Bump Avalonia.Desktop from 12.1.2 to 12.1.3 (#10216)

---
updated-dependencies:
- dependency-name: Avalonia.Desktop
  dependency-version: 12.1.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/build-windows-x86.yml

@@ -146,7 +146,7 @@ jobs:
           $xrayTag = "v$xrayVer"
           $singTag = "v$singVer"
 
-          $xrayUrl = "https://github.com/autorepobot/Xray/releases/download/$xrayTag/Xray-windows-32.zip"
+          $xrayUrl = "https://github.com/XTLS/Xray-core/releases/download/$xrayTag/Xray-windows-32.zip"
           $singUrl = "https://github.com/SagerNet/sing-box/releases/download/$singTag/sing-box-$singVer-windows-386.zip"
 
           Write-Host "Bundled Xray version: $xrayVer"

v2rayN/Directory.Build.props

@@ -1,7 +1,7 @@
 <Project>
 
     <PropertyGroup>
-        <Version>7.25.0</Version>
+        <Version>7.25.2</Version>
     </PropertyGroup>
 
     <PropertyGroup>

v2rayN/Directory.Packages.props

@@ -7,11 +7,11 @@
   <ItemGroup>
     <PackageVersion Include="Avalonia.AvaloniaEdit" Version="12.0.0" />
     <PackageVersion Include="Avalonia.Controls.DataGrid" Version="12.1.2" />
-    <PackageVersion Include="Avalonia.Desktop" Version="12.1.2" />
+    <PackageVersion Include="Avalonia.Desktop" Version="12.1.3" />
     <PackageVersion Include="AvaloniaUI.DiagnosticsSupport" Version="2.2.3" />
     <PackageVersion Include="DialogHost.Avalonia" Version="0.12.3" />
     <PackageVersion Include="IPNetwork2" Version="4.3.0" />
-    <PackageVersion Include="ReactiveUI.Avalonia" Version="12.1.1" />
+    <PackageVersion Include="ReactiveUI.Avalonia" Version="12.1.2" />
     <PackageVersion Include="CliWrap" Version="3.10.5" />
     <PackageVersion Include="Downloader" Version="5.9.6" />
     <PackageVersion Include="H.NotifyIcon.Wpf" Version="2.4.1" />
@@ -23,15 +23,15 @@
     <PackageVersion Include="Semi.Avalonia" Version="12.1.0.1" />
     <PackageVersion Include="Semi.Avalonia.AvaloniaEdit" Version="12.0.0" />
     <PackageVersion Include="Semi.Avalonia.DataGrid" Version="12.1.0.1" />
-    <PackageVersion Include="NLog" Version="6.2.0" />
+    <PackageVersion Include="NLog" Version="6.2.1" />
     <PackageVersion Include="sqlite-net-e" Version="1.11.285" />
     <PackageVersion Include="Repobot.SQLite.Unofficial" Version="3.53.4.1" />
     <PackageVersion Include="TaskScheduler" Version="2.12.2" />
-    <PackageVersion Include="TUnit" Version="1.65.68" />
+    <PackageVersion Include="TUnit" Version="1.68.17" />
     <PackageVersion Include="TUnit.Assertions.Should" Version="1.65.38-beta" />
     <PackageVersion Include="WebDav.Client" Version="2.9.0" />
     <PackageVersion Include="YamlDotNet" Version="18.1.0" />
     <PackageVersion Include="ZXing.Net.Bindings.SkiaSharp" Version="0.16.22" />
     <PackageVersion Include="SkiaSharp.NativeAssets.Linux" Version="3.119.4" />
   </ItemGroup>
-</Project>
+</Project>

v2rayN/ServiceLib.Tests/CoreConfig/V2ray/CoreConfigV2rayServiceTests.cs

@@ -50,8 +50,6 @@ public class CoreConfigV2rayServiceTests
         await headers["Set-Cookie"]!.AsArray()
             .Select(item => item!.GetValue<string>())
             .Should().BeEquivalentTo(["a=1", "b=2"]);
-        await outbound.settings.servers.Should().BeNull();
-        await outbound.settings.vnext.Should().BeNull();
     }
  
     [Test]
@@ -714,6 +712,5 @@ public class CoreConfigV2rayServiceTests
         var proxyOutbound = cfg!.outbounds.FirstOrDefault(o => o.tag == Global.ProxyTag);
         await proxyOutbound.Should().NotBeNull();
         await proxyOutbound!.protocol.Should().BeEqualTo("shadowsocks");
-        await proxyOutbound.settings.servers.Should().NotBeNull();
     }
 }

v2rayN/ServiceLib.Tests/Helper/HttpRequestHeadersHelperTests.cs

@@ -0,0 +1,77 @@
+namespace ServiceLib.Tests.Helper;
+
+public class HttpRequestHeadersHelperTests
+{
+    [Test]
+    public async Task TryParse_ShouldAcceptEmptySettingsForExistingSubscriptions()
+    {
+        foreach (var json in new string?[] { null, "", " \r\n ", "{}" })
+        {
+            await HttpRequestHeadersHelper.TryParse(json, out var headers).Should().BeTrue();
+            await headers.Count.Should().BeEqualTo(0);
+        }
+    }
+
+    [Test]
+    public async Task TryParse_ShouldPreserveValuesAndUseCaseInsensitiveNames()
+    {
+        const string json = """
+            {
+              "X-hwid": "my_test_device",
+              "Authorization": "Bearer test:token",
+              "accept": "application/json",
+              "Content-Type": "application/json",
+              "X-Empty": ""
+            }
+            """;
+
+        await HttpRequestHeadersHelper.TryParse(json, out var headers).Should().BeTrue();
+        await headers["x-HWID"].Should().BeEqualTo("my_test_device");
+        await headers["AUTHORIZATION"].Should().BeEqualTo("Bearer test:token");
+        await headers["Accept"].Should().BeEqualTo("application/json");
+        await headers["Content-Type"].Should().BeEqualTo("application/json");
+        await headers["X-Empty"].Should().BeEqualTo("");
+    }
+
+    [Test]
+    [Arguments("not-json")]
+    [Arguments("null")]
+    [Arguments("[]")]
+    [Arguments("{\"X-Test\": 1}")]
+    [Arguments("{\"X-Test\": null}")]
+    [Arguments("{\"X-Test\": [\"one\", \"two\"]}")]
+    [Arguments("{\"X-Test\": \"one\", \"X-Test\": \"two\"}")]
+    [Arguments("{\"Accept\": \"one\", \"accept\": \"two\"}")]
+    [Arguments("{\"Bad Header\": \"value\"}")]
+    [Arguments("{\"Bad:Header\": \"value\"}")]
+    [Arguments("{\"\": \"value\"}")]
+    [Arguments("{\"X-Test\": \"one\\r\\nInjected: two\"}")]
+    [Arguments("{\"X-Test\": \"one\\nInjected: two\"}")]
+    [Arguments("{\"X-Test\": \"one\\u0000two\"}")]
+    public async Task TryParse_ShouldRejectInvalidHeadersWithoutReturningPartialSettings(string json)
+    {
+        await HttpRequestHeadersHelper.TryParse(json, out var headers).Should().BeFalse();
+        await headers.Count.Should().BeEqualTo(0);
+    }
+
+    [Test]
+    public async Task RequestHeaders_ShouldSurviveDatabaseMigrationAndEditing()
+    {
+        using var database = new SQLiteConnection(":memory:", false);
+        database.Execute("CREATE TABLE SubItem (Id TEXT PRIMARY KEY, Remarks TEXT, Url TEXT)");
+        database.Execute("INSERT INTO SubItem (Id, Remarks, Url) VALUES (?, ?, ?)", "existing", "Existing", "https://example.com/sub");
+        database.CreateTable<SubItem>();
+
+        var item = database.Find<SubItem>("existing");
+        await HttpRequestHeadersHelper.TryParse(item.RequestHeaders, out var oldHeaders).Should().BeTrue();
+        await oldHeaders.Count.Should().BeEqualTo(0);
+
+        item.RequestHeaders = "{\"X-hwid\":\"my_device\"}";
+        database.Update(item);
+        await database.Find<SubItem>(item.Id).RequestHeaders.Should().BeEqualTo(item.RequestHeaders);
+
+        item.RequestHeaders = "";
+        database.Update(item);
+        await database.Find<SubItem>(item.Id).RequestHeaders.Should().BeEqualTo("");
+    }
+}

v2rayN/ServiceLib.Tests/Helper/RegexGuardTests.cs

@@ -0,0 +1,36 @@
+namespace ServiceLib.Tests.Helper;
+
+public class RegexGuardTests
+{
+    [Test]
+    public async Task IsRegexMatch_NormalPattern_ShouldMatch()
+    {
+        await Utils.IsRegexMatch("HK-node-01", "HK|香港").Should().BeTrue();
+        await Utils.IsRegexMatch("JP-node-01", "HK|香港").Should().BeFalse();
+    }
+
+    [Test]
+    public async Task IsRegexMatch_EmptyPattern_ShouldPassThrough()
+    {
+        await Utils.IsRegexMatch("anything", "").Should().BeTrue();
+        await Utils.IsRegexMatch("anything", null).Should().BeTrue();
+    }
+
+    [Test]
+    public async Task IsRegexMatch_InvalidPattern_ShouldFailOpen()
+    {
+        await Utils.IsRegexMatch("node-01", "([unclosed").Should().BeTrue();
+    }
+
+    [Test]
+    public async Task IsRegexMatch_EvilPattern_ShouldTimeoutAndFailOpen()
+    {
+        var sw = System.Diagnostics.Stopwatch.StartNew();
+        var result = Utils.IsRegexMatch(new string('a', 30) + "!", "(a+)+$");
+        sw.Stop();
+
+        await result.Should().BeTrue();
+        await (sw.Elapsed < TimeSpan.FromSeconds(30)).Should().BeTrue().Because(
+            $"evil pattern must be cut off by timeout, took {sw.Elapsed}");
+    }
+}

v2rayN/ServiceLib.Tests/Services/DownloadServiceHeadersTests.cs

@@ -0,0 +1,159 @@
+namespace ServiceLib.Tests.Services;
+
+public class DownloadServiceHeadersTests
+{
+    [Test]
+    [Arguments(false, false)]
+    [Arguments(false, true)]
+    [Arguments(true, false)]
+    [Arguments(true, true)]
+    public async Task TryDownloadString_ShouldSendCustomHeadersThroughBothDownloaders(bool useProxy, bool failFirstRequest)
+    {
+        await CertPemManager.Instance.Init(new Config { GuiItem = new GUIItem() });
+        await using var server = new SubscriptionHttpServer(failFirstRequest);
+        const string json = """
+            {
+              "accept": "application/json",
+              "user-agent": "CustomSubscriptionClient/1.0",
+              "authorization": "Bearer test-token",
+              "X-hwid": "test-device",
+              "Cookie": "session=test",
+              "Content-Type": "application/json"
+            }
+            """;
+        await HttpRequestHeadersHelper.TryParse(json, out var headers).Should().BeTrue();
+        var service = new DownloadService { AcceptHeader = "*/*", RequestHeaders = headers };
+        var uri = new UriBuilder(useProxy ? "http://subscription.invalid/sub" : server.Url)
+        {
+            UserName = "user",
+            Password = "password"
+        }.Uri;
+        IWebProxy? proxy = useProxy ? new WebProxy(server.Url) : null;
+
+        var content = await service.TryDownloadString(uri.AbsoluteUri, proxy, "OriginalClient/1.0").WaitAsync(TimeSpan.FromSeconds(20));
+
+        await content.Should().BeEqualTo(SubscriptionHttpServer.Body);
+        await (server.Requests.Count >= (failFirstRequest ? 2 : 1)).Should().BeTrue();
+        foreach (var request in server.Requests)
+        {
+            await request["Accept"].Should().BeEqualTo("application/json");
+            await request["User-Agent"].Should().BeEqualTo("CustomSubscriptionClient/1.0");
+            await request["Authorization"].Should().BeEqualTo("Bearer test-token");
+            await request["X-hwid"].Should().BeEqualTo("test-device");
+            await request["Cookie"].Should().BeEqualTo("session=test");
+            await request["Content-Type"].Should().BeEqualTo("application/json");
+        }
+    }
+
+    [Test]
+    [Arguments(false)]
+    [Arguments(true)]
+    public async Task TryDownloadString_ShouldKeepDefaultAcceptUserAgentAndBasicAuth(bool failFirstRequest)
+    {
+        await CertPemManager.Instance.Init(new Config { GuiItem = new GUIItem() });
+        await using var server = new SubscriptionHttpServer(failFirstRequest);
+        var service = new DownloadService { AcceptHeader = "*/*" };
+        var uri = new UriBuilder(server.Url) { UserName = "user", Password = "password" }.Uri;
+
+        var content = await service.TryDownloadString(uri.AbsoluteUri, (IWebProxy?)null, "ExistingClient/1.0").WaitAsync(TimeSpan.FromSeconds(20));
+
+        await content.Should().BeEqualTo(SubscriptionHttpServer.Body);
+        foreach (var request in server.Requests)
+        {
+            await request["Accept"].Should().BeEqualTo("*/*");
+            await request["User-Agent"].Should().BeEqualTo("ExistingClient/1.0");
+            await request["Authorization"].Should().BeEqualTo("Basic dXNlcjpwYXNzd29yZA==");
+            await request.ContainsKey("X-hwid").Should().BeFalse();
+        }
+    }
+
+    [Test]
+    public async Task TryDownloadString_ShouldNotShareHeadersWithOtherDownloads()
+    {
+        await CertPemManager.Instance.Init(new Config { GuiItem = new GUIItem() });
+        await using var server = new SubscriptionHttpServer();
+        var subscription = new DownloadService
+        {
+            AcceptHeader = "*/*",
+            RequestHeaders = new Dictionary<string, string> { ["X-hwid"] = "first-device" }
+        };
+        var ordinaryDownload = new DownloadService();
+
+        await (await subscription.TryDownloadString(server.Url, (IWebProxy?)null, "TestClient/1.0")).Should().BeEqualTo(SubscriptionHttpServer.Body);
+        await (await ordinaryDownload.TryDownloadString(server.Url, (IWebProxy?)null, "TestClient/1.0")).Should().BeEqualTo(SubscriptionHttpServer.Body);
+
+        var requests = server.Requests.ToArray();
+        await requests.Length.Should().BeEqualTo(2);
+        await requests[0]["X-hwid"].Should().BeEqualTo("first-device");
+        await requests[1].ContainsKey("X-hwid").Should().BeFalse();
+        await requests[1].ContainsKey("Accept").Should().BeFalse();
+    }
+
+    private sealed class SubscriptionHttpServer : IAsyncDisposable
+    {
+        public const string Body = "subscription-test-content";
+        private readonly TcpListener _listener = new(IPAddress.Loopback, 0);
+        private readonly CancellationTokenSource _cancellation = new();
+        private readonly Task _serverTask;
+        private readonly bool _failFirstRequest;
+
+        public string Url { get; }
+        public ConcurrentQueue<Dictionary<string, string>> Requests { get; } = new();
+
+        public SubscriptionHttpServer(bool failFirstRequest = false)
+        {
+            _failFirstRequest = failFirstRequest;
+            _listener.Start();
+            Url = $"http://127.0.0.1:{((IPEndPoint)_listener.LocalEndpoint).Port}/subscription";
+            _serverTask = ServeAsync();
+        }
+
+        private async Task ServeAsync()
+        {
+            var cancellationToken = _cancellation.Token;
+            while (!cancellationToken.IsCancellationRequested)
+            {
+                using var client = await _listener.AcceptTcpClientAsync(cancellationToken);
+                await using var stream = client.GetStream();
+                using var reader = new StreamReader(stream, Encoding.ASCII, leaveOpen: true);
+                var requestLine = await reader.ReadLineAsync(cancellationToken);
+                if (requestLine == null)
+                {
+                    continue;
+                }
+
+                var headers = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
+                while (await reader.ReadLineAsync(cancellationToken) is { Length: > 0 } line)
+                {
+                    var separator = line.IndexOf(':');
+                    var name = line.Substring(0, separator);
+                    var value = line.Substring(separator + 1).Trim();
+                    headers[name] = headers.TryGetValue(name, out var previous) ? $"{previous}, {value}" : value;
+                }
+                Requests.Enqueue(headers);
+
+                var status = _failFirstRequest && Requests.Count == 1 ? "503 Service Unavailable" : "200 OK";
+                var body = requestLine.StartsWith("HEAD ") ? "" : Body;
+                var response = $"HTTP/1.1 {status}\r\nContent-Length: {Body.Length}\r\nConnection: close\r\n\r\n{body}";
+                await stream.WriteAsync(Encoding.ASCII.GetBytes(response), cancellationToken);
+            }
+        }
+
+        public async ValueTask DisposeAsync()
+        {
+            await _cancellation.CancelAsync();
+            _listener.Stop();
+            try
+            {
+                await _serverTask;
+            }
+            catch (OperationCanceledException)
+            {
+            }
+            finally
+            {
+                _cancellation.Dispose();
+            }
+        }
+    }
+}

v2rayN/ServiceLib.UdpTest/Socks5UdpChannel.cs

@@ -2,16 +2,21 @@ namespace ServiceLib.UdpTest;
 
 public class Socks5UdpChannel(string socks5Host, int socks5TcpPort) : IDisposable
 {
+    private bool _initialized;
+    private IPEndPoint _relayEndPoint;
     private TcpClient _tcpClient;
     private UdpClient _udpClient;
-    private IPEndPoint _relayEndPoint;
 
-    private bool _initialized = false;
+    public void Dispose()
+    {
+        _tcpClient?.Dispose();
+        _udpClient?.Dispose();
+    }
 
     /// <summary>
-    /// Send UDP data to a remote endpoint (IP address)
+    ///     Send UDP data to a remote endpoint (IP address)
     /// </summary>
-    public async Task SendAsync(IPEndPoint remote, byte[] data)
+    public async Task SendAsync(IPEndPoint remote, byte[] data, CancellationToken ct = default)
     {
         var addrData = new Socks5AddressData
         {
@@ -19,19 +24,20 @@ public class Socks5UdpChannel(string socks5Host, int socks5TcpPort) : IDisposabl
                 ? Socks5AddressData.AddrTypeIPv4
                 : Socks5AddressData.AddrTypeIPv6,
             Host = remote.Address.ToString(),
-            Port = (ushort)remote.Port
+            Port = (ushort)remote.Port,
         };
         var packet = BuildSocks5UdpPacket(addrData, data);
-        await _udpClient.SendAsync(packet, packet.Length, _relayEndPoint);
+        await _udpClient.SendAsync(packet.AsMemory(), _relayEndPoint, ct);
     }
 
     /// <summary>
-    /// Send UDP data to a remote endpoint (domain name or IP address)
+    ///     Send UDP data to a remote endpoint (domain name or IP address)
     /// </summary>
     /// <param name="host">Domain name or IP address</param>
     /// <param name="port">Port number</param>
     /// <param name="data">Data to send</param>
-    public async Task SendAsync(string host, ushort port, byte[] data)
+    /// <param name="ct">Cancellation token</param>
+    public async Task SendAsync(string host, ushort port, byte[] data, CancellationToken ct = default)
     {
         var addrData = new Socks5AddressData();
 
@@ -53,11 +59,12 @@ public class Socks5UdpChannel(string socks5Host, int socks5TcpPort) : IDisposabl
         addrData.Port = port;
 
         var packet = BuildSocks5UdpPacket(addrData, data);
-        await _udpClient.SendAsync(packet, packet.Length, _relayEndPoint);
+        // await _udpClient.SendAsync(packet, packet.Length, _relayEndPoint);
+        await _udpClient.SendAsync(packet.AsMemory(), _relayEndPoint, ct);
     }
 
     /// <summary>
-    /// Receive UDP data from remote endpoint
+    ///     Receive UDP data from remote endpoint
     /// </summary>
     /// <param name="cancellationToken">Cancellation token to cancel the receive operation</param>
     /// <returns>Remote endpoint information and received data</returns>
@@ -69,16 +76,6 @@ public class Socks5UdpChannel(string socks5Host, int socks5TcpPort) : IDisposabl
         return (remote, payload);
     }
 
-    /// <summary>
-    /// Represents a remote endpoint that can be either an IP address or a domain name
-    /// </summary>
-    public class Socks5RemoteEndpoint(string host, ushort port, bool isDomain)
-    {
-        public string Host { get; set; } = host;
-        public ushort Port { get; set; } = port;
-        public bool IsDomain { get; set; } = isDomain;
-    }
-
     private static byte[] BuildSocks5UdpPacket(Socks5AddressData addressData, byte[] data)
     {
         using var ms = new MemoryStream();
@@ -104,6 +101,11 @@ public class Socks5UdpChannel(string socks5Host, int socks5TcpPort) : IDisposabl
             throw new ArgumentException("Invalid SOCKS5 UDP packet: too short");
         }
 
+        if (packet[0] != 0x00 || packet[1] != 0x00)
+        {
+            throw new ArgumentException("Invalid SOCKS5 UDP packet: RSV field must be 0");
+        }
+
         var offset = 0;
 
         // RSV (2 bytes) - Reserved field, skip
@@ -196,83 +198,34 @@ public class Socks5UdpChannel(string socks5Host, int socks5TcpPort) : IDisposabl
         return (remote, data);
     }
 
-    public void Dispose()
+    /// <summary>
+    ///     Represents a remote endpoint that can be either an IP address or a domain name
+    /// </summary>
+    public class Socks5RemoteEndpoint(string host, ushort port, bool isDomain)
     {
-        _tcpClient.Dispose();
-        _udpClient.Dispose();
+        public string Host { get; set; } = host;
+        public ushort Port { get; set; } = port;
+        public bool IsDomain { get; set; } = isDomain;
     }
 
-    #region SOCKS5 Connection Handling
-
-    private const byte Socks5Version = 0x05;
-    private const byte SocksCmdUdpAssociate = 0x03;
-
-    public async Task<bool> EstablishUdpAssociationAsync(CancellationToken cancellationToken)
-    {
-        if (_initialized)
-        {
-            Dispose();
-            _initialized = false;
-        }
-
-        _udpClient = new UdpClient(new IPEndPoint(IPAddress.Any, 0));
-        _tcpClient = new TcpClient();
-        try
-        {
-            await _tcpClient.ConnectAsync(socks5Host, socks5TcpPort, cancellationToken).ConfigureAwait(false);
-        }
-        catch (SocketException)
-        {
-            return false;
-        }
-
-        var tcpControlStream = _tcpClient.GetStream();
-
-        byte[] handshakeRequest = [Socks5Version, 0x01, 0x00];
-        await tcpControlStream.WriteAsync(handshakeRequest, cancellationToken).ConfigureAwait(false);
-        var handshakeResponse = new byte[2];
-        if (await tcpControlStream.ReadAsync(handshakeResponse, cancellationToken).ConfigureAwait(false) < 2 ||
-            handshakeResponse[0] != Socks5Version || handshakeResponse[1] != 0x00)
-        {
-            return false;
-        }
-
-        var clientAddrForSocks = new Socks5AddressData
-        {
-            AddressType = Socks5AddressData.AddrTypeIPv4,
-            Host = "0.0.0.0",
-            Port = 0
-        };
-        using var udpAssociateReqMs = new MemoryStream();
-        udpAssociateReqMs.WriteByte(Socks5Version);
-        udpAssociateReqMs.WriteByte(SocksCmdUdpAssociate);
-        udpAssociateReqMs.WriteByte(0x00);
-        udpAssociateReqMs.Write(clientAddrForSocks.ToBytes());
-        await tcpControlStream.WriteAsync(udpAssociateReqMs.ToArray(), cancellationToken).ConfigureAwait(false);
-
-        var verRepRsv = new byte[3];
-        if (await tcpControlStream.ReadAsync(verRepRsv, cancellationToken).ConfigureAwait(false) < 3 ||
-            verRepRsv[0] != Socks5Version || verRepRsv[1] != 0x00)
-        {
-            return false;
-        }
-
-        var proxyRelaySocksAddr =
-            await Socks5AddressData.ParseAsync(tcpControlStream, cancellationToken).ConfigureAwait(false);
-        if (proxyRelaySocksAddr == null || !IPAddress.TryParse(proxyRelaySocksAddr.Host, out var proxyRelayIp))
-        {
-            return false;
-        }
-
-        _relayEndPoint = new IPEndPoint(proxyRelayIp, proxyRelaySocksAddr.Port);
-        _initialized = true;
-        return true;
-    }
-
-    #endregion SOCKS5 Connection Handling
-
     #region SOCKS5 Address Handling
 
