541 lines
18 KiB
Perl
541 lines
18 KiB
Perl
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#!/usr/bin/perl
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use strict;
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use warnings;
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use Cwd;
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use Data::Dumper;
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use DBIx::Simple;
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use File::stat;
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use Time::TAI64 qw/ tai2unix /;
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$Data::Dumper::Sortkeys = 1;
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my $dsn = 'DBI:mysql:database=qpsmtpd;host=db;port=3306';
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my $user = 'qplog';
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my $pass = 't0ps3cret';
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my $logdir = get_log_dir();
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my @logfiles = get_logfiles($logdir);
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my (%plugins, %os, %message_ids);
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my $has_cleanup;
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my $db = get_db();
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foreach my $file ( @logfiles ) {
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my ($fid, $offset) = check_logfile($file);
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$fid or next;
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parse_logfile( $file, $fid, $offset );
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};
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exit;
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sub trim_message {
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my $mess = shift;
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return '' if $mess eq 'skip, naughty';
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return '' if $mess eq 'skip, relay client';
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return '' if $mess eq 'skip, no match';
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return '' if $mess eq 'skip: unsigned';
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return '' if $mess eq 'skip, not a null sender';
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return '' if $mess eq 'pass';
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return '' if $mess eq 'pass, no record';
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return '' if $mess eq 'pass, Deliverable through vpopmail';
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return '' if $mess eq 'pass, clean';
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return '' if $mess =~ /^fail. NAUGHTY/;
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return '' if $mess =~ /^PTR:\s/;
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return '' if $mess eq 'TLS setup returning';
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return $mess;
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};
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sub get_os_id {
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my $p0f_string = shift or return;
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$p0f_string =~ s/\s+$//;
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$p0f_string =~ s/^\s+//;
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return if ! $p0f_string;
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return if $p0f_string =~ /no match/;
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return if $p0f_string =~ /^skip/;
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return if $p0f_string =~ /^\d/;
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return if $p0f_string =~ /^\(/;
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return if $p0f_string !~ /\w/;
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return if $p0f_string =~ /no longer in the cache/;
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if ( ! scalar keys %os ) {
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my $ref = exec_query( 'SELECT * FROM os' );
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foreach my $o ( @$ref ) {
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$os{ $o->{name} } = $o->{id};
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};
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};
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if ( ! defined $os{$p0f_string} ) {
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warn "missing OS for $p0f_string\n";
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};
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return $os{$p0f_string};
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};
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sub get_plugin_id {
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my $plugin = shift;
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if ( ! scalar keys %plugins ) {
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my $ref = exec_query( 'SELECT * FROM plugin' );
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foreach my $p ( @$ref ) {
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$plugins{ $p->{name} } = $p->{id};
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$plugins{ $p->{id} } = $p->{name};
