Mailproxy with IPFire

Postfix
Amavis
SpamAssassin
ClamAV
7Zip

IP-Country-2.28-1
Mail-DKIM-0.40-1
Mail-SPF-v2.9.0-1
NetAddr-IP-4.071-1
Net-Ident-1.23-1
lzop-1.03-1
tnef-1.4.10-1
cabextract-1.4
pax-3.4
nomarch-1.4
razor-agents-sdk-2.04
razor-agents-2.84     # Ist abhängig zu razor-agents-sdk
unrar-5.0.14
zoo-2.10

###
### main.cf for IPFire
###
queue_directory = /var/spool/postfix
command_directory = /usr/sbin
daemon_directory = /usr/lib/postfix
manpage_directory = /usr/share/man
sample_directory = /etc/postfix
html_directory = no
readme_directory = no

sendmail_path = /usr/sbin/sendmail
newaliases_path = /usr/bin/newaliases
mailq_path = /usr/bin/mailq

strict_rfc821_envelopes = yes
biff = no
append_dot_mydomain = no
readme_directory = no

mail_owner = postfix
setgid_group = postdrop

myhostname = my.ipfire.domain
myorigin = $myhostname

inet_interfaces = all
#proxy_interfaces =
#mydestination = $myhostname, localhost, mysql:/etc/postfix/mysql-mydestination.cf
mydestination = my.mailserver.domain, my.domain
#relay_domains = my.mailserver.domain, my.domain
unknown_local_recipient_reject_code = 550
local_recipient_maps =
local_transport = error:local mail delivery is disabled
transport_maps = hash:/etc/postfix/transport


mynetworks_style = host
mynetworks = 127.0.0.0/8, 192.168.xxx.xxx/24, 192.168.xxx.xxx/24

relay_domains = $mydestination
#relayhost = $mydomain
#relayhost = [gateway.my.domain]
#relayhost = [mailserver.isp.tld]
#relayhost = uucphost
#relayhost = [an.ip.add.ress]
#relay_recipient_maps = hash:/etc/postfix/relay_recipients
#in_flow_delay = 1s
alias_maps = hash:/etc/aliases
alias_database = hash:/etc/aliases
recipient_delimiter = +

mailbox_size_limit = 0
message_size_limit = 10240000

#mailbox_transport = cyrus
#cyrus_destination_recipient_limit=1

header_checks = regexp:/etc/postfix/header_checks
#fast_flush_domains = $relay_domains

smtpd_banner = $myhostname ESMTP $mail_name ($mail_version)
#local_destination_concurrency_limit = 2
#default_destination_concurrency_limit = 20

#virtual_alias_maps = mysql:/etc/postfix/mysql-virtual.cf
#sender_canonical_maps = mysql:/etc/postfix/mysql-canonical.cf

#smtpd_sasl_type = cyrus
#smtpd_sasl_auth_enable = yes
#smtpd_sasl_security_options = noanonymous
#smtpd_sasl_local_domain = $myhostname
#broken_sasl_auth_clients = yes

#smtp_sasl_password_maps = hash:/etc/postfix/sasl_passwd

soft_bounce = yes
content_filter=amavis:[127.0.0.1]:10024

smtpd_helo_required = yes
mime_header_checks=pcre:/etc/postfix/body_checks
smtpd_recipient_restrictions =
          reject_invalid_hostname,
          reject_non_fqdn_hostname,
          #reject_non_fqdn_sender,
          #reject_non_fqdn_recipient,
          #reject_unknown_sender_domain,
          #reject_unknown_recipient_domain,
          #reject_unauth_pipelining,
          permit_mynetworks,
          #permit_sasl_authenticated,
          reject_unauth_destination
          #reject_rbl_client zombie.dnsbl.sorbs.net,
          #reject_rbl_client opm.blitzed.org,
          #reject_rbl_client list.dsbl.org,
          #reject_rbl_client sbl.spamhaus.org,
          #permit

smtpd_helo_restrictions =
   permit_mynetworks,
          reject_invalid_hostname,
          reject_non_fqdn_hostname

smtpd_client_restrictions =
          permit_mynetworks,
   reject_rbl_client ix.dnsbl.manitu.net,
          reject_rbl_client zombie.dnsbl.sorbs.net,
          reject_rbl_client list.dsbl.org,
          reject_rbl_client sbl.spamhaus.org,
          permit

my.domain  smtp:192.168.xxx.xxx

postmap /etc/postfix/transport

/etc/init.d/postfix restart

# Postfix
/var/log/mail {
  weekly
  rotate 4
  copytruncate
  compress
  notifempty
  missingok
}

use strict;

# a minimalistic configuration file for amavisd-new with all necessary settings
#
#   see amavisd.conf-default for a list of all variables with their defaults;
#   see amavisd.conf-sample for a traditional-style commented file;
#   for more details see documentation in INSTALL, README_FILES/*
#   and at http://www.ijs.si/software/amavisd/amavisd-new-docs.html


