Package org.apache.james.protocols.smtp.hook

Examples of org.apache.james.protocols.smtp.hook.HookResult

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            responseBuffer.append(DSNStatus.getStatus(DSNStatus.SUCCESS, DSNStatus.ADDRESS_VALID))
                          .append(" Recipient <")
                          .append(rcpt.toString())
                          .append("> OK");
            session.getLogger().debug("Duplicate recipient not add to recipient list: " + rcpt.toString());
            return new HookResult(HookReturnCode.OK,SMTPRetCode.MAIL_OK, responseBuffer.toString());
        }
        return new HookResult(HookReturnCode.DECLINED);
    }
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    /**
     * @see org.apache.james.protocols.smtp.hook.RcptHook#doRcpt(org.apache.james.protocols.smtp.SMTPSession, org.apache.mailet.MailAddress, org.apache.mailet.MailAddress)
     */
    public HookResult doRcpt(SMTPSession session, MailAddress sender, MailAddress rcpt) {
        if (check(session,rcpt)) {
            return new HookResult(HookReturnCode.DENY,SMTPRetCode.SYNTAX_ERROR_ARGUMENTS,DSNStatus.getStatus(DSNStatus.PERMANENT, DSNStatus.DELIVERY_INVALID_ARG)
                    + " Provided EHLO/HELO " + session.getState().get(SMTPSession.CURRENT_HELO_NAME) + " can not resolved.");
        } else {
            return new HookResult(HookReturnCode.DECLINED);
        }
    }
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    /**
     * @see org.apache.james.protocols.smtp.hook.HeloHook#doHelo(org.apache.james.protocols.smtp.SMTPSession, java.lang.String)
     */
    public HookResult doHelo(SMTPSession session, String helo) {
        checkEhloHelo(session, helo);
        return new HookResult(HookReturnCode.DECLINED);
    }
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    /**
     * @see org.apache.james.protocols.smtp.hook.MailHook#doMail(org.apache.james.protocols.smtp.SMTPSession, org.apache.mailet.MailAddress)
     */
    public HookResult doMail(SMTPSession session, MailAddress sender) {
        if (check(session,sender)) {
            return new HookResult(HookReturnCode.DENY,SMTPRetCode.SYNTAX_ERROR_ARGUMENTS,DSNStatus.getStatus(DSNStatus.PERMANENT,DSNStatus.ADDRESS_SYNTAX_SENDER)+ " sender " + sender + " contains a domain with no valid MX records");
        } else {
            return new HookResult(HookReturnCode.DECLINED);
        }
    }
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            for (int i = 0; i < count; i++) {
                Hook rawHook = hooks.get(i);
                session.getLogger().debug("executing hook " + rawHook.getClass().getName());
                long start = System.currentTimeMillis();
               
                HookResult hRes = callHook(rawHook, session, parameters);
                long executionTime = System.currentTimeMillis() - start;

                if (rHooks != null) {
                    for (int i2 = 0; i2 < rHooks.size(); i2++) {
                        Object rHook = rHooks.get(i2);
                        session.getLogger().debug("executing hook " + rHook);
                        hRes = ((HookResultHook) rHook).onHookResult(session, hRes, executionTime, rawHook);
                    }
                }
               
                // call the core cmd if we receive a ok return code of the hook so no other hooks are executed
                if ((hRes.getResult() & HookReturnCode.OK) == HookReturnCode.OK) {
                    SMTPResponse response = doCoreCmd(session, command, parameters);
                    if ((hRes.getResult() & HookReturnCode.DISCONNECT) == HookReturnCode.DISCONNECT) {
                        response.setEndSession(true);
                    }
                      return response;
                } else {
                  SMTPResponse res = calcDefaultSMTPResponse(hRes);
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        if (!session.isRelayingAllowed()) {
            String blocklisted = (String) session.getConnectionState().get(RBL_BLOCKLISTED_MAIL_ATTRIBUTE_NAME);
   
            if (blocklisted != null) { // was found in the RBL
                if (blocklistedDetail == null) {
                    return new HookResult(HookReturnCode.DENY,DSNStatus.getStatus(DSNStatus.PERMANENT,
                            DSNStatus.SECURITY_AUTH)  + " Rejected: unauthenticated e-mail from " + session.getRemoteIPAddress()
                            + " is restricted.  Contact the postmaster for details.");
                } else {
                    return new HookResult(HookReturnCode.DENY,DSNStatus.getStatus(DSNStatus.PERMANENT,DSNStatus.SECURITY_AUTH) + " " + blocklistedDetail);
                }
              
