Aaron Stone wrote: > On Tue, 2008-02-12 at 19:42 -0700, Bryan Rehbein wrote: >> I have been following the dbmail development for about a year now and >> have finally starting working on migrating email accounts to dbmail. >> >> I have one major issue: >> My users authenticate using their email address as a user name, I would >> actually like them to be able to authenticate using any alias and their >> password. I'm trying to go for user convenience here, with hopefully no >> changes to how my users currently check email (a seamless transition). >> Is this possible (I'm using the 2.2.x series). I am using pgsql as the >> back end, would I have to implement LDAP for this to work, or is there >> something that could be easily done with the code? > > It's not possible to do this in LDAP code does not retrieve and compare > a password, rather, it looks up the user account then attempts to bind > to the LDAP server as that user. This validation strategy allows the > LDAP server to maintain a policy of not allowing the password to be > retrieved, encrypted or not, at all. > > In SQL it's not possible because a single alias can resolve to a number > of user accounts.
But there *is* a mechanism in place for this: usermap. Of course it would be up to you to make sure that for every alias inserted into dbmail_aliases you insert a mapping in dbmail_usermap, but that's what triggers are for :-) ref: README.usermap -- ________________________________________________________________ Paul Stevens paul at nfg.nl NET FACILITIES GROUP GPG/PGP: 1024D/11F8CD31 The Netherlands________________________________http://www.nfg.nl _______________________________________________ DBmail mailing list [email protected] https://mailman.fastxs.nl/mailman/listinfo/dbmail
