fix: enhance encryption handling in SecureQSettings

* Updated encryptText to return std::optional<QByteArray> for better error handling.
* Added fallback to plaintext storage if encryption fails in setValue method.
* Improved logging for encryption errors and empty key scenarios.

.github/workflows/deploy.yml

@@ -10,10 +10,10 @@ env:
 
 jobs:
   Build-Linux-Ubuntu:
-    runs-on: ubuntu-22.04
+    runs-on: 4-core
 
     env:
-      QT_VERSION: 6.6.2
+      QT_VERSION: 6.8.3
       QIF_VERSION: 4.7
       PROD_AGW_PUBLIC_KEY: ${{ secrets.PROD_AGW_PUBLIC_KEY }}
       PROD_S3_ENDPOINT: ${{ secrets.PROD_S3_ENDPOINT }}
@@ -30,13 +30,15 @@ jobs:
         version: ${{ env.QT_VERSION }}
         host: 'linux'
         target: 'desktop'
-        arch: 'gcc_64'
+        arch: 'linux_gcc_64'
         modules: 'qtremoteobjects qt5compat qtshadertools'
         dir: ${{ runner.temp }}
         setup-python: 'true'
         tools: 'tools_ifw'
         set-env: 'true'
-        extra: '--external 7z --base ${{ env.QT_MIRROR }}'
+        aqtversion: '==3.3.0'       
+        py7zrversion: '==0.22.*'  
+        extra: '--base ${{ env.QT_MIRROR }}' 
 
     - name: 'Get sources'
       uses: actions/checkout@v4
@@ -51,8 +53,8 @@ jobs:
         echo "VERSION=$VERSION" >> $GITHUB_ENV
         echo "Version: $VERSION"
 
-    - name: 'Setup ccache'
+    # - name: 'Setup ccache'
-      uses: hendrikmuhs/ccache-action@v1.2
+    #   uses: hendrikmuhs/ccache-action@v1.2
 
     - name: 'Build project'
       run: |
@@ -91,7 +93,7 @@ jobs:
     runs-on: windows-latest
 
     env:
-      QT_VERSION: 6.6.2
+      QT_VERSION: 6.10.1
       QIF_VERSION: 4.7
       BUILD_ARCH: 64
       PROD_AGW_PUBLIC_KEY: ${{ secrets.PROD_AGW_PUBLIC_KEY }}
@@ -117,8 +119,8 @@ jobs:
         echo "VERSION=$VERSION" >> $GITHUB_ENV
         echo "Version: $VERSION"
 
-    - name: 'Setup ccache'
+    # - name: 'Setup ccache'
-      uses: hendrikmuhs/ccache-action@v1.2
+    #   uses: hendrikmuhs/ccache-action@v1.2
 
     - name: 'Install Qt'
       uses: jurplel/install-qt-action@v3
@@ -126,25 +128,43 @@ jobs:
         version: ${{ env.QT_VERSION }}
         host: 'windows'
         target: 'desktop'
-        arch: 'win64_msvc2019_64'
+        arch: 'win64_msvc2022_64'
         modules: 'qtremoteobjects qt5compat qtshadertools'
         dir: ${{ runner.temp }}
         setup-python: 'true'
         tools: 'tools_ifw'
         set-env: 'true'
-        extra: '--external 7z --base ${{ env.QT_MIRROR }}'
+        aqtversion: '==3.3.0'       
+        py7zrversion: '==0.22.*'  
+        extra: '--base ${{ env.QT_MIRROR }}' 
 
     - name: 'Setup mvsc'
       uses: ilammy/msvc-dev-cmd@v1
       with:
         arch: 'x64'
 
+    - name: 'Setup .NET SDK'
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '8.0.x'
+
+    - name: 'Install WiX Toolset'
+      shell: powershell
+      run: |
+        dotnet tool install --global wix --version 4.0.6
+        wix extension add -g WixToolset.UI.wixext/4.0.6
+        wix extension add -g WixToolset.Util.wixext/4.0.6
+        wix extension list -g
+        $wixBinDir = Join-Path $env:USERPROFILE ".dotnet\tools"
+        echo "WIX_BIN_DIR=$wixBinDir" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
+
     - name: 'Build project'
       shell: cmd
       run: |
         set BUILD_ARCH=${{ env.BUILD_ARCH }}
-        set QT_BIN_DIR="${{ runner.temp }}\\Qt\\${{ env.QT_VERSION }}\\msvc2019_64\\bin"
+        set QT_BIN_DIR="${{ runner.temp }}\\Qt\\${{ env.QT_VERSION }}\\msvc2022_64\\bin"
         set QIF_BIN_DIR="${{ runner.temp }}\\Qt\\Tools\\QtInstallerFramework\\${{ env.QIF_VERSION }}\\bin"
+        set WIX_BIN_DIR=%USERPROFILE%\.dotnet\tools
         call deploy\\build_windows.bat
 
     - name: 'Rename Windows installer'
@@ -159,6 +179,13 @@ jobs:
         path: AmneziaVPN_${{ env.VERSION }}_x64.exe
         retention-days: 7
 
+    - name: 'Upload MSI installer artifact'
+      uses: actions/upload-artifact@v4
+      with:
+        name: AmneziaVPN_Windows_MSI_installer
+        path: AmneziaVPN_x${{ env.BUILD_ARCH }}.msi
+        retention-days: 7
+
     - name: 'Upload unpacked artifact'
       uses: actions/upload-artifact@v4
       with:
@@ -169,10 +196,10 @@ jobs:
 # ------------------------------------------------------
 
   Build-iOS:
-    runs-on: macos-13
+    runs-on: macos-latest
 
     env:
-      QT_VERSION: 6.6.2
+      QT_VERSION: 6.10.1
       CC: cc
       CXX: c++
       PROD_AGW_PUBLIC_KEY: ${{ secrets.PROD_AGW_PUBLIC_KEY }}
@@ -187,7 +214,7 @@ jobs:
     - name: 'Setup xcode'
       uses: maxim-lobanov/setup-xcode@v1
       with:
-        xcode-version: '15.2'
+        xcode-version: '26.1'
 
     - name: 'Install desktop Qt'
       uses: jurplel/install-qt-action@v3
@@ -231,8 +258,8 @@ jobs:
         submodules: 'true'
         fetch-depth: 10
 
-    - name: 'Setup ccache'
+    # - name: 'Setup ccache'
-      uses: hendrikmuhs/ccache-action@v1.2
+    #   uses: hendrikmuhs/ccache-action@v1.2
 
     - name: 'Install dependencies'
       run: pip install jsonschema jinja2
@@ -323,8 +350,8 @@ jobs:
         submodules: 'true'
         fetch-depth: 10
 
-    - name: 'Setup ccache'
+    # - name: 'Setup ccache'
-      uses: hendrikmuhs/ccache-action@v1.2
+    #   uses: hendrikmuhs/ccache-action@v1.2
 
     - name: 'Build project'
       run: |
@@ -351,7 +378,7 @@ jobs:
     runs-on: macos-latest
 
     env:
-      QT_VERSION: 6.8.3
+      QT_VERSION: 6.10.1
 
       MAC_TEAM_ID: ${{ secrets.MAC_TEAM_ID }}
 
@@ -389,15 +416,11 @@ jobs:
         arch: 'clang_64'
         modules: 'qtremoteobjects qt5compat qtshadertools'
         dir: ${{ runner.temp }}
-        #setup-python: 'true'
-        #set-env: 'true'
-        #extra: '--external 7z --base ${{ env.QT_MIRROR }}'
         setup-python: 'true'
         set-env: 'true'
         aqtversion: '==3.3.0'       
         py7zrversion: '==0.22.*'  
         extra: '--base ${{ env.QT_MIRROR }}' 
-        cache: 'true'
 
     - name: 'Get sources'
       uses: actions/checkout@v4
@@ -412,8 +435,8 @@ jobs:
         echo "VERSION=$VERSION" >> $GITHUB_ENV
         echo "Version: $VERSION"
 
-    - name: 'Setup ccache'
+    # - name: 'Setup ccache'
-      uses: hendrikmuhs/ccache-action@v1.2
+    #   uses: hendrikmuhs/ccache-action@v1.2
 
     - name: 'Build project'
       run: |
@@ -444,7 +467,7 @@ jobs:
     runs-on: macos-latest
 
     env:
-      QT_VERSION: 6.8.3
+      QT_VERSION: 6.10.1
 
       MAC_TEAM_ID: ${{ secrets.MAC_TEAM_ID }}
 
@@ -464,21 +487,31 @@ jobs:
     - name: 'Setup xcode'
       uses: maxim-lobanov/setup-xcode@v1
       with:
-        xcode-version: '16.2.0'
+        xcode-version: '26.1'
 
-    - name: 'Install Qt'
+    - name: 'Install desktop Qt'
       uses: jurplel/install-qt-action@v3
       with:
         version: ${{ env.QT_VERSION }}
         host: 'mac'
         target: 'desktop'
+        modules: 'qtremoteobjects qt5compat qtshadertools qtmultimedia'
         arch: 'clang_64'
-        modules: 'qtremoteobjects qt5compat qtshadertools'
         dir: ${{ runner.temp }}
-        setup-python: 'true'
         set-env: 'true'
-        extra: '--external 7z --base ${{ env.QT_MIRROR }}'
+        extra: '--base ${{ env.QT_MIRROR }}'
 
+    - name: 'Install go'
+      uses: actions/setup-go@v5
+      with:
+        go-version: '1.24'
+        cache: false
+
+    - name: 'Setup gomobile'
+      run: |
+          export PATH=$PATH:~/go/bin
+          go install golang.org/x/mobile/cmd/gomobile@latest
+          gomobile init
 
     - name: 'Get sources'
       uses: actions/checkout@v4
@@ -486,8 +519,8 @@ jobs:
         submodules: 'true'
         fetch-depth: 10
 
-    - name: 'Setup ccache'
+    # - name: 'Setup ccache'
-      uses: hendrikmuhs/ccache-action@v1.2
+    #   uses: hendrikmuhs/ccache-action@v1.2
 
     - name: 'Build project'
       run: |
@@ -504,11 +537,11 @@ jobs:
 # ------------------------------------------------------
 
   Build-Android:
-    runs-on: ubuntu-latest
+    runs-on: 4-core
 
     env:
       ANDROID_BUILD_PLATFORM: android-36
-      QT_VERSION: 6.8.3
+      QT_VERSION: 6.10.1
       QT_MODULES: 'qtremoteobjects qt5compat qtimageformats qtshadertools'
       PROD_AGW_PUBLIC_KEY: ${{ secrets.PROD_AGW_PUBLIC_KEY }}
       PROD_S3_ENDPOINT: ${{ secrets.PROD_S3_ENDPOINT }}
@@ -596,15 +629,15 @@ jobs:
         echo "VERSION=$VERSION" >> $GITHUB_ENV
         echo "Version: $VERSION"
 
-    - name: 'Setup ccache'
+    # - name: 'Setup ccache'
-      uses: hendrikmuhs/ccache-action@v1.2
+    #   uses: hendrikmuhs/ccache-action@v1.2
 
     - name: 'Setup Java'
       uses: actions/setup-java@v4
       with:
         distribution: 'temurin'
         java-version: '17'
-        cache: 'gradle'
+        # cache: 'gradle'
 
     - name: 'Setup Android NDK'
       id: setup-ndk

CMakeLists.txt

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.25.0 FATAL_ERROR)
 
 set(PROJECT AmneziaVPN)
-set(AMNEZIAVPN_VERSION 4.8.11.5)
+set(AMNEZIAVPN_VERSION 4.8.12.8)
 
 project(${PROJECT} VERSION ${AMNEZIAVPN_VERSION}
         DESCRIPTION "AmneziaVPN"
@@ -12,7 +12,7 @@ string(TIMESTAMP CURRENT_DATE "%Y-%m-%d")
 set(RELEASE_DATE "${CURRENT_DATE}")
 
 set(APP_MAJOR_VERSION ${CMAKE_PROJECT_VERSION_MAJOR}.${CMAKE_PROJECT_VERSION_MINOR}.${CMAKE_PROJECT_VERSION_PATCH})
-set(APP_ANDROID_VERSION_CODE 2100)
+set(APP_ANDROID_VERSION_CODE 2104)
 
 if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
     set(MZ_PLATFORM_NAME "linux")
@@ -49,3 +49,36 @@ if(NOT IOS AND NOT ANDROID AND NOT MACOS_NE)
 
     include(${CMAKE_SOURCE_DIR}/deploy/installer/config.cmake)
 endif()
+
+set(AMNEZIA_STAGE_DIR "${CMAKE_BINARY_DIR}/stage")
+
+if(WIN32 AND NOT IOS AND NOT ANDROID AND NOT MACOS_NE)
+    file(TO_CMAKE_PATH "${AMNEZIA_STAGE_DIR}" AMNEZIA_STAGE_DIR_CMAKE)
+
+    set(CPACK_GENERATOR "WIX")
+    set(CPACK_WIX_VERSION 4)
+    set(CPACK_PACKAGE_NAME "AmneziaVPN")
+    set(CPACK_PACKAGE_VENDOR "AmneziaVPN")
+    set(CPACK_PACKAGE_VERSION ${AMNEZIAVPN_VERSION})
+    set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "AmneziaVPN client")
+    set(CPACK_PACKAGE_INSTALL_DIRECTORY "AmneziaVPN")
+    set(CPACK_PACKAGE_DIRECTORY "${CMAKE_BINARY_DIR}")
+    set(CPACK_PACKAGE_EXECUTABLES "AmneziaVPN" "AmneziaVPN")
+    set(CPACK_WIX_UPGRADE_GUID "{2D55AC62-96D6-4692-8C05-0D85BBF95485}")
+    set(CPACK_WIX_PRODUCT_ICON "${CMAKE_SOURCE_DIR}/client/images/app.ico")
+
+    # WiX patches
+    set(_AMNEZIA_WIX_PATCH_SERVICE "${CMAKE_SOURCE_DIR}/deploy/installer/wix/service_install_patch.xml")
+    set(_AMNEZIA_WIX_PATCH_CLOSE_APP "${CMAKE_SOURCE_DIR}/deploy/installer/wix/close_client_patch.xml")
+    file(TO_CMAKE_PATH "${_AMNEZIA_WIX_PATCH_SERVICE}" _AMNEZIA_WIX_PATCH_SERVICE_CMAKE)
+    file(TO_CMAKE_PATH "${_AMNEZIA_WIX_PATCH_CLOSE_APP}" _AMNEZIA_WIX_PATCH_CLOSE_APP_CMAKE)
+    set(CPACK_WIX_PATCH_FILE "${_AMNEZIA_WIX_PATCH_SERVICE_CMAKE};${_AMNEZIA_WIX_PATCH_CLOSE_APP_CMAKE}")
+
+    # WiX v4 Util extension for CloseApplication + namespace for util
+    set(CPACK_WIX_EXTENSIONS "${CPACK_WIX_EXTENSIONS};WixToolset.Util.wixext")
+    set(CPACK_WIX_CUSTOM_XMLNS "util=http://wixtoolset.org/schemas/v4/wxs/util")
+
+    set(CPACK_INSTALLED_DIRECTORIES "${AMNEZIA_STAGE_DIR_CMAKE};/")
+
+    include(CPack)
+endif()

client/amnezia_application.cpp

@@ -27,10 +27,15 @@
 #include <QtQuick/QQuickWindow>  // for QQuickWindow
 #include <QWindow>              // for qobject_cast<QWindow*>
 
+bool AmneziaApplication::m_forceQuit = false;
+
 AmneziaApplication::AmneziaApplication(int &argc, char *argv[]) : AMNEZIA_BASE_CLASS(argc, argv),
       m_optAutostart({QStringLiteral("a"), QStringLiteral("autostart")}, QStringLiteral("System autostart")),
-      m_optCleanup  ({QStringLiteral("c"), QStringLiteral("cleanup")}, QStringLiteral("Cleanup logs"))
+      m_optCleanup  ({QStringLiteral("c"), QStringLiteral("cleanup")}, QStringLiteral("Cleanup logs")),
+      m_optConnect  ({QStringLiteral("connect")}, QStringLiteral("Connect to server by index on startup"), QStringLiteral("index")),
+      m_optImport   ({QStringLiteral("import")}, QStringLiteral("Import configuration from data string"), QStringLiteral("data"))
 {
+    setDesktopFileName(QStringLiteral(APPLICATION_NAME));
     setQuitOnLastWindowClosed(false);
 
     // Fix config file permissions
@@ -55,11 +60,13 @@ AmneziaApplication::AmneziaApplication(int &argc, char *argv[]) : AMNEZIA_BASE_C
 
 AmneziaApplication::~AmneziaApplication()
 {
-    if (m_vpnConnection) {
+#ifdef AMNEZIA_DESKTOP
-        QMetaObject::invokeMethod(m_vpnConnection.get(), "disconnectSlots", Qt::QueuedConnection);
+    if (m_vpnConnection && m_vpnConnectionThread.isRunning()) {
-        QMetaObject::invokeMethod(m_vpnConnection.get(), "disconnectFromVpn", Qt::QueuedConnection);
+        QMetaObject::invokeMethod(m_vpnConnection.get(), "disconnectSlots", Qt::BlockingQueuedConnection);
-        QThread::msleep(2000);
+        
+        QMetaObject::invokeMethod(m_vpnConnection.get(), "disconnectFromVpn", Qt::BlockingQueuedConnection);
     }
+#endif
 
     m_vpnConnectionThread.requestInterruption();
     m_vpnConnectionThread.quit();
@@ -70,7 +77,6 @@ AmneziaApplication::~AmneziaApplication()
     }
 
     if (m_engine) {
-        QObject::disconnect(m_engine, 0, 0, 0);
         delete m_engine;
     }
 }
@@ -90,9 +96,6 @@ namespace {
 
 void AmneziaApplication::init()
 {
-#ifdef Q_OS_ANDROID
-    clearQtCaches();
-#endif
     m_engine = new QQmlApplicationEngine;
 
     const QUrl url(QStringLiteral("qrc:/ui/qml/main2.qml"));
@@ -126,6 +129,16 @@ void AmneziaApplication::init()
     m_coreController.reset(new CoreController(m_vpnConnection, m_settings, m_engine));
 
     m_engine->addImportPath("qrc:/ui/qml/Modules/");
+
+    if (m_parser.isSet(m_optImport)) {
+        const QString data = m_parser.value(m_optImport);
+        if (!data.isEmpty()) {
+            if (m_coreController) {
+                m_coreController->importConfigFromData(data);
+            }
+        }
+    }
+
     m_engine->load(url);
 
     m_coreController->setQmlRoot();
@@ -165,6 +178,18 @@ void AmneziaApplication::init()
         }
     });
 #endif
+
+    if (m_parser.isSet(m_optConnect)) {
+        bool ok = false;
+        int idx = m_parser.value(m_optConnect).toInt(&ok);
+        if (ok) {
+            QTimer::singleShot(0, this, [this, idx]() {
+                if (m_coreController) {
+                    m_coreController->openConnectionByIndex(idx);
+                }
+            });
+        }
+    }
 }
 
 void AmneziaApplication::registerTypes()
@@ -211,6 +236,8 @@ bool AmneziaApplication::parseCommands()
 
     m_parser.addOption(m_optAutostart);
     m_parser.addOption(m_optCleanup);
+    m_parser.addOption(m_optConnect);
+    m_parser.addOption(m_optImport);
     
     m_parser.process(*this);
 
@@ -247,9 +274,13 @@ bool AmneziaApplication::eventFilter(QObject *watched, QEvent *event)
 #if defined(Q_OS_ANDROID) || defined(Q_OS_IOS)
         quit();
 #else
+        if (m_forceQuit) {
+            quit();
+        } else {
             if (m_coreController && m_coreController->pageController()) {
                 m_coreController->pageController()->hideMainWindow();
             }
+        }
 #endif
         return true; // eat the close
     }
@@ -257,6 +288,12 @@ bool AmneziaApplication::eventFilter(QObject *watched, QEvent *event)
     return QObject::eventFilter(watched, event);
 }
 
+void AmneziaApplication::forceQuit()
+{
+    m_forceQuit = true;
+    quit();
+}
+
 QQmlApplicationEngine *AmneziaApplication::qmlEngine() const
 {
     return m_engine;

client/amnezia_application.h

@@ -45,7 +45,11 @@ public:
     QNetworkAccessManager *networkManager();
     QClipboard *getClipboard();
 
+public slots:
+    void forceQuit();
+
 private:
+    static bool m_forceQuit;
     QQmlApplicationEngine *m_engine {};
     std::shared_ptr<Settings> m_settings;
 
@@ -58,6 +62,8 @@ private:
 
     QCommandLineOption m_optAutostart;
     QCommandLineOption m_optCleanup;
+    QCommandLineOption m_optConnect;
+    QCommandLineOption m_optImport;
 
     QSharedPointer<VpnConnection> m_vpnConnection;
     QThread m_vpnConnectionThread;

client/android/openvpn/src/main/kotlin/org/amnezia/vpn/protocol/openvpn/OpenVpn.kt

@@ -93,7 +93,7 @@ open class OpenVpn : Protocol() {
         openVpnClient = null
     }
 
-    override fun reconnectVpn(vpnBuilder: Builder) {
+    override fun reconnectVpn(vpnBuilder: Builder, protect: (Int) -> Boolean) {
         openVpnClient?.let {
             it.establish = makeEstablish(vpnBuilder)
             it.reconnect(0)

client/android/protocolApi/src/main/kotlin/Protocol.kt

@@ -42,7 +42,7 @@ abstract class Protocol {
 
     abstract fun stopVpn()
 
-    abstract fun reconnectVpn(vpnBuilder: Builder)
+    abstract fun reconnectVpn(vpnBuilder: Builder, protect: (Int) -> Boolean)
 
     protected fun ProtocolConfig.Builder.configSplitTunneling(config: JSONObject) {
         if (!allowSplitTunneling) {

client/android/src/org/amnezia/vpn/AmneziaActivity.kt

@@ -269,9 +269,19 @@ class AmneziaActivity : QtActivity() {
         super.onStop()
     }
 
+    override fun onWindowFocusChanged(hasFocus: Boolean) {
+        super.onWindowFocusChanged(hasFocus)
+        Log.d(TAG, "Window focus changed: hasFocus=$hasFocus")
+    }
+
+    override fun onPause() {
+        super.onPause()
+        Log.d(TAG, "Pause Amnezia activity")
+    }
+
     override fun onResume() {
         super.onResume()
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
+       /* if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
             window.decorView.apply {
                 invalidate()
 
@@ -288,7 +298,8 @@ class AmneziaActivity : QtActivity() {
                     invalidate()
                 }, 250)
             }
-        }
+        }  */      
+        Log.d(TAG, "Resume Amnezia activity")
     }
 
     private fun configureWindowForEdgeToEdge() {
@@ -314,6 +325,11 @@ class AmneziaActivity : QtActivity() {
                 addFlags(LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS)
                 statusBarColor = getColor(R.color.black)
             }
+
+            WindowInsetsControllerCompat(window, window.decorView).apply {
+                isAppearanceLightStatusBars = false
+                isAppearanceLightNavigationBars = false
+            }
         }
     }
 

client/android/src/org/amnezia/vpn/AmneziaVpnService.kt

@@ -565,7 +565,7 @@ open class AmneziaVpnService : VpnService() {
         protocolState.value = RECONNECTING
 
         connectionJob = connectionScope.launch {
-            vpnProto?.protocol?.reconnectVpn(Builder())
+            vpnProto?.protocol?.reconnectVpn(Builder(), ::protect)
         }
     }
 

client/android/wireguard/src/main/kotlin/org/amnezia/vpn/protocol/wireguard/Wireguard.kt

@@ -12,6 +12,7 @@ import org.amnezia.vpn.protocol.Protocol
 import org.amnezia.vpn.protocol.ProtocolState.CONNECTED
 import org.amnezia.vpn.protocol.ProtocolState.DISCONNECTED
 import org.amnezia.vpn.protocol.Statistics
+import org.amnezia.vpn.protocol.VpnException
 import org.amnezia.vpn.protocol.VpnStartException
 import org.amnezia.vpn.util.LibraryLoader.loadSharedLibrary
 import org.amnezia.vpn.util.Log
@@ -27,6 +28,7 @@ private const val TAG = "Wireguard"
 open class Wireguard : Protocol() {
 
     private var tunnelHandle: Int = -1
+    private var config: WireguardConfig? = null // save config for reconnect
     protected open val ifName: String = "amn0"
     private lateinit var scope: CoroutineScope
     private var statusJob: Job? = null
@@ -61,6 +63,7 @@ open class Wireguard : Protocol() {
     override suspend fun startVpn(config: JSONObject, vpnBuilder: Builder, protect: (Int) -> Boolean) {
         val wireguardConfig = parseConfig(config)
         start(wireguardConfig, vpnBuilder, protect)
+        this.config = wireguardConfig
     }
 
     protected open fun parseConfig(config: JSONObject): WireguardConfig {
@@ -122,23 +125,24 @@ open class Wireguard : Protocol() {
         configData.optStringOrNull("S2")?.let { setS2(it.toInt()) }
         configData.optStringOrNull("S3")?.let { setS3(it.toInt()) }
         configData.optStringOrNull("S4")?.let { setS4(it.toInt()) }
-        configData.optStringOrNull("H1")?.let { setH1(it.toLong()) }
+        configData.optStringOrNull("H1")?.trim()?.let { if (it.isNotEmpty()) setH1(it) }
-        configData.optStringOrNull("H2")?.let { setH2(it.toLong()) }
+        configData.optStringOrNull("H2")?.trim()?.let { if (it.isNotEmpty()) setH2(it) }
-        configData.optStringOrNull("H3")?.let { setH3(it.toLong()) }
+        configData.optStringOrNull("H3")?.trim()?.let { if (it.isNotEmpty()) setH3(it) }
-        configData.optStringOrNull("H4")?.let { setH4(it.toLong()) }
+        configData.optStringOrNull("H4")?.trim()?.let { if (it.isNotEmpty()) setH4(it) }
         configData.optStringOrNull("I1")?.let { setI1(it) }
         configData.optStringOrNull("I2")?.let { setI2(it) }
         configData.optStringOrNull("I3")?.let { setI3(it) }
         configData.optStringOrNull("I4")?.let { setI4(it) }
         configData.optStringOrNull("I5")?.let { setI5(it) }
-        configData.optStringOrNull("J1")?.let { setJ1(it) }
-        configData.optStringOrNull("J2")?.let { setJ2(it) }
-        configData.optStringOrNull("J3")?.let { setJ3(it) }
-        configData.optStringOrNull("Itime")?.let { setItime(it.toInt()) }
     }
 
-    private fun start(config: WireguardConfig, vpnBuilder: Builder, protect: (Int) -> Boolean) {
+    private fun start(
-        if (tunnelHandle != -1) {
+        config: WireguardConfig,
+        vpnBuilder: Builder,
+        protect: (Int) -> Boolean,
+        stopExistingVpn: Boolean = false
+    ) {
+        if (!stopExistingVpn && tunnelHandle != -1) {
             Log.w(TAG, "Tunnel already up")
             return
         }
@@ -146,6 +150,9 @@ open class Wireguard : Protocol() {
         buildVpnInterface(config, vpnBuilder)
 
         vpnBuilder.establish().use { tunFd ->
+            if (stopExistingVpn && tunnelHandle != -1) {
+                turnOffVpn()
+            }
             if (tunFd == null) {
                 throw VpnStartException("Create VPN interface: permission not granted or revoked")
             }
@@ -202,20 +209,25 @@ open class Wireguard : Protocol() {
         return lastHandshake
     }
 
-    override fun stopVpn() {
+    private fun turnOffVpn() {
-        if (tunnelHandle == -1) {
-            Log.w(TAG, "Tunnel already down")
-            return
-        }
         statusJob?.cancel()
         statusJob = null
         val handleToClose = tunnelHandle
         tunnelHandle = -1
         GoBackend.awgTurnOff(handleToClose)
+    }
+
+    override fun stopVpn() {
+        if (tunnelHandle == -1) {
+            Log.w(TAG, "Tunnel already down")
+            return
+        }
+        turnOffVpn()
         state.value = DISCONNECTED
     }
 
-    override fun reconnectVpn(vpnBuilder: Builder) {
+    override fun reconnectVpn(vpnBuilder: Builder, protect: (Int) -> Boolean) {
-        state.value = CONNECTED
+        val config = this.config ?: throw VpnException("Reconnect config is empty")
+        start(config, vpnBuilder, protect, true)
     }
 }

client/android/wireguard/src/main/kotlin/org/amnezia/vpn/protocol/wireguard/WireguardConfig.kt

@@ -22,19 +22,15 @@ open class WireguardConfig protected constructor(
     val s2: Int?,
     val s3: Int?,
     val s4: Int?,
-    val h1: Long?,
+    val h1: String?,
-    val h2: Long?,
+    val h2: String?,
-    val h3: Long?,
+    val h3: String?,
-    val h4: Long?,
+    val h4: String?,
     var i1: String?,
     var i2: String?,
     var i3: String?,
     var i4: String?,
     var i5: String?,
-    var j1: String?,
-    var j2: String?,
-    var j3: String?,
-    var itime: Int?
 ) : ProtocolConfig(protocolConfigBuilder) {
 
     protected constructor(builder: Builder) : this(
@@ -61,10 +57,6 @@ open class WireguardConfig protected constructor(
         builder.i3,
         builder.i4,
         builder.i5,
-        builder.j1,
-        builder.j2,
-        builder.j3,
-        builder.itime
     )
 
     fun toWgUserspaceString(): String = with(StringBuilder()) {
@@ -94,10 +86,6 @@ open class WireguardConfig protected constructor(
             i3?.let { appendLine("i3=$it") }
             i4?.let { appendLine("i4=$it") }
             i5?.let { appendLine("i5=$it") }
-            j1?.let { appendLine("j1=$it") }
-            j2?.let { appendLine("j2=$it") }
-            j3?.let { appendLine("j3=$it") }
-            itime?.let { appendLine("itime=$it") }
         }
     }
 
@@ -152,19 +140,15 @@ open class WireguardConfig protected constructor(
         internal var s2: Int? = null
         internal var s3: Int? = null
         internal var s4: Int? = null
-        internal var h1: Long? = null
+        internal var h1: String? = null
-        internal var h2: Long? = null
+        internal var h2: String? = null
-        internal var h3: Long? = null
+        internal var h3: String? = null
-        internal var h4: Long? = null
+        internal var h4: String? = null
         internal var i1: String? = null
         internal var i2: String? = null
         internal var i3: String? = null
         internal var i4: String? = null
         internal var i5: String? = null
-        internal var j1: String? = null
-        internal var j2: String? = null
-        internal var j3: String? = null
-        internal var itime: Int? = null
 
         fun setEndpoint(endpoint: InetEndpoint) = apply { this.endpoint = endpoint }
 
@@ -185,19 +169,15 @@ open class WireguardConfig protected constructor(
         fun setS2(s2: Int) = apply { this.s2 = s2 }
         fun setS3(s3: Int) = apply { this.s3 = s3 }
         fun setS4(s4: Int) = apply { this.s4 = s4 }
-        fun setH1(h1: Long) = apply { this.h1 = h1 }
+        fun setH1(h1: String) = apply { this.h1 = h1 }
-        fun setH2(h2: Long) = apply { this.h2 = h2 }
+        fun setH2(h2: String) = apply { this.h2 = h2 }
-        fun setH3(h3: Long) = apply { this.h3 = h3 }
+        fun setH3(h3: String) = apply { this.h3 = h3 }
-        fun setH4(h4: Long) = apply { this.h4 = h4 }
+        fun setH4(h4: String) = apply { this.h4 = h4 }
         fun setI1(i1: String) = apply { this.i1 = i1 }
         fun setI2(i2: String) = apply { this.i2 = i2 }
         fun setI3(i3: String) = apply { this.i3 = i3 }
         fun setI4(i4: String) = apply { this.i4 = i4 }
         fun setI5(i5: String) = apply { this.i5 = i5 }
-        fun setJ1(j1: String) = apply { this.j1 = j1 }
-        fun setJ2(j2: String) = apply { this.j2 = j2 }
-        fun setJ3(j3: String) = apply { this.j3 = j3 }
-        fun setItime(itime: Int) = apply { this.itime = itime }
 
         override fun build(): WireguardConfig = configBuild().run { WireguardConfig(this@Builder) }
     }

client/android/xray/src/main/kotlin/Xray.kt

@@ -157,7 +157,7 @@ class Xray : Protocol() {
         state.value = DISCONNECTED
     }
 
-    override fun reconnectVpn(vpnBuilder: Builder) {
+    override fun reconnectVpn(vpnBuilder: Builder, protect: (Int) -> Boolean) {
         state.value = CONNECTED
     }
 
@@ -166,7 +166,7 @@ class Xray : Protocol() {
             mtu = config.mtu.toLong()
             proxy = "socks5://127.0.0.1:${config.socksPort}"
             device = "fd://$fd"
-            logLevel = "warning"
+            logLevel = "warn"
         }
         LibXray.startTun2Socks(tun2SocksConfig, fd.toLong()).isNotNullOrBlank { err ->
             throw VpnStartException("Failed to start tun2socks: $err")

client/cmake/android.cmake

@@ -20,7 +20,11 @@ set(QT_ANDROID_MULTI_ABI_FORWARD_VARS "QT_NO_GLOBAL_APK_TARGET_PART_OF_ALL;CMAKE
 
 # We need to include qtprivate api's
 # As QAndroidBinder is not yet implemented with a public api
-set(LIBS ${LIBS} Qt6::CorePrivate -ljnigraphics)
+# Check if Qt6::CorePrivate is available (may not be in all Qt versions/configurations)
+if(TARGET Qt6::CorePrivate)
+    set(LIBS ${LIBS} Qt6::CorePrivate)
+endif()
+set(LIBS ${LIBS} -ljnigraphics)
 
 link_directories(${CMAKE_CURRENT_SOURCE_DIR}/platforms/android)
 

client/cmake/ios.cmake

@@ -34,6 +34,7 @@ set(HEADERS ${HEADERS}
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/ios_controller_wrapper.h
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/iosnotificationhandler.h
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/QtAppDelegate.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/StoreKitController.h
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/QtAppDelegate-C-Interface.h
 )
 set_source_files_properties(${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/ios_controller.h PROPERTIES OBJECTIVE_CPP_HEADER TRUE)
@@ -46,6 +47,7 @@ set(SOURCES ${SOURCES}
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/iosglue.mm
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/QRCodeReaderBase.mm
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/QtAppDelegate.mm
+    ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/StoreKitController.mm
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/AmneziaSceneDelegateHooks.mm
 )
 

client/cmake/macos_ne.cmake

@@ -35,6 +35,7 @@ set(HEADERS ${HEADERS}
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/ios_controller.h
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/ios_controller_wrapper.h
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/iosnotificationhandler.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/StoreKitController.h
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/QtAppDelegate.h
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/QtAppDelegate-C-Interface.h
 )
@@ -45,6 +46,7 @@ set(SOURCES ${SOURCES}
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/ios_controller.mm
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/ios_controller_wrapper.mm
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/iosnotificationhandler.mm
+    ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/StoreKitController.mm
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/iosglue.mm
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/QRCodeReaderBase.mm
     ${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/QtAppDelegate.mm

client/configurators/awg_configurator.cpp

@@ -41,18 +41,16 @@ QString AwgConfigurator::createConfig(const ServerCredentials &credentials, Dock
     jsonConfig[config_key::underloadPacketMagicHeader] = configMap.value(config_key::underloadPacketMagicHeader);
     jsonConfig[config_key::transportPacketMagicHeader] = configMap.value(config_key::transportPacketMagicHeader);
 
-    // jsonConfig[config_key::cookieReplyPacketJunkSize] = configMap.value(config_key::cookieReplyPacketJunkSize);
+    if (container == DockerContainer::Awg2) {
-    // jsonConfig[config_key::transportPacketJunkSize] = configMap.value(config_key::transportPacketJunkSize);
+        jsonConfig[config_key::cookieReplyPacketJunkSize] = configMap.value(config_key::cookieReplyPacketJunkSize);
+        jsonConfig[config_key::transportPacketJunkSize] = configMap.value(config_key::transportPacketJunkSize);
+    }
 
-    // jsonConfig[config_key::specialJunk1] = configMap.value(amnezia::config_key::specialJunk1);
+    jsonConfig[config_key::specialJunk1] = configMap.value(amnezia::config_key::specialJunk1);
-    // jsonConfig[config_key::specialJunk2] = configMap.value(amnezia::config_key::specialJunk2);
+    jsonConfig[config_key::specialJunk2] = configMap.value(amnezia::config_key::specialJunk2);
-    // jsonConfig[config_key::specialJunk3] = configMap.value(amnezia::config_key::specialJunk3);
+    jsonConfig[config_key::specialJunk3] = configMap.value(amnezia::config_key::specialJunk3);
-    // jsonConfig[config_key::specialJunk4] = configMap.value(amnezia::config_key::specialJunk4);
+    jsonConfig[config_key::specialJunk4] = configMap.value(amnezia::config_key::specialJunk4);
-    // jsonConfig[config_key::specialJunk5] = configMap.value(amnezia::config_key::specialJunk5);
+    jsonConfig[config_key::specialJunk5] = configMap.value(amnezia::config_key::specialJunk5);
-    // jsonConfig[config_key::controlledJunk1] = configMap.value(amnezia::config_key::controlledJunk1);
-    // jsonConfig[config_key::controlledJunk2] = configMap.value(amnezia::config_key::controlledJunk2);
-    // jsonConfig[config_key::controlledJunk3] = configMap.value(amnezia::config_key::controlledJunk3);
-    // jsonConfig[config_key::specialHandshakeTimeout] = configMap.value(amnezia::config_key::specialHandshakeTimeout);
 
     jsonConfig[config_key::mtu] =
             containerConfig.value(ProtocolProps::protoToString(Proto::Awg)).toObject().value(config_key::mtu).toString(protocols::awg::defaultMtu);

client/configurators/wireguard_configurator.cpp

@@ -103,7 +103,11 @@ WireguardConfigurator::ConnectionData WireguardConfigurator::prepareWireguardCon
         return connData;
     }
 
-    QString getIpsScript = QString("cat %1 | grep AllowedIPs").arg(m_serverConfigPath);
+    QString configPath = m_serverConfigPath;
+    if (container == DockerContainer::Awg) {
+        configPath = amnezia::protocols::awg::serverLegacyConfigPath;
+    }
+    QString getIpsScript = QString("cat %1 | grep AllowedIPs").arg(configPath);
     QString stdOut;
     auto cbReadStdOut = [&](const QString &data, libssh::Client &) {
         stdOut += data + "\n";
@@ -161,15 +165,18 @@ WireguardConfigurator::ConnectionData WireguardConfigurator::prepareWireguardCon
                                  "AllowedIPs = %3/32\n\n")
                                  .arg(connData.clientPubKey, connData.pskKey, connData.clientIP);
 
-    errorCode = m_serverController->uploadTextFileToContainer(container, credentials, configPart, m_serverConfigPath,
+    errorCode = m_serverController->uploadTextFileToContainer(container, credentials, configPart, configPath,
                                                               libssh::ScpOverwriteMode::ScpAppendToExisting);
 
     if (errorCode != ErrorCode::NoError) {
         return connData;
     }
 
-    QString script = QString("sudo docker exec -i $CONTAINER_NAME bash -c 'wg syncconf wg0 <(wg-quick strip %1)'")
+    bool isAwg = (container == DockerContainer::Awg2);
-                             .arg(m_serverConfigPath);
+    QString bin = isAwg ? QStringLiteral("awg") : QStringLiteral("wg");
+    QString iface = isAwg ? QStringLiteral("awg0") : QStringLiteral("wg0");
+    QString script = QString(
+        "sudo docker exec -i $CONTAINER_NAME bash -c '%1 syncconf %2 <(%1-quick strip %3)'").arg(bin, iface, configPath);
 
     errorCode = m_serverController->runScript(
             credentials,

client/containers/containers_defs.cpp

@@ -28,7 +28,10 @@ QString ContainerProps::containerToString(amnezia::DockerContainer c)
         return "none";
     if (c == DockerContainer::Cloak)
         return "amnezia-openvpn-cloak";
-
+    if (c == DockerContainer::Awg)
+        return "amnezia-awg";
+    if (c == DockerContainer::Awg2)
+        return "amnezia-awg2";
     QMetaEnum metaEnum = QMetaEnum::fromType<DockerContainer>();
     QString containerKey = metaEnum.valueToKey(static_cast<int>(c));
 
