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Merge pull request #2680 from mark-monteiro/remove-common-process 

Remove CommonProcess and ProcessFactory
This commit is contained in:
Bond-009 2020-04-11 20:30:20 +02:00 committed by GitHub
parent 14674d4469 4113288278
commit 3d611743ed
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
11 changed files with 301 additions and 437 deletions
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34
Emby.Server.Implementations/ApplicationHost.cs
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@ -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)
{
}

152
Emby.Server.Implementations/Diagnostics/CommonProcess.cs
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@ -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);
}
}
}

14
Emby.Server.Implementations/Diagnostics/ProcessFactory.cs
View File

@ -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);
}
}
}

34
Emby.Server.Implementations/LiveTv/EmbyTV/EmbyTV.cs
View File

@ -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();
}
}

78
Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs
View File

@ -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
});
WindowStyle = ProcessWindowStyle.Hidden,
ErrorDialog = false
};
_process = process;
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;
_logFileStream?.Dispose();
_logFileStream = null;
var exitCode = process.ExitCode;
_logger.LogInformation("FFMpeg recording exited with code {ExitCode} for {Path}", exitCode, _targetPath);
if (exitCode == 0)
using (process)
{
_taskCompletionSource.TrySetResult(true);
}
else
{
_taskCompletionSource.TrySetException(
new Exception(
string.Format(
CultureInfo.InvariantCulture,
"Recording for {0} failed. Exit code {1}",
_targetPath,
exitCode)));
_hasExited = true;
_logFileStream?.Dispose();
_logFileStream = null;
var exitCode = process.ExitCode;
_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)));
}
}
}

80
MediaBrowser.Common/Extensions/ProcessExtensions.cs Normal file
View File

@ -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;
}
}
}
}

67
MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs
View File

@ -155,48 +155,45 @@ 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();
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();
if (!ranToCompletion)
{
try
using (var process = new Process
{
_logger.LogWarning("Killing ffmpeg attachment extraction process");
process.Kill();
}
catch (Exception ex)
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);
process.Start();
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");
}
}
exitCode = ranToCompletion ? process.ExitCode : -1;
}
var exitCode = ranToCompletion ? process.ExitCode : -1;
process.Dispose();
var failed = false;
if (exitCode != 0)

81
MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
View File

@ -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)
{

151
MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs
View File

@ -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");
@ -429,50 +426,54 @@ namespace MediaBrowser.MediaEncoding.Subtitles
encodingParam = " -sub_charenc " + encodingParam;
}
var process = _processFactory.Create(new ProcessOptions
int exitCode;
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
})
{
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);
_logger.LogInformation("{0} {1}", process.StartInfo.FileName, process.StartInfo.Arguments);
try
{
process.Start();
}
catch (Exception ex)
{
_logger.LogError(ex, "Error starting ffmpeg");
throw;
}
var ranToCompletion = await process.WaitForExitAsync(300000).ConfigureAwait(false);
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 ranToCompletion = await process.WaitForExitAsync(TimeSpan.FromMinutes(5)).ConfigureAwait(false);
if (!ranToCompletion)
{
try
{
_logger.LogInformation("Killing ffmpeg subtitle conversion process");
process.Kill();
}
catch (Exception ex)
{
_logger.LogError(ex, "Error killing subtitle conversion process");
}
}
exitCode = ranToCompletion ? process.ExitCode : -1;
}
var exitCode = ranToCompletion ? process.ExitCode : -1;
process.Dispose();
var failed = false;
if (exitCode == -1)
@ -578,50 +579,54 @@ namespace MediaBrowser.MediaEncoding.Subtitles
outputCodec,
outputPath);
var process = _processFactory.Create(new ProcessOptions
int exitCode;
using (var process = new Process
{
StartInfo = new ProcessStartInfo
{
CreateNoWindow = true,
UseShellExecute = false,
FileName = _mediaEncoder.EncoderPath,
Arguments = processArgs,
WindowStyle = ProcessWindowStyle.Hidden,
ErrorDialog = false
},
EnableRaisingEvents = true
})
{
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);
_logger.LogInformation("{File} {Arguments}", process.StartInfo.FileName, process.StartInfo.Arguments);
try
{
process.Start();
}
catch (Exception ex)
{
_logger.LogError(ex, "Error starting ffmpeg");
throw;
}
var ranToCompletion = await process.WaitForExitAsync(300000).ConfigureAwait(false);
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 ranToCompletion = await process.WaitForExitAsync(TimeSpan.FromMinutes(5)).ConfigureAwait(false);
if (!ranToCompletion)
{
try
{
_logger.LogWarning("Killing ffmpeg subtitle extraction process");
process.Kill();
}
catch (Exception ex)
{
_logger.LogError(ex, "Error killing subtitle extraction process");
}
}
exitCode = ranToCompletion ? process.ExitCode : -1;
}
var exitCode = ranToCompletion ? process.ExitCode : -1;
process.Dispose();
var failed = false;
if (exitCode == -1)

23
MediaBrowser.Model/Diagnostics/IProcess.cs
View File

@ -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; }
}
}

24
MediaBrowser.Model/Diagnostics/IProcessFactory.cs
View File

@ -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; }
}
}