---
# Service
apiVersion: v1
kind: Service
metadata:
  name: radarr
  namespace: radarr
  labels:
    app.kubernetes.io/name: radarr
spec:
  selector:
    app.kubernetes.io/name: radarr
  ports:
  - name: port-7878
    port: 7878
    targetPort: 7878
  - name: authproxy
    port: 4180
    targetPort: 4180
---
# CiliumNetworkPolicy egress allow (R-NET-02): radarr-allow-qbittorrent-8080
apiVersion: cilium.io/v2
kind: CiliumNetworkPolicy
metadata:
  name: radarr-allow-qbittorrent-8080
  namespace: radarr
  labels:
    app.kubernetes.io/name: radarr
spec:
  endpointSelector:
    matchLabels:
      app.kubernetes.io/name: radarr
  egress:
  - toEndpoints:
    - matchLabels:
        app.kubernetes.io/name: qbittorrent
        k8s:io.kubernetes.pod.namespace: qbittorrent
    toPorts:
    - ports:
      - port: '8080'
        protocol: TCP
---
# CiliumNetworkPolicy egress allow (R-NET-02): radarr-allow-jackett-9117
apiVersion: cilium.io/v2
kind: CiliumNetworkPolicy
metadata:
  name: radarr-allow-jackett-9117
  namespace: radarr
  labels:
    app.kubernetes.io/name: radarr
spec:
  endpointSelector:
    matchLabels:
      app.kubernetes.io/name: radarr
  egress:
  - toEndpoints:
    - matchLabels:
        app.kubernetes.io/name: jackett
        k8s:io.kubernetes.pod.namespace: jackett
    toPorts:
    - ports:
      - port: '9117'
        protocol: TCP
---
# CiliumNetworkPolicy reciprocal ingress allow (R-NET-02): radarr-allow-seerr-7878
apiVersion: cilium.io/v2
kind: CiliumNetworkPolicy
metadata:
  name: radarr-allow-seerr-7878
  namespace: radarr
  labels:
    app.kubernetes.io/name: radarr
spec:
  endpointSelector:
    matchLabels:
      app.kubernetes.io/name: radarr
  ingress:
  - fromEndpoints:
    - matchLabels:
        app.kubernetes.io/name: seerr
        k8s:io.kubernetes.pod.namespace: seerr
    toPorts:
    - ports:
      - port: '7878'
        protocol: TCP
---
# CiliumNetworkPolicy gateway-ingress allow (R-NET-01/02): radarr-allow-gateway-ingress
apiVersion: cilium.io/v2
kind: CiliumNetworkPolicy
metadata:
  name: radarr-allow-gateway-ingress
  namespace: radarr
  labels:
    app.kubernetes.io/name: radarr
spec:
  endpointSelector:
    matchLabels:
      app.kubernetes.io/name: radarr
  ingress:
  - fromEntities:
    - ingress
    toPorts:
    - ports:
      - port: '4180'
        protocol: TCP
---
# CiliumNetworkPolicy world egress allow (egress class governs the path; R-NET-05): radarr-allow-internet-egress
apiVersion: cilium.io/v2
kind: CiliumNetworkPolicy
metadata:
  name: radarr-allow-internet-egress
  namespace: radarr
  labels:
    app.kubernetes.io/name: radarr
spec:
  endpointSelector:
    matchLabels:
      app.kubernetes.io/name: radarr
  egress:
  - toEntities:
    - world
  - toEndpoints:
    - matchLabels:
        io.kubernetes.pod.namespace: keycloak
        app: keycloak
---
# HTTPRoute radarr-7878 (R-TLS/R-DNS)
apiVersion: gateway.networking.k8s.io/v1
kind: HTTPRoute
metadata:
  name: radarr-7878
  namespace: radarr
  labels:
    app.kubernetes.io/name: radarr
  annotations:
    homelab.keithjackson.dev/auth-mode: forward-auth
    homelab.keithjackson.dev/auth-groups: media-users
spec:
  parentRefs:
  - name: shared
    namespace: gateway
    sectionName: https
  hostnames:
  - radarr.${BASE_DOMAIN}
  rules:
  - matches:
    - path:
        type: PathPrefix
        value: /
    backendRefs:
    - name: radarr
      port: 4180
---
# ServiceMonitor (R-OBS-01)
apiVersion: monitoring.coreos.com/v1
kind: ServiceMonitor
metadata:
  name: radarr
  namespace: radarr
  labels:
    release: kube-prometheus-stack
    app.kubernetes.io/name: radarr
spec:
  selector:
    matchLabels:
      app.kubernetes.io/name: radarr
  namespaceSelector:
    matchNames:
    - radarr
  endpoints:
  - port: metrics
    interval: 30s
---
# PrometheusRule SLI alerts (R-OBS-01)
apiVersion: monitoring.coreos.com/v1
kind: PrometheusRule
metadata:
  name: radarr-slis
  namespace: radarr
  labels:
    release: kube-prometheus-stack
    app.kubernetes.io/name: radarr
spec:
  groups:
  - name: radarr.slis
    rules:
    - alert: radarr-down
      expr: up{job="radarr"} == 0
      for: 5m
      labels:
        severity: critical
        service: radarr
      annotations:
        summary: radarr is down
        description: 'radarr has been unreachable for 5m (SLI: up).'