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Configure /proc during 'enable' processing.

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Signed-off-by: Tom Eastep <teastep@shorewall.net>
This commit is contained in:
Tom Eastep 2011-08-27 09:21:02 -07:00
parent cedf203c21
commit 5d21b55ecc
3 changed files with 66 additions and 2 deletions
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43
Shorewall/Perl/Shorewall/Proc.pm
View File

@ -40,7 +40,7 @@ our @EXPORT = qw(
setup_source_routing
setup_forwarding
);
our @EXPORT_OK = qw( );
our @EXPORT_OK = qw( setup_interface_proc );
our $VERSION = 'MODULEVERSION';
#
@ -277,4 +277,45 @@ sub setup_forwarding( $$ ) {
}
}
sub setup_interface_proc( $ ) {
my $interface = shift;
my $physical = get_physical $interface;
my $value;
my @emitted;
if ( interface_has_option( $interface, 'arp_filter' , $value ) ) {
push @emitted, "echo $value > /proc/sys/net/ipv4/conf/$physical/arp_filter";
}
if ( interface_has_option( $interface, 'arp_ignore' , $value ) ) {
push @emitted, "echo $value > /proc/sys/net/ipv4/conf/$physical/arp_ignore";
}
if ( interface_has_option( $interface, 'routefilter' , $value ) ) {
push @emitted, "echo $value > /proc/sys/net/ipv4/conf/$physical/rp_filter";
}
if ( interface_has_option( $interface, 'logmartians' , $value ) ) {
push @emitted, "echo $value > /proc/sys/net/ipv4/conf/$physical/log_martians";
}
if ( interface_has_option( $interface, 'sourceroute' , $value ) ) {
push @emitted, "echo $value > /proc/sys/net/ipv4/conf/$physical/accept_source_route";
}
if ( interface_has_option( $interface, 'sourceroute' , $value ) ) {
push @emitted, "echo $value > /proc/sys/net/ipv4/conf/$physical/accept_source_route";
}
if ( @emitted ) {
emit( '',
'if [ $COMMAND = enable ]; then' );
push_indent;
emit "$_" for @emitted;
pop_indent;
emit "fi\n";
}
}
1;

8
Shorewall/Perl/Shorewall/Providers.pm
View File

@ -29,6 +29,7 @@ use Shorewall::Config qw(:DEFAULT :internal);
use Shorewall::IPAddrs;
use Shorewall::Zones;
use Shorewall::Chains qw(:DEFAULT :internal);
use Shorewall::Proc qw( setup_interface_proc );
use strict;
@ -143,6 +144,8 @@ sub copy_table( $$$ ) {
#
my $filter = $family == F_IPV6 ? q(sed 's/ via :: / /' | ) : '';
emit '';
if ( $realm ) {
emit ( "\$IP -$family -o route show table $duplicate | sed -r 's/ realm [[:alnum:]_]+//' | while read net route; do" )
} else {
@ -174,6 +177,8 @@ sub copy_and_edit_table( $$$$ ) {
# Shell and iptables use a different wildcard character
#
$copy =~ s/\+/*/;
emit '';
if ( $realm ) {
emit ( "\$IP -$family -o route show table $duplicate | sed -r 's/ realm [[:alnum:]]+//' | while read net route; do" )
@ -441,7 +446,6 @@ sub add_a_provider( $ ) {
} else {
start_provider( $table, $number, "if interface_is_usable $physical; then" );
}
$provider_interfaces{$interface} = $table;
if ( $gatewaycase eq 'none' ) {
@ -453,6 +457,8 @@ sub add_a_provider( $ ) {
}
}
setup_interface_proc( $interface );
if ( $mark ne '-' ) {
my $mask = have_capability 'FWMARK_RT_MASK' ? '/' . in_hex $globals{PROVIDER_MASK} : '';

17
Shorewall/Perl/Shorewall/Zones.pm
View File

@ -73,6 +73,7 @@ our @EXPORT = qw( NOTHING
find_interfaces_by_option
find_interfaces_by_option1
get_interface_option
interface_has_option
set_interface_option
interface_zones
verify_required_interfaces
@ -1409,6 +1410,22 @@ sub get_interface_option( $$ ) {
}
#
# Return the value of an option for an interface
#
sub interface_has_option( $$\$ ) {
my ( $interface, $option, $value ) = @_;
my $ref = $interfaces{$interface};
$ref = known_interface( $interface ) unless $ref;
if ( exists $ref->{options}{$option} ) {
$$value = $ref->{options}{$option};
1;
}
}
#
# Set an option for an interface
#