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Add desktop diagnostics and resilient message handling

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Misaka
2026-05-15 21:29:55 +08:00
parent 4c314c510b
commit d4b7a23e38
4 changed files with 71 additions and 7 deletions
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37
WirelessTextSyncer.Windows/Services/WebSocketServerService.cs
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@@ -1,4 +1,5 @@
using System.Net;
using System.Net.NetworkInformation;
using System.Net.Sockets;
using System.Text.Json;
using Fleck;
@@ -44,6 +45,7 @@ public sealed class WebSocketServerService : IDisposable
{
Port = port;
LocalIpAddress = ResolveLocalIpAddress();
AppLogger.Info($"Starting WebSocket server on 0.0.0.0:{Port}. Local IP: {LocalIpAddress}");
server = new WebSocketServer($"ws://0.0.0.0:{Port}");
server.Start(socket =>
@@ -55,6 +57,7 @@ public sealed class WebSocketServerService : IDisposable
clients.Add(socket);
}
AppLogger.Info($"Client connected: {socket.ConnectionInfo.ClientIpAddress}:{socket.ConnectionInfo.ClientPort}");
StatusChanged?.Invoke(this, EventArgs.Empty);
};
socket.OnClose = () =>
@@ -64,6 +67,12 @@ public sealed class WebSocketServerService : IDisposable
clients.Remove(socket);
}
AppLogger.Info($"Client disconnected: {socket.ConnectionInfo.ClientIpAddress}:{socket.ConnectionInfo.ClientPort}");
StatusChanged?.Invoke(this, EventArgs.Empty);
};
socket.OnError = exception =>
{
AppLogger.Error("WebSocket connection error.", exception);
StatusChanged?.Invoke(this, EventArgs.Empty);
};
socket.OnMessage = HandleRawMessage;
@@ -91,26 +100,42 @@ public sealed class WebSocketServerService : IDisposable
{
try
{
AppLogger.Info($"Received message: {rawMessage}");
var message = JsonSerializer.Deserialize<SyncMessage>(rawMessage, JsonOptions);
if (message is null)
{
AppLogger.Info("Ignored empty sync message.");
return;
}
messageHandler.Handle(message);
}
catch (JsonException)
catch (JsonException exception)
{
return;
AppLogger.Error($"Invalid sync message: {rawMessage}", exception);
}
catch (Exception exception)
{
AppLogger.Error($"Failed to handle sync message: {rawMessage}", exception);
}
}
private static string ResolveLocalIpAddress()
{
var host = Dns.GetHostEntry(Dns.GetHostName());
var address = host.AddressList.FirstOrDefault(
address => address.AddressFamily == AddressFamily.InterNetwork
&& !IPAddress.IsLoopback(address));
var address = NetworkInterface.GetAllNetworkInterfaces()
.Where(networkInterface =>
networkInterface.OperationalStatus == OperationalStatus.Up
&& networkInterface.NetworkInterfaceType != NetworkInterfaceType.Loopback)
.Select(networkInterface => networkInterface.GetIPProperties())
.Where(properties => properties.GatewayAddresses.Any(
gateway => gateway.Address.AddressFamily == AddressFamily.InterNetwork
&& !IPAddress.Any.Equals(gateway.Address)))
.SelectMany(properties => properties.UnicastAddresses)
.Select(unicast => unicast.Address)
.FirstOrDefault(address =>
address.AddressFamily == AddressFamily.InterNetwork
&& !IPAddress.IsLoopback(address)
&& !address.ToString().StartsWith("169.254.", StringComparison.Ordinal));
return address?.ToString() ?? "127.0.0.1";
}