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};
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$ref = exec_query( 'SELECT * FROM plugin_aliases' );
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foreach my $pa ( @$ref ) {
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$plugins{ $pa->{name} } = $pa->{plugin_id};
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};
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};
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if ( ! defined $plugins{$plugin} ) {
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#warn Dumper(\%plugins);
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die "missing DB plugin $plugin\n";
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};
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return $plugins{$plugin};
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};
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sub get_msg_id {
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my ( $fid, $pid ) = @_;
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return $message_ids{ "$fid-$pid" } if $message_ids{ "$fid-$pid" };
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#print "searching for message $pid...";
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my $msgs = exec_query(
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'SELECT * FROM message WHERE file_id=? AND qp_pid=?',
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[ $fid, $pid ]
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);
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#print scalar @$msgs ? "y\n" : "n\n";
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if ( $msgs->[0]{id} ) {
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$message_ids{ "$fid-$pid" } = $msgs->[0]{id};
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};
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return $msgs->[0]{id};
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};
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sub create_message {
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my ( $fid, $ts, $pid, $message ) = @_;
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my ($host, $ip) = split /\s/, $message;
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$ip = substr $ip, 1, -1; # remote brackets
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#print "new from $ip\n";
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my $id = exec_query(
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"INSERT INTO message SET file_id=?, connect_start=FROM_UNIXTIME(?), qp_pid=?, ip=INET_ATON(?)",
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[ $fid, $ts, $pid, $ip ]
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);
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if ( $host && $host ne 'Unknown' ) {
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exec_query( "UPDATE message SET hostname=? WHERE id=?", [ $host, $id ] );
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};
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};
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sub insert_plugin {
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my ( $msg_id, $plugin, $message ) = @_;
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my $plugin_id = get_plugin_id( $plugin );
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if ( $plugin eq 'ident::geoip' ) {
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my ($gip, $distance) = $message =~ /(.*?),\s+([\d]+)\skm/;
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if ( $distance ) {
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exec_query( 'UPDATE message SET distance=? WHERE id=?', [ $distance, $msg_id ] );
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$message = $gip;
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}
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}
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elsif ( $plugin =~ /^ident::p0f/ ) {
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my $os_id = get_os_id( $message );
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if ( $os_id ) {
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exec_query( 'UPDATE message SET os_id=? WHERE id=?', [ $os_id, $msg_id ] );
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$message = 'pass';
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}
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}
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elsif ( $plugin eq 'connection_time' ) {
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my ($seconds) = $message =~ /\s*([\d\.]+)\s/;
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if ( $seconds ) {
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exec_query( 'UPDATE message SET time=? WHERE id=?', [ $seconds, $msg_id ] );
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$message = 'pass';
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}
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}
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my $result = get_score( $message );
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if ( $result ) {
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$message = trim_message($message);
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};