# COMMONLY ADJUSTED SETTINGS:

# @bypass_virus_checks_maps = (
#   %bypass_virus_checks, @bypass_virus_checks_acl, $bypass_virus_checks_re);  # controls running of anti-virus code
#@bypass_spam_checks_maps  = (
#   %bypass_spam_checks, @bypass_spam_checks_acl, $bypass_spam_checks_re);  # controls running of anti-spam code
# $bypass_decode_parts = 1;         # controls running of decoders&dearchivers

$max_servers = 2;            # num of pre-forked children (2..15 is common), -m
$daemon_user  = 'amavis';    # (no default;  customary: vscan or amavis), -u
$daemon_group = 'amavis';    # (no default;  customary: vscan or amavis), -g

$mydomain = 'my.local.domain';   # a convenient default for other settings

# $MYHOME = '/var/amavis';   # a convenient default for other settings, -H
$TEMPBASE = "$MYHOME/tmp";   # working directory, needs to exist, -T
$ENV{TMPDIR} = $TEMPBASE;    # environment variable TMPDIR, used by SA, etc.
$QUARANTINEDIR = '/var/virusmails';  # -Q
# $quarantine_subdir_levels = 1;  # add level of subdirs to disperse quarantine

# $daemon_chroot_dir = $MYHOME;   # chroot directory or undef, -R

# $db_home   = "$MYHOME/db";      # dir for bdb nanny/cache/snmp databases, -D
# $helpers_home = "$MYHOME/var";  # working directory for SpamAssassin, -S
# $lock_file = "$MYHOME/var/amavisd.lock";  # -L
# $pid_file  = "$MYHOME/var/amavisd.pid";   # -P
#NOTE: create directories $MYHOME/tmp, $MYHOME/var, $MYHOME/db manually

$log_level = 2;              # verbosity 0..5, -d
$log_recip_templ = undef;    # disable by-recipient level-0 log entries
$DO_SYSLOG = 1;              # log via syslogd (preferred)
$syslog_facility = 'mail';   # Syslog facility as a string
         # e.g.: mail, daemon, user, local0, ... local7
$syslog_priority = 'debug';  # Syslog base (minimal) priority as a string,
         # choose from: emerg, alert, crit, err, warning, notice, info, debug

$enable_db = 1;              # enable use of BerkeleyDB/libdb (SNMP and nanny)
$enable_global_cache = 1;    # enable use of libdb-based cache if $enable_db=1
$nanny_details_level = 2;    # nanny verbosity: 1: traditional, 2: detailed

@local_domains_maps = ( ".$mydomain" );  # list of all local domains

@mynetworks = qw( 127.0.0.0/8 10.0.0.0/8 172.16.xxx.xxx/12 192.168.xxx.xxx/16 );

$unix_socketname = "$MYHOME/amavisd.sock";  # amavisd-release or amavis-milter
             # option(s) -p overrides $inet_socket_port and $unix_socketname

$inet_socket_port = 10024;   # listen on this local TCP port(s)
# $inet_socket_port = [10024,10026];  # listen on multiple TCP ports

$policy_bank{'MYNETS'} = {   # mail originating from @mynetworks
originating => 1,  # is true in MYNETS by default, but let's make it explicit
os_fingerprint_method => undef,  # don't query p0f for internal clients
};

# it is up to MTA to re-route mail from authenticated roaming users or
# from internal hosts to a dedicated TCP port (such as 10026) for filtering
$interface_policy{'10026'} = 'ORIGINATING';

$policy_bank{'ORIGINATING'} = {  # mail supposedly originating from our users
originating => 1,  # declare that mail was submitted by our smtp client
allow_disclaimers => 1,  # enables disclaimer insertion if available
# notify administrator of locally originating malware
  virus_admin_maps => ["virusalert\@$mydomain"],
  spam_admin_maps  => ["spamalert\@$mydomain"],
warnbadhsender   => 1,
# forward to a smtpd service providing DKIM signing service
  forward_method => 'smtp:[127.0.0.1]:10027',
# force MTA conversion to 7-bit (e.g. before DKIM signing)
  smtpd_discard_ehlo_keywords => ['8BITMIME'],
  bypass_banned_checks_maps => [1],  # allow sending any file names and types
terminate_dsn_on_notify_success => 0,  # don't remove NOTIFY=SUCCESS option
};

$interface_policy{'SOCK'} = 'AM.PDP-SOCK'; # only applies with $unix_socketname

# Use with amavis-release over a socket or with Petr Rehor's amavis-milter.c
# (with amavis-milter.c from this package or old amavis.c client use 'AM.CL'):
$policy_bank{'AM.PDP-SOCK'} = {
protocol => 'AM.PDP',
auth_required_release => 0,  # do not require secret_id for amavisd-release
};