+    private static async Task<bool> TryReadExactlyAsync(
+        Stream stream,
+        Memory<byte> buffer,
+        CancellationToken cancellationToken)
+    {
+        try
+        {
+            await stream.ReadExactlyAsync(buffer, cancellationToken).ConfigureAwait(false);
+            return true;
+        }
+        catch (EndOfStreamException)
+        {
+            return false;
+        }
+    }
+
     private class Socks5AddressData
     {
         public const byte AddrTypeIPv4 = 0x01;
@@ -343,7 +296,7 @@ public class Socks5UdpChannel(string socks5Host, int socks5TcpPort) : IDisposabl
             var typeByte = new byte[1];
             try
             {
-                if (await stream.ReadAsync(typeByte.AsMemory(0, 1), ct).ConfigureAwait(false) < 1)
+                if (!await TryReadExactlyAsync(stream, typeByte, ct).ConfigureAwait(false))
                 {
                     return null;
                 }
@@ -353,7 +306,7 @@ public class Socks5UdpChannel(string socks5Host, int socks5TcpPort) : IDisposabl
                 {
                     case AddrTypeIPv4:
                         var ipv4Bytes = new byte[4];
-                        if (await stream.ReadAsync(ipv4Bytes.AsMemory(0, 4), ct).ConfigureAwait(false) < 4)
+                        if (!await TryReadExactlyAsync(stream, ipv4Bytes, ct).ConfigureAwait(false))
                         {
                             return null;
                         }
@@ -363,7 +316,7 @@ public class Socks5UdpChannel(string socks5Host, int socks5TcpPort) : IDisposabl
 
                     case AddrTypeDomain:
                         var lenByte = new byte[1];
-                        if (await stream.ReadAsync(lenByte.AsMemory(0, 1), ct).ConfigureAwait(false) < 1)
+                        if (!await TryReadExactlyAsync(stream, lenByte, ct).ConfigureAwait(false))
                         {
                             return null;
                         }
@@ -375,8 +328,7 @@ public class Socks5UdpChannel(string socks5Host, int socks5TcpPort) : IDisposabl
                         else
                         {
                             var domainBytes = new byte[lenByte[0]];
-                            if (await stream.ReadAsync(domainBytes.AsMemory(0, domainBytes.Length), ct)
-                                    .ConfigureAwait(false) < domainBytes.Length)
+                            if (!await TryReadExactlyAsync(stream, domainBytes, ct).ConfigureAwait(false))
                             {
                                 return null;
                             }
@@ -388,7 +340,7 @@ public class Socks5UdpChannel(string socks5Host, int socks5TcpPort) : IDisposabl
 
                     case AddrTypeIPv6:
                         var ipv6Bytes = new byte[16];
-                        if (await stream.ReadAsync(ipv6Bytes.AsMemory(0, 16), ct).ConfigureAwait(false) < 16)
+                        if (!await TryReadExactlyAsync(stream, ipv6Bytes, ct).ConfigureAwait(false))
                         {
                             return null;
                         }
@@ -401,7 +353,7 @@ public class Socks5UdpChannel(string socks5Host, int socks5TcpPort) : IDisposabl
                 }
 
                 var portBytes = new byte[2];
-                if (await stream.ReadAsync(portBytes.AsMemory(0, 2), ct).ConfigureAwait(false) < 2)
+                if (!await TryReadExactlyAsync(stream, portBytes, ct).ConfigureAwait(false))
                 {
                     return null;
                 }
@@ -417,4 +369,73 @@ public class Socks5UdpChannel(string socks5Host, int socks5TcpPort) : IDisposabl
     }
 
     #endregion SOCKS5 Address Handling
+
+    #region SOCKS5 Connection Handling
+
+    private const byte Socks5Version = 0x05;
+    private const byte SocksCmdUdpAssociate = 0x03;
+
+    public async Task<bool> EstablishUdpAssociationAsync(CancellationToken cancellationToken)
+    {
+        if (_initialized)
+        {
+            Dispose();
+            _initialized = false;
+        }
+
+        _udpClient = new UdpClient(new IPEndPoint(IPAddress.Any, 0));
+        _tcpClient = new TcpClient();
+        try
+        {
+            await _tcpClient.ConnectAsync(socks5Host, socks5TcpPort, cancellationToken).ConfigureAwait(false);
+        }
+        catch (SocketException)
+        {
+            return false;
+        }
+
+        var tcpControlStream = _tcpClient.GetStream();
+
+        byte[] handshakeRequest = [Socks5Version, 0x01, 0x00];
+        await tcpControlStream.WriteAsync(handshakeRequest, cancellationToken).ConfigureAwait(false);
+        var handshakeResponse = new byte[2];
+        if (!await TryReadExactlyAsync(tcpControlStream, handshakeResponse, cancellationToken).ConfigureAwait(false) ||
+            handshakeResponse[0] != Socks5Version || handshakeResponse[1] != 0x00)
+        {
+            return false;
+        }
+
+        var clientAddrForSocks = new Socks5AddressData
+        {
+            AddressType = Socks5AddressData.AddrTypeIPv4,
+            Host = "0.0.0.0",
+            Port = 0,
+        };
+        using var udpAssociateReqMs = new MemoryStream();
+        udpAssociateReqMs.WriteByte(Socks5Version);
+        udpAssociateReqMs.WriteByte(SocksCmdUdpAssociate);
+        udpAssociateReqMs.WriteByte(0x00);
+        udpAssociateReqMs.Write(clientAddrForSocks.ToBytes());
+        await tcpControlStream.WriteAsync(udpAssociateReqMs.ToArray(), cancellationToken).ConfigureAwait(false);
+
+        var verRepRsv = new byte[3];
+        if (!await TryReadExactlyAsync(tcpControlStream, verRepRsv, cancellationToken).ConfigureAwait(false) ||
+            verRepRsv[0] != Socks5Version || verRepRsv[1] != 0x00)
+        {
+            return false;
+        }
+
+        var proxyRelaySocksAddr =
+            await Socks5AddressData.ParseAsync(tcpControlStream, cancellationToken).ConfigureAwait(false);
+        if (proxyRelaySocksAddr == null || !IPAddress.TryParse(proxyRelaySocksAddr.Host, out var proxyRelayIp))
+        {
+            return false;
+        }
+
+        _relayEndPoint = new IPEndPoint(proxyRelayIp, proxyRelaySocksAddr.Port);
+        _initialized = true;
+        return true;
+    }
+
+    #endregion SOCKS5 Connection Handling
 }

v2rayN/ServiceLib.UdpTest/Tester/DnsService.cs

@@ -13,7 +13,7 @@ public class DnsService : IUdpTest
         // Question: www.google.com, Type A, Class IN
         0x03, 0x77, 0x77, 0x77, 0x06, 0x67, 0x6F, 0x6F,
         0x67, 0x6C, 0x65, 0x03, 0x63, 0x6F, 0x6D, 0x00,
-        0x00, 0x01, 0x00, 0x01
+        0x00, 0x01, 0x00, 0x01,
     ];
 
     public byte[] BuildUdpRequestPacket()

v2rayN/ServiceLib.UdpTest/Tester/McBeService.cs

@@ -17,13 +17,13 @@ public class McBeService : IUdpTest
         0xFD, 0xFD, 0xFD, 0xFD, 0x12, 0x34, 0x56, 0x78,
         // Client GUID (random 16 bytes)
         0x66, 0x0E, 0xAB, 0xBC, 0x61, 0x0D, 0x1F, 0x4E,
-        0xA4, 0x40, 0x8C, 0x65, 0xC1, 0xBE, 0xF5, 0x4B
+        0xA4, 0x40, 0x8C, 0x65, 0xC1, 0xBE, 0xF5, 0x4B,
     ];
 
     private static readonly byte[] McBeMagicBytes =
     [
         0x00, 0xFF, 0xFF, 0x00, 0xFE, 0xFE, 0xFE, 0xFE,
-        0xFD, 0xFD, 0xFD, 0xFD, 0x12, 0x34, 0x56, 0x78
+        0xFD, 0xFD, 0xFD, 0xFD, 0x12, 0x34, 0x56, 0x78,
     ];
 
     private static readonly List<string> ValidGameModes =
@@ -31,7 +31,7 @@ public class McBeService : IUdpTest
         "Survival",
         "Creative",
         "Adventure",
-        "Spectator"
+        "Spectator",
     ];
 
     public byte[] BuildUdpRequestPacket()
@@ -43,9 +43,9 @@ public class McBeService : IUdpTest
     {
         // 0x1c | client alive time in ms (recorded from previous ping) |
         // server GUID | Magic | string length | Edition
-        //
+        // 
         // Edition Example:
-        //
+        // 
         // MCPE;Dedicated Server;527;1.19.1;0;10;13253860892328930865;Bedrock level;Survival;1;19132;19133;
         if (mcbeResponseBytes.Length < 48)
         {
@@ -61,6 +61,10 @@ public class McBeService : IUdpTest
             return false; // Magic bytes do not match
         }
         var stringLength = (ushort)((mcbeResponseBytes[33] << 8) | mcbeResponseBytes[34]);
+        if (mcbeResponseBytes.Length < 35 + stringLength)
+        {
+            return false; // Not enough data for the string
+        }
         var stringData = Encoding.UTF8.GetString(mcbeResponseBytes.Skip(35).Take(stringLength).ToArray());
         var stringParts = stringData.Split(';');
         // check Game Mode str

v2rayN/ServiceLib.UdpTest/Tester/StunService.cs

@@ -31,10 +31,7 @@ public class StunService : IUdpTest
         if (stunResponseBytes.Length >= 2)
         {
             var messageType = (stunResponseBytes[0] << 8) | stunResponseBytes[1];
-            if (messageType is 0x0101 or 0x0111)
-            {
-                return true;
-            }
+            return messageType is 0x0101 or 0x0111;
         }
 
         return true;

v2rayN/ServiceLib.UdpTest/UdpTestService.cs

@@ -5,7 +5,6 @@ namespace ServiceLib.UdpTest;
 public class UdpTestService
 {
     private const string DefaultUdpTestType = "ntp";
-    private readonly IUdpTest _udpTest;
 
     private static readonly IReadOnlyDictionary<string, Func<IUdpTest>> UdpTestFactories =
         new Dictionary<string, Func<IUdpTest>>(StringComparer.OrdinalIgnoreCase)
@@ -16,6 +15,8 @@ public class UdpTestService
             ["mcbe"] = () => new McBeService(),
         };
 
+    private readonly IUdpTest _udpTest;
+
     private UdpTestService(IUdpTest udpTest)
     {
         _udpTest = udpTest;
@@ -88,24 +89,26 @@ public class UdpTestService
         return (targetServerHost, _udpTest.GetDefaultTargetPort());
     }
 
-    public async Task<TimeSpan> SendUdpRequestAsync(string targetServerHost, int socks5Port, TimeSpan operationTimeout)
+    public async Task<TimeSpan> SendUdpRequestAsync(string targetServerHost, int socks5Port,
+        CancellationToken ct = default)
     {
-        using var cts = new CancellationTokenSource(operationTimeout);
-        var cancellationToken = cts.Token;
+        using var timeoutCts = new CancellationTokenSource(TimeSpan.FromSeconds(5));
+        using var linkedCts = CancellationTokenSource.CreateLinkedTokenSource(ct, timeoutCts.Token);
+        var linkedCt = linkedCts.Token;
         var udpRequestPacket = _udpTest.BuildUdpRequestPacket();
         if (udpRequestPacket == null || udpRequestPacket.Length == 0)
         {
             throw new InvalidOperationException("Failed to build UDP request packet.");
         }
         using var channel = new Socks5UdpChannel("127.0.0.1", socks5Port);
-        if (!await channel.EstablishUdpAssociationAsync(cancellationToken).ConfigureAwait(false))
+        if (!await channel.EstablishUdpAssociationAsync(linkedCt).ConfigureAwait(false))
         {
             throw new Exception("Failed to establish UDP association with SOCKS5 proxy.");
         }
 
         var (targetHost, targetPort) = ParseHostAndPort(targetServerHost);
 
-        byte[] udpReceiveResult = null;
+        byte[]? validUdpReceiveResult = null;
 
         // Get minimum round trip time from two attempts
         var roundTripTime = TimeSpan.MaxValue;
@@ -116,11 +119,15 @@ public class UdpTestService
             {
                 var stopwatch = new Stopwatch();
                 stopwatch.Start();
-                await channel.SendAsync(targetHost, targetPort, udpRequestPacket).ConfigureAwait(false);
-                var (_, receiveResult) = await channel.ReceiveAsync(cancellationToken).ConfigureAwait(false);
+                await channel.SendAsync(targetHost, targetPort, udpRequestPacket, linkedCt).ConfigureAwait(false);
+                var (_, receiveResult) = await channel.ReceiveAsync(linkedCt).ConfigureAwait(false);
                 stopwatch.Stop();
 
-                udpReceiveResult = receiveResult;
+                if (!_udpTest.VerifyAndExtractUdpResponse(receiveResult))
+                {
+                    continue;
+                }
+                validUdpReceiveResult = receiveResult;
 
                 var currentRoundTripTime = stopwatch.Elapsed;
                 if (currentRoundTripTime < roundTripTime)
@@ -128,6 +135,10 @@ public class UdpTestService
                     roundTripTime = currentRoundTripTime;
                 }
             }
+            catch (OperationCanceledException) when (timeoutCts.IsCancellationRequested)
+            {
+                throw;
+            }
             catch
             {
                 if (attempt == 1 && roundTripTime == TimeSpan.MaxValue)
@@ -137,18 +148,10 @@ public class UdpTestService
             }
         }
 
-        if ((udpReceiveResult?.Length ?? 0) < 4 + 1 + 4 + 2)
-        {
-            throw new Exception("Received NTP response is too short.");
-        }
-
-        if (udpReceiveResult != null && _udpTest.VerifyAndExtractUdpResponse(udpReceiveResult))
+        if (validUdpReceiveResult != null)
         {
             return roundTripTime;
         }
-        else
-        {
-            throw new Exception("Failed to verify and extract UDP response.");
-        }
+        throw new Exception("Failed to verify and extract UDP response.");
     }
 }

v2rayN/ServiceLib/Base/BulkObservableCollection.cs

@@ -8,8 +8,13 @@ public class BulkObservableCollection<T> : ObservableCollection<T>
     {
     }
 
-    public BulkObservableCollection(IEnumerable<T> collection) : base(collection) { }
-    public BulkObservableCollection(List<T> list) : base(list) { }
+    public BulkObservableCollection(IEnumerable<T> collection) : base(collection)
+    {
+    }
+
+    public BulkObservableCollection(List<T> list) : base(list)
+    {
+    }
 
     protected override void OnCollectionChanged(NotifyCollectionChangedEventArgs e)
     {

v2rayN/ServiceLib/Base/MyReactiveObject.cs

@@ -1,6 +1,8 @@
 namespace ServiceLib.Base;
 
-public class MyReactiveObject : ReactiveObject
+public class MyReactiveObject : ReactiveObject, IActivatableViewModel
 {
     protected static Config? _config;
+
+    public ViewModelActivator Activator { get; } = new();
 }

v2rayN/ServiceLib/Common/Extension.cs

@@ -136,29 +136,23 @@ public static class Extension
                     .Replace("\n", replacement);
     }
 
-    public static async Task<TOutput> HandleSafe<TInput, TOutput>(
-        this Interaction<TInput, TOutput> interaction,
-        TInput input,
+    public static IObservable<TOutput> HandleSafe<TInput, TOutput>(
+        this Interaction<TInput, TOutput> interaction, TInput input,
         TOutput defaultValue = default!,
         [CallerMemberName] string memberName = "",
         [CallerFilePath] string filePath = "",
         [CallerLineNumber] int lineNumber = 0)
     {
-        try
-        {
-            return await interaction.Handle(input);
-        }
-        catch (UnhandledInteractionException<TInput, TOutput> ex)
-        {
-            var title = $"Unhandled interaction exception in {memberName} at {filePath}:{lineNumber}";
-            Logging.SaveLog(title, ex);
-            return defaultValue;
-        }
-        catch (Exception ex)
-        {
-            var title = $"Exception occurred while handling interaction in {memberName} at {filePath}:{lineNumber}, input: {input}";
-            Logging.SaveLog(title, ex);
-            return defaultValue;
-        }
+        return Signal.Defer(() => interaction.Handle(input))
+            .Catch<TOutput, UnhandledInteractionException<TInput, TOutput>>(ex =>
+            {
+                Logging.SaveLog($"Unhandled interaction exception in {memberName} at {filePath}:{lineNumber}", ex);
+                return Signal.Return(defaultValue);
+            })
+            .Catch<TOutput, Exception>(ex =>
+            {
+                Logging.SaveLog($"Exception occurred while handling interaction in {memberName} at {filePath}:{lineNumber}, input: {input}", ex);
+                return Signal.Return(defaultValue);
+            });
     }
 }

v2rayN/ServiceLib/Common/Utils.cs

@@ -726,6 +726,40 @@ public class Utils
         return false;
     }
 
+    /// <summary>
+    /// Regex match with a timeout guard. Filter patterns can come from user
+    /// input or subscription content while the tested text (remarks, log
+    /// messages) is attacker-influenced, so an evil pattern like (a+)+$
+    /// would otherwise hang the caller (ReDoS). On timeout or invalid
+    /// pattern, fail open (return true) so no node/message is silently
+    /// dropped; the incident is logged.
+    /// </summary>
+    public static bool IsRegexMatch(string? input, string? pattern, int timeoutSeconds = 2)
+    {
+        if (pattern.IsNullOrEmpty())
+        {
+            return true;
+        }
+        if (input.IsNullOrEmpty())
+        {
+            return false;
+        }
+        try
+        {
+            return Regex.IsMatch(input, pattern, RegexOptions.None, TimeSpan.FromSeconds(timeoutSeconds));
+        }
+        catch (RegexMatchTimeoutException ex)
+        {
+            Logging.SaveLog("IsRegexMatch timeout", ex);
+            return true;
+        }
+        catch (ArgumentException ex)
+        {
+            Logging.SaveLog("IsRegexMatch invalid pattern", ex);
+            return true;
+        }
+    }
+
     #endregion Data Checks
 
     #region Speed Test
@@ -1018,12 +1052,12 @@ public class Utils
         return new Dictionary<string, string>();
     }
 
-    public static async Task<string?> GetCliWrapOutput(string filePath, string? arg)
+    public static async Task<string?> GetCliWrapOutput(string filePath, string? arg, CancellationToken cancellationToken = default)
     {
-        return await GetCliWrapOutput(filePath, arg != null ? new List<string>() { arg } : null);
+        return await GetCliWrapOutput(filePath, arg != null ? new List<string>() { arg } : null, cancellationToken);
     }
 
-    public static async Task<string?> GetCliWrapOutput(string filePath, IEnumerable<string>? args)
+    public static async Task<string?> GetCliWrapOutput(string filePath, IEnumerable<string>? args, CancellationToken cancellationToken = default)
     {
         try
         {
@@ -1040,7 +1074,7 @@ public class Utils
                 }
             }
 
-            var result = await cmd.ExecuteBufferedAsync();
+            var result = await cmd.ExecuteBufferedAsync(cancellationToken);
             if (result.IsSuccess)
             {
                 return result.StandardOutput ?? "";

v2rayN/ServiceLib/Global.cs

@@ -92,10 +92,16 @@ public class Global
     public const string XrayLocalAsset = "XRAY_LOCATION_ASSET";
     public const string XrayLocalCert = "XRAY_LOCATION_CERT";
     public const int SpeedTestPageSize = 1000;
+    public const int SpeedTestConcurrencyCountMin = 10;
     public const string LinuxBash = "/bin/bash";
     public const string StringTrue = "true";
     public const string StringFalse = "false";
     public const int SqliteMaxBatchSize = 10000;
+    public static readonly TimeSpan LocalFetch = TimeSpan.FromSeconds(5);
+    public static readonly TimeSpan DirectFetch = TimeSpan.FromSeconds(10);
+    public static readonly TimeSpan ProxyFetch = TimeSpan.FromSeconds(30);
+    public static readonly TimeSpan DirectDownloadConnect = TimeSpan.FromSeconds(5);
+    public static readonly TimeSpan ProxyDownloadConnect = TimeSpan.FromSeconds(10);
 
     public const string SingboxDirectDNSTagPrefix = "direct-dns-";
     public const string SingboxRemoteDNSTagPrefix = "remote-dns-";
@@ -489,16 +495,22 @@ public class Global
         "localhost"
     ];
 
+    public static readonly List<LanguageOption> LanguageOptions =
+    [
+        new("zh-Hans", "简体中文"),
+        new("zh-Hant", "繁體中文"),
+        new("en", "English"),
+        new("fa", "فارسی"),
+        new("fr", "Français"),
+        new("ru", "Русский"),
+        new("hu", "Magyar"),
+        new("id", "Bahasa Indonesia"),
+        new("az", "Azərbaycan dili")
+    ];
+
     public static readonly List<string> Languages =
     [
-        "zh-Hans",
-        "zh-Hant",
-        "en",
-        "fa",
-        "fr",
-        "ru",
-        "hu",
-        "id"
+        .. LanguageOptions.Select(t => t.Value)
     ];
 
     public static readonly List<string> Alpns =

v2rayN/ServiceLib/GlobalUsings.cs

@@ -6,11 +6,6 @@ global using System.Diagnostics;
 global using System.Net;
 global using System.Net.NetworkInformation;
 global using System.Net.Sockets;
-global using ReactiveUI.Primitives;
-global using ReactiveUI.Primitives.Concurrency;
-global using ReactiveUI.Primitives.Extensions;
-global using ReactiveUI.Primitives.Disposables;
-global using ReactiveUI.Primitives.Signals;
 global using System.Reflection;
 global using System.Runtime.InteropServices;
 global using System.Runtime.Versioning;
@@ -22,6 +17,11 @@ global using System.Text.Json.Nodes;
 global using System.Text.Json.Serialization;
 global using System.Text.RegularExpressions;
 global using ReactiveUI;
+global using ReactiveUI.Primitives;
+global using ReactiveUI.Primitives.Concurrency;
+global using ReactiveUI.Primitives.Disposables;
+global using ReactiveUI.Primitives.Extensions;
+global using ReactiveUI.Primitives.Signals;
 global using ReactiveUI.SourceGenerators;
 global using ServiceLib.Base;
 global using ServiceLib.Common;

v2rayN/ServiceLib/Handler/ConfigHandler.cs

@@ -136,10 +136,7 @@ public static class ConfigHandler
         {
             config.SpeedTestItem.SpeedPingTestUrl = Global.SpeedPingTestUrls.First();
         }
-        if (config.SpeedTestItem.MixedConcurrencyCount < 1)
-        {
-            config.SpeedTestItem.MixedConcurrencyCount = 5;
-        }
+        config.SpeedTestItem.MixedConcurrencyCount = Math.Max(config.SpeedTestItem.MixedConcurrencyCount, Global.SpeedTestConcurrencyCountMin);
         if (config.SpeedTestItem.UdpTestTarget.IsNullOrEmpty())
         {
             config.SpeedTestItem.UdpTestTarget = Global.UdpTestTargets.First();
@@ -471,12 +468,12 @@ public static class ConfigHandler
     /// Supports moving to top, up, down, bottom or specific position
     /// </summary>
     /// <param name="config">Current configuration</param>
-    /// <param name="lstProfile">List of server profiles</param>
+    /// <param name="lstProfile">List of server profile index ids</param>
     /// <param name="index">Index of the server to move</param>
     /// <param name="eMove">Direction to move the server</param>
     /// <param name="pos">Target position when using EMove.Position</param>
     /// <returns>0 if successful, -1 if failed</returns>
-    public static async Task<int> MoveServer(Config config, List<ProfileItem> lstProfile, int index, EMove eMove, int pos = -1)
+    public static async Task<int> MoveServer(Config config, List<string> lstProfile, int index, EMove eMove, int pos = -1)
     {
         var count = lstProfile.Count;
         if (index < 0 || index > lstProfile.Count - 1)
@@ -486,7 +483,7 @@ public static class ConfigHandler
 
         for (var i = 0; i < lstProfile.Count; i++)
         {
-            ProfileExManager.Instance.SetSort(lstProfile[i].IndexId, (i + 1) * 10);
+            ProfileExManager.Instance.SetSort(lstProfile[i], (i + 1) * 10);
         }
 
         var sort = 0;
@@ -498,7 +495,7 @@ public static class ConfigHandler
                     {
                         return 0;
                     }
-                    sort = ProfileExManager.Instance.GetSort(lstProfile.First().IndexId) - 1;
+                    sort = ProfileExManager.Instance.GetSort(lstProfile.First()) - 1;
 
                     break;
                 }
@@ -508,7 +505,7 @@ public static class ConfigHandler
                     {
                         return 0;
                     }
-                    sort = ProfileExManager.Instance.GetSort(lstProfile[index - 1].IndexId) - 1;
+                    sort = ProfileExManager.Instance.GetSort(lstProfile[index - 1]) - 1;
 
                     break;
                 }
@@ -519,7 +516,7 @@ public static class ConfigHandler
                     {
                         return 0;
                     }
-                    sort = ProfileExManager.Instance.GetSort(lstProfile[index + 1].IndexId) + 1;
+                    sort = ProfileExManager.Instance.GetSort(lstProfile[index + 1]) + 1;
 
                     break;
                 }
@@ -529,7 +526,7 @@ public static class ConfigHandler
                     {
                         return 0;
                     }
-                    sort = ProfileExManager.Instance.GetSort(lstProfile[^1].IndexId) + 1;
+                    sort = ProfileExManager.Instance.GetSort(lstProfile[^1]) + 1;
 
                     break;
                 }
@@ -538,7 +535,7 @@ public static class ConfigHandler
                 break;
         }
 
