[geeks] Maildir with postfix

[Joshua Boyd]

On Thu, Jan 21, 2010 at 06:46:05PM +0000, Mark Benson wrote:

> > To use the dovecot LDA, you just add a line to your postfix main.cf like
> > this:
> > mailbox_command = /usr/local/libexec/dovecot/deliver
> 
> LDA is the Local Delivery Agent right? Sorry I'm doing this in baby steps.
> That makes sense, and I understand what and where that command needs to go.
> I'd prefer to stick to things already there if I can, procmail is not
> installed at present (one reason why I got all confusified).

LDA is Local Delivery Agent.  The example given was for the dovecot LDA,
which is likely already installed since it comes with dovecot.
 
> While I'm at it, does anyone know of the local 'mail' command (I don't even
> know what program or package that is) can be made to read Maildir or
> if I have to use something else to read it on the local terminal? It's
> not essential as I can read my mail via IMAP from my workstation but
> it'd be nice. 

I don't know how to make mail read Maildir, but mutt is perfectly happy
to read Maildir.
 
> Lastly, will system notices like the stuff I get sent from the cron
> daily/weekly/monthly scripts, logrotate and warnings that daemons throw out
> get sent to my Maildir or to the conventional mbox spool? If they
> can't handle Maildir then I might need some way to read both mailboxes
> or at least the messages from both via IMAP on my workstation as I
> will ultimately rely on them for alerts.

Those notices should go through postfix, and thus be delivered the same
way postfix delivers everything else.  I don't have trouble with this.
 
> Last but not least, is making Postfix able to send out to he 'big wide
> internet' without becoming a hazard to mankind too hard? We already firewall
> off all incoming traffic anyway so traffic can't get in that way. I want a
> second SMTP server to fall back on as our current hosts have dealt us out a
> few email service interuption lately and we rely on it a lot for our overseas
> business.

I haven't found it to be too dangerous, provided that who is allowed to
relay is tightly controlled.