$sa_tag_level_deflt  = undef;  # 2.0 add spam info headers if at, or above that level
$sa_tag2_level_deflt = 4.2;  # 6.2 add 'spam detected' headers at that level
$sa_kill_level_deflt = 6.9;  # 6.9 triggers spam evasive actions (e.g. blocks mail)
$sa_dsn_cutoff_level = 18;   # 10 spam level beyond which a DSN is not sent
# $sa_quarantine_cutoff_level = 25; # spam level beyond which quarantine is off
$penpals_bonus_score = 8;    # (no effect without a @storage_sql_dsn database)
$penpals_threshold_high = $sa_kill_level_deflt;  # don't waste time on hi spam

$sa_mail_body_size_limit = 400*1024; # don't waste time on SA if mail is larger
$sa_local_tests_only = 0;    # only tests which do not require internet access?

$virus_admin               = "virusalert\@$mydomain";  # notifications recip.

$mailfrom_notify_admin     = "virusalert\@$mydomain";  # notifications sender
$mailfrom_notify_recip     = "virusalert\@$mydomain";  # notifications sender
$mailfrom_notify_spamadmin = "spam.police\@$mydomain"; # notifications sender
$mailfrom_to_quarantine = ''; # null return path; uses original sender if undef

@addr_extension_virus_maps      = ('virus');
@addr_extension_banned_maps     = ('banned');
@addr_extension_spam_maps       = ('spam');
@addr_extension_bad_header_maps = ('badh');
# $recipient_delimiter = '+';  # undef disables address extensions altogether
# when enabling addr extensions do also Postfix/main.cf: recipient_delimiter=+

$path = '/usr/local/sbin:/usr/local/bin:/usr/sbin:/sbin:/usr/bin:/bin';
# $dspam = 'dspam';

$MAXLEVELS = 14;
$MAXFILES = 1500;
$MIN_EXPANSION_QUOTA =      100*1024;  # bytes  (default undef, not enforced)
$MAX_EXPANSION_QUOTA = 300*1024*1024;  # bytes  (default undef, not enforced)

$sa_spam_subject_tag = '***SPAM*** ';
$defang_virus  = 1;  # MIME-wrap passed infected mail
$defang_banned = 1;  # MIME-wrap passed mail containing banned name
# for defanging bad headers only turn on certain minor contents categories:
$defang_by_ccat{+CC_BADH.",3"} = 1;  # NUL or CR character in header
$defang_by_ccat{+CC_BADH.",5"} = 1;  # header line longer than 998 characters
$defang_by_ccat{+CC_BADH.",6"} = 1;  # header field syntax error


# OTHER MORE COMMON SETTINGS (defaults may suffice):

$myhostname = 'my.ipfire.local';  # must be a fully-qualified domain name!

# $notify_method  = 'smtp:[127.0.0.1]:10025';
# $forward_method = 'smtp:[127.0.0.1]:10025';  # set to undef with milter!

$final_virus_destiny      = D_DISCARD;
$final_banned_destiny     = D_BOUNCE;
$final_spam_destiny       = D_PASS;
$final_bad_header_destiny = D_PASS;


# Notify virus sender?  Bloß nicht!
$warnvirussender = 0;
# Notify spam sender?   Bloß nicht!
$warnspamsender = 0;

# Notify sender of banned files?  Kann man machen.
$warnbannedsender = 0;
# Notify sender of syntactically invalid header containing non-ASCII characters? Bloß nicht!
#$warnbadsender = 0;
# Notify virus (or banned files) RECIPIENT? Wie man möchte, ich finde es sinnvoll.
$warnvirusrecip = 1;
$warnbannedrecip = 1;
$warnbadhrecip = 1;

# SOME OTHER VARIABLES WORTH CONSIDERING (see amavisd.conf-default for all)

# $warnbadhsender,
# $warnvirusrecip, $warnbannedrecip, $warnbadhrecip, (or @warn*recip_maps)

# @bypass_virus_checks_maps, @bypass_spam_checks_maps,

# @bypass_banned_checks_maps, @bypass_header_checks_maps,

# @virus_lovers_maps, @spam_lovers_maps,
# @banned_files_lovers_maps, @bad_header_lovers_maps,
#
# @blacklist_sender_maps, @score_sender_maps,
#
# $clean_quarantine_method, $virus_quarantine_to, $banned_quarantine_to,
# $bad_header_quarantine_to, $spam_quarantine_to,
#
# $defang_bad_header, $defang_undecipherable, $defang_spam


# REMAINING IMPORTANT VARIABLES ARE LISTED HERE BECAUSE OF LONGER ASSIGNMENTS

@keep_decoded_original_maps = (new_RE(
# qr'^MAIL$',   # retain full original message for virus checking (can be slow)
qr'^MAIL-UNDECIPHERABLE$', # recheck full mail if it contains undecipherables
qr'^(ASCII(?! cpio)|text|uuencoded|xxencoded|binhex)'i,
# qr'^Zip archive data',     # don't trust Archive::Zip
));


