Re: Postfix and amavisd-new

From: Mike Burger (no email)
Date: Wed Jun 01 2005 - 11:37:17 EDT

  • Next message: Ralf Hildebrandt: "Re: mail relay via isp"

    I've got Postfix + amavisd, and yes, local mails are also scanned.

    On Wed, 1 Jun 2005, db wrote:

    > Hi list
    >
    > I'm using postfix-2.2.3 with amavisd-new 2.3.1 on FreeBSD 5.4.
    > I've read some tutorials, but I'm still a little unsure how this works.
    >
    > Current setup:
    > command_directory = /usr/local/sbin
    > config_directory = /usr/local/etc/postfix
    > daemon_directory = /usr/local/libexec/postfix
    > debug_peer_level = 2
    > html_directory = no
    > mail_owner = postfix
    > mailq_path = /usr/local/bin/mailq
    > manpage_directory = /usr/local/man
    > mydestination =
    > newaliases_path = /usr/local/bin/newaliases
    > proxy_interfaces = my_ip
    > queue_directory = /var/spool/postfix
    > readme_directory = no
    > relay_domains = proxy:pgsql:/usr/local/etc/postfix/relaydomainmap
    > relay_recipient_maps = proxy:pgsql:/usr/local/etc/postfix/relayaliasmap
    > sample_directory = /usr/local/etc/postfix
    > sendmail_path = /usr/local/sbin/sendmail
    > setgid_group = maildrop
    > smtpd_client_restrictions = reject_rbl_client bl.spamcop.net,
    > reject_rbl_client list.dsbl.org, permit
    > transport_maps = proxy:pgsql:/usr/local/etc/postfix/mxmap
    > unknown_local_recipient_reject_code = 550
    > virtual_alias_maps = proxy:pgsql:/usr/local/etc/postfix/aliasmap
    > virtual_mailbox_domains = proxy:pgsql:/usr/local/etc/postfix/domainmap
    > virtual_transport = maildrop
    >
    > As shown all mails are in the relay tabel or virtual tabel and mail are
    > delivered with maildrop (mail to local users in /etc/alias are being
    > forwardet to some mail adress, since all users are virtual users).
    >
    > I want postfix to send mail to amavisd-new after the address lookup, so that
    > only mails with a valid recipient are scanned, so in main.cf I added:
    > content_filter = scan:10.0.0.5:10024
    >
    > And in master.cf:
    > scan unix - - n - 10 smtp
    > -o smtp_data_done_timeout=1200 #?
    > -o smtp_send_xforward_command=yes
    >
    > localhost:10025 inet n - n - 10 smtpd
    > -o content_filter= # Or else it would loop
    > -o
    > receive_override_options=no_header_body_checks,no_unknown_recipient_checks
    > -o smtpd_recipient_restrictions=
    > -o smtpd_client_restrictions= # Don't do those lookups again
    > -o smtpd_authorized_xforward_hosts=10.0.0.5
    > -o strict_rfc821_envelopes=yes #?
    > -o smtpd_error_sleep_time=0 #?
    > -o smtpd_soft_error_limit=1001 #?
    > -o smtpd_hard_error_limit=1000 #?
    >
    > So now only mails with valid addresses are scanned?
    >
    > Are local mail scanned? I have seen some set
    > local_recipient_maps=
    > in localhost:10025, so wondered if local mail was not scanned? Which would in
    > fact be the desired behavior, since the mail will be scanned again after the
    > forward from /etc/alias.
    >
    > Are relay mail scanned? If not, how can I make it so? (no plans of doing that
    > right now, but it would be nice to know).
    >
    > I of course want to disable checks on 10025 that has already been done on 25,
    > but in order to determine if the mail is "virtual" and thereby for maildrop
    > is has to lookup the mail address again or how does that work?
    > Are receive_override_options or smtpd_recipient_restrictions used for
    > disabling these checks?
    >
    > Lines with #? at the end are added because they were there in the tutorials,
    > but I don't know why?
    >
    > Any others options I should add?
    >
    > Hope someone will explain this :-)
    >
    > Best regards
    > db
    >

    --
    Mike Burger
    http://www.bubbanfriends.org
    Visit the Dog Pound II BBS
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  • Next message: Ralf Hildebrandt: "Re: mail relay via isp"





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