-        ProfileExManager.Instance.SetSort(lstProfile[index].IndexId, sort);
+        ProfileExManager.Instance.SetSort(lstProfile[index], sort);
         return await Task.FromResult(0);
     }
 
@@ -1528,7 +1525,7 @@ public static class ConfigHandler
                     p != null &&
                     p.IsValid() &&
                     (!p.ConfigType.IsComplexType() || p.ConfigType == EConfigType.Outbound) &&
-                    (extraItem.Filter.IsNullOrEmpty() || Regex.IsMatch(p.Remarks, extraItem.Filter))
+                    Utils.IsRegexMatch(p.Remarks, extraItem.Filter)
                 )
                 .ToList() ?? [];
             if (matchedChildProfiles.Count == 0)
@@ -1667,7 +1664,7 @@ public static class ConfigHandler
             //exist sub items //filter
             if (isSub && subid.IsNotEmpty() && subFilter.IsNotEmpty())
             {
-                if (!Regex.IsMatch(profileItem.Remarks, subFilter))
+                if (!Utils.IsRegexMatch(profileItem.Remarks, subFilter))
                 {
                     continue;
                 }
@@ -2202,6 +2199,7 @@ public static class ConfigHandler
             item.Enabled = subItem.Enabled;
             item.AutoUpdateInterval = subItem.AutoUpdateInterval;
             item.UserAgent = subItem.UserAgent;
+            item.RequestHeaders = subItem.RequestHeaders;
             item.Sort = subItem.Sort;
             item.Filter = subItem.Filter;
             item.UpdateTime = subItem.UpdateTime;

v2rayN/ServiceLib/Handler/ConnectionHandler.cs

@@ -66,34 +66,41 @@ public static class ConnectionHandler
     /// <summary>
     /// Measures response time by sending HTTP requests through proxy.
     /// </summary>
-    public static async Task<int> GetRealPingTime(IWebProxy? webProxy, int downloadTimeout = 9)
+    public static async Task<int> GetRealPingTime(IWebProxy? webProxy, CancellationToken cancellationToken = default)
     {
         var url = AppManager.Instance.Config.SpeedTestItem.SpeedPingTestUrl;
         var responseTime = -1;
         try
         {
-            using var cts = new CancellationTokenSource();
-            cts.CancelAfter(TimeSpan.FromSeconds(downloadTimeout));
+            using var timeoutCts = new CancellationTokenSource();
+            timeoutCts.CancelAfter(Global.LocalFetch);
+            using var linkedCts = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, timeoutCts.Token);
+            var linkedToken = linkedCts.Token;
             using var client = new HttpClient(new SocketsHttpHandler()
             {
                 Proxy = webProxy,
                 UseProxy = webProxy != null,
-                ConnectTimeout = TimeSpan.FromSeconds(3)
+                ConnectTimeout = Global.LocalFetch,
             });
 
             List<int> oneTime = [];
             for (var i = 0; i < 2; i++)
             {
                 var timer = Stopwatch.StartNew();
-                await client.GetAsync(url, cts.Token).ConfigureAwait(false);
+                await client.GetAsync(url, linkedToken).ConfigureAwait(false);
                 timer.Stop();
                 oneTime.Add((int)timer.Elapsed.TotalMilliseconds);
-                await Task.Delay(100, cts.Token);
+                await Task.Delay(100, linkedToken);
             }
             responseTime = oneTime.Where(x => x > 0).OrderBy(x => x).FirstOrDefault();
         }
+        catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested)
+        {
+            throw;
+        }
         catch
         {
+            // Ignore
         }
         return responseTime;
     }
@@ -101,7 +108,7 @@ public static class ConnectionHandler
     /// <summary>
     /// Gets IP and country information through specified proxy.
     /// </summary>
-    public static async Task<IpInfoResult?> GetIPInfo(IWebProxy? webProxy)
+    public static async Task<IpInfoResult?> GetIPInfo(IWebProxy? webProxy, CancellationToken cancellationToken = default)
     {
         try
         {
@@ -112,7 +119,7 @@ public static class ConnectionHandler
             }
 
             var downloadHandle = new DownloadService();
-            var result = await downloadHandle.TryDownloadString(url, webProxy, "");
+            var result = await downloadHandle.TryDownloadString(url, webProxy, "", cancellationToken);
             if (result == null)
             {
                 return null;
@@ -129,6 +136,10 @@ public static class ConnectionHandler
 
             return new IpInfoResult(country, ip);
         }
+        catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested)
+        {
+            throw;
+        }
         catch
         {
             return null;

v2rayN/ServiceLib/Handler/Fmt/WireguardFmt.cs

@@ -24,6 +24,24 @@ public class WireguardFmt : BaseFmt
 
         var query = Utils.ParseQueryString(url.Query);
 
+        var finalmaskDecoded = GetQueryDecoded(query, "fm");
+        if (finalmaskDecoded.IsNotEmpty())
+        {
+            var node = JsonUtils.ParseJson(finalmaskDecoded);
+            item.Finalmask = node != null
+                ? JsonUtils.Serialize(node, new JsonSerializerOptions
+                {
+                    WriteIndented = true,
+                    DefaultIgnoreCondition = JsonIgnoreCondition.Never,
+                    Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping
+                })
+                : finalmaskDecoded;
+        }
+        else
+        {
+            item.Finalmask = string.Empty;
+        }
+
         item.SetProtocolExtra(item.GetProtocolExtra() with
         {
             WgPublicKey = GetQueryDecoded(query, "publickey"),
@@ -76,6 +94,19 @@ public class WireguardFmt : BaseFmt
         {
             dicQuery.Add("dns", Utils.UrlEncode(protoExtra.WgDns));
         }
+        if (item.Finalmask.IsNotEmpty())
+        {
+            var node = JsonUtils.ParseJson(item.Finalmask);
+            var finalmask = node != null
+                ? JsonUtils.Serialize(node, new JsonSerializerOptions
+                {
+                    WriteIndented = false,
+                    DefaultIgnoreCondition = JsonIgnoreCondition.Never,
+                    Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping
+                })
+                : item.Finalmask;
+            dicQuery.Add("fm", Utils.UrlEncode(finalmask));
+        }
         return ToUri(EConfigType.WireGuard, item.Address, item.Port, item.Password, dicQuery, remark);
     }
 

v2rayN/ServiceLib/Handler/SubscriptionHandler.cs

@@ -31,7 +31,7 @@ public static class SubscriptionHandler
                 }
 
                 // Create download handler
-                var downloadHandle = CreateDownloadHandler(hashCode, updateFunc);
+                var downloadHandle = CreateDownloadHandler(item, hashCode, updateFunc);
                 await updateFunc?.Invoke(false, $"{hashCode}{ResUI.MsgStartGettingSubscriptions}");
 
                 // Get all subscription content (main subscription + additional subscriptions)
@@ -80,9 +80,18 @@ public static class SubscriptionHandler
         return true;
     }
 
-    private static DownloadService CreateDownloadHandler(string hashCode, Func<bool, string, Task> updateFunc)
+    private static DownloadService CreateDownloadHandler(SubItem item, string hashCode, Func<bool, string, Task> updateFunc)
     {
-        var downloadHandle = new DownloadService { AcceptHeader = "*/*" };
+        if (!HttpRequestHeadersHelper.TryParse(item.RequestHeaders, out var requestHeaders))
+        {
+            throw new FormatException(ResUI.SubRequestHeadersInvalid);
+        }
+
+        var downloadHandle = new DownloadService
+        {
+            AcceptHeader = "*/*",
+            RequestHeaders = requestHeaders
+        };
         downloadHandle.Error += (sender2, args) =>
         {
             updateFunc?.Invoke(false, $"{hashCode}{args.GetException().Message}");

v2rayN/ServiceLib/Helper/DownloaderHelper.cs

@@ -8,15 +8,14 @@ public class DownloaderHelper
     private static readonly Lazy<DownloaderHelper> _instance = new(() => new());
     public static DownloaderHelper Instance => _instance.Value;
 
-    public async Task<string?> DownloadStringAsync(IWebProxy? webProxy, string url, string? userAgent, int timeout)
+    public async Task<string?> DownloadStringAsync(IWebProxy? webProxy, string url, string? userAgent,
+        IReadOnlyDictionary<string, string>? requestHeaders = null, string? acceptHeader = null, CancellationToken cancellationToken = default)
     {
         if (url.IsNullOrEmpty())
         {
             return null;
         }
 
-        var connectTimeout = Math.Clamp(timeout / 5, 2, 5);
-
         Uri uri = new(url);
         //Authorization Header
         var headers = new WebHeaderCollection();
@@ -28,16 +27,16 @@ public class DownloaderHelper
         var requestConfiguration = new RequestConfiguration()
         {
             Headers = headers,
+            Accept = acceptHeader,
             UserAgent = userAgent,
-            ConnectTimeout = connectTimeout * 1000,
+            ConnectTimeout = GetConnectTimeoutMs(webProxy != null),
             Proxy = webProxy
         };
         var downloadOpt = new DownloadConfiguration()
         {
-            BlockTimeout = timeout * 1000,
             MaxTryAgainOnFailure = 2,
             RequestConfiguration = requestConfiguration,
-            CustomHttpMessageHandlerFactory = () => GetSocketsHttpHandler(requestConfiguration),
+            CustomHttpMessageHandlerFactory = () => HttpRequestHeadersHelper.CreateHandler(GetSocketsHttpHandler(requestConfiguration), requestHeaders),
         };
 
         await using var downloader = new Downloader.DownloadService(downloadOpt);
@@ -49,31 +48,26 @@ public class DownloaderHelper
             }
         };
 
-        using var cts = new CancellationTokenSource();
-        cts.CancelAfter(TimeSpan.FromSeconds(timeout));
-
-        await using var stream = await downloader.DownloadFileTaskAsync(address: url, cts.Token);
+        await using var stream = await downloader.DownloadFileTaskAsync(address: url, cancellationToken);
         using StreamReader reader = new(stream);
 
-        return await reader.ReadToEndAsync(cts.Token);
+        return await reader.ReadToEndAsync(cancellationToken);
     }
 
-    public async Task DownloadDataAsync4Speed(IWebProxy webProxy, string url, IProgress<string> progress, int timeout)
+    public async Task DownloadDataAsync4Speed(IWebProxy webProxy, string url, Action<string> onProgress, CancellationToken cancellationToken = default)
     {
         if (url.IsNullOrEmpty())
         {
             throw new ArgumentNullException(nameof(url));
         }
 
-        var connectTimeout = Math.Clamp(timeout / 5, 2, 5);
         var requestConfiguration = new RequestConfiguration()
         {
-            ConnectTimeout = connectTimeout * 1000,
+            ConnectTimeout = GetConnectTimeoutMs(true),
             Proxy = webProxy
         };
         var downloadOpt = new DownloadConfiguration()
         {
-            BlockTimeout = timeout * 1000,
             MaxTryAgainOnFailure = 2,
             RequestConfiguration = requestConfiguration,
             CustomHttpMessageHandlerFactory = () => GetSocketsHttpHandler(requestConfiguration),
@@ -86,49 +80,45 @@ public class DownloaderHelper
 
         downloader.DownloadProgressChanged += (sender, value) =>
         {
-            if (progress != null && value.BytesPerSecondSpeed > 0)
+            if (!(value.BytesPerSecondSpeed > 0))
             {
-                hasValue = true;
-                if (value.BytesPerSecondSpeed > maxSpeed)
-                {
-                    maxSpeed = value.BytesPerSecondSpeed;
-                }
+                return;
+            }
+            hasValue = true;
+            if (value.BytesPerSecondSpeed > maxSpeed)
+            {
+                maxSpeed = value.BytesPerSecondSpeed;
+            }
 
-                var ts = DateTime.Now - lastUpdateTime;
-                if (ts.TotalMilliseconds >= 1000)
-                {
-                    lastUpdateTime = DateTime.Now;
-                    var speed = (maxSpeed / 1000 / 1000).ToString("#0.0");
-                    progress.Report(speed);
-                }
+            var ts = DateTime.Now - lastUpdateTime;
+            if (ts.TotalMilliseconds >= 1000)
+            {
+                lastUpdateTime = DateTime.Now;
+                var speed = (maxSpeed / 1000 / 1000).ToString("#0.0");
+                onProgress.Invoke(speed);
             }
         };
         downloader.DownloadFileCompleted += (sender, value) =>
         {
-            if (progress != null)
+            if (hasValue && maxSpeed > 0)
             {
-                if (hasValue && maxSpeed > 0)
-                {
-                    var finalSpeed = (maxSpeed / 1000 / 1000).ToString("#0.0");
-                    progress.Report(finalSpeed);
-                }
-                else if (value.Error != null)
-                {
-                    progress.Report(value.Error?.Message);
-                }
-                else
-                {
-                    progress.Report("0");
-                }
+                var finalSpeed = (maxSpeed / 1000 / 1000).ToString("#0.0");
+                onProgress.Invoke(finalSpeed);
+            }
+            else if (value.Error != null)
+            {
+                onProgress.Invoke(value.Error?.Message);
+            }
+            else
+            {
+                onProgress.Invoke("0");
             }
         };
-        //progress.Report("......");
-        using var cts = new CancellationTokenSource();
-        cts.CancelAfter(TimeSpan.FromSeconds(timeout));
-        await using var stream = await downloader.DownloadFileTaskAsync(address: url, cts.Token);
+        //progress.Invoke("......");
+        await using var stream = await downloader.DownloadFileTaskAsync(address: url, cancellationToken);
     }
 
-    public async Task DownloadFileAsync(IWebProxy? webProxy, FileDownloadRequest request, Action<FileDownloadState> onProgress, TimeSpan connectTimeout, CancellationToken cancellationToken = default)
+    public async Task DownloadFileAsync(IWebProxy? webProxy, FileDownloadRequest request, Action<FileDownloadState> onProgress, CancellationToken cancellationToken = default)
     {
         ArgumentNullException.ThrowIfNull(request);
         if (request.FilePath.IsNullOrEmpty())
@@ -145,9 +135,9 @@ public class DownloaderHelper
             Request = request,
         };
 
-        var requestConfiguration = new RequestConfiguration()
+        var requestConfiguration = new RequestConfiguration
         {
-            ConnectTimeout = (int)connectTimeout.TotalMilliseconds,
+            ConnectTimeout = GetConnectTimeoutMs(webProxy != null),
             Proxy = webProxy,
         };
         var downloadOpt = new DownloadConfiguration()
@@ -194,7 +184,7 @@ public class DownloaderHelper
         await downloader.DownloadFileTaskAsync(request.FileUrl, request.FilePath, cancellationToken);
     }
 
-    public async Task DownloadSmallFilesAsync(IWebProxy? webProxy, List<FileDownloadRequest> requests, Action<ReadOnlyMemory<FileDownloadState>> onProgress, TimeSpan connectTimeout, CancellationToken cancellationToken = default)
+    public async Task DownloadSmallFilesAsync(IWebProxy? webProxy, List<FileDownloadRequest> requests, Action<ReadOnlyMemory<FileDownloadState>> onProgress, CancellationToken cancellationToken = default)
     {
         if (requests is not { Count: > 0 })
         {
@@ -213,7 +203,7 @@ public class DownloaderHelper
 
         var requestConfiguration = new RequestConfiguration()
         {
-            ConnectTimeout = (int)connectTimeout.TotalMilliseconds,
+            ConnectTimeout = GetConnectTimeoutMs(webProxy != null),
             Proxy = webProxy,
 
             KeepAlive = true,
@@ -223,7 +213,7 @@ public class DownloaderHelper
         var parallelOptions = new ParallelOptions
         {
             MaxDegreeOfParallelism = 4,
-            //CancellationToken = cancellationToken,
+            CancellationToken = cancellationToken,
         };
 
         await Parallel.ForEachAsync(Enumerable.Range(0, requests.Count), parallelOptions, async (index, parallelCancellationToken) =>
@@ -342,4 +332,9 @@ public class DownloaderHelper
 
         return handler;
     }
+
+    private int GetConnectTimeoutMs(bool isProxy)
+    {
+        return (int)(isProxy ? Global.ProxyDownloadConnect : Global.DirectDownloadConnect).TotalMilliseconds;
+    }
 }

v2rayN/ServiceLib/Helper/HttpRequestHeadersHelper.cs

@@ -0,0 +1,88 @@
+namespace ServiceLib.Helper;
+
+public static class HttpRequestHeadersHelper
+{
+    public static bool TryParse(string? json, out Dictionary<string, string> headers)
+    {
+        headers = new(StringComparer.OrdinalIgnoreCase);
+        if (string.IsNullOrWhiteSpace(json))
+        {
+            return true;
+        }
+
+        try
+        {
+            using var document = JsonDocument.Parse(json);
+            if (document.RootElement.ValueKind != JsonValueKind.Object)
+            {
+                return false;
+            }
+
+            var parsed = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
+            using var request = new HttpRequestMessage { Content = new ByteArrayContent([]) };
+            foreach (var property in document.RootElement.EnumerateObject())
+            {
+                if (property.Value.ValueKind != JsonValueKind.String
+                    || !parsed.TryAdd(property.Name, property.Value.GetString()!)
+                    || !TryAddHeader(request, property.Name, parsed[property.Name]))
+                {
+                    return false;
+                }
+            }
+
+            headers = parsed;
+            return true;
+        }
+        catch (Exception ex) when (ex is JsonException or ArgumentException or FormatException)
+        {
+            return false;
+        }
+    }
+
+    public static HttpMessageHandler CreateHandler(HttpMessageHandler innerHandler, IReadOnlyDictionary<string, string>? headers)
+    {
+        return headers is { Count: > 0 } ? new RequestHeadersHandler(innerHandler, headers) : innerHandler;
+    }
+
+    private static bool TryAddHeader(HttpRequestMessage request, string name, string value)
+    {
+        if (value.Any(c => char.IsControl(c) && c != '\t'))
+        {
+            return false;
+        }
+
+        return request.Headers.TryAddWithoutValidation(name, value)
+            || request.Content!.Headers.TryAddWithoutValidation(name, value);
+    }
+
+    private sealed class RequestHeadersHandler(HttpMessageHandler innerHandler, IReadOnlyDictionary<string, string> headers)
+        : DelegatingHandler(innerHandler)
+    {
+        protected override Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
+        {
+            using var customHeaders = new HttpRequestMessage { Content = new ByteArrayContent([]) };
+            foreach (var header in headers)
+            {
+                if (!TryAddHeader(customHeaders, header.Key, header.Value))
+                {
+                    throw new FormatException(ResUI.SubRequestHeadersInvalid);
+                }
+            }
+
+            // Apply after each downloader's defaults, replacing headers without changing their values.
+            foreach (var header in customHeaders.Headers.NonValidated)
+            {
+                request.Headers.Remove(header.Key);
+                request.Headers.TryAddWithoutValidation(header.Key, header.Value);
+            }
+            foreach (var header in customHeaders.Content.Headers.NonValidated)
+            {
+                request.Content ??= new ByteArrayContent([]);
+                request.Content.Headers.Remove(header.Key);
+                request.Content.Headers.TryAddWithoutValidation(header.Key, header.Value);
+            }
+
+            return base.SendAsync(request, cancellationToken);
+        }
+    }
+}

v2rayN/ServiceLib/Manager/CertPemManager.cs

@@ -28,14 +28,13 @@ public class CertPemManager
     ///     Get certificate in PEM format from a server with CA pinning validation
     /// </summary>
     public async Task<(string?, string?)> GetCertPemAsync(string target, string serverName,
-        List<string>? verifyPeerCertByName = null, int timeout = 4)
+        List<string>? verifyPeerCertByName = null)
     {
         try
         {
             var (domain, _, port, _) = Utils.ParseUrl(target);
 
-            using var cts = new CancellationTokenSource();
-            cts.CancelAfter(TimeSpan.FromSeconds(timeout));
+            using var cts = new CancellationTokenSource(Global.LocalFetch);
 
             using var client = new TcpClient();
             await client.ConnectAsync(domain, port > 0 ? port : 443, cts.Token);
@@ -63,8 +62,8 @@ public class CertPemManager
         }
         catch (OperationCanceledException)
         {
-            Logging.SaveLog(_tag, new TimeoutException($"Connection timeout after {timeout} seconds"));
-            return (null, $"Connection timeout after {timeout} seconds");
+            Logging.SaveLog(_tag, new TimeoutException($"Connection timeout after {Global.LocalFetch.TotalSeconds} seconds"));
+            return (null, $"Connection timeout after {Global.LocalFetch.TotalSeconds} seconds");
         }
         catch (Exception ex)
         {
@@ -77,15 +76,14 @@ public class CertPemManager
     ///     Get certificate chain in PEM format from a server with CA pinning validation
     /// </summary>
     public async Task<(List<string>, string?)> GetCertChainPemAsync(string target, string serverName,
-        List<string>? verifyPeerCertByName = null, int timeout = 4)
+        List<string>? verifyPeerCertByName = null)
     {
         var pemList = new List<string>();
         try
         {
             var (domain, _, port, _) = Utils.ParseUrl(target);
 