# for $banned_namepath_re (a new-style of banned table) see amavisd.conf-sample

$banned_filename_re = new_RE(

### BLOCKED ANYWHERE
# qr'^UNDECIPHERABLE$',  # is or contains any undecipherable components
qr'^\.(exe-ms|dll)$',                   # banned file(1) types, rudimentary
# qr'^\.(exe|lha|tnef|cab|dll)$',         # banned file(1) types

### BLOCK THE FOLLOWING, EXCEPT WITHIN UNIX ARCHIVES:
# [ qr'^\.(gz|bz2)$'             => 0 ],  # allow any in gzip or bzip2
  [ qr'^\.(rpm|cpio|tar)$'       => 0 ],  # allow any in Unix-type archives

qr'.\.(pif|scr)$'i,                     # banned extensions - rudimentary
# qr'^\.zip$',                            # block zip type

### BLOCK THE FOLLOWING, EXCEPT WITHIN ARCHIVES:
# [ qr'^\.(zip|rar|arc|arj|zoo)$'=> 0 ],  # allow any within these archives

qr'^application/x-msdownload$'i,        # block these MIME types
qr'^application/x-msdos-program$'i,
qr'^application/hta$'i,

# qr'^message/partial$'i,         # rfc2046 MIME type
# qr'^message/external-body$'i,   # rfc2046 MIME type

# qr'^(application/x-msmetafile|image/x-wmf)$'i,  # Windows Metafile MIME type
# qr'^\.wmf$',                            # Windows Metafile file(1) type

# block certain double extensions in filenames
  qr'\.[^./]*[A-Za-z][^./]*\.\s*(exe|vbs|pif|scr|bat|cmd|com|cpl|dll)[.\s]*$'i,

# qr'\{[0-9a-f]{8}(-[0-9a-f]{4}){3}-[0-9a-f]{12}\}?'i, # Class ID CLSID, strict
# qr'\{[0-9a-z]{4,}(-[0-9a-z]{4,}){0,7}\}?'i, # Class ID extension CLSID, loose

qr'.\.(exe|vbs|pif|scr|cpl)$'i,             # banned extension - basic
# qr'.\.(exe|vbs|pif|scr|cpl|bat|cmd|com)$'i, # banned extension - basic+cmd
# qr'.\.(ade|adp|app|bas|bat|chm|cmd|com|cpl|crt|emf|exe|fxp|grp|hlp|hta|
#        inf|ins|isp|js|jse|lnk|mda|mdb|mde|mdw|mdt|mdz|msc|msi|msp|mst|
#        ops|pcd|pif|prg|reg|scr|sct|shb|shs|vb|vbe|vbs|
#        wmf|wsc|wsf|wsh)$'ix,  # banned ext - long
# qr'.\.(ani|cur|ico)$'i,                 # banned cursors and icons filename
# qr'^\.ani$',                            # banned animated cursor file(1) type

# qr'.\.(mim|b64|bhx|hqx|xxe|uu|uue)$'i,  # banned extension - WinZip vulnerab.
);
# See http://support.microsoft.com/default.aspx?scid=kb;EN-US;q262631
# and http://www.cknow.com/vtutor/vtextensions.htm


# ENVELOPE SENDER SOFT-WHITELISTING / SOFT-BLACKLISTING

@score_sender_maps = ({ # a by-recipient hash lookup table,
                      # results from all matching recipient tables are summed

# ## per-recipient personal tables  (NOTE: positive: black, negative: white)
# 'user1@example.com'  => [{'bla-mobile.press@example.com' => 10.0}],
# 'user3@example.com'  => [{'.ebay.com'                 => -3.0}],
# 'user4@example.com'  => [{'cleargreen@cleargreen.com' => -7.0,
#                           '.cleargreen.com'           => -5.0}],

## site-wide opinions about senders (the '.' matches any recipient)
  '.' => [  # the _first_ matching sender determines the score boost

 new_RE(  # regexp-type lookup table, just happens to be all soft-blacklist
    [qr'^(bulkmail|offers|cheapbenefits|earnmoney|foryou)@'i         => 5.0],
    [qr'^(greatcasino|investments|lose_weight_today|market\.alert)@'i=> 5.0],
    [qr'^(money2you|MyGreenCard|new\.tld\.registry|opt-out|opt-in)@'i=> 5.0],
    [qr'^(optin|saveonlsmoking2002k|specialoffer|specialoffers)@'i   => 5.0],
    [qr'^(stockalert|stopsnoring|wantsome|workathome|yesitsfree)@'i  => 5.0],
    [qr'^(your_friend|greatoffers)@'i                                => 5.0],
    [qr'^(inkjetplanet|marketopt|MakeMoney)\d*@'i                    => 5.0],
 ),

