202 lines
6.4 KiB
C#
202 lines
6.4 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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using IsolationLevel = System.Data.IsolationLevel;
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namespace ASC.MessagingSystem.Data;
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[Singletone(Additional = typeof(MessagesRepositoryExtension))]
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public class MessagesRepository : IDisposable
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{
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private DateTime _lastSave = DateTime.UtcNow;
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private bool _timerStarted;
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private readonly TimeSpan _cacheTime;
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private readonly IDictionary<string, EventMessage> _cache;
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private readonly IServiceScopeFactory _serviceScopeFactory;
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private readonly IMapper _mapper;
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private readonly ILog _logger;
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private readonly Timer _timer;
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private Parser _parser;
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public MessagesRepository(IServiceScopeFactory serviceScopeFactory, IOptionsMonitor<ILog> options, IMapper mapper)
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{
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_cacheTime = TimeSpan.FromMinutes(1);
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_cache = new Dictionary<string, EventMessage>();
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_timerStarted = false;
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_logger = options.CurrentValue;
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_serviceScopeFactory = serviceScopeFactory;
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_timer = new Timer(FlushCache);
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_mapper = mapper;
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}
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public void Add(EventMessage message)
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{
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// messages with action code < 2000 are related to login-history
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if ((int)message.Action < 2000)
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{
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using var scope = _serviceScopeFactory.CreateScope();
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using var ef = scope.ServiceProvider.GetService<DbContextManager<MessagesContext>>().Get("messages");
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AddLoginEvent(message, ef);
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return;
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}
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var now = DateTime.UtcNow;
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var key = string.Format("{0}|{1}|{2}|{3}", message.TenantId, message.UserId, message.Id, now.Ticks);
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lock (_cache)
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{
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_cache[key] = message;
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if (!_timerStarted)
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{
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_timer.Change(0, 100);
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_timerStarted = true;
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}
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}
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}
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private void FlushCache(object state)
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{
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List<EventMessage> events = null;
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if (_cacheTime < DateTime.UtcNow - _lastSave || _cache.Count > 100)
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{
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lock (_cache)
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{
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_timer.Change(-1, -1);
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_timerStarted = false;
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events = new List<EventMessage>(_cache.Values);
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_cache.Clear();
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_lastSave = DateTime.UtcNow;
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}
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}
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if (events == null)
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{
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return;
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}
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using var scope = _serviceScopeFactory.CreateScope();
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using var ef = scope.ServiceProvider.GetService<DbContextManager<MessagesContext>>().Get("messages");
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using var tx = ef.Database.BeginTransaction(IsolationLevel.ReadUncommitted);
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var dict = new Dictionary<string, ClientInfo>();
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foreach (var message in events)
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{
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if (!string.IsNullOrEmpty(message.UAHeader))
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{
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try
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{
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ClientInfo clientInfo;
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if (dict.TryGetValue(message.UAHeader, out clientInfo))
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{
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}
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else
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{
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_parser = _parser ?? Parser.GetDefault();
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clientInfo = _parser.Parse(message.UAHeader);
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dict.Add(message.UAHeader, clientInfo);
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}
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if (clientInfo != null)
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{
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message.Browser = GetBrowser(clientInfo);
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message.Platform = GetPlatform(clientInfo);
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}
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}
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catch (Exception e)
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{
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_logger.Error("FlushCache " + message.Id, e);
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}
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}
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// messages with action code < 2000 are related to login-history
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if ((int)message.Action >= 2000)
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{
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AddAuditEvent(message, ef);
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}
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}
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tx.Commit();
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}
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private void AddLoginEvent(EventMessage message, MessagesContext dbContext)
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{
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var loginEvent = _mapper.Map<EventMessage, LoginEvent>(message);
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dbContext.LoginEvents.Add(loginEvent);
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dbContext.SaveChanges();
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}
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private void AddAuditEvent(EventMessage message, MessagesContext dbContext)
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{
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var auditEvent = _mapper.Map<EventMessage, AuditEvent>(message);
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dbContext.AuditEvents.Add(auditEvent);
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dbContext.SaveChanges();
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}
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private static string GetBrowser(ClientInfo clientInfo)
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{
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return clientInfo == null
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? null
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: $"{clientInfo.UA.Family} {clientInfo.UA.Major}";
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}
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private static string GetPlatform(ClientInfo clientInfo)
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{
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return clientInfo == null
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? null
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: $"{clientInfo.OS.Family} {clientInfo.OS.Major}";
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}
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public void Dispose()
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{
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if (_timer != null)
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{
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_timer.Dispose();
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}
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}
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}
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public static class MessagesRepositoryExtension
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{
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public static void Register(DIHelper services)
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{
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services.TryAdd<DbContextManager<MessagesContext>>();
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}
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}
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