add MaxDatagramChannelCount to User Setting

make android TV compatible
Sync all active session to access server every few minutes

.dockerignore

@@ -0,0 +1,25 @@
+**/.classpath
+**/.dockerignore
+**/.env
+**/.git
+**/.gitignore
+**/.project
+**/.settings
+**/.toolstarget
+**/.vs
+**/.vscode
+**/*.*proj.user
+**/*.dbmdl
+**/*.jfm
+**/azds.yaml
+**/bin
+**/charts
+**/docker-compose*
+**/Dockerfile*
+**/node_modules
+**/npm-debug.log
+**/obj
+**/secrets.dev.yaml
+**/values.dev.yaml
+LICENSE
+README.md

CHANGELOG.md

@@ -1,6 +1,8 @@
 # Upcoming
 ### Server
+* Update: Sync all active session to access server every few minutes
 * Fix: Maintenance mode detection
+* Fix: Synching sessions to access server on shut down
 
 # v2.4.295
 ### Client

Samples/VpnHood.Samples.SimpleClient.Win/Properties/launchSettings.json

@@ -0,0 +1,8 @@
+{
+  "profiles": {
+    "WSL": {
+      "commandName": "WSL2",
+      "distributionName": ""
+    }
+  }
+}

VpnHood.Client.App.Android/MainActivity.cs

@@ -17,13 +17,13 @@
 namespace VpnHood.Client.App.Android
 {
     [Activity(Label = "@string/app_name",
-        Icon = "@mipmap/ic_launcher",
         Theme = "@android:style/Theme.DeviceDefault.NoActionBar",
         MainLauncher = true, AlwaysRetainTaskState = true, LaunchMode = LaunchMode.SingleInstance,
         ScreenOrientation = ScreenOrientation.UserPortrait,
         ConfigurationChanges = ConfigChanges.Orientation | ConfigChanges.ScreenSize | ConfigChanges.LayoutDirection |
                                ConfigChanges.Keyboard | ConfigChanges.KeyboardHidden | ConfigChanges.FontScale |
                                ConfigChanges.Locale | ConfigChanges.Navigation | ConfigChanges.UiMode)]
+    [IntentFilter(new[] { "android.intent.action.MAIN" }, Categories = new[] { "android.intent.category.LEANBACK_LAUNCHER" })]
     public class MainActivity : Activity
     {
         private const int RequestVpnPermission = 10;

VpnHood.Client.App.Android/Properties/AndroidManifest.xml

@@ -1,10 +1,13 @@
 <?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android" android:versionCode="295" package="com.vpnhood.client.android" android:installLocation="auto" android:versionName="2.4.295">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android" android:versionCode="295" package="com.vpnhood.client.android" 
+          android:installLocation="auto" android:versionName="2.4.295" >
   <uses-sdk android:minSdkVersion="22" android:targetSdkVersion="31" />
+  <uses-feature android:name="android.software.leanback" android:required="false" />
+  <uses-feature android:name="android.hardware.touchscreen" android:required="false" />
   <uses-permission android:name="android.permission.INTERNET" />
   <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
   <uses-permission android:name="android.permission.QUERY_ALL_PACKAGES" />
-  <application android:label="@string/app_name" android:icon="@mipmap/ic_launcher">
+  <application android:label="@string/app_name" android:icon="@mipmap/ic_launcher" android:banner="@mipmap/banner">
   </application>
   <queries>
     <intent>

VpnHood.Client.App.Android/VpnHood.Client.App.Android.csproj

@@ -177,21 +177,6 @@
       <Generator>MSBuild:UpdateGeneratedFiles</Generator>
     </AndroidResource>
   </ItemGroup>
-  <ItemGroup>
-    <AndroidResource Include="Resources\mipmap-xhdpi\ic_launcher.png">
-      <Generator>MSBuild:UpdateGeneratedFiles</Generator>
-    </AndroidResource>
-  </ItemGroup>
-  <ItemGroup>
-    <AndroidResource Include="Resources\mipmap-xhdpi\ic_launcher_foreground.png">
-      <Generator>MSBuild:UpdateGeneratedFiles</Generator>
-    </AndroidResource>
-  </ItemGroup>
-  <ItemGroup>
-    <AndroidResource Include="Resources\mipmap-xhdpi\ic_launcher_round.png">
-      <Generator>MSBuild:UpdateGeneratedFiles</Generator>
-    </AndroidResource>
-  </ItemGroup>
   <ItemGroup>
     <AndroidResource Include="Resources\mipmap-xxhdpi\ic_launcher.png">
       <Generator>MSBuild:UpdateGeneratedFiles</Generator>
@@ -232,11 +217,6 @@
       <Generator>MSBuild:UpdateGeneratedFiles</Generator>
     </AndroidResource>
   </ItemGroup>
-  <ItemGroup>
-    <AndroidResource Include="Resources\mipmap-xhdpi\ic_notification.png">
-      <Generator>MSBuild:UpdateGeneratedFiles</Generator>
-    </AndroidResource>
-  </ItemGroup>
   <ItemGroup>
     <AndroidResource Include="Resources\mipmap-xxhdpi\ic_notification.png">
       <Generator>MSBuild:UpdateGeneratedFiles</Generator>
@@ -268,5 +248,50 @@
   <ItemGroup>
     <AndroidResource Include="Resources\mipmap-ldpi\ic_notification.png" />
   </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\mipmap-xhdpi\banner.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\mipmap-xhdpi\ic_launcher.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\mipmap-xhdpi\ic_launcher_foreground.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\mipmap-xhdpi\ic_launcher_round.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\mipmap-xhdpi\ic_notification.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\mipmap-mdpi\banner.png">
+      <Generator>MSBuild:UpdateGeneratedFiles</Generator>
+      <SubType>Designer</SubType>
+    </AndroidResource>
+  </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\mipmap-ldpi\banner.png">
+      <Generator>MSBuild:UpdateGeneratedFiles</Generator>
+      <SubType>Designer</SubType>
+    </AndroidResource>
+  </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\mipmap-hdpi\banner.png">
+      <Generator>MSBuild:UpdateGeneratedFiles</Generator>
+      <SubType>Designer</SubType>
+    </AndroidResource>
+  </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\mipmap-xxhdpi\banner.png">
+      <Generator>MSBuild:UpdateGeneratedFiles</Generator>
+      <SubType>Designer</SubType>
+    </AndroidResource>
+  </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\mipmap-xxxhdpi\banner.png">
+      <Generator>MSBuild:UpdateGeneratedFiles</Generator>
+      <SubType>Designer</SubType>
+    </AndroidResource>
+  </ItemGroup>
   <Import Project="$(MSBuildExtensionsPath)\Xamarin\Android\Xamarin.Android.CSharp.targets" />
 </Project>