#  read_hash("/var/amavis/sender_scores_sitewide"),

 { # a hash-type lookup table (associative array)
   'nobody@cert.org'                        => -3.0,
   'cert-advisory@us-cert.gov'              => -3.0,
   'owner-alert@iss.net'                    => -3.0,
   'slashdot@slashdot.org'                  => -3.0,
   'securityfocus.com'                      => -3.0,
   'ntbugtraq@listserv.ntbugtraq.com'       => -3.0,
   'security-alerts@linuxsecurity.com'      => -3.0,
   'mailman-announce-admin@python.org'      => -3.0,
   'amavis-user-admin@lists.sourceforge.net'=> -3.0,
   'amavis-user-bounces@lists.sourceforge.net' => -3.0,
   'spamassassin.apache.org'                => -3.0,
   'notification-return@lists.sophos.com'   => -3.0,
   'owner-postfix-users@postfix.org'        => -3.0,
   'owner-postfix-announce@postfix.org'     => -3.0,
   'owner-sendmail-announce@lists.sendmail.org'   => -3.0,
   'sendmail-announce-request@lists.sendmail.org' => -3.0,
   'donotreply@sendmail.org'                => -3.0,
   'ca+envelope@sendmail.org'               => -3.0,
   'noreply@freshmeat.net'                  => -3.0,
   'owner-technews@postel.acm.org'          => -3.0,
   'ietf-123-owner@loki.ietf.org'           => -3.0,
   'cvs-commits-list-admin@gnome.org'       => -3.0,
   'rt-users-admin@lists.fsck.com'          => -3.0,
   'clp-request@comp.nus.edu.sg'            => -3.0,
   'surveys-errors@lists.nua.ie'            => -3.0,
   'emailnews@genomeweb.com'                => -5.0,
   'yahoo-dev-null@yahoo-inc.com'           => -3.0,
   'returns.groups.yahoo.com'               => -3.0,
   'clusternews@linuxnetworx.com'           => -3.0,
   lc('lvs-users-admin@LinuxVirtualServer.org')    => -3.0,
   lc('owner-textbreakingnews@CNNIMAIL12.CNN.COM') => -5.0,

   # soft-blacklisting (positive score)
   'sender@example.net'                     =>  3.0,
   '.example.net'                           =>  1.0,

 },
],  # end of site-wide tables
});


@decoders = (
  ['mail', \&do_mime_decode],
  ['asc',  \&do_ascii],
  ['uue',  \&do_ascii],
  ['hqx',  \&do_ascii],
  ['ync',  \&do_ascii],
  ['F',    \&do_uncompress, ['unfreeze','freeze -d','melt','fcat'] ],
  ['Z',    \&do_uncompress, ['uncompress','gzip -d','zcat'] ],
  ['gz',   \&do_uncompress,  'gzip -d'],
  ['gz',   \&do_gunzip],
  ['bz2',  \&do_uncompress,  'bzip2 -d'],
  ['lzo',  \&do_uncompress,  'lzop -d'],
  ['rpm',  \&do_uncompress, ['rpm2cpio.pl','rpm2cpio'] ],
  ['cpio', \&do_pax_cpio,   ['pax','gcpio','cpio'] ],
  ['tar',  \&do_pax_cpio,   ['pax','gcpio','cpio'] ],
  ['deb',  \&do_ar,          'ar'],
# ['a',    \&do_ar,          'ar'],  # unpacking .a seems an overkill
  ['zip',  \&do_unzip],
  ['7z',   \&do_7zip,       ['7zr','7za','7z'] ],
  ['rar',  \&do_unrar,      ['rar','unrar'] ],
  ['arj',  \&do_unarj,      ['arj','unarj'] ],
  ['arc',  \&do_arc,        ['nomarch','arc'] ],
  ['zoo',  \&do_zoo,        ['zoo','unzoo'] ],
  ['lha',  \&do_lha,         'lha'],
# ['doc',  \&do_ole,         'ripole'],
  ['cab',  \&do_cabextract,  'cabextract'],
  ['tnef', \&do_tnef_ext,    'tnef'],
  ['tnef', \&do_tnef],
# ['sit',  \&do_unstuff,     'unstuff'],  # broken/unsafe decoder
  ['exe',  \&do_executable, ['rar','unrar'], 'lha', ['arj','unarj'] ],
);


@av_scanners = (

#   ### http://www.clamav.net/
    ['ClamAV-clamd',
  \&ask_daemon, ["CONTSCAN {}\n", "/var/run/clamav/clamd"],
    qr/\bOK$/, qr/\bFOUND$/,
     qr/^.*?: (?!Infected Archive)(.*) FOUND$/ ],
#   # NOTE: run clamd under the same user as amavisd, or run it under its own
#   #   uid such as clamav, add user clamav to the amavis group, and then add
#   #   AllowSupplementaryGroups to clamd.conf;
#   # NOTE: match socket name (LocalSocket) in clamav.conf to the socket name in
#   #   this entry; when running chrooted one may prefer socket "$MYHOME/clamd".

