Matt Shields wrote: > > I'm trying to set up a large scale email system that supports 100,000+ > IMAP accounts. We have an existing frontend web interface that does a > lookup on a mysql db to figure out which IMAP server to connect to for > each user. For the email infrastructure we have decided on Postfix > and Cyrus. We have configured both to use mysql to get the virtual > user information. > > Because of the way that the infrastructure is (biz reasons) we are not > doing shared storage, we have numerous IMAP servers that we distribute > accounts across. As we add more users, we image up a new IMAP server. > For our business's scaling purposes this was the best plan. > > What I am having a problem is how do I get postfix to transfer the > email to the particular IMAP server that the user account is on. I > know that I need to use lmtp and transport, but all the examples I > have seen show forwarding all email to 1 IMAP server. I would like > Postfix to do a lookup for each mailbox and determine which IMAP > server to deliver it to. > > Anyone have a working example that they could share? It would be > greatly appreciated. http://www.postfix.org/MYSQL_README.html Then you can create a view out of your existing data schema to fit the postfix needed schema. -Ross ______________________________________________________________________ This e-mail, and any attachments thereto, is intended only for use by the addressee(s) named herein and may contain legally privileged and/or confidential information. If you are not the intended recipient of this e-mail, you are hereby notified that any dissemination, distribution or copying of this e-mail, and any attachments thereto, is strictly prohibited. If you have received this e-mail in error, please immediately notify the sender and permanently delete the original and any copy or printout thereof.