Add options to turn off local proxy completely or turn off UDP in SOCKS5 (#5548)

* Add options to turn off local proxy completely or turn off UDP in SOCKS5.

* Improve consistency of code style

* Auto-disable additional http proxy when local proxy is disabled

* Add local proxy summary and wire to prefs

* Update V2rayNG/app/src/main/res/values/strings.xml

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: hippo2025 <4xcw60t6e@mozmail.com>
Co-authored-by: 2dust <31833384+2dust@users.noreply.github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

V2rayNG/app/src/main/java/com/v2ray/ang/AppConfig.kt

@@ -58,10 +58,12 @@ object AppConfig {
     const val PREF_PREFER_IPV6 = "pref_prefer_ipv6"
     const val PREF_PROXY_SHARING = "pref_proxy_sharing_enabled"
     const val PREF_ALLOW_INSECURE = "pref_allow_insecure"
+    const val PREF_ENABLE_LOCAL_PROXY = "pref_enable_local_proxy"
     const val PREF_SOCKS_PORT = "pref_socks_port"
     const val PREF_DYNAMIC_SOCKS_PORT = "pref_dynamic_socks_port"
     const val PREF_SOCKS_USERNAME = "pref_socks_username"
     const val PREF_SOCKS_PASSWORD = "pref_socks_password"
+    const val PREF_SOCKS_ENABLE_UDP = "pref_socks_enable_udp"
     const val PREF_REMOTE_DNS = "pref_remote_dns"
     const val PREF_DOMESTIC_DNS = "pref_domestic_dns"
     const val PREF_DNS_HOSTS = "pref_dns_hosts"

V2rayNG/app/src/main/java/com/v2ray/ang/handler/V2rayConfigManager.kt

@@ -384,6 +384,12 @@ object V2rayConfigManager {
      */
     private fun getInbounds(v2rayConfig: V2rayConfig): Boolean {
         try {
+            val vpn = SettingsManager.isVpnMode()
+            val useHev = SettingsManager.isUsingHevTun()
+            val forcedByHev = vpn && useHev
+
+            val enableLocalProxy = forcedByHev || MmkvManager.decodeSettingsBool(AppConfig.PREF_ENABLE_LOCAL_PROXY, true)
+
             val socksPort = SettingsManager.getSocksPort()
             val socksUsername = SettingsManager.getSocksUsername()
             val socksPassword = SettingsManager.getSocksPassword()
@@ -396,6 +402,7 @@ object V2rayConfigManager {
                 inbound1.listen = AppConfig.LOOPBACK
             }
             inbound1.port = socksPort
+            inbound1.settings?.udp = MmkvManager.decodeSettingsBool(AppConfig.PREF_SOCKS_ENABLE_UDP, true)
             if (socksUsername != null && socksPassword != null) {
                 inbound1.settings?.auth = "password"
                 inbound1.settings?.accounts = listOf(
@@ -431,6 +438,10 @@ object V2rayConfigManager {
                 v2rayConfig.inbounds.add(inbound2)
             }
 
+            if (!enableLocalProxy) {
+                v2rayConfig.inbounds.removeIf { it.protocol == "socks" || it.protocol == "http" }
+            }
+
             if (needTun()) {
                 val inboundTun = v2rayConfig.inbounds.firstOrNull { e -> e.tag == "tun" }
                 inboundTun?.settings?.mtu = SettingsManager.getVpnMtu()

V2rayNG/app/src/main/java/com/v2ray/ang/ui/SettingsActivity.kt

@@ -51,13 +51,19 @@ class SettingsActivity : BaseActivity() {
         private val autoUpdateCheck by lazy { findPreference<CheckBoxPreference>(AppConfig.SUBSCRIPTION_AUTO_UPDATE) }
         private val autoUpdateInterval by lazy { findPreference<EditTextPreference>(AppConfig.SUBSCRIPTION_AUTO_UPDATE_INTERVAL) }
         private val mode by lazy { findPreference<ListPreference>(AppConfig.PREF_MODE) }
-        private val socksPort by lazy { findPreference<EditTextPreference>(AppConfig.PREF_SOCKS_PORT) }
-        private val dynamicSocksPort by lazy { findPreference<CheckBoxPreference>(AppConfig.PREF_DYNAMIC_SOCKS_PORT) }
 
