diff options
11 files changed, 295 insertions, 431 deletions
diff --git a/Emby.Server.Implementations/ApplicationHost.cs b/Emby.Server.Implementations/ApplicationHost.cs index cb32b8c01..81a80ddb2 100644 --- a/Emby.Server.Implementations/ApplicationHost.cs +++ b/Emby.Server.Implementations/ApplicationHost.cs @@ -30,7 +30,6 @@ using Emby.Server.Implementations.Configuration; using Emby.Server.Implementations.Cryptography; using Emby.Server.Implementations.Data; using Emby.Server.Implementations.Devices; -using Emby.Server.Implementations.Diagnostics; using Emby.Server.Implementations.Dto; using Emby.Server.Implementations.HttpServer; using Emby.Server.Implementations.HttpServer.Security; @@ -86,7 +85,6 @@ using MediaBrowser.MediaEncoding.BdInfo; using MediaBrowser.Model.Activity; using MediaBrowser.Model.Configuration; using MediaBrowser.Model.Cryptography; -using MediaBrowser.Model.Diagnostics; using MediaBrowser.Model.Dlna; using MediaBrowser.Model.Events; using MediaBrowser.Model.Globalization; @@ -337,8 +335,6 @@ namespace Emby.Server.Implementations internal IImageEncoder ImageEncoder { get; private set; } - protected IProcessFactory ProcessFactory { get; private set; } - protected readonly IXmlSerializer XmlSerializer; protected ISocketFactory SocketFactory { get; private set; } @@ -680,9 +676,6 @@ namespace Emby.Server.Implementations serviceCollection.AddSingleton(XmlSerializer); - ProcessFactory = new ProcessFactory(); - serviceCollection.AddSingleton(ProcessFactory); - serviceCollection.AddSingleton(typeof(IStreamHelper), typeof(StreamHelper)); var cryptoProvider = new CryptographyProvider(); @@ -743,7 +736,6 @@ namespace Emby.Server.Implementations LoggerFactory.CreateLogger<MediaBrowser.MediaEncoding.Encoder.MediaEncoder>(), ServerConfigurationManager, FileSystemManager, - ProcessFactory, LocalizationManager, () => SubtitleEncoder, startupConfig, @@ -857,8 +849,7 @@ namespace Emby.Server.Implementations FileSystemManager, MediaEncoder, HttpClient, - MediaSourceManager, - ProcessFactory); + MediaSourceManager); serviceCollection.AddSingleton(SubtitleEncoder); serviceCollection.AddSingleton(typeof(IResourceFileManager), typeof(ResourceFileManager)); @@ -1678,15 +1669,17 @@ namespace Emby.Server.Implementations throw new NotSupportedException(); } - var process = ProcessFactory.Create(new ProcessOptions + var process = new Process { - FileName = url, - EnableRaisingEvents = true, - UseShellExecute = true, - ErrorDialog = false - }); - - process.Exited += ProcessExited; + StartInfo = new ProcessStartInfo + { + FileName = url, + UseShellExecute = true, + ErrorDialog = false + }, + EnableRaisingEvents = true + }; + process.Exited += (sender, args) => ((Process)sender).Dispose(); try { @@ -1699,11 +1692,6 @@ namespace Emby.Server.Implementations } } - private static void ProcessExited(object sender, EventArgs e) - { - ((IProcess)sender).Dispose(); - } - public virtual void EnableLoopback(string appName) { } diff --git a/Emby.Server.Implementations/Diagnostics/CommonProcess.cs b/Emby.Server.Implementations/Diagnostics/CommonProcess.cs deleted file mode 100644 index bfa49ac5f..000000000 --- a/Emby.Server.Implementations/Diagnostics/CommonProcess.cs +++ /dev/null @@ -1,152 +0,0 @@ -#pragma warning disable CS1591 - -using System; -using System.Diagnostics; -using System.IO; -using System.Threading; -using System.Threading.Tasks; -using MediaBrowser.Model.Diagnostics; - -namespace Emby.Server.Implementations.Diagnostics -{ - public class CommonProcess : IProcess - { - private readonly Process _process; - - private bool _disposed = false; - private bool _hasExited; - - public CommonProcess(ProcessOptions options) - { - StartInfo = options; - - var startInfo = new ProcessStartInfo - { - Arguments = options.Arguments, - FileName = options.FileName, - WorkingDirectory = options.WorkingDirectory, - UseShellExecute = options.UseShellExecute, - CreateNoWindow = options.CreateNoWindow, - RedirectStandardError = options.RedirectStandardError, - RedirectStandardInput = options.RedirectStandardInput, - RedirectStandardOutput = options.RedirectStandardOutput, - ErrorDialog = options.ErrorDialog - }; - - - if (options.IsHidden) - { - startInfo.WindowStyle = ProcessWindowStyle.Hidden; - } - - _process = new Process - { - StartInfo = startInfo - }; - - if (options.EnableRaisingEvents) - { - _process.EnableRaisingEvents = true; - _process.Exited += OnProcessExited; - } - } - - public event EventHandler Exited; - - public ProcessOptions StartInfo { get; } - - public StreamWriter StandardInput => _process.StandardInput; - - public StreamReader StandardError => _process.StandardError; - - public StreamReader StandardOutput => _process.StandardOutput; - - public int ExitCode => _process.ExitCode; - - private bool HasExited - { - get - { - if (_hasExited) - { - return true; - } - - try - { - _hasExited = _process.HasExited; - } - catch (InvalidOperationException) - { - _hasExited = true; - } - - return _hasExited; - } - } - - public void Start() - { - _process.Start(); - } - - public void Kill() - { - _process.Kill(); - } - - public bool WaitForExit(int timeMs) - { - return _process.WaitForExit(timeMs); - } - - public Task<bool> WaitForExitAsync(int timeMs) - { - // Note: For this function to work correctly, the option EnableRisingEvents needs to be set to true. - - if (HasExited) - { - return Task.FromResult(true); - } - - timeMs = Math.Max(0, timeMs); - - var tcs = new TaskCompletionSource<bool>(); - - var cancellationToken = new CancellationTokenSource(timeMs).Token; - - _process.Exited += (sender, args) => tcs.TrySetResult(true); - - cancellationToken.Register(() => tcs.TrySetResult(HasExited)); - - return tcs.Task; - } - - public void Dispose() - { - Dispose(true); - GC.SuppressFinalize(this); - } - - protected virtual void Dispose(bool disposing) - { - if (_disposed) - { - return; - } - - if (disposing) - { - _process?.Dispose(); - } - - _disposed = true; - } - - private void OnProcessExited(object sender, EventArgs e) - { - _hasExited = true; - Exited?.Invoke(this, e); - } - } -} diff --git a/Emby.Server.Implementations/Diagnostics/ProcessFactory.cs b/Emby.Server.Implementations/Diagnostics/ProcessFactory.cs deleted file mode 100644 index 02ad3c1a8..000000000 --- a/Emby.Server.Implementations/Diagnostics/ProcessFactory.cs +++ /dev/null @@ -1,14 +0,0 @@ -#pragma warning disable CS1591 - -using MediaBrowser.Model.Diagnostics; - -namespace Emby.Server.Implementations.Diagnostics -{ - public class ProcessFactory : IProcessFactory - { - public IProcess Create(ProcessOptions options) - { - return new CommonProcess(options); - } - } -} diff --git a/Emby.Server.Implementations/LiveTv/EmbyTV/EmbyTV.cs b/Emby.Server.Implementations/LiveTv/EmbyTV/EmbyTV.cs index 139aa19a4..900f12062 100644 --- a/Emby.Server.Implementations/LiveTv/EmbyTV/EmbyTV.cs +++ b/Emby.Server.Implementations/LiveTv/EmbyTV/EmbyTV.cs @@ -3,6 +3,7 @@ using System; using System.Collections.Concurrent; using System.Collections.Generic; +using System.Diagnostics; using System.Globalization; using System.IO; using System.Linq; @@ -25,7 +26,6 @@ using MediaBrowser.Controller.LiveTv; using MediaBrowser.Controller.MediaEncoding; using MediaBrowser.Controller.Providers; using MediaBrowser.Model.Configuration; -using MediaBrowser.Model.Diagnostics; using MediaBrowser.Model.Dto; using MediaBrowser.Model.Entities; using MediaBrowser.Model.Events; @@ -61,7 +61,6 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV private readonly ILibraryManager _libraryManager; private readonly IProviderManager _providerManager; private readonly IMediaEncoder _mediaEncoder; - private readonly IProcessFactory _processFactory; private readonly IMediaSourceManager _mediaSourceManager; private readonly IStreamHelper _streamHelper; @@ -88,8 +87,7 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV ILibraryManager libraryManager, ILibraryMonitor libraryMonitor, IProviderManager providerManager, - IMediaEncoder mediaEncoder, - IProcessFactory processFactory) + IMediaEncoder mediaEncoder) { Current = this; @@ -102,7 +100,6 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV _libraryMonitor = libraryMonitor; _providerManager = providerManager; _mediaEncoder = mediaEncoder; - _processFactory = processFactory; _liveTvManager = (LiveTvManager)liveTvManager; _jsonSerializer = jsonSerializer; _mediaSourceManager = mediaSourceManager; @@ -1662,7 +1659,7 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV { if (mediaSource.RequiresLooping || !