# ### http://www.f-prot.com/
# ['FRISK F-Prot Daemon',
#   \&ask_daemon,
#   ["GET {}/*?-dumb%20-archive%20-packed HTTP/1.0\r\n\r\n",
#     ['127.0.0.1:10200','127.0.0.1:10201','127.0.0.1:10202',
#      '127.0.0.1:10203','127.0.0.1:10204'] ],
#   qr/(?i)<summary[^>]*>clean<\/summary>/,
#   qr/(?i)<summary[^>]*>infected<\/summary>/,
#   qr/(?i)<name>(.+)<\/name>/ ],

### http://www.kaspersky.com/  (kav4mailservers)
  ['KasperskyLab AVP - aveclient',
    ['/usr/local/kav/bin/aveclient','/usr/local/share/kav/bin/aveclient',
   '/opt/kav/5.5/kav4mailservers/bin/aveclient','aveclient'],
    '-p /var/run/aveserver -s {}/*',
    [0,3,6,8], qr/\b(INFECTED|SUSPICION|SUSPICIOUS)\b/,
  qr/(?:INFECTED|WARNING|SUSPICION|SUSPICIOUS) (.+)/,
],
  # NOTE: one may prefer [0],[2,3,4,5], depending on how suspicious,
# currupted or protected archives are to be handled

### http://www.avira.com/
### Avira AntiVir (formerly H+BEDV) or (old) CentralCommand Vexira Antivirus
  ['Avira AntiVir', ['antivir','vexira'],
    '--allfiles -noboot -nombr -rs -s -z {}', [0], qr/ALERT:|VIRUS:/,
    qr/(?x)^\s* (?: ALERT: \s* (?: \[ | [^']* ' ) |
         (?i) VIRUS:\ .*?\ virus\ '?) ( [^\]\s']+ )/ ],
  # NOTE: if you only have a demo version, remove -z and add 214, as in:
    #  '--allfiles -noboot -nombr -rs -s {}', [0,214], qr/ALERT:|VIRUS:/,

# ### http://www.avast.com/
# ['avast! Antivirus daemon',
#   \&ask_daemon,   # greets with 220, terminate with QUIT
#   ["SCAN {}\015\012QUIT\015\012", '/var/run/avast4/mailscanner.sock'],
#   qr/\t\[\+\]/, qr/\t\[L\]\t/, qr/\t\[L\]\t([^[ \t\015\012]+)/ ],

# ### http://www.avast.com/
# ['avast! Antivirus - Client/Server Version', 'avastlite',
#   '-a /var/run/avast4/mailscanner.sock -n {}', [0], [1],
#   qr/\t\[L\]\t([^[ \t\015\012]+)/ ],

### http://www.avast.com/
  ['avast! Antivirus', ['/usr/bin/avastcmd','avastcmd'],
    '-a -i -n -t=A {}', [0], [1], qr/\binfected by:\s+([^ \t\n\[\]]+)/ ],

### http://www.bitdefender.com/
  ['BitDefender', 'bdc',
    '--arc --mail {}', qr/^Infected files *:0+(?!\d)/,
    qr/^(?:Infected files|Identified viruses|Suspect files) *:0*[1-9]/,
    qr/(?:suspected|infected): (.*)(?:\033|$)/ ],
# consider also: --all --nowarn --alev=15 --flev=15.  The --all argument may
# not apply to your version of bdc, check documentation and see 'bdc --help'

);


@av_scanners_backup = (

### http://www.clamav.net/   - backs up clamd or Mail::ClamAV
  ['ClamAV-clamscan', 'clamscan',
  "--stdout --no-summary -r --tempdir=$TEMPBASE {}",
    [0], qr/:.*\sFOUND$/, qr/^.*?: (?!Infected Archive)(.*) FOUND$/ ],

### http://www.f-prot.com/   - backs up F-Prot Daemon
  ['FRISK F-Prot Antivirus', ['f-prot','f-prot.sh'],
    '-dumb -archive -packed {}', [0,8], [3,6],   # or: [0], [3,6,8],
  qr/(?:Infection:|security risk named) (.+)|\s+contains\s+(.+)$/ ],

 ### http://www.kaspersky.com/
   ['Kaspersky Antivirus v5.5',
     ['/opt/kaspersky/kav4fs/bin/kav4fs-kavscanner',
    '/opt/kav/5.5/kav4unix/bin/kavscanner',
    '/opt/kav/5.5/kav4mailservers/bin/kavscanner', 'kavscanner'],
     '-i0 -xn -xp -mn -R -ePASBME {}/*', [0,10,15], [5,20,21,25],
     qr/(?:INFECTED|WARNING|SUSPICION|SUSPICIOUS) (.*)/ ,
#    sub {chdir('/opt/kav/bin') or die "Can't chdir to kav: $!"},
#    sub {chdir($TEMPBASE) or die "Can't chdir back to $TEMPBASE $!"},
 ],

