jellyfin-server/Jellyfin.Server/Program.cs

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C#
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using System;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Security;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Threading.Tasks;
using Emby.Drawing;
using Emby.Drawing.ImageMagick;
using Emby.Drawing.Skia;
using Emby.Server.Implementations;
using Emby.Server.Implementations.EnvironmentInfo;
using Emby.Server.Implementations.IO;
using Emby.Server.Implementations.Networking;
using Jellyfin.Server.Native;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Net;
using MediaBrowser.Controller.Drawing;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.Globalization;
using MediaBrowser.Model.System;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.Logging;
using Serilog;
using Serilog.AspNetCore;
using ILogger = Microsoft.Extensions.Logging.ILogger;
namespace Jellyfin.Server
{
public static class Program
{
private static readonly TaskCompletionSource<bool> ApplicationTaskCompletionSource = new TaskCompletionSource<bool>();
private static ILoggerFactory _loggerFactory;
private static ILogger _logger;
private static bool _restartOnShutdown;
public static async Task<int> Main(string[] args)
{
StartupOptions options = new StartupOptions(args);
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Version version = Assembly.GetEntryAssembly().GetName().Version;
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if (options.ContainsOption("-v") || options.ContainsOption("--version"))
{
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Console.WriteLine(version.ToString());
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return 0;
}
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ServerApplicationPaths appPaths = createApplicationPaths(options);
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await createLogger(appPaths);
_loggerFactory = new SerilogLoggerFactory();
_logger = _loggerFactory.CreateLogger("Main");
AppDomain.CurrentDomain.UnhandledException += (sender, e)
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=> _logger.LogCritical((Exception)e.ExceptionObject, "Unhandled Exception");
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_logger.LogInformation("Jellyfin version: {Version}", version);
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EnvironmentInfo environmentInfo = new EnvironmentInfo(getOperatingSystem());
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ApplicationHost.LogEnvironmentInfo(_logger, appPaths, environmentInfo);
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SQLitePCL.Batteries_V2.Init();
// Allow all https requests
ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(delegate { return true; });
var fileSystem = new ManagedFileSystem(_loggerFactory.CreateLogger("FileSystem"), environmentInfo, null, appPaths.TempDirectory, true);
using (var appHost = new CoreAppHost(
appPaths,
_loggerFactory,
options,
fileSystem,
new PowerManagement(),
environmentInfo,
new NullImageEncoder(),
new SystemEvents(_loggerFactory.CreateLogger("SystemEvents")),
new NetworkManager(_loggerFactory.CreateLogger("NetworkManager"), environmentInfo)))
{
appHost.Init();
appHost.ImageProcessor.ImageEncoder = getImageEncoder(_logger, fileSystem, options, () => appHost.HttpClient, appPaths, environmentInfo, appHost.LocalizationManager);
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_logger.LogInformation("Running startup tasks");
await appHost.RunStartupTasks();
// TODO: read input for a stop command
// Block main thread until shutdown
await ApplicationTaskCompletionSource.Task;
_logger.LogInformation("Disposing app host");
}
if (_restartOnShutdown)
{
StartNewInstance(options);
}
return 0;
}
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private static ServerApplicationPaths createApplicationPaths(StartupOptions options)
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{
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string programDataPath;
if (options.ContainsOption("-programdata"))
{
programDataPath = options.GetOption("-programdata");
}
else
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{
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
programDataPath = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
}
else
{
// $XDG_DATA_HOME defines the base directory relative to which user specific data files should be stored.
programDataPath = Environment.GetEnvironmentVariable("XDG_DATA_HOME");
// If $XDG_DATA_HOME is either not set or empty, $HOME/.local/share should be used.
