docs: Add TUN device (#940)

compose.yml

@@ -6,6 +6,7 @@ services:
       VERSION: "11"
     devices:
       - /dev/kvm
+      - /dev/net/tun
     cap_add:
       - NET_ADMIN
     ports:

kubernetes.yml

@@ -1,3 +1,4 @@
+---
 apiVersion: v1
 kind: PersistentVolumeClaim
 metadata:
@@ -16,19 +17,9 @@ metadata:
   labels:
     name: windows
 spec:
-  terminationGracePeriodSeconds: 120 # the Kubernetes default is 30 seconds and it may be not enough
   containers:
   - name: windows
     image: dockurr/windows
-      ports:
-        - containerPort: 8006
-          protocol: TCP
-        - containerPort: 3389
-          protocol: TCP
-        - containerPort: 3389
-          protocol: UDP
-      securityContext:
-        privileged: true
     env:
     - name: VERSION
       value: "11"
@@ -38,37 +29,49 @@ spec:
       value: "2"
     - name: DISK_SIZE
       value: "64G"
+    ports:
+    - containerPort: 8006
+    - containerPort: 3389
+    - containerPort: 3389
+      protocol: UDP
+    securityContext:
+      capabilities:
+        add:
+        - NET_ADMIN
+      privileged: true
     volumeMounts:
     - mountPath: /storage
       name: storage
     - mountPath: /dev/kvm
       name: dev-kvm
+    - mountPath: /dev/net/tun
+      name: dev-tun
+  terminationGracePeriodSeconds: 120
   volumes:
   - name: storage
     persistentVolumeClaim:
       claimName: windows-pvc
-    - name: dev-kvm
-      hostPath:
+  - hostPath:
       path: /dev/kvm
+    name: dev-kvm
+  - hostPath:
+      path: /dev/net/tun
+      type: CharDevice
+    name: dev-tun
 ---
 apiVersion: v1
 kind: Service
 metadata:
   name: windows
 spec:
-  type: NodePort
-  selector:
-    name: windows
   ports:
   - name: tcp-8006
-      protocol: TCP
     port: 8006
-      targetPort: 8006
   - name: tcp-3389
-      protocol: TCP
     port: 3389
-      targetPort: 3389
   - name: udp-3389
-      protocol: UDP
     port: 3389
-      targetPort: 3389
+    protocol: UDP
+  selector:
+    name: windows
+  type: NodePort

readme.md

@@ -37,6 +37,7 @@ services:
       VERSION: "11"
     devices:
       - /dev/kvm
+      - /dev/net/tun
     cap_add:
       - NET_ADMIN
     ports:
@@ -49,7 +50,7 @@ services:
 Via Docker CLI:
 
 ```bash
-docker run -it --rm -p 8006:8006 --device=/dev/kvm --cap-add NET_ADMIN --stop-timeout 120 dockurr/windows
+docker run -it --rm -p 8006:8006 --device=/dev/kvm --device=/dev/net/tun --cap-add NET_ADMIN --stop-timeout 120 dockurr/windows
 ```
 
 Via Kubernetes: