jellyfin-server/MediaBrowser.ServerApplication/MainStartup.cs

885 lines
30 KiB
C#
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using MediaBrowser.Model.Logging;
using MediaBrowser.Server.Implementations;
using MediaBrowser.Server.Startup.Common;
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using MediaBrowser.ServerApplication.Native;
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using MediaBrowser.ServerApplication.Splash;
using MediaBrowser.ServerApplication.Updates;
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using Microsoft.Win32;
using System;
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using System.Configuration.Install;
using System.Diagnostics;
using System.IO;
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using System.Linq;
using System.Management;
using System.Runtime.InteropServices;
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using System.ServiceProcess;
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using System.Text;
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using System.Threading;
using System.Threading.Tasks;
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using System.Windows.Forms;
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using Emby.Common.Implementations.EnvironmentInfo;
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using Emby.Common.Implementations.IO;
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using Emby.Common.Implementations.Logging;
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using Emby.Common.Implementations.Networking;
using Emby.Common.Implementations.Security;
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using Emby.Server.Core;
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using Emby.Server.Core.Logging;
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using Emby.Server.Implementations;
using Emby.Server.Implementations.Browser;
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using Emby.Server.Implementations.IO;
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using Emby.Server.Implementations.Logging;
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using ImageMagickSharp;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Model.IO;
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using MediaBrowser.Server.Startup.Common.IO;
namespace MediaBrowser.ServerApplication
{
public class MainStartup
{
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private static ApplicationHost _appHost;
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private static ILogger _logger;
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public static bool IsRunningAsService = false;
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private static bool _canRestartService = false;
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private static bool _appHostDisposed;
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[DllImport("kernel32.dll", SetLastError = true)]
static extern bool SetDllDirectory(string lpPathName);
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public static string ApplicationPath;
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private static IFileSystem FileSystem;
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public static bool TryGetLocalFromUncDirectory(string local, out string unc)
{
if ((local == null) || (local == ""))
{
unc = "";
throw new ArgumentNullException("local");
}
ManagementObjectSearcher searcher = new ManagementObjectSearcher("SELECT Name FROM Win32_share WHERE path ='" + local.Replace("\\", "\\\\") + "'");
ManagementObjectCollection coll = searcher.Get();
if (coll.Count == 1)
{
foreach (ManagementObject share in searcher.Get())
{
unc = share["Name"] as String;
unc = "\\\\" + SystemInformation.ComputerName + "\\" + unc;
return true;
}
}
unc = "";
return false;
}
/// <summary>
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/// Defines the entry point of the application.
/// </summary>
public static void Main()
{
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var options = new StartupOptions(Environment.GetCommandLineArgs());
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IsRunningAsService = options.ContainsOption("-service");
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if (IsRunningAsService)
{
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//_canRestartService = CanRestartWindowsService();
}
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var currentProcess = Process.GetCurrentProcess();
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ApplicationPath = currentProcess.MainModule.FileName;
var architecturePath = Path.Combine(Path.GetDirectoryName(ApplicationPath), Environment.Is64BitProcess ? "x64" : "x86");
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Wand.SetMagickCoderModulePath(architecturePath);
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var success = SetDllDirectory(architecturePath);
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SQLitePCL.raw.SetProvider(new SQLitePCL.SQLite3Provider_sqlite3());
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var appPaths = CreateApplicationPaths(ApplicationPath, IsRunningAsService);
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var logManager = new NlogManager(appPaths.LogDirectoryPath, "server");
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logManager.ReloadLogger(LogSeverity.Debug);
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logManager.AddConsoleOutput();
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var logger = _logger = logManager.GetLogger("Main");
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ApplicationHost.LogEnvironmentInfo(logger, appPaths, true);
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// Install directly
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if (options.ContainsOption("-installservice"))
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{
logger.Info("Performing service installation");
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InstallService(ApplicationPath, logger);
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return;
}
// Restart with admin rights, then install
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if (options.ContainsOption("-installserviceasadmin"))
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{
logger.Info("Performing service installation");
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RunServiceInstallation(ApplicationPath);
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return;
}
// Uninstall directly
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if (options.ContainsOption("-uninstallservice"))
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{
logger.Info("Performing service uninstallation");
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UninstallService(ApplicationPath, logger);
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return;
}
// Restart with admin rights, then uninstall
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if (options.ContainsOption("-uninstallserviceasadmin"))
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{
logger.Info("Performing service uninstallation");
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RunServiceUninstallation(ApplicationPath);
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return;
}
AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
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RunServiceInstallationIfNeeded(ApplicationPath);
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if (IsAlreadyRunning(ApplicationPath, currentProcess))
{
logger.Info("Shutting down because another instance of Emby Server is already running.");
return;
}
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if (PerformUpdateIfNeeded(appPaths, logger))
{
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logger.Info("Exiting to perform application update.");
return;
}
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try
{
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RunApplication(appPaths, logManager, IsRunningAsService, options);
}
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finally
{
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OnServiceShutdown();
}
}
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/// <summary>
/// Determines whether [is already running] [the specified current process].