@@ -41,7 +44,10 @@ QString ContainerProps::containerTypeToString(amnezia::DockerContainer c)
         return "none";
     if (c == DockerContainer::Ipsec)
         return "ikev2";
-
+    if (c == DockerContainer::Awg)
+        return "awg";
+    if (c == DockerContainer::Awg2)
+        return "awg";
     QMetaEnum metaEnum = QMetaEnum::fromType<DockerContainer>();
     QString containerKey = metaEnum.valueToKey(static_cast<int>(c));
 
@@ -71,6 +77,8 @@ QVector<amnezia::Proto> ContainerProps::protocolsForContainer(amnezia::DockerCon
 
     case DockerContainer::Socks5Proxy: return { Proto::Socks5Proxy };
 
+    case DockerContainer::Awg: return { Proto::Awg };
+    case DockerContainer::Awg2: return { Proto::Awg };
     default: return { defaultProtocol(container) };
     }
 }
@@ -94,6 +102,7 @@ QMap<DockerContainer, QString> ContainerProps::containerHumanNames()
              { DockerContainer::Cloak, "OpenVPN over Cloak" },
              { DockerContainer::WireGuard, "WireGuard" },
              { DockerContainer::Awg, "AmneziaWG" },
+             { DockerContainer::Awg2, "AmneziaWG" },
              { DockerContainer::Xray, "XRay" },
              { DockerContainer::Ipsec, QObject::tr("IPsec") },
              { DockerContainer::SSXray, "Shadowsocks"},
@@ -120,6 +129,9 @@ QMap<DockerContainer, QString> ContainerProps::containerDescriptions()
              { DockerContainer::Awg,
                QObject::tr("AmneziaWG is a special protocol from Amnezia based on WireGuard. "
                            "It provides high connection speed and ensures stable operation even in the most challenging network conditions.") },
+             { DockerContainer::Awg2,
+               QObject::tr("AmneziaWG is a special protocol from Amnezia based on WireGuard. "
+                           "It provides high connection speed and ensures stable operation even in the most challenging network conditions.") },
              { DockerContainer::Xray,
                QObject::tr("XRay with REALITY masks VPN traffic as web traffic and protects against active probing. "
                            "It is highly resistant to detection and offers high speed.") },
@@ -182,7 +194,7 @@ QMap<DockerContainer, QString> ContainerProps::containerDetailedDescriptions()
                       "* Minimal configuration required\n"
                       "* Easily detected by DPI systems (susceptible to blocking)\n"
                       "* Operates over UDP protocol") },
-        { DockerContainer::Awg,
+        { DockerContainer::Awg2,
           QObject::tr("AmneziaWG is a modern VPN protocol based on WireGuard, "
                       "combining simplified architecture with high performance across all devices. "
                       "It addresses WireGuard's main vulnerability (easy detection by DPI systems) through advanced obfuscation techniques, "
@@ -242,6 +254,7 @@ Proto ContainerProps::defaultProtocol(DockerContainer c)
     case DockerContainer::Cloak: return Proto::Cloak;
     case DockerContainer::ShadowSocks: return Proto::ShadowSocks;
     case DockerContainer::WireGuard: return Proto::WireGuard;
+    case DockerContainer::Awg2: return Proto::Awg;
     case DockerContainer::Awg: return Proto::Awg;
     case DockerContainer::Xray: return Proto::Xray;
     case DockerContainer::Ipsec: return Proto::Ikev2;
@@ -255,6 +268,15 @@ Proto ContainerProps::defaultProtocol(DockerContainer c)
     }
 }
 
+QString ContainerProps::containerTypeToProtocolString(DockerContainer c)
+{
+    if (c == DockerContainer::None)
+        return "none";
+
+    Proto p = defaultProtocol(c);
+    return ProtocolProps::protoToString(p);
+}
+
 bool ContainerProps::isSupportedByCurrentPlatform(DockerContainer c)
 {
 #ifdef Q_OS_WINDOWS
@@ -265,6 +287,7 @@ bool ContainerProps::isSupportedByCurrentPlatform(DockerContainer c)
     switch (c) {
     case DockerContainer::WireGuard: return true;
     case DockerContainer::OpenVpn: return true;
+    case DockerContainer::Awg2: return true;
     case DockerContainer::Awg: return true;
     case DockerContainer::Xray: return true;
     case DockerContainer::Cloak: return true;
@@ -278,6 +301,7 @@ bool ContainerProps::isSupportedByCurrentPlatform(DockerContainer c)
     // macOS build using Network Extension – hide OpenVPN-based containers
     switch (c) {
     case DockerContainer::WireGuard: return true;
+    case DockerContainer::Awg2: return true;
     case DockerContainer::Awg: return true;
     case DockerContainer::Xray: return true;
     case DockerContainer::SSXray: return true;
@@ -300,6 +324,7 @@ bool ContainerProps::isSupportedByCurrentPlatform(DockerContainer c)
     case DockerContainer::WireGuard: return true;
     case DockerContainer::OpenVpn: return true;
     case DockerContainer::ShadowSocks: return false;
+    case DockerContainer::Awg2: return true;
     case DockerContainer::Awg: return true;
     case DockerContainer::Cloak: return true;
     case DockerContainer::Xray: return true;
@@ -329,7 +354,7 @@ QStringList ContainerProps::fixedPortsForContainer(DockerContainer c)
 bool ContainerProps::isEasySetupContainer(DockerContainer container)
 {
     switch (container) {
-    case DockerContainer::Awg: return true;
+    case DockerContainer::Awg2: return true;
     default: return false;
     }
 }
@@ -337,7 +362,7 @@ bool ContainerProps::isEasySetupContainer(DockerContainer container)
 QString ContainerProps::easySetupHeader(DockerContainer container)
 {
     switch (container) {
-    case DockerContainer::Awg: return tr("Automatic");
+    case DockerContainer::Awg2: return tr("Automatic");
     default: return "";
     }
 }
@@ -345,7 +370,7 @@ QString ContainerProps::easySetupHeader(DockerContainer container)
 QString ContainerProps::easySetupDescription(DockerContainer container)
 {
     switch (container) {
-    case DockerContainer::Awg: return tr("AmneziaWG protocol will be installed. "
+    case DockerContainer::Awg2: return tr("AmneziaWG protocol will be installed. "
                                          "It provides high connection speed and ensures stable operation even in the most challenging network conditions.");
     default: return "";
     }
@@ -354,7 +379,7 @@ QString ContainerProps::easySetupDescription(DockerContainer container)
 int ContainerProps::easySetupOrder(DockerContainer container)
 {
     switch (container) {
-    case DockerContainer::Awg: return 1;
+    case DockerContainer::Awg2: return 1;
     default: return 0;
     }
 }
@@ -370,6 +395,12 @@ bool ContainerProps::isShareable(DockerContainer container)
     }
 }
 
+bool ContainerProps::isAwgContainer(DockerContainer container)
+{
+    return container == DockerContainer::Awg || container == DockerContainer::Awg2;
+}
+
+
 QJsonObject ContainerProps::getProtocolConfigFromContainer(const Proto protocol, const QJsonObject &containerConfig)
 {
     QString protocolConfigString = containerConfig.value(ProtocolProps::protoToString(protocol))
@@ -387,7 +418,7 @@ int ContainerProps::installPageOrder(DockerContainer container)
     case DockerContainer::Cloak: return 5;
     case DockerContainer::ShadowSocks: return 6;
     case DockerContainer::WireGuard: return 2;
-    case DockerContainer::Awg: return 1;
+    case DockerContainer::Awg2: return 1;
     case DockerContainer::Xray: return 3;
     case DockerContainer::Ipsec: return 7;
     case DockerContainer::SSXray: return 8;

client/containers/containers_defs.h

@@ -17,6 +17,7 @@ namespace amnezia
         enum DockerContainer {
             None = 0,
             Awg,
+            Awg2,
             WireGuard,
             OpenVpn,
             Cloak,
@@ -45,6 +46,7 @@ namespace amnezia
         Q_INVOKABLE static amnezia::DockerContainer containerFromString(const QString &container);
         Q_INVOKABLE static QString containerToString(amnezia::DockerContainer container);
         Q_INVOKABLE static QString containerTypeToString(amnezia::DockerContainer c);
+        Q_INVOKABLE static QString containerTypeToProtocolString(amnezia::DockerContainer c);
 
         Q_INVOKABLE static QList<amnezia::DockerContainer> allContainers();
 
@@ -71,6 +73,9 @@ namespace amnezia
 
         static bool isShareable(amnezia::DockerContainer container);
 
+        static bool isAwgContainer(amnezia::DockerContainer container);
+
+
         static QJsonObject getProtocolConfigFromContainer(const amnezia::Proto protocol, const QJsonObject &containerConfig);
 
         static int installPageOrder(amnezia::DockerContainer container);

client/core/api/apiDefs.h

@@ -68,6 +68,7 @@ namespace apiDefs
         constexpr QLatin1String migrationCode("migration_code");
 
         constexpr QLatin1String transactionId("transaction_id");
+        constexpr QLatin1String isTestPurchase("is_test_purchase");
 
         constexpr QLatin1String userCountryCode("user_country_code");
 

client/core/api/apiUtils.cpp

@@ -1,6 +1,7 @@
 #include "apiUtils.h"
 
 #include <QDateTime>
+#include <QJsonDocument>
 #include <QJsonObject>
 
 namespace
@@ -88,6 +89,7 @@ amnezia::ErrorCode apiUtils::checkNetworkReplyErrors(const QList<QSslError> &ssl
 {
     const int httpStatusCodeConflict = 409;
     const int httpStatusCodeNotFound = 404;
+    const int httpStatusCodeNotImplemented = 501;
 
     if (!sslErrors.empty()) {
         qDebug().noquote() << sslErrors;
@@ -106,10 +108,20 @@ amnezia::ErrorCode apiUtils::checkNetworkReplyErrors(const QList<QSslError> &ssl
         qDebug() << replyError;
         qDebug() << replyErrorString;
         qDebug() << httpStatusCode;
-        if (httpStatusCode == httpStatusCodeConflict) {
+
+        int httpStatusFromBody = -1;
+        QJsonDocument jsonDoc = QJsonDocument::fromJson(responseBody);
+        if (jsonDoc.isObject()) {
+            QJsonObject jsonObj = jsonDoc.object();
+            httpStatusFromBody = jsonObj.value("http_status").toInt(-1);
+        }
+
+        if (httpStatusFromBody == httpStatusCodeConflict) {
             return amnezia::ErrorCode::ApiConfigLimitError;
-        } else if (httpStatusCode == httpStatusCodeNotFound) {
+        } else if (httpStatusFromBody == httpStatusCodeNotFound) {
             return amnezia::ErrorCode::ApiNotFoundError;
+        } else if (httpStatusFromBody == httpStatusCodeNotImplemented) {
+            return amnezia::ErrorCode::ApiUpdateRequestError;
         }
         return amnezia::ErrorCode::ApiConfigDownloadError;
     }

client/core/controllers/coreController.cpp

@@ -154,9 +154,6 @@ void CoreController::initControllers()
     m_apiConfigsController.reset(new ApiConfigsController(m_serversModel, m_apiServicesModel, m_settings));
     m_engine->rootContext()->setContextProperty("ApiConfigsController", m_apiConfigsController.get());
 
-    m_apiPremV1MigrationController.reset(new ApiPremV1MigrationController(m_serversModel, m_settings, this));
-    m_engine->rootContext()->setContextProperty("ApiPremV1MigrationController", m_apiPremV1MigrationController.get());
-
     m_apiNewsController.reset(new ApiNewsController(m_newsModel, m_settings, m_serversModel, this));
     m_engine->rootContext()->setContextProperty("ApiNewsController", m_apiNewsController.get());
 }
@@ -231,8 +228,6 @@ void CoreController::initSignalHandlers()
     initAutoConnectHandler();
     initAmneziaDnsToggledHandler();
     initPrepareConfigHandler();
-    initImportPremiumV2VpnKeyHandler();
-    initShowMigrationDrawerHandler();
     initStrictKillSwitchHandler();
 }
 
@@ -382,25 +377,6 @@ void CoreController::initPrepareConfigHandler()
     });
 }
 
-void CoreController::initImportPremiumV2VpnKeyHandler()
-{
-    connect(m_apiPremV1MigrationController.get(), &ApiPremV1MigrationController::importPremiumV2VpnKey, this, [this](const QString &vpnKey) {
-        m_importController->extractConfigFromData(vpnKey);
-        m_importController->importConfig();
-
-        emit m_apiPremV1MigrationController->migrationFinished();
-    });
-}
-
-void CoreController::initShowMigrationDrawerHandler()
-{
-    QTimer::singleShot(1000, this, [this]() {
-        if (m_apiPremV1MigrationController->isPremV1MigrationReminderActive() && m_apiPremV1MigrationController->hasConfigsToMigration()) {
-            m_apiPremV1MigrationController->showMigrationDrawer();
-        }
-    });
-}
-
 void CoreController::initStrictKillSwitchHandler()
 {
     connect(m_settingsController.get(), &SettingsController::strictKillSwitchEnabledChanged, m_vpnConnection.get(),
@@ -411,3 +387,22 @@ QSharedPointer<PageController> CoreController::pageController() const
 {
     return m_pageController;
 }
+
+void CoreController::openConnectionByIndex(int serverIndex)
+{
+    if (m_serversModel) {
+        m_serversModel->setProcessedServerIndex(serverIndex);
+        m_serversModel->setDefaultServerIndex(serverIndex);
+    }
+    m_connectionController->toggleConnection();
+}
+
+void CoreController::importConfigFromData(const QString &data)
+{
+    if (!m_importController)
+        return;
+
+    if (m_importController->extractConfigFromData(data)) {
+        m_importController->importConfig();
+    }
+}

client/core/controllers/coreController.h

@@ -11,7 +11,6 @@
 
 #include "ui/controllers/api/apiConfigsController.h"
 #include "ui/controllers/api/apiSettingsController.h"
-#include "ui/controllers/api/apiPremV1MigrationController.h"
 #include "ui/controllers/api/apiNewsController.h"
 #include "ui/controllers/appSplitTunnelingController.h"
 #include "ui/controllers/allowedDnsController.h"
@@ -65,6 +64,9 @@ public:
     QSharedPointer<PageController> pageController() const;
     void setQmlRoot();
 
+    void openConnectionByIndex(int serverIndex);
+    void importConfigFromData(const QString &data);
+
 signals:
     void translationsUpdated();
     void websiteUrlChanged(const QString &newUrl);
@@ -90,8 +92,6 @@ private:
     void initAutoConnectHandler();
     void initAmneziaDnsToggledHandler();
     void initPrepareConfigHandler();
-    void initImportPremiumV2VpnKeyHandler();
-    void initShowMigrationDrawerHandler();
     void initStrictKillSwitchHandler();
 
     QQmlApplicationEngine *m_engine {}; // TODO use parent child system here?
@@ -119,7 +119,6 @@ private:
 
     QScopedPointer<ApiSettingsController> m_apiSettingsController;
     QScopedPointer<ApiConfigsController> m_apiConfigsController;
-    QScopedPointer<ApiPremV1MigrationController> m_apiPremV1MigrationController;
     QScopedPointer<ApiNewsController> m_apiNewsController;
 
     QSharedPointer<ContainersModel> m_containersModel;

client/core/controllers/gatewayController.cpp

@@ -41,6 +41,11 @@ namespace
     constexpr QLatin1String errorResponsePattern3("Account not found.");
 
     constexpr QLatin1String updateRequestResponsePattern("client version update is required");
+
+    constexpr int httpStatusCodeNotFound = 404;
+    constexpr int httpStatusCodeConflict = 409;
+
+    constexpr int httpStatusCodeNotImplemented = 501;
 }
 
 GatewayController::GatewayController(const QString &gatewayEndpoint, const bool isDevEnvironment, const int requestTimeoutMsecs,
@@ -74,7 +79,11 @@ GatewayController::EncryptedRequestData GatewayController::prepareRequest(const
         QString host = QUrl(encRequestData.request.url()).host();
         QString ip = NetworkUtilities::getIPAddress(host);
         if (!ip.isEmpty()) {
-            IpcClient::Interface()->addKillSwitchAllowedRange(QStringList { ip });
+            IpcClient::withInterface([&](QSharedPointer<IpcInterfaceReplica> iface) {
+                QRemoteObjectPendingReply<bool> reply = iface->addKillSwitchAllowedRange(QStringList { ip });
+                if (!reply.waitForFinished(1000) || !reply.returnValue())
+                    qWarning() << "GatewayController::prepareRequest(): Failed to execute remote addKillSwitchAllowedRange call";
+            });
         }
     }
 #endif
@@ -126,6 +135,26 @@ GatewayController::EncryptedRequestData GatewayController::prepareRequest(const
     return encRequestData;
 }
 
+GatewayController::DecryptionResult GatewayController::tryDecryptResponseBody(const QByteArray &encryptedResponseBody,
+                                                                              QNetworkReply::NetworkError replyError, const QByteArray &key,
+                                                                              const QByteArray &iv, const QByteArray &salt)
+{
+    DecryptionResult result;
+    result.decryptedBody = encryptedResponseBody;
+    result.isDecryptionSuccessful = false;
+
+    try {
+        QSimpleCrypto::QBlockCipher blockCipher;
+        result.decryptedBody = blockCipher.decryptAesBlockCipher(encryptedResponseBody, key, iv, "", salt);
+        result.isDecryptionSuccessful = true;
+    } catch (...) {
+        result.decryptedBody = encryptedResponseBody;
+        result.isDecryptionSuccessful = false;
+    }
+
+    return result;
+}
+
 ErrorCode GatewayController::post(const QString &endpoint, const QJsonObject apiPayload, QByteArray &responseBody)
 {
     EncryptedRequestData encRequestData = prepareRequest(endpoint, apiPayload);
@@ -149,21 +178,27 @@ ErrorCode GatewayController::post(const QString &endpoint, const QJsonObject api
 
     reply->deleteLater();
 
-    if (sslErrors.isEmpty()
+    auto decryptionResult =
-        && shouldBypassProxy(replyError, encryptedResponseBody, true, encRequestData.key, encRequestData.iv, encRequestData.salt)) {
+            tryDecryptResponseBody(encryptedResponseBody, replyError, encRequestData.key, encRequestData.iv, encRequestData.salt);
+
+    if (sslErrors.isEmpty() && shouldBypassProxy(replyError, decryptionResult.decryptedBody, decryptionResult.isDecryptionSuccessful)) {
         auto requestFunction = [&encRequestData, &encryptedResponseBody](const QString &url) {
             encRequestData.request.setUrl(url);
             return amnApp->networkManager()->post(encRequestData.request, encRequestData.requestBody);
         };
 
-        auto replyProcessingFunction = [&encryptedResponseBody, &replyErrorString, &replyError, &httpStatusCode, &sslErrors,
+        auto replyProcessingFunction = [&encryptedResponseBody, &replyErrorString, &replyError, &httpStatusCode, &sslErrors, &encRequestData,
-                                        &encRequestData, this](QNetworkReply *reply, const QList<QSslError> &nestedSslErrors) {
+                                        &decryptionResult, this](QNetworkReply *reply, const QList<QSslError> &nestedSslErrors) {
             encryptedResponseBody = reply->readAll();
             replyErrorString = reply->errorString();
             replyError = reply->error();
             httpStatusCode = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
+
+            decryptionResult =
+                    tryDecryptResponseBody(encryptedResponseBody, replyError, encRequestData.key, encRequestData.iv, encRequestData.salt);
+
             if (!sslErrors.isEmpty()
-                || shouldBypassProxy(replyError, encryptedResponseBody, true, encRequestData.key, encRequestData.iv, encRequestData.salt)) {
+                || shouldBypassProxy(replyError, decryptionResult.decryptedBody, decryptionResult.isDecryptionSuccessful)) {
                 sslErrors = nestedSslErrors;
                 return false;
             }
@@ -175,21 +210,19 @@ ErrorCode GatewayController::post(const QString &endpoint, const QJsonObject api
         bypassProxy(endpoint, serviceType, userCountryCode, requestFunction, replyProcessingFunction);
     }
 
-    auto errorCode = apiUtils::checkNetworkReplyErrors(sslErrors, replyErrorString, replyError, httpStatusCode, encryptedResponseBody);
+    auto errorCode =
+            apiUtils::checkNetworkReplyErrors(sslErrors, replyErrorString, replyError, httpStatusCode, decryptionResult.decryptedBody);
     if (errorCode) {
         return errorCode;
     }
 
-    try {
+    if (!decryptionResult.isDecryptionSuccessful) {
-        QSimpleCrypto::QBlockCipher blockCipher;
-        responseBody =
-                blockCipher.decryptAesBlockCipher(encryptedResponseBody, encRequestData.key, encRequestData.iv, "", encRequestData.salt);
-        return ErrorCode::NoError;
-    } catch (...) { // todo change error handling in QSimpleCrypto?
-        Utils::logException();
         qCritical() << "error when decrypting the request body";
         return ErrorCode::ApiConfigDecryptionError;
     }
+
+    responseBody = decryptionResult.decryptedBody;
+    return ErrorCode::NoError;
 }
 
 QFuture<QPair<ErrorCode, QByteArray>> GatewayController::postAsync(const QString &endpoint, const QJsonObject apiPayload)
@@ -218,32 +251,33 @@ QFuture<QPair<ErrorCode, QByteArray>> GatewayController::postAsync(const QString
 
         reply->deleteLater();
 
-        auto processResponse = [promise, encRequestData](const QByteArray &ecryptedResponseBody, const QList<QSslError> &sslErrors,
+        auto decryptionResult =
-                                                         QNetworkReply::NetworkError replyError, const QString &replyErrorString,
+                tryDecryptResponseBody(encryptedResponseBody, replyError, encRequestData.key, encRequestData.iv, encRequestData.salt);
-                                                         int httpStatusCode) {
+
-            auto errorCode = apiUtils::checkNetworkReplyErrors(sslErrors, replyErrorString, replyError, httpStatusCode, ecryptedResponseBody);
+        auto processResponse = [promise, encRequestData](const GatewayController::DecryptionResult &decryptionResult,
+                                                         const QList<QSslError> &sslErrors, QNetworkReply::NetworkError replyError,
+                                                         const QString &replyErrorString, int httpStatusCode) {
+            auto errorCode = apiUtils::checkNetworkReplyErrors(sslErrors, replyErrorString, replyError, httpStatusCode,
+                                                               decryptionResult.decryptedBody);
             if (errorCode) {
                 promise->addResult(qMakePair(errorCode, QByteArray()));
                 promise->finish();
                 return;
             }
 
-            QSimpleCrypto::QBlockCipher blockCipher;
+            if (!decryptionResult.isDecryptionSuccessful) {
-            try {
-                QByteArray responseBody = blockCipher.decryptAesBlockCipher(ecryptedResponseBody, encRequestData.key, encRequestData.iv, "",
-                                                                            encRequestData.salt);
-                promise->addResult(qMakePair(ErrorCode::NoError, responseBody));
-                promise->finish();
-            } catch (...) {
                 Utils::logException();
                 qCritical() << "error when decrypting the request body";
                 promise->addResult(qMakePair(ErrorCode::ApiConfigDecryptionError, QByteArray()));
                 promise->finish();
+                return;
             }
+
+            promise->addResult(qMakePair(ErrorCode::NoError, decryptionResult.decryptedBody));
+            promise->finish();
         };
 
-        if (sslErrors->isEmpty()
+        if (sslErrors->isEmpty() && shouldBypassProxy(replyError, decryptionResult.decryptedBody, decryptionResult.isDecryptionSuccessful)) {
-            && shouldBypassProxy(replyError, encryptedResponseBody, true, encRequestData.key, encRequestData.iv, encRequestData.salt)) {
             auto serviceType = apiPayload.value(apiDefs::key::serviceType).toString("");
             auto userCountryCode = apiPayload.value(apiDefs::key::userCountryCode).toString("");
 
@@ -266,13 +300,21 @@ QFuture<QPair<ErrorCode, QByteArray>> GatewayController::postAsync(const QString
                 proxyStorageUrls.push_back(baseUrl + "endpoints.json");
 
             getProxyUrlsAsync(proxyStorageUrls, 0, [this, encRequestData, endpoint, processResponse](const QStringList &proxyUrls) {
-                getProxyUrlAsync(proxyUrls, 0, [this, encRequestData, endpoint, processResponse](const QString &proxyUrls) {
+                getProxyUrlAsync(proxyUrls, 0, [this, encRequestData, endpoint, processResponse](const QString &proxyUrl) {
-                    bypassProxyAsync(endpoint, proxyUrls, encRequestData, processResponse);
+                    bypassProxyAsync(endpoint, proxyUrl, encRequestData,
+                                     [processResponse, this](const QByteArray &decryptedBody, bool isDecryptionSuccessful,
+                                                             const QList<QSslError> &sslErrors, QNetworkReply::NetworkError replyError,
+                                                             const QString &replyErrorString, int httpStatusCode) {
+                                         GatewayController::DecryptionResult result;
+                                         result.decryptedBody = decryptedBody;
+                                         result.isDecryptionSuccessful = isDecryptionSuccessful;
+                                         processResponse(result, sslErrors, replyError, replyErrorString, httpStatusCode);
+                                     });
                 });
             });
 
         } else {
-            processResponse(encryptedResponseBody, *sslErrors, replyError, replyErrorString, httpStatusCode);
+            processResponse(decryptionResult, *sslErrors, replyError, replyErrorString, httpStatusCode);
         }
     });
 
@@ -365,9 +407,23 @@ QStringList GatewayController::getProxyUrls(const QString &serviceType, const QS
     return {};
 }
 
-bool GatewayController::shouldBypassProxy(const QNetworkReply::NetworkError &replyError, const QByteArray &responseBody,
+bool GatewayController::shouldBypassProxy(const QNetworkReply::NetworkError &replyError, const QByteArray &decryptedResponseBody,
-                                          bool checkEncryption, const QByteArray &key, const QByteArray &iv, const QByteArray &salt)
+                                          bool isDecryptionSuccessful)
 {
+    const QByteArray &responseBody = decryptedResponseBody;
+
+    int httpStatus = -1;
+    if (isDecryptionSuccessful) {
+        QJsonDocument jsonDoc = QJsonDocument::fromJson(responseBody);
+        if (jsonDoc.isObject()) {
+            QJsonObject jsonObj = jsonDoc.object();
+            httpStatus = jsonObj.value("http_status").toInt(-1);
+        }
+    } else {
+        qDebug() << "failed to decrypt the data";
+        return true;
+    }
+
     if (replyError == QNetworkReply::NetworkError::OperationCanceledError || replyError == QNetworkReply::NetworkError::TimeoutError) {
         qDebug() << "timeout occurred";
         qDebug() << replyError;
@@ -375,7 +431,7 @@ bool GatewayController::shouldBypassProxy(const QNetworkReply::NetworkError &rep
     } else if (responseBody.contains("html")) {
         qDebug() << "the response contains an html tag";
         return true;
-    } else if (replyError == QNetworkReply::NetworkError::ContentNotFoundError) {
+    } else if (httpStatus == httpStatusCodeNotFound) {
         if (responseBody.contains(errorResponsePattern1) || responseBody.contains(errorResponsePattern2)
             || responseBody.contains(errorResponsePattern3)) {
             return false;
@@ -383,24 +439,18 @@ bool GatewayController::shouldBypassProxy(const QNetworkReply::NetworkError &rep
             qDebug() << replyError;
             return true;
         }
-    } else if (replyError == QNetworkReply::NetworkError::OperationNotImplementedError) {
+    } else if (httpStatus == httpStatusCodeNotImplemented) {
         if (responseBody.contains(updateRequestResponsePattern)) {
             return false;
         } else {
             qDebug() << replyError;
             return true;
         }
+    } else if (httpStatus == httpStatusCodeConflict) {
+        return false;
     } else if (replyError != QNetworkReply::NetworkError::NoError) {
         qDebug() << replyError;
         return true;
-    } else if (checkEncryption) {
-        try {
-            QSimpleCrypto::QBlockCipher blockCipher;
-            static_cast<void>(blockCipher.decryptAesBlockCipher(responseBody, key, iv, "", salt));
-        } catch (...) {
-            qDebug() << "failed to decrypt the data";
-            return true;
-        }
     }
     return false;
 }
@@ -548,7 +598,8 @@ void GatewayController::getProxyUrlsAsync(const QStringList proxyStorageUrls, co
     });
 }
 
-void GatewayController::getProxyUrlAsync(const QStringList proxyUrls, const int currentProxyIndex, std::function<void(const QString &)> onComplete)
+void GatewayController::getProxyUrlAsync(const QStringList proxyUrls, const int currentProxyIndex,
+                                         std::function<void(const QString &)> onComplete)
 {
     if (currentProxyIndex >= proxyUrls.size()) {
         onComplete("");
@@ -582,11 +633,11 @@ void GatewayController::getProxyUrlAsync(const QStringList proxyUrls, const int
 
 void GatewayController::bypassProxyAsync(
         const QString &endpoint, const QString &proxyUrl, EncryptedRequestData encRequestData,
-        std::function<void(const QByteArray &, const QList<QSslError> &, QNetworkReply::NetworkError, const QString &, int)> onComplete)
+        std::function<void(const QByteArray &, bool, const QList<QSslError> &, QNetworkReply::NetworkError, const QString &, int)> onComplete)
 {
     auto sslErrors = QSharedPointer<QList<QSslError>>::create();
     if (proxyUrl.isEmpty()) {
-        onComplete(QByteArray(), *sslErrors, QNetworkReply::InternalServerError, "empty proxy url", 0);
+        onComplete(QByteArray(), false, *sslErrors, QNetworkReply::InternalServerError, "empty proxy url", 0);
         return;
     }
 
@@ -597,7 +648,7 @@ void GatewayController::bypassProxyAsync(
 
     connect(reply, &QNetworkReply::sslErrors, this, [sslErrors](const QList<QSslError> &errors) { *sslErrors = errors; });
 
-    connect(reply, &QNetworkReply::finished, this, [sslErrors, onComplete, reply]() {
+    connect(reply, &QNetworkReply::finished, this, [sslErrors, onComplete, encRequestData, reply, this]() {
         QByteArray encryptedResponseBody = reply->readAll();
         QString replyErrorString = reply->errorString();
         auto replyError = reply->error();
@@ -605,6 +656,10 @@ void GatewayController::bypassProxyAsync(
 
         reply->deleteLater();
 
-        onComplete(encryptedResponseBody, *sslErrors, replyError, replyErrorString, httpStatusCode);
+        auto decryptionResult =
+                tryDecryptResponseBody(encryptedResponseBody, replyError, encRequestData.key, encRequestData.iv, encRequestData.salt);
+
+        onComplete(decryptionResult.decryptedBody, decryptionResult.isDecryptionSuccessful, *sslErrors, replyError, replyErrorString,
+                   httpStatusCode);
     });
 }

client/core/controllers/gatewayController.h

@@ -36,11 +36,18 @@ private:
         amnezia::ErrorCode errorCode;
     };
 
+    struct DecryptionResult
+    {
+        QByteArray decryptedBody;
+        bool isDecryptionSuccessful;
+    };
+
     EncryptedRequestData prepareRequest(const QString &endpoint, const QJsonObject &apiPayload);
+    DecryptionResult tryDecryptResponseBody(const QByteArray &encryptedResponseBody, QNetworkReply::NetworkError replyError,
+                                            const QByteArray &key, const QByteArray &iv, const QByteArray &salt);
 
     QStringList getProxyUrls(const QString &serviceType, const QString &userCountryCode);
-    bool shouldBypassProxy(const QNetworkReply::NetworkError &replyError, const QByteArray &responseBody, bool checkEncryption,
+    bool shouldBypassProxy(const QNetworkReply::NetworkError &replyError, const QByteArray &decryptedResponseBody, bool isDecryptionSuccessful);
-                           const QByteArray &key = "", const QByteArray &iv = "", const QByteArray &salt = "");
     void bypassProxy(const QString &endpoint, const QString &serviceType, const QString &userCountryCode,
                      std::function<QNetworkReply *(const QString &url)> requestFunction,
                      std::function<bool(QNetworkReply *reply, const QList<QSslError> &sslErrors)> replyProcessingFunction);
@@ -50,7 +57,7 @@ private:
     void getProxyUrlAsync(const QStringList proxyUrls, const int currentProxyIndex, std::function<void(const QString &)> onComplete);
     void bypassProxyAsync(
             const QString &endpoint, const QString &proxyUrl, EncryptedRequestData encRequestData,
-            std::function<void(const QByteArray &, const QList<QSslError> &, QNetworkReply::NetworkError, const QString &, int)> onComplete);
+            std::function<void(const QByteArray &, bool, const QList<QSslError> &, QNetworkReply::NetworkError, const QString &, int)> onComplete);
 
     int m_requestTimeoutMsecs;
     QString m_gatewayEndpoint;

client/core/controllers/serverController.cpp

@@ -345,7 +345,7 @@ bool ServerController::isReinstallContainerRequired(DockerContainer container, c
             return true;
     }
 
-    if (container == DockerContainer::Awg) {
+    if (ContainerProps::isAwgContainer(container)) {
         if ((oldProtoConfig.value(config_key::subnet_address).toString(protocols::wireguard::defaultSubnetAddress)
              != newProtoConfig.value(config_key::subnet_address).toString(protocols::wireguard::defaultSubnetAddress))
             || (oldProtoConfig.value(config_key::port).toString(protocols::awg::defaultPort)
@@ -367,11 +367,11 @@ bool ServerController::isReinstallContainerRequired(DockerContainer container, c
             || (oldProtoConfig.value(config_key::underloadPacketMagicHeader).toString(protocols::awg::defaultUnderloadPacketMagicHeader)
                 != newProtoConfig.value(config_key::underloadPacketMagicHeader).toString(protocols::awg::defaultUnderloadPacketMagicHeader))
             || (oldProtoConfig.value(config_key::transportPacketMagicHeader).toString(protocols::awg::defaultTransportPacketMagicHeader))
-                    != newProtoConfig.value(config_key::transportPacketMagicHeader).toString(protocols::awg::defaultTransportPacketMagicHeader))
+                    != newProtoConfig.value(config_key::transportPacketMagicHeader).toString(protocols::awg::defaultTransportPacketMagicHeader)
-            // || (oldProtoConfig.value(config_key::cookieReplyPacketJunkSize).toString(protocols::awg::defaultCookieReplyPacketJunkSize)
+            || (oldProtoConfig.value(config_key::cookieReplyPacketJunkSize).toString(protocols::awg::defaultCookieReplyPacketJunkSize)
-            //     != newProtoConfig.value(config_key::cookieReplyPacketJunkSize).toString(protocols::awg::defaultCookieReplyPacketJunkSize))
+                != newProtoConfig.value(config_key::cookieReplyPacketJunkSize).toString(protocols::awg::defaultCookieReplyPacketJunkSize))
-            // || (oldProtoConfig.value(config_key::transportPacketJunkSize).toString(protocols::awg::defaultTransportPacketJunkSize)
+            || (oldProtoConfig.value(config_key::transportPacketJunkSize).toString(protocols::awg::defaultTransportPacketJunkSize)
-            //     != newProtoConfig.value(config_key::transportPacketJunkSize).toString(protocols::awg::defaultTransportPacketJunkSize))
+                != newProtoConfig.value(config_key::transportPacketJunkSize).toString(protocols::awg::defaultTransportPacketJunkSize)))
 
             return true;
     }
@@ -648,6 +648,11 @@ ServerController::Vars ServerController::genVarsForScript(const ServerCredential
 
     vars.append({ { "$COOKIE_REPLY_PACKET_JUNK_SIZE", amneziaWireguarConfig.value(config_key::cookieReplyPacketJunkSize).toString() } });
     vars.append({ { "$TRANSPORT_PACKET_JUNK_SIZE", amneziaWireguarConfig.value(config_key::transportPacketJunkSize).toString() } });
+    vars.append({ { "$SPECIAL_JUNK_1", amneziaWireguarConfig.value(config_key::specialJunk1).toString() } });
+    vars.append({ { "$SPECIAL_JUNK_2", amneziaWireguarConfig.value(config_key::specialJunk2).toString() } });
+    vars.append({ { "$SPECIAL_JUNK_3", amneziaWireguarConfig.value(config_key::specialJunk3).toString() } });
+    vars.append({ { "$SPECIAL_JUNK_4", amneziaWireguarConfig.value(config_key::specialJunk4).toString() } });
+    vars.append({ { "$SPECIAL_JUNK_5", amneziaWireguarConfig.value(config_key::specialJunk5).toString() } });
 
     // Socks5 proxy vars
     vars.append({ { "$SOCKS5_PROXY_PORT", socks5ProxyConfig.value(config_key::port).toString(protocols::socks5Proxy::defaultPort) } });
@@ -657,7 +662,8 @@ ServerController::Vars ServerController::genVarsForScript(const ServerCredential
     vars.append({ { "$SOCKS5_USER", socks5user } });
     vars.append({ { "$SOCKS5_AUTH_TYPE", socks5user.isEmpty() ? "none" : "strong" } });
 
-    QString serverIp = (container != DockerContainer::Awg && container != DockerContainer::WireGuard && container != DockerContainer::Xray)
+    QString serverIp = (!ContainerProps::isAwgContainer(container) && 
+        container != DockerContainer::WireGuard && container != DockerContainer::Xray)
             ? NetworkUtilities::getIPAddress(credentials.hostName)
             : credentials.hostName;
     if (!serverIp.isEmpty()) {

client/core/controllers/vpnConfigurationController.cpp

@@ -99,11 +99,12 @@ QJsonObject VpnConfigurationsController::createVpnConfiguration(const QPair<QStr
         protocolConfigString = configurator->processConfigWithLocalSettings(dns, isApiConfig, protocolConfigString);
 
         QJsonObject vpnConfigData = QJsonDocument::fromJson(protocolConfigString.toUtf8()).object();
-        if (container == DockerContainer::Awg || container == DockerContainer::WireGuard) {
+        if (ContainerProps::isAwgContainer(container) || container == DockerContainer::WireGuard) {
             // add mtu for old configs
             if (vpnConfigData[config_key::mtu].toString().isEmpty()) {
                 vpnConfigData[config_key::mtu] =
-                        container == DockerContainer::Awg ? protocols::awg::defaultMtu : protocols::wireguard::defaultMtu;
+                        ContainerProps::isAwgContainer(container) ? protocols::awg::defaultMtu :
+                        protocols::wireguard::defaultMtu;
             }
         }
 

client/core/defs.h

@@ -121,6 +121,7 @@ namespace amnezia
         ApiMigrationError = 1110,
         ApiUpdateRequestError = 1111,
         ApiSubscriptionExpiredError = 1112,
+        ApiPurchaseError = 1113,
 
         // QFile errors
         OpenError = 1200,

client/core/errorstrings.cpp

@@ -78,6 +78,7 @@ QString errorString(ErrorCode code) {
     case (ErrorCode::ApiMigrationError): errorMessage = QObject::tr("A migration error has occurred. Please contact our technical support"); break;
     case (ErrorCode::ApiUpdateRequestError): errorMessage = QObject::tr("Please update the application to use this feature"); break;
     case (ErrorCode::ApiSubscriptionExpiredError): errorMessage = QObject::tr("Your Amnezia Premium subscription has expired.\n Please check your email for renewal instructions.\n If you haven't received an email, please contact our support."); break;
+    case (ErrorCode::ApiPurchaseError): errorMessage = QObject::tr("Unable to process purchase"); break;
 
