separate queue method called from data.

store the header in a Mail::Header object for easier processing by the plugins


git-svn-id: https://svn.perl.org/qpsmtpd/branches/v010@29 958fd67b-6ff1-0310-b445-bb7760255be9
This commit is contained in:
Ask Bjørn Hansen 2002-07-06 02:09:01 +00:00
parent bcd0d6d534
commit 3e5de3a0b3
3 changed files with 89 additions and 45 deletions

6
STATUS
View File

@ -2,6 +2,12 @@
things to do for v0.10
----------------------
transaction should probably be a part of the connection object instead
of off the main object
get timeouts to work in "tcpserver" mode (or generally...)
plugin support;
load plugins in a funny namespace

View File

@ -7,9 +7,11 @@ use Qpsmtpd::Transaction;
use Qpsmtpd::Constants;
use Mail::Address ();
use Mail::Header ();
use Sys::Hostname;
use IPC::Open2;
use Data::Dumper;
use POSIX qw(strftime);
BEGIN{$^W=0;}
use Net::DNS;
BEGIN{$^W=1;}
@ -49,8 +51,14 @@ sub config {
timeout => 1200,
);
return ($self->get_qmail_config($c) || $defaults{$c} || undef);
if (wantarray) {
my @config = $self->get_qmail_config($c);
@config = @{$defaults{$c}} if (!@config and $defaults{$c});
return @config;
}
else {
return ($self->get_qmail_config($c) || $defaults{$c});
}
};
sub log {
@ -200,7 +208,9 @@ sub check_relay {
my $host = lc shift;
my @rcpt_hosts = $self->config("rcpthosts");
return 1 if exists $ENV{RELAYCLIENT};
warn "HOSTTOCHECK: $host";
for my $allowed (@rcpt_hosts) {
warn "ALLOWED: $allowed";
$allowed =~ s/^\s*(\S+)/$1/;
return 1 if $host eq lc $allowed;
return 1 if substr($allowed,0,1) eq "." and $host =~ m/\Q$allowed\E$/i;
@ -275,62 +285,74 @@ sub data {
my $max_size = ($self->config('databytes'))[0] || 0; # this should work in scalar context
my $blocked = "";
my %matches;
my $header = 1;
my $in_header = 1;
my $complete = 0;
$self->log(6, "max_size: $max_size / size: $size");
my $header = Mail::Header->new(Modify => 0, MailFrom => "COERCE");
while (<STDIN>) {
$complete++, last if $_ eq ".\r\n";
$i++;
$self->respond(451, "See http://develooper.com/code/qpsmtpd/barelf.html"), exit
if $_ eq ".\n";
unless ($max_size and $size > $max_size) {
unless ($self->transaction->blocked and ($max_size and $size > $max_size)) {
s/\r\n$/\n/;
$header = 0 if $header and m/^\s*$/;
if ($in_header and m/^\s*$/) {
$in_header = 0;
my @header = split /\n/, $buffer;
if ($header) {
# ... need to check that we don't reformat any of the received lines.
#
# 3.8.2 Received Lines in Gatewaying
# When forwarding a message into or out of the Internet environment, a
# gateway MUST prepend a Received: line, but it MUST NOT alter in any
# way a Received: line that is already in the header.
$matches{"aol.com"} = 1 if m/aol\.com/;
$header->extract(\@header);
$buffer = "";
$blocked = "Your mail looks too much like that SirCam nonsense, please go away"
if $self->transaction->sender->format eq "<>"
and $_ eq "Content-Disposition: Multipart message\n";
$blocked = "No List Builder spam for us, thank you."
if m/^From: List Builder <notifications\@bcentral.com>/;
# FIXME - call plugins to work on just the header here; can
# save us buffering the mail content.
$blocked = q[Don't send W32.Badtrans.B@mm virus to us, please]
if $matches{"aol.com"} and m/^From: .* <_/;
}
if ($in_header) {
#. ..
}
# Might be klez
m/^Content-type:.*(?:audio|application)/i
