766 lines
26 KiB
C#
766 lines
26 KiB
C#
using MediaBrowser.Common.Implementations.Logging;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Server.Implementations;
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using MediaBrowser.Server.Startup.Common;
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using MediaBrowser.Server.Startup.Common.Browser;
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using MediaBrowser.ServerApplication.Native;
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using MediaBrowser.ServerApplication.Splash;
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using MediaBrowser.ServerApplication.Updates;
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using Microsoft.Win32;
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using System;
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using System.Configuration.Install;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Management;
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using System.Runtime.InteropServices;
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using System.ServiceProcess;
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using System.Threading;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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using CommonIO.Windows;
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using Emby.Drawing.ImageMagick;
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using ImageMagickSharp;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Server.Implementations.Logging;
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namespace MediaBrowser.ServerApplication
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{
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public class MainStartup
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{
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private static ApplicationHost _appHost;
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private static ILogger _logger;
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private static bool _isRunningAsService = false;
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private static bool _appHostDisposed;
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[DllImport("kernel32.dll", SetLastError = true)]
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static extern bool SetDllDirectory(string lpPathName);
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/// <summary>
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/// Defines the entry point of the application.
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/// </summary>
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public static void Main()
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{
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var options = new StartupOptions();
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_isRunningAsService = options.ContainsOption("-service");
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var currentProcess = Process.GetCurrentProcess();
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var applicationPath = currentProcess.MainModule.FileName;
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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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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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{
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logger.Info("Performing service installation");
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InstallService(applicationPath, logger);
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return;
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}
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// Restart with admin rights, then install
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if (options.ContainsOption("-installserviceasadmin"))
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{
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logger.Info("Performing service installation");
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RunServiceInstallation(applicationPath);
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return;
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}
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// Uninstall directly
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if (options.ContainsOption("-uninstallservice"))
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{
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logger.Info("Performing service uninstallation");
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UninstallService(applicationPath, logger);
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return;
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}
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// Restart with admin rights, then uninstall
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if (options.ContainsOption("-uninstallserviceasadmin"))
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{
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logger.Info("Performing service uninstallation");
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RunServiceUninstallation(applicationPath);
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return;
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}
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AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
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RunServiceInstallationIfNeeded(applicationPath);
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if (IsAlreadyRunning(applicationPath, currentProcess))
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{
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logger.Info("Shutting down because another instance of Emby Server is already running.");
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return;
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}
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if (PerformUpdateIfNeeded(appPaths, logger))
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{
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logger.Info("Exiting to perform application update.");
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return;
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}
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try
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{
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RunApplication(appPaths, logManager, _isRunningAsService, options);
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}
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finally
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{
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OnServiceShutdown();
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}
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}
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/// <summary>
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/// Determines whether [is already running] [the specified current process].
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/// </summary>
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/// <param name="applicationPath">The application path.</param>
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/// <param name="currentProcess">The current process.</param>
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/// <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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{
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var duplicate = Process.GetProcesses().FirstOrDefault(i =>
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{
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try
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{
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if (currentProcess.Id == i.Id)
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{
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return false;
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}
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}
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catch (Exception)
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{
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return false;
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}
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try
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{
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//_logger.Info("Module: {0}", i.MainModule.FileName);
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if (string.Equals(applicationPath, i.MainModule.FileName, StringComparison.OrdinalIgnoreCase))
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{
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return true;
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}
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return false;
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}
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catch (Exception)
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{
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return false;
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}
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});
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if (duplicate != null)
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{
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_logger.Info("Found a duplicate process. Giving it time to exit.");
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if (!duplicate.WaitForExit(15000))
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{
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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)
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{
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return IsAlreadyRunningAsService(applicationPath);
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}
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return false;
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}
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private static bool IsAlreadyRunningAsService(string applicationPath)
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{
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var serviceName = BackgroundService.GetExistingServiceName();
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WqlObjectQuery wqlObjectQuery = new WqlObjectQuery(string.Format("SELECT * FROM Win32_Service WHERE State = 'Running' AND Name = '{0}'", serviceName));
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ManagementObjectSearcher managementObjectSearcher = new ManagementObjectSearcher(wqlObjectQuery);
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ManagementObjectCollection managementObjectCollection = managementObjectSearcher.Get();
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foreach (ManagementObject managementObject in managementObjectCollection)
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{
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var obj = managementObject.GetPropertyValue("PathName");
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if (obj == null)
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{
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continue;
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}
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var path = obj.ToString();
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_logger.Info("Service path: {0}", path);
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// Need to use indexOf instead of equality because the path will have the full service command line
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if (path.IndexOf(applicationPath, StringComparison.OrdinalIgnoreCase) != -1)
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{
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_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.");
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return true;
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}
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}
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return false;
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}
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/// <summary>
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/// Creates the application paths.