     // QFile errors
     case(ErrorCode::OpenError): errorMessage = QObject::tr("QFile error: The file could not be opened"); break;

client/core/ipcclient.cpp

@@ -1,129 +1,71 @@
 #include "ipcclient.h"
+#include "ipc.h"
 #include <QRemoteObjectNode>
-
+#include <QtNetwork/qlocalsocket.h>
-IpcClient *IpcClient::m_instance = nullptr;
 
 IpcClient::IpcClient(QObject *parent) : QObject(parent)
 {
+    m_node.connectToNode(QUrl("local:" + amnezia::getIpcServiceUrl()));
+    m_interface.reset(m_node.acquire<IpcInterfaceReplica>());
+    m_tun2socks.reset(m_node.acquire<IpcProcessTun2SocksReplica>());
 }
 
-IpcClient::~IpcClient()
+IpcClient& IpcClient::Instance()
 {
-    if (m_localSocket)
+    thread_local IpcClient ipcClient;
-        m_localSocket->close();
+    return ipcClient;
-}
-
-bool IpcClient::isSocketConnected() const
-{
-    return m_isSocketConnected;
-}
-
-void IpcClient::closeAndResetInstance(bool deleteSelf)
-{
-    if (m_localSocket)
-    {
-        m_localSocket->disconnectFromServer();
-        m_localSocket->deleteLater();
-        m_localSocket.clear();
-    }
-    m_ipcClient.reset();
-    m_Tun2SocksClient.reset();
-    m_isSocketConnected = false;
-    if (deleteSelf) {
-        m_instance = nullptr;
-    }
-}
-
-IpcClient *IpcClient::Instance()
-{
-    return m_instance;
 }
 
 QSharedPointer<IpcInterfaceReplica> IpcClient::Interface()
 {
-    if (!Instance())
+    QSharedPointer<IpcInterfaceReplica> rep = Instance().m_interface;
+    if (rep.isNull()) {
+        qCritical() << "IpcClient::Interface(): Failed to acquire replica";
         return nullptr;
-    return Instance()->m_ipcClient;
+    }
+    if (!rep->waitForSource(1000)) {
+        qCritical() << "IpcClient::Interface(): Failed to initialize replica";
+        return nullptr;
+    }
+    if (!rep->isReplicaValid()) {
+        qWarning() << "IpcClient::Interface(): Replica is invalid";
+    }
+    return rep;
 }
 
 QSharedPointer<IpcProcessTun2SocksReplica> IpcClient::InterfaceTun2Socks()
 {
-    if (!Instance())
+    QSharedPointer<IpcProcessTun2SocksReplica> rep = Instance().m_tun2socks;
+    if (rep.isNull()) {
+        qCritical() << "IpcClient::InterfaceTun2Socks: Replica is undefined";
         return nullptr;
-    return Instance()->m_Tun2SocksClient;
     }
-
+    if (!rep->waitForSource(1000)) {
-bool IpcClient::init(IpcClient *instance)
+        qCritical() << "IpcClient::InterfaceTun2Socks: Failed to initialize replica";
-{
+        return nullptr;
-    if (m_instance && m_instance != instance) {
-        m_instance->closeAndResetInstance(false);
-        m_instance->deleteLater();
     }
-    m_instance = instance;
+    if (!rep->isReplicaValid()) {
-
+        qWarning() << "IpcClient::InterfaceTun2Socks(): Replica is invalid";
-    Instance()->m_localSocket = new QLocalSocket(Instance());
-    connect(Instance()->m_localSocket.data(), &QLocalSocket::connected, &Instance()->m_ClientNode, []() {
-        Instance()->m_ClientNode.addClientSideConnection(Instance()->m_localSocket.data());
-        auto cliNode = Instance()->m_ClientNode.acquire<IpcInterfaceReplica>();
-        cliNode->waitForSource(5000);
-        Instance()->m_ipcClient.reset(cliNode);
-
-        if (!Instance()->m_ipcClient) {
-            qWarning() << "IpcClient is not ready!";
     }
-
+    return rep;
-        Instance()->m_ipcClient->waitForSource(1000);
-
-        if (!Instance()->m_ipcClient->isReplicaValid()) {
-            qWarning() << "IpcClient replica is not connected!";
-        }
-
-        auto t2sNode = Instance()->m_ClientNode.acquire<IpcProcessTun2SocksReplica>();
-        t2sNode->waitForSource(5000);
-        Instance()->m_Tun2SocksClient.reset(t2sNode);
-
-        if (!Instance()->m_Tun2SocksClient) {
-            qWarning() << "IpcClient::m_Tun2SocksClient is not ready!";
-        }
-
-        Instance()->m_Tun2SocksClient->waitForSource(1000);
-
-        if (!Instance()->m_Tun2SocksClient->isReplicaValid()) {
-            qWarning() << "IpcClient::m_Tun2SocksClient replica is not connected!";
-        }
-    });
-
-    connect(Instance()->m_localSocket, &QLocalSocket::disconnected,
-            [instance]() { instance->m_isSocketConnected = false; });
-
-    Instance()->m_localSocket->connectToServer(amnezia::getIpcServiceUrl());
-    Instance()->m_localSocket->waitForConnected();
-
-    if (!Instance()->m_ipcClient) {
-        qDebug() << "IpcClient::init failed";
-        return false;
-    }
-
-    qDebug() << "IpcClient::init succeed";
-    instance->m_isSocketConnected = (Instance()->m_ipcClient->isReplicaValid() && Instance()->m_Tun2SocksClient->isReplicaValid());
-
-    return Instance()->isSocketConnected();
 }
 
 QSharedPointer<PrivilegedProcess> IpcClient::CreatePrivilegedProcess()
 {
-    if (!Instance()->m_ipcClient || !Instance()->m_ipcClient->isReplicaValid()) {
+    QSharedPointer<IpcInterfaceReplica> rep = Interface();
-        qWarning() << "IpcClient::createPrivilegedProcess : IpcClient IpcClient replica is not valid";
+    if (!rep) {
+        qCritical() << "IpcClient::createPrivilegedProcess: Replica is invalid";
         return nullptr;
     }
 
-    QRemoteObjectPendingReply<int> futureResult = Instance()->m_ipcClient->createPrivilegedProcess();
+    QRemoteObjectPendingReply<int> pidReply = rep->createPrivilegedProcess();
-    futureResult.waitForFinished(5000);
+    if (!pidReply.waitForFinished(5000)){
+        qCritical() << "IpcClient::createPrivilegedProcess: Failed to execute RO createPrivilegedProcess call";
+        return nullptr;
+    }
 
-    int pid = futureResult.returnValue();
+    int pid = pidReply.returnValue();
-
+    QSharedPointer<ProcessDescriptor> pd(new ProcessDescriptor());
-    auto pd = QSharedPointer<ProcessDescriptor>(new ProcessDescriptor());
-    Instance()->m_processNodes.insert(pid, pd);
 
     pd->localSocket.reset(new QLocalSocket(pd->replicaNode.data()));
 
@@ -131,6 +73,7 @@ QSharedPointer<PrivilegedProcess> IpcClient::CreatePrivilegedProcess()
         pd->replicaNode->addClientSideConnection(pd->localSocket.data());
 
         IpcProcessInterfaceReplica *repl = pd->replicaNode->acquire<IpcProcessInterfaceReplica>();
+        // TODO: rework the unsafe cast below
         PrivilegedProcess *priv = static_cast<PrivilegedProcess *>(repl);
         pd->ipcProcess.reset(priv);
         if (!pd->ipcProcess) {
@@ -145,8 +88,12 @@ QSharedPointer<PrivilegedProcess> IpcClient::CreatePrivilegedProcess()
                              [pd]() { pd->replicaNode->deleteLater(); });
         }
     });
+
     pd->localSocket->connectToServer(amnezia::getIpcProcessUrl(pid));
-    pd->localSocket->waitForConnected();
+    if (!pd->localSocket->waitForConnected()) {
+        qCritical() << "IpcClient::createPrivilegedProcess: Failed to connect to process' socket";
+        return nullptr;
+    }
 
     auto processReplica = QSharedPointer<PrivilegedProcess>(pd->ipcProcess);
     return processReplica;

client/core/ipcclient.h

@@ -4,7 +4,6 @@
 #include <QLocalSocket>
 #include <QObject>
 
-#include "ipc.h"
 #include "rep_ipc_interface_replica.h"
 #include "rep_ipc_process_tun2socks_replica.h"
 
@@ -16,26 +15,46 @@ class IpcClient : public QObject
 public:
     explicit IpcClient(QObject *parent = nullptr);
 
-   static IpcClient *Instance();
+    static IpcClient& Instance();
-   static bool init(IpcClient *instance);
+
     static QSharedPointer<IpcInterfaceReplica> Interface();
     static QSharedPointer<IpcProcessTun2SocksReplica> InterfaceTun2Socks();
     static QSharedPointer<PrivilegedProcess> CreatePrivilegedProcess();
 
-   bool isSocketConnected() const;
+    template <typename Func>
-   void closeAndResetInstance(bool deleteSelf = false);
+    static auto withInterface(Func func)
+    {
+        QSharedPointer<IpcInterfaceReplica> iface = Instance().m_interface;
+        using ReturnType = decltype(func(std::declval<QSharedPointer<IpcInterfaceReplica>>()));
 
+        if (iface.isNull() || !iface->waitForSource(1000) || !iface->isReplicaValid()) {
+            qWarning() << "IpcClient::withInterface(): Service is not running";
+
+            if constexpr (std::is_void_v<ReturnType>)
+                return;
+            else
+                return ReturnType{};
+        }
+
+        return func(iface);
+    }
+
+    template <typename OnSuccess, typename OnFailure>
+    static auto withInterface(OnSuccess onSuccess, OnFailure onFailure)
+    {
+        QSharedPointer<IpcInterfaceReplica> iface = Instance().m_interface;
+        if (iface.isNull() || !iface->waitForSource(1000) || !iface->isReplicaValid()) {
+            return onFailure();
+        }
+
+        return onSuccess(iface);
+    }
 signals:
 
 private:
-    ~IpcClient() override;
+    QRemoteObjectNode m_node;
-
+    QSharedPointer<IpcInterfaceReplica> m_interface;
-    QRemoteObjectNode m_ClientNode;
+    QSharedPointer<IpcProcessTun2SocksReplica> m_tun2socks;
-    QRemoteObjectNode m_Tun2SocksNode;
-    QSharedPointer<IpcInterfaceReplica> m_ipcClient;
-    QPointer<QLocalSocket> m_localSocket;
-    QPointer<QLocalSocket> m_tun2socksSocket;
-    QSharedPointer<IpcProcessTun2SocksReplica> m_Tun2SocksClient;
 
     struct ProcessDescriptor {
         ProcessDescriptor () {
@@ -47,11 +66,6 @@ private:
         QSharedPointer<QRemoteObjectNode> replicaNode;
         QSharedPointer<QLocalSocket> localSocket;
     };
-
-    QMap<int, QSharedPointer<ProcessDescriptor>> m_processNodes;
-    bool m_isSocketConnected {false};
-
-    static IpcClient *m_instance;
 };
 
 #endif // IPCCLIENT_H

client/core/networkUtilities.cpp

@@ -1,11 +1,12 @@
 #include "networkUtilities.h"
+#include <QtNetwork/qnetworkinterface.h>
+#include <cstddef>
 
 #ifdef Q_OS_WIN
     #include <windows.h>
     #include <Ipexport.h>
     #include <Ws2tcpip.h>
     #include <ws2ipdef.h>
-    #include <stdint.h>
     #include <Iphlpapi.h>
     #include <Iptypes.h>
     #include <WinSock2.h>
@@ -30,6 +31,15 @@
     #include <netinet/in.h>
     #include <arpa/inet.h>
     #include <net/route.h>
+    #include <ifaddrs.h>
+    #include <net/if.h>
+    #include <net/if_dl.h>
+    #include <sys/types.h>
+    #include <sys/socket.h>
+    #include <arpa/inet.h>
+    #include <unistd.h>
+    #include <ifaddrs.h>
+    #include <net/if.h>
 #endif
 
 #include <QHostAddress>
@@ -239,12 +249,14 @@ DWORD GetAdaptersAddressesWrapper(const ULONG Family,
 }
 #endif
 
-QString NetworkUtilities::getGatewayAndIface()
+QPair<QString, QNetworkInterface> NetworkUtilities::getGatewayAndIface()
 {
 #ifdef Q_OS_WIN
     constexpr int BUFF_LEN = 100;
     char buff[BUFF_LEN] = {'\0'};
-    QString result;
+
+    QString resGateway;
+    int resIndex = -1;
 
     PIP_ADAPTER_ADDRESSES pAdapterAddresses = nullptr;
     DWORD dwRetVal =
@@ -252,7 +264,7 @@ QString NetworkUtilities::getGatewayAndIface()
 
     if (dwRetVal != NO_ERROR) {
         qDebug() << "ipv4 stack detect GetAdaptersAddresses failed.";
-        return "";
+        return {};
     }
 
     PIP_ADAPTER_ADDRESSES pCurAddress = pAdapterAddresses;
@@ -267,7 +279,9 @@ QString NetworkUtilities::getGatewayAndIface()
                 struct sockaddr_in addr;
                 if (inet_pton(AF_INET, buff, &addr.sin_addr) == 1) {
                     qDebug() <<  "this is true v4 !";
-                    result = gw;
+                    
+                    resGateway = gw;
+                    resIndex = pCurAddress->IfIndex;
                 }
             }
         }
@@ -275,7 +289,7 @@ QString NetworkUtilities::getGatewayAndIface()
     }
 
     free(pAdapterAddresses);
-    return result;
+    return { resGateway, QNetworkInterface::interfaceFromIndex(resIndex) };
 #endif
 #ifdef Q_OS_LINUX
     constexpr int BUFFER_SIZE = 100;
@@ -292,7 +306,7 @@ QString NetworkUtilities::getGatewayAndIface()
 
     if ((sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE)) < 0) {
         perror("socket failed");
-        return "";
+        return {};
     }
 
     memset(msgbuf, 0, sizeof(msgbuf));
@@ -316,7 +330,7 @@ QString NetworkUtilities::getGatewayAndIface()
     /* send msg */
     if (send(sock, nlmsg, nlmsg->nlmsg_len, 0) < 0) {
         perror("send failed");
-        return "";
+        return {};
     }
 
     /* receive response */
@@ -325,7 +339,7 @@ QString NetworkUtilities::getGatewayAndIface()
         received_bytes = recv(sock, ptr, sizeof(buffer) - msg_len, 0);
         if (received_bytes < 0) {
             perror("Error in recv");
-            return "";
+            return {};
         }
 
         nlh = (struct nlmsghdr *) ptr;
@@ -335,7 +349,7 @@ QString NetworkUtilities::getGatewayAndIface()
             (nlmsg->nlmsg_type == NLMSG_ERROR))
         {
             perror("Error in received packet");
-            return "";
+            return {};
         }
 
         /* If we received all data break */
@@ -388,10 +402,12 @@ QString NetworkUtilities::getGatewayAndIface()
         }
     }
     close(sock);
-    return gateway_address;
+    return { gateway_address, QNetworkInterface::interfaceFromName(interface) };
 #endif
 #if defined(Q_OS_MAC) && !defined(Q_OS_IOS) && !defined(MACOS_NE)
     QString gateway;
+    int index = -1;
+
     int mib[] = {CTL_NET, PF_ROUTE, 0, 0, NET_RT_FLAGS, RTF_GATEWAY};
     int afinet_type[] = {AF_INET, AF_INET6};
 
@@ -401,17 +417,17 @@ QString NetworkUtilities::getGatewayAndIface()
 
         size_t needed = 0;
         if (sysctl(mib, sizeof(mib) / sizeof(int), nullptr, &needed, nullptr, 0) < 0)
-            return "";
+            return {};
 
         char* buf;
         if ((buf = new char[needed]) == 0)
-            return "";
+            return {};
 
         if (sysctl(mib, sizeof(mib) / sizeof(int), buf, &needed, nullptr, 0) < 0)
         {
             qDebug() << "sysctl: net.route.0.0.dump";
             delete[] buf;
-            return gateway;
+            return {};
         }
 
         struct rt_msghdr* rt;
@@ -449,7 +465,10 @@ QString NetworkUtilities::getGatewayAndIface()
                                &(reinterpret_cast<struct sockaddr_in*>(sa_tab[RTAX_GATEWAY]))->sin_addr,
                                sizeof(struct in_addr));
                         if (inet_ntop(AF_INET, srcStr4, dstStr4, INET_ADDRSTRLEN) != nullptr)
+                        {
                             gateway = dstStr4;
+                            index = rt->rtm_index;
+                        }
                         break;
                     }
                 }
@@ -463,7 +482,10 @@ QString NetworkUtilities::getGatewayAndIface()
                                &(reinterpret_cast<struct sockaddr_in6*>(sa_tab[RTAX_GATEWAY]))->sin6_addr,
                                sizeof(struct in6_addr));
                         if (inet_ntop(AF_INET6, srcStr6, dstStr6, INET6_ADDRSTRLEN) != nullptr)
+                        {
                             gateway = dstStr6;
+                            index = rt->rtm_index;
+                        }
                         break;
                     }
                 }
@@ -472,6 +494,6 @@ QString NetworkUtilities::getGatewayAndIface()
         free(buf);
     }
 
-    return gateway;
+    return { gateway, QNetworkInterface::interfaceFromIndex(index) };
 #endif
 }

client/core/networkUtilities.h

@@ -6,7 +6,7 @@
 #include <QString>
 #include <QHostAddress>
 #include <QNetworkReply>
-
+#include <QtNetwork/qnetworkinterface.h>
 
 class NetworkUtilities : public QObject
 {
@@ -17,7 +17,7 @@ public:
     static bool checkIPv4Format(const QString &ip);
     static bool checkIpSubnetFormat(const QString &ip);
     static bool checkIpv6Enabled();
-    static QString getGatewayAndIface();
+    static QPair<QString, QNetworkInterface> getGatewayAndIface();
     // Returns the Interface Index that could Route to dst
     static int AdapterIndexTo(const QHostAddress& dst);
 

client/core/osSignalHandler.cpp

@@ -1,8 +1,11 @@
 #include "osSignalHandler.h"
 
 #include <QCoreApplication>
+#include <QMetaObject>
 #include <QSocketNotifier>
 
+#include "../amnezia_application.h"
+
 #if defined(Q_OS_LINUX) && !defined(Q_OS_ANDROID)
     #include <pthread.h>
     #include <signal.h>
@@ -15,7 +18,8 @@
 #endif
 
 #ifdef Q_OS_WIN
-    #include <QMetaObject>
+    #include <QAbstractNativeEventFilter>
+
     #include <windows.h>
 #endif
 
@@ -25,21 +29,30 @@ namespace
     static bool initialized = false;
 
 #ifdef Q_OS_WIN
-    static BOOL WINAPI consoleHandler(DWORD signal)
+    class WindowsCloseFilter : public QAbstractNativeEventFilter
     {
-        switch (signal) {
+    public:
-        case CTRL_CLOSE_EVENT:
+        bool nativeEventFilter(const QByteArray &eventType, void *message, qintptr *result) override
-        case CTRL_C_EVENT:
+        {
-        case CTRL_BREAK_EVENT:
+            MSG *msg = static_cast<MSG *>(message);
-        case CTRL_LOGOFF_EVENT:
+
-        case CTRL_SHUTDOWN_EVENT:
+            switch (msg->message) {
-            if (QCoreApplication::instance()) {
+            case WM_CLOSE: {
-                QMetaObject::invokeMethod(QCoreApplication::instance(), "quit", Qt::QueuedConnection);
+                const HWND active = GetActiveWindow();
-            }
+                const HWND self = msg->hwnd;
-            return TRUE;
+                if (active != self) {
-        default: return FALSE;
+                    AmneziaApplication *app = qobject_cast<AmneziaApplication *>(QCoreApplication::instance());
+                    if (app) {
+                        QMetaObject::invokeMethod(app, "forceQuit", Qt::QueuedConnection);
                     }
                 }
+            }
+            }
+            return false;
+        };
+    };
+
+    static WindowsCloseFilter *windowsFilter = nullptr;
 #endif
 
 #if defined(Q_OS_LINUX) && !defined(Q_OS_ANDROID)
@@ -70,15 +83,17 @@ namespace
             }
         });
     }
-#elif defined(Q_OS_MACX)
+#elif defined(Q_OS_MACOS)
     static int signalPipe[2] = { -1, -1 };
     static QSocketNotifier *socketNotifier = nullptr;
 
     static void macSignalHandler(int)
     {
+        if (signalPipe[1] >= 0) {
             const char ch = 1;
             ::write(signalPipe[1], &ch, sizeof(ch));
         }
+    }
 
     static void setupUnixSignalHandler()
     {
@@ -88,14 +103,6 @@ namespace
         ::fcntl(signalPipe[0], F_SETFL, O_NONBLOCK);
         ::fcntl(signalPipe[1], F_SETFL, O_NONBLOCK);
 
-        struct sigaction sa {};
-        sa.sa_handler = macSignalHandler;
-        sigemptyset(&sa.sa_mask);
-        sa.sa_flags = 0;
-
-        sigaction(SIGINT, &sa, nullptr);
-        sigaction(SIGTERM, &sa, nullptr);
-
         socketNotifier = new QSocketNotifier(signalPipe[0], QSocketNotifier::Read, QCoreApplication::instance());
 
         QObject::connect(socketNotifier, &QSocketNotifier::activated, QCoreApplication::instance(), [](int) {
@@ -103,6 +110,14 @@ namespace
             ::read(signalPipe[0], buf, sizeof(buf));
             QCoreApplication::quit();
         });
+
+        struct sigaction sa {};
+        sa.sa_handler = macSignalHandler;
+        sigemptyset(&sa.sa_mask);
+        sa.sa_flags = 0;
+
+        sigaction(SIGINT, &sa, nullptr);
+        sigaction(SIGTERM, &sa, nullptr);
     }
 #endif
 
@@ -111,6 +126,8 @@ namespace
 #if defined(Q_OS_LINUX) && !defined(Q_OS_ANDROID)
         if (socketNotifier) {
             socketNotifier->setEnabled(false);
+            socketNotifier->deleteLater();
+            socketNotifier = nullptr;
         }
 
         if (signalFd >= 0) {
@@ -119,8 +136,17 @@ namespace
         }
 
 #elif defined(Q_OS_MACOS)
+        struct sigaction sa {};
+        sa.sa_handler = SIG_DFL;
+        sigemptyset(&sa.sa_mask);
+        sa.sa_flags = 0;
+        sigaction(SIGINT, &sa, nullptr);
+        sigaction(SIGTERM, &sa, nullptr);
+
         if (socketNotifier) {
             socketNotifier->setEnabled(false);
+            socketNotifier->deleteLater();
+            socketNotifier = nullptr;
         }
 
         if (signalPipe[0] >= 0) {
@@ -133,6 +159,14 @@ namespace
             signalPipe[1] = -1;
         }
 #endif
+
+#ifdef Q_OS_WIN
+        if (windowsFilter) {
+            QCoreApplication::instance()->removeNativeEventFilter(windowsFilter);
+            delete windowsFilter;
+            windowsFilter = nullptr;
+        }
+#endif
     }
 }
 
@@ -147,12 +181,13 @@ void OsSignalHandler::setup()
 
     initialized = true;
 
-#if (defined(Q_OS_LINUX) && !defined(Q_OS_ANDROID)) || defined(Q_OS_MACX)
+#if (defined(Q_OS_LINUX) && !defined(Q_OS_ANDROID)) || defined(Q_OS_MACOS)
     setupUnixSignalHandler();
 #endif
 
 #ifdef Q_OS_WIN
-    SetConsoleCtrlHandler(consoleHandler, TRUE);
+    windowsFilter = new WindowsCloseFilter();
+    QCoreApplication::instance()->installNativeEventFilter(windowsFilter);
 #endif
 
     QObject::connect(QCoreApplication::instance(), &QCoreApplication::aboutToQuit, [] { cleanupUnixSignalHandler(); });

client/core/scripts_registry.cpp

@@ -11,7 +11,8 @@ QString amnezia::scriptFolder(amnezia::DockerContainer container)
     case DockerContainer::Cloak: return QLatin1String("openvpn_cloak");
     case DockerContainer::ShadowSocks: return QLatin1String("openvpn_shadowsocks");
     case DockerContainer::WireGuard: return QLatin1String("wireguard");
-    case DockerContainer::Awg: return QLatin1String("awg");
+    case DockerContainer::Awg2: return QLatin1String("awg");
+    case DockerContainer::Awg: return QLatin1String("awg_legacy");
     case DockerContainer::Ipsec: return QLatin1String("ipsec");
     case DockerContainer::Xray: return QLatin1String("xray");
 

client/daemon/daemon.cpp

@@ -440,18 +440,6 @@ bool Daemon::parseConfig(const QJsonObject& obj, InterfaceConfig& config) {
   if (!obj.value("I5").isNull()) {
     config.m_specialJunk["I5"] = obj.value("I5").toString();
   }
-  if (!obj.value("J1").isNull()) {
-    config.m_controlledJunk["J1"] = obj.value("J1").toString();
-  }
-  if (!obj.value("J2").isNull()) {
-    config.m_controlledJunk["J2"] = obj.value("J2").toString();
-  }
-  if (!obj.value("J3").isNull()) {
-    config.m_controlledJunk["J3"] = obj.value("J3").toString();
-  }
-  if (!obj.value("Itime").isNull()) {
-    config.m_specialHandshakeTimeout = obj.value("Itime").toString();
-  }
 
   return true;
 }

client/daemon/interfaceconfig.cpp

@@ -152,12 +152,6 @@ QString InterfaceConfig::toWgConf(const QMap<QString, QString>& extra) const {
   for (const QString& key : m_specialJunk.keys()) {
     out << key << " = " << m_specialJunk[key] << "\n";
   }
-  for (const QString& key : m_controlledJunk.keys()) {
-    out << key << " = " << m_controlledJunk[key] << "\n";
-  }
-  if (!m_specialHandshakeTimeout.isNull()) {
-    out << "Itime = " << m_specialHandshakeTimeout << "\n";
-  }
 
   // If any extra config was provided, append it now.
   for (const QString& key : extra.keys()) {

client/daemon/interfaceconfig.h

@@ -57,8 +57,6 @@ class InterfaceConfig {
   QString m_underloadPacketMagicHeader;
   QString m_transportPacketMagicHeader;
   QMap<QString, QString> m_specialJunk;
-  QMap<QString, QString> m_controlledJunk;
-  QString m_specialHandshakeTimeout;
 
   QJsonObject toJson() const;
   QString toWgConf(

client/mozilla/localsocketcontroller.cpp

@@ -260,50 +260,38 @@ void LocalSocketController::activate(const QJsonObject &rawConfig) {
     json.insert(amnezia::config_key::specialJunk3, wgConfig.value(amnezia::config_key::specialJunk3));
     json.insert(amnezia::config_key::specialJunk4, wgConfig.value(amnezia::config_key::specialJunk4));
     json.insert(amnezia::config_key::specialJunk5, wgConfig.value(amnezia::config_key::specialJunk5));
-    json.insert(amnezia::config_key::controlledJunk1, wgConfig.value(amnezia::config_key::controlledJunk1));
-    json.insert(amnezia::config_key::controlledJunk2, wgConfig.value(amnezia::config_key::controlledJunk2));
-    json.insert(amnezia::config_key::controlledJunk3, wgConfig.value(amnezia::config_key::controlledJunk3));
-    json.insert(amnezia::config_key::specialHandshakeTimeout, wgConfig.value(amnezia::config_key::specialHandshakeTimeout));
   } else if (!wgConfig.value(amnezia::config_key::junkPacketCount).isUndefined()
              && !wgConfig.value(amnezia::config_key::junkPacketMinSize).isUndefined()
              && !wgConfig.value(amnezia::config_key::junkPacketMaxSize).isUndefined()
              && !wgConfig.value(amnezia::config_key::initPacketJunkSize).isUndefined()
              && !wgConfig.value(amnezia::config_key::responsePacketJunkSize).isUndefined()
-             // && !wgConfig.value(amnezia::config_key::cookieReplyPacketJunkSize).isUndefined()
+             && !wgConfig.value(amnezia::config_key::cookieReplyPacketJunkSize).isUndefined()
-             // && !wgConfig.value(amnezia::config_key::transportPacketJunkSize).isUndefined()
+             && !wgConfig.value(amnezia::config_key::transportPacketJunkSize).isUndefined()
              && !wgConfig.value(amnezia::config_key::initPacketMagicHeader).isUndefined()
              && !wgConfig.value(amnezia::config_key::responsePacketMagicHeader).isUndefined()
              && !wgConfig.value(amnezia::config_key::underloadPacketMagicHeader).isUndefined()
              && !wgConfig.value(amnezia::config_key::transportPacketMagicHeader).isUndefined()
-/*             && !wgConfig.value(amnezia::config_key::specialJunk1).isUndefined()
+             && !wgConfig.value(amnezia::config_key::specialJunk1).isUndefined()
              && !wgConfig.value(amnezia::config_key::specialJunk2).isUndefined()
              && !wgConfig.value(amnezia::config_key::specialJunk3).isUndefined()
              && !wgConfig.value(amnezia::config_key::specialJunk4).isUndefined()
-             && !wgConfig.value(amnezia::config_key::specialJunk5).isUndefined()
+             && !wgConfig.value(amnezia::config_key::specialJunk5).isUndefined()) {
-             && !wgConfig.value(amnezia::config_key::controlledJunk1).isUndefined()
-             && !wgConfig.value(amnezia::config_key::controlledJunk2).isUndefined()
-             && !wgConfig.value(amnezia::config_key::controlledJunk3).isUndefined()
-             && !wgConfig.value(amnezia::config_key::specialHandshakeTimeout).isUndefined()*/) {
     json.insert(amnezia::config_key::junkPacketCount, wgConfig.value(amnezia::config_key::junkPacketCount));
     json.insert(amnezia::config_key::junkPacketMinSize, wgConfig.value(amnezia::config_key::junkPacketMinSize));
     json.insert(amnezia::config_key::junkPacketMaxSize, wgConfig.value(amnezia::config_key::junkPacketMaxSize));
     json.insert(amnezia::config_key::initPacketJunkSize, wgConfig.value(amnezia::config_key::initPacketJunkSize));
     json.insert(amnezia::config_key::responsePacketJunkSize, wgConfig.value(amnezia::config_key::responsePacketJunkSize));
-    // json.insert(amnezia::config_key::cookieReplyPacketJunkSize, wgConfig.value(amnezia::config_key::cookieReplyPacketJunkSize));
+    json.insert(amnezia::config_key::cookieReplyPacketJunkSize, wgConfig.value(amnezia::config_key::cookieReplyPacketJunkSize));
-    // json.insert(amnezia::config_key::transportPacketJunkSize, wgConfig.value(amnezia::config_key::transportPacketJunkSize));
+    json.insert(amnezia::config_key::transportPacketJunkSize, wgConfig.value(amnezia::config_key::transportPacketJunkSize));
     json.insert(amnezia::config_key::initPacketMagicHeader, wgConfig.value(amnezia::config_key::initPacketMagicHeader));
     json.insert(amnezia::config_key::responsePacketMagicHeader, wgConfig.value(amnezia::config_key::responsePacketMagicHeader));
     json.insert(amnezia::config_key::underloadPacketMagicHeader, wgConfig.value(amnezia::config_key::underloadPacketMagicHeader));
     json.insert(amnezia::config_key::transportPacketMagicHeader, wgConfig.value(amnezia::config_key::transportPacketMagicHeader));
-    // json.insert(amnezia::config_key::specialJunk1, wgConfig.value(amnezia::config_key::specialJunk1));
+    json.insert(amnezia::config_key::specialJunk1, wgConfig.value(amnezia::config_key::specialJunk1));
-    // json.insert(amnezia::config_key::specialJunk2, wgConfig.value(amnezia::config_key::specialJunk2));
+    json.insert(amnezia::config_key::specialJunk2, wgConfig.value(amnezia::config_key::specialJunk2));
-    // json.insert(amnezia::config_key::specialJunk3, wgConfig.value(amnezia::config_key::specialJunk3));
+    json.insert(amnezia::config_key::specialJunk3, wgConfig.value(amnezia::config_key::specialJunk3));
-    // json.insert(amnezia::config_key::specialJunk4, wgConfig.value(amnezia::config_key::specialJunk4));
+    json.insert(amnezia::config_key::specialJunk4, wgConfig.value(amnezia::config_key::specialJunk4));
-    // json.insert(amnezia::config_key::specialJunk5, wgConfig.value(amnezia::config_key::specialJunk5));
+    json.insert(amnezia::config_key::specialJunk5, wgConfig.value(amnezia::config_key::specialJunk5));
-    // json.insert(amnezia::config_key::controlledJunk1, wgConfig.value(amnezia::config_key::controlledJunk1));
-    // json.insert(amnezia::config_key::controlledJunk2, wgConfig.value(amnezia::config_key::controlledJunk2));
-    // json.insert(amnezia::config_key::controlledJunk3, wgConfig.value(amnezia::config_key::controlledJunk3));
-    // json.insert(amnezia::config_key::specialHandshakeTimeout, wgConfig.value(amnezia::config_key::specialHandshakeTimeout));
   }
 
   write(json);

client/platforms/ios/PacketTunnelProvider+OpenVPN.swift

@@ -131,7 +131,7 @@ extension PacketTunnelProvider {
         }
 
         startHandler = completionHandler
-        ovpnAdapter?.connect(using: packetFlow)
+        ovpnAdapter?.connect(using: openVPNPacketFlow())
     }
 
     func handleOpenVPNStatusMessage(_ messageData: Data, completionHandler: ((Data?) -> Void)? = nil) {
@@ -153,7 +153,7 @@ extension PacketTunnelProvider {
     }
 
     func stopOpenVPN(with reason: NEProviderStopReason, completionHandler: @escaping () -> Void) {
-        ovpnLog(.info, message: "Stopping tunnel: reason: \(reason.description)")
+        ovpnLog(.info, message: "Stopping tunnel: reason: \(reason.amneziaDescription)")
 
         stopHandler = completionHandler
         if vpnReachability.isTracking {
@@ -293,5 +293,3 @@ extension PacketTunnelProvider: OpenVPNAdapterDelegate {
         ovpnLog(.info, message: logMessage)
     }
 }
-
-extension NEPacketTunnelFlow: OpenVPNAdapterPacketFlow {}

client/platforms/ios/PacketTunnelProvider+WireGuard.swift

@@ -94,15 +94,24 @@ extension PacketTunnelProvider {
             }
         } catch {
             wg_log(.error, message: "Can't parse WG config: \(error.localizedDescription)")
-            completionHandler(nil)
+            errorNotifier.notify(PacketTunnelProviderError.savedProtocolConfigurationIsInvalid)
+            completionHandler(PacketTunnelProviderError.savedProtocolConfigurationIsInvalid)
             return
         }
     }
 
     func handleWireguardStatusMessage(_ messageData: Data, completionHandler: ((Data?) -> Void)? = nil) {
         guard let completionHandler = completionHandler else { return }
-        wgAdapter?.getRuntimeConfiguration { settings in
+        guard let wgAdapter = wgAdapter else {
-            let components = settings!.components(separatedBy: "\n")
+            completionHandler(nil)
+            return
+        }
+        wgAdapter.getRuntimeConfiguration { settings in
+            guard let settings = settings else {
+                completionHandler(nil)
+                return
+            }
+            let components = settings.components(separatedBy: "\n")
 
             var settingsDictionary: [String: String] = [:]
             for component in components {
@@ -131,7 +140,7 @@ extension PacketTunnelProvider {
         }
     }
 
-    private func handleWireguardAppMessage(_ messageData: Data, completionHandler: ((Data?) -> Void)? = nil) {
+    func handleWireguardAppMessage(_ messageData: Data, completionHandler: ((Data?) -> Void)? = nil) {
         guard let completionHandler = completionHandler else { return }
         if messageData.count == 1 && messageData[0] == 0 {
             wgAdapter?.getRuntimeConfiguration { settings in
@@ -176,7 +185,7 @@ extension PacketTunnelProvider {
     }
 
     func stopWireguard(with reason: NEProviderStopReason, completionHandler: @escaping () -> Void) {
-        wg_log(.info, message: "Stopping tunnel: reason: \(reason.description)")
+        wg_log(.info, message: "Stopping tunnel: reason: \(reason.amneziaDescription)")
 
         wgAdapter?.stop { error in
             ErrorNotifier.removeLastErrorFile()

client/platforms/ios/PacketTunnelProvider+Xray.swift

@@ -107,6 +107,8 @@ extension PacketTunnelProvider {
                     return
                 }
 
+                self?.updateActiveInterfaceIndexForCurrentPath()
+
                 // Launch xray
                 self?.setupAndStartXray(configData: updatedData) { xrayError in
                     if let xrayError {
@@ -133,6 +135,15 @@ extension PacketTunnelProvider {
         completionHandler()
     }
 
+    func sockCallback(fd: uintptr_t) {
+        if activeIfaceIdx != 0 {
+            withUnsafePointer(to: activeIfaceIdx) { ptr in
+                setsockopt(Int32(fd), IPPROTO_IP, IP_BOUND_IF, ptr, socklen_t(MemoryLayout<UInt32>.size))
+                setsockopt(Int32(fd), IPPROTO_IPV6, IPV6_BOUND_IF, ptr, socklen_t(MemoryLayout<UInt32>.size))
+            }
+        }
+    }
+
     private func setupAndStartXray(configData: Data,
                                    completionHandler: @escaping (Error?) -> Void) {
         let path = Constants.cachesDirectory.appendingPathComponent("config.json", isDirectory: false).path
@@ -142,6 +153,17 @@ extension PacketTunnelProvider {
             return
         }
 
+        updateActiveInterfaceIndexForCurrentPath()
+
+        let ctx = Unmanaged.passUnretained(self).toOpaque()
+        let cb: libxray_sockcallback = { (fd, ctx) in
+            guard let ctx = ctx else { return }
+            let instance = Unmanaged<PacketTunnelProvider>.fromOpaque(ctx).takeUnretainedValue()
+
+            instance.sockCallback(fd: fd)
+        }
+        LibXraySetSockCallback(cb, ctx)
+
         LibXrayRunXray(nil,
                        path,
                        Int64.max)

client/platforms/ios/PacketTunnelProvider.swift

@@ -1,5 +1,6 @@
 import Foundation
 import NetworkExtension
+import Network
 import os
 import Darwin
 import OpenVPNAdapter
@@ -38,6 +39,12 @@ struct Constants {
 class PacketTunnelProvider: NEPacketTunnelProvider {
     var wgAdapter: WireGuardAdapter?
     var ovpnAdapter: OpenVPNAdapter?
+    private lazy var openVPNPacketFlowAdapter = PacketTunnelFlowAdapter(flow: packetFlow)
+    private let pathMonitorQueue = DispatchQueue(label: Constants.processQueueName + ".path-monitor")
+    private let pathMonitor = NWPathMonitor()
+    private var didReceiveInitialPathUpdate = false
+    private var currentPath: Network.NWPath?
+    private var currentPathSignature: String?
 
     var splitTunnelType: Int?
     var splitTunnelSites: [String]?
@@ -48,7 +55,89 @@ class PacketTunnelProvider: NEPacketTunnelProvider {
     var stopHandler: (() -> Void)?
     var protoType: TunnelProtoType?
     