-            using var cts = new CancellationTokenSource();
-            cts.CancelAfter(TimeSpan.FromSeconds(timeout));
+            using var cts = new CancellationTokenSource(Global.LocalFetch);
 
             using var client = new TcpClient();
             await client.ConnectAsync(domain, port > 0 ? port : 443, cts.Token);
@@ -116,8 +114,8 @@ public class CertPemManager
         }
         catch (OperationCanceledException)
         {
-            Logging.SaveLog(_tag, new TimeoutException($"Connection timeout after {timeout} seconds"));
-            return (pemList, $"Connection timeout after {timeout} seconds");
+            Logging.SaveLog(_tag, new TimeoutException($"Connection timeout after {Global.LocalFetch.TotalSeconds} seconds"));
+            return (pemList, $"Connection timeout after {Global.LocalFetch.TotalSeconds} seconds");
         }
         catch (Exception ex)
         {

v2rayN/ServiceLib/Manager/CoreManager.cs

@@ -216,7 +216,7 @@ public class CoreManager
         await _updateFunc?.Invoke(notify, msg);
     }
 
-    private static async Task WaitForProxyPort(CoreConfigContext? preContext, int timeoutMs = 5000)
+    private static async Task WaitForProxyPort(CoreConfigContext? preContext)
     {
         if (preContext is null)
         {
@@ -227,7 +227,7 @@ public class CoreManager
             return;
         }
 
-        using var rootCts = new CancellationTokenSource(TimeSpan.FromMilliseconds(timeoutMs));
+        using var rootCts = new CancellationTokenSource(Global.LocalFetch);
         var rootToken = rootCts.Token;
 
         var port = preContext.Node.Port;

v2rayN/ServiceLib/Manager/GroupProfileManager.cs

@@ -119,7 +119,7 @@ public class GroupProfileManager
                 p != null &&
                 p.IsValid() &&
                 (!p.ConfigType.IsComplexType() || p.ConfigType == EConfigType.Outbound) &&
-                (extra.Filter.IsNullOrEmpty() || Regex.IsMatch(p.Remarks, extra.Filter))
+                Utils.IsRegexMatch(p.Remarks, extra.Filter)
             )
             .ToList() ?? [];
     }

v2rayN/ServiceLib/Models/Configs/ConfigItems.cs

@@ -213,7 +213,7 @@ public class ClashUIItem
     public bool EnableMixinContent { get; set; }
     public int ProxiesSorting { get; set; }
     public bool ProxiesAutoRefresh { get; set; }
-    public int ProxiesAutoDelayTestInterval { get; set; } = 10;
+    public int ProxiesRefreshInterval { get; set; } = 2;
     public bool ConnectionsAutoRefresh { get; set; }
     public int ConnectionsRefreshInterval { get; set; } = 2;
     public List<ColumnItem> ConnectionsColumnItem { get; set; }

v2rayN/ServiceLib/Models/CoreConfigs/V2rayConfig.cs

@@ -75,8 +75,6 @@ public class Inboundsettings4Ray
 
     public string? address { get; set; }
 
-    public List<UsersItem4Ray>? clients { get; set; }
-
     public string? decryption { get; set; }
 
     public bool? allowTransparent { get; set; }
@@ -96,21 +94,6 @@ public class Inboundsettings4Ray
     public List<string>? dns { get; set; }
 }
 
-public class UsersItem4Ray
-{
-    public string? id { get; set; }
-
-    public int? alterId { get; set; }
-
-    public string? email { get; set; }
-
-    public string? security { get; set; }
-
-    public string? encryption { get; set; }
-
-    public string? flow { get; set; }
-}
-
 public class Sniffing4Ray
 {
     public bool enabled { get; set; }
@@ -137,10 +120,6 @@ public class Outbounds4Ray
 
 public class Outboundsettings4Ray
 {
-    public List<VnextItem4Ray>? vnext { get; set; }
-
-    public List<ServersItem4Ray>? servers { get; set; }
-
     public Response4Ray? response { get; set; }
 
     public int? userLevel { get; set; }
@@ -174,29 +153,16 @@ public class Outboundsettings4Ray
     public int? version { get; set; }
 
     public List<string>? remoteDNS { get; set; }
-}
 
-public class WireguardPeer4Ray
-{
-    public string endpoint { get; set; }
-    public string publicKey { get; set; }
-    public string? preSharedKey { get; set; }
-}
+    public string? id { get; set; }
 
-public class VnextItem4Ray
-{
-    public string address { get; set; }
+    public int? alterId { get; set; }
 
-    public int port { get; set; }
+    public string? security { get; set; }
 
-    public List<UsersItem4Ray> users { get; set; }
-}
+    public string? encryption { get; set; }
 
-public class ServersItem4Ray
-{
-    public string email { get; set; }
-
-    public string address { get; set; }
+    public string? flow { get; set; }
 
     public string? method { get; set; }
 
@@ -204,24 +170,14 @@ public class ServersItem4Ray
 
     public string? password { get; set; }
 
-    public int port { get; set; }
-
-    public int? level { get; set; }
-
-    public string flow { get; set; }
-
     public bool? uot { get; set; }
-
-    public List<SocksUsersItem4Ray> users { get; set; }
 }
 
-public class SocksUsersItem4Ray
+public class WireguardPeer4Ray
 {
-    public string user { get; set; }
-
-    public string pass { get; set; }
-
-    public int? level { get; set; }
+    public string endpoint { get; set; }
+    public string publicKey { get; set; }
+    public string? preSharedKey { get; set; }
 }
 
 public class Mux4Ray

v2rayN/ServiceLib/Models/Dto/ClashConnectionModel.cs

@@ -13,4 +13,5 @@ public class ClashConnectionModel
     public double Time { get; set; }
     public string? Elapsed { get; set; }
     public string? Chain { get; set; }
+    public string? ProcessPath { get; set; }
 }

v2rayN/ServiceLib/Models/Dto/ClashConnections.cs

@@ -1,36 +1,37 @@
 namespace ServiceLib.Models.Dto;
 
-public class ClashConnections
+public record ClashConnections
 {
-    public ulong downloadTotal { get; set; }
-    public ulong uploadTotal { get; set; }
-    public List<ConnectionItem>? connections { get; set; }
+    public ulong downloadTotal { get; init; }
+    public ulong uploadTotal { get; init; }
+    public List<ConnectionItem>? connections { get; init; }
 }
 
-public class ConnectionItem
+public record ConnectionItem
 {
-    public string? id { get; set; }
-    public MetadataItem? metadata { get; set; }
-    public ulong upload { get; set; }
-    public ulong download { get; set; }
-    public DateTime start { get; set; }
-    public List<string>? chains { get; set; }
-    public string? rule { get; set; }
-    public string? rulePayload { get; set; }
+    public string? id { get; init; }
+    public MetadataItem? metadata { get; init; }
+    public ulong upload { get; init; }
+    public ulong download { get; init; }
+    public DateTime start { get; init; }
+    public List<string>? chains { get; init; }
+    public string? rule { get; init; }
+    public string? rulePayload { get; init; }
 }
 
-public class MetadataItem
+public record MetadataItem
 {
-    public string? network { get; set; }
-    public string? type { get; set; }
-    public string? sourceIP { get; set; }
-    public string? destinationIP { get; set; }
-    public string? sourcePort { get; set; }
-    public string? destinationPort { get; set; }
-    public string? host { get; set; }
-    public string? nsMode { get; set; }
-    public object? uid { get; set; }
-    public string? process { get; set; }
-    public string? processPath { get; set; }
-    public string? remoteDestination { get; set; }
+    public string? network { get; init; }
+    public string? type { get; init; }
+    public string? sourceIP { get; init; }
+    public string? destinationIP { get; init; }
+    public string? sourcePort { get; init; }
+    public string? destinationPort { get; init; }
+    public string? host { get; init; }
+    public string? nsMode { get; init; }
+    public object? uid { get; init; }
+    public string? process { get; init; }
+    public string? processPath { get; init; }
+    public string? remoteDestination { get; init; }
+    public string? sniffHost { get; init; }
 }

v2rayN/ServiceLib/Models/Dto/ClashProxyModel.cs

@@ -3,9 +3,9 @@ namespace ServiceLib.Models.Dto;
 [Serializable]
 public partial class ClashProxyModel : ReactiveObject
 {
-    public required string Name { get; set; }
+    public string Name { get; set; }
 
-    public required string Type { get; set; }
+    public string Type { get; set; }
 
     public string? Now { get; set; }
 

v2rayN/ServiceLib/Models/Dto/LanguageOption.cs

@@ -0,0 +1,3 @@
+namespace ServiceLib.Models.Dto;
+
+public sealed record LanguageOption(string Value, string Display);

v2rayN/ServiceLib/Models/Entities/SubItem.cs

@@ -16,6 +16,8 @@ public class SubItem
 
     public string UserAgent { get; set; } = string.Empty;
 
+    public string? RequestHeaders { get; set; }
+
     public int Sort { get; set; }
 
     public string? Filter { get; set; }

v2rayN/ServiceLib/Resx/ResUI.Designer.cs

@@ -555,6 +555,15 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 HTTP headers (JSON) 的本地化字符串。
+        /// </summary>
+        public static string LvRequestHeaders {
+            get {
+                return ResourceManager.GetString("LvRequestHeaders", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 Type 的本地化字符串。
         /// </summary>
@@ -2634,6 +2643,24 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Invalid HTTP headers. Use a JSON object with unique header names and string values. Header names and values must not contain line breaks. 的本地化字符串。
+        /// </summary>
+        public static string SubRequestHeadersInvalid {
+            get {
+                return ResourceManager.GetString("SubRequestHeadersInvalid", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 Optional. Example: {&quot;X-hwid&quot;: &quot;my_device&quot;}. Values override default headers for all URLs in this group, including the subscription conversion service. 的本地化字符串。
+        /// </summary>
+        public static string SubRequestHeadersTips {
+            get {
+                return ResourceManager.GetString("SubRequestHeadersTips", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 For group please leave blank here 的本地化字符串。
         /// </summary>
@@ -4238,15 +4265,6 @@ namespace ServiceLib.Resx {
                 return ResourceManager.GetString("TbSettingsEnableCheckPreReleaseUpdate", resourceCulture);
             }
         }
-
-        /// <summary>
-        ///   查找类似 Update via proxy 的本地化字符串。
-        /// </summary>
-        public static string TbSettingsEnableUpdateViaProxy {
-            get {
-                return ResourceManager.GetString("TbSettingsEnableUpdateViaProxy", resourceCulture);
-            }
-        }
         
         /// <summary>
         ///   查找类似 Enable sorting Configurations by drag-n-drop (requires restart) 的本地化字符串。
@@ -4284,6 +4302,15 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Update via proxy 的本地化字符串。
+        /// </summary>
+        public static string TbSettingsEnableUpdateViaProxy {
+            get {
+                return ResourceManager.GetString("TbSettingsEnableUpdateViaProxy", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 Exception 的本地化字符串。
         /// </summary>
@@ -4995,6 +5022,15 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Process 的本地化字符串。
+        /// </summary>
+        public static string TbSortingProcess {
+            get {
+                return ResourceManager.GetString("TbSortingProcess", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 Time 的本地化字符串。
         /// </summary>

v2rayN/ServiceLib/Resx/ResUI.resx

@@ -1783,7 +1783,7 @@ The "Get Certificate" action may fail if a self-signed certificate is used or if
     <value>Only Check</value>
   </data>
   <data name="MsgNotSupport" xml:space="preserve">
-    <value>Not Support</value>
+    <value>Not Supported</value>
   </data>
   <data name="LvTestIpInfo" xml:space="preserve">
     <value>IP Info</value>
@@ -1887,4 +1887,16 @@ The "Get Certificate" action may fail if a self-signed certificate is used or if
   <data name="TbSettingsMux4Ray" xml:space="preserve">
     <value>Xray Mux setting</value>
   </data>
-</root>
+  <data name="LvRequestHeaders" xml:space="preserve">
+    <value>HTTP headers (JSON)</value>
+  </data>
+  <data name="SubRequestHeadersTips" xml:space="preserve">
+    <value>Optional. Example: {"X-hwid": "my_device"}. Values override default headers for all URLs in this group, including the subscription conversion service.</value>
+  </data>
+  <data name="SubRequestHeadersInvalid" xml:space="preserve">
+    <value>Invalid HTTP headers. Use a JSON object with unique header names and string values. Header names and values must not contain line breaks.</value>
+  </data>
+  <data name="TbSortingProcess" xml:space="preserve">
+    <value>Process</value>
+  </data>
+</root>

v2rayN/ServiceLib/Resx/ResUI.ru.resx

@@ -693,6 +693,9 @@
   <data name="TbSettingsEnableCheckPreReleaseUpdate" xml:space="preserve">
     <value>Проверить наличие предварительных обновлений</value>
   </data>
+  <data name="TbSettingsEnableUpdateViaProxy" xml:space="preserve">
+    <value>Обновлять через прокси</value>
+  </data>
   <data name="TbSettingsException" xml:space="preserve">
     <value>Исключение</value>
   </data>
@@ -1020,6 +1023,15 @@
   <data name="TbSettingsMux4SboxProtocol" xml:space="preserve">
     <value>Протокол Mux для sing-box</value>
   </data>
+  <data name="TbSettingsMux4RayConcurrency" xml:space="preserve">
+    <value>Лимит дочерних соединений Mux для Xray</value>
+  </data>
+  <data name="TbSettingsMux4RayXudpConcurrency" xml:space="preserve">
+    <value>Лимит дочерних XUDP-соединений Mux для Xray</value>
+  </data>
+  <data name="TbSettingsMux4RayXudpProxyUDP443" xml:space="preserve">
+    <value>Обработка UDP443 (QUIC) в Mux для Xray</value>
+  </data>
   <data name="TbRoutingRuleProcess" xml:space="preserve">
     <value>Процесс (Linux/Windows)</value>
   </data>
@@ -1869,4 +1881,22 @@
   <data name="TbBlockAAAAQueriesTips" xml:space="preserve">
     <value>При включении блокирует DNS-запросы IPv6</value>
   </data>
+  <data name="TbDNS" xml:space="preserve">
+    <value>DNS</value>
+  </data>
+  <data name="TbSettingsMux4Ray" xml:space="preserve">
+    <value>Настройки Mux для Xray</value>
+  </data>
+  <data name="LvRequestHeaders" xml:space="preserve">
+    <value>HTTP-заголовки (JSON)</value>
+  </data>
+  <data name="SubRequestHeadersTips" xml:space="preserve">
+    <value>Необязательно. Пример: {"X-hwid": "my_device"}. Заданные значения переопределяют заголовки по умолчанию для всех URL этой группы, включая сервис конвертации подписок</value>
+  </data>
+  <data name="SubRequestHeadersInvalid" xml:space="preserve">
+    <value>Некорректные HTTP-заголовки. Используйте JSON-объект с уникальными именами заголовков и строковыми значениями. Имена и значения заголовков не должны содержать переносов строк</value>
+  </data>
+  <data name="TbSortingProcess" xml:space="preserve">
+    <value>Процесс</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.zh-Hans.resx

@@ -1879,4 +1879,16 @@
   <data name="TbSettingsMux4Ray" xml:space="preserve">
     <value>Xray Mux 设置</value>
   </data>
-</root>
+  <data name="LvRequestHeaders" xml:space="preserve">
+    <value>HTTP 请求头 (JSON)</value>
+  </data>
+  <data name="SubRequestHeadersTips" xml:space="preserve">
+    <value>可选，示例：{"X-hwid": "my_device"}。自定义值覆盖默认请求头，应用于本组所有订阅地址（包括订阅转换服务）。</value>
+  </data>
+  <data name="SubRequestHeadersInvalid" xml:space="preserve">
+    <value>HTTP 请求头无效。请使用 JSON 对象，键名不能重复，值必须为字符串；请求头名称和值不能包含换行符。</value>
+  </data>
+  <data name="TbSortingProcess" xml:space="preserve">
+    <value>进程</value>
+  </data>
+</root>

v2rayN/ServiceLib/Resx/ResUI.zh-Hant.resx

@@ -1020,6 +1020,15 @@
   <data name="TbSettingsMux4SboxProtocol" xml:space="preserve">
     <value>sing-box Mux 多路復用協定</value>
   </data>
+  <data name="TbSettingsMux4RayConcurrency" xml:space="preserve">
+    <value>Xray Mux 並行數</value>
+  </data>
+  <data name="TbSettingsMux4RayXudpConcurrency" xml:space="preserve">
+    <value>Xray Mux XUDP 並行數</value>
+  </data>
+  <data name="TbSettingsMux4RayXudpProxyUDP443" xml:space="preserve">
+    <value>Xray Mux XUDP proxy UDP443</value>
+  </data>
   <data name="TbRoutingRuleProcess" xml:space="preserve">
     <value>行程 (Linux/Windows)</value>
   </data>
@@ -1864,4 +1873,31 @@
   <data name="LvCustomCoreType" xml:space="preserve">
     <value>自訂設定核心</value>
   </data>
-</root>
+  <data name="TbXrayOnly" xml:space="preserve">
+    <value>僅 Xray</value>
+  </data>
+  <data name="TbBlockAAAAQueries" xml:space="preserve">
+    <value>封鎖 AAAA 查詢</value>
+  </data>
+  <data name="TbBlockAAAAQueriesTips" xml:space="preserve">
+    <value>啟用後將封鎖 IPv6 查詢</value>
+  </data>
+  <data name="TbDNS" xml:space="preserve">
+    <value>DNS</value>
+  </data>
+  <data name="TbSettingsMux4Ray" xml:space="preserve">
+    <value>Xray Mux 設定</value>
+  </data>
+  <data name="LvRequestHeaders" xml:space="preserve">
+    <value>HTTP 請求標頭 (JSON)</value>
+  </data>
+  <data name="SubRequestHeadersTips" xml:space="preserve">
+    <value>可選，範例：{"X-hwid": "my_device"}。自訂值會覆寫預設標頭，套用於本組所有訂閱位址（包括訂閱轉換服務）。</value>
+  </data>
+  <data name="SubRequestHeadersInvalid" xml:space="preserve">
+    <value>HTTP 請求標頭無效。請使用 JSON 物件，鍵名不能重複，值必須為字串；標頭名稱和值不能包含換行字元。</value>
+  </data>
+  <data name="TbSortingProcess" xml:space="preserve">
+    <value>行程</value>
+  </data>
+</root>

v2rayN/ServiceLib/Sample/SampleOutbound

@@ -2,28 +2,8 @@
 	"tag": "proxy",
 	"protocol": "vmess",
 	"settings": {
-		"vnext": [
-			{
-				"address": "v2ray.cool",
-				"port": 10086,
-				"users": [
-					{
-						"id": "a3482e88-686a-4a58-8126-99c9df64b7bf",
-						"security": "auto"
-					}
-				]
-			}
-		],
-		"servers": [
-			{
-				"address": "v2ray.cool",
-				"method": "chacha20",
-				"ota": false,
-				"password": "123456",
-				"port": 10086,
-				"level": 1
-			}
-		]
+		"address": "v2ray.cool",
+		"port": 10086
 	},
 	"streamSettings": {
 		"network": "tcp"

v2rayN/ServiceLib/ServiceLib.csproj

@@ -62,6 +62,9 @@
 			<DesignTime>True</DesignTime>
 			<AutoGen>True</AutoGen>
 		</Compile>
+		<EmbeddedResource Update="Resx\ResUI.az.resx">
+			<Generator>PublicResXFileCodeGenerator</Generator>
+		</EmbeddedResource>
 		<EmbeddedResource Update="Resx\ResUI.fa.resx">
 			<SubType>Designer</SubType>
 			<Generator>PublicResXFileCodeGenerator</Generator>

v2rayN/ServiceLib/Services/CoreConfig/V2ray/V2rayConfigTemplateService.cs

@@ -282,9 +282,8 @@ public partial class CoreConfigV2rayService
             return false;
         }
 
-        var outboundAddress = outbound.settings?.servers?.FirstOrDefault()?.address
-                              ?? outbound.settings?.vnext?.FirstOrDefault()?.address
-                              ?? outbound.settings?.address?.ToString()
+        var outboundAddress = outbound.settings?.address?.ToString()
+                              ?? outbound.settings?.peers?.FirstOrDefault()?.endpoint
                               ?? string.Empty;
 
         if (outboundAddress.Equals("localhost", StringComparison.OrdinalIgnoreCase))

v2rayN/ServiceLib/Services/CoreConfig/V2ray/V2rayOutboundService.cs

@@ -69,166 +69,88 @@ public partial class CoreConfigV2rayService
         {
             var protocolExtra = _node.GetProtocolExtra();
             var muxEnabled = _node.MuxEnabled ?? false;
+            var outboundSettings = outbound.settings;
             switch (_node.ConfigType)
             {
                 case EConfigType.VMess:
                     {
-                        VnextItem4Ray vnextItem;
-                        if (outbound.settings.vnext.Count <= 0)
-                        {
-                            vnextItem = new VnextItem4Ray();
-                            outbound.settings.vnext.Add(vnextItem);
-                        }
-                        else
-                        {
-                            vnextItem = outbound.settings.vnext.First();
-                        }
-                        vnextItem.address = _node.Address;
-                        vnextItem.port = _node.Port;
-
-                        UsersItem4Ray usersItem;
-                        if (vnextItem.users.Count <= 0)
-                        {
-                            usersItem = new UsersItem4Ray();
-                            vnextItem.users.Add(usersItem);
-                        }
-                        else
-                        {
-                            usersItem = vnextItem.users.First();
-                        }
-
-                        usersItem.id = _node.Password;
-                        usersItem.alterId = int.TryParse(protocolExtra?.AlterId, out var result) ? result : 0;
-                        usersItem.email = Global.UserEMail;
+                        outboundSettings.address = _node.Address;
+                        outboundSettings.port = _node.Port;
+                        outboundSettings.id = _node.Password;
+                        outboundSettings.alterId = int.TryParse(protocolExtra?.AlterId, out var result) ? result : 0;
+                        outboundSettings.email = Global.UserEMail;
                         if (Global.VmessSecurities.Contains(protocolExtra.VmessSecurity))
                         {
-                            usersItem.security = protocolExtra.VmessSecurity;
+                            outboundSettings.security = protocolExtra.VmessSecurity;
                         }
                         else
                         {
-                            usersItem.security = Global.DefaultSecurity;
+                            outboundSettings.security = Global.DefaultSecurity;
                         }
 
                         FillOutboundMux(outbound, muxEnabled, muxEnabled);
-
-                        outbound.settings.servers = null;
                         break;
                     }
                 case EConfigType.Shadowsocks:
                     {
-                        ServersItem4Ray serversItem;
-                        if (outbound.settings.servers.Count <= 0)
-                        {
-                            serversItem = new ServersItem4Ray();
-                            outbound.settings.servers.Add(serversItem);
-                        }
-                        else
-                        {
-                            serversItem = outbound.settings.servers.First();
-                        }
-                        serversItem.address = _node.Address;
-                        serversItem.port = _node.Port;
-                        serversItem.password = _node.Password;
-                        serversItem.method = AppManager.Instance.GetShadowsocksSecurities(_node).Contains(protocolExtra.SsMethod)
+                        outboundSettings.address = _node.Address;
+                        outboundSettings.port = _node.Port;
+                        outboundSettings.password = _node.Password;
+                        outboundSettings.method = AppManager.Instance.GetShadowsocksSecurities(_node).Contains(protocolExtra.SsMethod)
                             ? protocolExtra.SsMethod : "none";
-                        serversItem.uot = protocolExtra.Uot == true ? true : null;
+                        outboundSettings.uot = protocolExtra.Uot == true ? true : null;
 
-                        serversItem.ota = false;
-                        serversItem.level = 1;
+                        outboundSettings.ota = false;
+                        outboundSettings.level = 1;
 
