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Add Raw.pm

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git-svn-id: https://shorewall.svn.sourceforge.net/svnroot/shorewall/trunk@9505 fbd18981-670d-0410-9b5c-8dc0c1a9a2bb
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teastep 2009-02-22 21:15:05 +00:00
parent 63dab5cd1e
commit 415b9be4d8
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#
# Shorewall-perl 4.2 -- /usr/share/shorewall-perl/Shorewall/Raw.pm
#
# This program is under GPL [http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt]
#
# (c) 2007,2008 - Tom Eastep (teastep@shorewall.net)
#
# Complete documentation is available at http://shorewall.net
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of Version 2 of the GNU General Public License
# as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# This module contains the code that handles the /etc/shorewall/notrack file.
#
package Shorewall::Raw;
require Exporter;
use Shorewall::Config qw(:DEFAULT :internal);
use Shorewall::IPAddrs;
use Shorewall::Zones;
use Shorewall::Chains qw(:DEFAULT :internal);
use strict;
our @ISA = qw(Exporter);
our @EXPORT = qw( setup_notrack );
our @EXPORT_OK = qw( );
our $VERSION = 4.2.7;
#
# Notrack
#
sub process_notrack_rule( $$$$$$ ) {
my ($source, $dest, $proto, $ports, $sports, $user ) = @_;
$proto = '' if $proto eq 'any';
$ports = '' if $ports eq 'any' || $ports eq 'all';
$sports = '' if $sports eq 'any' || $sports eq 'all';
( my $zone, $source) = split /:/, $source, 2;
my $zoneref = find_zone $zone;
my $chainref = ensure_raw_chain( notrack_chain $zone );
my $restriction = $zone eq firewall_zone ? OUTPUT_RESTRICT : PREROUTE_RESTRICT;
fatal_error 'USER/GROUP is not allowed unless the SOURCE zone is $FW' if $user ne '-' && $restriction != OUTPUT_RESTRICT;
require_capability 'RAW_TABLE', 'Notrack rules', '';
my $rule = do_proto( $proto, $ports, $sports ) . do_user ( $user );
expand_rule
$chainref ,
$restriction ,
$rule ,
$source ,
$dest ,
'' ,
'' ,
'-j NOTRACK' ,
'' ,
'NOTRACK' ,
'' ;
progress_message " Notrack rule \"$currentline\" $done";
$globals{UNTRACKED} = 1;
}
sub setup_notrack() {
my $fn = open_file 'notrack';
first_entry "$doing $fn...";
my $nonEmpty = 0;
while ( read_a_line ) {
my ( $source, $dest, $proto, $ports, $sports, $user ) = split_line1 1, 6, 'Notrack File';
if ( $source eq 'COMMENT' ) {
process_comment;
} else {
process_notrack_rule $source, $dest, $proto, $ports, $sports, $user;
}
}
clear_comment;
}
1;