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Re: [tv-nospam-2aef2c@debian.org: Re: Postfix for many domains]



On Thu, Nov 23, 2000 at 12:37:56PM +0000, Russell Coker wrote:
> >mailsystem-store-mail uses env. vars USER, EXTENSION and DOMAIN to:
> >
> >1. if $DOMAIN/$USER does not exist, search ldap for maildrop=$USER@$DOMAIN
> > and create maildir or bounce as appropriate.
> >
> >2. if $EXTENSION set, ensure that subfolder exists; create with maildirmake
> > -f if necessary
> >
> >3. store mail in $DOMAIN/$USER/.$EXTENSION/ or $DOMAIN/$USER/ with
> > deliverquota (fetch quota from LDAP, cache on disk?)
> >   (a bash script could use USERPAD="${USER:0:2}__";
> >    "$DOMAIN/${USERPAD:0:2}/$USER/.$EXTENSION/"
> >    for hashing)
> This all sounds great!  Does postfix currently set all these variables?

	Yes. man 8 local

> >Alternative 3: IMAP/POP frontend passes connections on
> >------------------------------------------------------
> >
> >There are frontend IMAP/POP servers that listen for connection, get username
> >and proxy the connection to the correct backend IMAP/POP server that can
> > access mail for that user.
> >
> >No need for NFS mount, atleast not for cross-mounts.
> >
> >May hinder authentication methods.
> >
> >Has overhead.
> 
> A better idea IMHO.  Netscape mail server has been doing this for a while and 
> it works OK for Netscape.

	Anyone know of an IMAP forwarder? I know there's one for POP..

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