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Re: mails for other domains
hi Brian,
I have done the below and it seems to work but i'll like to ask how can i go
about using the an external database as you suggested?
regards,
-fiao
On Sunday 14 July 2002 08:57 am, Brian Candler wrote:
> On Sat, Jul 13, 2002 at 09:47:12PM +0100, Fisayo Adeleke wrote:
> > I have currently have exim running for a single domain 'mycompany.com'
> > and it's sending and receiving mails perfectly. How can i set up my exim
> > to hold mails for more than one domain e.g. customer1.com, customer2.net
> > and thatcompany.org, etc.?
>
> One way of doing this is given here:
> http://www.ws.afnog.org/afnog2002/track1/exim/EximPrac.pdf
> (in section 2.1). This lets you set up a separate aliases file for each
> virtual domain, e.g.
>
> # Aliases file for customer1.com
> sales: mailbox123
> info: mailbox124
>
> Another way was posted to this list a little while ago [attached], to route
> mail for allusers at somedomain to a single local mailbox, e.g.
>
> customer1.com: mailbox123
>
> Another way is to use an external database (e.g. mysql or LDAP) which
> contains the mapping of E-mail address to mailbox file or maildir. If you
> build your mailserver this way, and also have a POP3 server which
> authenticates against your mysql/LDAP database, then you can set it up so
> that you do not need each of your users to have an entry in the Unix
> password file at all.
>
> Regards,
>
> Brian.
> Return-path: <owner-afnog-outgoing at afnog.org>
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> Mon, 3 Jun 2002 23:35:16 +0100
> Date: Mon, 3 Jun 2002 23:35:16 +0100
> From: Brian Candler <B.Candler at pobox.com>
> To: Godfred Ofori-Som <gofori at ghana.com>
> Cc: afnog at afnog.org
> Subject: Re: Virtual Domains Setup
> Message-ID: <20020603233516.B1244 at linnet.org>
> References: <5.1.0.14.2.20020603181646.03c1cdc0 at 127.0.0.1>
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> In-Reply-To: <5.1.0.14.2.20020603181646.03c1cdc0 at 127.0.0.1>; from
gofori at ghana.com on Mon, Jun 03, 2002 at 06:25:45PM +0000
> Sender: owner-afnog at afnog.org
> Precedence: bulk
>
> On Mon, Jun 03, 2002 at 06:25:45PM +0000, Godfred Ofori-Som wrote:
> > I am trying to setup a virtual domain with exim. I have looked at the
> > configuration but i think what i want is different from the way virtual
> > domains has been described.
> > The configuration I want, is to use exim to collect emails for some
> > domains and just drop it to a single mailbox on my mail server.
>
> The same question was raised by someone at the workshop. One solution is to
> modify the router slightly: change 'lsearch' to 'lsearch*'
>
> virtual_domains:
> driver = redirect
> domains = lsearch;/usr/exim/vdomains
> data = ${lookup{$local_part}lsearch*{/usr/exim/aliases-$domain}}
> ^^^^^^^^
> no_more
>
> Then you can put entries in /usr/exim/aliases-example.com of the form:
>
> sales: mailbox123
> *: mailbox456
>
> in which case mail to 'sales at example.com' will get delivered to
> 'mailbox123', but mail to '<anythingelse> at example.com' will get delivered
> to 'mailbox456'
>
> (changing 'lsearch' to 'lsearch*' means that if exim fails to find the
> value it was looking up, it tries the lookup again for the value '*')
>
> That gives you a lot of flexibility, but it still requires you to create a
> separate file for each domain, which may have only one entry in it.
>
> It's very easy to change the router so it just looks up the domain in a
> single file:
>
> virtual_domains:
> driver = redirect
> domains = lsearch;/usr/exim/vdomains
> data = ${lookup{$domain}lsearch{/usr/exim/vdomains}}
> no_more
>
> In this case you have only one file, /usr/exim/vdomains, with entries like
> this:
>
> example.com: mailbox123
> example.net: mailbox456
>
> Mail to <anylocalpart> at example.com will be delivered to mailbox123, and
> mail to <anylocalpart> at example.net will be delivered to mailbox456.
>
> Notice the difference in the lookup expression:
>
> ${lookup{ VALUE-TO-LOOKUP } SEARCHTYPE { FILE }}
>
> In the first case we told exim to lookup the local-part (left-hand side of
> the address) in a file, whose name depended on the domain (right-hand side
> of the address)
>
> In the second case we tell exim to lookup just the domain in a single file.
>
> Is that what you were looking for?
>
> Regards,
>
> Brian.
>
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