118 lines
4.2 KiB
C#
118 lines
4.2 KiB
C#
/*
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*
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* (c) Copyright Ascensio System Limited 2010-2018
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*
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* This program is freeware. You can redistribute it and/or modify it under the terms of the GNU
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* General Public License (GPL) version 3 as published by the Free Software Foundation (https://www.gnu.org/copyleft/gpl.html).
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* In accordance with Section 7(a) of the GNU GPL its Section 15 shall be amended to the effect that
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* Ascensio System SIA expressly excludes the warranty of non-infringement of any third-party rights.
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*
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* THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED WARRANTY OF MERCHANTABILITY OR
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* FITNESS FOR A PARTICULAR PURPOSE. For more details, see GNU GPL at https://www.gnu.org/copyleft/gpl.html
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*
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* You can contact Ascensio System SIA by email at sales@onlyoffice.com
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*
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* The interactive user interfaces in modified source and object code versions of ONLYOFFICE must display
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* Appropriate Legal Notices, as required under Section 5 of the GNU GPL version 3.
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*
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* Pursuant to Section 7 § 3(b) of the GNU GPL you must retain the original ONLYOFFICE logo which contains
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* relevant author attributions when distributing the software. If the display of the logo in its graphic
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* form is not reasonably feasible for technical reasons, you must include the words "Powered by ONLYOFFICE"
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* in every copy of the program you distribute.
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* Pursuant to Section 7 § 3(e) we decline to grant you any rights under trademark law for use of our trademarks.
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*
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*/
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namespace ASC.ClearEvents.Services;
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[Scope]
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public class ClearEventsService : IHostedService, IDisposable
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{
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private readonly ILog _logger;
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private readonly IServiceScopeFactory _serviceScopeFactory;
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private Timer _timer = null!;
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public ClearEventsService(IOptionsMonitor<ILog> options, IServiceScopeFactory serviceScopeFactory)
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{
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_logger = options.CurrentValue;
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_serviceScopeFactory = serviceScopeFactory;
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}
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public Task StartAsync(CancellationToken cancellationToken)
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{
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_logger.Info("Timer Clear Events Service running.");
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_timer = new Timer(DeleteOldEvents, null, TimeSpan.Zero,
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TimeSpan.FromSeconds(15));
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return Task.CompletedTask;
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}
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public Task StopAsync(CancellationToken cancellationToken)
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{
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_logger.Info("Timed Clear Events Service is stopping.");
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_timer?.Change(Timeout.Infinite, 0);
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return Task.CompletedTask;
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}
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public void Dispose()
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{
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var handle = new AutoResetEvent(false);
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if ((bool)!(_timer?.Dispose(handle)))
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throw new Exception("Timer already disposed");
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handle.WaitOne();
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}
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private void DeleteOldEvents(object state)
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{
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try
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{
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GetOldEvents(r => r.LoginEvents, "LoginHistoryLifeTime");
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GetOldEvents(r => r.AuditEvents, "AuditTrailLifeTime");
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}
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catch (Exception ex)
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{
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_logger.Error(ex.Message, ex);
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}
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}
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private void GetOldEvents<T>(Expression<Func<EventsContext, DbSet<T>>> func, string settings) where T : MessageEvent
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{
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List<T> ids;
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var compile = func.Compile();
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do
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{
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using var scope = _serviceScopeFactory.CreateScope();
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using var ef = scope.ServiceProvider.GetService<DbContextManager<EventsContext>>().Get("messages");
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var table = compile.Invoke(ef);
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var ae = table
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.Join(ef.Tenants, r => r.TenantId, r => r.Id, (audit, tenant) => audit)
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.Select(r => new
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{
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r.Id,
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r.Date,
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r.TenantId,
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ef = r
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})
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.Where(r => r.Date < DateTime.UtcNow.AddDays(-Convert.ToDouble(
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ef.WebstudioSettings
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.Where(a => a.TenantId == r.TenantId && a.Id == TenantAuditSettings.Guid)
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.Select(r => JsonExtensions.JsonValue(nameof(r.Data).ToLower(), settings))
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.FirstOrDefault() ?? TenantAuditSettings.MaxLifeTime.ToString())))
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.Take(1000);
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ids = ae.Select(r => r.ef).ToList();
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if (!ids.Any()) return;
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table.RemoveRange(ids);
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ef.SaveChanges();
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} while (ids.Any());
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}
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} |