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#!/usr/bin/perl
# Original email accompanying letter at the end
# THIS REQUIRES SOME EDITING, AND IS INTENTIONALLY RENDERED INOPERABLE!
# YOU NEED TO EDIT FOLLOWING ITEMS:
# you MUST change the hostname below
$proxyhost = "your.local.web.proxy";
# you probably must change the port number. 3128 is the default for squid.
$proxyport = 3128;
# you probably must change this directory too
$zmailerdir = "/local/zmailer";
# Who is using this.
$fromaddr = "postmaster\@your.domain.name";
# Written by Arnt Gulbrandsen <agulbra@troll.no> and copyright 1996 Troll
# Tech AS, Postboks 6133 Etterstad, 0602 Oslo, Norway, fax +47 22646949.
#
# Use, modification and distribution is allowed without limitation,
# warranty, or liability of any kind.
# This script requires perl 5.
use FileHandle;
use Socket;
($j, $j, $proto) = getprotobyname("tcp");
($name, $j, $j, $j, $hisaddr) = gethostbyname($proxyhost);
if ($name eq "") {
die "can't find address for web proxy\n";
}
# you probably must change the port number. 3128 is the default for squid.
$squid = pack('S n a4 x8', &AF_INET, $proxyport, $hisaddr);
sub urlget {
local( $_, $/ );
my( $url ) = @_;
$_ = $url;
undef $/;
$SIG{'ALRM'} = \&timeout;
alarm( 20 );
if (!(socket(SOCKET, &AF_INET, &SOCK_STREAM, $proto))) {
print "couldn't create socket\n";
} elsif (!connect(SOCKET, $squid)) {
die "connection to $_ failed (for $url): $!\n";
} else {
my ( $head, $body );
alarm(0);
SOCKET->autoflush(1);
print SOCKET "GET $url HTTP/1.0\r\nFrom: $fromaddr\r\n\r\n";
$head = <SOCKET>;
$head =~ s/\r+\n/\n/gs;
$body = $head;
$head =~ s/\n+\n.*/\n/s;
$body =~ s/.*?\n\n//s;
if ( $head =~ /^\S+\s+200\s+/s ) {
undef %relocated;
return $body;
} elsif ( $head =~ /^\S+\s+30[12]\s+/ &&
$head =~ /\nLocation:\s*(http:.*?)\n/s ) {
$_ = $1;
if ( defined($relocated{$url}) ) {
print STDERR "looping redirect for $url (to $_)\n";
return undef;
}
$relocated{$url} = $_;
print STDERR "redirect to $_ for $url\n",
return &urlget( $_ );
} elsif ( $head =~ /^\S+\s+304\s+/ ) {
print STDERR $url, " not modified\n";
return undef;
} else {
print $url, "\n", $head;
return undef;
}
}
}
undef $/;
#$_ = &urlget( "http://www.idot.aol.com/preferredmail/" ) ||
# die "can't open PreferredMail list, stopped";
#
#s/^.*<multicol.*?>//si;
#s-</multicol.*$--si;
#
#foreach $domain ( split( /\s+/, $_ ) ) {
# $reason{lc $domain} .= " PreferredMail";
#}
$_ = &urlget( "http://www.webeasy.com:8080/spam/spam_download_table" ) ||
die "can't open webeasy list, stopped";
s/@(\S+)/@\L$1\E/gs;
s-^@--s;
s-\n@-\n-gs;
foreach $domain ( split( /\s+/, $_ ) ) {
$reason{$domain} .= " Webeasy";
}
#
#$_ = &urlget( "ftp://ftp.cybernothing.org/pub/abuse/cyberpromo.domains" ) ||
# die "can't open cybernothing:cyberpromo, stopped";
#
#foreach $domain ( split( /\s+/, $_ ) ) {
# $reason{lc $domain} .= " Cyberpromo";
#}
#
#
#$_ = &urlget( "ftp://ftp.cybernothing.org/pub/abuse/thehitman.domains" ) ||
# die "can't open cybernothing:thehitman, stopped";
#
#foreach $domain ( split( /\s+/, $_ ) ) {
# $reason{lc $domain} .= " WebCareers";
#}
#
#
#$_ = &urlget( "ftp://ftp.cybernothing.org/pub/abuse/nancynet.domains" ) ||
# die "can't open cybernothing:nancynet, stopped";
#
#foreach $domain ( split( /\s+/, $_ ) ) {
# $reason{lc $domain} .= " Nancynet";
#}
#
#
#$_ = &urlget( "ftp://ftp.cybernothing.org/pub/abuse/llv.domains" ) ||
# die "can't open cybernothing:llv, stopped";
#
#foreach $domain ( split( /\s+/, $_ ) ) {
# $reason{lc $domain} .= " LLV";
#}
#
if ( open( O, "> $zmailerdir/db/smtp-policy.spam" ) ) {
foreach ( sort keys %reason ) {
if ( /^([-a-z0-9]+\.)+[a-z]{2,3}$/ ) {
print O "\043", $reason{$_},
":\n.$_ = _bulk_mail\n";
} elsif ( /^\S+@([-a-z0-9]+\.)+[a-z]{2,3}$/ ) {
print O "\043", $reason{$_},
":\n$_ = _bulk_mail\n";
}
}
}
#From: Arnt Gulbrandsen <agulbra@troll.no>
#To: Matti Aarnio <mea@nic.funet.fi>
#Cc: zmailer@nic.funet.fi
#Subject: Re: DSN bug
#Date: 21 Oct 1997 00:21:57 +0200
#
#Matti Aarnio <mea@nic.funet.fi>
#> /Matti Aarnio -- in process of doing 2.99.49p8 release.
#
#Cool. Could you perhaps put this little ditty in contrib? It needs
#perl and some trivial changes to policy-builder.sh, so I don't think
#it should be in the default setup.
#
#It's a script to read four spam databases, combine them, and write the
#result in a format zmailer can accept.
#
#--Arnt (who made sure that there was no more unread zmailer mail this time)
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