(mediaSource.Container ?? string.Empty).EndsWith("ts", StringComparison.OrdinalIgnoreCase) || (mediaSource.Protocol != MediaProtocol.File && mediaSource.Protocol != MediaProtocol.Http)) { - return new EncodedRecorder(_logger, _mediaEncoder, _config.ApplicationPaths, _jsonSerializer, _processFactory, _config); + return new EncodedRecorder(_logger, _mediaEncoder, _config.ApplicationPaths, _jsonSerializer, _config); } return new DirectRecorder(_logger, _httpClient, _streamHelper); @@ -1683,16 +1680,19 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV try { - var process = _processFactory.Create(new ProcessOptions + var process = new Process { - Arguments = GetPostProcessArguments(path, options.RecordingPostProcessorArguments), - CreateNoWindow = true, - EnableRaisingEvents = true, - ErrorDialog = false, - FileName = options.RecordingPostProcessor, - IsHidden = true, - UseShellExecute = false - }); + StartInfo = new ProcessStartInfo + { + Arguments = GetPostProcessArguments(path, options.RecordingPostProcessorArguments), + CreateNoWindow = true, + ErrorDialog = false, + FileName = options.RecordingPostProcessor, + WindowStyle = ProcessWindowStyle.Hidden, + UseShellExecute = false + }, + EnableRaisingEvents = true + }; _logger.LogInformation("Running recording post processor {0} {1}", process.StartInfo.FileName, process.StartInfo.Arguments); @@ -1712,11 +1712,9 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV private void Process_Exited(object sender, EventArgs e) { - using (var process = (IProcess)sender) + using (var process = (Process)sender) { _logger.LogInformation("Recording post-processing script completed with exit code {ExitCode}", process.ExitCode); - - process.Dispose(); } } diff --git a/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs b/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs index d24fc6792..bc86cc59a 100644 --- a/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs +++ b/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs @@ -2,6 +2,7 @@ using System; using System.Collections.Generic; +using System.Diagnostics; using System.Globalization; using System.IO; using System.Text; @@ -13,7 +14,6 @@ using MediaBrowser.Controller.Configuration; using MediaBrowser.Controller.Library; using MediaBrowser.Controller.MediaEncoding; using MediaBrowser.Model.Configuration; -using MediaBrowser.Model.Diagnostics; using MediaBrowser.Model.Dto; using MediaBrowser.Model.IO; using MediaBrowser.Model.Serialization; @@ -29,8 +29,7 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV private bool _hasExited; private Stream _logFileStream; private string _targetPath; - private IProcess _process; - private readonly IProcessFactory _processFactory; + private Process _process; private readonly IJsonSerializer _json; private readonly TaskCompletionSource<bool> _taskCompletionSource = new TaskCompletionSource<bool>(); private readonly IServerConfigurationManager _config; @@ -40,14 +39,12 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV IMediaEncoder mediaEncoder, IServerApplicationPaths appPaths, IJsonSerializer json, - IProcessFactory processFactory, IServerConfigurationManager config) { _logger = logger; _mediaEncoder = mediaEncoder; _appPaths = appPaths; _json = json; - _processFactory = processFactory; _config = config; } @@ -79,7 +76,7 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV _targetPath = targetFile; Directory.CreateDirectory(Path.GetDirectoryName(targetFile)); - var process = _processFactory.Create(new ProcessOptions + var processStartInfo = new ProcessStartInfo { CreateNoWindow = true, UseShellExecute = false, @@ -90,14 +87,11 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV FileName = _mediaEncoder.EncoderPath, Arguments = GetCommandLineArgs(mediaSource, inputFile, targetFile, duration), - IsHidden = true, - ErrorDialog = false, - EnableRaisingEvents = true - }); - - _process = process; + WindowStyle = ProcessWindowStyle.Hidden, + ErrorDialog = false + }; - var commandLineLogMessage = process.StartInfo.FileName + " " + process.StartInfo.Arguments; + var commandLineLogMessage = processStartInfo.FileName + " " + processStartInfo.Arguments; _logger.LogInformation(commandLineLogMessage); var logFilePath = Path.Combine(_appPaths.LogDirectoryPath, "record-transcode-" + Guid.NewGuid() + ".txt"); @@ -109,16 +103,21 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV var commandLineLogMessageBytes = Encoding.UTF8.GetBytes(_json.SerializeToString(mediaSource) + Environment.NewLine + Environment.NewLine + commandLineLogMessage + Environment.NewLine + Environment.NewLine); _logFileStream.Write(commandLineLogMessageBytes, 0, commandLineLogMessageBytes.Length); - process.Exited += (sender, args) => OnFfMpegProcessExited(process, inputFile); + _process = new Process + { + StartInfo = processStartInfo, + EnableRaisingEvents = true + }; + _process.Exited += (sender, args) => OnFfMpegProcessExited(_process, inputFile); - process.Start(); + _process.Start(); cancellationToken.Register(Stop); onStarted(); // Important - don't await the log task or we won't be able to kill ffmpeg when the user stops playback - StartStreamingLog(process.StandardError.BaseStream, _logFileStream); + StartStreamingLog(_process.StandardError.BaseStream, _logFileStream); _logger.LogInformation("ffmpeg recording process started for {0}", _targetPath); @@ -292,30 +291,33 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV /// <summary> /// Processes the exited. /// </summary> - private void OnFfMpegProcessExited(IProcess process, string inputFile) + private void OnFfMpegProcessExited(Process process, string inputFile) { - _hasExited = true; + using (process) + { + _hasExited = true; - _logFileStream?.Dispose(); - _logFileStream = null; + _logFileStream?.Dispose(); + _logFileStream = null; - var exitCode = process.ExitCode; + var exitCode = process.ExitCode; - _logger.LogInformation("FFMpeg recording exited with code {ExitCode} for {Path}", exitCode, _targetPath); + _logger.LogInformation("FFMpeg recording exited with code {ExitCode} for {Path}", exitCode, _targetPath); - if (exitCode == 0) - { - _taskCompletionSource.TrySetResult(true); - } - else - { - _taskCompletionSource.TrySetException( - new Exception( - string.Format( - CultureInfo.InvariantCulture, - "Recording for {0} failed. Exit code {1}", - _targetPath, - exitCode))); + if (exitCode == 0) + { + _taskCompletionSource.TrySetResult(true); + } + else + { + _taskCompletionSource.TrySetException( + new Exception( + string.Format( + CultureInfo.InvariantCulture, + "Recording for {0} failed. Exit code {1}", + _targetPath, + exitCode))); + } } } diff --git a/MediaBrowser.Common/Extensions/ProcessExtensions.cs b/MediaBrowser.Common/Extensions/ProcessExtensions.cs new file mode 100644 index 000000000..c74787122 --- /dev/null +++ b/MediaBrowser.Common/Extensions/ProcessExtensions.cs @@ -0,0 +1,80 @@ +using System; +using System.Diagnostics; +using System.Threading; +using System.Threading.Tasks; + +namespace MediaBrowser.Common.Extensions +{ + /// <summary> + /// Extension methods for <see cref="Process"/>. + /// </summary> + public static class ProcessExtensions + { + /// <summary> + /// Asynchronously wait for the process to exit. + /// </summary> + /// <param name="process">The process to wait for.</param> + /// <param name="timeout">The duration to wait before cancelling waiting for the task.</param> + /// <returns>True if the task exited normally, false if the timeout elapsed before the process exited.</returns> + /// <exception cref="InvalidOperationException">If <see cref="Process.EnableRaisingEvents"/> is not set to true for the process.</exception> + public static async Task<bool> WaitForExitAsync(this Process process, TimeSpan timeout) + { + using (var cancelTokenSource = new CancellationTokenSource(timeout)) + { + return await WaitForExitAsync(process, cancelTokenSource.Token).ConfigureAwait(false); + } + } + + /// <summary> + /// Asynchronously wait for the process to exit. + /// </summary> + /// <param name="process">The process to wait for.</param> + /// <param name="cancelToken">A <see cref="CancellationToken"/> to observe while waiting for the process to exit.</param> + /// <returns>True if the task exited normally, false if cancelled before the process exited.