# always succeeds (uncomment to consider mail clean if all other scanners fail)
# ['always-clean', sub {0}],

);

1;  # insure a defined return

$myhostname = 'ipfire.localdomain';  # must be a fully-qualified domain name!
        #       ### http://www.clamav.net/
            ['ClamAV-clamd',
      \&ask_daemon, ["CONTSCAN {}\n", "/var/run/clamav/clamd"],
       qr/\bOK$/, qr/\bFOUND$/,
             qr/^.*?: (?!Infected Archive)(.*) FOUND$/ ],

# usermod -a -G clamav amavis
# usermod -a -G clamav clamav
# usermod -a -G amavis clamav
# usermod -a -G amavis amavis

# This is the right place to customize your installation of SpamAssassin.
#
# See 'perldoc Mail::SpamAssassin::Conf' for details of what can be
# tweaked.
#
# Only a small subset of options are listed below
#
###########################################################################

# add_header all Report _REPORT_

#   Add *****SPAM***** to the Subject header of spam e-mails
#
 rewrite_header Subject *****SPAM*****


#   Save spam messages as a message/rfc822 MIME attachment instead of
#   modifying the original message (0: off, 2: use text/plain instead)
#
 report_safe 1


#   Set which networks or hosts are considered 'trusted' by your mail
#   server (i.e. not spammers)
#
 trusted_networks 192.168.xxx.


#   Set file-locking method (flock is not safe over NFS, but is faster)
#
# lock_method flock


#   Set the threshold at which a message is considered spam (default: 5.0)
#
 required_score 5.0


#   Use Bayesian classifier (default: 1)
#
 use_bayes 1


#   Bayesian classifier auto-learning (default: 1)
#
 bayes_auto_learn 1


#   Set headers which may provide inappropriate cues to the Bayesian
#   classifier
#
 bayes_ignore_header X-Bogosity
 bayes_ignore_header X-Spam-Flag
 bayes_ignore_header X-Spam-Status

find /var/amavis -type d -name 'amavis-20??????T*' `  -prune -mtime +1 -exec rm -rf {} \;`

#!/bin/sh
########################################################################
# Begin $rc_base/init.d/amavisd
#
# Description : Amavisd Init Script
#
# Authors     : Michael Tremer (ms@ipfire.org)
#
# Version     : 01.00
#
# Notes       :
#
########################################################################

. /etc/sysconfig/rc
. ${rc_functions}


case "${1}" in
      start)
              boot_mesg "Starting AMaViS Daemon..."
                find /var/amavis/tmp -type d -name 'amavis-20??????T*' \
  -prune -mtime +1 -exec rm -rf {} \;
              loadproc /usr/bin/amavisd
              ;;

      stop)
              boot_mesg "Stopping AMaViS Daemon..."
              killproc /usr/bin/amavisd
              ;;

      restart)
              ${0} stop
              sleep 1
              ${0} start
              ;;

      status)
              statusproc /usr/bin/amavisd
              ;;

        *)
              echo "Usage: ${0} {start|stop|restart|status}"
              exit 1
              ;;
esac

iptables -A CUSTOMINPUT -p tcp -s 0/0 --sport 1024:65535 -d 192.168.ip.red0 --dport 25 -m state --state NEW,ESTABLISHED -j ACCEPT

ln -s ../init.d/amavisd /etc/rc.d/rc3.d/S38amavisd
ln -s ../init.d/spamassassin /etc/rc.d/rc3.d/S38spamassassin
ln -s ../init.d/amavisd /etc/rc.d/rc0.d/K25amavisd
ln -s ../init.d/amavisd /etc/rc.d/rc6.d/K25amavisd
ln -s ../init.d/spamassassin /etc/rc.d/rc0.d/K25spamassassin
ln -s ../init.d/spamassassin /etc/rc.d/rc6.d/K25spamassassin

relay_recipient_maps = hash:/etc/postfix/relay_recipients

#!/usr/bin/perl -T -w

# Version 1.02

# This script will pull all users' SMTP addresses from your Active Directory
# (including primary and secondary email addresses) and list them in the
# format "user@example.com OK" which Postfix uses with relay_recipient_maps.
# Be sure to double-check the path to perl above.