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/// </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>
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/// <returns>ServerApplicationPaths.</returns>
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private static ServerApplicationPaths CreateApplicationPaths(string applicationPath, bool runAsService)
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{
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var resourcesPath = Path.GetDirectoryName(applicationPath);
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if (runAsService)
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{
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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, applicationPath, resourcesPath);
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}
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return new ServerApplicationPaths(ApplicationPathHelper.GetProgramDataPath(applicationPath), applicationPath, resourcesPath);
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}
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/// <summary>
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/// Gets a value indicating whether this instance can self restart.
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/// </summary>
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/// <value><c>true</c> if this instance can self restart; otherwise, <c>false</c>.</value>
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public static bool CanSelfRestart
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{
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get
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{
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return !_isRunningAsService;
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}
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}
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/// <summary>
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/// Gets a value indicating whether this instance can self update.
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/// </summary>
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/// <value><c>true</c> if this instance can self update; otherwise, <c>false</c>.</value>
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public static bool CanSelfUpdate
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{
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get
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{
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return !_isRunningAsService;
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}
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}
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private static readonly TaskCompletionSource<bool> ApplicationTaskCompletionSource = new TaskCompletionSource<bool>();
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/// <summary>
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/// Runs the application.
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/// </summary>
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/// <param name="appPaths">The app paths.</param>
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/// <param name="logManager">The log manager.</param>
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/// <param name="runService">if set to <c>true</c> [run service].</param>
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/// <param name="options">The options.</param>
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private static void RunApplication(ServerApplicationPaths appPaths, ILogManager logManager, bool runService, StartupOptions options)
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{
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var fileSystem = new WindowsFileSystem(new PatternsLogger(logManager.GetLogger("FileSystem")));
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fileSystem.AddShortcutHandler(new MbLinkShortcutHandler(fileSystem));
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//fileSystem.AddShortcutHandler(new LnkShortcutHandler(fileSystem));
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var nativeApp = new WindowsApp(fileSystem, _logger)
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{
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IsRunningAsService = runService
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};
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_appHost = new ApplicationHost(appPaths,
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logManager,
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options,
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fileSystem,
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"emby.windows.zip",
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nativeApp);
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var initProgress = new Progress<double>();
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if (!runService)
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{
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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
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SetErrorMode(ErrorModes.SEM_FAILCRITICALERRORS | ErrorModes.SEM_NOALIGNMENTFAULTEXCEPT |
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ErrorModes.SEM_NOGPFAULTERRORBOX | ErrorModes.SEM_NOOPENFILEERRORBOX);
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}
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var task = _appHost.Init(initProgress);
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Task.WaitAll(task);
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task = task.ContinueWith(new Action<Task>(a => _appHost.RunStartupTasks()), TaskContinuationOptions.OnlyOnRanToCompletion | TaskContinuationOptions.AttachedToParent);
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if (runService)
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{
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StartService(logManager);
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}
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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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SystemEvents.SessionEnding += SystemEvents_SessionEnding;
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SystemEvents.SessionSwitch += SystemEvents_SessionSwitch;
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HideSplashScreen();
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ShowTrayIcon();
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task = ApplicationTaskCompletionSource.Task;
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Task.WaitAll(task);
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}
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}
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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();
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//Application.SetCompatibleTextRenderingDefault(false);
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_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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private static SplashForm _splash;
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private static Thread _splashThread;
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private static void ShowSplashScreen(Version appVersion, Progress<double> progress, ILogger logger)
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{
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var thread = new Thread(() =>
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{
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_splash = new SplashForm(appVersion, progress);
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_splash.ShowDialog();
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});
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thread.SetApartmentState(ApartmentState.STA);
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thread.IsBackground = true;
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thread.Start();
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_splashThread = thread;
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}
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private static void HideSplashScreen()
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{
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if (_splash != null)
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{
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Action act = () =>
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{
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_splash.Close();
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_splashThread = null;
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};
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_splash.Invoke(act);
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}
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}
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static void SystemEvents_SessionSwitch(object sender, SessionSwitchEventArgs e)
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{
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if (e.Reason == SessionSwitchReason.SessionLogon)
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{
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BrowserLauncher.OpenDashboard(_appHost);
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}
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}
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public static void Invoke(Action action)
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{
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if (_isRunningAsService)
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{
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action();
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}
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else
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{
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Task.Factory.StartNew(action, CancellationToken.None, TaskCreationOptions.None, _mainTaskScheduler ?? TaskScheduler.Current);
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}
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}
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/// <summary>
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/// Starts the service.