+    var activeIfaceIdx: UInt32 = 0
+
+    func openVPNPacketFlow() -> OpenVPNAdapterPacketFlow {
+        openVPNPacketFlowAdapter
+    }
+
+    override init() {
+        super.init()
+        pathMonitor.pathUpdateHandler = { [weak self] path in
+            guard let self else { return }
+            self.currentPath = path
+            let signature = self.pathSignature(for: path)
+            let hasMeaningfulChange = self.currentPathSignature != signature
+            self.currentPathSignature = signature
+            self.updateActiveInterfaceIndex(for: path)
+
+            guard self.didReceiveInitialPathUpdate else {
+                self.didReceiveInitialPathUpdate = true
+                return
+            }
+
+            guard hasMeaningfulChange, let proto = self.protoType else { return }
+
+            // WireGuard/AWG manages network changes internally; avoid restarting the tunnel here.
+            if proto == .wireguard {
+                return
+            }
+
+            DispatchQueue.main.async {
+                self.handle(networkChange: path) { _ in }
+            }
+        }
+        pathMonitor.start(queue: pathMonitorQueue)
+
+        currentPath = pathMonitor.currentPath
+        currentPathSignature = pathSignature(for: pathMonitor.currentPath)
+    }
+
+    func updateActiveInterfaceIndex(for path: Network.NWPath?) {
+        guard let path else {
+            activeIfaceIdx = 0
+            return
+        }
+
+        let preferredTypes: [NWInterface.InterfaceType] = [.wiredEthernet, .wifi, .cellular, .other]
+
+        let nonLoopbackInterfaces = path.availableInterfaces.filter { $0.type != .loopback }
+        let activeInterfaces = nonLoopbackInterfaces.filter { path.usesInterfaceType($0.type) }
+
+        let candidate = preferredTypes.compactMap { type in
+            activeInterfaces.first { $0.type == type }
+        }.first ?? activeInterfaces.first ?? nonLoopbackInterfaces.first
+
+        if let candidate {
+            activeIfaceIdx = UInt32(candidate.index)
+        } else {
+            activeIfaceIdx = 0
+        }
+    }
+
+    func updateActiveInterfaceIndexForCurrentPath() {
+        if let currentPath {
+            currentPathSignature = pathSignature(for: currentPath)
+            updateActiveInterfaceIndex(for: currentPath)
+            return
+        }
+
+        currentPath = pathMonitor.currentPath
+        currentPathSignature = pathSignature(for: pathMonitor.currentPath)
+        updateActiveInterfaceIndex(for: pathMonitor.currentPath)
+    }
+
   override func handleAppMessage(_ messageData: Data, completionHandler: ((Data?) -> Void)? = nil) {
+      if messageData.count == 1 && messageData[0] == 0 {
+          guard let completionHandler else { return }
+          if protoType == .wireguard {
+              handleWireguardAppMessage(messageData, completionHandler: completionHandler)
+          } else {
+              completionHandler(nil)
+          }
+          return
+      }
+
       guard let message = String(data: messageData, encoding: .utf8) else {
           if let completionHandler {
               completionHandler(nil)
@@ -59,6 +148,10 @@ class PacketTunnelProvider: NEPacketTunnelProvider {
       neLog(.info, title: "App said: ", message: message)
 
       guard let message = try? JSONSerialization.jsonObject(with: messageData, options: []) as? [String: Any] else {
+          if protoType == .wireguard {
+              handleWireguardAppMessage(messageData, completionHandler: completionHandler)
+              return
+          }
           neLog(.error, message: "Failed to serialize message from app")
           return
       }
@@ -104,6 +197,9 @@ class PacketTunnelProvider: NEPacketTunnelProvider {
             return
         }
 
+        didReceiveInitialPathUpdate = false
+        updateActiveInterfaceIndexForCurrentPath()
+
         switch protoType {
         case .wireguard:
             startWireguard(activationAttemptId: activationAttemptId,
@@ -157,28 +253,63 @@ class PacketTunnelProvider: NEPacketTunnelProvider {
                                of object: Any?,
                                change: [NSKeyValueChangeKey: Any]?,
                                context: UnsafeMutableRawPointer?) {
-        guard Constants.kDefaultPathKey != keyPath else { return }
+        guard Constants.kDefaultPathKey == keyPath else {
-        // Since iOS 11, we have observed that this KVO event fires repeatedly when connecting over Wifi,
-        // even though the underlying network has not changed (i.e. `isEqualToPath` returns false),
-        // leading to "wakeup crashes" due to excessive network activity. Guard against false positives by
-        // comparing the paths' string description, which includes properties not exposed by the class
-        guard let lastPath: NWPath = change?[.oldKey] as? NWPath,
-              let defPath = defaultPath,
-              lastPath != defPath || lastPath.description != defPath.description else {
             return
         }
-        DispatchQueue.main.async { [weak self] in
-            guard let self, self.defaultPath != nil else { return }
-            self.handle(networkChange: self.defaultPath!) { _ in }
-        }
     }
   
-    private func handle(networkChange changePath: NWPath, completion: @escaping (Error?) -> Void) {
+    private func handle(networkChange changePath: Network.NWPath, completion: @escaping (Error?) -> Void) {
+        updateActiveInterfaceIndex(for: changePath)
         wg_log(.info, message: "Tunnel restarted.")
         startTunnel(options: nil, completionHandler: completion)
     }
 }
 
+private extension PacketTunnelProvider {
+    func pathSignature(for path: Network.NWPath) -> String {
+        var signatureComponents = [String(describing: path.status)]
+        signatureComponents.append(path.isExpensive ? "exp" : "noexp")
+        signatureComponents.append(path.isConstrained ? "con" : "nocon")
+
+        let preferredTypes: [NWInterface.InterfaceType] = [.wiredEthernet, .wifi, .cellular, .loopback, .other]
+        let sortedInterfaces = path.availableInterfaces.sorted { lhs, rhs in
+            if lhs.type == rhs.type {
+                return lhs.index < rhs.index
+            }
+
+            let lhsOrder = preferredTypes.firstIndex(of: lhs.type) ?? preferredTypes.count
+            let rhsOrder = preferredTypes.firstIndex(of: rhs.type) ?? preferredTypes.count
+
+            if lhsOrder == rhsOrder {
+                return lhs.index < rhs.index
+            }
+
+            return lhsOrder < rhsOrder
+        }
+
+        for interface in sortedInterfaces {
+            let typeName: String
+            switch interface.type {
+            case .wiredEthernet: typeName = "ethernet"
+            case .wifi: typeName = "wifi"
+            case .cellular: typeName = "cellular"
+            case .loopback: typeName = "loopback"
+            case .other: typeName = "other"
+            @unknown default: typeName = "unknown"
+            }
+            signatureComponents.append("\(typeName):\(interface.index)")
+        }
+
+        // Include currently used interface preference ordering
+        for type in preferredTypes {
+            let usesType = path.usesInterfaceType(type)
+            signatureComponents.append("uses-\(type):\(usesType)")
+        }
+
+        return signatureComponents.joined(separator: "|")
+    }
+}
+
 extension WireGuardLogLevel {
   var osLogLevel: OSLogType {
     switch self {
@@ -190,8 +321,27 @@ extension WireGuardLogLevel {
   }
 }
 
-extension NEProviderStopReason: CustomStringConvertible {
+final class PacketTunnelFlowAdapter: NSObject, OpenVPNAdapterPacketFlow {
-  public var description: String {
+  private let flow: NEPacketTunnelFlow
+
+  init(flow: NEPacketTunnelFlow) {
+    self.flow = flow
+    super.init()
+  }
+
+  @objc(readPacketsWithCompletionHandler:)
+  func readPackets(completionHandler: @escaping ([Data], [NSNumber]) -> Void) {
+    flow.readPackets(completionHandler: completionHandler)
+  }
+
+  @objc(writePackets:withProtocols:)
+  func writePackets(_ packets: [Data], withProtocols protocols: [NSNumber]) -> Bool {
+    flow.writePackets(packets, withProtocols: protocols)
+  }
+}
+
+extension NEProviderStopReason {
+  var amneziaDescription: String {
     switch self {
     case .none:
       return "No specific reason"
@@ -223,6 +373,8 @@ extension NEProviderStopReason: CustomStringConvertible {
       return "The current console user changed"
     case .connectionFailed:
       return "The connection failed"
+    case .internalError:
+      return "The network extension reported an internal error"
     case .sleep:
       return "A stop reason indicating the VPNC enabled disconnect on sleep and the device went to sleep"
     case .appUpdate:

client/platforms/ios/ScreenProtection.swift

@@ -11,13 +11,7 @@ class ScreenProtection {
 import UIKit
 
 public func toggleScreenshots(_ isEnabled: Bool) {
-  let window = UIApplication.shared.keyWindows.first!
+  ScreenProtection.shared.setScreenshotsEnabled(isEnabled)
-
-  if isEnabled {
-    ScreenProtection.shared.disable(for: window.rootViewController!.view)
-  } else {
-    ScreenProtection.shared.enable(for: window.rootViewController!.view)
-  }
 }
 
 extension UIApplication {
@@ -45,6 +39,45 @@ class ScreenProtection {
 
   private var blurView: UIVisualEffectView?
   private var recordingObservation: NSKeyValueObservation?
+  private var desiredScreenshotsEnabled: Bool?
+  private var retryCount = 0
+  private var retryWorkItem: DispatchWorkItem?
+
+  public func setScreenshotsEnabled(_ isEnabled: Bool) {
+    DispatchQueue.main.async {
+      self.desiredScreenshotsEnabled = isEnabled
+      self.applyScreenshotsSettingOrRetry()
+    }
+  }
+
+  private func applyScreenshotsSettingOrRetry() {
+    assert(Thread.isMainThread)
+
+    guard let desiredScreenshotsEnabled else { return }
+    guard let window = UIApplication.shared.keyWindows.first,
+          let rootView = window.rootViewController?.view else {
+      retryCount += 1
+      guard retryCount <= 50 else { return } // ~5s total
+
+      retryWorkItem?.cancel()
+      let item = DispatchWorkItem { [weak self] in
+        self?.applyScreenshotsSettingOrRetry()
+      }
+      retryWorkItem = item
+      DispatchQueue.main.asyncAfter(deadline: .now() + 0.1, execute: item)
+      return
+    }
+
+    retryWorkItem?.cancel()
+    retryWorkItem = nil
+    retryCount = 0
+
+    if desiredScreenshotsEnabled {
+      disable(for: rootView)
+    } else {
+      enable(for: rootView)
+    }
+  }
 
   public func enable(for view: UIView) {
     DispatchQueue.main.asyncAfter(deadline: .now() + 1.0) {

client/platforms/ios/StoreKitController.h

@@ -0,0 +1,39 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef STOREKITCONTROLLER_H
+#define STOREKITCONTROLLER_H
+
+#import <Foundation/Foundation.h>
+#import <StoreKit/StoreKit.h>
+
+@class Product;
+@class Transaction;
+@class VerificationResult;
+
+API_AVAILABLE(ios(15.0), macos(12.0))
+@interface StoreKitController : NSObject
+
++ (instancetype)sharedInstance;
+
+- (void)purchaseProduct:(NSString *)productIdentifier
+             completion:(void (^)(BOOL success,
+                                  NSString *_Nullable transactionId,
+                                  NSString *_Nullable productId,
+                                  NSString *_Nullable originalTransactionId,
+                                  NSError *_Nullable error))completion;
+
+- (void)restorePurchasesWithCompletion:(void (^)(BOOL success,
+                                                 NSArray<NSDictionary *> *_Nullable restoredTransactions,
+                                                 NSError *_Nullable error))completion;
+
+// Fetch product information for a set of identifiers without initiating a purchase
+- (void)fetchProductsWithIdentifiers:(NSSet<NSString *> *)productIdentifiers
+                          completion:(void (^)(NSArray<NSDictionary *> *products,
+                                               NSArray<NSString *> *invalidIdentifiers,
+                                               NSError *_Nullable error))completion;
+
+@end
+
+#endif // STOREKITCONTROLLER_H

client/platforms/ios/StoreKitController.mm

@@ -0,0 +1,264 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#import "StoreKitController.h"
+#import <StoreKit/StoreKit.h>
+
+#include <QtCore/QDebug>
+#include <QtCore/QString>
+
+API_AVAILABLE(ios(15.0), macos(12.0))
+@interface StoreKitController () <SKProductsRequestDelegate, SKPaymentTransactionObserver>
+@property (nonatomic, copy) void (^purchaseCompletion)(BOOL success,
+                                                       NSString *_Nullable transactionId,
+                                                       NSString *_Nullable productId,
+                                                       NSString *_Nullable originalTransactionId,
+                                                       NSError *_Nullable error);
+@property (nonatomic, copy) void (^restoreCompletion)(BOOL success,
+                                                      NSArray<NSDictionary *> *_Nullable restoredTransactions,
+                                                      NSError *_Nullable error);
+@property (nonatomic, copy) void (^productsFetchCompletion)(NSArray<NSDictionary *> *products,
+                                                            NSArray<NSString *> *invalidIdentifiers,
+                                                            NSError *_Nullable error);
+@property (nonatomic, strong) SKProductsRequest *productsRequest;
+@property (nonatomic, strong) NSMutableArray<NSDictionary *> *restoredTransactions;
+@end
+
+@implementation StoreKitController
+
++ (instancetype)sharedInstance
+{
+    static dispatch_once_t onceToken;
+    static StoreKitController *instance;
+    dispatch_once(&onceToken, ^{
+        if (@available(iOS 15.0, macOS 12.0, *)) {
+            instance = [[StoreKitController alloc] init];
+        }
+    });
+    return instance;
+}
+
+- (instancetype)init API_AVAILABLE(ios(15.0), macos(12.0))
+{
+    self = [super init];
+    if (self) {
+        [[SKPaymentQueue defaultQueue] addTransactionObserver:self];
+    }
+    return self;
+}
+
+- (void)dealloc
+{
+    [[SKPaymentQueue defaultQueue] removeTransactionObserver:self];
+}
+
+- (void)purchaseProduct:(NSString *)productIdentifier
+             completion:(void (^)(BOOL success,
+                                  NSString *_Nullable transactionId,
+                                  NSString *_Nullable productId,
+                                  NSString *_Nullable originalTransactionId,
+                                  NSError *_Nullable error))completion API_AVAILABLE(ios(15.0), macos(12.0))
+{
+    self.purchaseCompletion = completion;
+    
+    qInfo().noquote() << "[IAP][StoreKit] Starting purchase for" << QString::fromUtf8(productIdentifier.UTF8String);
+    dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
+        [self performPurchaseAsync:productIdentifier];
+    });
+}
+
+- (void)performPurchaseAsync:(NSString *)productIdentifier API_AVAILABLE(ios(15.0), macos(12.0))
+{
+    dispatch_async(dispatch_get_main_queue(), ^{
+        @try {
+            SKProductsRequest *request = [[SKProductsRequest alloc] initWithProductIdentifiers:[NSSet setWithObject:productIdentifier]];
+            request.delegate = self;
+            [request start];
+            
+        } @catch (NSException *exception) {
+            NSError *error = [NSError errorWithDomain:@"StoreKitController"
+                                                 code:1
+                                             userInfo:@{ NSLocalizedDescriptionKey : exception.reason ?: @"Purchase failed" }];
+            if (self.purchaseCompletion) {
+                self.purchaseCompletion(NO, nil, nil, nil, error);
+                self.purchaseCompletion = nil;
+            }
+        }
+    });
+}
+
+- (void)restorePurchasesWithCompletion:(void (^)(BOOL success,
+                                                 NSArray<NSDictionary *> *_Nullable restoredTransactions,
+                                                 NSError *_Nullable error))completion API_AVAILABLE(ios(15.0), macos(12.0))
+{
+    self.restoreCompletion = completion;
+    self.restoredTransactions = [NSMutableArray array];
+    [[SKPaymentQueue defaultQueue] restoreCompletedTransactions];
+}
+
+- (void)fetchProductsWithIdentifiers:(NSSet<NSString *> *)productIdentifiers
+                          completion:(void (^)(NSArray<NSDictionary *> *products,
+                                               NSArray<NSString *> *invalidIdentifiers,
+                                               NSError *_Nullable error))completion API_AVAILABLE(ios(15.0), macos(12.0))
+{
+    self.productsFetchCompletion = completion;
+    self.productsRequest = [[SKProductsRequest alloc] initWithProductIdentifiers:productIdentifiers];
+    self.productsRequest.delegate = self;
+    [self.productsRequest start];
+}
+
+#pragma mark - SKProductsRequestDelegate / SKRequestDelegate
+
+- (void)productsRequest:(SKProductsRequest *)request didReceiveResponse:(SKProductsResponse *)response
+{
+    if (self.purchaseCompletion) {
+        SKProduct *product = response.products.firstObject;
+        if (!product) {
+            NSError *error = [NSError errorWithDomain:@"StoreKitController"
+                                                 code:0
+                                             userInfo:@{ NSLocalizedDescriptionKey : @"Product not found" }];
+            self.purchaseCompletion(NO, nil, nil, nil, error);
+            self.purchaseCompletion = nil;
+            self.productsRequest = nil;
+            return;
+        }
+        NSString *currencyCode = [product.priceLocale objectForKey:NSLocaleCurrencyCode] ?: @"";
+        NSString *priceString = [product.price stringValue] ?: @"";
+        qInfo().noquote() << "[IAP][StoreKit] Received product" << QString::fromUtf8(product.productIdentifier.UTF8String)
+                          << "price=" << QString::fromUtf8(priceString.UTF8String)
+                          << "currency=" << QString::fromUtf8(currencyCode.UTF8String);
+        SKPayment *payment = [SKPayment paymentWithProduct:product];
+        [[SKPaymentQueue defaultQueue] addPayment:payment];
+        self.productsRequest = nil;
+        return;
+    }
+
+    if (self.productsFetchCompletion) {
+        NSMutableArray<NSDictionary *> *productDicts = [NSMutableArray array];
+        for (SKProduct *p in response.products) {
+            NSDictionary *productDict = @{
+                @"productId": p.productIdentifier,
+                @"title": p.localizedTitle,
+                @"description": p.localizedDescription,
+                @"price": p.price.stringValue,
+                @"currencyCode": [p.priceLocale objectForKey:NSLocaleCurrencyCode] ?: @""
+            };
+            [productDicts addObject:productDict];
+            NSString *productCurrency = [p.priceLocale objectForKey:NSLocaleCurrencyCode] ?: @"";
+            NSString *productPrice = [p.price stringValue] ?: @"";
+            qInfo().noquote() << "[IAP][StoreKit] Fetched product info" << QString::fromUtf8(p.productIdentifier.UTF8String)
+                              << "price=" << QString::fromUtf8(productPrice.UTF8String)
+                              << "currency=" << QString::fromUtf8(productCurrency.UTF8String);
+        }
+        
+        self.productsFetchCompletion(productDicts, response.invalidProductIdentifiers, nil);
+        self.productsFetchCompletion = nil;
+        self.productsRequest = nil;
+        return;
+    }
+}
+
+- (void)request:(SKRequest *)request didFailWithError:(NSError *)error
+{
+    if (self.purchaseCompletion) {
+        self.purchaseCompletion(NO, nil, nil, nil, error);
+        self.purchaseCompletion = nil;
+    }
+    if (self.productsFetchCompletion) {
+        self.productsFetchCompletion(@[], @[], error);
+        self.productsFetchCompletion = nil;
+    }
+    self.productsRequest = nil;
+}
+
+#pragma mark - SKPaymentTransactionObserver
+
+- (void)paymentQueue:(SKPaymentQueue *)queue updatedTransactions:(NSArray<SKPaymentTransaction *> *)transactions
+{
+    for (SKPaymentTransaction *transaction in transactions) {
+        switch (transaction.transactionState) {
+        case SKPaymentTransactionStatePurchased: {
+            NSString *originalTransactionId = transaction.originalTransaction.transactionIdentifier ?: transaction.transactionIdentifier;
+            qInfo().noquote() << "[IAP][StoreKit] Transaction purchased" << QString::fromUtf8(transaction.transactionIdentifier.UTF8String)
+                              << "original=" << QString::fromUtf8((originalTransactionId ?: @"").UTF8String)
+                              << "product=" << QString::fromUtf8(transaction.payment.productIdentifier.UTF8String);
+            
+            if (self.purchaseCompletion) {
+                self.purchaseCompletion(YES,
+                                       transaction.transactionIdentifier,
+                                       transaction.payment.productIdentifier,
+                                       originalTransactionId,
+                                       nil);
+                self.purchaseCompletion = nil;
+            }
+            [[SKPaymentQueue defaultQueue] finishTransaction:transaction];
+            break;
+        }
+        case SKPaymentTransactionStateFailed:
+            qInfo().noquote() << "[IAP][StoreKit] Transaction failed" << QString::fromUtf8(transaction.transactionIdentifier.UTF8String)
+                              << "product=" << QString::fromUtf8(transaction.payment.productIdentifier.UTF8String)
+                              << "error=" << QString::fromUtf8(transaction.error.localizedDescription.UTF8String);
+            if (self.purchaseCompletion) {
+                self.purchaseCompletion(NO,
+                                       transaction.transactionIdentifier,
+                                       transaction.payment.productIdentifier,
+                                       nil,
+                                       transaction.error);
+                self.purchaseCompletion = nil;
+            }
+            [[SKPaymentQueue defaultQueue] finishTransaction:transaction];
+            break;
+        case SKPaymentTransactionStateRestored: {
+            if (self.restoreCompletion) {
+                NSString *transactionId = transaction.transactionIdentifier ?: @"";
+                NSString *originalTransactionId = transaction.originalTransaction.transactionIdentifier ?: transactionId;
+                NSString *productId = transaction.payment.productIdentifier ?: @"";
+
+                qInfo().noquote() << "[IAP][StoreKit] Transaction restored"
+                                  << QString::fromUtf8(transactionId.UTF8String)
+                                  << "original="
+                                  << QString::fromUtf8((originalTransactionId ?: @"").UTF8String)
+                                  << "product="
+                                  << QString::fromUtf8((productId ?: @"").UTF8String);
+
+                NSDictionary *info = @{
+                    @"transactionId": transactionId,
+                    @"originalTransactionId": originalTransactionId ?: @"",
+                    @"productId": productId ?: @""
+                };
+                if (!self.restoredTransactions) {
+                    self.restoredTransactions = [NSMutableArray array];
+                }
+                [self.restoredTransactions addObject:info];
+            }
+            [[SKPaymentQueue defaultQueue] finishTransaction:transaction];
+            break;
+        }
+        case SKPaymentTransactionStatePurchasing:
+        case SKPaymentTransactionStateDeferred: 
+            break;
+        }
+    }
+}
+
+- (void)paymentQueueRestoreCompletedTransactionsFinished:(SKPaymentQueue *)queue
+{
+    if (self.restoreCompletion) {
+        NSArray<NSDictionary *> *transactions = [self.restoredTransactions copy];
+        self.restoreCompletion(YES, transactions, nil);
+        self.restoreCompletion = nil;
+        self.restoredTransactions = nil;
+    }
+}
+
+- (void)paymentQueue:(SKPaymentQueue *)queue restoreCompletedTransactionsFailedWithError:(NSError *)error
+{
+    if (self.restoreCompletion) {
+        self.restoreCompletion(NO, nil, error);
+        self.restoreCompletion = nil;
+        self.restoredTransactions = nil;
+    }
+}
+
+@end

client/platforms/ios/WGConfig.swift

@@ -6,8 +6,6 @@ struct WGConfig: Decodable {
   let junkPacketCount, junkPacketMinSize, junkPacketMaxSize: String?
   let initPacketJunkSize, responsePacketJunkSize, cookieReplyPacketJunkSize, transportPacketJunkSize: String?
   let specialJunk1, specialJunk2, specialJunk3, specialJunk4, specialJunk5: String?
-  let controlledJunk1, controlledJunk2, controlledJunk3: String?
-  let specialHandshakeTimeout: String?
   let dns1: String
   let dns2: String
   let mtu: String
@@ -28,8 +26,6 @@ struct WGConfig: Decodable {
     case junkPacketCount = "Jc", junkPacketMinSize = "Jmin", junkPacketMaxSize = "Jmax"
     case initPacketJunkSize = "S1", responsePacketJunkSize = "S2", cookieReplyPacketJunkSize = "S3", transportPacketJunkSize = "S4"
     case specialJunk1 = "I1", specialJunk2 = "I2", specialJunk3 = "I3", specialJunk4 = "I4", specialJunk5 = "I5"
-    case controlledJunk1 = "J1", controlledJunk2 = "J2", controlledJunk3 = "J3"
-    case specialHandshakeTimeout = "Itime"
     case dns1
     case dns2
     case mtu
@@ -46,57 +42,63 @@ struct WGConfig: Decodable {
   }
 
   var settings: String {
-    guard junkPacketCount != nil else { return "" }
+    func trimmed(_ value: String?) -> String? {
+      guard let value = value?.trimmingCharacters(in: .whitespacesAndNewlines),
+            !value.isEmpty else {
+        return nil
+      }
+      return value
+    }
+
+    guard
+      let junkPacketCount = trimmed(junkPacketCount),
+      let junkPacketMinSize = trimmed(junkPacketMinSize),
+      let junkPacketMaxSize = trimmed(junkPacketMaxSize),
+      let initPacketJunkSize = trimmed(initPacketJunkSize),
+      let responsePacketJunkSize = trimmed(responsePacketJunkSize),
+      let initPacketMagicHeader = trimmed(initPacketMagicHeader),
+      let responsePacketMagicHeader = trimmed(responsePacketMagicHeader),
+      let underloadPacketMagicHeader = trimmed(underloadPacketMagicHeader),
+      let transportPacketMagicHeader = trimmed(transportPacketMagicHeader)
+    else { return "" }
 
     var settingsLines: [String] = []
 
     // Required parameters when junkPacketCount is present
-    settingsLines.append("Jc = \(junkPacketCount!)")
+    settingsLines.append("Jc = \(junkPacketCount)")
-    settingsLines.append("Jmin = \(junkPacketMinSize!)")
+    settingsLines.append("Jmin = \(junkPacketMinSize)")
-    settingsLines.append("Jmax = \(junkPacketMaxSize!)")
+    settingsLines.append("Jmax = \(junkPacketMaxSize)")
-    settingsLines.append("S1 = \(initPacketJunkSize!)")
+    settingsLines.append("S1 = \(initPacketJunkSize)")
-    settingsLines.append("S2 = \(responsePacketJunkSize!)")
+    settingsLines.append("S2 = \(responsePacketJunkSize)")
 
-    settingsLines.append("H1 = \(initPacketMagicHeader!)")
+    settingsLines.append("H1 = \(initPacketMagicHeader)")
-    settingsLines.append("H2 = \(responsePacketMagicHeader!)")
+    settingsLines.append("H2 = \(responsePacketMagicHeader)")
-    settingsLines.append("H3 = \(underloadPacketMagicHeader!)")
+    settingsLines.append("H3 = \(underloadPacketMagicHeader)")
-    settingsLines.append("H4 = \(transportPacketMagicHeader!)")
+    settingsLines.append("H4 = \(transportPacketMagicHeader)")
 
     // Optional parameters - only add if not nil and not empty
-    if let s3 = cookieReplyPacketJunkSize, !s3.isEmpty {
+    if let s3 = trimmed(cookieReplyPacketJunkSize) {
       settingsLines.append("S3 = \(s3)")
     }
-    if let s4 = transportPacketJunkSize, !s4.isEmpty {
+    if let s4 = trimmed(transportPacketJunkSize) {
       settingsLines.append("S4 = \(s4)")
     }
 
-    if let i1 = specialJunk1, !i1.isEmpty {
+    if let i1 = trimmed(specialJunk1) {
       settingsLines.append("I1 = \(i1)")
     }
-    if let i2 = specialJunk2, !i2.isEmpty {
+    if let i2 = trimmed(specialJunk2) {
       settingsLines.append("I2 = \(i2)")
     }
-    if let i3 = specialJunk3, !i3.isEmpty {
+    if let i3 = trimmed(specialJunk3) {
       settingsLines.append("I3 = \(i3)")
     }
-    if let i4 = specialJunk4, !i4.isEmpty {
+    if let i4 = trimmed(specialJunk4) {
       settingsLines.append("I4 = \(i4)")
     }
-    if let i5 = specialJunk5, !i5.isEmpty {
+    if let i5 = trimmed(specialJunk5) {
       settingsLines.append("I5 = \(i5)")
     }
-    if let j1 = controlledJunk1, !j1.isEmpty {
-      settingsLines.append("J1 = \(j1)")
-    }
-    if let j2 = controlledJunk2, !j2.isEmpty {
-      settingsLines.append("J2 = \(j2)")
-    }
-    if let j3 = controlledJunk3, !j3.isEmpty {
-      settingsLines.append("J3 = \(j3)")
-    }
-    if let itime = specialHandshakeTimeout, !itime.isEmpty {
-      settingsLines.append("Itime = \(itime)")
-    }
 
     return settingsLines.joined(separator: "\n")
   }

client/platforms/ios/ios_controller.h

@@ -2,6 +2,13 @@
 #define IOS_CONTROLLER_H
 
 #include "protocols/vpnprotocol.h"
+#include <functional>
+#include <QVariant>
+#include <QVariantMap>
+#include <QStringList>
+#include <QList>
+#include <QElapsedTimer>
+#include <atomic>
 
 #ifdef __OBJC__
     #import <Foundation/Foundation.h>
@@ -55,7 +62,24 @@ public:
     bool shareText(const QStringList &filesToSend);
     QString openFile();
 
+    void purchaseProduct(const QString &productId,
+                         std::function<void(bool success,
+                                            const QString &transactionId,
+                                            const QString &purchasedProductId,
+                                            const QString &originalTransactionId,
+                                            const QString &errorString)> &&callback);
+    void restorePurchases(std::function<void(bool success,
+                                             const QList<QVariantMap> &transactions,
+                                             const QString &errorString)> &&callback);
+
+    // Fetch product info for given product identifiers and return basic fields for logging
+    void fetchProducts(const QStringList &productIds,
+                       std::function<void(const QList<QVariantMap> &products,
+                                          const QStringList &invalidIds,
+                                          const QString &errorString)> &&callback);
+
     void requestInetAccess();
+    bool isTestFlight();
 signals:
     void connectionStateChanged(Vpn::ConnectionState state);
     void bytesChanged(quint64 receivedBytes, quint64 sentBytes);
@@ -81,6 +105,7 @@ private:
     bool startXray(const QString &jsonConfig);
 
     void startTunnel();
+    void emitConnectionStateIfChanged(Vpn::ConnectionState state);
 
 private:
     void *m_iosControllerWrapper {};
@@ -94,8 +119,13 @@ private:
     amnezia::Proto m_proto;
     QJsonObject m_rawConfig;
     QString m_tunnelId;
-    uint64_t m_txBytes;
+    uint64_t m_txBytes = 0;
-    uint64_t m_rxBytes;
+    uint64_t m_rxBytes = 0;
+    bool m_handshakeAwaiting = false;
+    bool m_handshakeConfirmed = false;
+    QElapsedTimer m_handshakeTimer;
+    Vpn::ConnectionState m_lastEmittedState = Vpn::ConnectionState::Unknown;
+    std::atomic_bool m_statusRequestInFlight { false };
 };
 
 #endif // IOS_CONTROLLER_H

client/platforms/ios/ios_controller.mm

@@ -10,6 +10,7 @@
 
 #include "../protocols/vpnprotocol.h"
 #import "ios_controller_wrapper.h"
+#import "StoreKitController.h"
 
 const char* Action::start = "start";
 const char* Action::restart = "restart";
@@ -92,6 +93,48 @@ Vpn::ConnectionState iosStatusToState(NEVPNStatus status) {
 }
 }
 
+namespace {
+constexpr int kHandshakeTimeoutMs = 12000;
+constexpr uint64_t kHandshakeRxThreshold = 4096;
+bool isWireGuardBasedProto(amnezia::Proto proto) {
+    return proto == amnezia::Proto::WireGuard || proto == amnezia::Proto::Awg;
+}
+
+uint64_t uint64FromResponse(NSDictionary *response, NSString *key, uint64_t fallback = 0) {
+    id value = response[key];
+    if (!value || value == [NSNull null]) {
+        return fallback;
+    }
+    if ([value isKindOfClass:[NSNumber class]]) {
+        return [(NSNumber *)value unsignedLongLongValue];
+    }
+    if ([value isKindOfClass:[NSString class]]) {
+        const char *str = [(NSString *)value UTF8String];
+        if (str && *str) {
+            return strtoull(str, nullptr, 10);
+        }
+    }
+    return fallback;
+}
+
+long long int64FromResponse(NSDictionary *response, NSString *key, long long fallback = 0) {
+    id value = response[key];
+    if (!value || value == [NSNull null]) {
+        return fallback;
+    }
+    if ([value isKindOfClass:[NSNumber class]]) {
+        return [(NSNumber *)value longLongValue];
+    }
+    if ([value isKindOfClass:[NSString class]]) {
+        const char *str = [(NSString *)value UTF8String];
+        if (str && *str) {
+            return strtoll(str, nullptr, 10);
+        }
+    }
+    return fallback;
+}
+}
+
 namespace {
 IosController* s_instance = nullptr;
 }
@@ -101,6 +144,9 @@ IosController::IosController() : QObject()
     s_instance = this;
     m_iosControllerWrapper = [[IosControllerWrapper alloc] initWithCppController:this];
 
+    // Initialize StoreKitController early to start observing the payment queue
+    [StoreKitController sharedInstance];
+
     [[NSNotificationCenter defaultCenter]
         removeObserver: (__bridge NSObject *)m_iosControllerWrapper];
     [[NSNotificationCenter defaultCenter]
@@ -110,6 +156,15 @@ IosController::IosController() : QObject()
 
 }
 
+void IosController::emitConnectionStateIfChanged(Vpn::ConnectionState state)
+{
+    if (m_lastEmittedState == state) {
+        return;
+    }
+    m_lastEmittedState = state;
+    emit connectionStateChanged(state);
+}
+
 IosController* IosController::Instance() {
     if (!s_instance) {
         s_instance = new IosController();
@@ -276,33 +331,65 @@ void IosController::disconnectVpn()
 
 void IosController::checkStatus()
 {
+    if (!m_currentTunnel) {
+        return;
+    }
+
+    if (m_currentTunnel.connection.status != NEVPNStatusConnected) {
+        return;
+    }
+
+    if (m_statusRequestInFlight.exchange(true)) {
+        return;
+    }
+
     NSString *actionKey = [NSString stringWithUTF8String:MessageKey::action];
     NSString *actionValue = [NSString stringWithUTF8String:Action::getStatus];
     NSString *tunnelIdKey = [NSString stringWithUTF8String:MessageKey::tunnelId];
     NSString *tunnelIdValue = !m_tunnelId.isEmpty() ? m_tunnelId.toNSString() : @"";
 
     NSDictionary* message = @{actionKey: actionValue, tunnelIdKey: tunnelIdValue};
+    dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
     sendVpnExtensionMessage(message, [&](NSDictionary* response){
-        uint64_t txBytes = [response[@"tx_bytes"] intValue];
+        if (!response) {
-        uint64_t rxBytes = [response[@"rx_bytes"] intValue];
+            QMetaObject::invokeMethod(this, [this]() {
-        
+                m_statusRequestInFlight = false;
-        uint64_t last_handshake_time_sec = 0;
+            }, Qt::QueuedConnection);
-#if !MACOS_NE
+            return;
-        if (response[@"last_handshake_time_sec"] && ![response[@"last_handshake_time_sec"] isKindOfClass:[NSNull class]]) {
-            last_handshake_time_sec = [response[@"last_handshake_time_sec"] intValue];
-        } else {
-            qDebug() << "Key last_handshake_time_sec is missing or null";
         }
 
-        if (last_handshake_time_sec < 0) {
+        const uint64_t txBytes = uint64FromResponse(response, @"tx_bytes");
-            disconnectVpn();
+        const uint64_t rxBytes = uint64FromResponse(response, @"rx_bytes");
-            qDebug() << "Invalid handshake time, disconnecting VPN.";
+        const long long last_handshake_time_sec = int64FromResponse(response, @"last_handshake_time_sec");
+
+        QMetaObject::invokeMethod(this, [this, txBytes, rxBytes, last_handshake_time_sec]() {
+            if (isWireGuardBasedProto(m_proto) && m_handshakeAwaiting) {
+                const bool hasHandshakeData = (last_handshake_time_sec >= 0);
+                const bool hasFreshHandshake = hasHandshakeData &&
+                        ((last_handshake_time_sec > 0) ||
+                         (rxBytes >= kHandshakeRxThreshold) ||
+                         (txBytes >= kHandshakeRxThreshold));
+
+                if (hasFreshHandshake) {
+                    m_handshakeConfirmed = true;
+                    m_handshakeAwaiting = false;
+                    m_handshakeTimer.invalidate();
+                    qDebug() << "IosController::checkStatus : handshake confirmed";
+                    emitConnectionStateIfChanged(Vpn::ConnectionState::Connected);
+                } else if (m_handshakeTimer.isValid() &&
+                           m_handshakeTimer.elapsed() > kHandshakeTimeoutMs) {
+                    m_handshakeTimer.restart();
+                    qDebug() << "IosController::checkStatus : handshake timed out, keeping tunnel alive";
+                    emitConnectionStateIfChanged(Vpn::ConnectionState::Reconnecting);
+                }
             }
-#endif
 
             emit bytesChanged(rxBytes - m_rxBytes, txBytes - m_txBytes);
             m_rxBytes = rxBytes;
             m_txBytes = txBytes;
+            m_statusRequestInFlight = false;
+        }, Qt::QueuedConnection);
+    });
     });
 }
 
@@ -409,7 +496,22 @@ void IosController::vpnStatusDidChange(void *pNotification)
             }
         }
 
-        emit connectionStateChanged(iosStatusToState(session.status));
+        Vpn::ConnectionState nextState = iosStatusToState(session.status);
+        if (session.status == NEVPNStatusConnected && isWireGuardBasedProto(m_proto)) {
+            if (!m_handshakeConfirmed) {
+                nextState = Vpn::ConnectionState::Connecting;
+                if (!m_handshakeAwaiting) {
+                    m_handshakeAwaiting = true;
+                    m_handshakeTimer.restart();
+                }
+            }
+        } else if (session.status != NEVPNStatusConnected) {
+            m_handshakeAwaiting = false;
+            m_handshakeConfirmed = false;
+            m_handshakeTimer.invalidate();
+            m_statusRequestInFlight = false;
+        }
+        emitConnectionStateIfChanged(nextState);
     }
 }
 
@@ -670,10 +772,6 @@ bool IosController::setupAwg()
     wgConfig.insert(config_key::specialJunk3, config[config_key::specialJunk3]);
     wgConfig.insert(config_key::specialJunk4, config[config_key::specialJunk4]);
     wgConfig.insert(config_key::specialJunk5, config[config_key::specialJunk5]);
-    wgConfig.insert(config_key::controlledJunk1, config[config_key::controlledJunk1]);
-    wgConfig.insert(config_key::controlledJunk2, config[config_key::controlledJunk2]);
-    wgConfig.insert(config_key::controlledJunk3, config[config_key::controlledJunk3]);
-    wgConfig.insert(config_key::specialHandshakeTimeout, config[config_key::specialHandshakeTimeout]);
 
     QJsonDocument wgConfigDoc(wgConfig);
     QString wgConfigDocStr(wgConfigDoc.toJson(QJsonDocument::Compact));
@@ -799,6 +897,9 @@ void IosController::sendVpnExtensionMessage(NSDictionary* message, std::function
 {
     if (!m_currentTunnel) {
         qDebug() << "Cannot set an extension callback without a tunnel manager";
+        if (callback) {
+            callback(nil);
+        }
         return;
     }
 
@@ -808,6 +909,9 @@ void IosController::sendVpnExtensionMessage(NSDictionary* message, std::function
     if (!data || error) {
         qDebug() << "Failed to serialize message to VpnExtension as JSON. Error:"
                  << [error.localizedDescription UTF8String];
+        if (callback) {
+            callback(nil);
+        }
         return;
     }
 
@@ -838,11 +942,18 @@ void IosController::sendVpnExtensionMessage(NSDictionary* message, std::function
         [session sendProviderMessage:data returnError:&sendError responseHandler:completionHandler];
     } else {
         qDebug() << "Method sendProviderMessage:responseHandler:error: does not exist";
+        if (callback) {
+            callback(nil);
+        }
+        return;
     }
 
     if (sendError) {
         qDebug() << "Failed to send message to VpnExtension. Error:"
                  << [sendError.localizedDescription UTF8String];
+        if (callback) {
+            callback(nil);
+        }
     }
 
 }
@@ -913,6 +1024,135 @@ QString IosController::openFile() {
     return filePath;
 }
 