</returns> + public static async Task<bool> WaitForExitAsync(this Process process, CancellationToken cancelToken) + { + if (!process.EnableRaisingEvents) + { + throw new InvalidOperationException("EnableRisingEvents must be enabled to async wait for a task to exit."); + } + + // Add an event handler for the process exit event + var tcs = new TaskCompletionSource<bool>(); + process.Exited += (sender, args) => tcs.TrySetResult(true); + + // Return immediately if the process has already exited + if (process.HasExitedSafe()) + { + return true; + } + + // Register with the cancellation token then await + using (var cancelRegistration = cancelToken.Register(() => tcs.TrySetResult(process.HasExitedSafe()))) + { + return await tcs.Task.ConfigureAwait(false); + } + } + + /// <summary> + /// Gets a value indicating whether the associated process has been terminated using + /// <see cref="Process.HasExited"/>. This is safe to call even if there is no operating system process + /// associated with the <see cref="Process"/>. + /// </summary> + /// <param name="process">The process to check the exit status for.</param> + /// <returns> + /// True if the operating system process referenced by the <see cref="Process"/> component has + /// terminated, or if there is no associated operating system process; otherwise, false. + /// </returns> + private static bool HasExitedSafe(this Process process) + { + try + { + return process.HasExited; + } + catch (InvalidOperationException) + { + return true; + } + } + } +} diff --git a/MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs b/MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs index 43d33c716..3f177a9fa 100644 --- a/MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs +++ b/MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs @@ -155,47 +155,44 @@ namespace MediaBrowser.MediaEncoding.Attachments inputPath, attachmentStreamIndex, outputPath); - var startInfo = new ProcessStartInfo - { - Arguments = processArgs, - FileName = _mediaEncoder.EncoderPath, - UseShellExecute = false, - CreateNoWindow = true, - WindowStyle = ProcessWindowStyle.Hidden, - ErrorDialog = false - }; - var process = new Process - { - StartInfo = startInfo - }; - _logger.LogInformation("{File} {Arguments}", process.StartInfo.FileName, process.StartInfo.Arguments); + int exitCode; - process.Start(); + using (var process = new Process + { + StartInfo = new ProcessStartInfo + { + Arguments = processArgs, + FileName = _mediaEncoder.EncoderPath, + UseShellExecute = false, + CreateNoWindow = true, + WindowStyle = ProcessWindowStyle.Hidden, + ErrorDialog = false + }, + EnableRaisingEvents = true + }) + { + _logger.LogInformation("{File} {Arguments}", process.StartInfo.FileName, process.StartInfo.Arguments); - var processTcs = new TaskCompletionSource<bool>(); - process.EnableRaisingEvents = true; - process.Exited += (sender, args) => processTcs.TrySetResult(true); - var unregister = cancellationToken.Register(() => processTcs.TrySetResult(process.HasExited)); - var ranToCompletion = await processTcs.Task.ConfigureAwait(false); - unregister.Dispose(); + process.Start(); - if (!ranToCompletion) - { - try - { - _logger.LogWarning("Killing ffmpeg attachment extraction process"); - process.Kill(); - } - catch (Exception ex) + var ranToCompletion = await process.WaitForExitAsync(cancellationToken).ConfigureAwait(false); + + if (!ranToCompletion) { - _logger.LogError(ex, "Error killing attachment extraction process"); + try + { + _logger.LogWarning("Killing ffmpeg attachment extraction process"); + process.Kill(); + } + catch (Exception ex) + { + _logger.LogError(ex, "Error killing attachment extraction process"); + } } - } - var exitCode = ranToCompletion ? process.ExitCode : -1; - - process.Dispose(); + exitCode = ranToCompletion ? process.ExitCode : -1; + } var failed = false; diff --git a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs index f3f2b86ee..c2bfac9d6 100644 --- a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs +++ b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs @@ -13,7 +13,6 @@ using MediaBrowser.Controller.Configuration; using MediaBrowser.Controller.MediaEncoding; using MediaBrowser.MediaEncoding.Probing; using MediaBrowser.Model.Configuration; -using MediaBrowser.Model.Diagnostics; using MediaBrowser.Model.Dlna; using MediaBrowser.Model.Entities; using MediaBrowser.Model.Globalization; @@ -22,6 +21,7 @@ using MediaBrowser.Model.MediaInfo; using MediaBrowser.Model.System; using Microsoft.Extensions.Configuration; using Microsoft.Extensions.Logging; +using System.Diagnostics; namespace MediaBrowser.MediaEncoding.Encoder { @@ -38,7 +38,6 @@ namespace