                         FillOutboundMux(outbound);
-
-                        outbound.settings.vnext = null;
                         break;
                     }
                 case EConfigType.SOCKS:
                     {
-                        ServersItem4Ray serversItem;
-                        if (outbound.settings.servers.Count <= 0)
-                        {
-                            serversItem = new ServersItem4Ray();
-                            outbound.settings.servers.Add(serversItem);
-                        }
-                        else
-                        {
-                            serversItem = outbound.settings.servers.First();
-                        }
-                        serversItem.address = _node.Address;
-                        serversItem.port = _node.Port;
-                        serversItem.method = null;
-                        serversItem.password = null;
-
+                        outboundSettings.address = _node.Address;
+                        outboundSettings.port = _node.Port;
                         if (_node.Username.IsNotEmpty()
                             && _node.Password.IsNotEmpty())
                         {
-                            SocksUsersItem4Ray socksUsersItem = new()
-                            {
-                                user = _node.Username ?? "",
-                                pass = _node.Password,
-                                level = 1
-                            };
-
-                            serversItem.users = new List<SocksUsersItem4Ray>() { socksUsersItem };
+                            outboundSettings.user = _node.Username;
+                            outboundSettings.pass = _node.Password;
+                            outboundSettings.level = 1;
+                            outboundSettings.email = Global.UserEMail;
                         }
 
                         FillOutboundMux(outbound);
-
-                        outbound.settings.vnext = null;
                         break;
                     }
                 case EConfigType.HTTP:
                     {
-                        outbound.settings.address = _node.Address;
-                        outbound.settings.port = _node.Port;
+                        outboundSettings.address = _node.Address;
+                        outboundSettings.port = _node.Port;
 
                         if (protocolExtra.HttpHeaders.IsNotEmpty())
                         {
-                            outbound.settings.headers = JsonUtils.ParseJson(protocolExtra.HttpHeaders);
+                            outboundSettings.headers = JsonUtils.ParseJson(protocolExtra.HttpHeaders);
                         }
 
                         if (_node.Username.IsNotEmpty()
                             && _node.Password.IsNotEmpty())
                         {
-                            outbound.settings.user = _node.Username;
-                            outbound.settings.pass = _node.Password;
-                            outbound.settings.level = 1;
-                            outbound.settings.email = Global.UserEMail;
+                            outboundSettings.user = _node.Username;
+                            outboundSettings.pass = _node.Password;
+                            outboundSettings.level = 1;
+                            outboundSettings.email = Global.UserEMail;
                         }
 
                         FillOutboundMux(outbound);
-
-                        outbound.settings.vnext = null;
-                        outbound.settings.servers = null;
                         break;
                     }
                 case EConfigType.VLESS:
                     {
-                        VnextItem4Ray vnextItem;
-                        if (outbound.settings.vnext?.Count <= 0)
-                        {
-                            vnextItem = new VnextItem4Ray();
-                            outbound.settings.vnext.Add(vnextItem);
-                        }
-                        else
-                        {
-                            vnextItem = outbound.settings.vnext.First();
-                        }
-                        vnextItem.address = _node.Address;
-                        vnextItem.port = _node.Port;
-
-                        UsersItem4Ray usersItem;
-                        if (vnextItem.users.Count <= 0)
-                        {
-                            usersItem = new UsersItem4Ray();
-                            vnextItem.users.Add(usersItem);
-                        }
-                        else
-                        {
-                            usersItem = vnextItem.users.First();
-                        }
-                        usersItem.id = _node.Password;
-                        usersItem.email = Global.UserEMail;
-                        usersItem.encryption = protocolExtra.VlessEncryption;
+                        outboundSettings.address = _node.Address;
+                        outboundSettings.port = _node.Port;
+                        outboundSettings.id = _node.Password;
+                        outboundSettings.email = Global.UserEMail;
+                        outboundSettings.encryption = protocolExtra.VlessEncryption;
 
                         if (protocolExtra.Flow.IsNullOrEmpty())
                         {
@@ -236,46 +158,28 @@ public partial class CoreConfigV2rayService
                         }
                         else
                         {
-                            usersItem.flow = protocolExtra.Flow;
+                            outboundSettings.flow = protocolExtra.Flow;
                             FillOutboundMux(outbound, false, muxEnabled);
                         }
-                        outbound.settings.servers = null;
                         break;
                     }
                 case EConfigType.Trojan:
                     {
-                        ServersItem4Ray serversItem;
-                        if (outbound.settings.servers.Count <= 0)
-                        {
-                            serversItem = new ServersItem4Ray();
-                            outbound.settings.servers.Add(serversItem);
-                        }
-                        else
-                        {
-                            serversItem = outbound.settings.servers.First();
-                        }
-                        serversItem.address = _node.Address;
-                        serversItem.port = _node.Port;
-                        serversItem.password = _node.Password;
+                        outboundSettings.address = _node.Address;
+                        outboundSettings.port = _node.Port;
+                        outboundSettings.password = _node.Password;
 
-                        serversItem.ota = false;
-                        serversItem.level = 1;
+                        outboundSettings.ota = false;
+                        outboundSettings.level = 1;
 
                         FillOutboundMux(outbound);
-
-                        outbound.settings.vnext = null;
                         break;
                     }
                 case EConfigType.Hysteria2:
                     {
-                        outbound.settings = new()
-                        {
-                            version = 2,
-                            address = _node.Address,
-                            port = _node.Port,
-                            vnext = null,
-                            servers = null,
-                        };
+                        outboundSettings.address = _node.Address;
+                        outboundSettings.port = _node.Port;
+                        outboundSettings.version = 2;
                         break;
                     }
                 case EConfigType.WireGuard:
@@ -301,8 +205,6 @@ public partial class CoreConfigV2rayService
                             peers = [peer],
                         };
                         outbound.settings = setting;
-                        outbound.settings.vnext = null;
-                        outbound.settings.servers = null;
                         break;
                     }
             }

v2rayN/ServiceLib/Services/DownloadService.cs

@@ -13,29 +13,38 @@ public class DownloadService
 
     public string? AcceptHeader { get; init; }
 
+    public IReadOnlyDictionary<string, string>? RequestHeaders { get; init; }
+
     private static readonly string _tag = "DownloadService";
 
     /// <summary>
     /// Downloads data with the specified proxy and reports progress messages.
     /// </summary>
-    public async Task<int> DownloadDataAsync(string url, IWebProxy webProxy, int downloadTimeout, Func<bool, string, Task> updateFunc)
+    public async Task<int> DownloadDataAsync(string url, IWebProxy webProxy, Func<bool, string, Task> updateFunc, CancellationToken cancellationToken = default)
     {
         try
         {
-            var progress = new Progress<string>();
-            progress.ProgressChanged += (sender, value) => updateFunc?.Invoke(false, $"{value}");
-
             await DownloaderHelper.Instance.DownloadDataAsync4Speed(webProxy,
                   url,
-                  progress,
-                  downloadTimeout);
+                  OnProgress,
+                  cancellationToken);
+
+            void OnProgress(string message)
+            {
+                cancellationToken.ThrowIfCancellationRequested();
+                updateFunc.Invoke(false, $"{message}");
+            }
+        }
+        catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested)
+        {
+            throw;
         }
         catch (Exception ex)
         {
-            await updateFunc?.Invoke(false, ex.Message);
+            await updateFunc.Invoke(false, ex.Message);
             if (ex.InnerException != null)
             {
-                await updateFunc?.Invoke(false, ex.InnerException.Message);
+                await updateFunc.Invoke(false, ex.InnerException.Message);
             }
         }
         return 0;
@@ -44,23 +53,28 @@ public class DownloadService
     /// <summary>
     /// Downloads a file and reports progress through events.
     /// </summary>
-    public async Task DownloadFileAsync(FileDownloadRequest request, bool blProxy, TimeSpan connectTimeout)
+    public async Task DownloadFileAsync(FileDownloadRequest request, bool blProxy, CancellationToken cancellationToken = default)
     {
         try
         {
             UpdateCompleted?.Invoke(this, new UpdateResult(false, $"{ResUI.Downloading}   {request.FileUrl}"));
 
-            var webProxy = await GetWebProxy(blProxy);
+            var webProxy = await GetWebProxy(blProxy, cancellationToken);
             await DownloaderHelper.Instance.DownloadFileAsync(webProxy,
                 request,
                 OnProgress,
-                connectTimeout);
+                cancellationToken);
 
             void OnProgress(FileDownloadState state)
             {
+                cancellationToken.ThrowIfCancellationRequested();
                 UpdateCompleted?.Invoke(this, new UpdateResult(state.Completed, $"{Utils.HumanFy((long)state.SpeedBytesPerSecond / 1024)}/s | {Utils.HumanFy(state.DownloadedBytes / 1024)}/{Utils.HumanFy(state.TotalBytes / 1024)}"));
             }
         }
+        catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested)
+        {
+            throw;
+        }
         catch (Exception ex)
         {
             Logging.SaveLog(_tag, ex);
@@ -73,20 +87,21 @@ public class DownloadService
         }
     }
 
-    public async Task DownloadSmallFilesAsync(List<FileDownloadRequest> requests, bool blProxy, TimeSpan connectTimeout)
+    public async Task DownloadSmallFilesAsync(List<FileDownloadRequest> requests, bool blProxy, CancellationToken cancellationToken = default)
     {
         try
         {
             UpdateCompleted?.Invoke(this, new UpdateResult(false, $"{ResUI.Downloading} 0/{requests.Count}"));
 
-            var webProxy = await GetWebProxy(blProxy);
+            var webProxy = await GetWebProxy(blProxy, cancellationToken);
             await DownloaderHelper.Instance.DownloadSmallFilesAsync(webProxy,
                 requests,
                 OnProgress,
-                connectTimeout);
+                cancellationToken);
 
             void OnProgress(ReadOnlyMemory<FileDownloadState> states)
             {
+                cancellationToken.ThrowIfCancellationRequested();
                 var span = states.Span;
                 var completedCount = 0;
                 var downloadingStates = new List<FileDownloadState>();
@@ -127,6 +142,10 @@ public class DownloadService
                 UpdateCompleted?.Invoke(this, new UpdateResult(allCompleted, $"{completedCount}/{span.Length} | {Utils.HumanFy((long)totalSpeed / 1024)}/s {Utils.HumanFy(totalDownloadedBytes / 1024)}/{Utils.HumanFy(totalTotalBytes / 1024)} {downloadingFileName}"));
             }
         }
+        catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested)
+        {
+            throw;
+        }
         catch (Exception ex)
         {
             Logging.SaveLog(_tag, ex);
@@ -142,12 +161,12 @@ public class DownloadService
     /// <summary>
     /// Gets redirect target URL without following redirects automatically.
     /// </summary>
-    public async Task<string?> UrlRedirectAsync(string url, bool blProxy)
+    public async Task<string?> UrlRedirectAsync(string url, bool blProxy, CancellationToken cancellationToken = default)
     {
         var webRequestHandler = new SocketsHttpHandler
         {
             AllowAutoRedirect = false,
-            Proxy = await GetWebProxy(blProxy)
+            Proxy = await GetWebProxy(blProxy, cancellationToken)
         };
         var certificateChainPolicy = CertPemManager.Instance.BuildCertificateChainPolicy();
         if (certificateChainPolicy != null)
@@ -157,7 +176,7 @@ public class DownloadService
         }
         using var client = new HttpClient(webRequestHandler);
 
-        var response = await client.GetAsync(url);
+        var response = await client.GetAsync(url, cancellationToken);
         if (response.StatusCode == HttpStatusCode.Redirect && response.Headers.Location is not null)
         {
             return response.Headers.Location.ToString();
@@ -173,26 +192,29 @@ public class DownloadService
     /// <summary>
     /// Tries to download string content using proxy switch setting.
     /// </summary>
-    public async Task<string?> TryDownloadString(string url, bool blProxy, string userAgent)
+    public async Task<string?> TryDownloadString(string url, bool blProxy, string userAgent, CancellationToken cancellationToken = default)
     {
-        var webProxy = await GetWebProxy(blProxy);
-        return await TryDownloadString(url, webProxy, userAgent);
+        var webProxy = await GetWebProxy(blProxy, cancellationToken);
+        return await TryDownloadString(url, webProxy, userAgent, cancellationToken);
     }
 
     /// <summary>
     /// Tries to download string content with a specified proxy.
     /// </summary>
-    public async Task<string?> TryDownloadString(string url, IWebProxy? webProxy, string userAgent)
+    public async Task<string?> TryDownloadString(string url, IWebProxy? webProxy, string userAgent, CancellationToken cancellationToken = default)
     {
-        var timeout = 15;
         try
         {
-            var result1 = await DownloadStringAsync(url, webProxy, userAgent, timeout);
+            var result1 = await DownloadStringAsync(url, webProxy, userAgent, cancellationToken);
             if (result1.IsNotEmpty())
             {
                 return result1;
             }
         }
+        catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested)
+        {
+            throw;
+        }
         catch (Exception ex)
         {
             Logging.SaveLog(_tag, ex);
@@ -205,12 +227,16 @@ public class DownloadService
 
         try
         {
-            var result2 = await DownloadStringViaDownloader(url, webProxy, userAgent, timeout);
+            var result2 = await DownloadStringViaDownloader(url, webProxy, userAgent, cancellationToken);
             if (result2.IsNotEmpty())
             {
                 return result2;
             }
         }
+        catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested)
+        {
+            throw;
+        }
         catch (Exception ex)
         {
             Logging.SaveLog(_tag, ex);
@@ -227,16 +253,16 @@ public class DownloadService
     /// <summary>
     /// Downloads string content via HttpClient.
     /// </summary>
-    private async Task<string?> DownloadStringAsync(string url, IWebProxy? webProxy, string userAgent, int timeout)
+    private async Task<string?> DownloadStringAsync(string url, IWebProxy? webProxy, string userAgent, CancellationToken cancellationToken = default)
     {
         try
         {
-            var connectTimeout = Math.Clamp(timeout / 5, 2, 5);
             var handler = new SocketsHttpHandler
             {
                 Proxy = webProxy,
                 UseProxy = webProxy != null,
-                ConnectTimeout = TimeSpan.FromSeconds(connectTimeout)
+                AutomaticDecompression = DecompressionMethods.All,
+                ConnectTimeout = webProxy is null ? Global.DirectDownloadConnect : Global.ProxyDownloadConnect,
             };
             var certificateChainPolicy = CertPemManager.Instance.BuildCertificateChainPolicy();
             if (certificateChainPolicy != null)
@@ -245,10 +271,8 @@ public class DownloadService
                 handler.SslOptions.RemoteCertificateValidationCallback = null;
             }
 
-            using var client = new HttpClient(handler)
-            {
-                Timeout = Timeout.InfiniteTimeSpan
-            };
+            using var client = new HttpClient(HttpRequestHeadersHelper.CreateHandler(handler, RequestHeaders));
+            client.Timeout = Timeout.InfiniteTimeSpan;
 
             if (userAgent.IsNullOrEmpty())
             {
@@ -267,10 +291,15 @@ public class DownloadService
                 client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Basic", Utils.Base64Encode(uri.UserInfo));
             }
 
-            using var cts = new CancellationTokenSource();
-            cts.CancelAfter(TimeSpan.FromSeconds(timeout));
+            using var timeoutCts = new CancellationTokenSource();
+            timeoutCts.CancelAfter(webProxy is null ? Global.DirectFetch : Global.ProxyFetch);
+            using var linkedCts = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, timeoutCts.Token);
 
-            return await client.GetStringAsync(url, cts.Token);
+            return await client.GetStringAsync(url, linkedCts.Token);
+        }
+        catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested)
+        {
+            throw;
         }
         catch (Exception ex)
         {
@@ -288,7 +317,7 @@ public class DownloadService
     /// <summary>
     /// Downloads string content via DownloaderHelper.
     /// </summary>
-    private async Task<string?> DownloadStringViaDownloader(string url, IWebProxy? webProxy, string userAgent, int timeout)
+    private async Task<string?> DownloadStringViaDownloader(string url, IWebProxy? webProxy, string userAgent, CancellationToken cancellationToken = default)
     {
         try
         {
@@ -296,9 +325,13 @@ public class DownloadService
             {
                 userAgent = Utils.GetVersion(false);
             }
-            var result = await DownloaderHelper.Instance.DownloadStringAsync(webProxy, url, userAgent, timeout);
+            var result = await DownloaderHelper.Instance.DownloadStringAsync(webProxy, url, userAgent, RequestHeaders, AcceptHeader, cancellationToken);
             return result;
         }
+        catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested)
+        {
+            throw;
+        }
         catch (Exception ex)
         {
             Logging.SaveLog(_tag, ex);
@@ -314,14 +347,14 @@ public class DownloadService
     /// <summary>
     /// Creates local SOCKS proxy when proxy switch is enabled.
     /// </summary>
-    private async Task<WebProxy?> GetWebProxy(bool blProxy)
+    private async Task<WebProxy?> GetWebProxy(bool blProxy, CancellationToken cancellationToken = default)
     {
         if (!blProxy)
         {
             return null;
         }
         var port = AppManager.Instance.GetLocalPort(EInboundProtocol.socks);
-        if (await SocketCheck(Global.Loopback, port) == false)
+        if (await SocksPortCheck(Global.Loopback, port, cancellationToken) == false)
         {
             return null;
         }
@@ -332,18 +365,64 @@ public class DownloadService
     /// <summary>
     /// Checks whether the specified TCP endpoint is reachable.
     /// </summary>
-    private async Task<bool> SocketCheck(string ip, int port)
+    private async Task<bool> SocksPortCheck(string ip, int port, CancellationToken cancellationToken = default)
     {
-        try
+        using var rootTimeOutCts = new CancellationTokenSource(Global.LocalFetch);
+        using var rootCts = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, rootTimeOutCts.Token);
+        var rootToken = rootCts.Token;
+
+        // SOCKS5 client greeting: VER=5, NMETHODS=1, METHOD=0x00 (no auth)
+        ReadOnlyMemory<byte> greeting = new byte[] { 0x05, 0x01, 0x00 };
+        var buf = new byte[2];
+
+        while (!rootToken.IsCancellationRequested)
         {
-            IPEndPoint point = new(IPAddress.Parse(ip), port);
-            using Socket? sock = new(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
-            await sock.ConnectAsync(point);
-            return true;
-        }
-        catch (Exception)
-        {
-            return false;
+            using var tcp = new TcpClient();
+            using var attemptCts = new CancellationTokenSource(TimeSpan.FromMilliseconds(50));
+            using var linkedCts = CancellationTokenSource.CreateLinkedTokenSource(rootToken, attemptCts.Token);
+            var linkedToken = linkedCts.Token;
+            try
+            {
+                await tcp.ConnectAsync(ip, port, linkedToken);
+                var stream = tcp.GetStream();
+
+                await stream.WriteAsync(greeting, linkedToken);
+
+                var read = await stream.ReadAsync(buf.AsMemory(0, 2), linkedToken);
+
+                // Server selection: VER=5, METHOD=0x00 — proxy is fully ready
+                if (read == 2 && buf[0] == 0x05)
+                {
+                    return true;
+                }
+            }
+            catch (OperationCanceledException)
+            {
+                if (!rootToken.IsCancellationRequested)
+                {
+                    continue;
+                }
+                Logging.SaveLog($"SocksPortCheck Timeout waiting for proxy port {port} to be ready.");
+                return false;
+            }
+            catch (SocketException ex) when (ex.SocketErrorCode == SocketError.ConnectionRefused)
+            {
+                // Connection refused, proxy not ready yet, wait 50ms before retrying
+                try
+                {
+                    await Task.Delay(50, rootToken);
+                }
+                catch (OperationCanceledException)
+                {
+                    Logging.SaveLog($"SocksPortCheck Timeout waiting for proxy port {port} to be ready.");
+                    return false;
+                }
+            }
+            catch
+            {
+                // Ignore other exceptions and continue
+            }
         }
+        return false;
     }
 }

v2rayN/ServiceLib/Services/SpeedtestService.cs

@@ -7,63 +7,117 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
     private static readonly string _tag = "SpeedtestService";
     private readonly Config? _config = config;
     private readonly Func<SpeedTestResult, Task>? _updateFunc = updateFunc;
-    private static readonly ConcurrentBag<string> _lstExitLoop = [];
+    private readonly Lock _runLock = new();
+    private CancellationTokenSource? _runCts;
     private readonly int _speedTestPageSize = config.SpeedTestItem.SpeedTestPageSize ?? Global.SpeedTestPageSize;
     private readonly TimeSpan _delayInterval = TimeSpan.FromSeconds(config.SpeedTestItem.SpeedTestDelayInterval ?? 1);
 
-    public void RunLoop(ESpeedActionType actionType, List<ProfileItem> selecteds)
+    public Task RunLoop(ESpeedActionType actionType, List<ProfileItem> selecteds, CancellationToken ct = default)
     {
-        Task.Run(async () =>
+        CancellationTokenSource runCts;
+
+        lock (_runLock)
         {
-            await RunAsync(actionType, selecteds);
-            await ProfileExManager.Instance.SaveTo();
-            await UpdateFunc("", ResUI.SpeedtestingCompleted);
-        });
+            _runCts?.Cancel();
+
+            runCts = CancellationTokenSource.CreateLinkedTokenSource(ct);
+
+            _runCts = runCts;
+        }
+
+        return RunLoopAsync(actionType, selecteds, runCts);
     }
 
     public void ExitLoop()
     {
-        if (!_lstExitLoop.IsEmpty)
+        CancellationTokenSource? runCts;
+
+        lock (_runLock)
+        {
+            runCts = _runCts;
+        }
+
+        if (runCts is not null)
         {
             _ = UpdateFunc("", ResUI.SpeedtestingStop);
-
-            _lstExitLoop.Clear();
+            runCts.Cancel();
         }
     }
 
-    private static bool ShouldStopTest(string exitLoopKey)
+    private async Task RunLoopAsync(ESpeedActionType actionType, List<ProfileItem> selecteds, CancellationTokenSource runCts)
     {
-        return _lstExitLoop.All(p => p != exitLoopKey);
+        try
+        {
+            await RunAsync(actionType, selecteds, runCts.Token);
+        }
+        catch (OperationCanceledException) when (runCts.IsCancellationRequested)
+        {
+            // Ignored
+        }
+        finally
+        {
+            try
+            {
+                await ProfileExManager.Instance.SaveTo();
+            }
+            finally
+            {
+                await UpdateFunc("", ResUI.SpeedtestingCompleted);
+            }
+
+            lock (_runLock)
+            {
+                if (ReferenceEquals(_runCts, runCts))
+                {
+                    _runCts = null;
+                }
+            }
+
+            runCts.Dispose();
+        }
     }
 
-    private async Task RunAsync(ESpeedActionType actionType, List<ProfileItem> selecteds)
+    private async Task RunAsync(ESpeedActionType actionType, List<ProfileItem> selecteds, CancellationToken ct = default)
     {
-        var exitLoopKey = Utils.GetGuid(false);
-        _lstExitLoop.Add(exitLoopKey);
-
         var lstSelected = await GetClearItem(actionType, selecteds);
+        var completedIds = new ConcurrentDictionary<string, byte>();
 
-        switch (actionType)
+        try
         {
-            case ESpeedActionType.Tcping:
-                await RunTcpingAsync(lstSelected, exitLoopKey);
-                break;
+            switch (actionType)
+            {
+                case ESpeedActionType.Tcping:
+                    await RunTcpingAsync(lstSelected, completedIds, ct);
+                    break;
 
-            case ESpeedActionType.Realping:
-                await RunRealPingBatchAsync(lstSelected, exitLoopKey);
-                break;
+                case ESpeedActionType.Realping:
+                    await RunRealPingBatchAsync(lstSelected, completedIds, 0, ct);
+                    break;
 
-            case ESpeedActionType.UdpTest:
-                await RunUdpTestBatchAsync(lstSelected, exitLoopKey);
-                break;
+                case ESpeedActionType.UdpTest:
+                    await RunUdpTestBatchAsync(lstSelected, completedIds, 0, ct);
+                    break;
 