+void IosController::purchaseProduct(const QString &productId,
+                                   std::function<void(bool success,
+                                                      const QString &transactionId,
+                                                      const QString &purchasedProductId,
+                                                      const QString &originalTransactionId,
+                                                      const QString &errorString)> &&callback)
+{
+    qInfo().noquote() << "[IAP][IosController] purchaseProduct called" << productId;
+    if (@available(iOS 15.0, macOS 12.0, *)) {
+        StoreKitController *controller = [StoreKitController sharedInstance];
+        __block auto cb = std::move(callback);
+        [controller purchaseProduct:productId.toNSString() completion:^(BOOL s,
+                                                                        NSString * _Nullable transactionId,
+                                                                        NSString * _Nullable prodId,
+                                                                        NSString * _Nullable originalTxId,
+                                                                        NSError * _Nullable error) {
+            const QString txId = QString::fromUtf8((transactionId ?: @"").UTF8String);
+            const QString pId  = QString::fromUtf8((prodId        ?: @"").UTF8String);
+            const QString origTxId = QString::fromUtf8((originalTxId ?: @"").UTF8String);
+            const QString err  = QString::fromUtf8((error.localizedDescription ?: @"").UTF8String);
+
+            qInfo().noquote() << "[IAP][IosController] purchase completion" << "success=" << s
+                              << "transactionId=" << txId << "originalTransactionId=" << origTxId
+                              << "productId=" << pId << "error=" << err;
+
+            if (cb) {
+                cb(s, txId, pId, origTxId, err);
+            }
+        }];
+    } else {
+        if (callback) {
+            callback(false, QString(), QString(), QString(), "StoreKit 2 requires iOS 15.0 or later");
+        }
+    }
+}
+
+void IosController::restorePurchases(std::function<void(bool success,
+                                                       const QList<QVariantMap> &transactions,
+                                                       const QString &errorString)> &&callback)
+{
+    if (@available(iOS 15.0, macOS 12.0, *)) {
+        StoreKitController *controller = [StoreKitController sharedInstance];
+        __block auto cb = std::move(callback);
+        [controller restorePurchasesWithCompletion:^(BOOL s,
+                                                     NSArray<NSDictionary *> * _Nullable restoredTransactions,
+                                                     NSError * _Nullable error) {
+            QString err;
+            if (error) {
+                err = QString::fromUtf8(error.localizedDescription.UTF8String);
+            }
+            QList<QVariantMap> transactions;
+            for (NSDictionary *dict in restoredTransactions ?: @[]) {
+                QVariantMap transaction;
+                NSString *transactionId = dict[@"transactionId"];
+                NSString *productId = dict[@"productId"];
+                NSString *originalTransactionId = dict[@"originalTransactionId"];
+
+                if (transactionId) {
+                    transaction.insert(QStringLiteral("transactionId"), QString::fromUtf8(transactionId.UTF8String));
+                }
+                if (productId) {
+                    transaction.insert(QStringLiteral("productId"), QString::fromUtf8(productId.UTF8String));
+                }
+                if (originalTransactionId) {
+                    transaction.insert(QStringLiteral("originalTransactionId"),
+                                       QString::fromUtf8(originalTransactionId.UTF8String));
+                }
+                transactions.push_back(transaction);
+            }
+            if (cb) {
+                cb(s, transactions, err);
+            }
+        }];
+    } else {
+        if (callback) {
+            callback(false, QList<QVariantMap>(), "StoreKit 2 requires iOS 15.0 or later");
+        }
+    }
+}
+
+void IosController::fetchProducts(const QStringList &productIds,
+                                  std::function<void(const QList<QVariantMap> &products,
+                                                     const QStringList &invalidIds,
+                                                     const QString &errorString)> &&callback)
+{
+    if (@available(iOS 15.0, macOS 12.0, *)) {
+        StoreKitController *controller = [StoreKitController sharedInstance];
+        NSMutableSet<NSString *> *ids = [NSMutableSet setWithCapacity:productIds.size()];
+        for (const auto &pid : productIds) {
+            [ids addObject:pid.toNSString()];
+        }
+        __block auto cb = std::move(callback);
+
+        [controller fetchProductsWithIdentifiers:ids
+                                      completion:^(NSArray<NSDictionary *> * _Nonnull products,
+                                                   NSArray<NSString *> * _Nonnull invalidIdentifiers,
+                                                   NSError * _Nullable error) {
+            QList<QVariantMap> outProducts;
+            for (NSDictionary *p in products) {
+                QVariantMap m;
+                m["productId"] = QString::fromUtf8([p[@"productId"] UTF8String]);
+                m["title"] = QString::fromUtf8([p[@"title"] UTF8String]);
+                m["description"] = QString::fromUtf8([p[@"description"] UTF8String]);
+                m["price"] = QString::fromUtf8([p[@"price"] UTF8String]);
+                m["currencyCode"] = QString::fromUtf8([p[@"currencyCode"] UTF8String]);
+                outProducts.push_back(m);
+            }
+
+            QStringList invalid;
+            for (NSString *inv in invalidIdentifiers) {
+                invalid.push_back(QString::fromUtf8(inv.UTF8String));
+            }
+
+            QString err;
+            if (error) {
+                err = QString::fromUtf8(error.localizedDescription.UTF8String);
+            }
+
+            if (cb) {
+                cb(outProducts, invalid, err);
+            }
+        }];
+    } else {
+        if (callback) {
+            callback(QList<QVariantMap>(), QStringList(), "StoreKit 2 requires iOS 15.0 or later");
+        }
+    }
+}
+
 void IosController::requestInetAccess() {
     NSURL *url = [NSURL URLWithString:@"http://captive.apple.com/generate_204"];
     if (!url) {
@@ -931,3 +1171,8 @@ void IosController::requestInetAccess() {
     }];
     [task resume];
 }
+
+bool IosController::isTestFlight() {
+    NSURL *receiptURL = [[NSBundle mainBundle] appStoreReceiptURL];
+    return receiptURL && [[receiptURL lastPathComponent] isEqualToString:@"sandboxReceipt"];
+}

client/platforms/linux/daemon/linuxroutemonitor.cpp

@@ -165,7 +165,7 @@ bool LinuxRouteMonitor::rtmSendRoute(int action, int flags, int type,
 
     if (rtm->rtm_type == RTN_THROW) {
     struct in_addr ip4;
-    inet_pton(AF_INET, NetworkUtilities::getGatewayAndIface().toUtf8(), &ip4);
+    inet_pton(AF_INET, NetworkUtilities::getGatewayAndIface().first.toUtf8(), &ip4);
     nlmsg_append_attr(nlmsg, sizeof(buf), RTA_GATEWAY, &ip4, sizeof(ip4));
     nlmsg_append_attr32(nlmsg, sizeof(buf), RTA_PRIORITY, 0);
     rtm->rtm_type = RTN_UNICAST;

client/platforms/linux/daemon/wireguardutilslinux.cpp

@@ -143,12 +143,6 @@ bool WireguardUtilsLinux::addInterface(const InterfaceConfig& config) {
     for (const QString& key : config.m_specialJunk.keys()) {
         out << key.toLower() << "=" << config.m_specialJunk.value(key) << "\n";
     }
-    for (const QString& key : config.m_controlledJunk.keys()) {
-        out << key.toLower() << "=" << config.m_controlledJunk.value(key) << "\n";
-    }
-    if (!config.m_specialHandshakeTimeout.isEmpty()) {
-        out << "itime=" << config.m_specialHandshakeTimeout << "\n";
-    }
 
     int err = uapiErrno(uapiCommand(message));
     if (err != 0) {

client/platforms/macos/daemon/wireguardutilsmacos.cpp

@@ -141,12 +141,6 @@ bool WireguardUtilsMacos::addInterface(const InterfaceConfig& config) {
   for (const QString& key : config.m_specialJunk.keys()) {
       out << key.toLower() << "=" << config.m_specialJunk.value(key) << "\n";
   }
-  for (const QString& key : config.m_controlledJunk.keys()) {
-      out << key.toLower() << "=" << config.m_controlledJunk.value(key) << "\n";
-  }
-  if (!config.m_specialHandshakeTimeout.isEmpty()) {
-      out << "itime=" << config.m_specialHandshakeTimeout << "\n";
-  }
 
   int err = uapiErrno(uapiCommand(message));
   if (err != 0) {

client/protocols/ikev2_vpn_protocol_windows.cpp

@@ -6,6 +6,7 @@
 
 #include <chrono>
 
+#include "ipc.h"
 #include "logger.h"
 #include "ikev2_vpn_protocol_windows.h"
 #include "utilities.h"

client/protocols/openvpnprotocol.cpp

@@ -7,7 +7,7 @@
 #include <QNetworkInterface>
 
 #include "core/networkUtilities.h"
-#include "logger.h"
+#include "ipc.h"
 #include "openvpnprotocol.h"
 #include "utilities.h"
 #include "version.h"
@@ -56,8 +56,12 @@ void OpenVpnProtocol::stop()
     }
 
 #if defined(Q_OS_WIN) || defined(Q_OS_LINUX) || defined(Q_OS_MACOS)
-    QRemoteObjectPendingReply<bool> disableKillSwitchResp = IpcClient::Interface()->disableKillSwitch();
+    IpcClient::withInterface([](QSharedPointer<IpcInterfaceReplica> iface) {
-    disableKillSwitchResp.waitForFinished(1000);
+        QRemoteObjectPendingReply<bool> reply = iface->disableKillSwitch();
+        if (!reply.waitForFinished(1000) && !reply.returnValue()) {
+            qWarning() << "OpenVpnProtocol::stop(): Failed to disable killswitch";
+        }
+    });
 #endif
 
     setConnectionState(Vpn::ConnectionState::Disconnected);
@@ -65,21 +69,24 @@ void OpenVpnProtocol::stop()
 
 ErrorCode OpenVpnProtocol::prepare()
 {
-    if (!IpcClient::Interface()) {
+    return IpcClient::withInterface([](QSharedPointer<IpcInterfaceReplica> iface) {
-        return ErrorCode::AmneziaServiceConnectionFailed;
+        QRemoteObjectPendingReply<QStringList> listReply = iface->getTapList();
+        if (!listReply.waitForFinished(1000)) {
+            return ErrorCode::InternalError;
         }
 
-    QRemoteObjectPendingReply<QStringList> resultCheck = IpcClient::Interface()->getTapList();
+        QStringList list = listReply.returnValue();
-    resultCheck.waitForFinished();
+        if (list.empty()) {
-
+            QRemoteObjectPendingReply<bool> installReply = iface->checkAndInstallDriver();
-    if (resultCheck.returnValue().isEmpty()) {
+            if (!installReply.waitForFinished() || !installReply.returnValue()) {
-        QRemoteObjectPendingReply<bool> resultInstall = IpcClient::Interface()->checkAndInstallDriver();
-        resultInstall.waitForFinished();
-
-        if (!resultInstall.returnValue())
                 return ErrorCode::OpenVpnTapAdapterError;
             }
+        }
+
         return ErrorCode::NoError;
+    }, [] () {
+        return ErrorCode::AmneziaServiceConnectionFailed;
+    });
 }
 
 void OpenVpnProtocol::killOpenVpnProcess()
@@ -173,8 +180,17 @@ ErrorCode OpenVpnProtocol::start()
     }
 
 #ifdef AMNEZIA_DESKTOP
-    IpcClient::Interface()->addKillSwitchAllowedRange(QStringList(NetworkUtilities::getIPAddress(
+    const ErrorCode res = IpcClient::withInterface([&](QSharedPointer<IpcInterfaceReplica> iface) {
-            m_configData.value(amnezia::config_key::hostName).toString())));
+        QString ip = NetworkUtilities::getIPAddress(m_configData.value(amnezia::config_key::hostName).toString());
+        QRemoteObjectPendingReply<bool> reply = iface->addKillSwitchAllowedRange(QStringList(ip));
+        if (!reply.waitForFinished(1000) || !reply.returnValue()) {
+            return ErrorCode::AmneziaServiceConnectionFailed;
+        }
+        return ErrorCode::NoError;
+    });
+    if (res != ErrorCode::NoError) {
+        return res;
+    }
 #endif
 
     // Detect default gateway
@@ -337,6 +353,7 @@ void OpenVpnProtocol::updateVpnGateway(const QString &line)
                 m_vpnGateway = l.split(" ").at(2);
 #ifdef Q_OS_WIN
                 QThread::msleep(300);
+                IpcClient::withInterface([&](QSharedPointer<IpcInterfaceReplica> iface) {
                     QList<QNetworkInterface> netInterfaces = QNetworkInterface::allInterfaces();
                     for (int i = 0; i < netInterfaces.size(); i++) {
                         for (int j=0; j < netInterfaces.at(i).addressEntries().size(); j++)
@@ -344,23 +361,29 @@ void OpenVpnProtocol::updateVpnGateway(const QString &line)
                             // killSwitch toggle
                             if (m_vpnLocalAddress == netInterfaces.at(i).addressEntries().at(j).ip().toString()) {
                                 if (QVariant(m_configData.value(config_key::killSwitchOption).toString()).toBool()) {
-                                IpcClient::Interface()->enableKillSwitch(m_configData, netInterfaces.at(i).index());
+                                    iface->enableKillSwitch(m_configData, netInterfaces.at(i).index());
                                 }
                                 m_configData.insert("vpnAdapterIndex", netInterfaces.at(i).index());
                                 m_configData.insert("vpnGateway", m_vpnGateway);
                                 m_configData.insert("vpnServer",
                                                     NetworkUtilities::getIPAddress(m_configData.value(amnezia::config_key::hostName).toString()));
-                            IpcClient::Interface()->enablePeerTraffic(m_configData);
+                                iface->enablePeerTraffic(m_configData);
                             }
                         }
                     }
+                });
 #endif
 #if defined(Q_OS_LINUX) || defined(Q_OS_MACOS)
                 // killSwitch toggle
                 if (QVariant(m_configData.value(config_key::killSwitchOption).toString()).toBool()) {
                     m_configData.insert("vpnServer",
                                         NetworkUtilities::getIPAddress(m_configData.value(amnezia::config_key::hostName).toString()));
-                    IpcClient::Interface()->enableKillSwitch(m_configData, 0);
+                    IpcClient::withInterface([&](QSharedPointer<IpcInterfaceReplica> iface) {
+                        QRemoteObjectPendingReply<bool> reply = iface->enableKillSwitch(m_configData, 0);
+                        if (!reply.waitForFinished(1000) || !reply.returnValue()) {
+                            qWarning() << "OpenVpnProtocol::updateVpnGateway(): Failed to enable killswitch";
+                        }
+                    });
                 }
 #endif
                 qDebug() << QString("Set vpn local address %1, gw %2").arg(m_vpnLocalAddress).arg(vpnGateway());

client/protocols/protocols_defs.cpp

@@ -1,6 +1,7 @@
 #include "protocols_defs.h"
 
 #include <QRandomGenerator>
+#include <QJsonObject>
 
 using namespace amnezia;
 
@@ -217,3 +218,17 @@ QString ProtocolProps::key_proto_config_path(Proto p)
 {
     return protoToString(p) + "_config_path";
 }
+
+QString ProtocolProps::getProtocolVersion(const QJsonObject &protocolConfig)
+{
+    return protocolConfig.value(config_key::protocolVersion).toString();
+}
+
+QString ProtocolProps::getProtocolVersionString(const QJsonObject &protocolConfig)
+{
+    auto version = getProtocolVersion(protocolConfig);
+
+    if (version == protocols::awg::awgV2) return QObject::tr(" (version 2)");
+    if (version == protocols::awg::awgV1_5) return QObject::tr(" (version 1.5)");
+    return "";
+}

client/protocols/protocols_defs.h

@@ -83,10 +83,8 @@ namespace amnezia
         constexpr char specialJunk3[] = "I3";
         constexpr char specialJunk4[] = "I4";
         constexpr char specialJunk5[] = "I5";
-        constexpr char controlledJunk1[] = "J1";
+
-        constexpr char controlledJunk2[] = "J2";
+        constexpr char protocolVersion[] = "protocol_version";
-        constexpr char controlledJunk3[] = "J3";
-        constexpr char specialHandshakeTimeout[] = "Itime";
 
         constexpr char openvpn[] = "openvpn";
         constexpr char wireguard[] = "wireguard";
@@ -218,7 +216,8 @@ namespace amnezia
             constexpr char defaultMtu[] = "1376";
 #endif
 
-            constexpr char serverConfigPath[] = "/opt/amnezia/awg/wg0.conf";
+            constexpr char serverConfigPath[] = "/opt/amnezia/awg/awg0.conf";
+            constexpr char serverLegacyConfigPath[] = "/opt/amnezia/awg/wg0.conf";
             constexpr char serverPublicKeyPath[] = "/opt/amnezia/awg/wireguard_server_public_key.key";
             constexpr char serverPskKeyPath[] = "/opt/amnezia/awg/wireguard_psk.key";
 
@@ -234,15 +233,14 @@ namespace amnezia
             constexpr char defaultResponsePacketMagicHeader[] = "3288052141";
             constexpr char defaultTransportPacketMagicHeader[] = "2528465083";
             constexpr char defaultUnderloadPacketMagicHeader[] = "1766607858";
-            constexpr char defaultSpecialJunk1[] = "";
+            constexpr char defaultSpecialJunk1[] = "<b 0x084481800001000300000000077469636b65747306776964676574096b696e6f706f69736b0272750000010001c00c0005000100000039001806776964676574077469636b6574730679616e646578c025c0390005000100000039002b1765787465726e616c2d7469636b6574732d776964676574066166697368610679616e646578036e657400c05d000100010000001c000457fafe25>";
             constexpr char defaultSpecialJunk2[] = "";
             constexpr char defaultSpecialJunk3[] = "";
             constexpr char defaultSpecialJunk4[] = "";
             constexpr char defaultSpecialJunk5[] = "";
-            constexpr char defaultControlledJunk1[] = "";
+
-            constexpr char defaultControlledJunk2[] = "";
+            constexpr char awgV1_5[] = "1.5";
-            constexpr char defaultControlledJunk3[] = "";
+            constexpr char awgV2[] = "2";
-            constexpr char defaultSpecialHandshakeTimeout[] = "";
         }
 
         namespace socks5Proxy
@@ -325,6 +323,9 @@ namespace amnezia
 
         Q_INVOKABLE static QString key_proto_config_data(Proto p);
         Q_INVOKABLE static QString key_proto_config_path(Proto p);
+
+        static QString getProtocolVersion(const QJsonObject &protocolConfig);
+        static QString getProtocolVersionString(const QJsonObject &protocolConfig);
     };
 } // namespace amnezia
 

client/protocols/vpnprotocol.cpp

@@ -119,6 +119,7 @@ VpnProtocol *VpnProtocol::factory(DockerContainer container, const QJsonObject &
     case DockerContainer::Cloak: return new OpenVpnOverCloakProtocol(configuration);
     case DockerContainer::ShadowSocks: return new ShadowSocksVpnProtocol(configuration);
     case DockerContainer::WireGuard: return new WireguardProtocol(configuration);
+    case DockerContainer::Awg2: return new WireguardProtocol(configuration);
     case DockerContainer::Awg: return new WireguardProtocol(configuration);
     case DockerContainer::Xray: return new XrayProtocol(configuration);
     case DockerContainer::SSXray: return new XrayProtocol(configuration);

client/protocols/xrayprotocol.cpp

@@ -1,17 +1,19 @@
 #include "xrayprotocol.h"
 
+#include "core/ipcclient.h"
+#include "utilities.h"
+#include "core/networkUtilities.h"
+
 #include <QCryptographicHash>
 #include <QJsonDocument>
 #include <QJsonObject>
 #include <QNetworkInterface>
-
+#include <QJsonDocument>
-#include "core/networkUtilities.h"
-#include "utilities.h"
 
 XrayProtocol::XrayProtocol(const QJsonObject &configuration, QObject *parent) : VpnProtocol(configuration, parent)
 {
     readXrayConfiguration(configuration);
-    m_routeGateway = NetworkUtilities::getGatewayAndIface();
+    m_routeGateway = NetworkUtilities::getGatewayAndIface().first;
     m_vpnGateway = amnezia::protocols::xray::defaultLocalAddr;
     m_vpnLocalAddress = amnezia::protocols::xray::defaultLocalAddr;
     m_t2sProcess = IpcClient::InterfaceTun2Socks();
@@ -25,163 +27,102 @@ XrayProtocol::~XrayProtocol()
 
 ErrorCode XrayProtocol::start()
 {
-    qDebug().noquote() << "XrayProtocol xrayExecPath():" << xrayExecPath();
+    qDebug() << "XrayProtocol::start()";
 
-    if (!QFileInfo::exists(xrayExecPath())) {
+    const ErrorCode err = IpcClient::withInterface([&](QSharedPointer<IpcInterfaceReplica> iface) {
-        setLastError(ErrorCode::XrayExecutableMissing);
+        iface->xrayStart(QJsonDocument(m_xrayConfig).toJson());
-        return lastError();
+        return ErrorCode::NoError;
-    }
+    }, [] () {
-
+        return ErrorCode::AmneziaServiceConnectionFailed;
-#ifdef QT_DEBUG
-    m_xrayCfgFile.setAutoRemove(false);
-#endif
-    m_xrayCfgFile.open();
-    QString config = QJsonDocument(m_xrayConfig).toJson();
-    config.replace(m_remoteHost, m_remoteAddress);
-    m_xrayCfgFile.write(config.toUtf8());
-    m_xrayCfgFile.close();
-
-    QStringList args = QStringList() << "-c" << m_xrayCfgFile.fileName() << "-format=json";
-
-    qDebug().noquote() << "XrayProtocol::start()" << xrayExecPath() << args.join(" ");
-
-    m_xrayProcess.setProcessChannelMode(QProcess::MergedChannels);
-    m_xrayProcess.setProgram(xrayExecPath());
-
-    if (Utils::processIsRunning(Utils::executable("xray", false))) {
-        qDebug().noquote() << "kill previos xray";
-        Utils::killProcessByName(Utils::executable("xray", false));
-    }
-
-    m_xrayProcess.setArguments(args);
-
-    connect(&m_xrayProcess, &QProcess::readyReadStandardOutput, this, [this]() {
-#ifdef QT_DEBUG
-        qDebug().noquote() << "xray:" << m_xrayProcess.readAllStandardOutput();
-#endif
     });
+    if (err != ErrorCode::NoError)
+        return err;
 
-    connect(&m_xrayProcess, QOverload<int, QProcess::ExitStatus>::of(&QProcess::finished), this,
-            [this](int exitCode, QProcess::ExitStatus exitStatus) {
-                qDebug().noquote() << "XrayProtocol finished, exitCode, exitStatus" << exitCode << exitStatus;
-                setConnectionState(Vpn::ConnectionState::Disconnected);
-                if ((exitStatus != QProcess::NormalExit) || (exitCode != 0)) {
-                    emit protocolError(amnezia::ErrorCode::XrayExecutableCrashed);
-                    emit setConnectionState(Vpn::ConnectionState::Error);
-                }
-            });
-
-    m_xrayProcess.start();
-    m_xrayProcess.waitForStarted();
-
-    if (m_xrayProcess.state() == QProcess::ProcessState::Running) {
     setConnectionState(Vpn::ConnectionState::Connecting);
-        QThread::msleep(1000);
     return startTun2Sock();
-    } else
-        return ErrorCode::XrayExecutableMissing;
 }
 
 ErrorCode XrayProtocol::startTun2Sock()
 {
     m_t2sProcess->start();
 
-#ifdef Q_OS_WIN
-    m_configData.insert("inetAdapterIndex", NetworkUtilities::AdapterIndexTo(QHostAddress(m_remoteAddress)));
-#endif
-
     connect(m_t2sProcess.data(), &IpcProcessTun2SocksReplica::stateChanged, this,
             [&](QProcess::ProcessState newState) { qDebug() << "PrivilegedProcess stateChanged" << newState; });
 
     connect(m_t2sProcess.data(), &IpcProcessTun2SocksReplica::setConnectionState, this, [&](int vpnState) {
         qDebug() << "PrivilegedProcess setConnectionState " << vpnState;
+        IpcClient::withInterface([&](QSharedPointer<IpcInterfaceReplica> iface) {
             if (vpnState == Vpn::ConnectionState::Connected) {
                 setConnectionState(Vpn::ConnectionState::Connecting);
                 QList<QHostAddress> dnsAddr;
 
-            dnsAddr.push_back(QHostAddress(m_configData.value(config_key::dns1).toString()));
+                dnsAddr.push_back(QHostAddress(m_primaryDNS));
                 // We don't use secondary DNS if primary DNS is AmneziaDNS
-            if (!m_configData.value(amnezia::config_key::dns1).toString().
+                if (!m_primaryDNS.contains(amnezia::protocols::dns::amneziaDnsIp)) {
-                 contains(amnezia::protocols::dns::amneziaDnsIp)) {
+                    dnsAddr.push_back(QHostAddress(m_secondaryDNS));
-                dnsAddr.push_back(QHostAddress(m_configData.value(config_key::dns2).toString()));
                 }
     #ifdef Q_OS_WIN
                 QThread::msleep(8000);
     #endif
     #ifdef Q_OS_MACOS
                 QThread::msleep(5000);
-            IpcClient::Interface()->createTun("utun22", amnezia::protocols::xray::defaultLocalAddr);
+                iface->createTun("utun22", amnezia::protocols::xray::defaultLocalAddr);
-            IpcClient::Interface()->updateResolvers("utun22", dnsAddr);
+                iface->updateResolvers("utun22", dnsAddr);
     #endif
     #ifdef Q_OS_LINUX
                 QThread::msleep(1000);
-            IpcClient::Interface()->createTun("tun2", amnezia::protocols::xray::defaultLocalAddr);
+                iface->createTun("tun2", amnezia::protocols::xray::defaultLocalAddr);
-            IpcClient::Interface()->updateResolvers("tun2", dnsAddr);
+                iface->updateResolvers("tun2", dnsAddr);
-#endif
-#if defined(Q_OS_LINUX) || defined(Q_OS_MACOS)
-            // killSwitch toggle
-            if (QVariant(m_configData.value(config_key::killSwitchOption).toString()).toBool()) {
-                m_configData.insert("vpnServer", m_remoteAddress);
-                IpcClient::Interface()->enableKillSwitch(m_configData, 0);
-            }
     #endif
                 if (m_routeMode == Settings::RouteMode::VpnAllSites) {
-                IpcClient::Interface()->routeAddList(m_vpnGateway, QStringList() << "0.0.0.0/1");
+                    iface->routeAddList(m_vpnGateway, QStringList() << "1.0.0.0/8" << "2.0.0.0/7" << "4.0.0.0/6" << "8.0.0.0/5" << "16.0.0.0/4" << "32.0.0.0/3" << "64.0.0.0/2" << "128.0.0.0/1");
-                IpcClient::Interface()->routeAddList(m_vpnGateway, QStringList() << "128.0.0.0/1");
-                IpcClient::Interface()->routeAddList(m_routeGateway, QStringList() << m_remoteAddress);
                 }
-            IpcClient::Interface()->StopRoutingIpv6();
+                iface->StopRoutingIpv6();
     #ifdef Q_OS_WIN
-            IpcClient::Interface()->updateResolvers("tun2", dnsAddr);
+                iface->updateResolvers("tun2", dnsAddr);
-            QList<QNetworkInterface> netInterfaces = QNetworkInterface::allInterfaces();
-            for (int i = 0; i < netInterfaces.size(); i++) {
-                for (int j = 0; j < netInterfaces.at(i).addressEntries().size(); j++) {
-                    // killSwitch toggle
-                    if (m_vpnLocalAddress == netInterfaces.at(i).addressEntries().at(j).ip().toString()) {
-                        if (QVariant(m_configData.value(config_key::killSwitchOption).toString()).toBool()) {
-                            IpcClient::Interface()->enableKillSwitch(m_configData, netInterfaces.at(i).index());
-                        }
-                        m_configData.insert("vpnAdapterIndex", netInterfaces.at(i).index());
-                        m_configData.insert("vpnGateway", m_vpnGateway);
-                        m_configData.insert("vpnServer", m_remoteAddress);
-                        IpcClient::Interface()->enablePeerTraffic(m_configData);
-                    }
-                }
-            }
     #endif
                 setConnectionState(Vpn::ConnectionState::Connected);
             }
     #if !defined(Q_OS_MACOS)
             if (vpnState == Vpn::ConnectionState::Disconnected) {
                 setConnectionState(Vpn::ConnectionState::Disconnected);
-            IpcClient::Interface()->deleteTun("tun2");
+                iface->deleteTun("tun2");
-            IpcClient::Interface()->StartRoutingIpv6();
+                iface->StartRoutingIpv6();
-            IpcClient::Interface()->clearSavedRoutes();
+                iface->clearSavedRoutes();
             }
 #endif
         });
+    });
 
     return ErrorCode::NoError;
 }
 
 void XrayProtocol::stop()
 {
-#ifdef AMNEZIA_DESKTOP
-    QRemoteObjectPendingReply<bool> disableKillSwitchResp = IpcClient::Interface()->disableKillSwitch();
-    disableKillSwitchResp.waitForFinished(1000);
-    QRemoteObjectPendingReply<bool> StartRoutingIpv6Resp = IpcClient::Interface()->StartRoutingIpv6();
-    StartRoutingIpv6Resp.waitForFinished(1000);
-    QRemoteObjectPendingReply<bool> restoreResolvers = IpcClient::Interface()->restoreResolvers();
-    restoreResolvers.waitForFinished(1000);
-#if !defined(Q_OS_MACOS)
-    QRemoteObjectPendingReply<bool> deleteTunResp = IpcClient::Interface()->deleteTun("tun2");
-    deleteTunResp.waitForFinished(1000);
-#endif
-#endif
     qDebug() << "XrayProtocol::stop()";
-    m_xrayProcess.disconnect();
+
-    m_xrayProcess.kill();
+    IpcClient::withInterface([](QSharedPointer<IpcInterfaceReplica> iface) {
-    m_xrayProcess.waitForFinished(3000);
+#ifdef AMNEZIA_DESKTOP
+        QRemoteObjectPendingReply<bool> StartRoutingIpv6Resp = iface->StartRoutingIpv6();
+        if (!StartRoutingIpv6Resp.waitForFinished(1000)) {
+            qWarning() << "XrayProtocol::stop(): Failed to start routing ipv6";
+        }
+
+        QRemoteObjectPendingReply<bool> restoreResolvers = iface->restoreResolvers();
+        if (!restoreResolvers.waitForFinished(1000)) {
+            qWarning() << "XrayProtocol::stop(): Failed to restore resolvers";
+        }
+
+    #if !defined(Q_OS_MACOS)
+        QRemoteObjectPendingReply<bool> deleteTunResp = iface->deleteTun("tun2");
+        if (!deleteTunResp.waitForFinished(1000)) {
+            qWarning() << "XrayProtocol::stop(): Failed to delete tun";
+        }
+    #endif
+#endif
+        iface->xrayStop();
+    });
+
     if (m_t2sProcess) {
         m_t2sProcess->stop();
         QThread::msleep(200);
@@ -190,26 +131,13 @@ void XrayProtocol::stop()
     setConnectionState(Vpn::ConnectionState::Disconnected);
 }
 
-QString XrayProtocol::xrayExecPath()
-{
-#ifdef Q_OS_WIN
-    return Utils::executable(QString("xray/xray"), true);
-#else
-    return Utils::executable(QString("xray"), true);
-#endif
-}
-
 void XrayProtocol::readXrayConfiguration(const QJsonObject &configuration)
 {
-    m_configData = configuration;
     QJsonObject xrayConfiguration = configuration.value(ProtocolProps::key_proto_config_data(Proto::Xray)).toObject();
     if (xrayConfiguration.isEmpty()) {
         xrayConfiguration = configuration.value(ProtocolProps::key_proto_config_data(Proto::SSXray)).toObject();
     }
     m_xrayConfig = xrayConfiguration;
-    m_localPort = QString(amnezia::protocols::xray::defaultLocalProxyPort).toInt();
-    m_remoteHost = configuration.value(amnezia::config_key::hostName).toString();
-    m_remoteAddress = NetworkUtilities::getIPAddress(m_remoteHost);
     m_routeMode = static_cast<Settings::RouteMode>(configuration.value(amnezia::config_key::splitTunnelType).toInt());
     m_primaryDNS = configuration.value(amnezia::config_key::dns1).toString();
     m_secondaryDNS = configuration.value(amnezia::config_key::dns2).toString();

client/protocols/xrayprotocol.h

@@ -3,8 +3,8 @@
 
 #include "QProcess"
 
-#include "containers/containers_defs.h"
+#include "core/ipcclient.h"
-#include "openvpnprotocol.h"
+#include "vpnprotocol.h"
 #include "settings.h"
 
 class XrayProtocol : public VpnProtocol
@@ -17,29 +17,16 @@ public:
     ErrorCode startTun2Sock();
     void stop() override;
 
-protected:
+private:
     void readXrayConfiguration(const QJsonObject &configuration);
     
-protected:
     QJsonObject m_xrayConfig;
-
-private:
-    static QString xrayExecPath();
-    static QString tun2SocksExecPath();
-
-private:
-    int m_localPort;
-    QString m_remoteHost;
-    QString m_remoteAddress;
     Settings::RouteMode m_routeMode;
-    QJsonObject m_configData;
     QString m_primaryDNS;
     QString m_secondaryDNS;
 #ifndef Q_OS_IOS
-    QProcess m_xrayProcess;
     QSharedPointer<IpcProcessTun2SocksReplica> m_t2sProcess;
 #endif
-    QTemporaryFile m_xrayCfgFile;
 };
 
 #endif // XRAYPROTOCOL_H

client/resources.qrc

@@ -68,6 +68,11 @@
         <file>server_scripts/awg/run_container.sh</file>
         <file>server_scripts/awg/start.sh</file>
         <file>server_scripts/awg/template.conf</file>
+        <file>server_scripts/awg_legacy/configure_container.sh</file>
+        <file>server_scripts/awg_legacy/Dockerfile</file>
+        <file>server_scripts/awg_legacy/run_container.sh</file>
+        <file>server_scripts/awg_legacy/start.sh</file>
+        <file>server_scripts/awg_legacy/template.conf</file>
         <file>server_scripts/build_container.sh</file>
         <file>server_scripts/check_connection.sh</file>
         <file>server_scripts/check_server_is_busy.sh</file>
@@ -242,9 +247,6 @@
         <file>ui/qml/Pages2/PageSettingsApiNativeConfigs.qml</file>
         <file>ui/qml/Pages2/PageSettingsApiDevices.qml</file>
         <file>images/controls/monitor.svg</file>
-        <file>ui/qml/Components/ApiPremV1MigrationDrawer.qml</file>
-        <file>ui/qml/Components/ApiPremV1SubListDrawer.qml</file>
-        <file>ui/qml/Components/OtpCodeDrawer.qml</file>
         <file>ui/qml/Components/AwgTextField.qml</file>
         <file>ui/qml/Pages2/PageSettingsApiSubscriptionKey.qml</file>
         <file>ui/qml/Components/SmartScroll.qml</file>

client/secure_qsettings.cpp

@@ -95,13 +95,17 @@ void SecureQSettings::setValue(const QString &key, const QVariant &value)
                 ds << value;
             }
 
-            QByteArray encryptedValue = encryptText(decryptedValue);
+            const auto encryptedValue = encryptText(decryptedValue);
-            m_settings.setValue(key, magicString + encryptedValue);
+            if (encryptedValue.has_value()) {
+                m_settings.setValue(key, magicString + *encryptedValue);
             } else {
-            qCritical() << "SecureQSettings::setValue Encryption required, but key is empty";
+                qCritical() << "SecureQSettings::setValue encryption failed, plaintext fallback";
-            return;
+                m_settings.setValue(key, value);
+            }
+        } else {
+            qCritical() << "SecureQSettings::setValue Encryption required, but key is empty. plaintext fallback";
+            m_settings.setValue(key, value);
         }
-
     } else {
         m_settings.setValue(key, value);
     }
@@ -177,16 +181,21 @@ bool SecureQSettings::restoreAppConfig(const QByteArray &json)
     return true;
 }
 
-QByteArray SecureQSettings::encryptText(const QByteArray &value) const
+std::optional<QByteArray> SecureQSettings::encryptText(const QByteArray &value) const
 {
     QSimpleCrypto::QBlockCipher cipher;
-    QByteArray result;
+    QByteArray encrypted;
     try {
-        result = cipher.encryptAesBlockCipher(value, getEncKey(), getEncIv());
+        encrypted = cipher.encryptAesBlockCipher(value, getEncKey(), getEncIv());
     } catch (...) { // todo change error handling in QSimpleCrypto?
         qCritical() << "error when encrypting the settings value";
+        return std::nullopt;
     }
-    return result;
+    if (encrypted.isEmpty() && !value.isEmpty()) {
+        qCritical() << "error when encrypting the settings value: empty result";
+        return std::nullopt;
+    }
+    return encrypted;
 }
 
 QByteArray SecureQSettings::decryptText(const QByteArray &ba) const

client/secure_qsettings.h

@@ -5,6 +5,7 @@
 #include <QMutexLocker>
 #include <QObject>
 #include <QSettings>
+#include <optional>
 
 #include "../client/3rd/qtkeychain/qtkeychain/keychain.h"
 
@@ -24,7 +25,7 @@ public:
     QByteArray backupAppConfig() const;
     bool restoreAppConfig(const QByteArray &json);
 
-    QByteArray encryptText(const QByteArray &value) const;
+    std::optional<QByteArray> encryptText(const QByteArray &value) const;
     QByteArray decryptText(const QByteArray &ba) const;
 
     bool encryptionRequired() const;

client/server_scripts/awg/Dockerfile

@@ -1,4 +1,4 @@
-FROM amneziavpn/amnezia-wg:latest
+FROM amneziavpn/amneziawg-go:latest
 
 LABEL maintainer="AmneziaVPN"
 

client/server_scripts/awg/configure_container.sh

@@ -1,15 +1,15 @@
 mkdir -p /opt/amnezia/awg
 cd /opt/amnezia/awg
-WIREGUARD_SERVER_PRIVATE_KEY=$(wg genkey)
+WIREGUARD_SERVER_PRIVATE_KEY=$(awg genkey)
 echo $WIREGUARD_SERVER_PRIVATE_KEY > /opt/amnezia/awg/wireguard_server_private_key.key
 
-WIREGUARD_SERVER_PUBLIC_KEY=$(echo $WIREGUARD_SERVER_PRIVATE_KEY | wg pubkey)
+WIREGUARD_SERVER_PUBLIC_KEY=$(echo $WIREGUARD_SERVER_PRIVATE_KEY | awg pubkey)
 echo $WIREGUARD_SERVER_PUBLIC_KEY > /opt/amnezia/awg/wireguard_server_public_key.key
 
-WIREGUARD_PSK=$(wg genpsk)
+WIREGUARD_PSK=$(awg genpsk)
 echo $WIREGUARD_PSK > /opt/amnezia/awg/wireguard_psk.key
 
-cat > /opt/amnezia/awg/wg0.conf <<EOF
+cat > /opt/amnezia/awg/awg0.conf <<EOF
 [Interface]
 PrivateKey = $WIREGUARD_SERVER_PRIVATE_KEY
 Address = $AWG_SUBNET_IP/$WIREGUARD_SUBNET_CIDR
@@ -19,9 +19,15 @@ Jmin = $JUNK_PACKET_MIN_SIZE
 Jmax = $JUNK_PACKET_MAX_SIZE
 S1 = $INIT_PACKET_JUNK_SIZE
 S2 = $RESPONSE_PACKET_JUNK_SIZE
+S3 = $COOKIE_REPLY_PACKET_JUNK_SIZE
+S4 = $TRANSPORT_PACKET_JUNK_SIZE
 H1 = $INIT_PACKET_MAGIC_HEADER
 H2 = $RESPONSE_PACKET_MAGIC_HEADER
 H3 = $UNDERLOAD_PACKET_MAGIC_HEADER
 H4 = $TRANSPORT_PACKET_MAGIC_HEADER
-
+# I1 = $SPECIAL_JUNK_1
+# I2 = $SPECIAL_JUNK_2
+# I3 = $SPECIAL_JUNK_3
+# I4 = $SPECIAL_JUNK_4
+# I5 = $SPECIAL_JUNK_5
 EOF

client/server_scripts/awg/start.sh

@@ -6,19 +6,19 @@ echo "Container startup"
 #ifconfig eth0:0 $SERVER_IP_ADDRESS netmask 255.255.255.255 up
 