         private val hevTunLogLevel by lazy { findPreference<ListPreference>(AppConfig.PREF_HEV_TUNNEL_LOGLEVEL) }
         private val hevTunRwTimeout by lazy { findPreference<EditTextPreference>(AppConfig.PREF_HEV_TUNNEL_RW_TIMEOUT) }
         private val useHevTun by lazy { findPreference<CheckBoxPreference>(AppConfig.PREF_USE_HEV_TUNNEL) }
 
+        private val enableLocalProxy by lazy { findPreference<CheckBoxPreference>(AppConfig.PREF_ENABLE_LOCAL_PROXY) }
+        private val socksPort by lazy { findPreference<EditTextPreference>(AppConfig.PREF_SOCKS_PORT) }
+        private val dynamicSocksPort by lazy { findPreference<CheckBoxPreference>(AppConfig.PREF_DYNAMIC_SOCKS_PORT) }
+        private val socksUsername by lazy { findPreference<EditTextPreference>(AppConfig.PREF_SOCKS_USERNAME) }
+        private val socksPassword by lazy { findPreference<EditTextPreference>(AppConfig.PREF_SOCKS_PASSWORD) }
+        private val socksEnableUdp by lazy { findPreference<CheckBoxPreference>(AppConfig.PREF_SOCKS_ENABLE_UDP) }
+        private val proxySharing by lazy { findPreference<CheckBoxPreference>(AppConfig.PREF_PROXY_SHARING) }
+
         override fun onCreatePreferences(bundle: Bundle?, s: String?) {
             // Use MMKV as the storage backend for all Preferences
             // This prevents inconsistencies between SharedPreferences and MMKV
@@ -115,6 +121,11 @@ class SettingsActivity : BaseActivity() {
                 true
             }
 
+            enableLocalProxy?.setOnPreferenceChangeListener { _, newValue ->
+                updateEnableLocalProxy(newValue as Boolean)
+                true
+            }
+
             dynamicSocksPort?.setOnPreferenceChangeListener { _, newValue ->
                 updateDynamicSocksPort(newValue as Boolean)
                 true
@@ -174,6 +185,9 @@ class SettingsActivity : BaseActivity() {
             // Initialize mode-dependent UI states
             updateMode(MmkvManager.decodeSettingsString(AppConfig.PREF_MODE, VPN))
 
+            // Initialize local proxy state
+            updateEnableLocalProxy(MmkvManager.decodeSettingsBool(AppConfig.PREF_ENABLE_LOCAL_PROXY, true))
+
             // Initialize mux-dependent UI states
             updateMux(MmkvManager.decodeSettingsBool(AppConfig.PREF_MUX_ENABLED, false))
 
@@ -276,12 +290,44 @@ class SettingsActivity : BaseActivity() {
         }
 
         private fun updateDynamicSocksPort(enabled: Boolean) {
-            socksPort?.isEnabled = !enabled
+            socksPort?.isEnabled = (enableLocalProxy?.isChecked == true) && !enabled
+        }
+
+        private fun updateEnableLocalProxy(enabled: Boolean) {
+            val dynamic = MmkvManager.decodeSettingsBool(AppConfig.PREF_DYNAMIC_SOCKS_PORT, false)
+            socksPort?.isEnabled = enabled && !dynamic
+            dynamicSocksPort?.isEnabled = enabled
+            socksUsername?.isEnabled = enabled
+            socksPassword?.isEnabled = enabled
+            socksEnableUdp?.isEnabled = enabled
+            proxySharing?.isEnabled = enabled
+
+            if (!enabled) {
+                if (appendHttpProxy?.isChecked == true) {
+                    appendHttpProxy?.isChecked = false
+                    MmkvManager.encodeSettings(AppConfig.PREF_APPEND_HTTP_PROXY, false)
+                }
+                appendHttpProxy?.isEnabled = false
+            } else {
+                val vpn = MmkvManager.decodeSettingsString(AppConfig.PREF_MODE) == VPN
+                appendHttpProxy?.isEnabled = vpn
+            }
         }
 
