/// <summary>
/// Default constructor.
/// </summary>
/// <param name="server">Reference to owner relay server.</param>
/// <param name="file">Message file to relay.</param>
/// <param name="relay_retry">If true then first time relay, otherwise retry attempt.</param>
public Relay_Session(Relay_Server server,string file,bool relay_retry)
{
m_pRelayServer = server;
m_MessageFile = file;
m_relay_retry = relay_retry;
m_pMessageStream = File.Open(m_MessageFile,FileMode.Open,FileAccess.ReadWrite,FileShare.Read);
m_pRelayInfo = new RelayInfo(m_pMessageStream,m_pRelayServer.UndeliveredAfter,m_pRelayServer.UndeliveredWarningAfter);
m_SessionID = Guid.NewGuid().ToString();
m_SessionStartTime = DateTime.Now;
m_pSmtpClient = new SmtpClientEx();
m_pSmtpClient.DnsServers = new string[]{m_pRelayServer.Dns1,m_pRelayServer.Dns2};
if(m_pRelayServer.LogCommands){
m_pSmtpClient.SessionLog += new LogEventHandler(OnSMTP_LogPart);
}
m_pConnectPoints = new Queue<IPAddress>();
}
/// <summary>
/// Stops this virtual server.
/// </summary>
public void Stop()
{
m_Running = false;
if(m_pSmtpServer != null){
try{
m_pSmtpServer.Dispose();
}
catch{
}
m_pSmtpServer = null;
}
if(m_pPop3Server != null){
try{
m_pPop3Server.Dispose();
}
catch{
}
m_pPop3Server = null;
}
if(m_pImapServer != null){
try{
m_pImapServer.Dispose();
}
catch{
}
m_pImapServer = null;
}
if(m_pRelayServer != null){
try{
m_pRelayServer.Dispose();
}
catch{
}
m_pRelayServer = null;
}
if(m_pFetchServer != null){
try{
m_pFetchServer.Dispose();
}
catch{
}
m_pFetchServer = null;
}
if(m_pSipServer != null){
try{
m_pSipServer.Stop();
}
catch{
}
m_pSipServer = null;
}
if(m_pTimer != null){
try{
m_pTimer.Dispose();
}
catch{
}
m_pTimer = null;
}
if(m_pRecycleBinManager != null){
try{
m_pRecycleBinManager.Dispose();
}
catch{
}
m_pRecycleBinManager = null;
}
if(m_pBadLoginManager != null){
try{
m_pBadLoginManager.Dispose();
}
catch{
}
m_pBadLoginManager = null;
}
}
/// <summary>
/// Ends RelaySession, does clean up.
/// </summary>
/// <param name="sendOk">Specifies if message sent ok.</param>
/// <param name="exception">If sendOk=false, then exception is filled with error info.</param>
private void End(bool sendOk,Exception exception)
{
// This method may be called multiple times, if session timed out. Just block it.
lock(this){
if(m_Ended){
return;
}
m_Ended = true;
}
try{
// If exception and logging enabled, log exception.
try{
if(m_pSmtpClient.SessionActiveLog != null && exception != null){
m_pSmtpClient.SessionActiveLog.AddTextEntry("Exception: " + exception.Message);
}
}
catch{
// FIX ME: this returns error here if smtp client not connected and exception, because
// no logger created yet.
}
if(sendOk){
Dispose();
// Message sended successfuly, may delete it
File.Delete(m_MessageFile);
}
else if(m_relay_retry){
Dispose();
// Move message to Retry folder.