/// </summary>
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/// <param name="applicationPath">The application path.</param>
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/// <param name="currentProcess">The current process.</param>
/// <returns><c>true</c> if [is already running] [the specified current process]; otherwise, <c>false</c>.</returns>
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private static bool IsAlreadyRunning(string applicationPath, Process currentProcess)
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{
var duplicate = Process.GetProcesses().FirstOrDefault(i =>
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{
try
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{
if (currentProcess.Id == i.Id)
{
return false;
}
}
catch (Exception)
{
return false;
}
try
{
//_logger.Info("Module: {0}", i.MainModule.FileName);
if (string.Equals(applicationPath, i.MainModule.FileName, StringComparison.OrdinalIgnoreCase))
{
return true;
}
return false;
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}
catch (Exception)
{
return false;
}
});
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if (duplicate != null)
{
_logger.Info("Found a duplicate process. Giving it time to exit.");
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if (!duplicate.WaitForExit(40000))
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{
_logger.Info("The duplicate process did not exit.");
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return true;
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}
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}
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if (!IsRunningAsService)
{
return IsAlreadyRunningAsService(applicationPath);
}
return false;
}
private static bool IsAlreadyRunningAsService(string applicationPath)
{
var serviceName = BackgroundService.GetExistingServiceName();
WqlObjectQuery wqlObjectQuery = new WqlObjectQuery(string.Format("SELECT * FROM Win32_Service WHERE State = 'Running' AND Name = '{0}'", serviceName));
ManagementObjectSearcher managementObjectSearcher = new ManagementObjectSearcher(wqlObjectQuery);
ManagementObjectCollection managementObjectCollection = managementObjectSearcher.Get();
foreach (ManagementObject managementObject in managementObjectCollection)
{
var obj = managementObject.GetPropertyValue("PathName");
if (obj == null)
{
continue;
}
var path = obj.ToString();
_logger.Info("Service path: {0}", path);
// Need to use indexOf instead of equality because the path will have the full service command line
if (path.IndexOf(applicationPath, StringComparison.OrdinalIgnoreCase) != -1)
{
_logger.Info("The windows service is already running");
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MessageBox.Show("Emby Server is already running as a Windows Service. Only one instance is allowed at a time. To run as a tray icon, shut down the Windows Service.");
return true;
}
}
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return false;
}
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/// <summary>
/// Creates the application paths.
/// </summary>
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/// <param name="applicationPath">The application path.</param>
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/// <param name="runAsService">if set to <c>true</c> [run as service].</param>
/// <returns>ServerApplicationPaths.</returns>
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private static ServerApplicationPaths CreateApplicationPaths(string applicationPath, bool runAsService)
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{
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var appFolderPath = Path.GetDirectoryName(applicationPath);
var resourcesPath = Path.GetDirectoryName(applicationPath);
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Action<string> createDirectoryFn = s => Directory.CreateDirectory(s);
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if (runAsService)
{
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var systemPath = Path.GetDirectoryName(applicationPath);
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var programDataPath = Path.GetDirectoryName(systemPath);
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return new ServerApplicationPaths(programDataPath, appFolderPath, resourcesPath, createDirectoryFn);
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}
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return new ServerApplicationPaths(ApplicationPathHelper.GetProgramDataPath(applicationPath), appFolderPath, resourcesPath, createDirectoryFn);
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}
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/// <summary>
/// Gets a value indicating whether this instance can self restart.
