private void deliverMessageToRemoteMailboxes(Blob blob, byte[] data, LmtpEnvelope env) {
Multimap<String, LmtpAddress> serverToRecipientsMap = env.getRemoteServerToRecipientsMap();
for (String server : serverToRecipientsMap.keySet()) {
LmtpClient lmtpClient = null;
InputStream in = null;
Collection<LmtpAddress> serverRecipients = serverToRecipientsMap.get(server);
try {
Server serverObj = Provisioning.getInstance().getServerByName(server);
lmtpClient =
new LmtpClient(
server, new Integer(serverObj.getAttr(Provisioning.A_zimbraLmtpBindPort)), null);
in = data == null ? blob.getInputStream() : new ByteArrayInputStream(data);
boolean success =
lmtpClient.sendMessage(
in,
getRecipientsEmailAddress(serverRecipients),
env.getSender().getEmailAddress(),
blob.getFile().getName(),
blob.getRawSize());
if (success) {
setDeliveryStatuses(serverRecipients, LmtpReply.DELIVERY_OK);
} else {
ZimbraLog.lmtp.warn(
"Unsuccessful remote mail delivery - LMTP response: %s", lmtpClient.getResponse());
setDeliveryStatuses(serverRecipients, LmtpReply.TEMPORARY_FAILURE);
}
} catch (LmtpProtocolException e) {
ZimbraLog.lmtp.warn(
"Unsuccessful remote mail delivery - LMTP response: %s", e.getMessage());
setDeliveryStatuses(serverRecipients, LmtpReply.TEMPORARY_FAILURE);
} catch (Exception e) {
ZimbraLog.lmtp.warn("Exception delivering remote mail", e);
setDeliveryStatuses(serverRecipients, LmtpReply.TEMPORARY_FAILURE);
} finally {
ByteUtil.closeStream(in);
if (lmtpClient != null) {
lmtpClient.close();
}
}
}
}
private void deliverMessageToLocalMailboxes(
Blob blob, BlobInputStream bis, byte[] data, MimeMessage mm, LmtpEnvelope env)
throws ServiceException, IOException {
List<LmtpAddress> recipients = env.getLocalRecipients();
String envSender = env.getSender().getEmailAddress();
boolean shared = recipients.size() > 1;
List<Integer> targetMailboxIds = new ArrayList<Integer>(recipients.size());
Map<LmtpAddress, RecipientDetail> rcptMap =
new HashMap<LmtpAddress, RecipientDetail>(recipients.size());
try {
// Examine attachments indexing option for all recipients and
// prepare ParsedMessage versions needed. Parsing is done before
// attempting delivery to any recipient. Therefore, parse error
// will result in non-delivery to all recipients.
// ParsedMessage for users with attachments indexing
ParsedMessage pmAttachIndex = null;
// ParsedMessage for users without attachments indexing
ParsedMessage pmNoAttachIndex = null;
// message id for logging
String msgId = null;
for (LmtpAddress recipient : recipients) {
String rcptEmail = recipient.getEmailAddress();
Account account;
Mailbox mbox;
boolean attachmentsIndexingEnabled;
try {
account = Provisioning.getInstance().get(AccountBy.name, rcptEmail);
if (account == null) {
ZimbraLog.mailbox.warn("No account found delivering mail to " + rcptEmail);
continue;
}
mbox = MailboxManager.getInstance().getMailboxByAccount(account);
if (mbox == null) {
ZimbraLog.mailbox.warn("No mailbox found delivering mail to " + rcptEmail);
continue;
}
attachmentsIndexingEnabled = mbox.attachmentsIndexingEnabled();
} catch (ServiceException se) {
if (se.isReceiversFault()) {
ZimbraLog.mailbox.info("Recoverable exception getting mailbox for " + rcptEmail, se);
rcptMap.put(
recipient, new RecipientDetail(null, null, null, false, DeliveryAction.defer));
} else {
ZimbraLog.mailbox.warn("Unrecoverable exception getting mailbox for " + rcptEmail, se);
}
continue;
}
if (account != null && mbox != null) {
ParsedMessageOptions pmo;
if (mm != null) {
pmo =
new ParsedMessageOptions()
.setContent(mm)
.setDigest(blob.getDigest())
.setSize(blob.getRawSize());
} else {
pmo = new ParsedMessageOptions(blob, data);
}
ParsedMessage pm;
if (attachmentsIndexingEnabled) {
if (pmAttachIndex == null) {
pmo.setAttachmentIndexing(true);
ZimbraLog.lmtp.debug(
"Creating ParsedMessage from %s with attachment indexing enabled",
data == null ? "file" : "memory");
pmAttachIndex = new ParsedMessage(pmo);
}
pm = pmAttachIndex;
} else {
if (pmNoAttachIndex == null) {
pmo.setAttachmentIndexing(false);
ZimbraLog.lmtp.debug(
"Creating ParsedMessage from %s with attachment indexing disabled",
data == null ? "file" : "memory");
pmNoAttachIndex = new ParsedMessage(pmo);
}
pm = pmNoAttachIndex;
}
msgId = pm.getMessageID();
if (account.isPrefMailLocalDeliveryDisabled()) {
ZimbraLog.lmtp.debug("Local delivery disabled for account %s", rcptEmail);
rcptMap.put(
recipient, new RecipientDetail(account, mbox, pm, false, DeliveryAction.discard));
continue;
}
// For non-shared delivery (i.e. only one recipient),
// always deliver regardless of backup mode.