and $matches{"klez"}=1;
# we've seen the Klez signature, we're probably infected
$blocked = q[Take your Klez virus and stuff it! HAND.]
if $matches{"klez"} and m!^TVqQAAMAAAAEAAAA//8AALgAAAAAAAAAQA!;
$buffer .= $_;
$size += length $_;
}
warn "$$ size is at $size\n" unless ($i % 300);
$self->log(5, "size is at $size\n") unless ($i % 300);
alarm $self->config('timeout');
}
$self->log(6, "max_size: $max_size / size: $size");
$self->transaction->header($header);
$self->transaction->body(\$buffer);
# if we get here without seeing a terminator, the connection is
# probably dead.
$self->respond(451, "Incomplete DATA"), return 1 unless $complete;
$self->respond(550, $blocked),return 1 if $blocked;
$self->respond(552, "Message too big!"),return 1 if $max_size and $size > $max_size;
#
# FIXME - Call plugins to work on the body here
#
$self->respond(550, $self->transaction->blocked),return 1 if ($self->transaction->blocked);
$self->respond(552, "Message too big!"),return 1 if $max_size and $size > $max_size;
return $self->queue($self->transaction);
}
sub queue {
my ($self, $transaction) = @_;
# these bits inspired by Peter Samuels "qmail-queue wrapper"
pipe(MESSAGE_READER, MESSAGE_WRITER) or fault("Could not create message pipe"), exit;
@ -348,13 +370,19 @@ sub data {
close MESSAGE_READER or fault("close msg reader fault"),exit;
close ENVELOPE_READER or fault("close envelope reader fault"), exit;
print MESSAGE_WRITER "Received: from ".$self->connection->remote_info." (HELO ".$self->connection->hello_host . ") [".$self->connection->remote_ip . "]\n";
print MESSAGE_WRITER " by ".$self->config('me')." (qpsmtpd/".$self->version.") with SMTP; ", scalar gmtime, "Z\n";
print MESSAGE_WRITER $buffer;
print MESSAGE_WRITER "Received: from ".$self->connection->remote_info
." (HELO ".$self->connection->hello_host . ") (".$self->connection->remote_ip
. ")\n by ".$self->config('me')." (qpsmtpd/".$self->version
.") with SMTP; ". (strftime('%Y-%m-%d %TZ', gmtime)) . "\n";
print MESSAGE_WRITER "X-smtpd: qpsmtpd/",$self->version,", http://develooper.com/code/qpsmtpd/\n";
$transaction->header->print(\*MESSAGE_WRITER);
print MESSAGE_WRITER ${$transaction->body};
close MESSAGE_WRITER;
my @rcpt = map { "T" . $_->address } $self->transaction->recipients;
my $from = "F".($self->transaction->sender->address|| "" );
my @rcpt = map { "T" . $_->address } $transaction->recipients;
my $from = "F".($transaction->sender->address|| "" );
print ENVELOPE_WRITER "$from\0", join("\0",@rcpt), "\0\0"
or respond(451,"Could not print addresses to queue"),exit;
@ -376,9 +404,7 @@ sub data {
die "should never be here!";
}
}
return 1;
}
1;

View File

@ -11,10 +11,6 @@ sub start {
bless ($self, $class);
}
sub add_header {
my $self = shift;
}
sub add_recipient {
my $self = shift;
@_ and push @{$self->{_recipients}}, shift;
@ -29,15 +25,31 @@ sub sender {
my $self = shift;
@_ and $self->{_sender} = shift;
$self->{_sender};
}
sub add_header_line {
sub header {
my $self = shift;
@_ and $self->{_header} = shift;
$self->{_header};
}
sub add_body_line {
sub body {
my $self = shift;
@_ and $self->{_body} = shift;
$self->{_body};
}
sub blocked {
my $self = shift;
@_ and $self->{_blocked} = shift;
$self->{_blocked};
}
#sub add_header_line {
#}
#sub add_body_line {
#}
1;