         private fun updateHevTunSettings(enabled: Boolean) {
             hevTunLogLevel?.isEnabled = enabled
             hevTunRwTimeout?.isEnabled = enabled
+
+            if (enabled) {
+                if (enableLocalProxy?.isChecked == false) {
+                    enableLocalProxy?.isChecked = true
+                    MmkvManager.encodeSettings(AppConfig.PREF_ENABLE_LOCAL_PROXY, true)
+                }
+                enableLocalProxy?.isEnabled = false
+            } else {
+                enableLocalProxy?.isEnabled = true
+            }
+            updateEnableLocalProxy(enableLocalProxy?.isChecked == true)
         }
     }
 

V2rayNG/app/src/main/res/values-ar/strings.xml

@@ -223,6 +223,10 @@
     <string name="summary_pref_allow_insecure">عند TLS، الافتراضي هو السماح غير الآمن</string>
 
     <string name="title_pref_socks_port">منفذ بروكسي Local</string>
+    <string name="title_pref_enable_local_proxy">تفعيل الوكيل المحلي</string>
+    <string name="summary_pref_enable_local_proxy">When disabled, no SOCKS proxy is available, so subscription updates and similar actions cannot use the proxy</string>
+    <string name="title_pref_socks_enable_udp">SOCKS5 UDP</string>
+    <string name="summary_pref_socks_enable_udp">مصادقة socks5 ليست آمنة تمامًا عند استخدام UDP</string>
     <string name="summary_pref_socks_port">منفذ بروكسي Local</string>
     <string name="title_pref_dynamic_socks_port">Enable dynamic local proxy port</string>
     <string name="summary_pref_dynamic_socks_port">Generate a random local proxy port each time the inbound is created</string>

V2rayNG/app/src/main/res/values-bn/strings.xml

@@ -223,6 +223,10 @@
     <string name="summary_pref_allow_insecure">যখন TLS, ডিফল্টভাবে allowInsecure</string>
 
     <string name="title_pref_socks_port">Local প্রক্সি পোর্ট</string>
+    <string name="title_pref_enable_local_proxy">লোকাল প্রক্সি সক্ষম করুন</string>
+    <string name="summary_pref_enable_local_proxy">When disabled, no SOCKS proxy is available, so subscription updates and similar actions cannot use the proxy</string>
+    <string name="title_pref_socks_enable_udp">SOCKS5 UDP</string>
+    <string name="summary_pref_socks_enable_udp">UDP ব্যবহার করার সময় socks5 প্রমাণীকরণ সম্পূর্ণরূপে নিরাপদ নয়</string>
     <string name="summary_pref_socks_port">Local প্রক্সি পোর্ট</string>
     <string name="title_pref_dynamic_socks_port">Enable dynamic local proxy port</string>
     <string name="summary_pref_dynamic_socks_port">Generate a random local proxy port each time the inbound is created</string>

V2rayNG/app/src/main/res/values-bqi-rIR/strings.xml

@@ -223,6 +223,10 @@
     <string name="summary_pref_allow_insecure">مجال و کار بوردن TLS ب تۉر پؽش فرز، موجوز نا ٱمن فعال هڌ.</string>
 
     <string name="title_pref_socks_port">پورت پروکسی مهلی</string>
+    <string name="title_pref_enable_local_proxy">فعال‌سازی پروکسی محلی</string>
+    <string name="summary_pref_enable_local_proxy">When disabled, no SOCKS proxy is available, so subscription updates and similar actions cannot use the proxy</string>
+    <string name="title_pref_socks_enable_udp">SOCKS5 UDP</string>
+    <string name="summary_pref_socks_enable_udp">احراز هویت socks5 هنگام استفاده از UDP کاملاً ایمن نیست</string>
     <string name="summary_pref_socks_port">پورت پروکسی مهلی</string>
     <string name="title_pref_dynamic_socks_port">Enable dynamic local proxy port</string>
     <string name="summary_pref_dynamic_socks_port">Generate a random local proxy port each time the inbound is created</string>

