mirror of
https://gitlab.com/shorewall/code.git
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Use add_ijump for all jump 'irules'.
Signed-off-by: Tom Eastep <teastep@shorewall.net>
This commit is contained in:
Tom Eastep
parent
12b5aa687b
commit
ca655a6f52
@ -1037,7 +1037,7 @@ sub push_matches {
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$dont_optimize;
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}
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sub add_irule( $$$;@ ) {
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sub push_irule( $$$;@ ) {
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my ( $chainref, $jump, $target, @matches ) = @_;
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( $target, my $targetopts ) = split ' ', $target, 2;
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@ -1071,6 +1071,13 @@ sub add_irule( $$$;@ ) {
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$ruleref;
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}
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sub add_irule( $;@ ) {
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my ( $chainref, @matches ) = @_;
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push_irule( $chainref, '' => '', @matches );
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}
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#
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# Make the first chain a referent of the second
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#
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@ -1774,13 +1781,18 @@ sub add_ijump( $$$;@ ) {
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$toref = ensure_chain( $fromref->{table} , $to ) unless $builtin_target{$to} || $to =~ / --/; #If the target has options, it must be a builtin.
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}
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$jump = 'j' unless $toref && have_capability 'GOTO_TARGET';
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#
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# If the destination is a chain, mark it referenced
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#
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$toref->{referenced} = 1, add_reference $fromref, $toref if $toref;
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if ( $toref ) {
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$toref->{referenced} = 1;
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add_reference $fromref, $toref;
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$jump = 'j' unless have_capability 'GOTO_TARGET';
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} else {
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$jump = 'j';
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}
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add_irule ($fromref, $jump => $to, @matches );
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push_irule ($fromref, $jump => $to, @matches );
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}
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sub insert_ijump( $$$$;@ ) {
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@ -2052,7 +2064,7 @@ sub ensure_audit_chain( $;$$ ) {
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$tgt ||= $action;
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add_irule $ref, j => 'AUDIT --type ' . lc $action;
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add_ijump $ref, j => 'AUDIT --type ' . lc $action;
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if ( $tgt eq 'REJECT' ) {
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add_ijump $ref , g => 'reject';
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@ -2221,7 +2233,7 @@ sub optimize_chain( $ ) {
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pop @$rules, $count++ while @$rules && $rules->[-1]->{target} eq 'ACCEPT';
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if ( @${rules} ) {
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add_irule $chainref, j => 'ACCEPT';
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add_ijump $chainref, j => 'ACCEPT';
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my $type = $chainref->{builtin} ? 'builtin' : 'policy';
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progress_message " $count ACCEPT rules deleted from $type chain $chainref->{name}" if $count;
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} elsif ( $chainref->{builtin} ) {
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@ -2298,7 +2310,7 @@ sub replace_references( $$$ ) {
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my $rule = 0;
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for ( @{$fromref->{rules}} ) {
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$rule++;
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if ( $_->{target} eq $name ) {
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if ( ( $_->{target} || '' ) eq $name ) {
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$_->{target} = $target;
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$_->{targetopts} = $targetopts if $targetopts;
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@ -2733,7 +2745,7 @@ sub source_exclusion( $$ ) {
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my $chainref = new_chain( $table , newexclusionchain( $table ) );
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add_irule( $chainref, j => 'RETURN', imatch_source_net( $_ ) ) for @$exclusions;
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add_ijump( $chainref, j => 'RETURN', imatch_source_net( $_ ) ) for @$exclusions;
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add_ijump( $chainref, g => $target );
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reftype $target ? $chainref : $chainref->{name};
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@ -2748,7 +2760,7 @@ sub dest_exclusion( $$ ) {
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my $chainref = new_chain( $table , newexclusionchain( $table ) );
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add_irule( $chainref, j => 'RETURN', imatch_dest_net( $_ ) ) for @$exclusions;
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add_ijump( $chainref, j => 'RETURN', imatch_dest_net( $_ ) ) for @$exclusions;