string msgFileName = Path.GetFileName(m_MessageFile);
string retryFolder = API_Utlis.EnsureFolder(m_pRelayServer.VirtualServer.MailStorePath + "Retry");
File.Move(m_MessageFile,API_Utlis.PathFix(retryFolder + "\\" + msgFileName));
}
else if(!m_relay_retry){
string error = exception.Message;
bool permError = error.StartsWith("5"); // SMTP permanent errors 5xx
// If destination recipient is invalid or Undelivered Date Exceeded, try to return message to sender
if(permError || m_pRelayInfo.IsUndeliveredDateExceeded){
MakeUndeliveredNotify(m_pRelayInfo,error,m_pMessageStream);
Dispose();
// Undelivery note made, may delete message
if(m_pRelayInfo.From.Length > 0){
File.Delete(m_MessageFile);
}
// There isn't return address, can't send undelivery note
else if(m_pRelayServer.StoreUndeliveredMessages){
// Check if Directory exists, if not Create
if(!Directory.Exists(m_pRelayServer.VirtualServer.MailStorePath + "Undelivered\\")){
Directory.CreateDirectory(m_pRelayServer.VirtualServer.MailStorePath + "Undelivered\\");
}
File.Move(m_MessageFile,m_MessageFile.Replace("Retry","Undelivered"));
}
}
else if(m_pRelayInfo.MustSendWarning){
MakeUndeliveredWarning(m_pRelayInfo,error,m_pMessageStream);
byte[] mustSendWarningBit = System.Text.Encoding.ASCII.GetBytes("1");
m_pMessageStream.Position = m_pRelayInfo.WarningBitPos;
m_pMessageStream.Write(mustSendWarningBit,0,mustSendWarningBit.Length);
Dispose();
}
Dispose();
}
}
catch(Exception x){
Error.DumpError(x,new System.Diagnostics.StackTrace());
}
finally{
m_pRelayServer.RemoveSession(this);
m_pRelayServer = null;
}
}
/// <summary>
/// Starts this virtual server.
/// </summary>
public void Start()
{
if(m_Running){
return;
}
m_Running = true;
m_pSmtpServer = new SMTP_Server();
m_pSmtpServer.AuthUser += new LumiSoft.Net.SMTP.Server.AuthUserEventHandler(this.Server_AuthenticateUser);
m_pSmtpServer.SessionLog += new LumiSoft.Net.LogEventHandler(this.SMTP_Server_SessionLog);
m_pSmtpServer.ValidateMailFrom += new LumiSoft.Net.SMTP.Server.ValidateMailFromHandler(this.smtp_Server_ValidateSender);
m_pSmtpServer.SysError += new LumiSoft.Net.ErrorEventHandler(this.OnServer_SysError);
m_pSmtpServer.GetMessageStoreStream += new GetMessageStoreStreamHandler(SMTP_Server_GetMessageStoreStream);
m_pSmtpServer.MessageStoringCompleted += new MessageStoringCompletedHandler(SMTP_Server_MessageStoringCompleted);
m_pSmtpServer.ValidateMailTo += new LumiSoft.Net.SMTP.Server.ValidateMailToHandler(this.smtp_Server_ValidateRecipient);
m_pSmtpServer.ValidateMailboxSize += new LumiSoft.Net.SMTP.Server.ValidateMailboxSize(this.SMTP_Server_ValidateMailBoxSize);
m_pSmtpServer.ValidateIPAddress += new LumiSoft.Net.ValidateIPHandler(this.SMTP_Server_ValidateIPAddress);
m_pPop3Server = new POP3_Server();
m_pPop3Server.GetTopLines += new LumiSoft.Net.POP3.Server.MessageHandler(this.POP3_Server_GetTopLines);
m_pPop3Server.GetMessageStream += new GetMessageStreamHandler(POP3_Server_GetMessageStream);
m_pPop3Server.DeleteMessage += new LumiSoft.Net.POP3.Server.MessageHandler(this.pop3_Server_DeleteMessage);
m_pPop3Server.SysError += new LumiSoft.Net.ErrorEventHandler(this.OnServer_SysError);
m_pPop3Server.AuthUser += new LumiSoft.Net.POP3.Server.AuthUserEventHandler(this.Server_AuthenticateUser);