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exec_query( 'INSERT INTO message_plugin SET msg_id=?, plugin_id=?, result=?, string=?',
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[ $msg_id, $plugin_id, $result, $message ]
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);
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};
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sub parse_logfile {
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my $file = shift;
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my $fid = shift;
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my $offset = shift || 0;
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my $path = "$logdir/$file";
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print "parsing file $file (id: $fid) from offset $offset\n";
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open my $F, '<', $path or die "could not open $path: $!";
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seek( $F, $offset, 0 ) if $offset;
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while ( defined (my $line = <$F> ) ) {
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chomp $line;
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next if ! $line;
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my ( $type, $pid, $hook, $plugin, $message ) = parse_line( $line );
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next if ! $type;
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next if $type eq 'info';
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next if $type eq 'unknown';
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next if $type eq 'response';
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next if $type eq 'init'; # doesn't occur in all deployment models
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next if $type eq 'cleanup';
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next if $type eq 'error';
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my $ts = tai2unix( (split /\s/, $line)[0] ); # print "ts: $ts\n";
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my $msg_id = get_msg_id( $fid, $pid ) or do {
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create_message( $fid, $ts, $pid, $message ) if $type eq 'connect';
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next;
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};
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if ( $type eq 'plugin' ) {
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next if $plugin eq 'naughty'; # housekeeping only
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insert_plugin( $msg_id, $plugin, $message );
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}
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elsif ( $type eq 'queue' ) {
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exec_query('UPDATE message SET result=? WHERE id=?', [ 3, $msg_id ] );
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}
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elsif ( $type eq 'reject' ) {
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exec_query('UPDATE message SET result=? WHERE id=?', [ -3, $msg_id ] );
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}
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elsif ( $type eq 'close' ) {
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if ( $message eq 'Connection Timed Out' ) {
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exec_query('UPDATE message SET result=? WHERE id=?', [ -1, $msg_id ] );
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};
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}
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elsif ( $type eq 'connect' ) { }
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elsif ( $type eq 'dispatch' ) {
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if ( substr($message, 0, 21) eq 'dispatching MAIL FROM' ) {
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my ($from) = $message =~ /<(.*?)>/;
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exec_query('UPDATE message SET mail_from=? WHERE id=?', [ $from, $msg_id ] );
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}
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elsif ( substr($message, 0, 19) eq 'dispatching RCPT TO' ) {
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my ($to) = $message =~ /<(.*?)>/;
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exec_query('UPDATE message SET rcpt_to=? WHERE id=? AND rcpt_to IS NULL', [ $to, $msg_id ] );
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}
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elsif ( $message =~ m/dispatching (EHLO|HELO) (.*)/ ) {
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exec_query('UPDATE message SET helo=? WHERE id=?', [ $2, $msg_id ] );
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}
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elsif ( $message eq 'dispatching DATA' ) { }
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elsif ( $message eq 'dispatching QUIT' ) { }
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elsif ( $message eq 'dispatching STARTTLS' ) { }
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elsif ( $message eq 'dispatching RSET' ) { }
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else {
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# anything here is likely an unrecognized command
