From 7554b02a61e4c2ba54a7fbd2f95e93f51436eba9 Mon Sep 17 00:00:00 2001
From: Alireza Ahmadi <alireza7@gmail.com>
Date: Tue, 29 Oct 2024 01:19:18 +0100
Subject: [PATCH] add tun inbound #207

---
 frontend/src/components/Listen.vue        |  4 +-
 frontend/src/components/protocols/Tun.vue | 62 +++++++++++++++++++++++
 frontend/src/layouts/modals/Inbound.vue   | 11 ++--
 frontend/src/locales/en.ts                |  4 ++
 frontend/src/locales/fa.ts                |  4 ++
 frontend/src/locales/ru.ts                |  4 ++
 frontend/src/locales/vi.ts                |  4 ++
 frontend/src/locales/zhcn.ts              |  4 ++
 frontend/src/locales/zhtw.ts              |  4 ++
 frontend/src/types/inbounds.ts            | 32 ++++++++++--
 10 files changed, 123 insertions(+), 10 deletions(-)
 create mode 100644 frontend/src/components/protocols/Tun.vue

diff --git a/frontend/src/components/Listen.vue b/frontend/src/components/Listen.vue
index 1f48772..2b29110 100644
--- a/frontend/src/components/Listen.vue
+++ b/frontend/src/components/Listen.vue
@@ -1,6 +1,6 @@
 <template>
   <v-card :subtitle="$t('objects.listen')">
-    <v-row>
+    <v-row v-if="inbound.type != 'tun'">
       <v-col cols="12" sm="6" md="4">
         <v-text-field
         :label="$t('in.addr')"
@@ -78,7 +78,7 @@
           </v-select>
       </v-col>
     </v-row>
-    <v-card-actions class="pt-0">
+    <v-card-actions class="pt-0" v-if="inbound.type != 'tun'">
       <v-spacer></v-spacer>
       <v-menu v-model="menu" :close-on-content-click="false" location="start">
         <template v-slot:activator="{ props }">
diff --git a/frontend/src/components/protocols/Tun.vue b/frontend/src/components/protocols/Tun.vue
new file mode 100644
index 0000000..49edabc
--- /dev/null
+++ b/frontend/src/components/protocols/Tun.vue
@@ -0,0 +1,62 @@
+<template>
+  <v-card subtitle="Tun">
+    <v-row>
+      <v-col cols="12" sm="8">
+        <v-text-field v-model="addrs" :label="$t('types.tun.addr') + ' ' + $t('commaSeparated')" hide-details></v-text-field>
+      </v-col>
+    </v-row>
+    <v-row>
+      <v-col cols="12" sm="6" md="4">
+        <v-text-field v-model="data.interface_name" :label="$t('types.tun.ifName')" hide-details></v-text-field>
+      </v-col>
+      <v-col cols="12" sm="6" md="4">
+        <v-text-field type="number" v-model.number="data.mtu" label="MTU" hide-details></v-text-field>
+      </v-col>
+    </v-row>
+    <v-row>
+      <v-col cols="12" sm="6" md="4">
+        <v-text-field
+          type="number"
+          v-model.number="udpTimeout"
+          label="UDP timeout"
+          min="1"
+          :suffix="$t('date.m')"
+          hide-details>
+        </v-text-field>
+      </v-col>
+      <v-col cols="12" sm="6" md="4">
+        <v-select
+          v-model="data.stack"
+          label="Stack"
+          :items="['system','gvisor','mixed']"
+          hide-details
+        ></v-select>
+      </v-col>
+      <v-col cols="12" sm="6" md="4">
+        <v-switch v-model="data.endpoint_independent_nat" color="primary" label="Independent NAT" hide-details></v-switch>
+      </v-col>
+    </v-row>
+  </v-card>
+</template>
+
+<script lang="ts">
+
+export default {
+  props: ['data'],
+  data() {
+    return {
+      menu: false
+    }
+  },
+  computed: {
+    addrs: {
+      get() { return this.$props.data.address?.join(',') },
+      set(v:string) { this.$props.data.address = v.length > 0 ? v.split(',') : undefined }
+    },
+    udpTimeout: {
+      get() { return this.$props.data.udp_timeout ? parseInt(this.$props.data.udp_timeout.replace('m','')) : 5 },
+      set(v:number) { this.$props.data.udp_timeout = v > 0 ? v + 'm' : '5m' }