VpnHood.Client.App/UserSettings.cs

@@ -11,6 +11,7 @@ public class UserSettings
         public string CultureName { get; set; } = "en";
         public Guid? DefaultClientProfileId { get; set; }
         public int MaxReconnectCount { get; set; } = 3;
+        public int MaxDatagramChannelCount { get; set; } = new ClientOptions().MaxDatagramChannelCount;
         public string[]? IpGroupFilters { get; set; }
         public FilterMode IpGroupFiltersMode { get; set; } = FilterMode.All;
         public IpRange[]? CustomIpRanges { get; set; }

VpnHood.Client.App/VpnHoodApp.cs

@@ -368,6 +368,7 @@ private async Task ConnectInternal(IPacketCapture packetCapture, Guid tokenId, s
                 ExcludeLocalNetwork = UserSettings.ExcludeLocalNetwork,
                 IncludeIpRanges = await GetIncludeIpRanges(UserSettings.IpGroupFiltersMode, UserSettings.IpGroupFilters),
                 PacketCaptureIncludeIpRanges = GetIncludeIpRanges(UserSettings.PacketCaptureIpRangesFilterMode, UserSettings.PacketCaptureIpRanges),
+                MaxDatagramChannelCount = UserSettings.MaxDatagramChannelCount
             };
             if (_socketFactory != null) clientOptions.SocketFactory = _socketFactory;
             if (userAgent != null) clientOptions.UserAgent = userAgent;

VpnHood.Client/VpnHoodClient.cs

@@ -104,7 +104,7 @@ public VpnHoodClient(IPacketCapture packetCapture, Guid clientId, Token token, C
             _tcpProxyHost = new TcpProxyHost(this, options.TcpProxyLoopbackAddressIpV4, options.TcpProxyLoopbackAddressIpV6);
 
             // Create simple disposable objects
-            _cancellationTokenSource = new();
+            _cancellationTokenSource = new CancellationTokenSource();
             _cancellationToken = _cancellationTokenSource.Token;
 
 #if DEBUG
@@ -377,7 +377,7 @@ private void PacketCapture_OnPacketReceivedFromInbound(object sender, Device.Pac
                     // send packets
                     if (passthruPackets.Count > 0) _packetCapture.SendPacketToOutbound(passthruPackets.ToArray());
                     if (proxyPackets.Count > 0) _proxyManager.SendPacket(proxyPackets.ToArray());
-                    if (tunnelPackets.Count > 0) Tunnel.SendPacket(tunnelPackets.ToArray()).Wait();
+                    if (tunnelPackets.Count > 0) Tunnel.SendPacket(tunnelPackets.ToArray()).Wait(_cancellationToken);
                     if (tcpHostPackets.Count > 0) _packetCapture.SendPacketToInbound(_tcpProxyHost.ProcessOutgoingPacket(tcpHostPackets.ToArray()));
                 }
             }

VpnHood.Common/Net/IPAddressUtil.cs

@@ -234,5 +234,22 @@ public static bool IsMinValue(IPAddress ipAddress)
                 _ => throw new NotSupportedException($"{ipAddress.AddressFamily} is not supported!")
             };
         }
+
+        public static IPAddress Anonymize(IPAddress ipAddress)
+        {
+            if (ipAddress.AddressFamily == AddressFamily.InterNetwork)
+            {
+                var bytes = ipAddress.GetAddressBytes();
+                bytes[^1] = 0;
+                return new IPAddress(bytes);
+            }
+            else
+            {
+                var bytes = ipAddress.GetAddressBytes();
+                for (var i=6; i< bytes.Length; i++)
+                    bytes[i] = 0;
+                return new IPAddress(bytes);
+            }
+        }
     }
 }