Radarr/NzbDrone.Update/Program.cs

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C#
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using System;
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using System.IO;
using System.Linq;
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using NLog;
using NzbDrone.Common;
using NzbDrone.Update.Providers;
namespace NzbDrone.Update
{
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public class Program
{
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private readonly UpdateProvider _updateProvider;
private readonly ProcessProvider _processProvider;
private static readonly Logger logger = LogManager.GetCurrentClassLogger();
public Program(UpdateProvider updateProvider, ProcessProvider processProvider)
{
_updateProvider = updateProvider;
_processProvider = processProvider;
}
public static void Main(string[] args)
{
try
{
Console.WriteLine("Starting NzbDrone Update Client");
LogConfiguration.RegisterConsoleLogger(LogLevel.Trace);
LogConfiguration.RegisterUdpLogger();
LogConfiguration.RegisterExceptioneer();
LogConfiguration.Reload();
logger.Info("Initializing update application");
var enviromentProvider = new EnviromentProvider();
var processProvider = new ProcessProvider();
var serviceProvider = new ServiceProvider();
var diskProvider = new DiskProvider();
var updateProvider = new UpdateProvider(diskProvider, serviceProvider, processProvider, enviromentProvider);
new Program(updateProvider, processProvider).Start(args);
}
catch (Exception e)
{
logger.FatalException("An error has occurred while applying update package.", e);
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}
}
public void Start(string[] args)
{
VerfityArguments(args);
int processId = ParseProcessId(args);
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FileInfo exeFileInfo = new FileInfo(_processProvider.GetProcessById(processId).StartPath);
string appPath = exeFileInfo.Directory.FullName;
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logger.Info("Starting update process");
_updateProvider.Start(appPath);
}
private int ParseProcessId(string[] args)
{
int id = 0;
if (!Int32.TryParse(args[0], out id) || id <= 0)
{
throw new ArgumentOutOfRangeException("Invalid process id: " + args[0]);
}
return id;
}
private void VerfityArguments(string[] args)
{
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if (args == null || args.Length != 2)
throw new ArgumentException("Wrong number of parameters were passed in.");
}
}
}