Jackett/src/Jackett.Service/Service.cs

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using System;
using System.Diagnostics;
using System.IO;
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using System.ServiceProcess;
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using Jackett.Common.Models.Config;
using Jackett.Common.Services;
using Jackett.Common.Services.Interfaces;
using Jackett.Common.Utils;
using NLog;
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namespace Jackett.Service
{
public partial class Service : ServiceBase
{
private readonly IProcessService processService;
private Process consoleProcess;
private readonly Logger logger;
private bool serviceStopInitiated;
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public Service()
{
InitializeComponent();
var runtimeSettings = new RuntimeSettings()
{
CustomLogFileName = "ServiceLog.txt"
};
LogManager.Configuration = LoggingSetup.GetLoggingConfiguration(runtimeSettings);
logger = LogManager.GetCurrentClassLogger();
logger.Info("Initiating Jackett Service " + EnvironmentUtil.JackettVersion());
processService = new ProcessService(logger);
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}
protected override void OnStart(string[] args)
{
logger.Info("Service starting");
serviceStopInitiated = false;
StartConsoleApplication();
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}
protected override void OnStop()
{
logger.Info("Service stopping");
serviceStopInitiated = true;
StopConsoleApplication();
}
private void StartConsoleApplication()
{
var exePath = Path.Combine(EnvironmentUtil.JackettInstallationPath(), "JackettConsole.exe");
var startInfo = new ProcessStartInfo()
{
CreateNoWindow = true,
UseShellExecute = false,
FileName = exePath,
RedirectStandardInput = true,
RedirectStandardError = true
};
consoleProcess = Process.Start(startInfo);
consoleProcess.EnableRaisingEvents = true;
consoleProcess.Exited += ProcessExited;
consoleProcess.ErrorDataReceived += ProcessErrorDataReceived;
}
private void ProcessErrorDataReceived(object sender, DataReceivedEventArgs e) => logger.Error(e.Data);
private void ProcessExited(object sender, EventArgs e)
{
logger.Info("Console process exited");
if (!serviceStopInitiated)
{
logger.Info("Service stop not responsible for process exit");
Stop();
}
}
private void StopConsoleApplication()
{
if (consoleProcess != null && !consoleProcess.HasExited)
{
consoleProcess.StandardInput.Close();
consoleProcess.WaitForExit(2000);
if (consoleProcess != null && !consoleProcess.HasExited)
{
consoleProcess.Kill();
}
}
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}
}
}