-            case ESpeedActionType.Speedtest:
-                await RunMixedTestAsync(lstSelected, 1, true, exitLoopKey);
-                break;
+                case ESpeedActionType.Speedtest:
+                    await RunMixedTestAsync(lstSelected, completedIds, 1, true, ct);
+                    break;
 
-            case ESpeedActionType.Mixedtest:
-                await RunMixedTestAsync(lstSelected, _config.SpeedTestItem.MixedConcurrencyCount, true, exitLoopKey);
-                break;
+                case ESpeedActionType.Mixedtest:
+                    await RunMixedTestAsync(lstSelected, completedIds, _config.SpeedTestItem.MixedConcurrencyCount, true,
+                        ct);
+                    break;
+            }
+        }
+        catch (OperationCanceledException) when (ct.IsCancellationRequested)
+        {
+            _ = UpdateFunc("", ResUI.SpeedtestingStop);
+            await SetTestResultAsync(lstSelected.Where(it => !completedIds.ContainsKey(it.IndexId)).ToList(),
+                actionType, ResUI.SpeedtestingSkip).ConfigureAwait(false);
+        }
+        catch (Exception ex)
+        {
+            Logging.SaveLog(_tag, ex);
+            _ = UpdateFunc("", ex.Message);
         }
     }
 
@@ -103,29 +157,7 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
         }
 
         //clear test result
-        foreach (var it in lstSelected)
-        {
-            switch (actionType)
-            {
-                case ESpeedActionType.Tcping:
-                case ESpeedActionType.Realping:
-                case ESpeedActionType.UdpTest:
-                    await UpdateFunc(it.IndexId, ResUI.Speedtesting, "");
-                    ProfileExManager.Instance.SetTestDelay(it.IndexId, 0);
-                    break;
-
-                case ESpeedActionType.Speedtest:
-                    await UpdateFunc(it.IndexId, "", ResUI.SpeedtestingWait);
-                    ProfileExManager.Instance.SetTestSpeed(it.IndexId, 0);
-                    break;
-
-                case ESpeedActionType.Mixedtest:
-                    await UpdateFunc(it.IndexId, ResUI.Speedtesting, ResUI.SpeedtestingWait);
-                    ProfileExManager.Instance.SetTestDelay(it.IndexId, 0);
-                    ProfileExManager.Instance.SetTestSpeed(it.IndexId, 0);
-                    break;
-            }
-        }
+        await SetTestResultAsync(lstSelected, actionType, ResUI.Speedtesting).ConfigureAwait(false);
 
         if (lstSelected.Count > 1 && (actionType == ESpeedActionType.Speedtest || actionType == ESpeedActionType.Mixedtest))
         {
@@ -135,56 +167,70 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
         return lstSelected;
     }
 
-    private async Task RunTcpingAsync(List<ServerTestItem> selecteds, string exitLoopKey)
+    private async Task SetTestResultAsync(List<ServerTestItem> lstSelected, ESpeedActionType actionType, string message)
+    {
+        foreach (var it in lstSelected)
+        {
+            switch (actionType)
+            {
+                case ESpeedActionType.Tcping:
+                case ESpeedActionType.Realping:
+                case ESpeedActionType.UdpTest:
+                    await UpdateFunc(it.IndexId, message, "");
+                    break;
+
+                case ESpeedActionType.Speedtest:
+                    await UpdateFunc(it.IndexId, "", message);
+                    break;
+
+                case ESpeedActionType.Mixedtest:
+                    await UpdateFunc(it.IndexId, message, message);
+                    break;
+            }
+        }
+    }
+
+    private async Task RunTcpingAsync(List<ServerTestItem> selecteds,
+        ConcurrentDictionary<string, byte> completedIds, CancellationToken ct = default)
     {
         var pageSize = Math.Min(selecteds.Count, _speedTestPageSize);
         var lstBatch = GetTestBatchItem(selecteds, pageSize);
 
         foreach (var lst in lstBatch)
         {
-            if (ShouldStopTest(exitLoopKey))
-            {
-                await UpdateFunc("", ResUI.SpeedtestingSkip);
-                return;
-            }
+            ct.ThrowIfCancellationRequested();
 
-            List<Task> tasks = [];
-
-            foreach (var it in lst)
+            var parallelOptions = new ParallelOptions
             {
-                if (ShouldStopTest(exitLoopKey))
+                CancellationToken = ct,
+            };
+
+            await Parallel.ForEachAsync(lst, parallelOptions, async (item, innerCt) =>
+            {
+                try
                 {
-                    return;
+                    var responseTime = await GetTcpingTime(item.Address, item.Port, innerCt);
+
+                    ProfileExManager.Instance.SetTestDelay(item.IndexId, responseTime);
+                    await UpdateFunc(item.IndexId, responseTime.ToString());
+                    completedIds.TryAdd(item.IndexId, 0);
                 }
-
-                tasks.Add(Task.Run(async () =>
+                catch (OperationCanceledException) when (ct.IsCancellationRequested)
                 {
-                    try
-                    {
-                        var responseTime = await GetTcpingTime(it.Address, it.Port);
+                    throw;
+                }
+                catch (Exception ex)
+                {
+                    Logging.SaveLog(_tag, ex);
+                }
+            });
 
-                        ProfileExManager.Instance.SetTestDelay(it.IndexId, responseTime);
-                        await UpdateFunc(it.IndexId, responseTime.ToString());
-                    }
-                    catch (Exception ex)
-                    {
-                        Logging.SaveLog(_tag, ex);
-                    }
-                }));
-            }
-
-            await Task.WhenAll(tasks);
-
-            if (ShouldStopTest(exitLoopKey))
-            {
-                return;
-            }
-
-            await Task.Delay(_delayInterval);
+            await Task.Delay(_delayInterval, ct);
         }
     }
 
-    private async Task RunRealPingBatchAsync(List<ServerTestItem> lstSelected, string exitLoopKey, int pageSize = 0)
+    private async Task RunRealPingBatchAsync(List<ServerTestItem> lstSelected,
+        ConcurrentDictionary<string, byte> completedIds, int pageSize = 0, CancellationToken ct = default)
     {
         if (pageSize <= 0)
         {
@@ -195,38 +241,35 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
         List<ServerTestItem> lstFailed = [];
         foreach (var lst in lstTest)
         {
-            var ret = await RunRealPingAsync(lst, exitLoopKey);
+            var ret = await RunRealPingAsync(lst, completedIds, ct);
             if (ret == false)
             {
                 lstFailed.AddRange(lst);
             }
-            await Task.Delay(_delayInterval);
+            await Task.Delay(_delayInterval, ct);
         }
 
         //Retest the failed part
         var pageSizeNext = pageSize / 2;
         if (lstFailed.Count > 0 && pageSizeNext > 0)
         {
-            if (ShouldStopTest(exitLoopKey))
-            {
-                await UpdateFunc("", ResUI.SpeedtestingSkip);
-                return;
-            }
+            ct.ThrowIfCancellationRequested();
 
             await UpdateFunc("", string.Format(ResUI.SpeedtestingTestFailedPart, lstFailed.Count));
 
             if (pageSizeNext > _config.SpeedTestItem.MixedConcurrencyCount)
             {
-                await RunRealPingBatchAsync(lstFailed, exitLoopKey, pageSizeNext);
+                await RunRealPingBatchAsync(lstFailed, completedIds, pageSizeNext, ct);
             }
             else
             {
-                await RunMixedTestAsync(lstSelected, _config.SpeedTestItem.MixedConcurrencyCount, false, exitLoopKey);
+                await RunMixedTestAsync(lstSelected, completedIds, _config.SpeedTestItem.MixedConcurrencyCount, false, ct);
             }
         }
     }
 
-    private async Task<bool> RunRealPingAsync(List<ServerTestItem> selecteds, string exitLoopKey)
+    private async Task<bool> RunRealPingAsync(List<ServerTestItem> selecteds,
+        ConcurrentDictionary<string, byte> completedIds, CancellationToken ct = default)
     {
         ProcessService processService = null;
         try
@@ -236,28 +279,39 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
             {
                 return false;
             }
-            await Task.Delay(1000);
+            await Task.Delay(1000, ct);
 
-            List<Task> tasks = [];
-            foreach (var it in selecteds)
+            var parallelOptions = new ParallelOptions
+            {
+                CancellationToken = ct,
+            };
+
+            await Parallel.ForEachAsync(selecteds, parallelOptions, async (it, innerCt) =>
             {
                 if (!it.AllowTest)
                 {
                     await UpdateFunc(it.IndexId, ResUI.SpeedtestingSkip);
-                    continue;
+                    completedIds.TryAdd(it.IndexId, 0);
+                    return;
                 }
 
-                if (ShouldStopTest(exitLoopKey))
+                try
                 {
-                    return false;
+                    await DoRealPing(it, completedIds, innerCt);
                 }
-
-                tasks.Add(Task.Run(async () =>
+                catch (OperationCanceledException) when (ct.IsCancellationRequested)
                 {
-                    await DoRealPing(it);
-                }));
-            }
-            await Task.WhenAll(tasks);
+                    throw;
+                }
+                catch (Exception ex)
+                {
+                    Logging.SaveLog(_tag, ex);
+                }
+            });
+        }
+        catch (OperationCanceledException) when (ct.IsCancellationRequested)
+        {
+            throw;
         }
         catch (Exception ex)
         {
@@ -273,7 +327,8 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
         return true;
     }
 
-    private async Task RunUdpTestBatchAsync(List<ServerTestItem> lstSelected, string exitLoopKey, int pageSize = 0)
+    private async Task RunUdpTestBatchAsync(List<ServerTestItem> lstSelected,
+        ConcurrentDictionary<string, byte> completedIds, int pageSize = 0, CancellationToken ct = default)
     {
         if (pageSize <= 0)
         {
@@ -284,30 +339,27 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
         List<ServerTestItem> lstFailed = [];
         foreach (var lst in lstTest)
         {
-            var ret = await RunUdpTestAsync(lst, exitLoopKey);
+            var ret = await RunUdpTestAsync(lst, completedIds, ct);
             if (ret == false)
             {
                 lstFailed.AddRange(lst);
             }
-            await Task.Delay(_delayInterval);
+            await Task.Delay(_delayInterval, ct);
         }
 
         //Retest the failed part
         if (lstFailed.Count > 0)
         {
-            if (ShouldStopTest(exitLoopKey))
-            {
-                await UpdateFunc("", ResUI.SpeedtestingSkip);
-                return;
-            }
+            ct.ThrowIfCancellationRequested();
 
             await UpdateFunc("", string.Format(ResUI.SpeedtestingTestFailedPart, lstFailed.Count));
 
-            await RunUdpTestAsync(lstFailed, exitLoopKey);
+            await RunUdpTestAsync(lstFailed, completedIds, ct);
         }
     }
 
-    private async Task<bool> RunUdpTestAsync(List<ServerTestItem> selecteds, string exitLoopKey)
+    private async Task<bool> RunUdpTestAsync(List<ServerTestItem> selecteds,
+        ConcurrentDictionary<string, byte> completedIds, CancellationToken ct = default)
     {
         ProcessService processService = null;
         try
@@ -317,27 +369,39 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
             {
                 return false;
             }
-            await Task.Delay(1000);
+            await Task.Delay(1000, ct);
 
-            List<Task> tasks = [];
-            foreach (var it in selecteds)
+            var parallelOptions = new ParallelOptions
+            {
+                CancellationToken = ct,
+            };
+
+            await Parallel.ForEachAsync(selecteds, parallelOptions, async (it, innerCt) =>
             {
                 if (!it.AllowTest)
                 {
-                    continue;
+                    await UpdateFunc(it.IndexId, ResUI.SpeedtestingSkip);
+                    completedIds.TryAdd(it.IndexId, 0);
+                    return;
                 }
 
-                if (ShouldStopTest(exitLoopKey))
+                try
                 {
-                    return false;
+                    await DoUdpTest(it, completedIds, innerCt);
                 }
-
-                tasks.Add(Task.Run(async () =>
+                catch (OperationCanceledException) when (ct.IsCancellationRequested)
                 {
-                    await DoUdpTest(it);
-                }));
-            }
-            await Task.WhenAll(tasks);
+                    throw;
+                }
+                catch (Exception ex)
+                {
+                    Logging.SaveLog(_tag, ex);
+                }
+            });
+        }
+        catch (OperationCanceledException) when (ct.IsCancellationRequested)
+        {
+            throw;
         }
         catch (Exception ex)
         {
@@ -353,81 +417,77 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
         return true;
     }
 
-    private async Task RunMixedTestAsync(List<ServerTestItem> selecteds, int concurrencyCount, bool blSpeedTest, string exitLoopKey)
+    private async Task RunMixedTestAsync(List<ServerTestItem> selecteds,
+        ConcurrentDictionary<string, byte> completedIds, int concurrencyCount, bool blSpeedTest,
+        CancellationToken ct = default)
     {
-        using var concurrencySemaphore = new SemaphoreSlim(concurrencyCount);
         var downloadHandle = new DownloadService();
-        List<Task> tasks = [];
-        foreach (var it in selecteds)
+
+        var parallelOptions = new ParallelOptions
         {
-            if (ShouldStopTest(exitLoopKey))
+            MaxDegreeOfParallelism = concurrencyCount,
+            CancellationToken = ct,
+        };
+
+        await Parallel.ForEachAsync(selecteds, parallelOptions, async (it, innerCt) =>
+        {
+            innerCt.ThrowIfCancellationRequested();
+
+            ProcessService processService = null;
+            try
             {
-                await UpdateFunc(it.IndexId, "", ResUI.SpeedtestingSkip);
-                continue;
+                processService = await CoreManager.Instance.LoadCoreConfigSpeedtest(it);
+                if (processService is null)
+                {
+                    await UpdateFunc(it.IndexId, "", ResUI.FailedToRunCore);
+                    return;
+                }
+
+                await Task.Delay(1000, innerCt);
+
+                var delay = await DoRealPing(it, completedIds, innerCt);
+                if (blSpeedTest)
+                {
+                    if (delay > 0)
+                    {
+                        await DoSpeedTest(downloadHandle, it, completedIds, innerCt);
+                    }
+                    else
+                    {
+                        await UpdateFunc(it.IndexId, "", ResUI.SpeedtestingSkip);
+                    }
+                }
             }
-            await concurrencySemaphore.WaitAsync();
-
-            tasks.Add(Task.Run(async () =>
+            catch (OperationCanceledException) when (ct.IsCancellationRequested)
             {
-                ProcessService processService = null;
-                try
+                throw;
+            }
+            catch (Exception ex)
+            {
+                Logging.SaveLog(_tag, ex);
+            }
+            finally
+            {
+                if (processService != null)
                 {
-                    processService = await CoreManager.Instance.LoadCoreConfigSpeedtest(it);
-                    if (processService is null)
-                    {
-                        await UpdateFunc(it.IndexId, "", ResUI.FailedToRunCore);
-                        return;
-                    }
-
-                    await Task.Delay(1000);
-
-                    var delay = await DoRealPing(it);
-                    if (blSpeedTest)
-                    {
-                        if (ShouldStopTest(exitLoopKey))
-                        {
-                            await UpdateFunc(it.IndexId, "", ResUI.SpeedtestingSkip);
-                            return;
-                        }
-
-                        if (delay > 0)
-                        {
-                            await DoSpeedTest(downloadHandle, it);
-                        }
-                        else
-                        {
-                            await UpdateFunc(it.IndexId, "", ResUI.SpeedtestingSkip);
-                        }
-                    }
+                    await processService.StopAsync();
                 }
-                catch (Exception ex)
-                {
-                    Logging.SaveLog(_tag, ex);
-                }
-                finally
-                {
-                    if (processService != null)
-                    {
-                        await processService?.StopAsync();
-                    }
-                    concurrencySemaphore.Release();
-                }
-            }));
-        }
-        await Task.WhenAll(tasks);
+            }
+        });
     }
 
-    private async Task<int> DoRealPing(ServerTestItem it)
+    private async Task<int> DoRealPing(ServerTestItem it,
+        ConcurrentDictionary<string, byte> completedIds, CancellationToken ct = default)
     {
         var webProxy = new WebProxy($"socks5://{Global.Loopback}:{it.Port}");
-        var responseTime = await ConnectionHandler.GetRealPingTime(webProxy);
+        var responseTime = await ConnectionHandler.GetRealPingTime(webProxy, ct);
 
         ProfileExManager.Instance.SetTestDelay(it.IndexId, responseTime);
         await UpdateFunc(it.IndexId, responseTime.ToString());
 
         if (!_config.UiItem.HideColumnIpInfo && responseTime > 0)
         {
-            var ipInfo = await ConnectionHandler.GetIPInfo(webProxy);
+            var ipInfo = await ConnectionHandler.GetIPInfo(webProxy, ct);
             var ipStr = ipInfo?.ToString() ?? Global.None;
             ProfileExManager.Instance.SetTestIpInfo(it.IndexId, ipStr);
             await UpdateIpInfoFunc(it.IndexId, ipStr);
@@ -437,17 +497,22 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
             await UpdateIpInfoFunc(it.IndexId, ResUI.SpeedtestingSkip);
         }
 
+        completedIds.TryAdd(it.IndexId, 0);
         return responseTime;
     }
 
-    private async Task DoSpeedTest(DownloadService downloadHandle, ServerTestItem it)
+    private async Task DoSpeedTest(DownloadService downloadHandle, ServerTestItem it,
+        ConcurrentDictionary<string, byte> completedIds, CancellationToken ct = default)
     {
         await UpdateFunc(it.IndexId, "", ResUI.Speedtesting);
 
         var webProxy = new WebProxy($"socks5://{Global.Loopback}:{it.Port}");
         var url = _config.SpeedTestItem.SpeedTestUrl;
         var timeout = _config.SpeedTestItem.SpeedTestTimeout;
-        await downloadHandle.DownloadDataAsync(url, webProxy, timeout, async (success, msg) =>
+        using var timeoutCts = new CancellationTokenSource(TimeSpan.FromSeconds(timeout));
+        using var linkedCts = CancellationTokenSource.CreateLinkedTokenSource(ct, timeoutCts.Token);
+        var linkedCt = linkedCts.Token;
+        await downloadHandle.DownloadDataAsync(url, webProxy, async (success, msg) =>
         {
             decimal.TryParse(msg, out var dec);
             if (dec > 0)
@@ -455,34 +520,34 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
                 ProfileExManager.Instance.SetTestSpeed(it.IndexId, dec);
             }
             await UpdateFunc(it.IndexId, "", msg);
-        });
+        }, linkedCt);
+        completedIds.TryAdd(it.IndexId, 0);
     }
 
-    private async Task<int> DoUdpTest(ServerTestItem it)
+    private async Task<int> DoUdpTest(ServerTestItem it,
+        ConcurrentDictionary<string, byte> completedIds, CancellationToken ct = default)
     {
         var udpService = UdpTestService.CreateFromTarget(_config?.SpeedTestItem.UdpTestTarget, out var udpTestUrl);
-        var responseTime = -1;
-        try
-        {
-            responseTime = (int)(await udpService.SendUdpRequestAsync(udpTestUrl, it.Port, TimeSpan.FromSeconds(5))).TotalMilliseconds;
-        }
-        catch
-        {
-            // ignored
-        }
+        var responseTime = (int)(await udpService.SendUdpRequestAsync(udpTestUrl, it.Port, ct)).TotalMilliseconds;
 
         ProfileExManager.Instance.SetTestDelay(it.IndexId, responseTime);
         await UpdateFunc(it.IndexId, responseTime.ToString());
+        completedIds.TryAdd(it.IndexId, 0);
         return responseTime;
     }
 
-    private async Task<int> GetTcpingTime(string url, int port)
+    private async Task<int> GetTcpingTime(string? url, int port, CancellationToken ct = default)
     {
         var responseTime = -1;
 
+        if (url.IsNullOrEmpty() || port <= 0)
+        {
+            return responseTime;
+        }
+
         if (!IPAddress.TryParse(url, out var ipAddress))
         {
-            var ipHostInfo = await Dns.GetHostEntryAsync(url);
+            var ipHostInfo = await Dns.GetHostEntryAsync(url, ct);
             ipAddress = ipHostInfo.AddressList.First();
         }
 
@@ -492,13 +557,11 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
         var timer = Stopwatch.StartNew();
         try
         {
-            using var cts = new CancellationTokenSource(TimeSpan.FromSeconds(5));
-            await clientSocket.ConnectAsync(endPoint, cts.Token).ConfigureAwait(false);
+            using var timeoutCts = new CancellationTokenSource(TimeSpan.FromSeconds(5));
+            using var linkedCts = CancellationTokenSource.CreateLinkedTokenSource(ct, timeoutCts.Token);
+            await clientSocket.ConnectAsync(endPoint, linkedCts.Token).ConfigureAwait(false);
             responseTime = (int)timer.ElapsedMilliseconds;
         }
-        catch (OperationCanceledException)
-        {
-        }
         finally
         {
             timer.Stop();

v2rayN/ServiceLib/Services/UpdateService.cs

@@ -4,10 +4,9 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
 {
     private readonly Config? _config = config;
     private readonly Func<bool, string, Task>? _updateFunc = updateFunc;
-    private readonly int _timeout = 30;
     private static readonly string _tag = "UpdateService";
 
-    public async Task CheckUpdateGuiN(bool preRelease, bool blProxy = true)
+    public async Task CheckUpdateGuiN(bool preRelease, bool blProxy = true, CancellationToken cancellationToken = default)
     {
         var url = string.Empty;
         var fileName = string.Empty;
@@ -39,7 +38,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
 
             url = result.Url!;
             fileName = Utils.GetTempPath(Utils.GetGuid());
-            await downloadHandle.DownloadFileAsync(new() { FileUrl = url, FilePath = fileName }, blProxy, TimeSpan.FromSeconds(_timeout));
+            await downloadHandle.DownloadFileAsync(new() { FileUrl = url, FilePath = fileName }, blProxy, cancellationToken);
         }
         else
         {
@@ -47,7 +46,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
         }
     }
 
-    public async Task CheckUpdateCore(ECoreType type, bool preRelease, bool blProxy = true)
+    public async Task CheckUpdateCore(ECoreType type, bool preRelease, bool blProxy = true, CancellationToken cancellationToken = default)
     {
         var url = string.Empty;
         var fileName = string.Empty;
@@ -89,7 +88,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
             url = result.Url!;
             var ext = url.Contains(".tar.gz") ? ".tar.gz" : Path.GetExtension(url);
             fileName = Utils.GetTempPath(Utils.GetGuid() + ext);
-            await downloadHandle.DownloadFileAsync(new() { FileUrl = url, FilePath = fileName }, blProxy, TimeSpan.FromSeconds(_timeout));
+            await downloadHandle.DownloadFileAsync(new() { FileUrl = url, FilePath = fileName }, blProxy, cancellationToken);
         }
         else
         {
@@ -100,7 +99,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
         }
     }
 
-    public async Task<UpdateResult> CheckHasUpdateOnly(ECoreType type, bool preRelease, bool blProxy = true)
+    public async Task<UpdateResult> CheckHasUpdateOnly(ECoreType type, bool preRelease, bool blProxy = true, CancellationToken cancellationToken = default)
     {
         if (!CoreInfoManager.Instance.IsCheckUpdateSupported(type))
         {
@@ -109,10 +108,10 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
 
         var downloadHandle = new DownloadService();
         var checkPreRelease = CoreInfoManager.Instance.GetCheckPreRelease(type, preRelease);
-        return await CheckUpdateAsync(downloadHandle, type, checkPreRelease, blProxy);
+        return await CheckUpdateAsync(downloadHandle, type, checkPreRelease, blProxy, cancellationToken);
     }
 
-    public async Task<List<string>> CheckHasUpdateOnlyAll(bool preRelease, bool blProxy = true)
+    public async Task<List<string>> CheckHasUpdateOnlyAll(bool preRelease, bool blProxy = true, CancellationToken cancellationToken = default)
     {
         var msgs = new List<string>();
         foreach (var type in CoreInfoManager.Instance.GetCheckUpdateCoreTypes())
@@ -122,7 +121,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
                 continue;
             }
 