/// </summary>
/// <value><c>true</c> if this instance can self restart; otherwise, <c>false</c>.</value>
public static bool CanSelfRestart
{
get
{
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if (IsRunningAsService)
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{
return _canRestartService;
}
else
{
return true;
}
}
}
/// <summary>
/// Gets a value indicating whether this instance can self update.
/// </summary>
/// <value><c>true</c> if this instance can self update; otherwise, <c>false</c>.</value>
public static bool CanSelfUpdate
{
get
{
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#if DEBUG
return false;
#endif
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if (IsRunningAsService)
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{
return _canRestartService;
}
else
{
return true;
}
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}
}
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private static readonly TaskCompletionSource<bool> ApplicationTaskCompletionSource = new TaskCompletionSource<bool>();
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/// <summary>
/// Runs the application.
/// </summary>
/// <param name="appPaths">The app paths.</param>
/// <param name="logManager">The log manager.</param>
/// <param name="runService">if set to <c>true</c> [run service].</param>
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/// <param name="options">The options.</param>
private static void RunApplication(ServerApplicationPaths appPaths, ILogManager logManager, bool runService, StartupOptions options)
{
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var environmentInfo = new EnvironmentInfo();
var fileSystem = new ManagedFileSystem(logManager.GetLogger("FileSystem"), environmentInfo, appPaths.TempDirectory);
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var imageEncoder = ImageEncoderHelper.GetImageEncoder(_logger, logManager, fileSystem, options, () => _appHost.HttpClient, appPaths);
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FileSystem = fileSystem;
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_appHost = new WindowsAppHost(appPaths,
logManager,
options,
fileSystem,
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new PowerManagement(),
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"emby.windows.zip",
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environmentInfo,
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imageEncoder,
new Server.Startup.Common.SystemEvents(logManager.GetLogger("SystemEvents")),
new RecyclableMemoryStreamProvider(),
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new Networking.NetworkManager(logManager.GetLogger("NetworkManager")),
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GenerateCertificate,
() => Environment.UserDomainName);
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var initProgress = new Progress<double>();
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if (!runService)
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{
if (!options.ContainsOption("-nosplash")) ShowSplashScreen(_appHost.ApplicationVersion, initProgress, logManager.GetLogger("Splash"));
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// Not crazy about this but it's the only way to suppress ffmpeg crash dialog boxes
SetErrorMode(ErrorModes.SEM_FAILCRITICALERRORS | ErrorModes.SEM_NOALIGNMENTFAULTEXCEPT |
ErrorModes.SEM_NOGPFAULTERRORBOX | ErrorModes.SEM_NOOPENFILEERRORBOX);
}
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var task = _appHost.Init(initProgress);
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Task.WaitAll(task);
task = task.ContinueWith(new Action<Task>(a => _appHost.RunStartupTasks()), TaskContinuationOptions.OnlyOnRanToCompletion | TaskContinuationOptions.AttachedToParent);
if (runService)
{
StartService(logManager);
}
else
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{
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Task.WaitAll(task);
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task = InstallVcredist2013IfNeeded(_appHost, _logger);
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Task.WaitAll(task);
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Microsoft.Win32.SystemEvents.SessionSwitch += SystemEvents_SessionSwitch;
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HideSplashScreen();
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ShowTrayIcon();
task = ApplicationTaskCompletionSource.Task;
Task.WaitAll(task);
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}
}
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private static void GenerateCertificate(string certPath, string certHost)
{
CertificateGenerator.CreateSelfSignCertificatePfx(certPath, certHost, _logger);
}
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private static ServerNotifyIcon _serverNotifyIcon;
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private static TaskScheduler _mainTaskScheduler;
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private static void ShowTrayIcon()
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{
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//Application.EnableVisualStyles();
//Application.SetCompatibleTextRenderingDefault(false);
_serverNotifyIcon = new ServerNotifyIcon(_appHost.LogManager, _appHost, _appHost.ServerConfigurationManager, _appHost.LocalizationManager);