DeliveryAction da = DeliveryAction.deliver;
boolean endSharedDelivery = false;
if (shared) {
if (mbox.beginSharedDelivery()) {
endSharedDelivery = true;
} else {
// Skip delivery to mailboxes in backup mode.
da = DeliveryAction.defer;
}
}
rcptMap.put(recipient, new RecipientDetail(account, mbox, pm, endSharedDelivery, da));
if (da == DeliveryAction.deliver) {
targetMailboxIds.add(mbox.getId());
}
}
}
ZimbraLog.removeAccountFromContext();
if (ZimbraLog.lmtp.isInfoEnabled()) {
ZimbraLog.lmtp.info(
"Delivering message: size=%s, nrcpts=%d, sender=%s, msgid=%s",
env.getSize() == 0 ? "unspecified" : Integer.toString(env.getSize()) + " bytes",
recipients.size(),
env.getSender(),
msgId == null ? "" : msgId);
}
DeliveryContext sharedDeliveryCtxt = new DeliveryContext(shared, targetMailboxIds);
sharedDeliveryCtxt.setIncomingBlob(blob);
// We now know which addresses are valid and which ParsedMessage
// version each recipient needs. Deliver!
for (LmtpAddress recipient : recipients) {
String rcptEmail = recipient.getEmailAddress();
LmtpReply reply = LmtpReply.TEMPORARY_FAILURE;
RecipientDetail rd = rcptMap.get(recipient);
if (rd.account != null) ZimbraLog.addAccountNameToContext(rd.account.getName());
if (rd.mbox != null) ZimbraLog.addMboxToContext(rd.mbox.getId());
boolean success = false;
try {
if (rd != null) {
switch (rd.action) {
case discard:
ZimbraLog.lmtp.info(
"accepted and discarded message from=%s,to=%s: local delivery is disabled",
envSender, rcptEmail);
if (rd.account.getPrefMailForwardingAddress() != null) {
// mail forwarding is set up
for (LmtpCallback callback : callbacks) {
ZimbraLog.lmtp.debug("Executing callback %s", callback.getClass().getName());
callback.forwardWithoutDelivery(
rd.account, rd.mbox, envSender, rcptEmail, rd.pm);
}
}
reply = LmtpReply.DELIVERY_OK;
break;
case deliver:
Account account = rd.account;
Mailbox mbox = rd.mbox;
ParsedMessage pm = rd.pm;
List<ItemId> addedMessageIds = null;
ReentrantLock lock = mailboxDeliveryLocks.get(mbox.getId());
boolean acquiredLock;
try {
// Wait for the lock, up to the timeout
acquiredLock =
lock.tryLock(LC.zimbra_mailbox_lock_timeout.intValue(), TimeUnit.SECONDS);
} catch (InterruptedException e) {
acquiredLock = false;
}
if (!acquiredLock) {
ZimbraLog.lmtp.info(
"try again for message from=%s,to=%s: another mail delivery in progress.",
envSender, rcptEmail);
reply = LmtpReply.TEMPORARY_FAILURE;
break;
}
try {
if (dedupe(pm, mbox)) {
// message was already delivered to this mailbox
ZimbraLog.lmtp.info(
"Not delivering message with duplicate Message-ID %s", pm.getMessageID());
} else if (recipient.getSkipFilters()) {
msgId = pm.getMessageID();
int folderId = Mailbox.ID_FOLDER_INBOX;
if (recipient.getFolder() != null) {
try {
Folder folder = mbox.getFolderByPath(null, recipient.getFolder());
folderId = folder.getId();
} catch (ServiceException se) {
if (se.getCode().equals(MailServiceException.NO_SUCH_FOLDER)) {
Folder folder =
mbox.createFolder(
null,
recipient.getFolder(),
new Folder.FolderOptions().setDefaultView(MailItem.Type.MESSAGE));
folderId = folder.getId();
} else {
throw se;
}
}
}
int flags = Flag.BITMASK_UNREAD;
if (recipient.getFlags() != null) {
flags = Flag.toBitmask(recipient.getFlags());
}
DeliveryOptions dopt = new DeliveryOptions().setFolderId(folderId);
dopt.setFlags(flags).setTags(recipient.getTags()).setRecipientEmail(rcptEmail);
Message msg = mbox.addMessage(null, pm, dopt, sharedDeliveryCtxt);
addedMessageIds = Lists.newArrayList(new ItemId(msg));
} else if (!DebugConfig.disableIncomingFilter) {
// Get msgid first, to avoid having to reopen and reparse the blob
// file if Mailbox.addMessageInternal() closes it.