-            var result = await CheckHasUpdateOnly(type, preRelease, blProxy);
+            var result = await CheckHasUpdateOnly(type, preRelease, blProxy, cancellationToken);
             if (result.Success && result.Version != null)
             {
                 var msg = string.Format(ResUI.MsgCheckUpdateHasNewVersion, type, result.Version);
@@ -137,7 +136,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
         return msgs;
     }
 
-    public async Task UpdateGeoFileAll(bool blProxy = true)
+    public async Task UpdateGeoFileAll(bool blProxy = true, CancellationToken cancellationToken = default)
     {
         var requests = new List<FileDownloadRequest>();
         requests.AddRange(GetGeoFilesRequest());
@@ -145,22 +144,22 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
         requests.AddRange(await GetSrsFileAllRequest());
         // NOTE: srs files are more small, so we reverse the order to ensure a good download experience for the user.
         requests.Reverse();
-        await DownloadGeoFiles(requests, blProxy);
+        await DownloadGeoFiles(requests, blProxy, cancellationToken);
         await UpdateFunc(true, string.Format(ResUI.MsgDownloadGeoFileSuccessfully, "geo"));
     }
 
     #region CheckUpdate private
 
-    private async Task<UpdateResult> CheckUpdateAsync(DownloadService downloadHandle, ECoreType type, bool preRelease, bool blProxy)
+    private async Task<UpdateResult> CheckUpdateAsync(DownloadService downloadHandle, ECoreType type, bool preRelease, bool blProxy, CancellationToken cancellationToken = default)
     {
         try
         {
-            var result = await GetRemoteVersion(downloadHandle, type, preRelease, blProxy);
+            var result = await GetRemoteVersion(downloadHandle, type, preRelease, blProxy, cancellationToken);
             if (!result.Success || result.Version is null)
             {
                 return result;
             }
-            return await ParseDownloadUrl(type, result);
+            return await ParseDownloadUrl(type, result, cancellationToken);
         }
         catch (Exception ex)
         {
@@ -170,14 +169,14 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
         }
     }
 
-    private async Task<UpdateResult> GetRemoteVersion(DownloadService downloadHandle, ECoreType type, bool preRelease, bool blProxy)
+    private async Task<UpdateResult> GetRemoteVersion(DownloadService downloadHandle, ECoreType type, bool preRelease, bool blProxy, CancellationToken cancellationToken = default)
     {
         var coreInfo = CoreInfoManager.Instance.GetCoreInfo(type);
         var tagName = string.Empty;
         if (preRelease || coreInfo?.LockedMaxVersion != null)
         {
             var url = coreInfo?.ReleaseApiUrl;
-            var result = await downloadHandle.TryDownloadString(url, blProxy, Global.AppName);
+            var result = await downloadHandle.TryDownloadString(url, blProxy, Global.AppName, cancellationToken);
             if (result.IsNullOrEmpty())
             {
                 return new UpdateResult(false, "");
@@ -209,7 +208,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
         else
         {
             var url = Path.Combine(coreInfo.Url, "latest");
-            var lastUrl = await downloadHandle.UrlRedirectAsync(url, blProxy);
+            var lastUrl = await downloadHandle.UrlRedirectAsync(url, blProxy, cancellationToken);
             if (lastUrl == null)
             {
                 return new UpdateResult(false, "");
@@ -223,7 +222,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
     [GeneratedRegex(@"v?(?<version>\d+\.\d+\.\d+(?:-[0-9a-zA-Z.-]+)?(?:\+[0-9a-zA-Z.-]+)?)", RegexOptions.IgnoreCase)]
     private static partial Regex SemVerRegex();
 
-    private async Task<SemanticVersion> GetCoreVersion(ECoreType type)
+    private async Task<SemanticVersion> GetCoreVersion(ECoreType type, CancellationToken cancellationToken = default)
     {
         try
         {
@@ -246,7 +245,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
                 return new SemanticVersion("");
             }
 
-            var result = await Utils.GetCliWrapOutput(filePath, coreInfo.VersionArg);
+            var result = await Utils.GetCliWrapOutput(filePath, coreInfo.VersionArg, cancellationToken);
             var echo = result ?? "";
             var version = SemVerRegex().Match(echo).Groups["version"].Value;
             return new SemanticVersion(version);
@@ -259,7 +258,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
         }
     }
 
-    private async Task<UpdateResult> ParseDownloadUrl(ECoreType type, UpdateResult result)
+    private async Task<UpdateResult> ParseDownloadUrl(ECoreType type, UpdateResult result, CancellationToken cancellationToken = default)
     {
         try
         {
@@ -276,7 +275,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
                 case ECoreType.v2fly_v5:
                 case ECoreType.mihomo:
                     {
-                        curVersion = await GetCoreVersion(type);
+                        curVersion = await GetCoreVersion(type, cancellationToken);
                         message = string.Format(ResUI.IsLatestCore, type, curVersion.ToStandardVersionString("v"));
                         url = string.Format(coreUrl, version);
                         break;
@@ -284,7 +283,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
 
                 case ECoreType.sing_box:
                     {
-                        curVersion = await GetCoreVersion(type);
+                        curVersion = await GetCoreVersion(type, cancellationToken);
                         message = string.Format(ResUI.IsLatestCore, type, curVersion.ToStandardVersionString("v"));
                         url = string.Format(coreUrl, version, version.ToString().RemovePrefix("v"));
                         break;
@@ -531,7 +530,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
         };
     }
 
-    private async Task DownloadGeoFiles(List<FileDownloadRequest> requests, bool blProxy)
+    private async Task DownloadGeoFiles(List<FileDownloadRequest> requests, bool blProxy, CancellationToken cancellationToken = default)
     {
         var tmpFilePathDict = new Dictionary<string, string>();
         var tmpFileRequests = new List<FileDownloadRequest>();
@@ -586,7 +585,7 @@ public partial class UpdateService(Config config, Func<bool, string, Task> updat
             _ = UpdateFunc(false, args.GetException().Message);
         };
 
-        await downloadHandle.DownloadSmallFilesAsync(tmpFileRequests, blProxy, TimeSpan.FromSeconds(_timeout));
+        await downloadHandle.DownloadSmallFilesAsync(tmpFileRequests, blProxy, cancellationToken);
     }
 
     #endregion Geo private

v2rayN/ServiceLib/ViewModels/ClashConnectionsViewModel.cs

@@ -24,12 +24,19 @@ public partial class ClashConnectionsViewModel : MyReactiveObject
             await ClashConnectionClose(true);
         });
 
-        _ = Task.Factory.StartNew(
-            async () => await GetClashConnectionsTask(),
-            CancellationToken.None,
-            TaskCreationOptions.LongRunning,
-            TaskScheduler.Default
-        );
+        this.WhenActivated(disposables =>
+        {
+            var cancelDisposable = new CancellationDisposable();
+            cancelDisposable.DisposeWith(disposables);
+            var token = cancelDisposable.Token;
+
+            Task.Factory.StartNew(
+                async () => await GetClashConnectionsTask(token),
+                token,
+                TaskCreationOptions.LongRunning,
+                TaskScheduler.Default
+            );
+        });
     }
 
     public BulkObservableCollection<ClashConnectionModel> ConnectionItems { get; } = [];
@@ -63,8 +70,20 @@ public partial class ClashConnectionsViewModel : MyReactiveObject
         var lstModel = new List<ClashConnectionModel>();
         foreach (var item in connections ?? [])
         {
-            var host =
-                $"{(item.metadata.host.IsNullOrEmpty() ? item.metadata.destinationIP : item.metadata.host)}:{item.metadata.destinationPort}";
+            if (item.metadata == null)
+            {
+                continue;
+            }
+            var dest = item.metadata.host.IsNullOrEmpty() ? item.metadata.destinationIP : item.metadata.host;
+            var hostSb = new StringBuilder();
+            hostSb.Append(dest);
+            hostSb.Append($":{item.metadata.destinationPort}");
+            if (!string.IsNullOrEmpty(item.metadata.sniffHost) &&
+                dest?.Equals(item.metadata.sniffHost, StringComparison.OrdinalIgnoreCase) == false)
+            {
+                hostSb.Append($" ({item.metadata.sniffHost})");
+            }
+            var host = hostSb.ToString();
             if (HostFilter.IsNotEmpty() && !host.Contains(HostFilter))
             {
                 continue;
@@ -79,6 +98,7 @@ public partial class ClashConnectionsViewModel : MyReactiveObject
                 Time = (dtNow - item.start).TotalSeconds < 0 ? 1 : (dtNow - item.start).TotalSeconds,
                 Elapsed = (dtNow - item.start).ToString(@"hh\:mm\:ss"),
                 Chain = $"{item.rule} , {string.Join("->", item.chains ?? [])}",
+                ProcessPath = item.metadata.processPath,
             };
 
             lstModel.Add(model);
@@ -104,29 +124,40 @@ public partial class ClashConnectionsViewModel : MyReactiveObject
         await GetClashConnections();
     }
 
-    public async Task GetClashConnectionsTask()
+    public async Task GetClashConnectionsTask(CancellationToken token = default)
     {
-        var numOfExecuted = 1;
-        while (true)
+        try
         {
-            await Task.Delay(1000 * 5);
-            numOfExecuted++;
-            if (!(AutoRefresh && AppManager.Instance.ShowInTaskbar &&
-                  AppManager.Instance.IsRunningCore(ECoreType.sing_box)))
+            var numOfExecuted = 1;
+            while (!token.IsCancellationRequested)
             {
-                continue;
-            }
+                await Task.Delay(1000, token);
+                numOfExecuted++;
+                if (!(AutoRefresh && AppManager.Instance.ShowInTaskbar &&
+                      AppManager.Instance.IsRunningCore(ECoreType.sing_box)))
+                {
+                    continue;
+                }
 
-            if (_config.ClashUIItem.ConnectionsRefreshInterval <= 0)
-            {
-                continue;
-            }
+                if (_config.ClashUIItem.ConnectionsRefreshInterval <= 0)
+                {
+                    continue;
+                }
 
-            if (numOfExecuted % _config.ClashUIItem.ConnectionsRefreshInterval != 0)
-            {
-                continue;
+                if (numOfExecuted % _config.ClashUIItem.ConnectionsRefreshInterval != 0)
+                {
+                    continue;
+                }
+                await GetClashConnections();
             }
-            await GetClashConnections();
+        }
+        catch (OperationCanceledException)
+        {
+            // Ignored
+        }
+        catch (Exception ex)
+        {
+            Logging.SaveLog("GetClashConnectionsTask", ex);
         }
     }
 }

v2rayN/ServiceLib/ViewModels/ClashProxiesViewModel.cs

@@ -55,12 +55,19 @@ public partial class ClashProxiesViewModel : MyReactiveObject
 
         #endregion WhenAnyValue && ReactiveCommand
 
-        _ = Task.Factory.StartNew(
-            async () => await GetClashProxiesTask(),
-            CancellationToken.None,
-            TaskCreationOptions.LongRunning,
-            TaskScheduler.Default
-        );
+        this.WhenActivated(disposables =>
+        {
+            var cancelDisposable = new CancellationDisposable();
+            cancelDisposable.DisposeWith(disposables);
+            var token = cancelDisposable.Token;
+
+            Task.Factory.StartNew(
+                async () => await GetClashProxiesTask(token),
+                token,
+                TaskCreationOptions.LongRunning,
+                TaskScheduler.Default
+            );
+        });
     }
 
     public BulkObservableCollection<ClashProxyModel> ProxyGroups { get; } = [];
@@ -101,27 +108,40 @@ public partial class ClashProxiesViewModel : MyReactiveObject
 
     #region task
 
-    public async Task GetClashProxiesTask()
+    public async Task GetClashProxiesTask(CancellationToken token = default)
     {
-        var numOfExecuted = 1;
-        while (true)
+        try
         {
-            await Task.Delay(1000 * 60);
-            numOfExecuted++;
-            if (!(AutoRefresh && AppManager.Instance.ShowInTaskbar &&
-                  AppManager.Instance.IsRunningCore(ECoreType.sing_box)))
+            var numOfExecuted = 1;
+            while (!token.IsCancellationRequested)
             {
-                continue;
+                await Task.Delay(1000, token);
+                numOfExecuted++;
+                if (!(AutoRefresh && AppManager.Instance.ShowInTaskbar &&
+                      AppManager.Instance.IsRunningCore(ECoreType.sing_box)))
+                {
+                    continue;
+                }
+
+                if (_config.ClashUIItem.ProxiesRefreshInterval <= 0)
+                {
+                    continue;
+                }
+
+                if (numOfExecuted % _config.ClashUIItem.ProxiesRefreshInterval != 0)
+                {
+                    continue;
+                }
+                await GetClashProxies();
             }
-            if (_config.ClashUIItem.ProxiesAutoDelayTestInterval <= 0)
-            {
-                continue;
-            }
-            if (numOfExecuted % _config.ClashUIItem.ProxiesAutoDelayTestInterval != 0)
-            {
-                continue;
-            }
-            await GetClashProxies();
+        }
+        catch (OperationCanceledException)
+        {
+            // Ignored
+        }
+        catch (Exception ex)
+        {
+            Logging.SaveLog("GetClashProxiesTask", ex);
         }
     }
 

v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs

@@ -269,7 +269,7 @@ public partial class MainWindowViewModel : MyReactiveObject
         ProfilesViewModel.RefreshServersRequested
             .AsObservable()
             .ObserveOn(RxSchedulers.MainThreadScheduler)
-            .SubscribeAsync(async _ => await RefreshServers());
+            .SubscribeAsync(async _ => await RefreshServersDispatcherAsync());
 
         var vmReloadRequestedList = new List<IObservable<RxVoid>>
         {
@@ -400,6 +400,8 @@ public partial class MainWindowViewModel : MyReactiveObject
 
     #region Servers && Groups
 
+    private readonly SemaphoreSlim _refreshServersSemaphore = new(1, 1);
+
     private async Task RefreshServers()
     {
         await ProfilesViewModel.RefreshServersBiz();
@@ -411,13 +413,21 @@ public partial class MainWindowViewModel : MyReactiveObject
     private async Task RefreshServersDispatcherAsync()
     {
         //await Observable.Start(async () => await RefreshServers(), RxSchedulers.MainThreadScheduler);
-        await Signal.FromAsync(async () =>
+        await _refreshServersSemaphore.WaitAsync();
+        try
+        {
+            await Signal.FromAsync(async () =>
             {
                 await RefreshServers();
                 return RxVoid.Default;
             })
-            .SubscribeOn(RxSchedulers.MainThreadScheduler)
-            .ToTask();
+                .SubscribeOn(RxSchedulers.MainThreadScheduler)
+                .ToTask();
+        }
+        finally
+        {
+            _refreshServersSemaphore.Release();
+        }
     }
 
     private async Task RefreshSubscriptions()
@@ -670,6 +680,13 @@ public partial class MainWindowViewModel : MyReactiveObject
         {
             SetReloadEnabled(false);
 
+            RxSchedulers.MainThreadScheduler.Schedule(() =>
+            {
+                if (TabMainSelectedIndex < 0)
+                {
+                    TabMainSelectedIndex = 0;
+                }
+            });
             var profileItem = await ConfigHandler.GetDefaultServer(_config);
             if (profileItem == null)
             {
@@ -695,7 +712,7 @@ public partial class MainWindowViewModel : MyReactiveObject
                 {
                     return;
                 }
-               
+
                 await ProfilesViewModel.SetSpeedTestResult(new()
                 {
                     IndexId = profileItem.IndexId,
@@ -739,7 +756,10 @@ public partial class MainWindowViewModel : MyReactiveObject
         RxSchedulers.MainThreadScheduler.Schedule(() =>
         {
             ShowClashUI = showClashUI;
-            TabMainSelectedIndex = showClashUI ? TabMainSelectedIndex : 0;
+            if (!showClashUI || TabMainSelectedIndex < 0)
+            {
+                TabMainSelectedIndex = 0;
+            }
         });
     }
 

v2rayN/ServiceLib/ViewModels/MsgViewModel.cs

@@ -2,12 +2,11 @@ namespace ServiceLib.ViewModels;
 
 public partial class MsgViewModel : MyReactiveObject
 {
-    public Interaction<string, RxVoid> DispatcherShowMsgInteraction { get; } = new();
+    public Interaction<string, RxVoid> ShowMsgInteraction { get; } = new();
 
     private readonly ConcurrentQueue<string> _queueMsg = new();
     private volatile bool _lastMsgFilterNotAvailable;
-    private int _showLock = 0; // 0 = unlocked, 1 = locked
-    public int NumMaxMsg { get; } = 500;
+    public int NumMaxMsg => 500;
 
     [Reactive]
     public partial string MsgFilter { get; set; }
@@ -30,59 +29,39 @@ public partial class MsgViewModel : MyReactiveObject
 
         AppEvents.SendMsgViewRequested
             .AsObservable()
-            //.ObserveOn(RxSchedulers.MainThreadScheduler)
-            .Subscribe(content => _ = AppendQueueMsg(content));
+            .Subscribe(EnqueueQueueMsg);
+
+        this.WhenActivated(disposables =>
+        {
+            Signal.Every(TimeSpan.FromSeconds(1))
+                .Where(_ => AutoRefresh && AppManager.Instance.ShowInTaskbar)
+                .ObserveOn(RxSchedulers.MainThreadScheduler)
+                .Subscribe(_ => FlushQueueToView())
+                .DisposeWith(disposables);
+        });
     }
 
-    public void FlushQueueMsg()
+    private void FlushQueueToView()
     {
-        _ = AppendQueueMsg(string.Empty);
-    }
-
-    private async Task AppendQueueMsg(string msg)
-    {
-        if (AutoRefresh == false)
+        if (!AutoRefresh || _queueMsg.IsEmpty)
         {
             return;
         }
 
-        EnqueueQueueMsg(msg);
-
         if (!AppManager.Instance.ShowInTaskbar)
         {
             return;
         }
 
-        if (Interlocked.CompareExchange(ref _showLock, 1, 0) != 0)
+        var sb = new StringBuilder();
+        while (_queueMsg.TryDequeue(out var msg))
         {
-            return;
+            sb.Append(msg);
         }
 
-        try
+        if (sb.Length > 0)
         {
-            await Task.Delay(500).ConfigureAwait(false);
-
-            var sb = new StringBuilder();
-            while (_queueMsg.TryDequeue(out var line))
-            {
-                sb.Append(line);
-            }
-
-            if (sb.Length > 0)
-            {
-                try
-                {
-                    await DispatcherShowMsgInteraction.Handle(sb.ToString());
-                }
-                catch
-                {
-                    _queueMsg.Enqueue(sb.ToString());
-                }
-            }
-        }
-        finally
-        {
-            Interlocked.Exchange(ref _showLock, 0);
+            ShowMsgInteraction.HandleSafe(sb.ToString()).Subscribe();
         }
     }
 
@@ -98,7 +77,7 @@ public partial class MsgViewModel : MyReactiveObject
         {
             try
             {
-                if (!Regex.IsMatch(msg, MsgFilter))
+                if (!Utils.IsRegexMatch(msg, MsgFilter))
                 {
                     return;
                 }
@@ -110,11 +89,11 @@ public partial class MsgViewModel : MyReactiveObject
             }
         }
 
-        EnqueueWithLimit(msg);
-        if (!msg.EndsWith(Environment.NewLine))
-        {
-            EnqueueWithLimit(Environment.NewLine);
-        }
+        var formattedMsg = msg.EndsWith(Environment.NewLine)
+            ? msg
+            : msg + Environment.NewLine;
+
+        EnqueueWithLimit(formattedMsg);
     }
 
     private void EnqueueWithLimit(string item)

v2rayN/ServiceLib/ViewModels/ProfilesSelectViewModel.cs

@@ -72,11 +72,11 @@ public partial class ProfilesSelectViewModel : MyReactiveObject, ICloseable
         // React to ConfigType filter changes
         this.WhenAnyValue(x => x.FilterExclude)
             .Skip(1)
-            .SubscribeAsync(async _ => await RefreshServersBiz());
+            .SubscribeAsync(async _ => await RefreshServers());
 
         this.WhenAnyValue(x => x.FilterConfigTypes)
             .Skip(1)
-            .SubscribeAsync(async _ => await RefreshServersBiz());
+            .SubscribeAsync(async _ => await RefreshServers());
 
         #endregion WhenAnyValue && ReactiveCommand
 
@@ -146,7 +146,13 @@ public partial class ProfilesSelectViewModel : MyReactiveObject, ICloseable
 
     public async Task RefreshServers()
     {
-        await RefreshServersBiz();
+        await Signal.FromAsync(async () =>
+        {
+            await RefreshServersBiz();
+            return RxVoid.Default;
+        })
+           .SubscribeOn(RxSchedulers.MainThreadScheduler)
+           .ToTask();
     }
 
     private async Task RefreshServersBiz()
@@ -176,7 +182,10 @@ public partial class ProfilesSelectViewModel : MyReactiveObject, ICloseable
     private async Task<List<ProfileItemModel>?> GetProfileItemsEx(string subid, string filter)
     {
         var lstModel = await AppManager.Instance.ProfileModels(_subIndexId, filter);
+        var lstProfileExs = await ProfileExManager.Instance.GetProfileExs();
         lstModel = (from t in lstModel
+                    join t3 in lstProfileExs on t.IndexId equals t3.IndexId into t3b
+                    from t33 in t3b.DefaultIfEmpty()
                     select new ProfileItemModel
                     {
                         IndexId = t.IndexId,
@@ -190,6 +199,12 @@ public partial class ProfilesSelectViewModel : MyReactiveObject, ICloseable
                         Subid = t.Subid,
                         SubRemarks = t.SubRemarks,
                         IsActive = t.IndexId == _config.IndexId,
+                        Sort = t33?.Sort ?? 0,
+                        Delay = t33?.Delay ?? 0,
+                        Speed = t33?.Speed ?? 0,
+                        DelayVal = t33?.Delay != 0 ? $"{t33?.Delay}" : string.Empty,
+                        SpeedVal = t33?.Speed > 0 ? $"{t33?.Speed}" : t33?.Message ?? string.Empty,
+                        IpInfo = t33?.IpInfo ?? string.Empty,
                     }).OrderBy(t => t.Sort).ToList();
 
         // Apply ConfigType filter (include or exclude)

v2rayN/ServiceLib/ViewModels/ProfilesViewModel.cs

@@ -15,7 +15,6 @@ public partial class ProfilesViewModel : MyReactiveObject
 
     #region private prop
 
-    private List<ProfileItem> _lstProfile;
     private string _serverFilter = string.Empty;
     private readonly Dictionary<string, bool> _dicHeaderSort = new();
     private SpeedtestService? _speedtestService;
@@ -362,7 +361,6 @@ public partial class ProfilesViewModel : MyReactiveObject
     public async Task RefreshServersBiz()
     {
         var lstModel = await GetProfileItemsEx(_config.SubIndexId, _serverFilter);
-        _lstProfile = JsonUtils.Deserialize<List<ProfileItem>>(JsonUtils.Serialize(lstModel)) ?? [];
 
         ProfileItems.ReplaceRange(lstModel ?? []);
         if (lstModel?.Count > 0)
@@ -677,19 +675,15 @@ public partial class ProfilesViewModel : MyReactiveObject
 
     public async Task MoveServer(EMove eMove)
     {
-        var item = _lstProfile.FirstOrDefault(t => t.IndexId == SelectedProfile.IndexId);
-        if (item is null)
+        var lstProfile = ProfileItems?.Select(t => t.IndexId).ToList() ?? [];
+        var index = lstProfile.IndexOf(SelectedProfile.IndexId);
+        if (index < 0)
         {
             NoticeManager.Instance.Enqueue(ResUI.PleaseSelectServer);
             return;
         }
 
