Beispiel #1
0
        private MailClient CreateMailClient(MailBoxData mailbox, ILog log, CancellationToken cancelToken)
        {
            MailClient client = null;

            var connectError = false;
            var stopClient   = false;

            Stopwatch watch = null;

            if (_tasksConfig.CollectStatistics)
            {
                watch = new Stopwatch();
                watch.Start();
            }

            try
            {
                client = new MailClient(mailbox, cancelToken, _tasksConfig.TcpTimeout,
                                        mailbox.IsTeamlab || _tasksConfig.SslCertificateErrorsPermit, _tasksConfig.ProtocolLogPath, log, true);

                log.DebugFormat("MailClient.LoginImapPop(Tenant = {0}, MailboxId = {1} Address = '{2}')",
                                mailbox.TenantId, mailbox.MailBoxId, mailbox.EMail);

                if (!mailbox.Imap)
                {
                    client.FuncGetPop3NewMessagesIDs =
                        uidls => MessageEngine.GetPop3NewMessagesIDs(mailbox, uidls, _tasksConfig.ChunkOfPop3Uidl);
                }

                client.Authenticated += ClientOnAuthenticated;

                client.LoginImapPop();
            }
            catch (System.TimeoutException exTimeout)
            {
                log.WarnFormat(
                    "[TIMEOUT] CreateTasks->client.LoginImapPop(Tenant = {0}, MailboxId = {1}, Address = '{2}') Exception: {3}",
                    mailbox.TenantId, mailbox.MailBoxId, mailbox.EMail, exTimeout.ToString());

                connectError = true;
                stopClient   = true;
            }
            catch (OperationCanceledException)
            {
                log.InfoFormat(
                    "[CANCEL] CreateTasks->client.LoginImapPop(Tenant = {0}, MailboxId = {1}, Address = '{2}')",
                    mailbox.TenantId, mailbox.MailBoxId, mailbox.EMail);
                stopClient = true;
            }
            catch (AuthenticationException authEx)
            {
                log.ErrorFormat(
                    "CreateTasks->client.LoginImapPop(Tenant = {0}, MailboxId = {1}, Address = '{2}')\r\nException: {3}\r\n",
                    mailbox.TenantId, mailbox.MailBoxId, mailbox.EMail, authEx.ToString());

                connectError = true;
                stopClient   = true;
            }
            catch (WebException webEx)
            {
                log.ErrorFormat(
                    "CreateTasks->client.LoginImapPop(Tenant = {0}, MailboxId = {1}, Address = '{2}')\r\nException: {3}\r\n",
                    mailbox.TenantId, mailbox.MailBoxId, mailbox.EMail, webEx.ToString());

                connectError = true;
                stopClient   = true;
            }
            catch (Exception ex)
            {
                log.ErrorFormat(
                    "CreateTasks->client.LoginImapPop(Tenant = {0}, MailboxId = {1}, Address = '{2}')\r\nException: {3}\r\n",
                    mailbox.TenantId, mailbox.MailBoxId, mailbox.EMail,
                    ex is ImapProtocolException || ex is Pop3ProtocolException ? ex.Message : ex.ToString());

                stopClient = true;
            }
            finally
            {
                if (connectError)
                {
                    SetMailboxAuthError(mailbox, log);
                }

                if (stopClient)
                {
                    CloseMailClient(client, mailbox, log);
                }

                if (_tasksConfig.CollectStatistics && watch != null)
                {
                    watch.Stop();

                    LogStat(CONNECT_MAILBOX, mailbox, watch.Elapsed, connectError);
                }
            }

            return(client);
        }