Examples with ErejectException com.zimbra.cs.filter.jsieve.ErejectException used on opensource projects

Example 1 with ErejectException

use of com.zimbra.cs.filter.jsieve.ErejectException in project zm-mailbox by Zimbra.

the class RuleManager method applyRulesToIncomingMessage.

/**
 * Adds a message to a mailbox.  If filter rules exist, processes
 * the filter rules.  Otherwise, files to <tt>Inbox</tt> or <tt>Spam</tt>.
 *
 * @param allowFilterToMountpoint if <tt>false</tt>, rules
 * @return the list of message id's that were added, or an empty list.
 */
public static List<ItemId> applyRulesToIncomingMessage(OperationContext octxt, Mailbox mailbox, ParsedMessage pm, int size, String recipient, LmtpEnvelope env, DeliveryContext sharedDeliveryCtxt, int incomingFolderId, boolean noICal, boolean allowFilterToMountpoint) throws ServiceException {
    List<ItemId> addedMessageIds = null;
    IncomingMessageHandler handler = new IncomingMessageHandler(octxt, sharedDeliveryCtxt, mailbox, recipient, pm, size, incomingFolderId, noICal);
    ZimbraMailAdapter mailAdapter = new ZimbraMailAdapter(mailbox, handler);
    mailAdapter.setEnvelope(env);
    mailAdapter.setAllowFilterToMountpoint(allowFilterToMountpoint);
    String[] filters = { ADMIN_FILTER_RULES_BEFORE_CACHE_KEY, FILTER_RULES_CACHE_KEY, ADMIN_FILTER_RULES_AFTER_CACHE_KEY };
    try {
        boolean applyRules = true;
        Account account = mailbox.getAccount();
        for (String filter : filters) {
            // Determine whether to apply rules
            Node node = getRulesNode(account, filter);
            if (null == node) {
                applyRules = false;
            }
            if (SpamHandler.isSpam(handler.getMimeMessage()) && !account.getBooleanAttr(Provisioning.A_zimbraSpamApplyUserFilters, false)) {
                // Don't apply user filters to spam by default
                applyRules = false;
                break;
            }
            if (applyRules) {
                if (filter.equals(FILTER_RULES_CACHE_KEY)) {
                    mailAdapter.setUserScriptExecuting(true);
                }
                boolean proceed = evaluateScript(mailAdapter, node);
                if (!proceed) {
                    continue;
                }
                if (mailAdapter.isStop()) {
                    break;
                }
                mailAdapter.resetValues();
                mailAdapter.resetCapabilities();
            }
        }
        if (applyRules) {
            mailAdapter.executeAllActions();
            addedMessageIds = mailAdapter.getAddedMessageIds();
        }
    } catch (ErejectException ex) {
        throw DeliveryServiceException.DELIVERY_REJECTED(ex.getMessage(), ex);
    } catch (Exception e) {
        ZimbraLog.filter.warn("An error occurred while processing filter rules. Filing message to %s.", handler.getDefaultFolderPath(), e);
    } catch (TokenMgrError e) {
        // Workaround for bug 19576.  Certain parse errors can cause JavaCC to throw an Error
        // instead of an Exception.  Woo.
        ZimbraLog.filter.warn("An error occurred while processing filter rules. Filing message to %s.", handler.getDefaultFolderPath(), e);
    }
    if (addedMessageIds == null) {
        // Filter rules were not processed.  File to the default folder.
        Message msg = mailAdapter.keep(KeepType.IMPLICIT_KEEP);
        addedMessageIds = new ArrayList<ItemId>(1);
        addedMessageIds.add(new ItemId(msg));
    }
    return addedMessageIds;
}

Example 2 with ErejectException

use of com.zimbra.cs.filter.jsieve.ErejectException in project zm-mailbox by Zimbra.

the class ErejectTest method testThatSenderRcdUnDeliveredEmail.

