Mail admin question: one user, multiple domains...

[Aaron Vegh]

Hi there! It worked! I created a new user for this account and just
used the virtusertable to forward mail ostensibly from the correct
user name to this "made up" account. Sweet!

Thanks so much,
Aaron.

On 5/18/06, Madison Kelly <linux-5ZoueyuiTZhBDgjK7y7TUQ at public.gmane.org> wrote:
> Aaron Vegh wrote:
> > Yes, I'm using Sendmail 8.12.8-9.80. As John mentioned, I haven't used
> > the virtusertable yet, but I see that it needs to be part of the
> > solution.
> >
> > I definitely don't want to have different user names, but I can't find
> > any information on this patch you mentioned, although someone else
> > mentioned it in passing as well during my research.
>
>    The way the 'virtusertable' works is it looks in there for full email
> addresses and when it finds one it checks the associated unix user name
> and sends the email into their spool. So, theoretically (I haven't tried
> this) I suspect that:
>
> user-WNbSnoOWcWBBDgjK7y7TUQ at public.gmane.org        user
> user-dL8jOpOjefRBDgjK7y7TUQ at public.gmane.org        user
>
>    *Should* work. That said, I always use different unix users for each
> email address just to keep things separate. Ie: 'user.domain1.com' and
> 'user.domain2.com' and then tell the used that their POP3 login name is
> their email address with a '.' instead of an '@' sign. This patch that
> works around this is new to me, so I can't speak to that.
>
> Here are samples of my files:
>
> =- sendmail.mc -=
> FEATURE(`allmasquerade')dnl
> FEATURE(`masquerade_envelope')dnl
>
> FEATURE(`virtusertable',`hash -o /etc/mail/virtusertable.db')dnl
>
> dnl # Default Mailer setup
> MAILER_DEFINITIONS
> MAILER(`local')dnl
> MAILER(`smtp')dnl
>
> dnl # Define server and cw file
> define(`confDOMAIN_NAME', `mail.alteeve.com')dnl
> define(`confCW_FILE', `/etc/mail/local-host-names')dnl
>
> Cw domain1.com mail.domain1.com
> Cw domain2.com mail.domain2.com
> ...
> Cw domainN.com mail.domainN.com
>
>
> =- access -=
> 111.222.33.44                  RELAY
> 111.222.33.45                  RELAY
>
> domain1.com                     RELAY
> mail.domain1.com                RELAY
> ...
> domainN.com                     RELAY
> mail.domainN.com                RELAY
>
>
> =- local-host-names -=
> localhost
> localhost.localdomain
> domain1.com
> mail.domain1.com
> ...
> domainN.com
> mail.domainN.com
>
>
> =- virtusertable -=
> user-WNbSnoOWcWBBDgjK7y7TUQ at public.gmane.org                user.domain1.com
> @domain1.com                    admin.domain1.com
>
> user-dL8jOpOjefRBDgjK7y7TUQ at public.gmane.org                user.domain2.com
> foo-dL8jOpOjefRBDgjK7y7TUQ at public.gmane.org                 foo.domain2.com
> bar-dL8jOpOjefRBDgjK7y7TUQ at public.gmane.org                 bar.domain2.com
> @domain2.com                    admin.domain2.com
>
> ...
>
> user-8ttO0WTGhi9BDgjK7y7TUQ at public.gmane.org                user.domainN.com
> @domainN.com                    admin.domainN.com
>
>
>    Then once everything is ready run: 'sendmailconfig' (if installed) or
> do whatever you need to do on your server to (re)generate your *.db
> files and to create the sendmail.cf file and restart sendmail.
>
>    I *don't* pretend that these configs are free of typos! I just copied
> from my (working) config files and substituded with fake data to protect
> the innocent. Also, my config may not be optimal... I just know that it
> works. :p
>
> HTH
>
> Madison
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--
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