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add_ijump( $chainref, g => $target );
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reftype $target ? $chainref : $chainref->{name};
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@ -4766,7 +4778,7 @@ sub expand_rule( $$$$$$$$$$;$ )
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#
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# Clear the exclusion bit
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#
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add_rule $chainref , j => 'MARK --and-mark ' . in_hex( $globals{EXCLUSION_MASK} ^ 0xffffffff );
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add_ijump $chainref , j => 'MARK --and-mark ' . in_hex( $globals{EXCLUSION_MASK} ^ 0xffffffff );
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#
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# Mark packet if it matches any of the exclusions
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#
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@ -183,7 +183,7 @@ sub setup_ecn()
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}
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for my $host ( @hosts ) {
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add_irule( $mangle_table->{ecn_chain $host->[0]}, j => 'ECN --ecn-tcp-remove', p => 'tcp', imatch_dest_net( $host->[1] ) );
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add_ijump( $mangle_table->{ecn_chain $host->[0]}, j => 'ECN --ecn-tcp-remove', p => 'tcp', imatch_dest_net( $host->[1] ) );
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}
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}
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}
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@ -223,7 +223,7 @@ sub setup_blacklist() {
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log_rule_limit( $level , $logchainref , 'blacklst' , $disposition , "$globals{LOGLIMIT}" , '', 'add', '' );
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add_irule( $logchainref, j => 'AUDIT --type ' . lc $target ) if $audit;
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add_ijump( $logchainref, j => 'AUDIT --type ' . lc $target ) if $audit;
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add_ijump( $logchainref, g => $target );
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$target = 'blacklog';
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@ -409,11 +409,12 @@ sub process_routestopped() {
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my $chainref = $filter_table->{FORWARD};
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for my $host ( split /,/, $hosts ) {
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add_irule( $chainref , j => 'ACCEPT',
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imatch_source_dev( $interface ) ,
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imatch_dest_dev( $interface ) ,
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imatch_source_net( $host ) ,
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imatch_dest_net( $host ) );
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add_ijump( $chainref ,
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j => 'ACCEPT',
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imatch_source_dev( $interface ) ,
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imatch_dest_dev( $interface ) ,
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imatch_source_net( $host ) ,
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imatch_dest_net( $host ) );
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clearrule;
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}
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}
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@ -490,7 +491,7 @@ sub add_common_rules() {
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setup_mss;
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add_irule( $filter_table->{OUTPUT} , j => 'ACCEPT', state_imatch 'ESTABLISHED,RELATED' ) if ( $config{FASTACCEPT} );
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add_ijump( $filter_table->{OUTPUT} , j => 'ACCEPT', state_imatch 'ESTABLISHED,RELATED' ) if ( $config{FASTACCEPT} );
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my $policy = $config{SFILTER_DISPOSITION};
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$level = $config{SFILTER_LOG_LEVEL};
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@ -502,7 +503,7 @@ sub add_common_rules() {
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log_rule $level , $chainref , $policy , '' if $level ne '';
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add_irule( $chainref, j => 'AUDIT --type ' . lc $policy ) if $audit;
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add_ijump( $chainref, j => 'AUDIT --type ' . lc $policy ) if $audit;
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add_ijump $chainref, g => $policy eq 'REJECT' ? 'reject' : $policy;
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@ -511,10 +512,10 @@ sub add_common_rules() {
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if ( @ipsec ) {
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$chainref = new_standard_chain 'sfilter1';
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add_irule ( $chainref, j => 'RETURN', policy => '--pol ipsec --dir out' );
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add_ijump ( $chainref, j => 'RETURN', policy => '--pol ipsec --dir out' );
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log_rule $level , $chainref , $policy , '' if $level ne '';
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add_irule( $chainref, j => 'AUDIT --type ' . lc $policy ) if $audit;
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add_ijump( $chainref, j => 'AUDIT --type ' . lc $policy ) if $audit;
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add_ijump $chainref, g => $policy eq 'REJECT' ? 'reject' : $policy;
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@ -544,7 +545,7 @@ sub add_common_rules() {
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unless $interfaceref->{options}{routeback} || $interfaceref->{options}{routefilter} || $interfaceref->{physical} eq '+';