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_mainTaskScheduler = TaskScheduler.FromCurrentSynchronizationContext();
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Application.Run();
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}
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internal static SplashForm _splash;
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private static Thread _splashThread;
private static void ShowSplashScreen(Version appVersion, Progress<double> progress, ILogger logger)
{
var thread = new Thread(() =>
{
_splash = new SplashForm(appVersion, progress);
_splash.ShowDialog();
});
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thread.SetApartmentState(ApartmentState.STA);
thread.IsBackground = true;
thread.Start();
_splashThread = thread;
}
private static void HideSplashScreen()
{
if (_splash != null)
{
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Action act = () =>
{
_splash.Close();
_splashThread = null;
};
_splash.Invoke(act);
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}
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}
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static void SystemEvents_SessionSwitch(object sender, SessionSwitchEventArgs e)
{
if (e.Reason == SessionSwitchReason.SessionLogon)
{
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BrowserLauncher.OpenDashboard(_appHost);
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}
}
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public static void Invoke(Action action)
{
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if (IsRunningAsService)
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{
action();
}
else
{
Task.Factory.StartNew(action, CancellationToken.None, TaskCreationOptions.None, _mainTaskScheduler ?? TaskScheduler.Current);
}
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}
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/// <summary>
/// Starts the service.
/// </summary>
private static void StartService(ILogManager logManager)
{
var service = new BackgroundService(logManager.GetLogger("Service"));
service.Disposed += service_Disposed;
ServiceBase.Run(service);
}
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/// <summary>
/// Handles the Disposed event of the service control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
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static void service_Disposed(object sender, EventArgs e)
{
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ApplicationTaskCompletionSource.SetResult(true);
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OnServiceShutdown();
}
private static void OnServiceShutdown()
{
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_logger.Info("Shutting down");
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DisposeAppHost();
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}
/// <summary>
/// Installs the service.
/// </summary>
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private static void InstallService(string applicationPath, ILogger logger)
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{
try
{
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ManagedInstallerClass.InstallHelper(new[] { applicationPath });
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logger.Info("Service installation succeeded");
}
catch (Exception ex)
{
logger.ErrorException("Uninstall failed", ex);
}
}
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/// <summary>
/// Uninstalls the service.
/// </summary>
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private static void UninstallService(string applicationPath, ILogger logger)
{
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try
{
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ManagedInstallerClass.InstallHelper(new[] { "/u", applicationPath });
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logger.Info("Service uninstallation succeeded");
}
catch (Exception ex)
{
logger.ErrorException("Uninstall failed", ex);
}
}
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private static void RunServiceInstallationIfNeeded(string applicationPath)
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{
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var serviceName = BackgroundService.GetExistingServiceName();
var ctl = ServiceController.GetServices().FirstOrDefault(s => s.ServiceName == serviceName);
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if (ctl == null)
{
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RunServiceInstallation(applicationPath);
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}
}
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/// <summary>
/// Runs the service installation.
/// </summary>
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private static void RunServiceInstallation(string applicationPath)
{
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var startInfo = new ProcessStartInfo
{
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FileName = applicationPath,
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Arguments = "-installservice",
CreateNoWindow = true,
WindowStyle = ProcessWindowStyle.Hidden,
Verb = "runas",
ErrorDialog = false
};
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using (var process = Process.Start(startInfo))
{
process.WaitForExit();
}
}
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/// <summary>
/// Runs the service uninstallation.
/// </summary>
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private static void RunServiceUninstallation(string applicationPath)
{
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var startInfo = new ProcessStartInfo
{
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FileName = applicationPath,
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Arguments = "-uninstallservice",
CreateNoWindow = true,
WindowStyle = ProcessWindowStyle.Hidden,
Verb = "runas",
ErrorDialog = false
};
using (var process = Process.Start(startInfo))
{
process.WaitForExit();
}
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}
/// <summary>
/// Handles the UnhandledException event of the CurrentDomain control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="UnhandledExceptionEventArgs"/> instance containing the event data.</param>
static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
{
var exception = (Exception)e.ExceptionObject;
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new UnhandledExceptionWriter(_appHost.ServerConfigurationManager.ApplicationPaths, _logger, _appHost.LogManager, FileSystem, new ConsoleLogger()).Log(exception);
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if (!IsRunningAsService)
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{
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MessageBox.Show("Unhandled exception: " + exception.Message);
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}
if (!Debugger.IsAttached)
{
Environment.Exit(Marshal.GetHRForException(exception));
}
}
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/// <summary>
/// Performs the update if needed.
/// </summary>
/// <param name="appPaths">The app paths.</param>
/// <param name="logger">The logger.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
private static bool PerformUpdateIfNeeded(ServerApplicationPaths appPaths, ILogger logger)
{
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// Not supported
if (IsRunningAsService)
{
return false;
}
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// Look for the existence of an update archive
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var updateArchive = Path.Combine(appPaths.TempUpdatePath, "MBServer" + ".zip");
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if (File.Exists(updateArchive))
{
logger.Info("An update is available from {0}", updateArchive);
// Update is there - execute update
try
{
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var serviceName = IsRunningAsService ? BackgroundService.GetExistingServiceName() : string.Empty;
new ApplicationUpdater().UpdateApplication(appPaths, updateArchive, logger, serviceName);
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// And just let the app exit so it can update
return true;
}
catch (Exception e)
{
logger.ErrorException("Error starting updater.", e);
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MessageBox.Show(string.Format("Error attempting to update application.\n\n{0}\n\n{1}", e.GetType().Name, e.Message));
}
}
return false;
}
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public static void Shutdown()
{
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if (IsRunningAsService)
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{
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ShutdownWindowsService();
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}
else
{
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DisposeAppHost();
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ShutdownWindowsApplication();
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}
}
public static void Restart()
{
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DisposeAppHost();
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if (IsRunningAsService)
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{
RestartWindowsService();
}
else
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{
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//_logger.Info("Hiding server notify icon");
//_serverNotifyIcon.Visible = false;
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_logger.Info("Starting new instance");
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//Application.Restart();
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Process.Start(ApplicationPath);
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ShutdownWindowsApplication();
}
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}
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private static void DisposeAppHost()
{
if (!_appHostDisposed)
{
_logger.Info("Disposing app host");
_appHostDisposed = true;
_appHost.Dispose();
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_logger.Info("App host dispose complete");
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}
}
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private static void ShutdownWindowsApplication()
{
if (_serverNotifyIcon != null)
{
_serverNotifyIcon.Dispose();
_serverNotifyIcon = null;
}
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//_logger.Info("Calling Application.Exit");
//Application.Exit();
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_logger.Info("Calling Environment.Exit");
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Environment.Exit(0);
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_logger.Info("Calling ApplicationTaskCompletionSource.SetResult");