/*
     * applyRulesToIncomingMessage() should throw an exception to cancel the message delivery.
     * No message is delivered.
     *
     * The following error will be logged:
     * ERROR - Evaluation failed. Reason: 'ereject' action refuses delivery of a message. Sieve rule evaluation is cancelled
     */
@Test
public void testThatSenderRcdUnDeliveredEmail() {
    Account acct1 = null;
    Mailbox mbox1 = null;
    Account acct2 = null;
    Mailbox mbox2 = null;
    try {
        acct1 = Provisioning.getInstance().get(Key.AccountBy.name, "test@zimbra.com");
        mbox1 = MailboxManager.getInstance().getMailboxByAccount(acct1);
        RuleManager.clearCachedRules(acct1);
        acct2 = Provisioning.getInstance().get(Key.AccountBy.name, "test2@zimbra.com");
        mbox2 = MailboxManager.getInstance().getMailboxByAccount(acct2);
        LmtpEnvelope env = new LmtpEnvelope();
        LmtpAddress sender = new LmtpAddress("<test2@zimbra.com>", new String[] { "BODY", "SIZE" }, null);
        LmtpAddress recipient = new LmtpAddress("<test@zimbra.com>", null, null);
        env.setSender(sender);
        env.addLocalRecipient(recipient);
        acct1.setMailSieveScript(filterScript);
        RuleManager.applyRulesToIncomingMessage(new OperationContext(mbox1), mbox1, new ParsedMessage(sampleBaseMsg.getBytes(), false), 0, acct1.getName(), env, new DeliveryContext(), Mailbox.ID_FOLDER_INBOX, true);
    } catch (DeliveryServiceException e) {
        if (e.getCause() instanceof ErejectException) {
            try {
                List<Integer> items = mbox1.getItemIds(null, Mailbox.ID_FOLDER_INBOX).getIds(MailItem.Type.MESSAGE);
                Assert.assertEquals(null, items);
            } catch (Exception ex) {
                ex.printStackTrace();
                fail("No exception should be thrown: " + ex.getMessage());
            }
        } else {
            fail("No exception other than DeliveryServiceException/ErejectException should be thrown: " + e.getMessage());
        }
    } catch (Exception e) {
        fail("No exception should be thrown: " + e.getMessage());
    }
}

Example 3 with ErejectException

use of com.zimbra.cs.filter.jsieve.ErejectException in project zm-mailbox by Zimbra.

the class ZimbraMailAdapter method executeActions.

