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Use the 'Iface Match' capability for loopback traffic.

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Signed-off-by: Tom Eastep <teastep@shorewall.net>
This commit is contained in:
Tom Eastep 2015-01-04 09:46:39 -08:00
parent 3ed5ced581
commit 60d5a177a3
1 changed files with 39 additions and 8 deletions
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47
Shorewall/Perl/Shorewall/Misc.pm
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@ -1463,17 +1463,31 @@ sub handle_loopback_traffic() {
# We have a vserver zone -- route output through a separate chain
#
$outchainref = new_standard_chain 'loopback';
add_ijump $filter_table->{OUTPUT}, j => $outchainref, o => loopback_interface;
if ( have_capability 'IFACE_MATCH' ) {
add_ijump $filter_table->{OUTPUT}, j => $outchainref, iface => '--dev-out --loopback';
} else {
add_ijump $filter_table->{OUTPUT}, j => $outchainref, o => loopback_interface;
}
} else {
#
# Only the firewall -- just use the OUTPUT chain
#
if ( $unmanaged = $loref && $loref->{options}{unmanaged} ) {
add_ijump( $filter_table->{INPUT}, j => 'ACCEPT', i => loopback_interface );
add_ijump( $filter_table->{OUTPUT}, j => 'ACCEPT', o => loopback_interface );
if ( have_capability 'IFACE_MATCH' ) {
add_ijump( $filter_table->{INPUT}, j => 'ACCEPT', iface => '--dev-in --loopback' );
add_ijump( $filter_table->{OUTPUT}, j => 'ACCEPT', iface => '--dev-out --loopback' );
} else {
add_ijump( $filter_table->{INPUT}, j => 'ACCEPT', i => loopback_interface );
add_ijump( $filter_table->{OUTPUT}, j => 'ACCEPT', o => loopback_interface );
}
} else {
$outchainref = $filter_table->{OUTPUT};
@rule = ( o => loopback_interface);
if ( have_capability 'IFACE_MATCH' ) {
@rule = ( iface => '--dev-out --loopback' );
} else {
@rule = ( o => loopback_interface );
}
}
}
@ -1582,7 +1596,13 @@ sub add_interface_jumps {
my $outputref = $filter_table->{output_chain $interface};
my $interfaceref = find_interface($interface);
add_ijump $filter_table->{INPUT} , j => 'ACCEPT', i => loopback_interface if $interfaceref->{physical} eq '+' && ! $lo_jump_added++;
if ( $interfaceref->{physical} eq '+' && ! $lo_jump_added++ ) {
if ( have_capability 'IFACE_MATCH' ) {
add_ijump $filter_table->{INPUT} , j => 'ACCEPT', iface => '--dev-in --loopback';
} else {
add_ijump $filter_table->{INPUT} , j => 'ACCEPT', i => loopback_interface;
}
}
if ( $interfaceref->{options}{port} ) {
my $bridge = $interfaceref->{bridge};
@ -1621,7 +1641,13 @@ sub add_interface_jumps {
}
}
add_ijump $filter_table->{INPUT} , j => 'ACCEPT', i => loopback_interface unless $lo_jump_added++;
unless ( $lo_jump_added++ ) {
if ( have_capability 'IFACE_MATCH' ) {
add_ijump $filter_table->{INPUT} , j => 'ACCEPT', iface => '--dev-in --loopback';
} else {
add_ijump $filter_table->{INPUT} , j => 'ACCEPT', i => loopback_interface;
}
}
handle_loopback_traffic;
}
@ -2551,8 +2577,13 @@ EOF
process_routestopped unless process_stoppedrules;
add_ijump $input, j => 'ACCEPT', i => loopback_interface;
add_ijump $output, j => 'ACCEPT', o => loopback_interface unless $config{ADMINISABSENTMINDED};
if ( have_capability 'IFACE_MATCH' ) {
add_ijump $input, j => 'ACCEPT', iface => '--dev-in --loopback';
add_ijump $output, j => 'ACCEPT', iface => '--dev-out --loopback' unless $config{ADMINISABSENTMINDED};
} else {
add_ijump $input, j => 'ACCEPT', i => loopback_interface;
add_ijump $output, j => 'ACCEPT', o => loopback_interface unless $config{ADMINISABSENTMINDED};
}
my $interfaces = find_interfaces_by_option 'dhcp';