137 lines
4.7 KiB
C#
137 lines
4.7 KiB
C#
// (c) Copyright Ascensio System SIA 2010-2022
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//
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// This program is a free software product.
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// You can redistribute it and/or modify it under the terms
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// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
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// Foundation. In accordance with Section 7(a) of the GNU AGPL its Section 15 shall be amended
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// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
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// any third-party rights.
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//
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// This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty
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// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For details, see
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// the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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//
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// You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia, EU, LV-1021.
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//
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// The interactive user interfaces in modified source and object code versions of the Program must
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// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
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//
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// Pursuant to Section 7(b) of the License you must retain the original Product logo when
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// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
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// trademark law for use of our trademarks.
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//
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// All the Product's GUI elements, including illustrations and icon sets, as well as technical writing
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// content are licensed under the terms of the Creative Commons Attribution-ShareAlike 4.0
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// International. See the License terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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namespace ASC.Notify.Services;
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[Singletone]
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public class NotifySenderService : BackgroundService
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{
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private readonly DbWorker _db;
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private readonly ILog _logger;
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private readonly NotifyServiceCfg _notifyServiceCfg;
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public NotifySenderService(
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IOptions<NotifyServiceCfg> notifyServiceCfg,
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DbWorker dbWorker,
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IOptionsMonitor<ILog> options)
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{
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_logger = options.Get("ASC.NotifySender");
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_notifyServiceCfg = notifyServiceCfg.Value;
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_db = dbWorker;
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}
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protected override async Task ExecuteAsync(CancellationToken stoppingToken)
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{
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_logger.Info("Notify Sender Service running.");
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while (!stoppingToken.IsCancellationRequested)
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{
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await ThreadManagerWork(stoppingToken);
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}
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_logger.Info("Notify Sender Service is stopping.");
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}
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private async Task ThreadManagerWork(CancellationToken stoppingToken)
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{
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var tasks = new List<Task>(_notifyServiceCfg.Process.MaxThreads);
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try
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{
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if (tasks.Count < _notifyServiceCfg.Process.MaxThreads)
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{
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var messages = _db.GetMessages(_notifyServiceCfg.Process.BufferSize);
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if (messages.Count > 0)
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{
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var t = new Task(() => SendMessages(messages, stoppingToken), stoppingToken, TaskCreationOptions.LongRunning);
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tasks.Add(t);
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t.Start(TaskScheduler.Default);
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}
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else
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{
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await Task.Delay(5000, stoppingToken);
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}
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}
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else
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{
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await Task.WhenAny(tasks.ToArray()).ContinueWith(r => tasks.RemoveAll(a => a.IsCompleted));
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}
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}
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catch (ThreadAbortException)
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{
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return;
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}
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catch (Exception e)
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{
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_logger.Error(e);
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}
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}
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private void SendMessages(object messages, CancellationToken stoppingToken)
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{
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try
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{
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foreach (var m in (IDictionary<int, NotifyMessage>)messages)
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{
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if (stoppingToken.IsCancellationRequested)
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{
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return;
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}
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var result = MailSendingState.Sended;
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try
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{
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var sender = _notifyServiceCfg.Senders.FirstOrDefault(r => r.Name == m.Value.SenderType);
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if (sender != null)
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{
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sender.NotifySender.Send(m.Value);
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}
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else
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{
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result = MailSendingState.FatalError;
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}
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_logger.DebugFormat("Notify #{0} has been sent.", m.Key);
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}
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catch (Exception e)
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{
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result = MailSendingState.FatalError;
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_logger.Error(e);
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}
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_db.SetState(m.Key, result);
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}
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}
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catch (ThreadAbortException)
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{
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return;
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}
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catch (Exception e)
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{
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_logger.Error(e);
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}
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}
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} |