MediaBrowser.MediaEncoding.Encoder private readonly ILogger _logger; private readonly IServerConfigurationManager _configurationManager; private readonly IFileSystem _fileSystem; - private readonly IProcessFactory _processFactory; private readonly ILocalizationManager _localization; private readonly Func<ISubtitleEncoder> _subtitleEncoder; private readonly IConfiguration _configuration; @@ -58,7 +57,6 @@ namespace MediaBrowser.MediaEncoding.Encoder ILogger<MediaEncoder> logger, IServerConfigurationManager configurationManager, IFileSystem fileSystem, - IProcessFactory processFactory, ILocalizationManager localization, Func<ISubtitleEncoder> subtitleEncoder, IConfiguration configuration, @@ -67,7 +65,6 @@ namespace MediaBrowser.MediaEncoding.Encoder _logger = logger; _configurationManager = configurationManager; _fileSystem = fileSystem; - _processFactory = processFactory; _localization = localization; _startupOptionFFmpegPath = startupOptionsFFmpegPath; _subtitleEncoder = subtitleEncoder; @@ -362,30 +359,33 @@ namespace MediaBrowser.MediaEncoding.Encoder : "{0} -i {1} -threads 0 -v warning -print_format json -show_streams -show_format"; args = string.Format(args, probeSizeArgument, inputPath).Trim(); - var process = _processFactory.Create(new ProcessOptions + var process = new Process { - CreateNoWindow = true, - UseShellExecute = false, + StartInfo = new ProcessStartInfo + { + CreateNoWindow = true, + UseShellExecute = false, - // Must consume both or ffmpeg may hang due to deadlocks. See comments below. - RedirectStandardOutput = true, + // Must consume both or ffmpeg may hang due to deadlocks. See comments below. + RedirectStandardOutput = true, - FileName = _ffprobePath, - Arguments = args, + FileName = _ffprobePath, + Arguments = args, - IsHidden = true, - ErrorDialog = false, + WindowStyle = ProcessWindowStyle.Hidden, + ErrorDialog = false, + }, EnableRaisingEvents = true - }); + }; if (forceEnableLogging) { - _logger.LogInformation("{0} {1}", process.StartInfo.FileName, process.StartInfo.Arguments); + _logger.LogInformation("{ProcessFileName} {ProcessArgs}", process.StartInfo.FileName, process.StartInfo.Arguments); } else { - _logger.LogDebug("{0} {1}", process.StartInfo.FileName, process.StartInfo.Arguments); + _logger.LogDebug("{ProcessFileName} {ProcessArgs}", process.StartInfo.FileName, process.StartInfo.Arguments); } using (var processWrapper = new ProcessWrapper(process, this)) @@ -571,18 +571,21 @@ namespace MediaBrowser.MediaEncoding.Encoder } } - var process = _processFactory.Create(new ProcessOptions + var process = new Process { - CreateNoWindow = true, - UseShellExecute = false, - FileName = _ffmpegPath, - Arguments = args, - IsHidden = true, - ErrorDialog = false, + StartInfo = new ProcessStartInfo + { + CreateNoWindow = true, + UseShellExecute = false, + FileName = _ffmpegPath, + Arguments = args, + WindowStyle = ProcessWindowStyle.Hidden, + ErrorDialog = false, + }, EnableRaisingEvents = true - }); + }; - _logger.LogDebug("{0} {1}", process.StartInfo.FileName, process.StartInfo.Arguments); + _logger.LogDebug("{ProcessFileName} {ProcessArguments}", process.StartInfo.FileName, process.StartInfo.Arguments); using (var processWrapper = new ProcessWrapper(process, this)) { @@ -599,7 +602,7 @@ namespace MediaBrowser.MediaEncoding.Encoder timeoutMs = DefaultImageExtractionTimeout; } - ranToCompletion = await process.WaitForExitAsync(timeoutMs).ConfigureAwait(false); + ranToCompletion = await process.WaitForExitAsync(TimeSpan.FromMilliseconds(timeoutMs)).ConfigureAwait(false); if (!ranToCompletion) { @@ -700,23 +703,27 @@ namespace MediaBrowser.MediaEncoding.Encoder } } - var process = _processFactory.Create(new ProcessOptions + var processStartInfo = new ProcessStartInfo { CreateNoWindow = true, UseShellExecute = false, FileName = _ffmpegPath, Arguments = args, - IsHidden = true, - ErrorDialog = false, - EnableRaisingEvents = true - }); + WindowStyle = ProcessWindowStyle.Hidden, + ErrorDialog = false + }; - _logger.LogInformation(process.StartInfo.FileName + " " + process.StartInfo.Arguments); + _logger.LogInformation(processStartInfo.FileName + " " + processStartInfo.Arguments); await _thumbnailResourcePool.WaitAsync(cancellationToken).ConfigureAwait(false); bool ranToCompletion = false; + var process = new Process + { + StartInfo = processStartInfo, + EnableRaisingEvents = true + }; using (var processWrapper = new ProcessWrapper(process, this)) { try @@ -732,7 +739,7 @@ namespace MediaBrowser.MediaEncoding.Encoder while (isResponsive) { - if (await process.WaitForExitAsync(30000).ConfigureAwait(false)) + if (await process.WaitForExitAsync(TimeSpan.FromSeconds(30)).ConfigureAwait(false)) { ranToCompletion = true; break; @@ -949,14 +956,14 @@ namespace MediaBrowser.MediaEncoding.Encoder private bool _disposed = false; - public ProcessWrapper(IProcess process, MediaEncoder mediaEncoder) + public ProcessWrapper(Process process, MediaEncoder mediaEncoder) { Process = process; _mediaEncoder = mediaEncoder; Process.Exited += OnProcessExited; } - public IProcess Process { get; } + public Process Process { get; } public bool HasExited { get; private set; } @@ -964,7 +971,7 @@ namespace MediaBrowser.MediaEncoding.Encoder void OnProcessExited(object sender, EventArgs e) { - var process = (IProcess)sender; + var process = (Process)sender; HasExited = true; @@ -979,7 +986,7 @@ namespace MediaBrowser.MediaEncoding.Encoder DisposeProcess(process); } - private void DisposeProcess(IProcess process) + private void DisposeProcess(Process process) { lock (_mediaEncoder._runningProcessesLock) { diff --git a/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs b/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs index b76b52941..ba171295e 100644 --- a/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs +++ b/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs @@ -1,5 +1,6 @@ using System; using System.Collections.Concurrent; +using System.Diagnostics; using System.Globalization; using System.IO; using System.Linq; @@ -12,7 +13,6 @@ using MediaBrowser.Common.Net; using MediaBrowser.Controller.Entities; using MediaBrowser.Controller.Library; using MediaBrowser.Controller.MediaEncoding; -using MediaBrowser.Model.Diagnostics; using MediaBrowser.Model.Dto; using MediaBrowser.Model.Entities; using MediaBrowser.Model.IO; @@ -31,7 +31,6 @@ namespace MediaBrowser.MediaEncoding.Subtitles private readonly IMediaEncoder _mediaEncoder; private readonly IHttpClient _httpClient; private readonly IMediaSourceManager _mediaSourceManager; - private readonly IProcessFactory _processFactory; public SubtitleEncoder( ILibraryManager libraryManager, @@ -40,8 +39,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles IFileSystem fileSystem, IMediaEncoder mediaEncoder, IHttpClient httpClient, - IMediaSourceManager mediaSourceManager, - IProcessFactory processFactory) + IMediaSourceManager mediaSourceManager) { _libraryManager = libraryManager; _logger = logger; @@ -50,7 +48,6 @@ namespace MediaBrowser.MediaEncoding.Subtitles _mediaEncoder = mediaEncoder; _httpClient = httpClient; _mediaSourceManager = mediaSourceManager; - _processFactory = processFactory; } private string SubtitleCachePath => Path.Combine(_appPaths.DataPath, "subtitles"); @@ -429,49 +426,53 @@ namespace MediaBrowser.MediaEncoding.Subtitles encodingParam = " -sub_charenc " + encodingParam; } - var process = _processFactory.Create(new ProcessOptions - { - CreateNoWindow = true, - UseShellExecute = false, - FileName = _mediaEncoder.EncoderPath, - Arguments = string.Format("{0} -i \"{1}\" -c:s srt \"{2}\"", encodingParam, inputPath, outputPath), - EnableRaisingEvents = true, - IsHidden = true, - ErrorDialog = false - }); - - _logger.LogInformation("{0} {1}", process.StartInfo.FileName, process.StartInfo.Arguments); - - try - { - process.Start(); - } - catch (Exception ex) - { - _logger.LogError(ex, "Error starting ffmpeg"); + int exitCode; - throw; - } - - var ranToCompletion = await process.WaitForExitAsync(300000).ConfigureAwait(false); + using (var process = new Process + { + StartInfo = new ProcessStartInfo + { + CreateNoWindow = true, + UseShellExecute = false, + FileName = _mediaEncoder.EncoderPath, + Arguments = string.Format("{0} -i \"{1}\" -c:s srt \"{2}\"", encodingParam, inputPath, outputPath), + WindowStyle = ProcessWindowStyle.Hidden, + ErrorDialog = false + }, + EnableRaisingEvents = true + }) + { + _logger.LogInformation("{0} {1}", process.StartInfo.FileName, process.StartInfo.Arguments); - if (!ranToCompletion) - { try { - _logger.LogInformation("Killing ffmpeg subtitle conversion