On Wed, Feb 08, 2012 at 06:06:24PM +0100, Denis Witt wrote: > On 07.02.2012 13:57, Nikolaos Milas wrote: > > >>I wonder if there is an easy solution to disallow a > >>specific sender (From-Header) to send e-mails to non > >>$mydestination addresses. > > >Check smtpd_sender_restrictions and/or > >smtpd_client_restrictions, as well as restriction classes: > >http://www.postfix.org/SMTPD_ACCESS_README.html > >http://www.postfix.org/RESTRICTION_CLASS_README.html > > it seems that restriction classes, etc. are working fine > if mail is send by SMTP, not by local processes (sendmail, > etc.). Is this correct or do I miss something?
Correct. smtpd_* settings only apply to smtpd(8); sendmail(1) has no feature to limit source and destination addresses. Your only choices there would be to use authorized_submit_users to block access to sendmail, or to write some kind of software to sit in front of sendmail and check your access rules. http://www.postfix.org/postconf.5.html#authorized_submit_users http://www.postfix.org/sendmail.1.html -- http://rob0.nodns4.us/ -- system administration and consulting Offlist GMX mail is seen only if "/dev/rob0" is in the Subject:
