コード例 #1
0
 public HookResult doRcpt(SMTPSession session, MailAddress sender, MailAddress rcpt) {
   if ((wNetworks == null)
       || (!wNetworks.matchInetNetwork(
           session.getRemoteAddress().getAddress().getHostAddress()))) {
     return super.doRcpt(session, sender, rcpt);
   } else {
     session
         .getLogger()
         .info(
             "IpAddress "
                 + session.getRemoteAddress().getAddress().getHostAddress()
                 + " is whitelisted. Skip greylisting.");
   }
   return new HookResult(HookReturnCode.DECLINED);
 }
コード例 #2
0
ファイル: SpamAssassinHandler.java プロジェクト: ieugen/james
  /**
   * @see
   *     org.apache.james.smtpserver.JamesMessageHook#onMessage(org.apache.james.protocols.smtp.SMTPSession,
   *     org.apache.mailet.Mail)
   */
  public HookResult onMessage(SMTPSession session, Mail mail) {

    try {
      MimeMessage message = mail.getMessage();
      SpamAssassinInvoker sa = new SpamAssassinInvoker(spamdHost, spamdPort);
      sa.scanMail(message);

      // Add the headers
      for (String key : sa.getHeadersAsAttribute().keySet()) {
        mail.setAttribute(key, sa.getHeadersAsAttribute().get(key));
      }

      // Check if rejectionHits was configured
      if (spamdRejectionHits > 0) {
        try {
          double hits = Double.parseDouble(sa.getHits());

          // if the hits are bigger the rejectionHits reject the
          // message
          if (spamdRejectionHits <= hits) {
            String buffer =
                "Rejected message from "
                    + session.getAttachment(SMTPSession.SENDER, State.Transaction).toString()
                    + " from host "
                    + session.getRemoteAddress().getHostName()
                    + " ("
                    + session.getRemoteAddress().getAddress().getHostAddress()
                    + ") This message reach the spam hits treshold. Required rejection hits: "
                    + spamdRejectionHits
                    + " hits: "
                    + hits;
            session.getLogger().info(buffer);

            // Message reject .. abort it!
            return new HookResult(
                HookReturnCode.DENY,
                DSNStatus.getStatus(DSNStatus.PERMANENT, DSNStatus.SECURITY_OTHER)
                    + " This message reach the spam hits treshold. Please contact the Postmaster if the email is not SPAM. Message rejected");
          }
        } catch (NumberFormatException e) {
          // hits unknown
        }
      }
    } catch (MessagingException e) {
      session.getLogger().error(e.getMessage());
    }
    return new HookResult(HookReturnCode.DECLINED);
  }
コード例 #3
0
 /**
  * Return the service type which will be used in the Received headers.
  *
  * @param session
  * @param heloMode
  * @return type
  */
 protected String getServiceType(SMTPSession session, String heloMode) {
   // Check if EHLO was used
   if (EHLO.equals(heloMode)) {
     // Not successful auth
     if (session.getUser() == null) {
       return ESMTP;
     } else {
       // See RFC3848
       // The new keyword "ESMTPA" indicates the use of ESMTP when
       // the
       // SMTP
       // AUTH [3] extension is also used and authentication is
       // successfully
       // achieved.
       return ESMTPA;
     }
   } else {
     return SMTP;
   }
 }
コード例 #4
0
  /** Returns the Received header for the message. */
  @SuppressWarnings("unchecked")
  @Override
  protected Collection<Header> headers(SMTPSession session) {

    StringBuilder headerLineBuffer = new StringBuilder();

    String heloMode =
        (String) session.getAttachment(SMTPSession.CURRENT_HELO_MODE, State.Connection);
    String heloName =
        (String) session.getAttachment(SMTPSession.CURRENT_HELO_NAME, State.Connection);

    // Put our Received header first
    headerLineBuffer.append("from ").append(session.getRemoteAddress().getHostName());

    if (heloName != null) {
      headerLineBuffer.append(" (").append(heloMode).append(" ").append(heloName).append(")");
    }
    headerLineBuffer
        .append(" ([")
        .append(session.getRemoteAddress().getAddress().getHostAddress())
        .append("])");
    Header header = new Header("Received", headerLineBuffer.toString());

    headerLineBuffer = new StringBuilder();
    headerLineBuffer
        .append("by ")
        .append(session.getConfiguration().getHelloName())
        .append(" (")
        .append(session.getConfiguration().getSoftwareName())
        .append(") with ")
        .append(getServiceType(session, heloMode));
    headerLineBuffer.append(" ID ").append(session.getSessionID());

    if (((Collection<?>) session.getAttachment(SMTPSession.RCPT_LIST, State.Transaction)).size()
        == 1) {
      // Only indicate a recipient if they're the only recipient
      // (prevents email address harvesting and large headers in
      // bulk email)
      header.add(headerLineBuffer.toString());

      headerLineBuffer = new StringBuilder();
      headerLineBuffer
          .append("for <")
          .append(
              ((List<MailAddress>) session.getAttachment(SMTPSession.RCPT_LIST, State.Transaction))
                  .get(0)
                  .toString())
          .append(">;");
    } else {
      // Put the ; on the end of the 'by' line
      headerLineBuffer.append(";");
    }
    header.add(headerLineBuffer.toString());
    headerLineBuffer = new StringBuilder();

    headerLineBuffer.append(DATEFORMAT.get().format(new Date()));

    header.add(headerLineBuffer.toString());

    return Arrays.asList(header);
  }