pm.getMessageID();
addedMessageIds =
RuleManager.applyRulesToIncomingMessage(
null,
mbox,
pm,
(int) blob.getRawSize(),
rcptEmail,
sharedDeliveryCtxt,
Mailbox.ID_FOLDER_INBOX,
false);
} else {
pm.getMessageID();
DeliveryOptions dopt =
new DeliveryOptions().setFolderId(Mailbox.ID_FOLDER_INBOX);
dopt.setFlags(Flag.BITMASK_UNREAD).setRecipientEmail(rcptEmail);
Message msg = mbox.addMessage(null, pm, dopt, sharedDeliveryCtxt);
addedMessageIds = Lists.newArrayList(new ItemId(msg));
}
success = true;
if (addedMessageIds != null && addedMessageIds.size() > 0) {
addToDedupeCache(pm, mbox);
}
} finally {
lock.unlock();
}
if (addedMessageIds != null && addedMessageIds.size() > 0) {
// Execute callbacks
for (LmtpCallback callback : callbacks) {
for (ItemId id : addedMessageIds) {
if (id.belongsTo(mbox)) {
// Message was added to the local mailbox, as opposed to a mountpoint.
ZimbraLog.lmtp.debug(
"Executing callback %s", callback.getClass().getName());
try {
Message msg = mbox.getMessageById(null, id.getId());
callback.afterDelivery(account, mbox, envSender, rcptEmail, msg);
} catch (Throwable t) {
if (t instanceof OutOfMemoryError) {
Zimbra.halt("LMTP callback failed", t);
} else {
ZimbraLog.lmtp.warn("LMTP callback threw an exception", t);
}
}
}
}
}
}
reply = LmtpReply.DELIVERY_OK;
break;
case defer:
// Delivery to mailbox skipped. Let MTA retry again later.
// This case happens for shared delivery to a mailbox in
// backup mode.
ZimbraLog.lmtp.info(
"try again for message from=%s,to=%s: mailbox skipped", envSender, rcptEmail);
reply = LmtpReply.TEMPORARY_FAILURE;
break;
}
} else {
// Account or mailbox not found.
ZimbraLog.lmtp.info(
"rejecting message from=%s,to=%s: account or mailbox not found",
envSender, rcptEmail);
reply = LmtpReply.PERMANENT_FAILURE;
}
} catch (ServiceException e) {
if (e.getCode().equals(MailServiceException.QUOTA_EXCEEDED)) {
ZimbraLog.lmtp.info("rejecting message from=%s,to=%s: overquota", envSender, rcptEmail);
if (config.isPermanentFailureWhenOverQuota()) {
reply = LmtpReply.PERMANENT_FAILURE_OVER_QUOTA;
} else {
reply = LmtpReply.TEMPORARY_FAILURE_OVER_QUOTA;
}
} else if (e.isReceiversFault()) {
ZimbraLog.lmtp.info("try again for message from=%s,to=%s", envSender, rcptEmail, e);
reply = LmtpReply.TEMPORARY_FAILURE;
} else {
ZimbraLog.lmtp.info("rejecting message from=%s,to=%s", envSender, rcptEmail, e);
reply = LmtpReply.PERMANENT_FAILURE;
}
} catch (Exception e) {
reply = LmtpReply.TEMPORARY_FAILURE;
ZimbraLog.lmtp.warn("try again for message from=%s,to=%s", envSender, rcptEmail, e);
} finally {
if (rd.action == DeliveryAction.deliver && !success) {
// Message was not delivered. Remove it from the dedupe
// cache so we don't dedupe it on LMTP retry.
removeFromDedupeCache(msgId, rd.mbox);
}
recipient.setDeliveryStatus(reply);
if (shared && rd != null && rd.esd) {
rd.mbox.endSharedDelivery();
rd.esd = false;
}
}
}
// If this message is being streamed from disk, cache it
ParsedMessage mimeSource = pmAttachIndex != null ? pmAttachIndex : pmNoAttachIndex;
MailboxBlob mblob = sharedDeliveryCtxt.getMailboxBlob();
if (mblob != null && mimeSource != null) {
if (bis == null) {
bis = mimeSource.getBlobInputStream();
}
if (bis != null) {
try {
// Update the MimeMessage with the blob that's stored inside the mailbox,
// since the incoming blob will be deleted.
Blob storedBlob = mblob.getLocalBlob();
bis.fileMoved(storedBlob.getFile());
MessageCache.cacheMessage(
mblob.getDigest(), mimeSource.getOriginalMessage(), mimeSource.getMimeMessage());
} catch (IOException e) {
ZimbraLog.lmtp.warn("Unable to cache message for " + mblob, e);
}
}
}
} finally {
// If there were any stray exceptions after the call to
// beginSharedDelivery that caused endSharedDelivery to be not
// called, we check and fix those here.
if (shared) {
for (RecipientDetail rd : rcptMap.values()) {
if (rd.esd && rd.mbox != null) rd.mbox.endSharedDelivery();
}
}
}
}