285 lines
9.6 KiB
C#
285 lines
9.6 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 System;
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using System.Net.Sockets;
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using System.Security;
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using System.Threading;
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using System.Threading.Tasks;
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using ASC.Common.Logging;
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using ASC.Common.Security.Authorizing;
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using ASC.Common.Threading;
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using ASC.Core;
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using ASC.Web.Core.PublicResources;
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using MailKit.Net.Smtp;
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using MailKit.Security;
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using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.Options;
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using MimeKit;
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using SecurityContext = ASC.Core.SecurityContext;
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namespace ASC.Api.Settings.Smtp
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{
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public class SmtpOperation
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{
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public const string OWNER = "SMTPOwner";
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public const string SOURCE = "SMTPSource";
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public const string PROGRESS = "SMTPProgress";
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public const string RESULT = "SMTPResult";
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public const string ERROR = "SMTPError";
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public const string FINISHED = "SMTPFinished";
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protected DistributedTask TaskInfo { get; set; }
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protected CancellationToken CancellationToken { get; private set; }
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protected int Progress { get; private set; }
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protected string Source { get; private set; }
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protected string Status { get; set; }
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protected string Error { get; set; }
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protected int CurrentTenant { get; private set; }
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protected Guid CurrentUser { get; private set; }
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private UserManager UserManager { get; }
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private SecurityContext SecurityContext { get; }
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private TenantManager TenantManager { get; }
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private IConfiguration Configuration { get; }
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protected ILog Logger { get; private set; }
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public SmtpSettingsWrapper SmtpSettings { get; private set; }
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private readonly string messageSubject;
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private readonly string messageBody;
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public SmtpOperation(
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SmtpSettingsWrapper smtpSettings,
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int tenant,
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Guid user,
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UserManager userManager,
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SecurityContext securityContext,
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TenantManager tenantManager,
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IConfiguration configuration,
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IOptionsMonitor<ILog> options)
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{
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SmtpSettings = smtpSettings;
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CurrentTenant = tenant;
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CurrentUser = user;
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UserManager = userManager;
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SecurityContext = securityContext;
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TenantManager = tenantManager;
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Configuration = configuration;
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//todo
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//messageSubject = WebstudioNotifyPatternResource.subject_smtp_test;
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//messageBody = WebstudioNotifyPatternResource.pattern_smtp_test;
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Source = "";
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Progress = 0;
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Status = "";
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Error = "";
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Source = "";
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TaskInfo = new DistributedTask();
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Logger = options.CurrentValue;
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}
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public void RunJob(DistributedTask _, CancellationToken cancellationToken)
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{
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try
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{
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CancellationToken = cancellationToken;
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SetProgress(5, "Setup tenant");
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TenantManager.SetCurrentTenant(CurrentTenant);
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SetProgress(10, "Setup user");
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SecurityContext.AuthenticateMe(CurrentUser); //Core.Configuration.Constants.CoreSystem);
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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 = messageSubject
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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 = messageBody
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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, cancellationToken);
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if (SmtpSettings.EnableAuth)
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{
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SetProgress(60, "Authenticate");
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client.Authenticate(SmtpSettings.CredentialsUserName,
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SmtpSettings.CredentialsUserPassword, cancellationToken);
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}
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SetProgress(80, "Send test message");
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client.Send(FormatOptions.Default, mimeMessage, cancellationToken);
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}
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catch (AuthorizingException authError)
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{
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Error = Resource.ErrorAccessDenied; // "No permissions to perform this action";
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Logger.Error(Error, new SecurityException(Error, authError));
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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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Error = ex.Message; //TODO: Add translates of ordinary cases
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Logger.Error(ex.ToString());
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}
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catch (AuthenticationException ex)
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{
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Error = ex.Message; //TODO: Add translates of ordinary cases
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Logger.Error(ex.ToString());
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}
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catch (Exception ex)
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{
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Error = ex.Message; //TODO: Add translates of ordinary cases
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Logger.Error(ex.ToString());
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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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TaskInfo.SetProperty(FINISHED, true);
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PublishTaskInfo();
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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.ErrorFormat("LdapOperation finalization problem. {0}", ex);
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}
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}
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}
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public SmtpClient GetSmtpClient()
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{
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var sslCertificatePermit = Configuration["mail.certificate-permit"] != null &&
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Convert.ToBoolean(Configuration["mail.certificate-permit"]);
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return new SmtpClient
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{
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ServerCertificateValidationCallback = (sender, certificate, chain, errors) =>
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sslCertificatePermit ||
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MailKit.MailService.DefaultServerCertificateValidationCallback(sender, certificate, chain, errors),
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Timeout = (int)TimeSpan.FromSeconds(30).TotalMilliseconds
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};
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}
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public virtual DistributedTask GetDistributedTask()
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{
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FillDistributedTask();
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return TaskInfo;
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}
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protected virtual void FillDistributedTask()
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{
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TaskInfo.SetProperty(SOURCE, Source);
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TaskInfo.SetProperty(OWNER, CurrentTenant);
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TaskInfo.SetProperty(PROGRESS, Progress < 100 ? Progress : 100);
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TaskInfo.SetProperty(RESULT, Status);
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TaskInfo.SetProperty(ERROR, Error);
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//TaskInfo.SetProperty(PROCESSED, successProcessed);
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}
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protected int GetProgress()
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{
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return Progress;
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}
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const string PROGRESS_STRING = "Progress: {0}% {1} {2}";
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public void SetProgress(int? currentPercent = null, string currentStatus = null, string currentSource = null)
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{
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if (!currentPercent.HasValue && currentStatus == null && currentSource == null)
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return;
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if (currentPercent.HasValue)
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Progress = currentPercent.Value;
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if (currentStatus != null)
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Status = currentStatus;
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if (currentSource != null)
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Source = currentSource;
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Logger.InfoFormat(PROGRESS_STRING, Progress, Status, Source);
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PublishTaskInfo();
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}
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protected void PublishTaskInfo()
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{
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FillDistributedTask();
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TaskInfo.PublishChanges();
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}
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}
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}
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