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jellyfin/MediaBrowser.Common.Impleme.../ScheduledTasks/Tasks/DeleteLogFileTask.cs

119 lines
3.8 KiB

using MediaBrowser.Common.Configuration;
12 years ago
using MediaBrowser.Common.ScheduledTasks;
using MediaBrowser.Model.Logging;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
12 years ago
namespace MediaBrowser.Common.Implementations.ScheduledTasks.Tasks
{
/// <summary>
/// Deletes old log files
/// </summary>
public class DeleteLogFileTask : IScheduledTask
{
/// <summary>
/// Gets or sets the configuration manager.
/// </summary>
/// <value>The configuration manager.</value>
private IConfigurationManager ConfigurationManager { get; set; }
/// <summary>
/// Gets or sets the logger.
/// </summary>
/// <value>The logger.</value>
private ILogger Logger { get; set; }
/// <summary>
/// Initializes a new instance of the <see cref="DeleteLogFileTask" /> class.
/// </summary>
/// <param name="configurationManager">The configuration manager.</param>
/// <param name="logger">The logger.</param>
public DeleteLogFileTask(IConfigurationManager configurationManager, ILogger logger)
{
ConfigurationManager = configurationManager;
Logger = logger;
}
/// <summary>
/// Creates the triggers that define when the task will run
/// </summary>
/// <returns>IEnumerable{BaseTaskTrigger}.</returns>
public IEnumerable<ITaskTrigger> GetDefaultTriggers()
{
var trigger = new DailyTrigger { TimeOfDay = TimeSpan.FromHours(2) }; //2am
return new[] { trigger };
}
/// <summary>
/// Returns the task to be executed
/// </summary>
/// <param name="cancellationToken">The cancellation token.</param>
/// <param name="progress">The progress.</param>
/// <returns>Task.</returns>
public Task Execute(CancellationToken cancellationToken, IProgress<double> progress)
{
return Task.Run(() =>
{
// Delete log files more than n days old
var minDateModified = DateTime.UtcNow.AddDays(-(ConfigurationManager.CommonConfiguration.LogFileRetentionDays));
var filesToDelete = new DirectoryInfo(ConfigurationManager.CommonApplicationPaths.LogDirectoryPath).EnumerateFileSystemInfos("*", SearchOption.AllDirectories)
.Where(f => f.LastWriteTimeUtc < minDateModified)
.ToList();
var index = 0;
foreach (var file in filesToDelete)
{
double percent = index;
percent /= filesToDelete.Count;
progress.Report(100 * percent);
cancellationToken.ThrowIfCancellationRequested();
File.Delete(file.FullName);
index++;
}
progress.Report(100);
});
}
/// <summary>
/// Gets the name of the task
/// </summary>
/// <value>The name.</value>
public string Name
{
get { return "Log file cleanup"; }
}
/// <summary>
/// Gets the description.
/// </summary>
/// <value>The description.</value>
public string Description
{
get { return string.Format("Deletes log files that are more than {0} days old.", ConfigurationManager.CommonConfiguration.LogFileRetentionDays); }
}
/// <summary>
/// Gets the category.
/// </summary>
/// <value>The category.</value>
public string Category
{
get
{
return "Maintenance";
}
}
}
}