            }
        }
        return new HookResult(HookReturnCode.DECLINED);
    }
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            // if the timestamp is bigger as 0 we have allready a triplet stored
            if (createTimeStamp > 0) {
                long acceptTime = createTimeStamp + tempBlockTime;
       
                if ((time < acceptTime) && (count == 0)) {
                    return new HookResult(HookReturnCode.DENYSOFT, SMTPRetCode.LOCAL_ERROR, DSNStatus.getStatus(DSNStatus.TRANSIENT, DSNStatus.NETWORK_DIR_SERVER)
                        + " Temporary rejected: Reconnect to fast. Please try again later");
                } else {
                   
                    session.getLogger().debug("Update triplet " + ipAddress + " | " + sender + " | " + recip + " -> timestamp: " + time);
                   
                    // update the triplet..
                    updateTriplet(ipAddress, sender, recip, count, time);

                }
            } else {
                session.getLogger().debug("New triplet " + ipAddress + " | " + sender + " | " + recip );
          
                // insert a new triplet
                insertTriplet(ipAddress, sender, recip, count, time);
     
                // Tempory block on new triplet!
                return new HookResult(HookReturnCode.DENYSOFT, SMTPRetCode.LOCAL_ERROR, DSNStatus.getStatus(DSNStatus.TRANSIENT, DSNStatus.NETWORK_DIR_SERVER)
                    + " Temporary rejected: Please try again later");
            }

            // some kind of random cleanup process
            if (Math.random() > 0.99) {
                // cleanup old entries
           
                session.getLogger().debug("Delete old entries");
           
                cleanupAutoWhiteListGreyList(time - autoWhiteListLifeTime);
                cleanupGreyList(time - unseenLifeTime);
            }

        } catch (Exception e) {
            // just log the exception
            session.getLogger().error("Error on greylist method: " + e.getMessage());
        }
        return new HookResult(HookReturnCode.DECLINED);
    }
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        if (!session.isRelayingAllowed()) {
            return doGreyListCheck(session, sender,rcpt);
        } else {
            session.getLogger().info("IpAddress " + session.getRemoteIPAddress() + " is allowed to send. Skip greylisting.");
        }
        return new HookResult(HookReturnCode.DECLINED);
    }
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        if (rcptCount > tarpitRcptCount) {
            session.sleep(tarpitSleepTime);
        }
       
        return new HookResult(HookReturnCode.DECLINED);
    }
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        }
      
        if (reject) {
          //user not exist
            session.getLogger().info("Rejected message. Unknown user: " + rcpt.toString());
            return new HookResult(HookReturnCode.DENY,SMTPRetCode.MAILBOX_PERM_UNAVAILABLE, DSNStatus.getStatus(DSNStatus.PERMANENT,DSNStatus.ADDRESS_MAILBOX) + " Unknown user: " + rcpt.toString());
        } else {
            return new HookResult(HookReturnCode.DECLINED);
        }
    }
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Related Classes of org.apache.james.protocols.smtp.hook.HookResult

  • org.apache.james.lmtpserver.hook.MailboxDeliverToRecipientHandler
  • org.apache.james.protocols.lmtp.AbstractLMTPServerTest$TestDeliverHook
  • org.apache.james.protocols.lmtp.LMTPServerTest$TestDeliverHook
  • org.apache.james.protocols.smtp.AbstractSMTPServerTest
  • org.apache.james.protocols.smtp.core.AbstractAuthRequiredToRelayRcptHook
  • org.apache.james.protocols.smtp.core.AbstractHookableCmdHandler
  • org.apache.james.protocols.smtp.core.AbstractSenderAuthIdentifyVerificationRcptHook
  • org.apache.james.protocols.smtp.core.AcceptRecipientIfRelayingIsAllowed
  • org.apache.james.protocols.smtp.core.DataLineMessageHookHandler
  • org.apache.james.protocols.smtp.core.esmtp.AuthCmdHandler
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