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/// </summary>
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private static void StartService(ILogManager logManager)
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{
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var service = new BackgroundService(logManager.GetLogger("Service"));
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service.Disposed += service_Disposed;
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ServiceBase.Run(service);
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}
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/// <summary>
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/// Handles the Disposed event of the service control.
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/// </summary>
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/// <param name="sender">The source of the event.</param>
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/// <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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{
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ApplicationTaskCompletionSource.SetResult(true);
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OnServiceShutdown();
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}
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private static void OnServiceShutdown()
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{
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_logger.Info("Shutting down");
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DisposeAppHost();
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}
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/// <summary>
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/// Installs the service.
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/// </summary>
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private static void InstallService(string applicationPath, ILogger logger)
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{
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try
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{
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ManagedInstallerClass.InstallHelper(new[] { applicationPath });
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logger.Info("Service installation succeeded");
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}
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catch (Exception ex)
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{
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logger.ErrorException("Uninstall failed", ex);
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}
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}
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/// <summary>
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/// Uninstalls the service.
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/// </summary>
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private static void UninstallService(string applicationPath, ILogger logger)
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{
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try
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{
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ManagedInstallerClass.InstallHelper(new[] { "/u", applicationPath });
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logger.Info("Service uninstallation succeeded");
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}
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catch (Exception ex)
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{
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logger.ErrorException("Uninstall failed", ex);
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}
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}
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private static void RunServiceInstallationIfNeeded(string applicationPath)
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{
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var serviceName = BackgroundService.GetExistingServiceName();
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var ctl = ServiceController.GetServices().FirstOrDefault(s => s.ServiceName == serviceName);
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if (ctl == null)
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{
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RunServiceInstallation(applicationPath);
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}
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}
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/// <summary>
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/// Runs the service installation.
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/// </summary>
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private static void RunServiceInstallation(string applicationPath)
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{
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var startInfo = new ProcessStartInfo
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{
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FileName = applicationPath,
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Arguments = "-installservice",
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CreateNoWindow = true,
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WindowStyle = ProcessWindowStyle.Hidden,
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Verb = "runas",
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ErrorDialog = false
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};
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using (var process = Process.Start(startInfo))
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{
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process.WaitForExit();
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}
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}
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/// <summary>
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/// Runs the service uninstallation.
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/// </summary>
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private static void RunServiceUninstallation(string applicationPath)
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{
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var startInfo = new ProcessStartInfo
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{
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FileName = applicationPath,
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Arguments = "-uninstallservice",
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CreateNoWindow = true,
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WindowStyle = ProcessWindowStyle.Hidden,
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Verb = "runas",
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ErrorDialog = false
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};
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using (var process = Process.Start(startInfo))
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{
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process.WaitForExit();
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}
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}
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/// <summary>
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/// Handles the SessionEnding event of the SystemEvents control.
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/// </summary>
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/// <param name="sender">The source of the event.</param>
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/// <param name="e">The <see cref="SessionEndingEventArgs"/> instance containing the event data.</param>
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static void SystemEvents_SessionEnding(object sender, SessionEndingEventArgs e)
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{
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if (e.Reason == SessionEndReasons.SystemShutdown || !_isRunningAsService)
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{
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Shutdown();
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}
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}
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/// <summary>
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/// Handles the UnhandledException event of the CurrentDomain control.
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/// </summary>
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/// <param name="sender">The source of the event.</param>
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/// <param name="e">The <see cref="UnhandledExceptionEventArgs"/> instance containing the event data.</param>
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static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
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{
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var exception = (Exception)e.ExceptionObject;
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new UnhandledExceptionWriter(_appHost.ServerConfigurationManager.ApplicationPaths, _logger, _appHost.LogManager).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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}
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if (!Debugger.IsAttached)
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{
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Environment.Exit(Marshal.GetHRForException(exception));
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}
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}
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|
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/// <summary>
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/// Performs the update if needed.