@Override
public void executeActions() throws SieveException {
    try {
        handler.beforeFiltering();
        String messageId = Mime.getMessageID(handler.getMimeMessage());
        // the script contains a single discard action, JSieve returns an empty list.
        if (getActions().size() == 0) {
            ZimbraLog.filter.info("Discarding message with Message-ID %s from %s", messageId, Mime.getSender(handler.getMimeMessage()));
            handler.discard();
            return;
        }
        List<Action> deliveryActions = getDeliveryActions();
        if (deliveryActions.isEmpty()) {
            // i.e. no keep/fileinto/redirect actions
            if (getReplyNotifyRejectActions().isEmpty()) {
                // if only flag/tag actions are present, we keep the message even if discard
                // action is present
                keep(KeepType.EXPLICIT_KEEP);
            } else if (!discardActionPresent) {
                // else if reply/notify/reject/ereject actions are present and there's no discard, do sort
                // of implicit keep
                keep(KeepType.EXPLICIT_KEEP);
            }
        } else {
            ListIterator<Action> li = deliveryActions.listIterator(deliveryActions.size());
            while (li.hasPrevious()) {
                Action lastDeliveryAction = li.previous();
                if (lastDeliveryAction instanceof ActionFileInto) {
                    ActionFileInto lastFileIntoAction = (ActionFileInto) lastDeliveryAction;
                    if (lastFileIntoAction.isCopy() && !discardActionPresent) {
                        keep(KeepType.EXPLICIT_KEEP);
                    }
                    break;
                } else if (lastDeliveryAction instanceof ActionRedirect) {
                    ActionRedirect lastRedirectAction = (ActionRedirect) lastDeliveryAction;
                    if (lastRedirectAction.isCopy() && !discardActionPresent) {
                        keep(KeepType.EXPLICIT_KEEP);
                    }
                    break;
                }
            }
        }
        for (Action action : actions) {
            if (action instanceof ActionKeep) {
                if (context == null) {
                    ZimbraLog.filter.warn("SieveContext has unexpectedly not been set");
                    keep(KeepType.IMPLICIT_KEEP);
                } else if (context.getCommandStateManager().isImplicitKeep()) {
                    // implicit keep: this means that none of the user's rules have been matched
                    // we need to check system spam filter to see if the mail is spam
                    keep(KeepType.IMPLICIT_KEEP);
                } else {
                    keep(KeepType.EXPLICIT_KEEP);
                }
            } else if (action instanceof ActionFileInto) {
                ActionFileInto fileinto = (ActionFileInto) action;
                String folderPath = fileinto.getDestination();
                folderPath = FilterUtil.replaceVariables(this, folderPath);
                try {
                    if (!allowFilterToMountpoint && isMountpoint(mailbox, folderPath)) {
                        ZimbraLog.filter.info("Filing to mountpoint \"%s\" is not allowed.  Filing to the default folder instead.", folderPath);
                        keep(KeepType.EXPLICIT_KEEP);
                    } else {
                        fileInto(folderPath);
                    }
                } catch (ServiceException e) {
                    ZimbraLog.filter.info("Unable to file message to %s.  Filing to %s instead.", folderPath, handler.getDefaultFolderPath(), e);
                    keep(KeepType.EXPLICIT_KEEP);
                }
            } else if (action instanceof ActionRedirect) {
                // redirect mail to another address
                ActionRedirect redirect = (ActionRedirect) action;
                String addr = redirect.getAddress();
                addr = FilterUtil.replaceVariables(this, addr);
                ZimbraLog.filter.info("Redirecting message to %s.", addr);
                try {
                    handler.redirect(addr);
                } catch (Exception e) {
                    ZimbraLog.filter.warn("Unable to redirect to %s.  Filing message to %s.", addr, handler.getDefaultFolderPath(), e);
                    keep(KeepType.EXPLICIT_KEEP);
                }
            } else if (action instanceof ActionReply) {
                // reply to mail
                ActionReply reply = (ActionReply) action;
                ZimbraLog.filter.debug("Replying to message");
                try {
                    String replyStrg = FilterUtil.replaceVariables(this, reply.getBodyTemplate());
                    handler.reply(replyStrg);
                } catch (Exception e) {
                    ZimbraLog.filter.warn("Unable to reply.", e);
                    keep(KeepType.EXPLICIT_KEEP);
                }
            } else if (action instanceof ActionNotify) {
                ActionNotify notify = (ActionNotify) action;
                ZimbraLog.filter.debug("Sending notification message to %s.", notify.getEmailAddr());
                try {
                    handler.notify(FilterUtil.replaceVariables(this, notify.getEmailAddr()), FilterUtil.replaceVariables(this, notify.getSubjectTemplate()), FilterUtil.replaceVariables(this, notify.getBodyTemplate()), notify.getMaxBodyBytes(), notify.getOrigHeaders());
                } catch (Exception e) {
                    ZimbraLog.filter.warn("Unable to notify.", e);
                    keep(KeepType.EXPLICIT_KEEP);
                }
            } else if (action instanceof ActionReject) {
                ActionReject reject = (ActionReject) action;
                ZimbraLog.filter.debug("Refusing delivery of a message: %s", reject.getMessage());
                try {
                    String msg = FilterUtil.replaceVariables(this, reject.getMessage());
                    handler.reject(msg, envelope);
                    handler.discard();
                } catch (Exception e) {
                    ZimbraLog.filter.info("Unable to reject.", e);
                    keep(KeepType.EXPLICIT_KEEP);
                }
            } else if (action instanceof ActionEreject) {
                ActionEreject ereject = (ActionEreject) action;
                ZimbraLog.filter.debug("Refusing delivery of a message at the protocol level");
                try {
                    handler.ereject(envelope);
                } catch (ErejectException e) {
                    // 'ereject' action executed
                    throw e;
                } catch (Exception e) {
                    ZimbraLog.filter.warn("Unable to ereject.", e);
                }
            } else if (action instanceof ActionNotifyMailto) {
                ActionNotifyMailto notifyMailto = (ActionNotifyMailto) action;
                ZimbraLog.filter.debug("Sending RFC 5435/5436 compliant notification message to %s.", notifyMailto.getMailto());
                try {
                    handler.notifyMailto(envelope, notifyMailto.getFrom(), notifyMailto.getImportance(), notifyMailto.getOptions(), notifyMailto.getMessage(), notifyMailto.getMailto(), notifyMailto.getMailtoParams());
                } catch (Exception e) {
                    ZimbraLog.filter.warn("Unable to notify (mailto).", e);
                    keep(KeepType.EXPLICIT_KEEP);
                }
            }
        }
        handler.afterFiltering();
    } catch (ServiceException e) {
        throw new ZimbraSieveException(e);
    }
}