# This requires Net::LDAP to be installed.  To install Net::LDAP, at a shell
# type "perl -MCPAN -e shell" and then "install Net::LDAP"

use Net::LDAP;
use Net::LDAP::Control::Paged;
use Net::LDAP::Constant ( "LDAP_CONTROL_PAGED" );

# Enter the path/file for the output
$VALID = "/etc/postfix/transport_maps";

# Enter the FQDN of your Active Directory domain controllers below
$dc1="10.10.10.2";
$dc2="10.10.10.3";

# Enter the LDAP container for your userbase.
# The syntax is CN=Users,dc=example,dc=com
# This can be found by installing the Windows 2000 Support Tools
# then running ADSI Edit.
# In ADSI Edit, expand the "Domain NC [domaincontroller1.example.com]" &
# you will see, for example, DC=example,DC=com (this is your base).
# The Users Container will be specified in the right pane as
# CN=Users depending on your schema (this is your container).
# You can double-check this by clicking "Properties" of your user
# folder in ADSI Edit and examining the "Path" value, such as:
# LDAP://domaincontroller1.example.com/CN=Users,DC=example,DC=com
# which would be $hqbase="cn=Users,dc=example,dc=com"
# Note:  You can also use just $hqbase="dc=example,dc=com"
$hqbase="dc=DOMAIN,dc=LOCAL";

# Enter the username & password for a valid user in your Active Directory
# with username in the form cn=username,cn=Users,dc=example,dc=com
# Make sure the user's password does not expire.  Note that this user
# does not require any special privileges.
# You can double-check this by clicking "Properties" of your user in
# ADSI Edit and examining the "Path" value, such as:
# LDAP://domaincontroller1.example.com/CN=user,CN=Users,DC=example,DC=com
# which would be $user="cn=user,cn=Users,dc=example,dc=com"
# Note: You can also use the UPN login: "user\@example.com"
$user="USER\@DOAMIN.LOCAL";
$passwd="USERPW";

# Connecting to Active Directory domain controllers
$noldapserver=0;
$ldap = Net::LDAP->new($dc1) or
 $noldapserver=1;
if ($noldapserver == 1)  {
 $ldap = Net::LDAP->new($dc2) or
    die "Error connecting to specified domain controllers $@ \n";
}

$mesg = $ldap->bind ( dn => $user,
                   password =>$passwd);
if ( $mesg->code()) {
  die ("error:", $mesg->code(),"\n","error name: ",$mesg->error_name(),
      "\n", "error text: ",$mesg->error_text(),"\n");
}

# How many LDAP query results to grab for each paged round
# Set to under 1000 for Active Directory
$page = Net::LDAP::Control::Paged->new( size => 990 );

@args = ( base     => $hqbase,
# Play around with this to grab objects such as Contacts, Public Folders, etc.
# A minimal filter for just users with email would be:
# filter => "(&(sAMAccountName=*)(mail=*))"
         filter => "(& (mailnickname=*) (| (&(objectCategory=person)
                    (objectClass=user)(!(homeMDB=*))(!(msExchHomeServerName=*)))
                    (&(objectCategory=person)(objectClass=user)(|(homeMDB=*)
                    (msExchHomeServerName=*)))(&(objectCategory=person)(objectClass=contact))
                  (objectCategory=group)(objectCategory=publicFolder)(objectClass=msExchDynamicDistributionList) ))",
          control  => [ $page ],
          attrs  => [ "proxyAddresses" ],
);

my $cookie;
while(1) {
# Perform search
my $mesg = $ldap->search( @args );

# Filtering results for proxyAddresses attributes
foreach my $entry ( $mesg->entries ) {
  my $name = $entry->get_value( "cn" );
  # LDAP Attributes are multi-valued, so we have to print each one.
  foreach my $mail ( $entry->get_value( "proxyAddresses" ) ) {
   # Test if the Line starts with one of the following lines:
     # proxyAddresses: [smtp|SMTP]:
   # and also discard this starting string, so that $mail is only the
   # address without any other characters...
   if ( $mail =~ s/^(smtp|SMTP)://gs ) {
     push(@valid, $mail." OK\n");
   }
  }
}

# Only continue on LDAP_SUCCESS
$mesg->code and last;

# Get cookie from paged control
my($resp)  = $mesg->control( LDAP_CONTROL_PAGED ) or last;
$cookie    = $resp->cookie or last;

# Set cookie in paged control
$page->cookie($cookie);
}

if ($cookie) {
# We had an abnormal exit, so let the server know we do not want any more
$page->cookie($cookie);
$page->size(0);
$ldap->search( @args );
# Also would be a good idea to die unhappily and inform OP at this point
   die("LDAP query unsuccessful");
}
# Only write the file once the query is successful
open VALID, ">$VALID" or die "CANNOT OPEN $VALID $!";
print VALID @valid;
# Add additional restrictions, users, etc. to the output file below.
#print VALID "user\@example.com OK\n";
#print VALID "user1\@example.com 550 User unknown.\n";
#print VALID "bad.example.com 550 User does not exist.\n";

close VALID;

#!/bin/sh
/etc/postfix/getadsmtp.pl
cd /etc/postfix
postmap relay_recipients

fcrontab -e

mailq | cat

postsuper -d 38A9580045