From: Chris Cosby (ccosbygmail.com)
Date: Wed Dec 01 2004 - 20:21:59 CST

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I asked this question yesterday, only for MySQL instead of LDAP.
relay_recipient_maps is what you're looking for. And thanks to Ralf
for pointing me in that direction. Funny thing is, I already had that
option in my main.cf file with a hash file. Working after 2am should
not be allowed.

On Wed, 1 Dec 2004 23:05:18 -0000, Ian Clancy <clancyiancel.ie> wrote:
> Greeting postfix users,
> I have setup a postfix (2.1.5) smtp gateway that relays mail to an internal
> postfix server. User information is stored on a openldap server within the
> network. What i am attempting to do is bounce emails at the gateway server
> that are addressed to users that do not exist on the internal ldap
> directory. I am using amavisd-new as a content filter.
>
> Here is my gateway main.cf :
>
> ---------------------------------------
> queue_directory = /var/spool/postfix
> command_directory = /usr/sbin
> daemon_directory = /usr/libexec/postfix
> mail_owner = postfix
> inet_interfaces = all
> mydestination = $myhostname, localhost.$mydomain
> local_recipient_maps = ldap:ldaplocal
> unknown_local_recipient_reject_code = 550
> relay_domains = $mydestination, mydomain.com
> alias_maps = hash:/etc/aliases
> debug_peer_level = 2
> debugger_command =
> PATH=/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin
> xxgdb $daemon_directory/$process_name $process_id & sleep 5
> sendmail_path = /usr/sbin/sendmail.postfix
> newaliases_path = /usr/bin/newaliases.postfix
> mailq_path = /usr/bin/mailq.postfix
> setgid_group = postdrop
> manpage_directory = /usr/share/man
> sample_directory = /usr/share/doc/postfix-2.1.15/samples
> readme_directory = /usr/share/doc/postfix-2.1.15/README_FILES
> alias_database = hash:/etc/aliases
> myorigin = $myhostname
> mydomain = mydomain.com
> mynetworks = 192.168.0.0/16, 127.0.0.0/8
> biff = no
> smtpd_banner = fw.mydomain.com ESMTP
> queue_minfree = 20480000
> message_size_limit = 5012000
> transport_maps = hash:/etc/postfix/transport
> smtpd_helo_required = yes
> content_filter = smtp-amavis:[localhost]:10024
> notify_classes = resource, software, policy
> ldaplocal_server_host = ldapmaster.bp
> ldaplocal_search_base = ou=People,dc=mydomain,dc=org
> ldaplocal_query_filter = (uid=%s)
> ldaplocal_result_attribute = uid
>
> --------------------------------------------------------
>
> also, my transport file contains the following line instructing postfix to
> relay mail to the internal server.
> ---------------------------------------------------------
> celczech.cz smtp:[192.168.2.2]
> ---------------------------------------------------------
>
> I know that the ldap lookups are working as the following command returns a
> string :
>
> postmap -q 'clancyian' ldap:ldaplocal
>
> or if i choose to enter a user that does not exist then no string is
> returned.
>
> Am i missing something in my main.conf ?. How do i explicity tell postfix to
> reject these users which do not exist ?. I have tried disabling the
> amavisd-new content filter but this does not make any difference.
>
> Thanks in advance for any help.
> regards,
> Ian Clancy
>
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>

--
chris -at- microcozm -dot- net

Good things come to those who wait. And, I guess, to those who
pillage and plunder and take the good things for themselves.

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