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/// </summary>
|
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/// <param name="appPaths">The app paths.</param>
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/// <param name="logger">The logger.</param>
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/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
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private static bool PerformUpdateIfNeeded(ServerApplicationPaths appPaths, ILogger logger)
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{
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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))
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{
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logger.Info("An update is available from {0}", updateArchive);
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// Update is there - execute update
|
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try
|
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{
|
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var serviceName = _isRunningAsService ? BackgroundService.GetExistingServiceName() : string.Empty;
|
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new ApplicationUpdater().UpdateApplication(appPaths, updateArchive, logger, serviceName);
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// And just let the app exit so it can update
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return true;
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}
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catch (Exception e)
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{
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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));
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}
|
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}
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return false;
|
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}
|
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|
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public static void Shutdown()
|
|
{
|
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if (_isRunningAsService)
|
|
{
|
|
ShutdownWindowsService();
|
|
}
|
|
else
|
|
{
|
|
DisposeAppHost();
|
|
|
|
ShutdownWindowsApplication();
|
|
}
|
|
}
|
|
|
|
public static void Restart()
|
|
{
|
|
DisposeAppHost();
|
|
|
|
if (!_isRunningAsService)
|
|
{
|
|
//_logger.Info("Hiding server notify icon");
|
|
//_serverNotifyIcon.Visible = false;
|
|
|
|
_logger.Info("Starting new instance");
|
|
//Application.Restart();
|
|
Process.Start(_appHost.ServerConfigurationManager.ApplicationPaths.ApplicationPath);
|
|
|
|
ShutdownWindowsApplication();
|
|
}
|
|
}
|
|
|
|
private static void DisposeAppHost()
|
|
{
|
|
if (!_appHostDisposed)
|
|
{
|
|
_logger.Info("Disposing app host");
|
|
|
|
_appHostDisposed = true;
|
|
_appHost.Dispose();
|
|
}
|
|
}
|
|
|
|
private static void ShutdownWindowsApplication()
|
|
{
|
|
//_logger.Info("Calling Application.Exit");
|
|
//Application.Exit();
|
|
|
|
_logger.Info("Calling Environment.Exit");
|
|
Environment.Exit(0);
|
|
|
|
_logger.Info("Calling ApplicationTaskCompletionSource.SetResult");
|
|
ApplicationTaskCompletionSource.SetResult(true);
|
|
}
|
|
|
|
private static void ShutdownWindowsService()
|
|
{
|
|
_logger.Info("Stopping background service");
|
|
var service = new ServiceController(BackgroundService.GetExistingServiceName());
|
|
|
|
service.Refresh();
|
|
|
|
if (service.Status == ServiceControllerStatus.Running)
|
|
{
|
|
service.Stop();
|
|
}
|
|
}
|
|
|
|
private static async Task InstallVcredist2013IfNeeded(ApplicationHost appHost, ILogger logger)
|
|
{
|
|
// Reference
|
|
// http://stackoverflow.com/questions/12206314/detect-if-visual-c-redistributable-for-visual-studio-2012-is-installed
|
|
|
|
try
|
|
{
|
|
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;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
logger.ErrorException("Error getting .NET Framework version", ex);
|
|
return;
|
|
}
|
|
|
|
try
|
|
{
|
|
await InstallVcredist2013().ConfigureAwait(false);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
logger.ErrorException("Error installing Visual Studio C++ runtime", ex);
|
|
}
|
|
}
|
|
|
|
private async static Task InstallVcredist2013()
|
|
{
|
|
var httpClient = _appHost.HttpClient;
|
|
|
|
var tmp = await httpClient.GetTempFile(new HttpRequestOptions
|
|
{
|
|
Url = GetVcredist2013Url(),
|
|
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
|
|
};
|
|
|
|
_logger.Info("Running {0}", startInfo.FileName);
|
|
|
|
using (var process = Process.Start(startInfo))
|
|
{
|
|
process.WaitForExit();
|
|
}
|
|
}
|
|
|
|
private static string GetVcredist2013Url()
|
|
{
|
|
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";
|
|
}
|
|
|
|
/// <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
|
|
}
|
|
}
|
|
}
|