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ApplicationTaskCompletionSource.SetResult(true);
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}
private static void ShutdownWindowsService()
{
_logger.Info("Stopping background service");
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var service = new ServiceController(BackgroundService.GetExistingServiceName());
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service.Refresh();
if (service.Status == ServiceControllerStatus.Running)
{
service.Stop();
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}
}
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private static void RestartWindowsService()
{
_logger.Info("Restarting background service");
var startInfo = new ProcessStartInfo
{
FileName = "cmd.exe",
CreateNoWindow = true,
WindowStyle = ProcessWindowStyle.Hidden,
Verb = "runas",
ErrorDialog = false,
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Arguments = String.Format("/c sc stop {0} & sc start {0} & sc start {0}", BackgroundService.GetExistingServiceName())
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};
Process.Start(startInfo);
}
private static bool CanRestartWindowsService()
{
var startInfo = new ProcessStartInfo
{
FileName = "cmd.exe",
CreateNoWindow = true,
WindowStyle = ProcessWindowStyle.Hidden,
Verb = "runas",
ErrorDialog = false,
Arguments = String.Format("/c sc query {0}", BackgroundService.GetExistingServiceName())
};
using (var process = Process.Start(startInfo))
{
process.WaitForExit();
if (process.ExitCode == 0)
{
return true;
}
else
{
return false;
}
}
}
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private static async Task InstallVcredist2013IfNeeded(ApplicationHost appHost, ILogger logger)
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{
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// Reference
// http://stackoverflow.com/questions/12206314/detect-if-visual-c-redistributable-for-visual-studio-2012-is-installed
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try
{
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var subkey = Environment.Is64BitProcess
? "SOFTWARE\\WOW6432Node\\Microsoft\\VisualStudio\\12.0\\VC\\Runtimes\\x64"
: "SOFTWARE\\Microsoft\\VisualStudio\\12.0\\VC\\Runtimes\\x86";
using (RegistryKey ndpKey = RegistryKey.OpenBaseKey(RegistryHive.LocalMachine, RegistryView.Default)
.OpenSubKey(subkey))
{
if (ndpKey != null && ndpKey.GetValue("Version") != null)
{
var installedVersion = ((string)ndpKey.GetValue("Version")).TrimStart('v');
if (installedVersion.StartsWith("12", StringComparison.OrdinalIgnoreCase))
{
return;
}
}
}
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}
catch (Exception ex)
{
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logger.ErrorException("Error getting .NET Framework version", ex);
return;
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}
try
{
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await InstallVcredist2013().ConfigureAwait(false);
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}
catch (Exception ex)
{
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logger.ErrorException("Error installing Visual Studio C++ runtime", ex);
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}
}
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private async static Task InstallVcredist2013()
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{
var httpClient = _appHost.HttpClient;
var tmp = await httpClient.GetTempFile(new HttpRequestOptions
{
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Url = GetVcredist2013Url(),
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Progress = new Progress<double>()
}).ConfigureAwait(false);
var exePath = Path.ChangeExtension(tmp, ".exe");
File.Copy(tmp, exePath);
var startInfo = new ProcessStartInfo
{
FileName = exePath,
CreateNoWindow = true,
WindowStyle = ProcessWindowStyle.Hidden,
Verb = "runas",
ErrorDialog = false
};
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_logger.Info("Running {0}", startInfo.FileName);
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using (var process = Process.Start(startInfo))
{
process.WaitForExit();
}
}
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private static string GetVcredist2013Url()
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{
if (Environment.Is64BitProcess)
{
return "https://github.com/MediaBrowser/Emby.Resources/raw/master/vcredist2013/vcredist_x64.exe";
}
// TODO: ARM url - https://github.com/MediaBrowser/Emby.Resources/raw/master/vcredist2013/vcredist_arm.exe
return "https://github.com/MediaBrowser/Emby.Resources/raw/master/vcredist2013/vcredist_x86.exe";
}
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/// <summary>
/// Sets the error mode.
/// </summary>
/// <param name="uMode">The u mode.</param>
/// <returns>ErrorModes.</returns>
[DllImport("kernel32.dll")]
static extern ErrorModes SetErrorMode(ErrorModes uMode);
/// <summary>
/// Enum ErrorModes
/// </summary>
[Flags]
public enum ErrorModes : uint
{
/// <summary>
/// The SYSTE m_ DEFAULT
/// </summary>
SYSTEM_DEFAULT = 0x0,
/// <summary>
/// The SE m_ FAILCRITICALERRORS
/// </summary>
SEM_FAILCRITICALERRORS = 0x0001,
/// <summary>
/// The SE m_ NOALIGNMENTFAULTEXCEPT
/// </summary>
SEM_NOALIGNMENTFAULTEXCEPT = 0x0004,
/// <summary>
/// The SE m_ NOGPFAULTERRORBOX
/// </summary>
SEM_NOGPFAULTERRORBOX = 0x0002,
/// <summary>
/// The SE m_ NOOPENFILEERRORBOX
/// </summary>
SEM_NOOPENFILEERRORBOX = 0x8000
}
}
}