added tailscale

2026-02-11 14:30:29 +01:00
parent 469bdf3b55
commit 8928dd923c
1 changed files with 170 additions and 0 deletions
@@ -0,0 +1,170 @@
+---
+# RBAC: Tailscale needs to read/write its own state Secret
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: tailscale
+  namespace: admin-system
+  labels:
+    app.kubernetes.io/instance: tailscale
+    app.kubernetes.io/name: tailscale
+    app.kubernetes.io/version: "1.94.1"
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: tailscale
+  namespace: admin-system
+  labels:
+    app.kubernetes.io/instance: tailscale
+    app.kubernetes.io/name: tailscale
+    app.kubernetes.io/version: "1.94.1"
+rules:
+  - apiGroups: [""]
+    resources: ["secrets"]
+    verbs: ["get", "list", "watch", "create", "update", "patch"]
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: tailscale
+  namespace: admin-system
+  labels:
+    app.kubernetes.io/instance: tailscale
+    app.kubernetes.io/name: tailscale
+    app.kubernetes.io/version: "1.94.1"
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: tailscale
+subjects:
+  - kind: ServiceAccount
+    name: tailscale
+    namespace: admin-system
+---
+# Persistent state so the node keeps its identity across restarts
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: tailscale-state
+  namespace: admin-system
+  labels:
+    app.kubernetes.io/instance: tailscale
+    app.kubernetes.io/name: tailscale
+spec:
+  accessModes:
+    - ReadWriteOnce
+  storageClassName: longhorn
+  resources:
+    requests:
+      storage: 1Gi
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: tailscale
+  namespace: admin-system
+  labels:
+    app.kubernetes.io/instance: tailscale
+    app.kubernetes.io/name: tailscale
+    app.kubernetes.io/version: "1.94.1"
+spec:
+  replicas: 1
+  strategy:
+    type: Recreate
+  selector:
+    matchLabels:
+      app.kubernetes.io/instance: tailscale
+      app.kubernetes.io/name: tailscale
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/instance: tailscale
+        app.kubernetes.io/name: tailscale
+        app.kubernetes.io/version: "1.94.1"
+      annotations:
+        match-regex.version-checker.io/tailscale: '^\d+\.\d+\.\d+$'
+    spec:
+      serviceAccountName: tailscale
+      hostNetwork: true
+      dnsPolicy: ClusterFirstWithHostNet
+      containers:
+        - name: tailscale
+          image: tailscale/tailscale:v1.94.1
+          imagePullPolicy: IfNotPresent
+          env:
+            - name: TZ
+              value: Europe/Budapest
+            # Persist state on PVC so the node keeps its Tailscale identity
+            - name: TS_STATE_DIR
+              value: /var/lib/tailscale
+            # Use kernel networking (not userspace) for full subnet routing support
+            - name: TS_USERSPACE
+              value: "false"
+            # Auth key for initial registration (create at https://login.tailscale.com/admin/settings/keys)
+            # Use a reusable, non-ephemeral key so the node persists
+            - name: TS_AUTHKEY
+              valueFrom:
+                secretKeyRef:
+                  name: tailscale-secrets
+                  key: ts-authkey
+            # Hostname shown in the Tailscale admin console
+            - name: TS_HOSTNAME
+              value: dooplex
+            # Advertise the local network so Tailscale clients can reach all services
+            - name: TS_ROUTES
+              value: "192.168.0.0/24"
+            # Accept MagicDNS for name resolution within the tailnet
+            - name: TS_ACCEPT_DNS
+              value: "true"
+            # Store state in a Kubernetes secret as fallback
+            - name: TS_KUBE_SECRET
+              value: tailscale-state
+            # Extra args: enable subnet router and accept routes from other nodes
+            - name: TS_EXTRA_ARGS
+              value: "--accept-routes"
+          securityContext:
+            capabilities:
+              add:
+                - NET_ADMIN
+                - NET_RAW
+          livenessProbe:
+            exec:
+              command:
+                - tailscale
+                - status
+                - --json
+            initialDelaySeconds: 30
+            periodSeconds: 30
+            timeoutSeconds: 10
+            failureThreshold: 3
+          readinessProbe:
+            exec:
+              command:
+                - tailscale
+                - status
+                - --json
+            initialDelaySeconds: 10
+            periodSeconds: 10
+            timeoutSeconds: 5
+            failureThreshold: 3
+          resources:
+            requests:
+              cpu: 50m
+              memory: 128Mi
+            limits:
+              cpu: 500m
+              memory: 256Mi
+          volumeMounts:
+            - name: state
+              mountPath: /var/lib/tailscale
+            - name: tun
+              mountPath: /dev/net/tun
+      volumes:
+        - name: state
+          persistentVolumeClaim:
+            claimName: tailscale-state
+        - name: tun
+          hostPath:
+            path: /dev/net/tun
+            type: CharDevice