 # kill daemons in case of restart
-wg-quick down /opt/amnezia/awg/wg0.conf
+awg-quick down /opt/amnezia/awg/awg0.conf
 
 # start daemons if configured
-if [ -f /opt/amnezia/awg/wg0.conf ]; then (wg-quick up /opt/amnezia/awg/wg0.conf); fi
+if [ -f /opt/amnezia/awg/awg0.conf ]; then (awg-quick up /opt/amnezia/awg/awg0.conf); fi
 
 # Allow traffic on the TUN interface.
-iptables -A INPUT -i wg0 -j ACCEPT
+iptables -A INPUT -i awg0 -j ACCEPT
-iptables -A FORWARD -i wg0 -j ACCEPT
+iptables -A FORWARD -i awg0 -j ACCEPT
-iptables -A OUTPUT -o wg0 -j ACCEPT
+iptables -A OUTPUT -o awg0 -j ACCEPT
 
 # Allow forwarding traffic only from the VPN.
-iptables -A FORWARD -i wg0 -o eth0 -s $AWG_SUBNET_IP/$WIREGUARD_SUBNET_CIDR -j ACCEPT
+iptables -A FORWARD -i awg0 -o eth0 -s $AWG_SUBNET_IP/$WIREGUARD_SUBNET_CIDR -j ACCEPT
-iptables -A FORWARD -i wg0 -o eth1 -s $AWG_SUBNET_IP/$WIREGUARD_SUBNET_CIDR -j ACCEPT
+iptables -A FORWARD -i awg0 -o eth1 -s $AWG_SUBNET_IP/$WIREGUARD_SUBNET_CIDR -j ACCEPT
 
 iptables -A FORWARD -m state --state ESTABLISHED,RELATED -j ACCEPT
 

client/server_scripts/awg/template.conf

@@ -7,10 +7,17 @@ Jmin = $JUNK_PACKET_MIN_SIZE
 Jmax = $JUNK_PACKET_MAX_SIZE
 S1 = $INIT_PACKET_JUNK_SIZE
 S2 = $RESPONSE_PACKET_JUNK_SIZE
+S3 = $COOKIE_REPLY_PACKET_JUNK_SIZE
+S4 = $TRANSPORT_PACKET_JUNK_SIZE
 H1 = $INIT_PACKET_MAGIC_HEADER
 H2 = $RESPONSE_PACKET_MAGIC_HEADER
 H3 = $UNDERLOAD_PACKET_MAGIC_HEADER
 H4 = $TRANSPORT_PACKET_MAGIC_HEADER
+I1 = $SPECIAL_JUNK_1
+I2 = $SPECIAL_JUNK_2
+I3 = $SPECIAL_JUNK_3
+I4 = $SPECIAL_JUNK_4
+I5 = $SPECIAL_JUNK_5
 
 [Peer]
 PublicKey = $WIREGUARD_SERVER_PUBLIC_KEY

client/server_scripts/awg_legacy/Dockerfile

@@ -0,0 +1,46 @@
+FROM amneziavpn/amnezia-wg:latest
+
+LABEL maintainer="AmneziaVPN"
+
+#Install required packages
+RUN apk add --no-cache bash curl dumb-init
+RUN apk --update upgrade --no-cache
+
+RUN mkdir -p /opt/amnezia
+RUN echo -e "#!/bin/bash\ntail -f /dev/null" > /opt/amnezia/start.sh
+RUN chmod a+x /opt/amnezia/start.sh
+
+# Tune network  
+RUN echo -e " \n\
+  fs.file-max = 51200 \n\
+  \n\
+  net.core.rmem_max = 67108864 \n\
+  net.core.wmem_max = 67108864 \n\
+  net.core.netdev_max_backlog = 250000 \n\
+  net.core.somaxconn = 4096 \n\
+  \n\
+  net.ipv4.tcp_syncookies = 1 \n\
+  net.ipv4.tcp_tw_reuse = 1 \n\
+  net.ipv4.tcp_tw_recycle = 0 \n\
+  net.ipv4.tcp_fin_timeout = 30 \n\
+  net.ipv4.tcp_keepalive_time = 1200 \n\
+  net.ipv4.ip_local_port_range = 10000 65000 \n\
+  net.ipv4.tcp_max_syn_backlog = 8192 \n\
+  net.ipv4.tcp_max_tw_buckets = 5000 \n\
+  net.ipv4.tcp_fastopen = 3 \n\
+  net.ipv4.tcp_mem = 25600 51200 102400 \n\
+  net.ipv4.tcp_rmem = 4096 87380 67108864 \n\
+  net.ipv4.tcp_wmem = 4096 65536 67108864 \n\
+  net.ipv4.tcp_mtu_probing = 1 \n\
+  net.ipv4.tcp_congestion_control = hybla \n\
+  # for low-latency network, use cubic instead \n\
+  # net.ipv4.tcp_congestion_control = cubic \n\
+  " | sed -e 's/^\s\+//g' | tee -a /etc/sysctl.conf && \
+  mkdir -p /etc/security && \
+  echo -e " \n\
+  * soft nofile 51200 \n\
+  * hard nofile 51200 \n\
+  " | sed -e 's/^\s\+//g' | tee -a /etc/security/limits.conf  
+
+ENTRYPOINT [ "dumb-init", "/opt/amnezia/start.sh" ]
+CMD [ "" ]

client/server_scripts/awg_legacy/configure_container.sh

@@ -0,0 +1,31 @@
+mkdir -p /opt/amnezia/awg
+cd /opt/amnezia/awg
+WIREGUARD_SERVER_PRIVATE_KEY=$(wg genkey)
+echo $WIREGUARD_SERVER_PRIVATE_KEY > /opt/amnezia/awg/wireguard_server_private_key.key
+
+WIREGUARD_SERVER_PUBLIC_KEY=$(echo $WIREGUARD_SERVER_PRIVATE_KEY | wg pubkey)
+echo $WIREGUARD_SERVER_PUBLIC_KEY > /opt/amnezia/awg/wireguard_server_public_key.key
+
+WIREGUARD_PSK=$(wg genpsk)
+echo $WIREGUARD_PSK > /opt/amnezia/awg/wireguard_psk.key
+
+cat > /opt/amnezia/awg/wg0.conf <<EOF
+[Interface]
+PrivateKey = $WIREGUARD_SERVER_PRIVATE_KEY
+Address = $AWG_SUBNET_IP/$WIREGUARD_SUBNET_CIDR
+ListenPort = $AWG_SERVER_PORT
+Jc = $JUNK_PACKET_COUNT
+Jmin = $JUNK_PACKET_MIN_SIZE
+Jmax = $JUNK_PACKET_MAX_SIZE
+S1 = $INIT_PACKET_JUNK_SIZE
+S2 = $RESPONSE_PACKET_JUNK_SIZE
+H1 = $INIT_PACKET_MAGIC_HEADER
+H2 = $RESPONSE_PACKET_MAGIC_HEADER
+H3 = $UNDERLOAD_PACKET_MAGIC_HEADER
+H4 = $TRANSPORT_PACKET_MAGIC_HEADER
+# I1 = $SPECIAL_JUNK_1
+# I2 = $SPECIAL_JUNK_2
+# I3 = $SPECIAL_JUNK_3
+# I4 = $SPECIAL_JUNK_4
+# I5 = $SPECIAL_JUNK_5
+EOF

client/server_scripts/awg_legacy/run_container.sh

@@ -0,0 +1,18 @@
+# Run container
+sudo docker run -d \
+--log-driver none \
+--restart always \
+--privileged \
+--cap-add=NET_ADMIN \
+--cap-add=SYS_MODULE \
+-p $AWG_SERVER_PORT:$AWG_SERVER_PORT/udp \
+-v /lib/modules:/lib/modules \
+--sysctl="net.ipv4.conf.all.src_valid_mark=1" \
+--name $CONTAINER_NAME \
+$CONTAINER_NAME
+
+sudo docker network connect amnezia-dns-net $CONTAINER_NAME
+
+# Prevent to route packets outside of the container in case if server behind of the NAT
+#sudo docker exec -i $CONTAINER_NAME sh -c "ifconfig eth0:0 $SERVER_IP_ADDRESS netmask 255.255.255.255 up"
+

client/server_scripts/awg_legacy/start.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+# This scripts copied from Amnezia client to Docker container to /opt/amnezia and launched every time container starts
+
+echo "Container startup"
+#ifconfig eth0:0 $SERVER_IP_ADDRESS netmask 255.255.255.255 up
+
+# kill daemons in case of restart
+wg-quick down /opt/amnezia/awg/wg0.conf
+
+# start daemons if configured
+if [ -f /opt/amnezia/awg/wg0.conf ]; then (wg-quick up /opt/amnezia/awg/wg0.conf); fi
+
+# Allow traffic on the TUN interface.
+iptables -A INPUT -i wg0 -j ACCEPT
+iptables -A FORWARD -i wg0 -j ACCEPT
+iptables -A OUTPUT -o wg0 -j ACCEPT
+
+# Allow forwarding traffic only from the VPN.
+iptables -A FORWARD -i wg0 -o eth0 -s $AWG_SUBNET_IP/$WIREGUARD_SUBNET_CIDR -j ACCEPT
+iptables -A FORWARD -i wg0 -o eth1 -s $AWG_SUBNET_IP/$WIREGUARD_SUBNET_CIDR -j ACCEPT
+
+iptables -A FORWARD -m state --state ESTABLISHED,RELATED -j ACCEPT
+
+iptables -t nat -A POSTROUTING -s $AWG_SUBNET_IP/$WIREGUARD_SUBNET_CIDR -o eth0 -j MASQUERADE
+iptables -t nat -A POSTROUTING -s $AWG_SUBNET_IP/$WIREGUARD_SUBNET_CIDR -o eth1 -j MASQUERADE
+
+tail -f /dev/null

client/server_scripts/awg_legacy/template.conf

@@ -0,0 +1,25 @@
+[Interface]
+Address = $WIREGUARD_CLIENT_IP/32
+DNS = $PRIMARY_DNS, $SECONDARY_DNS
+PrivateKey = $WIREGUARD_CLIENT_PRIVATE_KEY
+Jc = $JUNK_PACKET_COUNT
+Jmin = $JUNK_PACKET_MIN_SIZE
+Jmax = $JUNK_PACKET_MAX_SIZE
+S1 = $INIT_PACKET_JUNK_SIZE
+S2 = $RESPONSE_PACKET_JUNK_SIZE
+H1 = $INIT_PACKET_MAGIC_HEADER
+H2 = $RESPONSE_PACKET_MAGIC_HEADER
+H3 = $UNDERLOAD_PACKET_MAGIC_HEADER
+H4 = $TRANSPORT_PACKET_MAGIC_HEADER
+I1 = $SPECIAL_JUNK_1
+I2 = $SPECIAL_JUNK_2
+I3 = $SPECIAL_JUNK_3
+I4 = $SPECIAL_JUNK_4
+I5 = $SPECIAL_JUNK_5
+
+[Peer]
+PublicKey = $WIREGUARD_SERVER_PUBLIC_KEY
+PresharedKey = $WIREGUARD_PSK
+AllowedIPs = 0.0.0.0/0, ::/0
+Endpoint = $SERVER_IP_ADDRESS:$AWG_SERVER_PORT
+PersistentKeepalive = 25

client/server_scripts/remove_all_containers.sh

@@ -1,5 +1,5 @@
 sudo docker ps -a | grep amnezia | awk '{print $1}' | xargs sudo docker stop;\
 sudo docker ps -a | grep amnezia | awk '{print $1}' | xargs sudo docker rm -fv;\
-sudo docker images -a | grep amnezia | awk '{print $3}' | xargs sudo docker rmi;\
+sudo docker images -a --format table | grep amnezia | awk '{print $3}' | xargs sudo docker rmi;\
 sudo docker network ls | grep amnezia-dns-net | awk '{print $1}' | xargs sudo docker network rm;\
 sudo rm -frd /opt/amnezia

client/settings.cpp

@@ -534,14 +534,14 @@ void Settings::setDevGatewayEndpoint()
     m_gatewayEndpoint = DEV_AGW_ENDPOINT;
 }
 
-QString Settings::getGatewayEndpoint()
+QString Settings::getGatewayEndpoint(bool isTestPurchase)
 {
-    return m_gatewayEndpoint;
+    return isTestPurchase ? DEV_AGW_ENDPOINT : m_gatewayEndpoint;
 }
 
-bool Settings::isDevGatewayEnv()
+bool Settings::isDevGatewayEnv(bool isTestPurchase)
 {
-    return value("Conf/devGatewayEnv", false).toBool();
+    return isTestPurchase ? true : value("Conf/devGatewayEnv", false).toBool();
 }
 
 void Settings::toggleDevGatewayEnv(bool enabled)

client/settings.h

@@ -223,8 +223,8 @@ public:
     void resetGatewayEndpoint();
     void setGatewayEndpoint(const QString &endpoint);
     void setDevGatewayEndpoint();
-    QString getGatewayEndpoint();
+    QString getGatewayEndpoint(bool isTestPurchase = false);
-    bool isDevGatewayEnv();
+    bool isDevGatewayEnv(bool isTestPurchase = false);
     void toggleDevGatewayEnv(bool enabled);
 
     bool isHomeAdLabelVisible();

client/translations/amneziavpn_ar_EG.ts

@@ -2849,6 +2849,11 @@ Already installed containers were found on the server. All installed containers
         <source>Site Amnezia</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="229"/>
+        <source>Restore purchases</source>
+        <translation>استعادة المشتريات</translation>
+    </message>
     <message>
         <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="251"/>
         <source>VPN by Amnezia</source>

client/translations/amneziavpn_fa_IR.ts

@@ -2973,6 +2973,11 @@ It&apos;s okay as long as it&apos;s from someone you trust.</source>
         <source>Site Amnezia</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="229"/>
+        <source>Restore purchases</source>
+        <translation>بازیابی خریدها</translation>
+    </message>
     <message>
         <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="251"/>
         <source>VPN by Amnezia</source>

client/translations/amneziavpn_hi_IN.ts

@@ -2865,6 +2865,11 @@ Already installed containers were found on the server. All installed containers
         <source>Site Amnezia</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="229"/>
+        <source>Restore purchases</source>
+        <translation>खरीदारी पुनर्स्थापित करें</translation>
+    </message>
     <message>
         <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="251"/>
         <source>VPN by Amnezia</source>

client/translations/amneziavpn_my_MM.ts

@@ -2867,6 +2867,11 @@ Already installed containers were found on the server. All installed containers
         <source>Site Amnezia</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="229"/>
+        <source>Restore purchases</source>
+        <translation>ဝယ်ယူထားသည့်များကို ပြန်လည်ရယူမည်</translation>
+    </message>
     <message>
         <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="251"/>
         <source>VPN by Amnezia</source>

client/translations/amneziavpn_uk_UA.ts

@@ -3131,6 +3131,11 @@ It&apos;s okay as long as it&apos;s from someone you trust.</source>
         <source>Site Amnezia</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="229"/>
+        <source>Restore purchases</source>
+        <translation>Відновити покупки</translation>
+    </message>
     <message>
         <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="251"/>
         <source>VPN by Amnezia</source>

client/translations/amneziavpn_ur_PK.ts

@@ -2857,6 +2857,11 @@ Already installed containers were found on the server. All installed containers
         <source>Site Amnezia</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="229"/>
+        <source>Restore purchases</source>
+        <translation>خریداری بحال کریں</translation>
+    </message>
     <message>
         <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="251"/>
         <source>VPN by Amnezia</source>

client/translations/amneziavpn_zh_CN.ts

@@ -3008,6 +3008,11 @@ It&apos;s okay as long as it&apos;s from someone you trust.</source>
         <source>Site Amnezia</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="229"/>
+        <source>Restore purchases</source>
+        <translation>恢复购买</translation>
+    </message>
     <message>
         <location filename="../ui/qml/Pages2/PageSetupWizardConfigSource.qml" line="251"/>
         <source>VPN by Amnezia</source>

client/ui/controllers/api/apiConfigsController.cpp

@@ -1,8 +1,5 @@
 #include "apiConfigsController.h"
 
-#include <QClipboard>
-#include <QEventLoop>
-
 #include "amnezia_application.h"
 #include "configurators/wireguard_configurator.h"
 #include "core/api/apiDefs.h"
@@ -11,6 +8,12 @@
 #include "core/qrCodeUtils.h"
 #include "ui/controllers/systemController.h"
 #include "version.h"
+#include <QClipboard>
+#include <QDebug>
+#include <QEventLoop>
+#include <QSet>
+
+#include "platforms/ios/ios_controller.h"
 
 namespace
 {
@@ -50,6 +53,12 @@ namespace
         constexpr char isConnectEvent[] = "is_connect_event";
     }
 
+    namespace serviceType
+    {
+        constexpr char amneziaFree[] = "amnezia-free";
+        constexpr char amneziaPremium[] = "amnezia-premium";
+    }
+
     struct ProtocolData
     {
         OpenVpnConfigurator::ConnectionData certRequest;
@@ -166,9 +175,10 @@ namespace
                 qDebug() << "missing containers field";
                 return ErrorCode::ApiConfigEmptyError;
             }
-            auto container = containers.at(0).toObject();
+            auto containerObject = containers.at(0).toObject();
-            QString containerName = ContainerProps::containerTypeToString(DockerContainer::Awg);
+            auto containerType = ContainerProps::containerFromString(containerObject.value(config_key::container).toString());
-            auto serverProtocolConfig = container.value(containerName).toObject();
+            QString containerName = ContainerProps::containerTypeToString(containerType);
+            auto serverProtocolConfig = containerObject.value(containerName).toObject();
             auto clientProtocolConfig =
                     QJsonDocument::fromJson(serverProtocolConfig.value(config_key::last_config).toString().toUtf8()).object();
 
@@ -191,15 +201,11 @@ namespace
             serverProtocolConfig[config_key::specialJunk3] = clientProtocolConfig.value(config_key::specialJunk3);
             serverProtocolConfig[config_key::specialJunk4] = clientProtocolConfig.value(config_key::specialJunk4);
             serverProtocolConfig[config_key::specialJunk5] = clientProtocolConfig.value(config_key::specialJunk5);
-            serverProtocolConfig[config_key::controlledJunk1] = clientProtocolConfig.value(config_key::controlledJunk1);
-            serverProtocolConfig[config_key::controlledJunk2] = clientProtocolConfig.value(config_key::controlledJunk2);
-            serverProtocolConfig[config_key::controlledJunk3] = clientProtocolConfig.value(config_key::controlledJunk3);
-            serverProtocolConfig[config_key::specialHandshakeTimeout] = clientProtocolConfig.value(config_key::specialHandshakeTimeout);
 
             //
 
-            container[containerName] = serverProtocolConfig;
+            containerObject[containerName] = serverProtocolConfig;
-            containers.replace(0, container);
+            containers.replace(0, containerObject);
             newServerConfig[config_key::containers] = containers;
             configStr = QString(QJsonDocument(newServerConfig).toJson());
         }
@@ -235,19 +241,6 @@ namespace
 
         return ErrorCode::NoError;
     }
-
-    bool isSubscriptionExpired(const QJsonObject &apiConfig)
-    {
-        auto subscription = apiConfig.value(configKey::subscription).toObject();
-        if (subscription.isEmpty()) {
-            return false;
-        }
-        auto subscriptionEndDate = subscription.value(configKey::endDate).toString();
-        if (apiUtils::isSubscriptionExpired(subscriptionEndDate)) {
-            return true;
-        }
-        return false;
-    }
 }
 
 ApiConfigsController::ApiConfigsController(const QSharedPointer<ServersModel> &serversModel,
@@ -284,11 +277,6 @@ bool ApiConfigsController::exportNativeConfig(const QString &serverCountryCode,
     auto serverConfigObject = m_serversModel->getServerConfig(m_serversModel->getProcessedServerIndex());
     auto apiConfigObject = serverConfigObject.value(configKey::apiConfig).toObject();
 
-    if (isSubscriptionExpired(apiConfigObject)) {
-        emit errorOccurred(ErrorCode::ApiSubscriptionExpiredError);
-        return false;
-    }
-
     GatewayRequestData gatewayRequestData { QSysInfo::productType(),
                                             QString(APP_VERSION),
                                             m_settings->getAppLanguage().name().split("_").first(),
@@ -304,9 +292,9 @@ bool ApiConfigsController::exportNativeConfig(const QString &serverCountryCode,
 
     QJsonObject apiPayload = gatewayRequestData.toJsonObject();
     appendProtocolDataToApiPayload(gatewayRequestData.serviceProtocol, protocolData, apiPayload);
-
+    bool isTestPurchase = apiConfigObject.value(apiDefs::key::isTestPurchase).toBool(false);
     QByteArray responseBody;
-    ErrorCode errorCode = executeRequest(QString("%1v1/native_config"), apiPayload, responseBody);
+    ErrorCode errorCode = executeRequest(QString("%1v1/native_config"), apiPayload, responseBody, isTestPurchase);
     if (errorCode != ErrorCode::NoError) {
         emit errorOccurred(errorCode);
         return false;
@@ -325,11 +313,6 @@ bool ApiConfigsController::revokeNativeConfig(const QString &serverCountryCode)
     auto serverConfigObject = m_serversModel->getServerConfig(m_serversModel->getProcessedServerIndex());
     auto apiConfigObject = serverConfigObject.value(configKey::apiConfig).toObject();
 
-    if (isSubscriptionExpired(apiConfigObject)) {
-        emit errorOccurred(ErrorCode::ApiSubscriptionExpiredError);
-        return false;
-    }
-
     GatewayRequestData gatewayRequestData { QSysInfo::productType(),
                                             QString(APP_VERSION),
                                             m_settings->getAppLanguage().name().split("_").first(),
@@ -341,9 +324,9 @@ bool ApiConfigsController::revokeNativeConfig(const QString &serverCountryCode)
                                             serverConfigObject.value(configKey::authData).toObject() };
 
     QJsonObject apiPayload = gatewayRequestData.toJsonObject();
-
+    bool isTestPurchase = apiConfigObject.value(apiDefs::key::isTestPurchase).toBool(false);
     QByteArray responseBody;
-    ErrorCode errorCode = executeRequest(QString("%1v1/revoke_native_config"), apiPayload, responseBody);
+    ErrorCode errorCode = executeRequest(QString("%1v1/revoke_native_config"), apiPayload, responseBody, isTestPurchase);
     if (errorCode != ErrorCode::NoError && errorCode != ErrorCode::ApiNotFoundError) {
         emit errorOccurred(errorCode);
         return false;
@@ -400,6 +383,218 @@ bool ApiConfigsController::fillAvailableServices()
 
     QJsonObject data = QJsonDocument::fromJson(responseBody).object();
     m_apiServicesModel->updateModel(data);
+    if (m_apiServicesModel->rowCount() > 0) {
+        m_apiServicesModel->setServiceIndex(0);
+    }
+    return true;
+}
+
+bool ApiConfigsController::importService()
+{
+#if defined(Q_OS_IOS) || defined(MACOS_NE)
+    bool isIosOrMacOsNe = true;
+#else
+    bool isIosOrMacOsNe = false;
+#endif
+
+    if (m_apiServicesModel->getSelectedServiceType() == serviceType::amneziaPremium) {
+        if (isIosOrMacOsNe) {
+            importSerivceFromAppStore();
+            return true;
+        }
+    } else {
+        importServiceFromGateway();
+        return true;
+    }
+    return false;
+}
+
+bool ApiConfigsController::importSerivceFromAppStore()
+{
+#if defined(Q_OS_IOS) || defined(MACOS_NE)
+    bool purchaseOk = false;
+    QString originalTransactionId;
+    QString storeTransactionId;
+    QString storeProductId;
+    QString purchaseError;
+    QEventLoop waitPurchase;
+    IosController::Instance()->purchaseProduct(QStringLiteral("amnezia_premium_6_month"),
+                                               [&](bool success, const QString &txId, const QString &purchasedProductId,
+                                                   const QString &originalTxId, const QString &errorString) {
+                                                   purchaseOk = success;
+                                                   originalTransactionId = originalTxId;
+                                                   storeTransactionId = txId;
+                                                   storeProductId = purchasedProductId;
+                                                   purchaseError = errorString;
+                                                   waitPurchase.quit();
+                                               });
+    waitPurchase.exec();
+
+    if (!purchaseOk || originalTransactionId.isEmpty()) {
+        qDebug() << "IAP purchase failed:" << purchaseError;
+        emit errorOccurred(ErrorCode::ApiPurchaseError);
+        return false;
+    }
+    qInfo().noquote() << "[IAP] Purchase success. transactionId =" << storeTransactionId
+                      << "originalTransactionId =" << originalTransactionId << "productId =" << storeProductId;
+
+    GatewayRequestData gatewayRequestData { QSysInfo::productType(),
+                                            QString(APP_VERSION),
+                                            m_settings->getAppLanguage().name().split("_").first(),
+                                            m_settings->getInstallationUuid(true),
+                                            m_apiServicesModel->getCountryCode(),
+                                            "",
+                                            m_apiServicesModel->getSelectedServiceType(),
+                                            m_apiServicesModel->getSelectedServiceProtocol(),
+                                            QJsonObject() };
+
+    QJsonObject apiPayload = gatewayRequestData.toJsonObject();
+    apiPayload[apiDefs::key::transactionId] = originalTransactionId;
+    auto isTestPurchase = IosController::Instance()->isTestFlight();
+
+    ErrorCode errorCode;
+    QByteArray responseBody;
+    errorCode = executeRequest(QString("%1v1/subscriptions"), apiPayload, responseBody, isTestPurchase);
+    if (errorCode != ErrorCode::NoError) {
+        emit errorOccurred(errorCode);
+        return false;
+    }
+
+    errorCode = importServiceFromBilling(responseBody, isTestPurchase);
+    if (errorCode != ErrorCode::NoError) {
+        emit errorOccurred(errorCode);
+        return false;
+    }
+
+    emit installServerFromApiFinished(tr("%1 installed successfully.").arg(m_apiServicesModel->getSelectedServiceName()));
+#endif
+    return true;
+}
+
+bool ApiConfigsController::restoreSerivceFromAppStore()
+{
+#if defined(Q_OS_IOS) || defined(MACOS_NE)
+    const QString premiumServiceType = QStringLiteral("amnezia-premium");
+
+    if (!fillAvailableServices()) {
+        qWarning().noquote() << "[IAP] Unable to fetch services list before restore";
+        emit errorOccurred(ErrorCode::ApiServicesMissingError);
+        return false;
+    }
+
+    if (m_apiServicesModel->rowCount() <= 0) {
+        emit errorOccurred(ErrorCode::ApiServicesMissingError);
+        return false;
+    }
+
+    // Ensure we have a valid premium selection for gateway requests
+    bool premiumSelected = false;
+    for (int i = 0; i < m_apiServicesModel->rowCount(); ++i) {
+        m_apiServicesModel->setServiceIndex(i);
+        if (m_apiServicesModel->getSelectedServiceType() == premiumServiceType) {
+            premiumSelected = true;
+            break;
+        }
+    }
+
+    if (!premiumSelected) {
+        emit errorOccurred(ErrorCode::ApiServicesMissingError);
+        return false;
+    }
+
+    bool restoreSuccess = false;
+    QList<QVariantMap> restoredTransactions;
+    QString restoreError;
+    QEventLoop waitRestore;
+
+    IosController::Instance()->restorePurchases([&](bool success, const QList<QVariantMap> &transactions, const QString &errorString) {
+        restoreSuccess = success;
+        restoredTransactions = transactions;
+        restoreError = errorString;
+        waitRestore.quit();
+    });
+    waitRestore.exec();
+
+    if (!restoreSuccess) {
+        qWarning().noquote() << "[IAP] Restore failed:" << restoreError;
+        emit errorOccurred(ErrorCode::ApiPurchaseError);
+        return false;
+    }
+
+    if (restoredTransactions.isEmpty()) {
+        qInfo().noquote() << "[IAP] Restore completed, but no transactions were returned";
+        emit errorOccurred(ErrorCode::ApiPurchaseError);
+        return false;
+    }
+
+    bool hasInstalledConfig = false;
+    bool duplicateConfigAlreadyPresent = false;
+    int duplicateCount = 0;
+    QSet<QString> processedTransactions;
+    for (const QVariantMap &transaction : restoredTransactions) {
+        const QString originalTransactionId = transaction.value(QStringLiteral("originalTransactionId")).toString();
+        const QString transactionId = transaction.value(QStringLiteral("transactionId")).toString();
+        const QString productId = transaction.value(QStringLiteral("productId")).toString();
+
+        if (originalTransactionId.isEmpty()) {
+            qWarning().noquote() << "[IAP] Skipping restored transaction without originalTransactionId" << transactionId;
+            continue;
+        }
+
+        if (processedTransactions.contains(originalTransactionId)) {
+            duplicateCount++;
+            continue;
+        }
+        processedTransactions.insert(originalTransactionId);
+
+        qInfo().noquote() << "[IAP] Restoring subscription. transactionId =" << transactionId
+                          << "originalTransactionId =" << originalTransactionId << "productId =" << productId;
+
+        GatewayRequestData gatewayRequestData { QSysInfo::productType(),
+                                                QString(APP_VERSION),
+                                                m_settings->getAppLanguage().name().split("_").first(),
+                                                m_settings->getInstallationUuid(true),
+                                                m_apiServicesModel->getCountryCode(),
+                                                "",
+                                                m_apiServicesModel->getSelectedServiceType(),
+                                                m_apiServicesModel->getSelectedServiceProtocol(),
+                                                QJsonObject() };
+
+        QJsonObject apiPayload = gatewayRequestData.toJsonObject();
+        apiPayload[apiDefs::key::transactionId] = originalTransactionId;
+        auto isTestPurchase = IosController::Instance()->isTestFlight();
+        QByteArray responseBody;
+        ErrorCode errorCode = executeRequest(QString("%1v1/subscriptions"), apiPayload, responseBody, isTestPurchase);
+        if (errorCode != ErrorCode::NoError) {
+            qWarning().noquote() << "[IAP] Failed to restore transaction" << originalTransactionId
+                                 << "errorCode =" << static_cast<int>(errorCode);
+            continue;
+        }
+
+        ErrorCode installError = importServiceFromBilling(responseBody, isTestPurchase);
+        if (errorCode == ErrorCode::ApiConfigAlreadyAdded) {
+            duplicateConfigAlreadyPresent = true;
+            qInfo().noquote() << "[IAP] Skipping restored transaction" << originalTransactionId
+                              << "because subscription config with the same vpn_key already exists";
+        } else if (errorCode != ErrorCode::NoError) {
+            qWarning().noquote() << "[IAP] Failed to process restored subscription response for transaction" << originalTransactionId;
+        } else {
+            hasInstalledConfig = true;
+        }
+    }
+
+    if (!hasInstalledConfig) {
+        const ErrorCode restoreError = duplicateConfigAlreadyPresent ? ErrorCode::ApiConfigAlreadyAdded : ErrorCode::ApiPurchaseError;
+        emit errorOccurred(restoreError);
+        return false;
+    }
+
+    emit installServerFromApiFinished(tr("Subscription restored successfully."));
+    if (duplicateCount > 0) {
+        qInfo().noquote() << "[IAP] Skipped" << duplicateCount
+                          << "duplicate restored transactions for original transaction IDs already processed";
+    }
+#endif
     return true;
 }
 
@@ -426,8 +621,10 @@ bool ApiConfigsController::importServiceFromGateway()
     QJsonObject apiPayload = gatewayRequestData.toJsonObject();
     appendProtocolDataToApiPayload(gatewayRequestData.serviceProtocol, protocolData, apiPayload);
 
+    ErrorCode errorCode;
     QByteArray responseBody;
-    ErrorCode errorCode = executeRequest(QString("%1v1/config"), apiPayload, responseBody);
+
+    errorCode = executeRequest(QString("%1v1/config"), apiPayload, responseBody);
 
     QJsonObject serverConfig;
     if (errorCode == ErrorCode::NoError) {
@@ -459,11 +656,6 @@ bool ApiConfigsController::updateServiceFromGateway(const int serverIndex, const
     auto serverConfig = m_serversModel->getServerConfig(serverIndex);
     auto apiConfig = serverConfig.value(configKey::apiConfig).toObject();
 
-    if (isSubscriptionExpired(apiConfig)) {
-        emit errorOccurred(ErrorCode::ApiSubscriptionExpiredError);
-        return false;
-    }
-
     GatewayRequestData gatewayRequestData { QSysInfo::productType(),
                                             QString(APP_VERSION),
                                             m_settings->getAppLanguage().name().split("_").first(),
@@ -483,8 +675,9 @@ bool ApiConfigsController::updateServiceFromGateway(const int serverIndex, const
         apiPayload.insert(configKey::isConnectEvent, true);
     }
 
+    bool isTestPurchase = apiConfig.value(apiDefs::key::isTestPurchase).toBool(false);
     QByteArray responseBody;
-    ErrorCode errorCode = executeRequest(QString("%1v1/config"), apiPayload, responseBody);
+    ErrorCode errorCode = executeRequest(QString("%1v1/config"), apiPayload, responseBody, isTestPurchase);
 
     QJsonObject newServerConfig;
     if (errorCode == ErrorCode::NoError) {
@@ -576,15 +769,6 @@ bool ApiConfigsController::deactivateDevice(const bool isRemoveEvent)
         return true;
     }
 
-    if (isSubscriptionExpired(apiConfigObject)) {
-        if (isRemoveEvent) {
-            return true;
-        } else {
-            emit errorOccurred(ErrorCode::ApiSubscriptionExpiredError);
-            return false;
-        }
-    }
-
     GatewayRequestData gatewayRequestData { QSysInfo::productType(),
                                             QString(APP_VERSION),
                                             m_settings->getAppLanguage().name().split("_").first(),
@@ -596,9 +780,10 @@ bool ApiConfigsController::deactivateDevice(const bool isRemoveEvent)
                                             serverConfigObject.value(configKey::authData).toObject() };
 
     QJsonObject apiPayload = gatewayRequestData.toJsonObject();
-
+    bool isTestPurchase = apiConfigObject.value(apiDefs::key::isTestPurchase).toBool(false);
     QByteArray responseBody;
-    ErrorCode errorCode = executeRequest(QString("%1v1/revoke_config"), apiPayload, responseBody);
+    ErrorCode errorCode = executeRequest(QString("%1v1/revoke_config"), apiPayload, responseBody, isTestPurchase);
+
     if (errorCode != ErrorCode::NoError && errorCode != ErrorCode::ApiNotFoundError) {
         emit errorOccurred(errorCode);
         return false;
@@ -620,11 +805,6 @@ bool ApiConfigsController::deactivateExternalDevice(const QString &uuid, const Q
         return true;
     }
 
-    if (isSubscriptionExpired(apiConfigObject)) {
-        emit errorOccurred(ErrorCode::ApiSubscriptionExpiredError);
-        return false;
-    }
-
     GatewayRequestData gatewayRequestData { QSysInfo::productType(),
                                             QString(APP_VERSION),
                                             m_settings->getAppLanguage().name().split("_").first(),
@@ -636,9 +816,9 @@ bool ApiConfigsController::deactivateExternalDevice(const QString &uuid, const Q
                                             serverConfigObject.value(configKey::authData).toObject() };
 
     QJsonObject apiPayload = gatewayRequestData.toJsonObject();
-
+    bool isTestPurchase = apiConfigObject.value(apiDefs::key::isTestPurchase).toBool(false);
     QByteArray responseBody;
-    ErrorCode errorCode = executeRequest(QString("%1v1/revoke_config"), apiPayload, responseBody);
+    ErrorCode errorCode = executeRequest(QString("%1v1/revoke_config"), apiPayload, responseBody, isTestPurchase);
     if (errorCode != ErrorCode::NoError && errorCode != ErrorCode::ApiNotFoundError) {
         emit errorOccurred(errorCode);
         return false;
@@ -709,7 +889,7 @@ QList<QString> ApiConfigsController::getQrCodes()
 
 int ApiConfigsController::getQrCodesCount()
 {
-    return m_qrCodes.size();
+    return static_cast<int>(m_qrCodes.size());
 }
 
 QString ApiConfigsController::getVpnKey()
@@ -717,9 +897,58 @@ QString ApiConfigsController::getVpnKey()
     return m_vpnKey;
 }
 
-ErrorCode ApiConfigsController::executeRequest(const QString &endpoint, const QJsonObject &apiPayload, QByteArray &responseBody)
+ErrorCode ApiConfigsController::importServiceFromBilling(const QByteArray &responseBody, const bool isTestPurchase)
 {
-    GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs,
+#ifdef Q_OS_IOS
-                                        m_settings->isStrictKillSwitchEnabled());
+    QJsonObject responseObject = QJsonDocument::fromJson(responseBody).object();
+    QString key = responseObject.value(QStringLiteral("key")).toString();
+    if (key.isEmpty()) {
+        qWarning().noquote() << "[IAP] Subscription response does not contain a key field";
+        return ErrorCode::ApiPurchaseError;
+    }
+
+    if (m_serversModel->hasServerWithVpnKey(key)) {
+        qInfo().noquote() << "[IAP] Subscription config with the same vpn_key already exists";
+        return ErrorCode::ApiConfigAlreadyAdded;
+    }
+
+    QString normalizedKey = key;
+    normalizedKey.replace(QStringLiteral("vpn://"), QString());
+
+    QByteArray configString = QByteArray::fromBase64(normalizedKey.toUtf8(), QByteArray::Base64UrlEncoding | QByteArray::OmitTrailingEquals);
+    QByteArray configUncompressed = qUncompress(configString);
+    if (!configUncompressed.isEmpty()) {
+        configString = configUncompressed;
+    }
+
+    if (configString.isEmpty()) {
+        qWarning().noquote() << "[IAP] Subscription response config payload is empty";
+        return ErrorCode::ApiPurchaseError;
+    }
+
+    QJsonObject configObject = QJsonDocument::fromJson(configString).object();
+
+    quint16 crc = qChecksum(QJsonDocument(configObject).toJson());
+    auto apiConfig = configObject.value(apiDefs::key::apiConfig).toObject();
+    apiConfig[apiDefs::key::vpnKey] = normalizedKey;
+    apiConfig[apiDefs::key::isTestPurchase] = isTestPurchase;
+
+    configObject.insert(apiDefs::key::apiConfig, apiConfig);
+    configObject.insert(config_key::crc, crc);
+    m_serversModel->addServer(configObject);
+
+    return ErrorCode::NoError;
+#else
+    Q_UNUSED(responseBody)
+    Q_UNUSED(isTestPurchase)
+    return ErrorCode::NoError;
+#endif
+}
+
+ErrorCode ApiConfigsController::executeRequest(const QString &endpoint, const QJsonObject &apiPayload, QByteArray &responseBody,
+                                               bool isTestPurchase)
+{
+    GatewayController gatewayController(m_settings->getGatewayEndpoint(isTestPurchase), m_settings->isDevGatewayEnv(isTestPurchase),
+                                        apiDefs::requestTimeoutMsecs, m_settings->isStrictKillSwitchEnabled());
     return gatewayController.post(endpoint, apiPayload, responseBody);
 }

client/ui/controllers/api/apiConfigsController.h

@@ -26,6 +26,9 @@ public slots:
     void copyVpnKeyToClipboard();
 
     bool fillAvailableServices();
+    bool importService();
+    bool importSerivceFromAppStore();
+    bool restoreSerivceFromAppStore();
     bool importServiceFromGateway();
     bool updateServiceFromGateway(const int serverIndex, const QString &newCountryCode, const QString &newCountryName,
                                   bool reloadServiceConfig = false);
@@ -53,7 +56,8 @@ private:
     int getQrCodesCount();
     QString getVpnKey();
 