Example 4 with ErejectException

use of com.zimbra.cs.filter.jsieve.ErejectException in project zm-mailbox by Zimbra.

the class ErejectTest method test.

/*
     * applyRulesToIncomingMessage() should throw an exception to cancel the message delivery.
     * No message is delivered.
     *
     * The following error will be logged:
     * ERROR - Evaluation failed. Reason: 'ereject' action refuses delivery of a message. Sieve rule evaluation is cancelled
     */
@Test
public void test() {
    Account acct1 = null;
    Mailbox mbox1 = null;
    boolean isPassed = false;
    try {
        acct1 = Provisioning.getInstance().get(Key.AccountBy.name, "test@zimbra.com");
        mbox1 = MailboxManager.getInstance().getMailboxByAccount(acct1);
        RuleManager.clearCachedRules(acct1);
        LmtpEnvelope env = new LmtpEnvelope();
        LmtpAddress sender = new LmtpAddress("<test2@zimbra.com>", new String[] { "BODY", "SIZE" }, null);
        LmtpAddress recipient = new LmtpAddress("<test@zimbra.com>", null, null);
        env.setSender(sender);
        env.addLocalRecipient(recipient);
        acct1.setMailSieveScript(filterScript);
        RuleManager.applyRulesToIncomingMessage(new OperationContext(mbox1), mbox1, new ParsedMessage(sampleBaseMsg.getBytes(), false), 0, acct1.getName(), env, new DeliveryContext(), Mailbox.ID_FOLDER_INBOX, true);
    } catch (DeliveryServiceException e) {
        if (e.getCause() instanceof ErejectException) {
            try {
                List<Integer> items = mbox1.getItemIds(null, Mailbox.ID_FOLDER_INBOX).getIds(MailItem.Type.MESSAGE);
                Assert.assertEquals(null, items);
                isPassed = true;
            } catch (Exception ex) {
                fail("No exception should be thrown: " + ex.getMessage());
            }
        } else {
            fail("No exception other than DeliveryServiceException/ErejectException should be thrown: " + e.getMessage());
        }
    } catch (Exception e) {
        fail("No exception should be thrown: " + e.getMessage());
    }
    if (!isPassed) {
        fail("DeliveryServiceException/ErejectException should have been thrown, but no exception is thrown");
    }
}

Example 5 with ErejectException

use of com.zimbra.cs.filter.jsieve.ErejectException in project zm-mailbox by Zimbra.

the class ZimbraMailAdapter method executeActionErejectInternal.

private void executeActionErejectInternal(Action action) throws ErejectException {
    ActionEreject ereject = (ActionEreject) action;
    ZimbraLog.filter.debug("Refusing delivery of a message at the protocol level");
    try {
        handler.ereject(envelope);
    } catch (ErejectException e) {
        // 'ereject' action executed
        throw e;
    } catch (Exception e) {
        ZimbraLog.filter.warn("Unable to ereject.", e);
    }
}