V2rayNG/app/src/main/res/values-fa/strings.xml

@@ -221,6 +221,10 @@
     <string name="summary_pref_allow_insecure">هنگام استفاده از TLS، به طور پیش‌ فرض مجوز ناامن فعال است.</string>
 
     <string name="title_pref_socks_port">پورت پروکسی محلی</string>
+    <string name="title_pref_enable_local_proxy">فعال‌سازی پروکسی محلی</string>
+    <string name="summary_pref_enable_local_proxy">When disabled, no SOCKS proxy is available, so subscription updates and similar actions cannot use the proxy</string>
+    <string name="title_pref_socks_enable_udp">SOCKS5 UDP</string>
+    <string name="summary_pref_socks_enable_udp">احراز هویت socks5 هنگام استفاده از UDP کاملاً ایمن نیست</string>
     <string name="summary_pref_socks_port">پورت پروکسی محلی</string>
     <string name="title_pref_dynamic_socks_port">Enable dynamic local proxy port</string>
     <string name="summary_pref_dynamic_socks_port">Generate a random local proxy port each time the inbound is created</string>

V2rayNG/app/src/main/res/values-ru/strings.xml

@@ -225,6 +225,10 @@
     <string name="summary_pref_allow_insecure">Для TLS по умолчанию разрешены небезопасные соединения</string>
 
     <string name="title_pref_socks_port">Порт локального прокси</string>
+    <string name="title_pref_enable_local_proxy">Включить локальный прокси</string>
+    <string name="summary_pref_enable_local_proxy">When disabled, no SOCKS proxy is available, so subscription updates and similar actions cannot use the proxy</string>
+    <string name="title_pref_socks_enable_udp">SOCKS5 UDP</string>
+    <string name="summary_pref_socks_enable_udp">Аутентификация socks5 не полностью безопасна при использовании UDP</string>
     <string name="summary_pref_socks_port">Порт локального прокси</string>
     <string name="title_pref_dynamic_socks_port">Динамически менять порт локального прокси</string>
     <string name="summary_pref_dynamic_socks_port">Использовать случайный порт локального прокси при каждом создании соединения</string>

V2rayNG/app/src/main/res/values-vi/strings.xml

@@ -223,6 +223,10 @@
     <string name="summary_pref_allow_insecure">Khi nhập những cấu hình có bảo mật TLS, mặc định sẽ không xác minh chứng chỉ.</string>
 
     <string name="title_pref_socks_port">Cổng Proxy Local</string>
+    <string name="title_pref_enable_local_proxy">Bật proxy cục bộ</string>
+    <string name="summary_pref_enable_local_proxy">When disabled, no SOCKS proxy is available, so subscription updates and similar actions cannot use the proxy</string>
+    <string name="title_pref_socks_enable_udp">SOCKS5 UDP</string>
+    <string name="summary_pref_socks_enable_udp">Xác thực socks5 không hoàn toàn an toàn khi sử dụng UDP</string>
     <string name="summary_pref_socks_port">Cổng Proxy Local</string>
     <string name="title_pref_dynamic_socks_port">Enable dynamic local proxy port</string>
     <string name="summary_pref_dynamic_socks_port">Generate a random local proxy port each time the inbound is created</string>

V2rayNG/app/src/main/res/values-zh-rCN/strings.xml

@@ -220,6 +220,10 @@
     <string name="summary_pref_allow_insecure">传输层安全选 tls 时，默认跳过证书验证 (allowInsecure)</string>
 
      <string name="title_pref_socks_port">本地代理端口</string>
+    <string name="title_pref_enable_local_proxy">启用本地代理</string>
+    <string name="summary_pref_enable_local_proxy">不开启时没有 socks 代理，无法通过代理更新订阅等</string>
+    <string name="title_pref_socks_enable_udp">SOCKS5 UDP</string>
+    <string name="summary_pref_socks_enable_udp">使用 UDP 时，socks5 认证并不完全安全</string>
      <string name="summary_pref_socks_port">本地代理端口</string>
      <string name="title_pref_dynamic_socks_port">启用动态本地代理端口</string>
      <string name="summary_pref_dynamic_socks_port">每次生成 inbound 时随机生成一个本地代理端口</string>