+    }
+  },
+}
+</script>
\ No newline at end of file
diff --git a/frontend/src/layouts/modals/Inbound.vue b/frontend/src/layouts/modals/Inbound.vue
index 89eee65..27df314 100644
--- a/frontend/src/layouts/modals/Inbound.vue
+++ b/frontend/src/layouts/modals/Inbound.vue
@@ -41,6 +41,7 @@
               <Naive v-if="inbound.type == inTypes.Naive" :inbound="inbound" />
               <ShadowTls v-if="inbound.type == inTypes.ShadowTLS" direction="in" :data="inbound" :outTags="outTags" />
               <Tuic v-if="inbound.type == inTypes.TUIC" direction="in" :data="inbound" />
+              <Tun v-if="inbound.type == inTypes.Tun" :data="inbound" />
               <TProxy v-if="inbound.type == inTypes.TProxy" :inbound="inbound" />
               <Transport v-if="Object.hasOwn(inbound,'transport')" :data="inbound" />
               <Users v-if="HasOptionalUser.includes(inbound.type)" :inbound="inbound" />
@@ -101,6 +102,7 @@ import Hysteria2 from '@/components/protocols/Hysteria2.vue'
 import Naive from '@/components/protocols/Naive.vue'
 import ShadowTls from '@/components/protocols/ShadowTls.vue'
 import Tuic from '@/components/protocols/Tuic.vue'
+import Tun from '@/components/protocols/Tun.vue'
 import InTls from '@/components/tls/InTLS.vue'
 import TProxy from '@/components/protocols/TProxy.vue'
 import Multiplex from '@/components/Multiplex.vue'
@@ -164,11 +166,12 @@ export default {
       this.side = "s"
     },
     changeType() {
-      // Tag change only in add outbound
+      if (!this.inbound.listen_port) this.inbound.listen_port = RandomUtil.randomIntRange(10000, 60000)
+      // Tag change only in add inbound
       const tag = this.$props.index != -1 ? this.inbound.tag : this.inbound.type + "-" + this.inbound.listen_port
       // Use previous data
-      const prevConfig = { tag: tag ,listen: this.inbound.listen, listen_port: this.inbound.listen_port }
-      this.inbound = createInbound(this.inbound.type, prevConfig)
+      const prevConfig = { tag: tag ,listen: this.inbound.listen?? "::", listen_port: this.inbound.listen_port }
+      this.inbound = createInbound(this.inbound.type, this.inbound.type != this.inTypes.Tun ? prevConfig : { tag: tag })
       if (this.HasInData.includes(this.inbound.type)){
         if (this.inData.id == -1) this.inData.id = 0
         this.inData.outJson = {}
@@ -201,7 +204,7 @@ export default {
   },
   components: {
     Listen, InTls, Hysteria2, Naive, Direct, Shadowsocks,
-    Users, Hysteria, ShadowTls, TProxy, Multiplex, Tuic, Transport,
+    Users, Hysteria, ShadowTls, TProxy, Multiplex, Tuic, Tun, Transport,
     AddrVue, OutJsonVue
   }
 }
diff --git a/frontend/src/locales/en.ts b/frontend/src/locales/en.ts
index f5311a2..7963840 100644
--- a/frontend/src/locales/en.ts
+++ b/frontend/src/locales/en.ts
@@ -207,6 +207,10 @@ export default {
       authTimeout: "Authentication Timeout",
       hb: "Heartbeat",
     },
+    tun: {
+      addr: "Addresses",
+      ifName: "Interface Name",
+    },
     vless: {
       flow: "Flow",
       udpEnc: "UDP Packet Encoding",
diff --git a/frontend/src/locales/fa.ts b/frontend/src/locales/fa.ts
index 5e67fcc..c50e2d7 100644
--- a/frontend/src/locales/fa.ts
+++ b/frontend/src/locales/fa.ts
@@ -206,6 +206,10 @@ export default {
       authTimeout: "مهلت احراز هویت",
       hb: "ضربان قلب",
     },
+    tun: {
+      addr: "آدرس‌ها",
+      ifName: "نام اینترفیس",
+    },
     vless: {
       flow: "جریان",
       udpEnc: "کدگذاری بسته UDP",
diff --git a/frontend/src/locales/ru.ts b/frontend/src/locales/ru.ts
index 6ccfd2d..eb7b410 100644
--- a/frontend/src/locales/ru.ts
+++ b/frontend/src/locales/ru.ts