-    ErrorCode executeRequest(const QString &endpoint, const QJsonObject &apiPayload, QByteArray &responseBody);
+    ErrorCode executeRequest(const QString &endpoint, const QJsonObject &apiPayload, QByteArray &responseBody, bool isTestPurchase = false);
+    ErrorCode importServiceFromBilling(const QByteArray &responseBody, const bool isTestPurchase);
 
     QList<QString> m_qrCodes;
     QString m_vpnKey;

client/ui/controllers/api/apiPremV1MigrationController.cpp

@@ -1,133 +0,0 @@
-#include "apiPremV1MigrationController.h"
-
-#include <QEventLoop>
-#include <QTimer>
-
-#include "core/api/apiDefs.h"
-#include "core/api/apiUtils.h"
-#include "core/controllers/gatewayController.h"
-
-ApiPremV1MigrationController::ApiPremV1MigrationController(const QSharedPointer<ServersModel> &serversModel,
-                                                           const std::shared_ptr<Settings> &settings, QObject *parent)
-    : QObject(parent), m_serversModel(serversModel), m_settings(settings)
-{
-}
-
-bool ApiPremV1MigrationController::hasConfigsToMigration()
-{
-    QJsonArray vpnKeys;
-
-    auto serversCount = m_serversModel->getServersCount();
-    for (size_t i = 0; i < serversCount; i++) {
-        auto serverConfigObject = m_serversModel->getServerConfig(i);
-
-        if (apiUtils::getConfigType(serverConfigObject) != apiDefs::ConfigType::AmneziaPremiumV1) {
-            continue;
-        }
-
-        QString vpnKey = apiUtils::getPremiumV1VpnKey(serverConfigObject);
-        vpnKeys.append(vpnKey);
-    }
-
-    if (!vpnKeys.isEmpty()) {
-        GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs,
-                                            m_settings->isStrictKillSwitchEnabled());
-        QJsonObject apiPayload;
-
-        apiPayload["configs"] = vpnKeys;
-        QByteArray responseBody;
-        ErrorCode errorCode = gatewayController.post(QString("%1v1/prem-v1/is-active-subscription"), apiPayload, responseBody);
-
-        auto migrationsStatus = QJsonDocument::fromJson(responseBody).object();
-        for (const auto &migrationStatus : migrationsStatus) {
-            if (migrationStatus == "not_found") {
-                return true;
-            }
-        }
-    }
-
-    return false;
-}
-
-void ApiPremV1MigrationController::getSubscriptionList(const QString &email)
-{
-    GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs,
-                                        m_settings->isStrictKillSwitchEnabled());
-    QJsonObject apiPayload;
-
-    apiPayload[apiDefs::key::email] = email;
-    QByteArray responseBody;
-    ErrorCode errorCode = gatewayController.post(QString("%1v1/prem-v1/subscription-list"), apiPayload, responseBody);
-
-    if (errorCode == ErrorCode::NoError) {
-        m_email = email;
-        m_subscriptionsModel = QJsonDocument::fromJson(responseBody).array();
-        if (m_subscriptionsModel.isEmpty()) {
-            emit noSubscriptionToMigrate();
-            return;
-        }
-
-        emit subscriptionsModelChanged();
-    } else {
-        emit errorOccurred(ErrorCode::ApiMigrationError);
-    }
-}
-
-QJsonArray ApiPremV1MigrationController::getSubscriptionModel()
-{
-    return m_subscriptionsModel;
-}
-
-void ApiPremV1MigrationController::sendMigrationCode(const int subscriptionIndex)
-{
-    QEventLoop wait;
-    QTimer::singleShot(1000, &wait, &QEventLoop::quit);
-    wait.exec(QEventLoop::ExcludeUserInputEvents);
-
-    GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs,
-                                        m_settings->isStrictKillSwitchEnabled());
-    QJsonObject apiPayload;
-
-    apiPayload[apiDefs::key::email] = m_email;
-    QByteArray responseBody;
-    ErrorCode errorCode = gatewayController.post(QString("%1v1/prem-v1/migration-code"), apiPayload, responseBody);
-
-    if (errorCode == ErrorCode::NoError) {
-        m_subscriptionIndex = subscriptionIndex;
-        emit otpSuccessfullySent();
-    } else {
-        emit errorOccurred(ErrorCode::ApiMigrationError);
-    }
-}
-
-void ApiPremV1MigrationController::migrate(const QString &migrationCode)
-{
-    GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs,
-                                        m_settings->isStrictKillSwitchEnabled());
-    QJsonObject apiPayload;
-
-    apiPayload[apiDefs::key::email] = m_email;
-    apiPayload[apiDefs::key::orderId] = m_subscriptionsModel.at(m_subscriptionIndex).toObject().value(apiDefs::key::id).toString();
-    apiPayload[apiDefs::key::migrationCode] = migrationCode;
-    QByteArray responseBody;
-    ErrorCode errorCode = gatewayController.post(QString("%1v1/prem-v1/migrate"), apiPayload, responseBody);
-
-    if (errorCode == ErrorCode::NoError) {
-        auto responseObject = QJsonDocument::fromJson(responseBody).object();
-        QString premiumV2VpnKey = responseObject.value(apiDefs::key::config).toString();
-
-        emit importPremiumV2VpnKey(premiumV2VpnKey);
-    } else {
-        emit errorOccurred(ErrorCode::ApiMigrationError);
-    }
-}
-
-bool ApiPremV1MigrationController::isPremV1MigrationReminderActive()
-{
-    return m_settings->isPremV1MigrationReminderActive();
-}
-
-void ApiPremV1MigrationController::disablePremV1MigrationReminder()
-{
-    m_settings->disablePremV1MigrationReminder();
-}

client/ui/controllers/api/apiPremV1MigrationController.h

@@ -1,50 +0,0 @@
-#ifndef APIPREMV1MIGRATIONCONTROLLER_H
-#define APIPREMV1MIGRATIONCONTROLLER_H
-
-#include <QObject>
-
-#include "ui/models/servers_model.h"
-
-class ApiPremV1MigrationController : public QObject
-{
-    Q_OBJECT
-public:
-    ApiPremV1MigrationController(const QSharedPointer<ServersModel> &serversModel, const std::shared_ptr<Settings> &settings,
-                                 QObject *parent = nullptr);
-
-    Q_PROPERTY(QJsonArray subscriptionsModel READ getSubscriptionModel NOTIFY subscriptionsModelChanged)
-
-public slots:
-    bool hasConfigsToMigration();
-    void getSubscriptionList(const QString &email);
-    QJsonArray getSubscriptionModel();
-    void sendMigrationCode(const int subscriptionIndex);
-    void migrate(const QString &migrationCode);
-
-    bool isPremV1MigrationReminderActive();
-    void disablePremV1MigrationReminder();
-
-signals:
-    void subscriptionsModelChanged();
-
-    void otpSuccessfullySent();
-
-    void importPremiumV2VpnKey(const QString &vpnKey);
-
-    void errorOccurred(ErrorCode errorCode);
-
-    void showMigrationDrawer();
-    void migrationFinished();
-
-    void noSubscriptionToMigrate();
-
-private:
-    QSharedPointer<ServersModel> m_serversModel;
-    std::shared_ptr<Settings> m_settings;
-
-    QJsonArray m_subscriptionsModel;
-    int m_subscriptionIndex;
-    QString m_email;
-};
-
-#endif // APIPREMV1MIGRATIONCONTROLLER_H

client/ui/controllers/api/apiSettingsController.cpp

@@ -5,6 +5,7 @@
 
 #include "core/api/apiUtils.h"
 #include "core/controllers/gatewayController.h"
+#include "platforms/ios/ios_controller.h"
 #include "version.h"
 
 namespace
@@ -49,14 +50,15 @@ bool ApiSettingsController::getAccountInfo(bool reload)
         wait.exec(QEventLoop::ExcludeUserInputEvents);
     }
 
-    GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), requestTimeoutMsecs,
-                                        m_settings->isStrictKillSwitchEnabled());
-
     auto processedIndex = m_serversModel->getProcessedServerIndex();
     auto serverConfig = m_serversModel->getServerConfig(processedIndex);
     auto apiConfig = serverConfig.value(configKey::apiConfig).toObject();
     auto authData = serverConfig.value(configKey::authData).toObject();
 
+    bool isTestPurchase = apiConfig.value(apiDefs::key::isTestPurchase).toBool(false);
+    GatewayController gatewayController(m_settings->getGatewayEndpoint(isTestPurchase), m_settings->isDevGatewayEnv(isTestPurchase),
+                                        requestTimeoutMsecs, m_settings->isStrictKillSwitchEnabled());
+
     QJsonObject apiPayload;
     apiPayload[configKey::userCountryCode] = apiConfig.value(configKey::userCountryCode).toString();
     apiPayload[configKey::serviceType] = apiConfig.value(configKey::serviceType).toString();

client/ui/controllers/connectionController.cpp

@@ -6,6 +6,7 @@
     #include <QApplication>
 #endif
 
+#include "utilities.h"
 #include "core/controllers/vpnConfigurationController.h"
 #include "version.h"
 

client/ui/controllers/exportController.cpp

@@ -179,7 +179,8 @@ void ExportController::generateWireGuardConfig(const QString &clientName)
 void ExportController::generateAwgConfig(const QString &clientName)
 {
     QJsonObject nativeConfig;
-    ErrorCode errorCode = generateNativeConfig(DockerContainer::Awg, clientName, Proto::Awg, nativeConfig);
+    ErrorCode errorCode = generateNativeConfig(static_cast<DockerContainer>(m_containersModel->getProcessedContainerIndex()), clientName,
+                                               Proto::Awg, nativeConfig);
     if (errorCode) {
         emit exportErrorOccurred(errorCode);
         return;
@@ -316,7 +317,6 @@ void ExportController::generateXrayConfig(const QString &clientName)
     vlessServer.network = streamSettings.value("network").toString("tcp");
     vlessServer.security = streamSettings.value("security").toString("reality");
 
-
     if (vlessServer.security == "reality") {
         QJsonObject realitySettings = streamSettings.value("realitySettings").toObject();
         vlessServer.serverName = realitySettings.value("serverName").toString();
@@ -328,7 +328,6 @@ void ExportController::generateXrayConfig(const QString &clientName)
 
     m_nativeConfigString = amnezia::serialization::vless::Serialize(vlessServer, "AmneziaVPN");
 
-
     emit exportConfigChanged();
 }
 

client/ui/controllers/importController.cpp

@@ -272,7 +272,7 @@ void ImportController::processNativeWireGuardConfig()
     auto containers = m_config.value(config_key::containers).toArray();
     if (!containers.isEmpty()) {
         auto container = containers.at(0).toObject();
-        auto serverProtocolConfig = container.value(ContainerProps::containerTypeToString(DockerContainer::WireGuard)).toObject();
+        auto serverProtocolConfig = container.value(ContainerProps::containerTypeToProtocolString(DockerContainer::WireGuard)).toObject();
         auto clientProtocolConfig = QJsonDocument::fromJson(serverProtocolConfig.value(config_key::last_config).toString().toUtf8()).object();
 
         QString junkPacketCount = QString::number(QRandomGenerator::global()->bounded(4, 7));
@@ -288,18 +288,8 @@ void ImportController::processNativeWireGuardConfig()
         clientProtocolConfig[config_key::underloadPacketMagicHeader] = "3";
         clientProtocolConfig[config_key::transportPacketMagicHeader] = "4";
 
-        // clientProtocolConfig[config_key::cookieReplyPacketJunkSize] = "0";
+        clientProtocolConfig[config_key::cookieReplyPacketJunkSize] = "0";
-        // clientProtocolConfig[config_key::transportPacketJunkSize] = "0";
+        clientProtocolConfig[config_key::transportPacketJunkSize] = "0";
-
-        // clientProtocolConfig[config_key::specialJunk1] = "";
-        // clientProtocolConfig[config_key::specialJunk2] = "";
-        // clientProtocolConfig[config_key::specialJunk3] = "";
-        // clientProtocolConfig[config_key::specialJunk4] = "";
-        // clientProtocolConfig[config_key::specialJunk5] = "";
-        // clientProtocolConfig[config_key::controlledJunk1] = "";
-        // clientProtocolConfig[config_key::controlledJunk2] = "";
-        // clientProtocolConfig[config_key::controlledJunk3] = "";
-        // clientProtocolConfig[config_key::specialHandshakeTimeout] = "0";
 
         clientProtocolConfig[config_key::isObfuscationEnabled] = true;
 
@@ -458,6 +448,7 @@ QJsonObject ImportController::extractWireGuardConfig(const QString &data)
     lastConfig[config_key::allowed_ips] = allowedIpsJsonArray;
 
     QString protocolName = "wireguard";
+    QString protocolVersion;
 
     const QStringList requiredJunkFields = { config_key::junkPacketCount,           config_key::junkPacketMinSize,
                                              config_key::junkPacketMaxSize,         config_key::initPacketJunkSize,
@@ -465,11 +456,10 @@ QJsonObject ImportController::extractWireGuardConfig(const QString &data)
                                              config_key::responsePacketMagicHeader, config_key::underloadPacketMagicHeader,
                                              config_key::transportPacketMagicHeader };
 
-    const QStringList optionalJunkFields = { // config_key::cookieReplyPacketJunkSize,
+    const QStringList optionalJunkFields = { config_key::cookieReplyPacketJunkSize,
-                                             // config_key::transportPacketJunkSize,
+                                             config_key::transportPacketJunkSize,
                                              config_key::specialJunk1,    config_key::specialJunk2,    config_key::specialJunk3,
-                                             config_key::specialJunk4,    config_key::specialJunk5,    config_key::controlledJunk1,
+                                             config_key::specialJunk4,    config_key::specialJunk5
-                                             config_key::controlledJunk2, config_key::controlledJunk3, config_key::specialHandshakeTimeout
     };
 
     bool hasAllRequiredFields = std::all_of(requiredJunkFields.begin(), requiredJunkFields.end(),
@@ -485,6 +475,19 @@ QJsonObject ImportController::extractWireGuardConfig(const QString &data)
             }
         }
 
+        bool hasCookieReplyPacketJunkSize = !configMap.value(config_key::cookieReplyPacketJunkSize).isEmpty();
+        bool hasTransportPacketJunkSize = !configMap.value(config_key::transportPacketJunkSize).isEmpty();
+        bool hasSpecialJunk = !configMap.value(config_key::specialJunk1).isEmpty() ||
+                              !configMap.value(config_key::specialJunk2).isEmpty() ||
+                              !configMap.value(config_key::specialJunk3).isEmpty() ||
+                              !configMap.value(config_key::specialJunk4).isEmpty() ||
+                              !configMap.value(config_key::specialJunk5).isEmpty();
+
+        if (hasCookieReplyPacketJunkSize && hasTransportPacketJunkSize) {
+            protocolVersion = "2";
+        } else if (hasSpecialJunk && !hasCookieReplyPacketJunkSize && !hasTransportPacketJunkSize) {
+            protocolVersion = "1.5";
+        }
         protocolName = "awg";
         m_configType = ConfigTypes::Awg;
     }
@@ -492,7 +495,9 @@ QJsonObject ImportController::extractWireGuardConfig(const QString &data)
     if (!configMap.value("MTU").isEmpty()) {
         lastConfig[config_key::mtu] = configMap.value("MTU");
     } else {
-        lastConfig[config_key::mtu] = protocolName == "awg" ? protocols::awg::defaultMtu : protocols::wireguard::defaultMtu;
+        lastConfig[config_key::mtu] = (protocolName == "awg") 
+                                       ? protocols::awg::defaultMtu 
+                                       : protocols::wireguard::defaultMtu;
     }
 
     QJsonObject wireguardConfig;
@@ -500,6 +505,9 @@ QJsonObject ImportController::extractWireGuardConfig(const QString &data)
     wireguardConfig[config_key::isThirdPartyConfig] = true;
     wireguardConfig[config_key::port] = port;
     wireguardConfig[config_key::transport_proto] = "udp";
+    if (protocolName == "awg" && !protocolVersion.isEmpty()) {
+        wireguardConfig[config_key::protocolVersion] = protocolVersion;
+    }
 
     QJsonObject containers;
     containers.insert(config_key::container, QJsonValue("amnezia-" + protocolName));
@@ -733,8 +741,8 @@ void ImportController::processAmneziaConfig(QJsonObject &config)
     for (auto i = 0; i < containers.size(); i++) {
         auto container = containers.at(i).toObject();
         auto dockerContainer = ContainerProps::containerFromString(container.value(config_key::container).toString());
-        if (dockerContainer == DockerContainer::Awg || dockerContainer == DockerContainer::WireGuard) {
+        if (ContainerProps::isAwgContainer(dockerContainer) || dockerContainer == DockerContainer::WireGuard) {
-            auto containerConfig = container.value(ContainerProps::containerTypeToString(dockerContainer)).toObject();
+            auto containerConfig = container.value(ContainerProps::containerTypeToProtocolString(dockerContainer)).toObject();
             auto protocolConfig = containerConfig.value(config_key::last_config).toString();
             if (protocolConfig.isEmpty()) {
                 return;
@@ -742,11 +750,11 @@ void ImportController::processAmneziaConfig(QJsonObject &config)
 
             QJsonObject jsonConfig = QJsonDocument::fromJson(protocolConfig.toUtf8()).object();
             jsonConfig[config_key::mtu] =
-                    dockerContainer == DockerContainer::Awg ? protocols::awg::defaultMtu : protocols::wireguard::defaultMtu;
+                    ContainerProps::isAwgContainer(dockerContainer) ? protocols::awg::defaultMtu : protocols::wireguard::defaultMtu;
 
             containerConfig[config_key::last_config] = QString(QJsonDocument(jsonConfig).toJson());
 
-            container[ContainerProps::containerTypeToString(dockerContainer)] = containerConfig;
+            container[ContainerProps::containerTypeToProtocolString(dockerContainer)] = containerConfig;
             containers.replace(i, container);
             config.insert(config_key::containers, containers);
         }

client/ui/controllers/installController.cpp

@@ -4,6 +4,7 @@
 #include <QDir>
 #include <QEventLoop>
 #include <QJsonObject>
+#include <QPair>
 #include <QRandomGenerator>
 #include <QStandardPaths>
 #include <QtConcurrent>
@@ -71,16 +72,19 @@ void InstallController::install(DockerContainer container, int port, TransportPr
         if (protocol == mainProto) {
             containerConfig.insert(config_key::port, QString::number(port));
             containerConfig.insert(config_key::transport_proto, ProtocolProps::transportProtoToString(transportProto, protocol));
+            containerConfig.insert(config_key::subnet_address, protocols::wireguard::defaultSubnetAddress);
+
+            if (container == DockerContainer::Awg2) {
+                containerConfig[config_key::protocolVersion] = "2";
 
-            if (container == DockerContainer::Awg) {
                 QString junkPacketCount = QString::number(QRandomGenerator::global()->bounded(4, 7));
                 QString junkPacketMinSize = QString::number(10);
                 QString junkPacketMaxSize = QString::number(50);
 
                 int s1 = QRandomGenerator::global()->bounded(15, 150);
                 int s2 = QRandomGenerator::global()->bounded(15, 150);
-                // int s3 = QRandomGenerator::global()->bounded(15, 150);
+                int s3 = QRandomGenerator::global()->bounded(0, 64);
-                // int s4 = QRandomGenerator::global()->bounded(15, 150);
+                int s4 = QRandomGenerator::global()->bounded(0, 20);
 
                 // Ensure all values are unique and don't create equal packet sizes
                 QSet<int> usedValues;
@@ -91,37 +95,36 @@ void InstallController::install(DockerContainer container, int port, TransportPr
                 }
                 usedValues.insert(s2);
 
-                // while (usedValues.contains(s3)
+                while (usedValues.contains(s3) || s1 + AwgConstant::messageInitiationSize == s3 + AwgConstant::messageCookieReplySize
-                //        || s1 + AwgConstant::messageInitiationSize == s3 + AwgConstant::messageCookieReplySize
+                       || s2 + AwgConstant::messageResponseSize == s3 + AwgConstant::messageCookieReplySize) {
-                //        || s2 + AwgConstant::messageResponseSize == s3 + AwgConstant::messageCookieReplySize) {
+                    s3 = QRandomGenerator::global()->bounded(0, 64);
-                //     s3 = QRandomGenerator::global()->bounded(15, 150);
+                }
-                // }
+                usedValues.insert(s3);
-                // usedValues.insert(s3);
 
-                // while (usedValues.contains(s4)
+                while (usedValues.contains(s4)) {
-                //        || s1 + AwgConstant::messageInitiationSize == s4 + AwgConstant::messageTransportSize
+                    s4 = QRandomGenerator::global()->bounded(0, 20);
-                //        || s2 + AwgConstant::messageResponseSize == s4 + AwgConstant::messageTransportSize
+                }
-                //        || s3 + AwgConstant::messageCookieReplySize == s4 + AwgConstant::messageTransportSize) {
-                //     s4 = QRandomGenerator::global()->bounded(15, 150);
-                // }
 
                 QString initPacketJunkSize = QString::number(s1);
                 QString responsePacketJunkSize = QString::number(s2);
-                // QString cookieReplyPacketJunkSize = QString::number(s3);
+                QString cookieReplyPacketJunkSize = QString::number(s3);
-                // QString transportPacketJunkSize = QString::number(s4);
+                QString transportPacketJunkSize = QString::number(s4);
 
-                QSet<QString> headersValue;
+                QVector<QPair<QString, QString>> headersValue;
-                while (headersValue.size() != 4) {
+                int min = 5;
                 auto max = (std::numeric_limits<qint32>::max)();
-                    headersValue.insert(QString::number(QRandomGenerator::global()->bounded(5, max)));
+                while (headersValue.size() != 4) {
+                    auto first = QRandomGenerator::global()->bounded(min, max);
+                    auto second = QRandomGenerator::global()->bounded(first, max);
+                    min = second;
+
+                    headersValue.push_back(QPair<QString, QString>(QString::number(first), QString::number(second)));
                 }
 
-                auto headersValueList = headersValue.values();
+                QString initPacketMagicHeader = headersValue.at(0).first + "-" + headersValue.at(0).second;
-
+                QString responsePacketMagicHeader = headersValue.at(1).first + "-" + headersValue.at(1).second;
-                QString initPacketMagicHeader = headersValueList.at(0);
+                QString underloadPacketMagicHeader = headersValue.at(2).first + "-" + headersValue.at(2).second;
-                QString responsePacketMagicHeader = headersValueList.at(1);
+                QString transportPacketMagicHeader = headersValue.at(3).first + "-" + headersValue.at(3).second;
-                QString underloadPacketMagicHeader = headersValueList.at(2);
-                QString transportPacketMagicHeader = headersValueList.at(3);
 
                 containerConfig[config_key::junkPacketCount] = junkPacketCount;
                 containerConfig[config_key::junkPacketMinSize] = junkPacketMinSize;
@@ -133,19 +136,14 @@ void InstallController::install(DockerContainer container, int port, TransportPr
                 containerConfig[config_key::underloadPacketMagicHeader] = underloadPacketMagicHeader;
                 containerConfig[config_key::transportPacketMagicHeader] = transportPacketMagicHeader;
 
-                // TODO:
+                containerConfig[config_key::cookieReplyPacketJunkSize] = cookieReplyPacketJunkSize;
-                // containerConfig[config_key::cookieReplyPacketJunkSize] = cookieReplyPacketJunkSize;
+                containerConfig[config_key::transportPacketJunkSize] = transportPacketJunkSize;
-                // containerConfig[config_key::transportPacketJunkSize] = transportPacketJunkSize;
 
-                // containerConfig[config_key::specialJunk1] = specialJunk1;
+                containerConfig[config_key::specialJunk1] = protocols::awg::defaultSpecialJunk1;
-                // containerConfig[config_key::specialJunk2] = specialJunk2;
+                containerConfig[config_key::specialJunk2] = protocols::awg::defaultSpecialJunk2;
-                // containerConfig[config_key::specialJunk3] = specialJunk3;
+                containerConfig[config_key::specialJunk3] = protocols::awg::defaultSpecialJunk3;
-                // containerConfig[config_key::specialJunk4] = specialJunk4;
+                containerConfig[config_key::specialJunk4] = protocols::awg::defaultSpecialJunk4;
-                // containerConfig[config_key::specialJunk5] = specialJunk5;
+                containerConfig[config_key::specialJunk5] = protocols::awg::defaultSpecialJunk5;
-                // containerConfig[config_key::controlledJunk1] = controlledJunk1;
-                // containerConfig[config_key::controlledJunk2] = controlledJunk2;
-                // containerConfig[config_key::controlledJunk3] = controlledJunk3;
-                // containerConfig[config_key::specialHandshakeTimeout] = specialHandshakeTimeout;
 
             } else if (container == DockerContainer::Sftp) {
                 containerConfig.insert(config_key::userName, protocols::sftp::defaultUserName);
@@ -420,8 +418,11 @@ ErrorCode InstallController::getAlreadyInstalledContainers(const ServerCredentia
                     containerConfig.insert(config_key::transport_proto, transportProto);
 
                     if (protocol == Proto::Awg) {
-                        QString serverConfig = serverController->getTextFileFromContainer(container, credentials,
+                        QString configPath = amnezia::protocols::awg::serverConfigPath;
-                                                                                          protocols::awg::serverConfigPath, errorCode);
+                        if (container == DockerContainer::Awg) {
+                            configPath = amnezia::protocols::awg::serverLegacyConfigPath;
+                        }
+                        QString serverConfig = serverController->getTextFileFromContainer(container, credentials, configPath, errorCode);
 
                         QMap<QString, QString> serverConfigMap;
                         auto serverConfigLines = serverConfig.split("\n");
@@ -450,18 +451,19 @@ ErrorCode InstallController::getAlreadyInstalledContainers(const ServerCredentia
                         containerConfig[config_key::transportPacketMagicHeader] =
                                 serverConfigMap.value(config_key::transportPacketMagicHeader);
 
-                        // containerConfig[config_key::cookieReplyPacketJunkSize] = serverConfigMap.value(config_key::cookieReplyPacketJunkSize);
+                        // hack to parse i1-i5 from commented lines in server config
-                        // containerConfig[config_key::transportPacketJunkSize] = serverConfigMap.value(config_key::transportPacketJunkSize);
+                        containerConfig[config_key::specialJunk1] = serverConfigMap.value(QString("# ") + config_key::specialJunk1);
+                        containerConfig[config_key::specialJunk2] = serverConfigMap.value(QString("# ") + config_key::specialJunk2);
+                        containerConfig[config_key::specialJunk3] = serverConfigMap.value(QString("# ") + config_key::specialJunk3);
+                        containerConfig[config_key::specialJunk4] = serverConfigMap.value(QString("# ") + config_key::specialJunk4);
+                        containerConfig[config_key::specialJunk5] = serverConfigMap.value(QString("# ") + config_key::specialJunk5);
 
-                        // containerConfig[config_key::specialJunk1] = serverConfigMap.value(config_key::specialJunk1);
+                        if (container == DockerContainer::Awg2) {
-                        // containerConfig[config_key::specialJunk2] = serverConfigMap.value(config_key::specialJunk2);
+                            containerConfig[config_key::protocolVersion] = "2";
-                        // containerConfig[config_key::specialJunk3] = serverConfigMap.value(config_key::specialJunk3);
+                            containerConfig[config_key::cookieReplyPacketJunkSize] =
-                        // containerConfig[config_key::specialJunk4] = serverConfigMap.value(config_key::specialJunk4);
+                                    serverConfigMap.value(config_key::cookieReplyPacketJunkSize);
-                        // containerConfig[config_key::specialJunk5] = serverConfigMap.value(config_key::specialJunk5);
+                            containerConfig[config_key::transportPacketJunkSize] = serverConfigMap.value(config_key::transportPacketJunkSize);
-                        // containerConfig[config_key::controlledJunk1] = serverConfigMap.value(config_key::controlledJunk1);
+                        }
-                        // containerConfig[config_key::controlledJunk2] = serverConfigMap.value(config_key::controlledJunk2);
-                        // containerConfig[config_key::controlledJunk3] = serverConfigMap.value(config_key::controlledJunk3);
-                        // containerConfig[config_key::specialHandshakeTimeout] = serverConfigMap.value(config_key::specialHandshakeTimeout);
 
                     } else if (protocol == Proto::WireGuard) {
                         QString serverConfig = serverController->getTextFileFromContainer(container, credentials,
@@ -626,8 +628,8 @@ ErrorCode InstallController::getAlreadyInstalledContainers(const ServerCredentia
                         }
 
                     } else if (protocol == Proto::ShadowSocks) {
-                        QString shadowsocksConfig = serverController->getTextFileFromContainer(container, credentials,
+                        QString shadowsocksConfig = serverController->getTextFileFromContainer(
-                                                                                               "/opt/amnezia/shadowsocks/ss-config.json", errorCode);
+                                container, credentials, "/opt/amnezia/shadowsocks/ss-config.json", errorCode);
 
                         QJsonDocument doc = QJsonDocument::fromJson(shadowsocksConfig.toUtf8());
 
@@ -1068,7 +1070,7 @@ bool InstallController::isUpdateDockerContainerRequired(const DockerContainer co
     const QJsonObject &oldProtoConfig = oldConfig.value(ProtocolProps::protoToString(mainProto)).toObject();
     const QJsonObject &newProtoConfig = newConfig.value(ProtocolProps::protoToString(mainProto)).toObject();
 
-    if (container == DockerContainer::Awg) {
+    if (container == DockerContainer::Awg2) {
         const AwgConfig oldConfig(oldProtoConfig);
         const AwgConfig newConfig(newProtoConfig);
 

client/ui/models/clientManagementModel.cpp

@@ -104,7 +104,7 @@ ErrorCode ClientManagementModel::updateModel(const DockerContainer container, co
 
         if (container == DockerContainer::OpenVpn || container == DockerContainer::ShadowSocks || container == DockerContainer::Cloak) {
             error = getOpenVpnClients(container, credentials, serverController, count);
-        } else if (container == DockerContainer::WireGuard || container == DockerContainer::Awg) {
+        } else if (container == DockerContainer::WireGuard || ContainerProps::isAwgContainer(container)) {
             error = getWireGuardClients(container, credentials, serverController, count);
         } else if (container == DockerContainer::Xray) {
             error = getXrayClients(container, credentials, serverController, count);
@@ -209,8 +209,15 @@ ErrorCode ClientManagementModel::getWireGuardClients(const DockerContainer conta
 {
     ErrorCode error = ErrorCode::NoError;
 
-    const QString wireGuardConfigFile = QString("opt/amnezia/%1/wg0.conf").arg(container == DockerContainer::WireGuard ? "wireguard" : "awg");
+    QString configPath;
-    const QString wireguardConfigString = serverController->getTextFileFromContainer(container, credentials, wireGuardConfigFile, error);
+    if (container == DockerContainer::Awg) {
+        configPath = QString::fromLatin1(amnezia::protocols::awg::serverLegacyConfigPath);
+    } else if (container == DockerContainer::Awg2) {
+        configPath = QString::fromLatin1(amnezia::protocols::awg::serverConfigPath);
+    } else {
+        configPath = QString::fromLatin1(amnezia::protocols::wireguard::serverConfigPath);
+    }
+    const QString wireguardConfigString = serverController->getTextFileFromContainer(container, credentials, configPath, error);
     if (error != ErrorCode::NoError) {
         logger.error() << "Failed to get the wg conf file from the server";
         return error;
@@ -307,7 +314,7 @@ ErrorCode ClientManagementModel::getXrayClients(const DockerContainer container,
 ErrorCode ClientManagementModel::wgShow(const DockerContainer container, const ServerCredentials &credentials,
                                         const QSharedPointer<ServerController> &serverController, std::vector<WgShowData> &data)
 {
-    if (container != DockerContainer::WireGuard && container != DockerContainer::Awg) {
+    if (container != DockerContainer::WireGuard && !ContainerProps::isAwgContainer(container)) {
         return ErrorCode::NoError;
     }
 
@@ -318,7 +325,11 @@ ErrorCode ClientManagementModel::wgShow(const DockerContainer container, const S
         return ErrorCode::NoError;
     };
 
-    const QString command = QString("sudo docker exec -i $CONTAINER_NAME bash -c '%1'").arg("wg show all");
+    QString showBin = (container == DockerContainer::Awg2)
+                       ? QStringLiteral("awg")
+                       : QStringLiteral("wg");
+    const QString command = QString("sudo docker exec -i $CONTAINER_NAME bash -c '%1 show all'")
+                             .arg(showBin);
 
     QString script = serverController->replaceVars(command, serverController->genVarsForScript(credentials, container));
     error = serverController->runScript(credentials, script, cbReadStdOut);
@@ -397,6 +408,7 @@ ErrorCode ClientManagementModel::appendClient(const DockerContainer container, c
             break;
         case DockerContainer::OpenVpn:
         case DockerContainer::WireGuard:
+        case DockerContainer::Awg2:
         case DockerContainer::Awg:
         case DockerContainer::Xray:
             protocol = ContainerProps::defaultProtocol(container);
@@ -547,6 +559,7 @@ ErrorCode ClientManagementModel::revokeClient(const int row, const DockerContain
             break;
         }
         case DockerContainer::WireGuard:
+        case DockerContainer::Awg2:
         case DockerContainer::Awg: {
             errorCode = revokeWireGuard(row, container, credentials, serverController);
             break;
@@ -606,6 +619,7 @@ ErrorCode ClientManagementModel::revokeClient(const QJsonObject &containerConfig
         }
         case DockerContainer::OpenVpn:
         case DockerContainer::WireGuard:
+        case DockerContainer::Awg2:
         case DockerContainer::Awg:
         case DockerContainer::Xray: {
             protocol = ContainerProps::defaultProtocol(container);
@@ -679,7 +693,8 @@ ErrorCode ClientManagementModel::revokeClient(const QJsonObject &containerConfig
         break;
     }
     case DockerContainer::WireGuard:
-    case DockerContainer::Awg: {
+    case DockerContainer::Awg:
+    case DockerContainer::Awg2: {
         errorCode = revokeWireGuard(row, container, credentials, serverController);
         break;
     }
@@ -738,9 +753,15 @@ ErrorCode ClientManagementModel::revokeWireGuard(const int row, const DockerCont
 {
     ErrorCode error = ErrorCode::NoError;
 
-    const QString wireGuardConfigFile =
+    QString configPath;
-            QString("/opt/amnezia/%1/wg0.conf").arg(container == DockerContainer::WireGuard ? "wireguard" : "awg");
+    if (container == DockerContainer::Awg) {
-    const QString wireguardConfigString = serverController->getTextFileFromContainer(container, credentials, wireGuardConfigFile, error);
+        configPath = QString::fromLatin1(amnezia::protocols::awg::serverLegacyConfigPath);
+    } else if (container == DockerContainer::Awg2) {
+        configPath = QString::fromLatin1(amnezia::protocols::awg::serverConfigPath);
+    } else {
+        configPath = QString::fromLatin1(amnezia::protocols::wireguard::serverConfigPath);
+    }
+    const QString wireguardConfigString = serverController->getTextFileFromContainer(container, credentials, configPath, error);
     if (error != ErrorCode::NoError) {
         logger.error() << "Failed to get the wg conf file from the server";
         return error;
@@ -758,7 +779,7 @@ ErrorCode ClientManagementModel::revokeWireGuard(const int row, const DockerCont
     }
     QString newWireGuardConfig = configSections.join("[");
     newWireGuardConfig.insert(0, "[");
-    error = serverController->uploadTextFileToContainer(container, credentials, newWireGuardConfig, wireGuardConfigFile);
+    error = serverController->uploadTextFileToContainer(container, credentials, newWireGuardConfig, configPath);
     if (error != ErrorCode::NoError) {
         logger.error() << "Failed to upload the wg conf file to the server";
         return error;
@@ -782,12 +803,18 @@ ErrorCode ClientManagementModel::revokeWireGuard(const int row, const DockerCont
         return error;
     }
 
-    const QString script = "sudo docker exec -i $CONTAINER_NAME bash -c 'wg syncconf wg0 <(wg-quick strip %1)'";
+    bool isAwg = (container == DockerContainer::Awg2);
+    QString command = isAwg ? QStringLiteral("awg") : QStringLiteral("wg");
+    QString iface   = isAwg ? QStringLiteral("awg0") : QStringLiteral("wg0");
+    QString script  = QString(
+        "sudo docker exec -i $CONTAINER_NAME bash -c '%1 syncconf %2 <(%1-quick strip %3)'"
+    ).arg(command, iface, configPath);
     error = serverController->runScript(
         credentials,
-            serverController->replaceVars(script.arg(wireGuardConfigFile), serverController->genVarsForScript(credentials, container)));
+        serverController->replaceVars(script, serverController->genVarsForScript(credentials, container))
+    );
     if (error != ErrorCode::NoError) {
-        logger.error() << "Failed to execute the command 'wg syncconf' on the server";
+        logger.error() << QString("Failed to execute command '%1 syncconf %2' on the server").arg(command, iface);
         return error;
     }
 

client/ui/models/containers_model.cpp

@@ -2,8 +2,7 @@
 
 #include <QJsonArray>
 
-ContainersModel::ContainersModel(QObject *parent)
+ContainersModel::ContainersModel(QObject *parent) : QAbstractListModel(parent)
-    : QAbstractListModel(parent)
 {
 }
 
@@ -20,10 +19,23 @@ QVariant ContainersModel::data(const QModelIndex &index, int role) const
     }
 
     DockerContainer container = ContainerProps::allContainers().at(index.row());
+    QString protocolKey = ContainerProps::containerTypeToProtocolString(container);
+    auto isThirdPartyConfig = m_containers.value(container).value(protocolKey).toObject().value(config_key::isThirdPartyConfig).toBool();
 
     switch (role) {
-    case NameRole: return ContainerProps::containerHumanNames().value(container);
+    case NameRole: {
-    case DescriptionRole: return ContainerProps::containerDescriptions().value(container);
+        if (container == DockerContainer::Awg && !isThirdPartyConfig) {
+            return "AmneziaWG Legacy";
+        }
+        return ContainerProps::containerHumanNames().value(container);
+    }
+    case DescriptionRole: {
+        if (container == DockerContainer::Awg && !isThirdPartyConfig) {
+            return QObject::tr("AmneziaWG Legacy is a outdated version of AmneziaWG protocol. To upgrade, install AmneziaWG and recreate users.");
+        }
+
+        return ContainerProps::containerDescriptions().value(container);
+    }
     case DetailedDescriptionRole: return ContainerProps::containerDetailedDescriptions().value(container);
     case ConfigRole: {
         if (container == DockerContainer::None) {
@@ -31,12 +43,14 @@ QVariant ContainersModel::data(const QModelIndex &index, int role) const
         }
         return m_containers.value(container);
     }
+    case IsThirdPartyConfigRole: return isThirdPartyConfig;
     case ServiceTypeRole: return ContainerProps::containerService(container);
     case DockerContainerRole: return container;
     case IsEasySetupContainerRole: return ContainerProps::isEasySetupContainer(container);
     case EasySetupHeaderRole: return ContainerProps::easySetupHeader(container);
     case EasySetupDescriptionRole: return ContainerProps::easySetupDescription(container);
     case EasySetupOrderRole: return ContainerProps::easySetupOrder(container);
+    case IsInstallationAllowedRole: return ContainersModel::isInstallationAllowed(container);
     case IsInstalledRole: return m_containers.contains(container);
     case IsCurrentlyProcessedRole: return container == static_cast<DockerContainer>(m_processedContainerIndex);
     case IsSupportedRole: return ContainerProps::isSupportedByCurrentPlatform(container);
@@ -58,8 +72,7 @@ void ContainersModel::updateModel(const QJsonArray &containers)
     beginResetModel();
     m_containers.clear();
     for (const QJsonValue &val : containers) {
-        m_containers.insert(ContainerProps::containerFromString(val.toObject().value(config_key::container).toString()),
+        m_containers.insert(ContainerProps::containerFromString(val.toObject().value(config_key::container).toString()), val.toObject());
-                             val.toObject());
     }
     endResetModel();
 }
@@ -114,6 +127,11 @@ bool ContainersModel::hasInstalledProtocols()
     return false;
 }
 