m_pPop3Server.GetMessgesList += new LumiSoft.Net.POP3.Server.GetMessagesInfoHandler(this.pop3_Server_GetMessgesList);
m_pPop3Server.SessionLog += new LumiSoft.Net.LogEventHandler(this.POP3_Server_SessionLog);
m_pPop3Server.ValidateIPAddress += new LumiSoft.Net.ValidateIPHandler(this.POP3_Server_ValidateIPAddress);
m_pImapServer = new IMAP_Server();
m_pImapServer.ValidateIPAddress += new LumiSoft.Net.ValidateIPHandler(this.IMAP_Server_ValidateIPAddress);
m_pImapServer.SysError += new LumiSoft.Net.ErrorEventHandler(OnServer_SysError);
m_pImapServer.AuthUser += new LumiSoft.Net.IMAP.Server.AuthUserEventHandler(IMAP_Server_AuthUser);
m_pImapServer.GetSharedRootFolders += new SharedRootFoldersEventHandler(IMAP_Server_GetSharedRootFolders);
m_pImapServer.GetFolders += new FoldersEventHandler(IMAP_Server_GetFolders);
m_pImapServer.GetSubscribedFolders += new FoldersEventHandler(IMAP_Server_GetSubscribedFolders);
m_pImapServer.SubscribeFolder += new FolderEventHandler(IMAP_Server_SubscribeFolder);
m_pImapServer.UnSubscribeFolder += new FolderEventHandler(IMAP_Server_UnSubscribeFolder);
m_pImapServer.CreateFolder += new FolderEventHandler(IMAP_Server_CreateFolder);
m_pImapServer.DeleteFolder += new FolderEventHandler(IMAP_Server_DeleteFolder);
m_pImapServer.RenameFolder += new FolderEventHandler(IMAP_Server_RenameFolder);
m_pImapServer.GetMessagesInfo += new MessagesEventHandler(IMAP_Server_GetMessagesInfo);
m_pImapServer.DeleteMessage += new MessageEventHandler(IMAP_Server_DeleteMessage);
m_pImapServer.StoreMessage += new MessageEventHandler(IMAP_Server_StoreMessage);
m_pImapServer.StoreMessageFlags += new MessageEventHandler(IMAP_Server_StoreMessageFlags);
m_pImapServer.CopyMessage += new MessageEventHandler(IMAP_Server_CopyMessage);
m_pImapServer.GetMessageItems += new MessagesItemsEventHandler(IMAP_Server_GetMessageItems);
m_pImapServer.GetFolderACL += new GetFolderACLEventHandler(IMAP_Server_GetFolderACL);
m_pImapServer.SetFolderACL += new SetFolderACLEventHandler(IMAP_Server_SetFolderACL);
m_pImapServer.DeleteFolderACL += new DeleteFolderACLEventHandler(IMAP_Server_DeleteFolderACL);
m_pImapServer.GetUserACL += new GetUserACLEventHandler(IMAP_Server_GetUserACL);
m_pImapServer.GetUserQuota += new GetUserQuotaHandler(IMAP_Server_GetUserQuota);
m_pImapServer.SessionLog += new LumiSoft.Net.LogEventHandler(this.IMAP_Server_SessionLog);
m_pRelayServer = new Relay_Server(this);
m_pFetchServer = new FetchPop3(this,m_pApi);
m_pSipServer = new SIP_Stack();
((SIP_ProxyCore)m_pSipServer.SipCore).Authenticate += new SIP_AuthenticateEventHandler(m_pSipServer_Authenticate);
((SIP_ProxyCore)m_pSipServer.SipCore).IsLocalUri += new SIP_IsLocalUriEventHandler(m_pSipServer_IsLocalUri);
((SIP_ProxyCore)m_pSipServer.SipCore).AddressExists += new SIP_AddressExistsEventHandler(m_pSipServer_AddressExists);
((SIP_ProxyCore)m_pSipServer.SipCore).Registrar.CanRegister += new SIP_CanRegisterEventHandler(m_pSipServer_CanRegister);
m_pSipServer.Error += new SIP_ErrorEventHandler(m_pSipServer_Error);
m_pRecycleBinManager = new RecycleBinManager(m_pApi);
m_pBadLoginManager = new BadLoginManager();
m_pTimer = new System.Timers.Timer();
m_pTimer.Interval = 15000;
m_pTimer.Elapsed += new System.Timers.ElapsedEventHandler(m_pTimer_Elapsed);
m_pTimer.Enabled = true;
LoadSettings();
}