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#print "$message\n";
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};
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}
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else {
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print "$type $pid $hook $plugin $message\n";
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};
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};
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close $F;
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};
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sub check_logfile {
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my $file = shift;
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my $path = "$logdir/$file";
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die "missing file $logdir/$file" if ! -f "$logdir/$file";
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my $inode = stat($path)->ino or die "unable to get inode for $path\n";
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my $size = stat($path)->size or die "unable to get size for $path\n";
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my $exists;
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# check if this tai file is in the DB as 'current'
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if ( $file =~ /^\@/ ) {
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$exists = exec_query(
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'SELECT * FROM log WHERE inode=? AND name=?',
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[ $inode, 'current' ]
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);
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if ( @$exists ) {
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print "Updating current -> $file\n";
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exec_query(
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'UPDATE log SET name=? WHERE inode=? AND name=?',
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[ $file, $inode, 'current' ]
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);
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return ( $exists->[0]{id}, $exists->[0]{size} ); # continue parsing
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};
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};
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if ( $file eq 'current' ) {
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$exists = exec_query(
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'SELECT * FROM log WHERE inode=? AND name=?',
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[ $inode, $file ]
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);
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if ( @$exists ) {
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$exists = exec_query(
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'UPDATE log SET size=? WHERE inode=? AND name=?',
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[ $size, $inode, 'current' ]
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);
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return ( $exists->[0]{id}, $exists->[0]{size} ); # continue parsing
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};
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};
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$exists = exec_query(
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'SELECT * FROM log WHERE name=? AND size=?',
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[ $file, $size ]
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);
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return if @$exists; # log file hasn't changed, ignore it
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#print Dumper($exists);
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# file is a new one we haven't seen, add to DB and parse
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my $id = exec_query(
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'INSERT INTO log SET inode=?, size=?, name=?, created=FROM_UNIXTIME(?)',
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[ $inode, $size, $file, stat($path)->ctime ]
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);
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print "new file id: $id\n";
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return ( $id );
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};
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sub get_log_dir {
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if ( -d "log/main" ) {
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my $wd = Cwd::cwd();
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return "$wd/log/main";
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};
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foreach my $user ( qw/ qpsmtpd smtpd / ) {
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my ($homedir) = (getpwnam( $user ))[7] or next;
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if ( -d "$homedir/log" ) {
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return "$homedir/log/main";
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};
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if ( -d "$homedir/smtpd/log" ) {
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return "$homedir/smtpd/log/main";
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};