V2rayNG/app/src/main/res/values-zh-rTW/strings.xml

@@ -221,6 +221,10 @@
     <string name="summary_pref_allow_insecure">傳輸層安全選 tls 時，預設跳過憑證驗證 (allowInsecure)</string>
 
     <string name="title_pref_socks_port">本地代理埠</string>
+    <string name="title_pref_enable_local_proxy">啟用本地代理</string>
+    <string name="summary_pref_enable_local_proxy">未開啟時沒有 socks 代理，無法透過代理更新訂閱等</string>
+    <string name="title_pref_socks_enable_udp">SOCKS5 UDP</string>
+    <string name="summary_pref_socks_enable_udp">使用 UDP 時，socks5 認證並不完全安全</string>
     <string name="summary_pref_socks_port">本地代理埠</string>
     <string name="title_pref_dynamic_socks_port">啟用動態本地代理埠</string>
     <string name="summary_pref_dynamic_socks_port">每次產生 inbound 時隨機產生一個本地代理埠</string>

V2rayNG/app/src/main/res/values/strings.xml

@@ -227,6 +227,10 @@
     <string name="summary_pref_allow_insecure">When TLS is selected, allow insecure connections by default</string>
 
     <string name="title_pref_socks_port">Local proxy port</string>
+    <string name="title_pref_enable_local_proxy">Enable local proxy</string>
+    <string name="summary_pref_enable_local_proxy">When disabled, no SOCKS proxy is available, so subscription updates and similar actions cannot use the proxy</string>
+    <string name="title_pref_socks_enable_udp">SOCKS5 UDP</string>
+    <string name="summary_pref_socks_enable_udp">SOCKS5 authentication is not fully secure when using UDP.</string>
     <string name="summary_pref_socks_port">Local proxy port</string>
     <string name="title_pref_dynamic_socks_port">Enable dynamic local proxy port</string>
     <string name="summary_pref_dynamic_socks_port">Generate a random local proxy port each time the inbound is created</string>

V2rayNG/app/src/main/res/xml/pref_settings.xml

@@ -146,15 +146,20 @@
 
         <CheckBoxPreference
             android:defaultValue="false"
-            android:key="pref_proxy_sharing_enabled"
-            android:summary="@string/summary_pref_proxy_sharing_enabled"
-            android:title="@string/title_pref_proxy_sharing_enabled" />
+            android:key="pref_allow_insecure"
+            android:title="@string/title_pref_allow_insecure" />
+
+        <CheckBoxPreference
+            android:defaultValue="true"
+            android:key="pref_enable_local_proxy"
+            android:summary="@string/summary_pref_enable_local_proxy"
+            android:title="@string/title_pref_enable_local_proxy" />
 
         <CheckBoxPreference
             android:defaultValue="false"
-            android:key="pref_allow_insecure"
-            android:summary="@string/summary_pref_allow_insecure"
-            android:title="@string/title_pref_allow_insecure" />
+            android:key="pref_proxy_sharing_enabled"
+            android:summary="@string/summary_pref_proxy_sharing_enabled"
+            android:title="@string/title_pref_proxy_sharing_enabled" />
 
         <EditTextPreference
             android:inputType="number"
@@ -179,6 +184,12 @@
             android:summary="@string/summary_pref_socks_password"
             android:title="@string/title_pref_socks_password" />
 
+        <CheckBoxPreference
+            android:defaultValue="true"
+            android:key="pref_socks_enable_udp"
+            android:summary="@string/summary_pref_socks_enable_udp"
+            android:title="@string/title_pref_socks_enable_udp" />
+
         <EditTextPreference
             android:key="pref_remote_dns"
             android:summary="@string/summary_pref_remote_dns"