-        var index = _lstProfile.IndexOf(item);
-        if (index < 0)
-        {
-            return;
-        }
-        if (await ConfigHandler.MoveServer(_config, _lstProfile, index, eMove) == 0)
+        if (await ConfigHandler.MoveServer(_config, lstProfile, index, eMove) == 0)
         {
             await RefreshServers();
         }
@@ -700,7 +694,8 @@ public partial class ProfilesViewModel : MyReactiveObject
         var targetIndex = ProfileItems.IndexOf(targetItem);
         if (startIndex >= 0 && targetIndex >= 0 && startIndex != targetIndex)
         {
-            if (await ConfigHandler.MoveServer(_config, _lstProfile, startIndex, EMove.Position, targetIndex) == 0)
+            var lstProfile = ProfileItems?.Select(t => t.IndexId).ToList() ?? [];
+            if (await ConfigHandler.MoveServer(_config, lstProfile, startIndex, EMove.Position, targetIndex) == 0)
             {
                 await RefreshServers();
             }

v2rayN/ServiceLib/ViewModels/SubEditViewModel.cs

@@ -77,6 +77,12 @@ public partial class SubEditViewModel : MyReactiveObject, ICloseable
             }
         }
 
+        if (!HttpRequestHeadersHelper.TryParse(SelectedSource.RequestHeaders, out _))
+        {
+            NoticeManager.Instance.Enqueue(ResUI.SubRequestHeadersInvalid);
+            return;
+        }
+
         SelectedSource.CustomCoreType = Enum.TryParse<ECoreType>(CustomCoreType, out var coreType) ? coreType : null;
         SelectedSource.PrevProfile = PrevProfile;
         SelectedSource.NextProfile = NextProfile;

v2rayN/v2rayN.Desktop/Views/ClashConnectionsView.axaml

@@ -93,6 +93,11 @@
                     Binding="{Binding Type}"
                     Header="{x:Static resx:ResUI.TbSortingType}"
                     Tag="Type" />
+                <DataGridTextColumn
+                    Width="100"
+                    Binding="{Binding ProcessPath}"
+                    Header="{x:Static resx:ResUI.TbSortingProcess}"
+                    Tag="ProcessPath" />
                 <DataGridTextColumn
                     Width="100"
                     Binding="{Binding Elapsed}"

v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs

@@ -447,19 +447,6 @@ public partial class MainWindow : WindowBase<MainWindowViewModel>
                 break;
         }
 
-        //// workaround
-        //Task.Run(async () =>
-        //{
-        //    await Task.Delay(5000);
-        //    Dispatcher.UIThread.Post(() =>
-        //    {
-        //        ViewModel?.TabMainSelectedIndex = 0;
-        //        tabMain.SelectedIndex = 0;
-        //        tabMain1.SelectedIndex = 0;
-        //        tabMain2.SelectedIndex = 0;
-        //    });
-        //});
-
         RestoreUI();
     }
 

v2rayN/v2rayN.Desktop/Views/MsgView.axaml.cs

@@ -16,15 +16,12 @@ public partial class MsgView : ReactiveUserControl<MsgViewModel>
             this.Bind(ViewModel, vm => vm.MsgFilter, v => v.cmbMsgFilter.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.AutoRefresh, v => v.togAutoRefresh.IsChecked).DisposeWith(disposables);
 
-            ViewModel.DispatcherShowMsgInteraction.RegisterHandler(interaction =>
+            ViewModel.ShowMsgInteraction.RegisterHandler(interaction =>
             {
                 var msg = interaction.Input;
-                Dispatcher.UIThread.Post(() => ShowMsg(msg),
-                    DispatcherPriority.ApplicationIdle);
+                ShowMsg(msg);
                 interaction.SetOutput(RxVoid.Default);
             }).DisposeWith(disposables);
-
-            ViewModel?.FlushQueueMsg();
         });
 
         TextEditorKeywordHighlighter.Attach(txtMsg, Global.LogLevelColors.ToDictionary(

v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml.cs

@@ -47,7 +47,7 @@ public partial class OptionSettingWindow : WindowBase<OptionSettingViewModel>
         cmbCoreType7.ItemsSource = Global.CoreTypes;
         cmbCoreType9.ItemsSource = Global.CoreTypes;
 
-        cmbMixedConcurrencyCount.ItemsSource = Enumerable.Range(2, 7).ToList();
+        cmbMixedConcurrencyCount.ItemsSource = Enumerable.Range(Global.SpeedTestConcurrencyCountMin, 20).ToList();
         cmbSpeedTestTimeout.ItemsSource = Enumerable.Range(2, 5).Select(i => i * 5).ToList();
         cmbSpeedTestUrl.ItemsSource = Global.SpeedTestUrls;
         cmbSpeedPingTestUrl.ItemsSource = Global.SpeedPingTestUrls;

v2rayN/v2rayN.Desktop/Views/ProfilesSelectWindow.axaml

@@ -2,6 +2,7 @@
     x:Class="v2rayN.Desktop.Views.ProfilesSelectWindow"
     xmlns="https://github.com/avaloniaui"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:conv="using:v2rayN.Desktop.Converters"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:dd="clr-namespace:v2rayN.Desktop.DesignData"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
@@ -15,6 +16,10 @@
     WindowStartupLocation="CenterScreen"
     mc:Ignorable="d">
 
+    <Window.Resources>
+        <conv:DelayColorConverter x:Key="DelayColorConverter" />
+    </Window.Resources>
+
     <DockPanel Margin="{StaticResource Margin8}">
         <StackPanel
             Margin="{StaticResource Margin4}"
@@ -121,6 +126,26 @@
                             Binding="{Binding SubRemarks}"
                             Header="{x:Static resx:ResUI.LvSubscription}"
                             Tag="SubRemarks" />
+                        <DataGridTemplateColumn SortMemberPath="Delay" Tag="Delay">
+                            <DataGridTemplateColumn.Header>
+                                <TextBlock Text="{x:Static resx:ResUI.LvTestDelay}" />
+                            </DataGridTemplateColumn.Header>
+                            <DataGridTemplateColumn.CellTemplate>
+                                <DataTemplate>
+                                    <TextBlock
+                                        Margin="{StaticResource MarginLr8}"
+                                        HorizontalAlignment="Right"
+                                        VerticalAlignment="Center"
+                                        Foreground="{Binding Delay, Converter={StaticResource DelayColorConverter}}"
+                                        Text="{Binding Path=DelayVal, Mode=OneWay}" />
+                                </DataTemplate>
+                            </DataGridTemplateColumn.CellTemplate>
+                        </DataGridTemplateColumn>
+                        <DataGridTextColumn
+                            Width="100"
+                            Binding="{Binding SpeedVal}"
+                            Header="{x:Static resx:ResUI.LvTestSpeed}"
+                            Tag="Speed" />
                     </DataGrid.Columns>
                 </DataGrid>
             </DockPanel>

v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml

@@ -186,79 +186,101 @@
                     Grid.Row="8"
                     Grid.Column="0"
                     Margin="{StaticResource Margin4}"
+                    VerticalAlignment="Top"
+                    Text="{x:Static resx:ResUI.LvRequestHeaders}" />
+                <StackPanel Grid.Row="8" Grid.Column="1">
+                    <TextBox
+                        x:Name="txtRequestHeaders"
+                        Margin="{StaticResource Margin4}"
+                        AcceptsReturn="True"
+                        MinLines="4"
+                        MaxLines="8"
+                        Classes="TextArea"
+                        TextWrapping="Wrap"
+                        ScrollViewer.VerticalScrollBarVisibility="Auto" />
+                    <TextBlock
+                        Margin="{StaticResource Margin4}"
+                        Text="{x:Static resx:ResUI.SubRequestHeadersTips}"
+                        TextWrapping="Wrap" />
+                </StackPanel>
+
+                <TextBlock
+                    Grid.Row="9"
+                    Grid.Column="0"
+                    Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
                     Text="{x:Static resx:ResUI.LvSort}" />
                 <TextBox
                     x:Name="txtSort"
-                    Grid.Row="8"
+                    Grid.Row="9"
                     Grid.Column="1"
                     Width="100"
                     Margin="{StaticResource Margin4}"
                     HorizontalAlignment="Left" />
 
                 <TextBlock
-                    Grid.Row="9"
+                    Grid.Row="10"
                     Grid.Column="0"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
                     Text="{x:Static resx:ResUI.LvPrevProfile}" />
                 <TextBox
                     x:Name="txtPrevProfile"
-                    Grid.Row="9"
+                    Grid.Row="10"
                     Grid.Column="1"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
                     PlaceholderText="{x:Static resx:ResUI.LvPrevProfileTip}" />
                 <Button
                     x:Name="btnSelectPrevProfile"
-                    Grid.Row="9"
+                    Grid.Row="10"
                     Grid.Column="2"
                     Margin="{StaticResource Margin4}"
                     Content="{x:Static resx:ResUI.TbSelectProfile}" />
 
                 <TextBlock
-                    Grid.Row="10"
+                    Grid.Row="11"
                     Grid.Column="0"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
                     Text="{x:Static resx:ResUI.LvNextProfile}" />
                 <TextBox
                     x:Name="txtNextProfile"
-                    Grid.Row="10"
+                    Grid.Row="11"
                     Grid.Column="1"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
                     PlaceholderText="{x:Static resx:ResUI.LvPrevProfileTip}" />
                 <Button
                     x:Name="btnSelectNextProfile"
-                    Grid.Row="10"
+                    Grid.Row="11"
                     Grid.Column="2"
                     Margin="{StaticResource Margin4}"
                     Content="{x:Static resx:ResUI.TbSelectProfile}" />
 
                 <TextBlock
-                    Grid.Row="11"
+                    Grid.Row="12"
                     Grid.Column="0"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
                     Text="{x:Static resx:ResUI.LvCustomCoreType}" />
                 <ComboBox
                     x:Name="cmbCustomCoreType"
-                    Grid.Row="11"
+                    Grid.Row="12"
                     Grid.Column="1"
                     Width="200"
                     Margin="{StaticResource Margin4}"
                     HorizontalAlignment="Left" />
 
                 <TextBlock
-                    Grid.Row="12"
+                    Grid.Row="13"
                     Grid.Column="0"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
                     Text="{x:Static resx:ResUI.TbPreSocksPort4Sub}" />
                 <TextBox
                     x:Name="txtPreSocksPort"
-                    Grid.Row="12"
+                    Grid.Row="13"
                     Grid.Column="1"
                     Width="200"
                     Margin="{StaticResource Margin4}"
@@ -267,14 +289,14 @@
                     ToolTip.Tip="{x:Static resx:ResUI.TipPreSocksPort}" />
 
                 <TextBlock
-                    Grid.Row="13"
+                    Grid.Row="14"
                     Grid.Column="0"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
                     Text="{x:Static resx:ResUI.LvMemo}" />
                 <TextBox
                     x:Name="txtMemo"
-                    Grid.Row="13"
+                    Grid.Row="14"
                     Grid.Column="1"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"

v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml.cs

@@ -22,6 +22,7 @@ public partial class SubEditWindow : WindowBase<SubEditViewModel>
             this.Bind(ViewModel, vm => vm.SelectedSource.Enabled, v => v.togEnable.IsChecked).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSource.AutoUpdateInterval, v => v.txtAutoUpdateInterval.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSource.UserAgent, v => v.txtUserAgent.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.SelectedSource.RequestHeaders, v => v.txtRequestHeaders.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSource.Sort, v => v.txtSort.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSource.Filter, v => v.txtFilter.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSource.ConvertTarget, v => v.cmbConvertTarget.SelectedValue).DisposeWith(disposables);

v2rayN/v2rayN.Desktop/Views/ThemeSettingView.axaml.cs

@@ -1,3 +1,4 @@
+using Avalonia.Data;
 using v2rayN.Desktop.ViewModels;
 
 namespace v2rayN.Desktop.Views;
@@ -14,7 +15,9 @@ public partial class ThemeSettingView : ReactiveUserControl<ThemeSettingViewMode
 
         cmbCurrentTheme.ItemsSource = Utils.GetEnumNames<ETheme>();
         cmbCurrentFontSize.ItemsSource = Enumerable.Range(Global.MinFontSize, Global.MinFontSizeCount).ToList();
-        cmbCurrentLanguage.ItemsSource = Global.Languages;
+        cmbCurrentLanguage.ItemsSource = Global.LanguageOptions;
+        cmbCurrentLanguage.DisplayMemberBinding = new Binding(nameof(LanguageOption.Display));
+        cmbCurrentLanguage.SelectedValueBinding = new Binding(nameof(LanguageOption.Value));
 
         this.WhenActivated(disposables =>
         {

v2rayN/v2rayN/Views/ClashConnectionsView.xaml

@@ -99,6 +99,11 @@
                     Binding="{Binding Type}"
                     ExName="Type"
                     Header="{x:Static resx:ResUI.TbSortingType}" />
+                <base:MyDGTextColumn
+                    Width="100"
+                    Binding="{Binding ProcessPath}"
+                    ExName="ProcessPath"
+                    Header="{x:Static resx:ResUI.TbSortingProcess}" />
                 <base:MyDGTextColumn
                     Width="100"
                     Binding="{Binding Elapsed}"

v2rayN/v2rayN/Views/MsgView.xaml.cs

@@ -11,17 +11,12 @@ public partial class MsgView
             this.Bind(ViewModel, vm => vm.MsgFilter, v => v.cmbMsgFilter.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.AutoRefresh, v => v.togAutoRefresh.IsChecked).DisposeWith(disposables);
 
-            ViewModel.DispatcherShowMsgInteraction.RegisterHandler(interaction =>
+            ViewModel.ShowMsgInteraction.RegisterHandler(interaction =>
             {
                 var msg = interaction.Input;
-                Application.Current?.Dispatcher.Invoke(() =>
-                {
-                    ShowMsg(msg);
-                }, DispatcherPriority.ApplicationIdle);
+                ShowMsg(msg);
                 interaction.SetOutput(RxVoid.Default);
             }).DisposeWith(disposables);
-
-            ViewModel?.FlushQueueMsg();
         });
 
         btnCopy.Click += menuMsgViewCopyAll_Click;

v2rayN/v2rayN/Views/OptionSettingWindow.xaml.cs

@@ -43,7 +43,7 @@ public partial class OptionSettingWindow
         cmbCoreType7.ItemsSource = Global.CoreTypes;
         cmbCoreType9.ItemsSource = Global.CoreTypes;
 
-        cmbMixedConcurrencyCount.ItemsSource = Enumerable.Range(2, 7).ToList();
+        cmbMixedConcurrencyCount.ItemsSource = Enumerable.Range(Global.SpeedTestConcurrencyCountMin, 20).ToList();
         cmbSpeedTestTimeout.ItemsSource = Enumerable.Range(2, 5).Select(i => i * 5).ToList();
         cmbSpeedTestUrl.ItemsSource = Global.SpeedTestUrls;
         cmbSpeedPingTestUrl.ItemsSource = Global.SpeedPingTestUrls;

v2rayN/v2rayN/Views/ProfilesSelectWindow.xaml

@@ -3,6 +3,7 @@
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:base="clr-namespace:v2rayN.Base"
+    xmlns:conv="clr-namespace:v2rayN.Converters"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
@@ -17,6 +18,10 @@
     WindowStartupLocation="CenterScreen"
     mc:Ignorable="d">
 
+    <Window.Resources>
+        <conv:DelayColorConverter x:Key="DelayColorConverter" />
+    </Window.Resources>
+
     <DockPanel Margin="{StaticResource Margin8}">
         <StackPanel
             Margin="{StaticResource Margin4}"
@@ -147,6 +152,30 @@
                             Binding="{Binding SubRemarks}"
                             ExName="SubRemarks"
                             Header="{x:Static resx:ResUI.LvSubscription}" />
+                        <base:MyDGTextColumn
+                            Width="100"
+                            Binding="{Binding DelayVal}"
+                            ExName="Delay"
+                            Header="{x:Static resx:ResUI.LvTestDelay}"
+                            SortMemberPath="Delay">
+                            <DataGridTextColumn.ElementStyle>
+                                <Style TargetType="{x:Type TextBlock}">
+                                    <Setter Property="HorizontalAlignment" Value="Right" />
+                                    <Setter Property="Foreground" Value="{Binding Delay, Converter={StaticResource DelayColorConverter}}" />
+                                </Style>
+                            </DataGridTextColumn.ElementStyle>
+                        </base:MyDGTextColumn>
+                        <base:MyDGTextColumn
+                            Width="100"
+                            Binding="{Binding SpeedVal}"
+                            ExName="Speed"
+                            Header="{x:Static resx:ResUI.LvTestSpeed}">
+                            <DataGridTextColumn.ElementStyle>
+                                <Style TargetType="{x:Type TextBlock}">
+                                    <Setter Property="HorizontalAlignment" Value="Right" />
+                                </Style>
+                            </DataGridTextColumn.ElementStyle>
+                        </base:MyDGTextColumn>
                     </DataGrid.Columns>
                 </DataGrid>
             </DockPanel>

v2rayN/v2rayN/Views/SubEditWindow.xaml

@@ -65,6 +65,7 @@
                     <RowDefinition Height="Auto" />
                     <RowDefinition Height="Auto" />
                     <RowDefinition Height="Auto" />
+                    <RowDefinition Height="Auto" />
                 </Grid.RowDefinitions>
                 <Grid.ColumnDefinitions>
                     <ColumnDefinition Width="Auto" />
@@ -230,12 +231,34 @@
                     Grid.Row="8"
                     Grid.Column="0"
                     Margin="{StaticResource Margin4}"
+                    VerticalAlignment="Top"
+                    Text="{x:Static resx:ResUI.LvRequestHeaders}" />
+                <StackPanel Grid.Row="8" Grid.Column="1">
+                    <TextBox
+                        x:Name="txtRequestHeaders"
+                        Margin="{StaticResource Margin4}"
+                        AcceptsReturn="True"
+                        MinLines="4"
+                        MaxLines="8"
+                        Style="{StaticResource MyOutlinedTextBox}"
+                        TextWrapping="Wrap"
+                        VerticalScrollBarVisibility="Auto" />
+                    <TextBlock
+                        Margin="{StaticResource Margin4}"
+                        Text="{x:Static resx:ResUI.SubRequestHeadersTips}"
+                        TextWrapping="Wrap" />
+                </StackPanel>
+
+                <TextBlock
+                    Grid.Row="9"
+                    Grid.Column="0"
+                    Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
                     Style="{StaticResource ToolbarTextBlock}"
                     Text="{x:Static resx:ResUI.LvSort}" />
                 <TextBox
                     x:Name="txtSort"
-                    Grid.Row="8"
+                    Grid.Row="9"
                     Grid.Column="1"
                     Width="100"
                     Margin="{StaticResource Margin4}"
@@ -245,7 +268,7 @@
                     Style="{StaticResource MyOutlinedTextBox}" />
 
                 <TextBlock
-                    Grid.Row="9"
+                    Grid.Row="10"
                     Grid.Column="0"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
@@ -253,7 +276,7 @@
                     Text="{x:Static resx:ResUI.LvPrevProfile}" />
                 <TextBox
                     x:Name="txtPrevProfile"
-                    Grid.Row="9"
+                    Grid.Row="10"
                     Grid.Column="1"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
@@ -262,7 +285,7 @@
                     Style="{StaticResource MyOutlinedTextBox}" />
                 <Button
                     x:Name="btnSelectPrevProfile"
-                    Grid.Row="9"
+                    Grid.Row="10"
                     Grid.Column="2"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
@@ -270,7 +293,7 @@
                     Style="{StaticResource DefButton}" />
 
                 <TextBlock
-                    Grid.Row="10"
+                    Grid.Row="11"
                     Grid.Column="0"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
@@ -278,7 +301,7 @@
                     Text="{x:Static resx:ResUI.LvNextProfile}" />
                 <TextBox
                     x:Name="txtNextProfile"
-                    Grid.Row="10"
+                    Grid.Row="11"
                     Grid.Column="1"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
@@ -287,7 +310,7 @@
                     Style="{StaticResource MyOutlinedTextBox}" />
                 <Button
                     x:Name="btnSelectNextProfile"
-                    Grid.Row="10"
+                    Grid.Row="11"
                     Grid.Column="2"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
@@ -295,7 +318,7 @@
                     Style="{StaticResource DefButton}" />
 
                 <TextBlock
-                    Grid.Row="11"
+                    Grid.Row="12"
                     Grid.Column="0"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
@@ -303,14 +326,14 @@
                     Text="{x:Static resx:ResUI.LvCustomCoreType}" />
                 <ComboBox
                     x:Name="cmbCustomCoreType"
-                    Grid.Row="11"
+                    Grid.Row="12"
                     Grid.Column="1"
                     Margin="{StaticResource Margin4}"
                     MaxDropDownHeight="1000"
                     Style="{StaticResource MyOutlinedTextComboBox}" />
 
                 <TextBlock
-                    Grid.Row="12"
+                    Grid.Row="13"
                     Grid.Column="0"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
@@ -318,7 +341,7 @@
                     Text="{x:Static resx:ResUI.TbPreSocksPort4Sub}" />
                 <TextBox
                     x:Name="txtPreSocksPort"
-                    Grid.Row="12"
+                    Grid.Row="13"
                     Grid.Column="1"
                     Margin="{StaticResource Margin4}"
                     HorizontalAlignment="Left"
@@ -328,7 +351,7 @@
                     ToolTip="{x:Static resx:ResUI.TipPreSocksPort}" />
 
                 <TextBlock
-                    Grid.Row="13"
+                    Grid.Row="14"
                     Grid.Column="0"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
@@ -336,7 +359,7 @@
                     Text="{x:Static resx:ResUI.LvMemo}" />
                 <TextBox
                     x:Name="txtMemo"
-                    Grid.Row="13"
+                    Grid.Row="14"
                     Grid.Column="1"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"

v2rayN/v2rayN/Views/SubEditWindow.xaml.cs

@@ -19,6 +19,7 @@ public partial class SubEditWindow
             this.Bind(ViewModel, vm => vm.SelectedSource.Enabled, v => v.togEnable.IsChecked).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSource.AutoUpdateInterval, v => v.txtAutoUpdateInterval.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSource.UserAgent, v => v.txtUserAgent.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.SelectedSource.RequestHeaders, v => v.txtRequestHeaders.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSource.Sort, v => v.txtSort.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSource.Filter, v => v.txtFilter.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSource.ConvertTarget, v => v.cmbConvertTarget.Text).DisposeWith(disposables);

v2rayN/v2rayN/Views/ThemeSettingView.xaml

@@ -81,6 +81,8 @@
                 Grid.Column="1"
                 Width="120"
                 Margin="{StaticResource Margin8}"
+                DisplayMemberPath="Display"
+                SelectedValuePath="Value"
                 Style="{StaticResource DefComboBox}" />
         </Grid>
     </StackPanel>

v2rayN/v2rayN/Views/ThemeSettingView.xaml.cs

@@ -14,7 +14,7 @@ public partial class ThemeSettingView
 
         cmbCurrentTheme.ItemsSource = Utils.GetEnumNames<ETheme>().Take(3).ToList();
         cmbCurrentFontSize.ItemsSource = Enumerable.Range(Global.MinFontSize, Global.MinFontSizeCount).ToList();
-        cmbCurrentLanguage.ItemsSource = Global.Languages;
+        cmbCurrentLanguage.ItemsSource = Global.LanguageOptions;
 
         this.WhenActivated(disposables =>
         {
@@ -22,7 +22,7 @@ public partial class ThemeSettingView
             this.OneWayBind(ViewModel, vm => vm.Swatches, v => v.cmbSwatches.ItemsSource).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSwatch, v => v.cmbSwatches.SelectedItem).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.CurrentFontSize, v => v.cmbCurrentFontSize.Text).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.CurrentLanguage, v => v.cmbCurrentLanguage.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.CurrentLanguage, v => v.cmbCurrentLanguage.SelectedValue).DisposeWith(disposables);
         });
     }
 }