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if (string.IsNullOrEmpty(programDataPath))
{
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programDataPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.UserProfile), ".local", "share");
}
}
programDataPath = Path.Combine(programDataPath, "jellyfin");
}
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string logDir = Environment.GetEnvironmentVariable("JELLYFIN_LOG_DIR");
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if (string.IsNullOrEmpty(logDir))
{
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logDir = Path.Combine(programDataPath, "logs");
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// Ensure logDir exists
Directory.CreateDirectory(logDir);
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// $JELLYFIN_LOG_DIR needs to be set for the logger configuration manager
Environment.SetEnvironmentVariable("JELLYFIN_LOG_DIR", logDir);
}
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string appPath = AppContext.BaseDirectory;
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return new ServerApplicationPaths(programDataPath, appPath, appPath, logDir);
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}
private static async Task createLogger(IApplicationPaths appPaths)
{
try
{
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string configPath = Path.Combine(appPaths.ConfigurationDirectoryPath, "logging.json");
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if (!File.Exists(configPath))
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{
// For some reason the csproj name is used instead of the assembly name
using (Stream rscstr = typeof(Program).Assembly
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.GetManifestResourceStream("Jellyfin.Server.Resources.Configuration.logging.json"))
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using (Stream fstr = File.Open(configPath, FileMode.CreateNew))
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{
await rscstr.CopyToAsync(fstr);
}
}
var configuration = new ConfigurationBuilder()
.SetBasePath(appPaths.ConfigurationDirectoryPath)
.AddJsonFile("logging.json")
.AddEnvironmentVariables("JELLYFIN_")
.Build();
// Serilog.Log is used by SerilogLoggerFactory when no logger is specified
Serilog.Log.Logger = new LoggerConfiguration()
.ReadFrom.Configuration(configuration)
.Enrich.FromLogContext()
.CreateLogger();
}
catch (Exception ex)
{
Serilog.Log.Logger = new LoggerConfiguration()
.WriteTo.Console(outputTemplate: "[{Timestamp:HH:mm:ss}] [{Level:u3}] {Message:lj}{NewLine}{Exception}")
.WriteTo.File(
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Path.Combine(appPaths.LogDirectoryPath, "log_.log"),
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rollingInterval: RollingInterval.Day,
outputTemplate: "[{Timestamp:yyyy-MM-dd HH:mm:ss.fff zzz}] [{Level:u3}] {Message}{NewLine}{Exception}")
.Enrich.FromLogContext()
.CreateLogger();
Serilog.Log.Logger.Fatal(ex, "Failed to create/read logger configuration");
}
}
public static IImageEncoder getImageEncoder(
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ILogger logger,
IFileSystem fileSystem,
StartupOptions startupOptions,
Func<IHttpClient> httpClient,
IApplicationPaths appPaths,
IEnvironmentInfo environment,
ILocalizationManager localizationManager)
{
if (!startupOptions.ContainsOption("-enablegdi"))
{
try
{
return new SkiaEncoder(logger, appPaths, httpClient, fileSystem, localizationManager);
}
catch (Exception ex)
{
logger.LogInformation(ex, "Skia not available. Will try next image processor. {0}");
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}
try
{
return new ImageMagickEncoder(logger, appPaths, httpClient, fileSystem, environment);
}
catch (Exception ex)
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{
logger.LogInformation(ex, "ImageMagick not available. Will try next image processor.");
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}
_logger.LogInformation("Falling back on NullImageEncoder");
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}
return new NullImageEncoder();
}
private static MediaBrowser.Model.System.OperatingSystem getOperatingSystem() {
switch (Environment.OSVersion.Platform)
{
case PlatformID.MacOSX:
return MediaBrowser.Model.System.OperatingSystem.OSX;
case PlatformID.Win32NT:
return MediaBrowser.Model.System.OperatingSystem.Windows;
case PlatformID.Unix:
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default:
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{
string osDescription = RuntimeInformation.OSDescription;
if (osDescription.Contains("linux", StringComparison.OrdinalIgnoreCase))
{
return MediaBrowser.Model.System.OperatingSystem.Linux;
}
else if (osDescription.Contains("darwin", StringComparison.OrdinalIgnoreCase))
{
return MediaBrowser.Model.System.OperatingSystem.OSX;
}
else if (osDescription.Contains("bsd", StringComparison.OrdinalIgnoreCase))
{
return MediaBrowser.Model.System.OperatingSystem.BSD;
}
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throw new Exception($"Can't resolve OS with description: '{osDescription}'");
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}
}
}
public static void Shutdown()
{
ApplicationTaskCompletionSource.SetResult(true);
}
public static void Restart()
{
_restartOnShutdown = true;
Shutdown();
}
private static void StartNewInstance(StartupOptions startupOptions)
{
_logger.LogInformation("Starting new instance");
string module = startupOptions.GetOption("-restartpath");
if (string.IsNullOrWhiteSpace(module))
{
module = Environment.GetCommandLineArgs().First();
}
string commandLineArgsString;
if (startupOptions.ContainsOption("-restartargs"))
{
commandLineArgsString = startupOptions.GetOption("-restartargs") ?? string.Empty;
}
else
{
commandLineArgsString = string .Join(" ",
Environment.GetCommandLineArgs()
.Skip(1)
.Select(NormalizeCommandLineArgument)
);
}
_logger.LogInformation("Executable: {0}", module);
_logger.LogInformation("Arguments: {0}", commandLineArgsString);
Process.Start(module, commandLineArgsString);
}
private static string NormalizeCommandLineArgument(string arg)
{
if (!arg.Contains(" ", StringComparison.OrdinalIgnoreCase))
{
return arg;
}
return "\"" + arg + "\"";
}
}
}