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}
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add_irule( $chainref, j => 'ACCEPT', state_imatch 'ESTABLISHED,RELATED' ), $chainref->{filtered}++ if $config{FASTACCEPT};
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add_ijump( $chainref, j => 'ACCEPT', state_imatch 'ESTABLISHED,RELATED' ), $chainref->{filtered}++ if $config{FASTACCEPT};
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add_ijump( $chainref, j => $dynamicref, @state ), $chainref->{filtered}++ if $dynamicref;
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$chainref = $filter_table->{input_chain $interface};
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@ -553,7 +554,7 @@ sub add_common_rules() {
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add_ijump( $chainref , g => $target, imatch_source_net( $_ ), @ipsec ), $chainref->{filtered}++ for @filters;
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}
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add_irule( $chainref, j => 'ACCEPT', state_imatch 'ESTABLISHED,RELATED' ), $chainref->{filtered}++ if $config{FASTACCEPT};
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add_ijump( $chainref, j => 'ACCEPT', state_imatch 'ESTABLISHED,RELATED' ), $chainref->{filtered}++ if $config{FASTACCEPT};
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add_ijump( $chainref, j => $dynamicref, @state ), $chainref->{filtered}++ if $dynamicref;
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}
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}
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@ -591,8 +592,8 @@ sub add_common_rules() {
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'',
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'add',
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'' );
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add_irule( $smurfref, j => 'AUDIT --type drop' ) if $smurfdest eq 'A_DROP';
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add_irule( $smurfref, j => 'DROP' );
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add_ijump( $smurfref, j => 'AUDIT --type drop' ) if $smurfdest eq 'A_DROP';
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add_ijump( $smurfref, j => 'DROP' );
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$smurfdest = 'smurflog';
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} else {
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@ -601,9 +602,9 @@ sub add_common_rules() {
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if ( have_capability( 'ADDRTYPE' ) ) {
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if ( $family == F_IPV4 ) {
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add_irule $chainref , j => 'RETURN', s => '0.0.0.0'; ;
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add_ijump $chainref , j => 'RETURN', s => '0.0.0.0'; ;
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} else {
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add_irule $chainref , j => 'RETURN', s => '::';
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add_ijump $chainref , j => 'RETURN', s => '::';
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}
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add_ijump( $chainref, g => $smurfdest, addrtype => '--src-type BROADCAST' ) ;
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@ -644,7 +645,7 @@ sub add_common_rules() {
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}
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if ( have_capability( 'ADDRTYPE' ) ) {
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add_irule $rejectref , j => 'DROP' , addrtype => '--src-type BROADCAST';
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add_ijump $rejectref , j => 'DROP' , addrtype => '--src-type BROADCAST';
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} else {
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if ( $family == F_IPV4 ) {
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add_commands $rejectref, 'for address in $ALL_BCASTS; do';
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@ -653,32 +654,32 @@ sub add_common_rules() {
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}
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incr_cmd_level $rejectref;
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add_irule $rejectref, j => 'DROP', d => '$address';
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add_ijump $rejectref, j => 'DROP', d => '$address';
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decr_cmd_level $rejectref;
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add_commands $rejectref, 'done';
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}
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if ( $family == F_IPV4 ) {
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add_irule $rejectref , j => 'DROP', s => '224.0.0.0/4';
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add_ijump $rejectref , j => 'DROP', s => '224.0.0.0/4';
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} else {
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add_irule $rejectref , j => 'DROP', s => IPv6_MULTICAST;
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add_ijump $rejectref , j => 'DROP', s => IPv6_MULTICAST;
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}
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add_irule $rejectref , j => 'DROP', p => 2;
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add_irule $rejectref , j => 'REJECT --reject-with tcp-reset', p => 6;
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add_ijump $rejectref , j => 'DROP', p => 2;
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add_ijump $rejectref , j => 'REJECT --reject-with tcp-reset', p => 6;
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if ( have_capability( 'ENHANCED_REJECT' ) ) {
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add_irule $rejectref , j => 'REJECT', p => 17;
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add_ijump $rejectref , j => 'REJECT', p => 17;
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if ( $family == F_IPV4 ) {
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add_irule $rejectref, j => 'REJECT --reject-with icmp-host-unreachable', p => 1;