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};
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};
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sub get_logfiles {
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my $dir = shift;
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opendir my $D, $dir or die "unable to open log dir $dir\n";
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my @files;
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while ( defined( my $f = readdir($D) ) ) {
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next if ! -f "$dir/$f"; # ignore anything that's not a file
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if ( $f =~ /^\@.*s$/ ) {
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push @files, $f;
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};
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}
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push @files, "current"; # always have this one last
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closedir $D;
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return @files;
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};
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sub parse_line {
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my $line = shift;
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my ($tai, $pid, $message) = split /\s+/, $line, 3;
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return if ! $message; # garbage in the log file
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# lines seen many times per connection
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return parse_line_plugin( $line ) if substr($message, 0, 1) eq '(';
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return ( 'dispatch', $pid, undef, undef, $message ) if substr($message, 0, 12) eq 'dispatching ';
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return ( 'queue', $pid, undef, undef, $message ) if substr($message, 0, 11) eq '250 Queued!';
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return ( 'response', $pid, undef, undef, $message ) if $message =~ /^[2|3]\d\d/;
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# lines seen about once per connection
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return ( 'init', $pid, undef, undef, $message ) if substr($message, 0, 19) eq 'Accepted connection';
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return ( 'connect', $pid, undef, undef, substr( $message, 16) ) if substr($message, 0, 15) eq 'Connection from';
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return ( 'connect', $pid, undef, undef, substr( $message, 16) ) if substr($message, 0, 8) eq 'connect ';
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return ( 'close', $pid, undef, undef, $message ) if substr($message, 0, 6) eq 'close ';
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return ( 'close', $pid, undef, undef, $message ) if $message eq 'Connection Timed Out';
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||
|
|
return ( 'close', $pid, undef, undef, $message ) if substr($message, 0, 20) eq 'click, disconnecting';
|
||
|
|
return parse_line_cleanup( $line ) if substr($message, 0, 11) eq 'cleaning up';
|
||
|
|
|
||
|
|
# lines seen less than once per connection
|
||
|
|
return ( 'info', $pid, undef, undef, $message ) if $message eq 'spooling message to disk';
|
||
|
|
return ( 'reject', $pid, undef, undef, $message ) if $message =~ /^[4|5]\d\d/;
|
||
|
|
return ( 'reject', $pid, undef, undef, $message ) if substr($message, 0, 14) eq 'deny mail from';
|
||
|
|
return ( 'reject', $pid, undef, undef, $message ) if substr($message, 0, 18) eq 'denysoft mail from';
|
||
|
|
return ( 'info', $pid, undef, undef, $message ) if substr($message, 0, 15) eq 'Lost connection';
|
||
|
|
return ( 'info', $pid, undef, undef, $message ) if $message eq 'auth success cleared naughty';
|
||
|
|
return ( 'info', $pid, undef, undef, $message ) if substr($message, 0, 15) eq 'Running as user';
|
||
|
|
return ( 'info', $pid, undef, undef, $message ) if substr($message, 0, 16) eq 'Loaded Qpsmtpd::';
|
||
|
|
return ( 'info', $pid, undef, undef, $message ) if substr($message, 0, 24) eq 'Permissions on spool_dir';
|
||
|
|
return ( 'info', $pid, undef, undef, $message ) if substr($message, 0, 13) eq 'Listening on ';
|
||
|
|
return ( 'info', $pid, undef, undef, $message ) if substr($message, 0, 18) eq 'size_threshold set';
|
||
|
|
return ( 'info', $pid, undef, undef, $message ) if substr($message, 0, 12) eq 'tls: ciphers';
|
||
|
|
return ( 'error', $pid, undef, undef, $message ) if substr($message, 0, 22) eq 'of uninitialized value';
|
||
|
|
return ( 'error', $pid, undef, undef, $message ) if substr($message, 0, 8) eq 'symbol "';
|
||
|
|
return ( 'error', $pid, undef, undef, $message ) if substr($message, 0, 9) eq 'error at ';
|
||
|
|
return ( 'error', $pid, undef, undef, $message ) if substr($message, 0, 15) eq 'Could not print';
|
||
|
|
|
||
|
|
print "UNKNOWN LINE: $line\n";
|
||
|
|
return ( 'unknown', $pid, undef, undef, $message );
|
||
|
|
};
|
||
|
|
|
||
|
|
sub parse_line_plugin {
|
||
|
|
my ($line) = @_;
|
||
|
|
|
||
|
|
# @tai 13486 (connect) ident::p0f: Windows (XP/2000 (RFC1323+, w, tstamp-))
|
||
|
|
# @tai 13681 (connect) dnsbl: fail, NAUGHTY
|
||
|
|
# @tai 15787 (connect) karma: pass, no penalty (0 naughty, 3 nice, 3 connects)
|
||
|
|