+bool ContainersModel::isInstallationAllowed(DockerContainer container)
+{
+    return container != DockerContainer::Awg;
+}
+
 QHash<int, QByteArray> ContainersModel::roleNames() const
 {
     QHash<int, QByteArray> roles;
@@ -123,6 +141,7 @@ QHash<int, QByteArray> ContainersModel::roleNames() const
     roles[ServiceTypeRole] = "serviceType";
     roles[DockerContainerRole] = "dockerContainer";
     roles[ConfigRole] = "config";
+    roles[IsThirdPartyConfigRole] = "isThirdPartyConfig";
 
     roles[IsEasySetupContainerRole] = "isEasySetupContainer";
     roles[EasySetupHeaderRole] = "easySetupHeader";
@@ -133,7 +152,7 @@ QHash<int, QByteArray> ContainersModel::roleNames() const
     roles[IsCurrentlyProcessedRole] = "isCurrentlyProcessed";
     roles[IsSupportedRole] = "isSupported";
     roles[IsShareableRole] = "isShareable";
-
+    roles[IsInstallationAllowedRole] = "isInstallationAllowed";
     roles[InstallPageOrderRole] = "installPageOrder";
     return roles;
 }

client/ui/models/containers_model.h

@@ -20,6 +20,7 @@ public:
         DetailedDescriptionRole,
         ServiceTypeRole,
         ConfigRole,
+        IsThirdPartyConfigRole,
         DockerContainerRole,
 
         IsEasySetupContainerRole,
@@ -27,6 +28,7 @@ public:
         EasySetupDescriptionRole,
         EasySetupOrderRole,
 
+        IsInstallationAllowedRole,
         IsInstalledRole,
         IsCurrentlyProcessedRole,
         IsDefaultRole,
@@ -57,6 +59,8 @@ public slots:
     bool hasInstalledServices();
     bool hasInstalledProtocols();
 
+    static bool isInstallationAllowed(DockerContainer container);
+
 protected:
     QHash<int, QByteArray> roleNames() const override;
 

client/ui/models/newsModel.cpp

@@ -30,7 +30,7 @@ QVariant NewsModel::data(const QModelIndex &index, int role) const
     case IdRole: return item.id;
     case TitleRole: return item.title;
     case ContentRole: return item.content;
-    case TimestampRole: return item.timestamp.toString(Qt::ISODate);
+    case TimestampRole: return item.timestamp.toLocalTime().toString(Qt::ISODate);
     case IsReadRole: return item.read;
     case IsProcessedRole: return index.row() == m_processedIndex;
     default: return QVariant();

client/ui/models/protocols/awgConfigModel.cpp

@@ -33,12 +33,6 @@ bool AwgConfigModel::setData(const QModelIndex &index, const QVariant &value, in
     case Roles::ClientSpecialJunk3Role: m_clientProtocolConfig.insert(config_key::specialJunk3, value.toString()); break;
     case Roles::ClientSpecialJunk4Role: m_clientProtocolConfig.insert(config_key::specialJunk4, value.toString()); break;
     case Roles::ClientSpecialJunk5Role: m_clientProtocolConfig.insert(config_key::specialJunk5, value.toString()); break;
-    case Roles::ClientControlledJunk1Role: m_clientProtocolConfig.insert(config_key::controlledJunk1, value.toString()); break;
-    case Roles::ClientControlledJunk2Role: m_clientProtocolConfig.insert(config_key::controlledJunk2, value.toString()); break;
-    case Roles::ClientControlledJunk3Role: m_clientProtocolConfig.insert(config_key::controlledJunk3, value.toString()); break;
-    case Roles::ClientSpecialHandshakeTimeoutRole:
-        m_clientProtocolConfig.insert(config_key::specialHandshakeTimeout, value.toString());
-        break;
     case Roles::ServerJunkPacketCountRole: m_serverProtocolConfig.insert(config_key::junkPacketCount, value.toString()); break;
     case Roles::ServerJunkPacketMinSizeRole: m_serverProtocolConfig.insert(config_key::junkPacketMinSize, value.toString()); break;
     case Roles::ServerJunkPacketMaxSizeRole: m_serverProtocolConfig.insert(config_key::junkPacketMaxSize, value.toString()); break;
@@ -46,12 +40,12 @@ bool AwgConfigModel::setData(const QModelIndex &index, const QVariant &value, in
     case Roles::ServerResponsePacketJunkSizeRole:
         m_serverProtocolConfig.insert(config_key::responsePacketJunkSize, value.toString());
         break;
-    // case Roles::ServerCookieReplyPacketJunkSizeRole:
+    case Roles::ServerCookieReplyPacketJunkSizeRole:
-    //     m_serverProtocolConfig.insert(config_key::cookieReplyPacketJunkSize, value.toString());
+        m_serverProtocolConfig.insert(config_key::cookieReplyPacketJunkSize, value.toString());
-    //     break;
+        break;
-    // case Roles::ServerTransportPacketJunkSizeRole:
+    case Roles::ServerTransportPacketJunkSizeRole:
-    //     m_serverProtocolConfig.insert(config_key::transportPacketJunkSize, value.toString());
+        m_serverProtocolConfig.insert(config_key::transportPacketJunkSize, value.toString());
-    //     break;
+        break;
     case Roles::ServerInitPacketMagicHeaderRole: m_serverProtocolConfig.insert(config_key::initPacketMagicHeader, value.toString()); break;
     case Roles::ServerResponsePacketMagicHeaderRole:
         m_serverProtocolConfig.insert(config_key::responsePacketMagicHeader, value.toString());
@@ -62,6 +56,11 @@ bool AwgConfigModel::setData(const QModelIndex &index, const QVariant &value, in
     case Roles::ServerTransportPacketMagicHeaderRole:
         m_serverProtocolConfig.insert(config_key::transportPacketMagicHeader, value.toString());
         break;
+    case Roles::ServerSpecialJunk1Role: m_serverProtocolConfig.insert(config_key::specialJunk1, value.toString()); break;
+    case Roles::ServerSpecialJunk2Role: m_serverProtocolConfig.insert(config_key::specialJunk2, value.toString()); break;
+    case Roles::ServerSpecialJunk3Role: m_serverProtocolConfig.insert(config_key::specialJunk3, value.toString()); break;
+    case Roles::ServerSpecialJunk4Role: m_serverProtocolConfig.insert(config_key::specialJunk4, value.toString()); break;
+    case Roles::ServerSpecialJunk5Role: m_serverProtocolConfig.insert(config_key::specialJunk5, value.toString()); break;
     }
 
     emit dataChanged(index, index, QList { role });
@@ -87,22 +86,25 @@ QVariant AwgConfigModel::data(const QModelIndex &index, int role) const
     case Roles::ClientSpecialJunk3Role: return m_clientProtocolConfig.value(config_key::specialJunk3);
     case Roles::ClientSpecialJunk4Role: return m_clientProtocolConfig.value(config_key::specialJunk4);
     case Roles::ClientSpecialJunk5Role: return m_clientProtocolConfig.value(config_key::specialJunk5);
-    case Roles::ClientControlledJunk1Role: return m_clientProtocolConfig.value(config_key::controlledJunk1);
-    case Roles::ClientControlledJunk2Role: return m_clientProtocolConfig.value(config_key::controlledJunk2);
-    case Roles::ClientControlledJunk3Role: return m_clientProtocolConfig.value(config_key::controlledJunk3);
-    case Roles::ClientSpecialHandshakeTimeoutRole: return m_clientProtocolConfig.value(config_key::specialHandshakeTimeout);
 
     case Roles::ServerJunkPacketCountRole: return m_serverProtocolConfig.value(config_key::junkPacketCount);
     case Roles::ServerJunkPacketMinSizeRole: return m_serverProtocolConfig.value(config_key::junkPacketMinSize);
     case Roles::ServerJunkPacketMaxSizeRole: return m_serverProtocolConfig.value(config_key::junkPacketMaxSize);
     case Roles::ServerInitPacketJunkSizeRole: return m_serverProtocolConfig.value(config_key::initPacketJunkSize);
     case Roles::ServerResponsePacketJunkSizeRole: return m_serverProtocolConfig.value(config_key::responsePacketJunkSize);
-    // case Roles::ServerCookieReplyPacketJunkSizeRole: return m_serverProtocolConfig.value(config_key::cookieReplyPacketJunkSize);
+    case Roles::ServerCookieReplyPacketJunkSizeRole: return m_serverProtocolConfig.value(config_key::cookieReplyPacketJunkSize);
-    // case Roles::ServerTransportPacketJunkSizeRole: return m_serverProtocolConfig.value(config_key::transportPacketJunkSize);
+    case Roles::ServerTransportPacketJunkSizeRole: return m_serverProtocolConfig.value(config_key::transportPacketJunkSize);
     case Roles::ServerInitPacketMagicHeaderRole: return m_serverProtocolConfig.value(config_key::initPacketMagicHeader);
     case Roles::ServerResponsePacketMagicHeaderRole: return m_serverProtocolConfig.value(config_key::responsePacketMagicHeader);
     case Roles::ServerUnderloadPacketMagicHeaderRole: return m_serverProtocolConfig.value(config_key::underloadPacketMagicHeader);
     case Roles::ServerTransportPacketMagicHeaderRole: return m_serverProtocolConfig.value(config_key::transportPacketMagicHeader);
+    case Roles::ServerSpecialJunk1Role: return m_serverProtocolConfig.value(config_key::specialJunk1);
+    case Roles::ServerSpecialJunk2Role: return m_serverProtocolConfig.value(config_key::specialJunk2);
+    case Roles::ServerSpecialJunk3Role: return m_serverProtocolConfig.value(config_key::specialJunk3);
+    case Roles::ServerSpecialJunk4Role: return m_serverProtocolConfig.value(config_key::specialJunk4);
+    case Roles::ServerSpecialJunk5Role: return m_serverProtocolConfig.value(config_key::specialJunk5);
+
+    case Roles::IsAwg2Role: return ProtocolProps::getProtocolVersion(m_fullConfig.value(config_key::awg).toObject()) == protocols::awg::awgV2;
     }
 
     return QVariant();
@@ -117,6 +119,11 @@ void AwgConfigModel::updateModel(const QJsonObject &config)
 
     QJsonObject serverProtocolConfig = config.value(config_key::awg).toObject();
 
+    auto protocolVersion = serverProtocolConfig.value(config_key::protocolVersion).toString();
+    if (!protocolVersion.isEmpty()) {
+        m_serverProtocolConfig[config_key::protocolVersion] = protocolVersion;
+    }
+
     auto defaultTransportProto = ProtocolProps::transportProtoToString(ProtocolProps::defaultTransportProto(Proto::Awg), Proto::Awg);
     m_serverProtocolConfig.insert(config_key::transport_proto,
                                   serverProtocolConfig.value(config_key::transport_proto).toString(defaultTransportProto));
@@ -134,10 +141,10 @@ void AwgConfigModel::updateModel(const QJsonObject &config)
             serverProtocolConfig.value(config_key::initPacketJunkSize).toString(protocols::awg::defaultInitPacketJunkSize);
     m_serverProtocolConfig[config_key::responsePacketJunkSize] =
             serverProtocolConfig.value(config_key::responsePacketJunkSize).toString(protocols::awg::defaultResponsePacketJunkSize);
-    // m_serverProtocolConfig[config_key::cookieReplyPacketJunkSize] =
+    m_serverProtocolConfig[config_key::cookieReplyPacketJunkSize] =
-    //         serverProtocolConfig.value(config_key::cookieReplyPacketJunkSize).toString(protocols::awg::defaultCookieReplyPacketJunkSize);
+            serverProtocolConfig.value(config_key::cookieReplyPacketJunkSize).toString(protocols::awg::defaultCookieReplyPacketJunkSize);
-    // m_serverProtocolConfig[config_key::transportPacketJunkSize] =
+    m_serverProtocolConfig[config_key::transportPacketJunkSize] =
-    //         serverProtocolConfig.value(config_key::transportPacketJunkSize).toString(protocols::awg::defaultTransportPacketJunkSize);
+            serverProtocolConfig.value(config_key::transportPacketJunkSize).toString(protocols::awg::defaultTransportPacketJunkSize);
     m_serverProtocolConfig[config_key::initPacketMagicHeader] =
             serverProtocolConfig.value(config_key::initPacketMagicHeader).toString(protocols::awg::defaultInitPacketMagicHeader);
     m_serverProtocolConfig[config_key::responsePacketMagicHeader] =
@@ -147,6 +154,17 @@ void AwgConfigModel::updateModel(const QJsonObject &config)
     m_serverProtocolConfig[config_key::transportPacketMagicHeader] =
             serverProtocolConfig.value(config_key::transportPacketMagicHeader).toString(protocols::awg::defaultTransportPacketMagicHeader);
 
+    m_serverProtocolConfig[config_key::specialJunk1] =
+            serverProtocolConfig.value(config_key::specialJunk1).toString();
+    m_serverProtocolConfig[config_key::specialJunk2] =
+            serverProtocolConfig.value(config_key::specialJunk2).toString();
+    m_serverProtocolConfig[config_key::specialJunk3] =
+            serverProtocolConfig.value(config_key::specialJunk3).toString();
+    m_serverProtocolConfig[config_key::specialJunk4] =
+            serverProtocolConfig.value(config_key::specialJunk4).toString();
+    m_serverProtocolConfig[config_key::specialJunk5] =
+            serverProtocolConfig.value(config_key::specialJunk5).toString();
+
     auto lastConfig = m_serverProtocolConfig.value(config_key::last_config).toString();
     QJsonObject clientProtocolConfig = QJsonDocument::fromJson(lastConfig.toUtf8()).object();
     m_clientProtocolConfig[config_key::mtu] = clientProtocolConfig[config_key::mtu].toString(protocols::awg::defaultMtu);
@@ -157,23 +175,15 @@ void AwgConfigModel::updateModel(const QJsonObject &config)
     m_clientProtocolConfig[config_key::junkPacketMaxSize] =
             clientProtocolConfig.value(config_key::junkPacketMaxSize).toString(m_serverProtocolConfig[config_key::junkPacketMaxSize].toString());
     m_clientProtocolConfig[config_key::specialJunk1] =
-            clientProtocolConfig.value(config_key::specialJunk1).toString(protocols::awg::defaultSpecialJunk1);
+            clientProtocolConfig.value(config_key::specialJunk1).toString();
     m_clientProtocolConfig[config_key::specialJunk2] =
-            clientProtocolConfig.value(config_key::specialJunk2).toString(protocols::awg::defaultSpecialJunk2);
+            clientProtocolConfig.value(config_key::specialJunk2).toString();
     m_clientProtocolConfig[config_key::specialJunk3] =
-            clientProtocolConfig.value(config_key::specialJunk3).toString(protocols::awg::defaultSpecialJunk3);
+            clientProtocolConfig.value(config_key::specialJunk3).toString();
     m_clientProtocolConfig[config_key::specialJunk4] =
-            clientProtocolConfig.value(config_key::specialJunk4).toString(protocols::awg::defaultSpecialJunk4);
+            clientProtocolConfig.value(config_key::specialJunk4).toString();
     m_clientProtocolConfig[config_key::specialJunk5] =
-            clientProtocolConfig.value(config_key::specialJunk5).toString(protocols::awg::defaultSpecialJunk5);
+            clientProtocolConfig.value(config_key::specialJunk5).toString();
-    m_clientProtocolConfig[config_key::controlledJunk1] =
-            clientProtocolConfig.value(config_key::controlledJunk1).toString(protocols::awg::defaultControlledJunk1);
-    m_clientProtocolConfig[config_key::controlledJunk2] =
-            clientProtocolConfig.value(config_key::controlledJunk2).toString(protocols::awg::defaultControlledJunk2);
-    m_clientProtocolConfig[config_key::controlledJunk3] =
-            clientProtocolConfig.value(config_key::controlledJunk3).toString(protocols::awg::defaultControlledJunk3);
-    m_clientProtocolConfig[config_key::specialHandshakeTimeout] =
-            clientProtocolConfig.value(config_key::specialHandshakeTimeout).toString(protocols::awg::defaultSpecialHandshakeTimeout);
     endResetModel();
 }
 
@@ -196,14 +206,26 @@ QJsonObject AwgConfigModel::getConfig()
         jsonConfig[config_key::specialJunk3] = m_clientProtocolConfig[config_key::specialJunk3].toString().trimmed();
         jsonConfig[config_key::specialJunk4] = m_clientProtocolConfig[config_key::specialJunk4].toString().trimmed();
         jsonConfig[config_key::specialJunk5] = m_clientProtocolConfig[config_key::specialJunk5].toString().trimmed();
-        jsonConfig[config_key::controlledJunk1] = m_clientProtocolConfig[config_key::controlledJunk1].toString().trimmed();
-        jsonConfig[config_key::controlledJunk2] = m_clientProtocolConfig[config_key::controlledJunk2].toString().trimmed();
-        jsonConfig[config_key::controlledJunk3] = m_clientProtocolConfig[config_key::controlledJunk3].toString().trimmed();
-        jsonConfig[config_key::specialHandshakeTimeout] = m_clientProtocolConfig[config_key::specialHandshakeTimeout];
 
         m_serverProtocolConfig[config_key::last_config] = QString(QJsonDocument(jsonConfig).toJson());
     }
 
+    QString currentProtocolVersion = m_serverProtocolConfig.value(config_key::protocolVersion).toString();
+    
+    if (currentProtocolVersion != protocols::awg::awgV2) {
+        bool hasSpecialJunk = !m_serverProtocolConfig.value(config_key::specialJunk1).toString().trimmed().isEmpty() ||
+                              !m_serverProtocolConfig.value(config_key::specialJunk2).toString().trimmed().isEmpty() ||
+                              !m_serverProtocolConfig.value(config_key::specialJunk3).toString().trimmed().isEmpty() ||
+                              !m_serverProtocolConfig.value(config_key::specialJunk4).toString().trimmed().isEmpty() ||
+                              !m_serverProtocolConfig.value(config_key::specialJunk5).toString().trimmed().isEmpty();
+        
+        if (hasSpecialJunk) {
+            m_serverProtocolConfig[config_key::protocolVersion] = protocols::awg::awgV1_5;
+        } else {
+            m_serverProtocolConfig.remove(config_key::protocolVersion);
+        }
+    }
+
     m_fullConfig.insert(config_key::awg, m_serverProtocolConfig);
     return m_fullConfig;
 }
@@ -213,22 +235,17 @@ bool AwgConfigModel::isHeadersEqual(const QString &h1, const QString &h2, const
     return (h1 == h2) || (h1 == h3) || (h1 == h4) || (h2 == h3) || (h2 == h4) || (h3 == h4);
 }
 
-bool AwgConfigModel::isPacketSizeEqual(const int s1, const int s2)
+bool AwgConfigModel::isPacketSizeEqual(const int s1, const int s2, const int s3, const int s4)
 {
-    return (AwgConstant::messageInitiationSize + s1 == AwgConstant::messageResponseSize + s2);
+    int initSize = AwgConstant::messageInitiationSize + s1;
+    int responseSize = AwgConstant::messageResponseSize + s2;
+    int cookieSize = AwgConstant::messageCookieReplySize + s3;
+    int transportSize = AwgConstant::messageTransportSize + s4;
+
+    return (initSize == responseSize || initSize == cookieSize || initSize == transportSize || responseSize == cookieSize
+            || responseSize == transportSize || cookieSize == transportSize);
 }
 
-// bool AwgConfigModel::isPacketSizeEqual(const int s1, const int s2, const int s3, const int s4)
-// {
-//     int initSize = AwgConstant::messageInitiationSize + s1;
-//     int responseSize = AwgConstant::messageResponseSize + s2;
-//     int cookieSize = AwgConstant::messageCookieReplySize + s3;
-//     int transportSize = AwgConstant::messageTransportSize + s4;
-
-//     return (initSize == responseSize || initSize == cookieSize || initSize == transportSize || responseSize == cookieSize
-//             || responseSize == transportSize || cookieSize == transportSize);
-// }
-
 bool AwgConfigModel::isServerSettingsEqual()
 {
     const AwgConfig oldConfig(m_fullConfig.value(config_key::awg).toObject());
@@ -253,10 +270,6 @@ QHash<int, QByteArray> AwgConfigModel::roleNames() const
     roles[ClientSpecialJunk3Role] = "clientSpecialJunk3";
     roles[ClientSpecialJunk4Role] = "clientSpecialJunk4";
     roles[ClientSpecialJunk5Role] = "clientSpecialJunk5";
-    roles[ClientControlledJunk1Role] = "clientControlledJunk1";
-    roles[ClientControlledJunk2Role] = "clientControlledJunk2";
-    roles[ClientControlledJunk3Role] = "clientControlledJunk3";
-    roles[ClientSpecialHandshakeTimeoutRole] = "clientSpecialHandshakeTimeout";
 
     roles[ServerJunkPacketCountRole] = "serverJunkPacketCount";
     roles[ServerJunkPacketMinSizeRole] = "serverJunkPacketMinSize";
@@ -270,12 +283,21 @@ QHash<int, QByteArray> AwgConfigModel::roleNames() const
     roles[ServerResponsePacketMagicHeaderRole] = "serverResponsePacketMagicHeader";
     roles[ServerUnderloadPacketMagicHeaderRole] = "serverUnderloadPacketMagicHeader";
     roles[ServerTransportPacketMagicHeaderRole] = "serverTransportPacketMagicHeader";
+    roles[ServerSpecialJunk1Role] = "serverSpecialJunk1";
+    roles[ServerSpecialJunk2Role] = "serverSpecialJunk2";
+    roles[ServerSpecialJunk3Role] = "serverSpecialJunk3";
+    roles[ServerSpecialJunk4Role] = "serverSpecialJunk4";
+    roles[ServerSpecialJunk5Role] = "serverSpecialJunk5";
+
+    roles[IsAwg2Role] = "isAwg2";
 
     return roles;
 }
 
 AwgConfig::AwgConfig(const QJsonObject &serverProtocolConfig)
 {
+    m_isProtocolV2 = ProtocolProps::getProtocolVersion(serverProtocolConfig) == protocols::awg::awgV2;
+
     auto lastConfig = serverProtocolConfig.value(config_key::last_config).toString();
     QJsonObject clientProtocolConfig = QJsonDocument::fromJson(lastConfig.toUtf8()).object();
     clientMtu = clientProtocolConfig[config_key::mtu].toString(protocols::awg::defaultMtu);
@@ -287,11 +309,6 @@ AwgConfig::AwgConfig(const QJsonObject &serverProtocolConfig)
     clientSpecialJunk3 = clientProtocolConfig.value(config_key::specialJunk3).toString(protocols::awg::defaultSpecialJunk3);
     clientSpecialJunk4 = clientProtocolConfig.value(config_key::specialJunk4).toString(protocols::awg::defaultSpecialJunk4);
     clientSpecialJunk5 = clientProtocolConfig.value(config_key::specialJunk5).toString(protocols::awg::defaultSpecialJunk5);
-    clientControlledJunk1 = clientProtocolConfig.value(config_key::controlledJunk1).toString(protocols::awg::defaultControlledJunk1);
-    clientControlledJunk2 = clientProtocolConfig.value(config_key::controlledJunk2).toString(protocols::awg::defaultControlledJunk2);
-    clientControlledJunk3 = clientProtocolConfig.value(config_key::controlledJunk3).toString(protocols::awg::defaultControlledJunk3);
-    clientSpecialHandshakeTimeout =
-            clientProtocolConfig.value(config_key::specialHandshakeTimeout).toString(protocols::awg::defaultSpecialHandshakeTimeout);
 
     subnetAddress = serverProtocolConfig.value(config_key::subnet_address).toString(protocols::wireguard::defaultSubnetAddress);
     port = serverProtocolConfig.value(config_key::port).toString(protocols::awg::defaultPort);
@@ -301,10 +318,14 @@ AwgConfig::AwgConfig(const QJsonObject &serverProtocolConfig)
     serverInitPacketJunkSize = serverProtocolConfig.value(config_key::initPacketJunkSize).toString(protocols::awg::defaultInitPacketJunkSize);
     serverResponsePacketJunkSize =
             serverProtocolConfig.value(config_key::responsePacketJunkSize).toString(protocols::awg::defaultResponsePacketJunkSize);
-    // serverCookieReplyPacketJunkSize =
+
-    //         serverProtocolConfig.value(config_key::cookieReplyPacketJunkSize).toString(protocols::awg::defaultCookieReplyPacketJunkSize);
+    if (m_isProtocolV2) {
-    // serverTransportPacketJunkSize =
+        serverCookieReplyPacketJunkSize =
-    //         serverProtocolConfig.value(config_key::transportPacketJunkSize).toString(protocols::awg::defaultTransportPacketJunkSize);
+                serverProtocolConfig.value(config_key::cookieReplyPacketJunkSize).toString(protocols::awg::defaultCookieReplyPacketJunkSize);
+        serverTransportPacketJunkSize =
+                serverProtocolConfig.value(config_key::transportPacketJunkSize).toString(protocols::awg::defaultTransportPacketJunkSize);
+    }
+
     serverInitPacketMagicHeader =
             serverProtocolConfig.value(config_key::initPacketMagicHeader).toString(protocols::awg::defaultInitPacketMagicHeader);
     serverResponsePacketMagicHeader =
@@ -313,6 +334,11 @@ AwgConfig::AwgConfig(const QJsonObject &serverProtocolConfig)
             serverProtocolConfig.value(config_key::underloadPacketMagicHeader).toString(protocols::awg::defaultUnderloadPacketMagicHeader);
     serverTransportPacketMagicHeader =
             serverProtocolConfig.value(config_key::transportPacketMagicHeader).toString(protocols::awg::defaultTransportPacketMagicHeader);
+    serverSpecialJunk1 = serverProtocolConfig.value(config_key::specialJunk1).toString(protocols::awg::defaultSpecialJunk1);
+    serverSpecialJunk2 = serverProtocolConfig.value(config_key::specialJunk2).toString(protocols::awg::defaultSpecialJunk2);
+    serverSpecialJunk3 = serverProtocolConfig.value(config_key::specialJunk3).toString(protocols::awg::defaultSpecialJunk3);
+    serverSpecialJunk4 = serverProtocolConfig.value(config_key::specialJunk4).toString(protocols::awg::defaultSpecialJunk4);
+    serverSpecialJunk5 = serverProtocolConfig.value(config_key::specialJunk5).toString(protocols::awg::defaultSpecialJunk5);
 }
 
 bool AwgConfig::hasEqualServerSettings(const AwgConfig &other) const
@@ -320,14 +346,23 @@ bool AwgConfig::hasEqualServerSettings(const AwgConfig &other) const
     if (subnetAddress != other.subnetAddress || port != other.port || serverJunkPacketCount != other.serverJunkPacketCount
         || serverJunkPacketMinSize != other.serverJunkPacketMinSize || serverJunkPacketMaxSize != other.serverJunkPacketMaxSize
         || serverInitPacketJunkSize != other.serverInitPacketJunkSize || serverResponsePacketJunkSize != other.serverResponsePacketJunkSize
-        // || serverCookieReplyPacketJunkSize != other.serverCookieReplyPacketJunkSize
-        // || serverTransportPacketJunkSize != other.serverTransportPacketJunkSize
         || serverInitPacketMagicHeader != other.serverInitPacketMagicHeader
         || serverResponsePacketMagicHeader != other.serverResponsePacketMagicHeader
         || serverUnderloadPacketMagicHeader != other.serverUnderloadPacketMagicHeader
-        || serverTransportPacketMagicHeader != other.serverTransportPacketMagicHeader) {
+        || serverTransportPacketMagicHeader != other.serverTransportPacketMagicHeader
+        || serverSpecialJunk1 != other.serverSpecialJunk1 || serverSpecialJunk2 != other.serverSpecialJunk2
+        || serverSpecialJunk3 != other.serverSpecialJunk3 || serverSpecialJunk4 != other.serverSpecialJunk4
+        || serverSpecialJunk5 != other.serverSpecialJunk5) {
         return false;
     }
+
+    if (m_isProtocolV2) {
+        if (serverCookieReplyPacketJunkSize != other.serverCookieReplyPacketJunkSize
+            || serverTransportPacketJunkSize != other.serverTransportPacketJunkSize) {
+            return false;
+        }
+    }
+
     return true;
 }
 
@@ -337,9 +372,7 @@ bool AwgConfig::hasEqualClientSettings(const AwgConfig &other) const
         || clientJunkPacketMinSize != other.clientJunkPacketMinSize || clientJunkPacketMaxSize != other.clientJunkPacketMaxSize
         || clientSpecialJunk1 != other.clientSpecialJunk1 || clientSpecialJunk2 != other.clientSpecialJunk2
         || clientSpecialJunk3 != other.clientSpecialJunk3 || clientSpecialJunk4 != other.clientSpecialJunk4
-        || clientSpecialJunk5 != other.clientSpecialJunk5 || clientControlledJunk1 != other.clientControlledJunk1
+        || clientSpecialJunk5 != other.clientSpecialJunk5) {
-        || clientControlledJunk2 != other.clientControlledJunk2 || clientControlledJunk3 != other.clientControlledJunk3
-        || clientSpecialHandshakeTimeout != other.clientSpecialHandshakeTimeout) {
         return false;
     }
     return true;

client/ui/models/protocols/awgConfigModel.h

@@ -16,7 +16,7 @@ namespace AwgConstant
 
 struct AwgConfig
 {
-    AwgConfig(const QJsonObject &jsonConfig);
+    AwgConfig(const QJsonObject &serverProtocolConfig);
 
     QString subnetAddress;
     QString port;
@@ -30,10 +30,6 @@ struct AwgConfig
     QString clientSpecialJunk3;
     QString clientSpecialJunk4;
     QString clientSpecialJunk5;
-    QString clientControlledJunk1;
-    QString clientControlledJunk2;
-    QString clientControlledJunk3;
-    QString clientSpecialHandshakeTimeout;
 
     QString serverJunkPacketCount;
     QString serverJunkPacketMinSize;
@@ -46,9 +42,17 @@ struct AwgConfig
     QString serverResponsePacketMagicHeader;
     QString serverUnderloadPacketMagicHeader;
     QString serverTransportPacketMagicHeader;
+    QString serverSpecialJunk1;
+    QString serverSpecialJunk2;
+    QString serverSpecialJunk3;
+    QString serverSpecialJunk4;
+    QString serverSpecialJunk5;
 
     bool hasEqualServerSettings(const AwgConfig &other) const;
     bool hasEqualClientSettings(const AwgConfig &other) const;
+
+private:
+    bool m_isProtocolV2;
 };
 
 class AwgConfigModel : public QAbstractListModel
@@ -69,10 +73,6 @@ public:
         ClientSpecialJunk3Role,
         ClientSpecialJunk4Role,
         ClientSpecialJunk5Role,
-        ClientControlledJunk1Role,
-        ClientControlledJunk2Role,
-        ClientControlledJunk3Role,
-        ClientSpecialHandshakeTimeoutRole,
 
         ServerJunkPacketCountRole,
         ServerJunkPacketMinSizeRole,
@@ -86,6 +86,13 @@ public:
         ServerResponsePacketMagicHeaderRole,
         ServerUnderloadPacketMagicHeaderRole,
         ServerTransportPacketMagicHeaderRole,
+        ServerSpecialJunk1Role,
+        ServerSpecialJunk2Role,
+        ServerSpecialJunk3Role,
+        ServerSpecialJunk4Role,
+        ServerSpecialJunk5Role,
+
+        IsAwg2Role
     };
 
     explicit AwgConfigModel(QObject *parent = nullptr);
@@ -100,7 +107,7 @@ public slots:
     QJsonObject getConfig();
 
     bool isHeadersEqual(const QString &h1, const QString &h2, const QString &h3, const QString &h4);
-    bool isPacketSizeEqual(const int s1, const int s2/*, const int s3, const int s4*/);
+    bool isPacketSizeEqual(const int s1, const int s2, const int s3, const int s4);
 
     bool isServerSettingsEqual();
 

client/ui/models/protocols_model.cpp

@@ -42,7 +42,7 @@ QVariant ProtocolsModel::data(const QModelIndex &index, int role) const
         return static_cast<int>(clientProtocolPage(ProtocolProps::protoFromString(m_content.keys().at(index.row()))));
     case ProtocolIndexRole: return ProtocolProps::protoFromString(m_content.keys().at(index.row()));
     case RawConfigRole: {
-        auto protocolConfig = m_content.value(ContainerProps::containerTypeToString(m_container)).toObject();
+        auto protocolConfig = m_content.value(ContainerProps::containerTypeToProtocolString(m_container)).toObject();
         auto lastConfigJsonDoc =
                 QJsonDocument::fromJson(protocolConfig.value(config_key::last_config).toString().toUtf8());
         auto lastConfigJson = lastConfigJsonDoc.object();
@@ -55,7 +55,8 @@ QVariant ProtocolsModel::data(const QModelIndex &index, int role) const
         return rawConfig;
     }
     case IsClientProtocolExistsRole: {
-        auto protocolConfig = m_content.value(ContainerProps::containerTypeToString(m_container)).toObject();
+        QString protocolKey = ContainerProps::containerTypeToProtocolString(m_container);
+        auto protocolConfig = m_content.value(protocolKey).toObject();
         auto lastConfigJsonDoc =
                 QJsonDocument::fromJson(protocolConfig.value(config_key::last_config).toString().toUtf8());
         auto lastConfigJson = lastConfigJsonDoc.object();

client/ui/models/servers_model.cpp

@@ -26,6 +26,15 @@ namespace
         constexpr char publicKeyInfo[] = "public_key";
         constexpr char expiresAt[] = "expires_at";
     }
+
+    QString normalizeVpnKey(const QString &vpnKey)
+    {
+        QString normalized = vpnKey.trimmed();
+        if (normalized.startsWith(QStringLiteral("vpn://"), Qt::CaseInsensitive)) {
+            normalized = normalized.mid(QStringLiteral("vpn://").size());
+        }
+        return normalized;
+    }
 }
 
 ServersModel::ServersModel(std::shared_ptr<Settings> settings, QObject *parent) : m_settings(settings), QAbstractListModel(parent)
@@ -234,16 +243,29 @@ QString ServersModel::getServerDescription(const QJsonObject &server, const int
 
 const QString ServersModel::getDefaultServerDescriptionCollapsed()
 {
-    const QJsonObject server = m_servers.at(m_defaultServerIndex).toObject();
+    const QJsonObject serverConfig = m_servers.at(m_defaultServerIndex).toObject();
-    const auto configVersion = server.value(config_key::configVersion).toInt();
+    const auto configVersion = serverConfig.value(config_key::configVersion).toInt();
-    auto description = getServerDescription(server, m_defaultServerIndex);
+    auto description = getServerDescription(serverConfig, m_defaultServerIndex);
     if (configVersion) {
         return description;
     }
 
-    auto container = ContainerProps::containerFromString(server.value(config_key::defaultContainer).toString());
+    auto container = ContainerProps::containerFromString(serverConfig.value(config_key::defaultContainer).toString());
+    QString protocolVersion;
+    QString containerName = ContainerProps::containerHumanNames().value(container);
 
-    return description += ContainerProps::containerHumanNames().value(container) + " | " + server.value(config_key::hostName).toString();
+    if (ContainerProps::isAwgContainer(container)) {
+        QJsonObject containerConfig = m_settings->containerConfig(m_defaultServerIndex, container);
+        QJsonObject serverProtocolConfig = containerConfig.value(ContainerProps::containerTypeToProtocolString(container)).toObject();
+        protocolVersion = ProtocolProps::getProtocolVersionString(serverProtocolConfig);
+
+        auto isThirdPartyConfig = serverProtocolConfig.value(config_key::isThirdPartyConfig).toBool();
+        if (container == DockerContainer::Awg && !isThirdPartyConfig) {
+            containerName = "AmneziaWG Legacy";
+        }
+    }
+
+    return description += containerName + protocolVersion + " | " + serverConfig.value(config_key::hostName).toString();
 }
 
 const QString ServersModel::getDefaultServerDescriptionExpanded()
@@ -522,7 +544,22 @@ void ServersModel::setDefaultContainer(const int serverIndex, const int containe
 const QString ServersModel::getDefaultServerDefaultContainerName()
 {
     auto defaultContainer = qvariant_cast<DockerContainer>(getDefaultServerData("defaultContainer"));
-    return ContainerProps::containerHumanNames().value(defaultContainer);
+
+    QString protocolVersion;
+    QString containerName = ContainerProps::containerHumanNames().value(defaultContainer);
+
+    if (ContainerProps::isAwgContainer(defaultContainer)) {
+        QJsonObject containerConfig = m_settings->containerConfig(m_defaultServerIndex, defaultContainer);
+        QJsonObject serverProtocolConfig = containerConfig.value(ContainerProps::containerTypeToProtocolString(defaultContainer)).toObject();
+        protocolVersion = ProtocolProps::getProtocolVersionString(serverProtocolConfig);
+
+        auto isThirdPartyConfig = serverProtocolConfig.value(config_key::isThirdPartyConfig).toBool();
+        if (defaultContainer == DockerContainer::Awg && !isThirdPartyConfig) {
+            containerName = "AmneziaWG Legacy";
+        }
+    }
+
+    return containerName + protocolVersion;
 }
 
 ErrorCode ServersModel::removeAllContainers(const QSharedPointer<ServerController> &serverController)
@@ -690,6 +727,23 @@ bool ServersModel::isServerFromApiAlreadyExists(const QString &userCountryCode,
     return false;
 }
 
+bool ServersModel::hasServerWithVpnKey(const QString &vpnKey) const
+{
+    const QString normalizedInput = normalizeVpnKey(vpnKey);
+    if (normalizedInput.isEmpty()) {
+        return false;
+    }
+
+    for (const auto &server : std::as_const(m_servers)) {
+        const auto apiConfig = server.toObject().value(configKey::apiConfig).toObject();
+        const QString existingKey = normalizeVpnKey(apiConfig.value(apiDefs::key::vpnKey).toString());
+        if (!existingKey.isEmpty() && existingKey == normalizedInput) {
+            return true;
+        }
+    }
+    return false;
+}
+
 bool ServersModel::serverHasInstalledContainers(const int serverIndex) const
 {
     QJsonObject server = m_servers.at(serverIndex).toObject();
@@ -753,8 +807,8 @@ bool ServersModel::isDefaultServerDefaultContainerHasSplitTunneling()
         if (container.value(config_key::container).toString() != ContainerProps::containerToString(defaultContainer)) {
             continue;
         }
-        if (defaultContainer == DockerContainer::Awg || defaultContainer == DockerContainer::WireGuard) {
+        if (ContainerProps::isAwgContainer(defaultContainer) || defaultContainer == DockerContainer::WireGuard) {
-            QJsonObject serverProtocolConfig = container.value(ContainerProps::containerTypeToString(defaultContainer)).toObject();
+            QJsonObject serverProtocolConfig = container.value(ContainerProps::containerTypeToProtocolString(defaultContainer)).toObject();
             QString clientProtocolConfigString = serverProtocolConfig.value(config_key::last_config).toString();
             QJsonObject clientProtocolConfig = QJsonDocument::fromJson(clientProtocolConfigString.toUtf8()).object();
             return (clientProtocolConfigString.contains("AllowedIPs") && !clientProtocolConfigString.contains("AllowedIPs = 0.0.0.0/0, ::/0"))
@@ -762,7 +816,7 @@ bool ServersModel::isDefaultServerDefaultContainerHasSplitTunneling()
                         && !clientProtocolConfig.value(config_key::allowed_ips).toArray().contains("0.0.0.0/0"));
         } else if (defaultContainer == DockerContainer::Cloak || defaultContainer == DockerContainer::OpenVpn
                    || defaultContainer == DockerContainer::ShadowSocks) {
-            auto serverProtocolConfig = container.value(ContainerProps::containerTypeToString(DockerContainer::OpenVpn)).toObject();
+            auto serverProtocolConfig = container.value(ContainerProps::containerTypeToProtocolString(DockerContainer::OpenVpn)).toObject();
             QString clientProtocolConfigString = serverProtocolConfig.value(config_key::last_config).toString();
             return !clientProtocolConfigString.isEmpty() && !clientProtocolConfigString.contains("redirect-gateway");
         }