209 lines
6.8 KiB
C#
209 lines
6.8 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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#nullable enable
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using AuthenticationException = System.Security.Authentication.AuthenticationException;
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using SmtpClient = MailKit.Net.Smtp.SmtpClient;
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namespace ASC.Api.Settings.Smtp;
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[Transient]
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public class SmtpJob : DistributedTaskProgress
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{
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private int? _tenantId;
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public int TenantId
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{
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get => _tenantId ?? this[nameof(_tenantId)];
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set
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{
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_tenantId = value;
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this[nameof(_tenantId)] = value;
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}
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}
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private string? _currentOperation;
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public string CurrentOperation
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{
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get => _currentOperation ?? this[nameof(_currentOperation)];
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set
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{
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_currentOperation = value;
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this[nameof(_currentOperation)] = value;
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}
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}
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private Guid _currentUser;
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private SmtpSettingsDto _smtpSettings;
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private readonly UserManager _userManager;
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private readonly SecurityContext _securityContext;
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private readonly TenantManager _tenantManager;
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private readonly ILogger<SmtpJob> _logger;
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public SmtpJob(
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UserManager userManager,
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SecurityContext securityContext,
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TenantManager tenantManager,
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ILogger<SmtpJob> logger)
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{
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_userManager = userManager;
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_securityContext = securityContext;
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_tenantManager = tenantManager;
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_smtpSettings = new SmtpSettingsDto();
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_logger = logger;
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}
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public void Init(SmtpSettingsDto smtpSettings, int tenant, Guid user)
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{
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TenantId = tenant;
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_currentUser = user;
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_smtpSettings = smtpSettings;
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}
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protected override async Task DoJob()
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{
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try
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{
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SetProgress(5, "Setup tenant");
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await _tenantManager.SetCurrentTenantAsync(TenantId);
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SetProgress(10, "Setup user");
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await _securityContext.AuthenticateMeWithoutCookieAsync(_currentUser);
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SetProgress(15, "Find user data");
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var currentUser = _userManager.GetUsers(_securityContext.CurrentAccount.ID);
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SetProgress(20, "Create mime message");
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var toAddress = new MailboxAddress(currentUser.UserName, currentUser.Email);
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var fromAddress = new MailboxAddress(_smtpSettings.SenderDisplayName, _smtpSettings.SenderAddress);
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var mimeMessage = new MimeMessage
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{
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Subject = WebstudioNotifyPatternResource.subject_smtp_test
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};
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mimeMessage.From.Add(fromAddress);
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mimeMessage.To.Add(toAddress);
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var bodyBuilder = new BodyBuilder
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{
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TextBody = WebstudioNotifyPatternResource.pattern_smtp_test
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};
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mimeMessage.Body = bodyBuilder.ToMessageBody();
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mimeMessage.Headers.Add("Auto-Submitted", "auto-generated");
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using var client = GetSmtpClient();
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SetProgress(40, "Connect to host");
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client.Connect(_smtpSettings.Host, _smtpSettings.Port.GetValueOrDefault(25),
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_smtpSettings.EnableSSL ? SecureSocketOptions.Auto : SecureSocketOptions.None);
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if (_smtpSettings.EnableAuth)
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{
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SetProgress(60, "Authenticate");
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if (_smtpSettings.UseNtlm)
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{
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var saslMechanism = new SaslMechanismNtlm(_smtpSettings.CredentialsUserName, _smtpSettings.CredentialsUserPassword);
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client.Authenticate(saslMechanism);
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}
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else
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{
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client.Authenticate(_smtpSettings.CredentialsUserName,
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_smtpSettings.CredentialsUserPassword);
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}
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}
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SetProgress(80, "Send test message");
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client.Send(FormatOptions.Default, mimeMessage);
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Percentage = 100;
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}
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catch (AuthorizingException authError)
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{
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Exception = new SecurityException(Resource.ErrorAccessDenied, authError);
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_logger.ErrorWithException(Exception);
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}
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catch (AggregateException ae)
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{
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ae.Flatten().Handle(e => e is TaskCanceledException || e is OperationCanceledException);
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}
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catch (SocketException ex)
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{
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Exception = ex; //TODO: Add translates of ordinary cases
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_logger.ErrorWithException(ex);
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}
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catch (AuthenticationException ex)
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{
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Exception = ex; //TODO: Add translates of ordinary cases
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_logger.ErrorWithException(ex);
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}
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catch (Exception ex)
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{
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Exception = ex; //TODO: Add translates of ordinary cases
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_logger.ErrorWithException(ex);
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}
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finally
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{
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try
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{
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IsCompleted = true;
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PublishChanges();
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_securityContext.Logout();
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}
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catch (Exception ex)
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{
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_logger.ErrorLdapOperationFinalizationProblem(ex);
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}
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}
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}
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private void SetProgress(int percentage, string? status = null)
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{
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Percentage = percentage;
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CurrentOperation = status ?? CurrentOperation;
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PublishChanges();
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}
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private SmtpClient GetSmtpClient()
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{
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return new SmtpClient
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{
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Timeout = (int)TimeSpan.FromSeconds(30).TotalMilliseconds
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};
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}
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} |