process"); - - process.Kill(); + process.Start(); } catch (Exception ex) { - _logger.LogError(ex, "Error killing subtitle conversion process"); + _logger.LogError(ex, "Error starting ffmpeg"); + + throw; } - } - var exitCode = ranToCompletion ? process.ExitCode : -1; + var ranToCompletion = await process.WaitForExitAsync(TimeSpan.FromMinutes(5)).ConfigureAwait(false); + + if (!ranToCompletion) + { + try + { + _logger.LogInformation("Killing ffmpeg subtitle conversion process"); - process.Dispose(); + process.Kill(); + } + catch (Exception ex) + { + _logger.LogError(ex, "Error killing subtitle conversion process"); + } + } + + exitCode = ranToCompletion ? process.ExitCode : -1; + } var failed = false; @@ -578,49 +579,53 @@ namespace MediaBrowser.MediaEncoding.Subtitles outputCodec, outputPath); - var process = _processFactory.Create(new ProcessOptions - { - CreateNoWindow = true, - UseShellExecute = false, - EnableRaisingEvents = true, - FileName = _mediaEncoder.EncoderPath, - Arguments = processArgs, - IsHidden = true, - ErrorDialog = false - }); - - _logger.LogInformation("{File} {Arguments}", process.StartInfo.FileName, process.StartInfo.Arguments); - - try - { - process.Start(); - } - catch (Exception ex) - { - _logger.LogError(ex, "Error starting ffmpeg"); + int exitCode; - throw; - } - - var ranToCompletion = await process.WaitForExitAsync(300000).ConfigureAwait(false); + using (var process = new Process + { + StartInfo = new ProcessStartInfo + { + CreateNoWindow = true, + UseShellExecute = false, + FileName = _mediaEncoder.EncoderPath, + Arguments = processArgs, + WindowStyle = ProcessWindowStyle.Hidden, + ErrorDialog = false + }, + EnableRaisingEvents = true + }) + { + _logger.LogInformation("{File} {Arguments}", process.StartInfo.FileName, process.StartInfo.Arguments); - if (!ranToCompletion) - { try { - _logger.LogWarning("Killing ffmpeg subtitle extraction process"); - - process.Kill(); + process.Start(); } catch (Exception ex) { - _logger.LogError(ex, "Error killing subtitle extraction process"); + _logger.LogError(ex, "Error starting ffmpeg"); + + throw; } - } - var exitCode = ranToCompletion ? process.ExitCode : -1; + var ranToCompletion = await process.WaitForExitAsync(TimeSpan.FromMinutes(5)).ConfigureAwait(false); + + if (!ranToCompletion) + { + try + { + _logger.LogWarning("Killing ffmpeg subtitle extraction process"); - process.Dispose(); + process.Kill(); + } + catch (Exception ex) + { + _logger.LogError(ex, "Error killing subtitle extraction process"); + } + } + + exitCode = ranToCompletion ? process.ExitCode : -1; + } var failed = false; diff --git a/MediaBrowser.Model/Diagnostics/IProcess.cs b/MediaBrowser.Model/Diagnostics/IProcess.cs deleted file mode 100644 index 514d1e737..000000000 --- a/MediaBrowser.Model/Diagnostics/IProcess.cs +++ /dev/null @@ -1,23 +0,0 @@ -#pragma warning disable CS1591 - -using System; -using System.IO; -using System.Threading.Tasks; - -namespace MediaBrowser.Model.Diagnostics -{ - public interface IProcess : IDisposable - { - event EventHandler Exited; - - void Kill(); - bool WaitForExit(int timeMs); - Task<bool> WaitForExitAsync(int timeMs); - int ExitCode { get; } - void Start(); - StreamWriter StandardInput { get; } - StreamReader StandardError { get; } - StreamReader StandardOutput { get; } - ProcessOptions StartInfo { get; } - } -} diff --git a/MediaBrowser.Model/Diagnostics/IProcessFactory.cs b/MediaBrowser.Model/Diagnostics/IProcessFactory.cs deleted file mode 100644 index 57082acc5..000000000 --- a/MediaBrowser.Model/Diagnostics/IProcessFactory.cs +++ /dev/null @@ -1,24 +0,0 @@ -#pragma warning disable CS1591 - -namespace MediaBrowser.Model.Diagnostics -{ - public interface IProcessFactory - { - IProcess Create(ProcessOptions options); - } - - public class ProcessOptions - { - public string FileName { get; set; } - public string Arguments { get; set; } - public string WorkingDirectory { get; set; } - public bool CreateNoWindow { get; set; } - public bool UseShellExecute { get; set; } - public bool EnableRaisingEvents { get; set; } - public bool ErrorDialog { get; set; } - public bool RedirectStandardError { get; set; } - public bool RedirectStandardInput { get; set; } - public bool RedirectStandardOutput { get; set; } - public bool IsHidden { get; set; } - } -} |