@@ -207,6 +207,10 @@ export default {
       authTimeout: "Таймаут аутентификации",
       hb: "Сердцебиение",
     },
+    tun: {
+      addr: "Адреса",
+      ifName: "Имя интерфейса",
+    },
     vless: {
       flow: "Поток",
       udpEnc: "Кодирование UDP пакетов",
diff --git a/frontend/src/locales/vi.ts b/frontend/src/locales/vi.ts
index baca341..d4138d4 100644
--- a/frontend/src/locales/vi.ts
+++ b/frontend/src/locales/vi.ts
@@ -207,6 +207,10 @@ export default {
       authTimeout: "Thời gian chờ Xác thực",
       hb: "Nhịp tim",
     },
+    tun: {
+      addr: "Địa chỉ",
+      ifName: "Tên Giao diện",
+    },
     vless: {
       flow: "Luồng",
       udpEnc: "Mã hóa Gói UDP",
diff --git a/frontend/src/locales/zhcn.ts b/frontend/src/locales/zhcn.ts
index 975d54c..cae5af8 100644
--- a/frontend/src/locales/zhcn.ts
+++ b/frontend/src/locales/zhcn.ts
@@ -207,6 +207,10 @@ export default {
       authTimeout: "认证超时",
       hb: "心跳包",
     },
+    tun: {
+      addr: "地址",
+      ifName: "接口名称",
+    },
     vless: {
       flow: "流控",
       udpEnc: "UDP 数据包编码",
diff --git a/frontend/src/locales/zhtw.ts b/frontend/src/locales/zhtw.ts
index 7b769af..0fa8b7b 100644
--- a/frontend/src/locales/zhtw.ts
+++ b/frontend/src/locales/zhtw.ts
@@ -208,6 +208,10 @@ export default {
       authTimeout: "身份驗證超時",
       hb: "心跳",
     },
+    tun: {
+      addr: "地址",
+      ifName: "介面名稱",
+    },
     vless: {
       flow: "流量",
       udpEnc: "UDP 封包編碼",
diff --git a/frontend/src/types/inbounds.ts b/frontend/src/types/inbounds.ts
index 1cdceaa..633771a 100644
--- a/frontend/src/types/inbounds.ts
+++ b/frontend/src/types/inbounds.ts
@@ -17,7 +17,7 @@ export const InTypes = {
   TUIC: 'tuic',
   Hysteria2: 'hysteria2',
   VLESS: 'vless',
-  // Tun: 'tun',
+  Tun: 'tun',
   Redirect: 'redirect',
   TProxy: 'tproxy',
 }
@@ -165,7 +165,31 @@ export interface Hysteria2 extends InboundBasics {
   brutal_debug?: boolean
 }
 export interface Tun extends InboundBasics {
-  [otherProperties: string]: any
+  interface_name?: string
+  address?: string[]
+  mtu?: number
+  endpoint_independent_nat?: boolean
+  udp_timeout?: string
+  stack?: string
+  // auto_route?: boolean
+  // gso?: boolean
+  // strict_route?: boolean
+  // iproute2_table_index?: number
+  // iproute2_rule_index?: number
+  // auto_redirect?: boolean
+  // auto_redirect_input_mark?: string
+  // auto_redirect_output_mark?: string
+  // route_address?: string[]
+  // route_exclude_address?: string[]
+  // include_interface?: string[]
+  // exclude_interface?: string[]
+  // include_uid?: string[]
+  // include_uid_range?: string[]
+  // exclude_uid?: number[]
+  // exclude_uid_range?: string[]
+  // include_android_user?: number[]
+  // include_package?: string[]
+  // exclude_package?: string[]
 }
 export interface Redirect extends InboundBasics {}
 export interface TProxy extends InboundBasics {
@@ -187,7 +211,7 @@ type InterfaceMap = {
   tuic: TUIC
   hysteria2: Hysteria2
   vless: VLESS
-  // tun: Tun
+  tun: Tun
   redirect: Redirect
   tproxy: TProxy
 }
@@ -228,7 +252,7 @@ const defaultValues: Record<InType, Inbound> = {
   tuic: <TUIC>{ type: InTypes.TUIC, users: <TuicUser[]>[], congestion_control: "cubic", tls: { enabled: true } },
   hysteria2: <Hysteria2>{ type: InTypes.Hysteria2, users: <NamePass[]>[], tls: { enabled: true } },
   vless: <VLESS>{ type: InTypes.VLESS, users: <VlessUser[]>[], tls: {}, multiplex: {}, transport: {} },
-  // tun: <Tun>{ type: InTypes.Tun },
+  tun: <Tun>{ type: InTypes.Tun, mtu: 9000, stack: 'system', udp_timeout: '5m' },
   redirect: <Redirect>{ type: InTypes.Redirect },
   tproxy: <TProxy>{ type: InTypes.TProxy },
 }