shorewall_code/Shorewall/Actions/action.Multicast
Tom Eastep 1bc90beb01
Update copyrights
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2018-01-07 15:01:46 -08:00

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#
# Shorewall -- /usr/share/shorewall/action.Multicast
#
# This program is under GPL [http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt]
#
# (c) 2011-2017 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.
#
# Multicast[([<action>|-[,{audit|-}])]
#
# Default action is DROP
#
###############################################################################
DEFAULTS DROP,-
?if __ADDRTYPE
@1 - - - ;; -m addrtype --dst-type MULTICAST
?else
?begin perl;
use strict;
use Shorewall::IPAddrs;
use Shorewall::Config;
use Shorewall::Chains;
my ( $action, $audit ) = get_action_params( 2 );
my $chainref = get_action_chain;
my ( $level, $tag ) = get_action_logging;
fatal_error "Invalid parameter to action Multicast" if supplied $audit && $audit ne 'audit';
my $target = require_audit ( $action , $audit );
my $dest = ( $family == F_IPV4 ) ? join( ' ', '-d', IPv4_MULTICAST . ' ' ) : join( ' ', '-d', IPv6_MULTICAST . ' ' );
log_rule_limit( $level, $chainref, 'Multicast' , $action, '', $tag, 'add', $dest ) if $level ne '';
add_jump $chainref, $target, 0, $dest;
1;
?end perl;
?endif