mirror of https://github.com/ppy/osu
127 lines
4.4 KiB
C#
127 lines
4.4 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System;
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using System.IO;
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using System.Threading;
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using System.Threading.Tasks;
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using osu.Desktop.LegacyIpc;
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using osu.Framework;
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using osu.Framework.Development;
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using osu.Framework.Logging;
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using osu.Framework.Platform;
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using osu.Game.IPC;
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using osu.Game.Tournament;
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namespace osu.Desktop
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{
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public static class Program
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{
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private const string base_game_name = @"osu";
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private static LegacyTcpIpcProvider legacyIpc;
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[STAThread]
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public static void Main(string[] args)
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{
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// Back up the cwd before DesktopGameHost changes it
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string cwd = Environment.CurrentDirectory;
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string gameName = base_game_name;
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bool tournamentClient = false;
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foreach (string arg in args)
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{
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string[] split = arg.Split('=');
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string key = split[0];
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string val = split.Length > 1 ? split[1] : string.Empty;
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switch (key)
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{
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case "--tournament":
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tournamentClient = true;
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break;
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case "--debug-client-id":
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if (!DebugUtils.IsDebugBuild)
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throw new InvalidOperationException("Cannot use this argument in a non-debug build.");
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if (!int.TryParse(val, out int clientID))
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throw new ArgumentException("Provided client ID must be an integer.");
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gameName = $"{base_game_name}-{clientID}";
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break;
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}
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}
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using (DesktopGameHost host = Host.GetSuitableHost(gameName, true))
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{
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host.ExceptionThrown += handleException;
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if (!host.IsPrimaryInstance)
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{
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if (args.Length > 0 && args[0].Contains('.')) // easy way to check for a file import in args
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{
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var importer = new ArchiveImportIPCChannel(host);
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foreach (string file in args)
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{
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Console.WriteLine(@"Importing {0}", file);
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if (!importer.ImportAsync(Path.GetFullPath(file, cwd)).Wait(3000))
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throw new TimeoutException(@"IPC took too long to send");
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}
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return;
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}
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// we want to allow multiple instances to be started when in debug.
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if (!DebugUtils.IsDebugBuild)
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{
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Logger.Log(@"osu! does not support multiple running instances.", LoggingTarget.Runtime, LogLevel.Error);
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return;
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}
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}
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if (host.IsPrimaryInstance)
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{
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try
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{
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Logger.Log("Starting legacy IPC provider...");
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legacyIpc = new LegacyTcpIpcProvider();
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legacyIpc.Bind();
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legacyIpc.StartAsync();
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}
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catch (Exception ex)
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{
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Logger.Error(ex, "Failed to start legacy IPC provider");
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}
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}
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if (tournamentClient)
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host.Run(new TournamentGame());
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else
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host.Run(new OsuGameDesktop(args));
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}
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}
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private static int allowableExceptions = DebugUtils.IsDebugBuild ? 0 : 1;
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/// <summary>
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/// Allow a maximum of one unhandled exception, per second of execution.
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/// </summary>
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/// <param name="arg"></param>
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private static bool handleException(Exception arg)
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{
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bool continueExecution = Interlocked.Decrement(ref allowableExceptions) >= 0;
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Logger.Log($"Unhandled exception has been {(continueExecution ? $"allowed with {allowableExceptions} more allowable exceptions" : "denied")} .");
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// restore the stock of allowable exceptions after a short delay.
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Task.Delay(1000).ContinueWith(_ => Interlocked.Increment(ref allowableExceptions));
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return continueExecution;
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}
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}
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}
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