fix(launcher): extract startup subsystem and harden IPC detection

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-06-22 00:54:26 +08:00 · 2026-05-28 10:27:33 +08:00
parent 63f08987a7
commit ebe35d6f91
14 changed files with 1930 additions and 1475 deletions
--- a/LanMountainDesktop.Launcher/Startup/StartupDiagnostics.cs
+++ b/LanMountainDesktop.Launcher/Startup/StartupDiagnostics.cs
@@ -0,0 +1,72 @@
+using System.Text.Json;
+using LanMountainDesktop.Launcher.Services;
+using LanMountainDesktop.Shared.Contracts.Launcher;
+using LanMountainDesktop.Shared.IPC.Abstractions.Services;
+
+namespace LanMountainDesktop.Launcher.Startup;
+
+internal static class StartupDiagnostics
+{
+    private static readonly bool Enabled =
+        string.Equals(
+            Environment.GetEnvironmentVariable("LMD_LAUNCHER_STARTUP_DIAG"),
+            "1",
+            StringComparison.OrdinalIgnoreCase);
+
+    public static bool IsEnabled => Enabled;
+
+    public static void Trace(string eventName, IReadOnlyDictionary<string, string?> fields)
+    {
+        if (!Enabled)
+        {
+            return;
+        }
+
+        var payload = new Dictionary<string, string?>(fields, StringComparer.OrdinalIgnoreCase)
+        {
+            ["event"] = eventName,
+            ["timestampUtc"] = DateTimeOffset.UtcNow.ToString("O")
+        };
+
+        Logger.Info($"[startup-diag] {eventName}: {string.Join("; ", payload.Select(static kv => $"{kv.Key}={kv.Value}"))}");
+
+        try
+        {
+            var directory = Path.Combine(
+                Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
+                "LanMountainDesktop",
+                ".launcher",
+                "diag");
+            Directory.CreateDirectory(directory);
+            var filePath = Path.Combine(directory, $"startup-{DateTime.UtcNow:yyyyMMdd}.jsonl");
+            var line = JsonSerializer.Serialize(payload);
+            File.AppendAllText(filePath, line + Environment.NewLine);
+        }
+        catch (Exception ex)
+        {
+            Logger.Warn($"Failed to write startup diagnostic bundle: {ex.Message}");
+        }
+    }
+
+    public static void TraceShellStatus(string source, PublicShellStatus? status, StartupStage? stage = null)
+    {
+        if (!Enabled)
+        {
+            return;
+        }
+
+        Trace(
+            "shell_status",
+            new Dictionary<string, string?>(StringComparer.OrdinalIgnoreCase)
+            {
+                ["source"] = source,
+                ["stage"] = stage?.ToString(),
+                ["processId"] = status?.ProcessId.ToString(),
+                ["publicIpcReady"] = status?.PublicIpcReady.ToString(),
+                ["desktopVisible"] = status?.DesktopVisible.ToString(),
+                ["mainWindowVisible"] = status?.MainWindowVisible.ToString(),
+                ["mainWindowOpened"] = status?.MainWindowOpened.ToString(),
+                ["shellState"] = status?.ShellState
+            });
+    }
+}