}
sub ruleset_chain_add_ndp {
- my ($ruleset, $chain, $ipversion, $options) = @_;
+ my ($ruleset, $chain, $ipversion, $options, $direction) = @_;
return if $ipversion != 6 || (defined($options->{ndp}) && !$options->{ndp});
ruleset_addrule($ruleset, $chain, "-p icmpv6 --icmpv6-type router-solicitation -j ACCEPT");
- ruleset_addrule($ruleset, $chain, "-p icmpv6 --icmpv6-type router-advertisement -j ACCEPT");
+ if ($direction ne 'OUT' || $options->{radv}) {
+ ruleset_addrule($ruleset, $chain, "-p icmpv6 --icmpv6-type router-advertisement -j ACCEPT");
+ }
ruleset_addrule($ruleset, $chain, "-p icmpv6 --icmpv6-type neighbor-solicitation -j ACCEPT");
ruleset_addrule($ruleset, $chain, "-p icmpv6 --icmpv6-type neighbor-advertisement -j ACCEPT");
}
}
}
- ruleset_chain_add_ndp($ruleset, $chain, $ipversion, $options);
+ ruleset_chain_add_ndp($ruleset, $chain, $ipversion, $options, $direction);
if ($direction eq 'OUT') {
if (defined($macaddr) && !(defined($options->{macfilter}) && $options->{macfilter} == 0)) {
ruleset_addrule($ruleset, $chain, "-m mac ! --mac-source $macaddr -j DROP");
}
+ if ($ipversion == 6 && !$options->{radv}) {
+ ruleset_addrule($ruleset, $chain, '-p icmpv6 --icmpv6-type router-advertisement -j DROP');
+ }
if ($ipfilter_ipset) {
ruleset_addrule($ruleset, $chain, "-m set ! --match-set $ipfilter_ipset src -j DROP");
}
my $loglevels = "emerg|alert|crit|err|warning|notice|info|debug|nolog";
- if ($line =~ m/^(enable|dhcp|ndp|macfilter|ips):\s*(0|1)\s*$/i) {
+ if ($line =~ m/^(enable|dhcp|ndp|radv|macfilter|ips):\s*(0|1)\s*$/i) {
$opt = lc($1);
$value = int($2);
} elsif ($line =~ m/^(log_level_in|log_level_out):\s*(($loglevels)\s*)?$/i) {