# @tai 27500 (queue) queue::qmail_2dqueue: (for 27481) Queuing to /var/qmail/bin/qmail-queue
|
||
|
|
my ($tai, $pid, $hook, $plugin, $message ) = split /\s/, $line, 5;
|
||
|
|
$plugin =~ s/:$//;
|
||
|
|
|
||
|
|
return parse_line_plugin_p0f( $line ) if $plugin =~ /^ident::p0f/;
|
||
|
|
return parse_line_plugin_dspam( $line ) if $plugin =~ /^dspam/;
|
||
|
|
return parse_line_plugin_spamassassin( $line ) if $plugin =~ /^spamassassin/;
|
||
|
|
|
||
|
|
if ( $plugin eq 'sender_permitted_from' ) {
|
||
|
|
$message = 'pass' if $message =~ /^pass/;
|
||
|
|
$message = 'fail' if $message =~ /^fail/;
|
||
|
|
$message = 'skip' if $message =~ /^none/;
|
||
|
|
}
|
||
|
|
elsif ( $plugin eq 'queue::qmail_2dqueue' ) {
|
||
|
|
($pid) = $message =~ /\(for ([\d]+)\)/;
|
||
|
|
$message = 'pass' if $message =~ /Queuing/;
|
||
|
|
}
|
||
|
|
elsif ( $plugin =~ /(?:early|karma|helo|rcpt_ok)/ ) {
|
||
|
|
$message = 'pass' if $message =~ /^pass/;
|
||
|
|
}
|
||
|
|
elsif ( $plugin =~ /resolvable_fromhost/ ) {
|
||
|
|
$message = 'pass' if $message =~ /^pass/;
|
||
|
|
};
|
||
|
|
|
||
|
|
return ( 'plugin', $pid, $hook, $plugin, $message );
|
||
|
|
};
|
||
|
|
|
||
|
|
sub parse_line_plugin_dspam {
|
||
|
|
my $line = shift;
|
||
|
|
|
||
|
|
my ($tai, $pid, $hook, $plugin, $message ) = split /\s/, $line, 5;
|
||
|
|
$plugin =~ s/:$//;
|
||
|
|
|
||
|
|
if ( $message =~ /Innocent, (\d\.\d\d c)/ ) {
|
||
|
|
$message = "pass, $1";
|
||
|
|
};
|
||
|
|
if ( $message =~ /Spam, (\d\.\d\d c)/ ) {
|
||
|
|
$message = "fail, $1";
|
||
|
|
};
|
||
|
|
|
||
|
|
return ( 'plugin', $pid, $hook, $plugin, $message );
|
||
|
|
};
|
||
|
|
|
||
|
|
sub parse_line_plugin_spamassassin {
|
||
|
|
my $line = shift;
|
||
|
|
|
||
|
|
my ($tai, $pid, $hook, $plugin, $message ) = split /\s/, $line, 5;
|
||
|
|
$plugin =~ s/:$//;
|
||
|
|
|
||
|
|
if ( $message =~ /pass, Ham, ([\d\-\.]+)\s/ ) {
|
||
|
|
$message = "pass, $1";
|
||
|
|
};
|
||
|
|
if ( $message =~ /^fail, Spam,\s([\d\.]+)\s< 100/ ) {
|
||
|
|
$message = "fail, $1";
|
||
|
|
};
|
||
|
|
|
||
|
|
return ( 'plugin', $pid, $hook, $plugin, $message );
|
||
|
|
};
|
||
|
|
|
||
|
|
sub parse_line_plugin_p0f {
|
||
|
|
my $line = shift;
|
||
|
|
|
||
|
|
my ($tai, $pid, $hook, $plugin, $message ) = split /\s/, $line, 5;
|
||
|
|
$plugin =~ s/:$//;
|
||
|
|
|
||
|
|
if ( substr( $message, -5, 5) eq 'hops)' ) {
|
||
|
|
($message) = split( /\s\(/, $message );
|
||
|
|
};
|
||
|
|
|
||
|
|
$message = 'iOS' if $message =~ /^iOS/;
|
||
|
|
$message = 'Solaris' if $message =~ /^Solaris/;
|
||
|
|
$message = 'Mac OS X' if $message =~ /^Mac OS X/;
|
||
|
|
$message = 'FreeBSD' if $message =~ /^FreeBSD/;
|
||
|
|
$message = 'Linux' if $message =~ /^Linux/;
|
||
|
|
$message = 'OpenBSD' if $message =~ /^OpenBSD/;
|
||
|
|
$message = 'Windows NT' if $message =~ /^Windows \(?NT/;
|
||
|
|
$message = 'Windows 95' if $message =~ /^Windows \(?95/;
|
||
|
|
$message = 'Windows 98' if $message =~ /^Windows \(?98/;
|
||
|
|
$message = 'Windows XP' if $message =~ /^Windows \(?XP/;
|
||
|
|
$message = 'Windows 2000' if $message =~ /^Windows \(?2000/;
|
||
|
|
$message = 'Windows 2003' if $message =~ /^Windows \(?2003/;
|
||
|
|
$message = 'Windows 7 or 8' if $message =~ /^Windows 7/;
|
||
|
|
$message = 'Windows 7 or 8' if $message =~ /^Windows 8/;
|
||
|
|
$message = 'Google' if $message =~ /^Google/;
|
||
|
|
$message = 'HP-UX' if $message =~ /^HP\-UX/;
|
||
|
|
$message = 'NetCache' if $message =~ /^NetCache/i;
|
||
|
|
$message = 'Cisco' if $message =~ /^Cisco/i;
|
||
|
|
$message = 'Netware' if $message =~ /Netware/i;
|
||
|
|
|
||
|
|
return ( 'plugin', $pid, $hook, $plugin, $message );
|
||
|
|
};
|
||
|
|
|
||
|
|
sub parse_line_cleanup {
|
||
|
|
my ($line) = @_;
|
||
|
|
# @tai 85931 cleaning up after 3210
|
||
|
|
my $pid = (split /\s+/, $line)[-1];
|
||
|
|
$has_cleanup++;
|
||
|
|
return ( 'cleanup', $pid, undef, undef, $line );
|
||
|
|
};
|
||
|
|
|
||
|
|
sub get_score {
|
||
|
|
my $mess = shift;
|
||
|
|
return 3 if $mess eq 'TLS setup returning';
|
||
|
|
return 3 if $mess =~ /^pass/;
|
||
|
|
return -3 if $mess =~ /^fail/;
|
||
|
|
return -2 if $mess =~ /^negative/;
|
||
|
|
return 2 if $mess =~ /^positive/;
|
||
|
|
return 1 if $mess =~ /^skip/;
|
||
|
|
return 0;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
sub get_db {
|
||
|
|
|
||
|
|
my $db = DBIx::Simple->connect( $dsn, $user, $pass )
|
||
|
|
or die DBIx::Simple->error;
|
||
|
|
|
||
|
|
return $db;
|
||
|
|
};
|
||
|
|
|
||
|
|
sub exec_query {
|
||
|
|
my $query = shift;
|
||
|
|
my $params = shift;
|
||
|
|
die "invalid arguments to exec_query!" if @_;
|
||
|
|
my @params;
|
||
|
|
if ( defined $params ) {
|
||
|
|
@params = ref $params eq 'ARRAY' ? @$params : $params;
|
||
|
|
};
|
||
|
|
|
||
|
|
my $err = "query failed: $query\n";
|
||
|
|
if ( scalar @params ) {
|
||
|
|
$err .= join(',', @params);
|
||
|
|
};
|
||
|
|
|
||
|
|
if ( $query =~ /INSERT INTO/ ) {
|
||
|
|
my ( $table ) = $query =~ /INSERT INTO (\w+)\s/;
|
||
|
|
$db->query( $query, @params );
|
||
|
|
die "$db->error\n$err" if $db->error ne 'DBI error: ';
|
||
|
|
my $id = $db->last_insert_id(undef,undef,$table,undef) or die $err;
|
||
|
|
return $id;
|
||
|
|
}
|
||
|
|
elsif ( $query =~ /DELETE/ ) {
|
||
|
|
$db->query( $query, @params )->hashes or die $err;
|
||
|
|
return $db->query("SELECT ROW_COUNT()")->list;
|
||
|
|
};
|
||
|
|
|
||
|
|
my $r = $db->query( $query, @params )->hashes or die $err;
|
||
|
|
return $r;
|
||
|
|
};
|
||
|
|
|