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add_irule $rejectref, j => 'REJECT --reject-with icmp-host-prohibited';
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add_ijump $rejectref, j => 'REJECT --reject-with icmp-host-unreachable', p => 1;
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add_ijump $rejectref, j => 'REJECT --reject-with icmp-host-prohibited';
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} else {
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add_irule $rejectref, j => 'REJECT --reject-with icmp6-addr-unreachable', p => 58;
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add_irule $rejectref, j => 'REJECT --reject-with icmp6-adm-prohibited';
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add_ijump $rejectref, j => 'REJECT --reject-with icmp6-addr-unreachable', p => 58;
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add_ijump $rejectref, j => 'REJECT --reject-with icmp6-adm-prohibited';
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}
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} else {
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add_irule $rejectref , j => 'REJECT';
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add_ijump $rejectref , j => 'REJECT';
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}
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$list = find_interfaces_by_option 'dhcp';
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@ -692,11 +693,11 @@ sub add_common_rules() {
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set_interface_option $interface, 'use_input_chain', 1;
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set_interface_option $interface, 'use_forward_chain', 1;
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set_rule_option( add_irule( $filter_table->{$_} , j => 'ACCEPT', p => "udp --dport $ports" ) ,
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set_rule_option( add_ijump( $filter_table->{$_} , j => 'ACCEPT', p => "udp --dport $ports" ) ,
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'dhcp',
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1 ) for input_chain( $interface ), output_chain( $interface );
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add_irule( $filter_table->{forward_chain $interface} ,
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add_ijump( $filter_table->{forward_chain $interface} ,
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j => 'ACCEPT',
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p => "udp --dport $ports" ,
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imatch_dest_dev( $interface ) )
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@ -728,13 +729,13 @@ sub add_common_rules() {
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if ( $audit ) {
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$disposition =~ s/^A_//;
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add_irule( $logflagsref, j => 'AUDIT --type ' . lc $disposition );
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add_ijump( $logflagsref, j => 'AUDIT --type ' . lc $disposition );
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}
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if ( $disposition eq 'REJECT' ) {
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add_irule $logflagsref , j => 'REJECT --reject-with tcp-reset', p => 6;
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add_ijump $logflagsref , j => 'REJECT --reject-with tcp-reset', p => 6;
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} else {
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add_irule $logflagsref , j => $disposition;
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add_ijump $logflagsref , j => $disposition;
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}
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$disposition = 'logflags';
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@ -795,11 +796,11 @@ sub add_common_rules() {
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add_commands( $chainref,
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qq(if [ -n "SW_\$${base}_IS_USABLE" -a -n "$variable" ]; then) );
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incr_cmd_level( $chainref );
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add_irule( $chainref, j => 'ACCEPT', imatch_source_dev( $interface ), s => $variable, p => 'udp' );
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add_ijump( $chainref, j => 'ACCEPT', imatch_source_dev( $interface ), s => $variable, p => 'udp' );
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decr_cmd_level( $chainref );
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add_commands( $chainref, 'fi' );
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} else {
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add_irule( $chainref, j => 'ACCEPT', imatch_source_dev( $interface ), s => $variable, p => 'udp' );
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add_ijump( $chainref, j => 'ACCEPT', imatch_source_dev( $interface ), s => $variable, p => 'udp' );
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}
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}
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}
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@ -843,18 +844,18 @@ sub setup_mac_lists( $ ) {
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my $chainref = new_chain $table , mac_chain $interface;
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if ( $family == F_IPV4 ) {
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add_irule $chainref , j => 'RETURN', s => '0.0.0.0', d => '255.255.255.255', p => 'udp --dport 67:68'
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add_ijump $chainref , j => 'RETURN', s => '0.0.0.0', d => '255.255.255.255', p => 'udp --dport 67:68'
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if $table eq 'mangle' && get_interface_option( $interface, 'dhcp');
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} else {
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#
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# Accept any packet with a link-level source or destination address
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#
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add_irule $chainref , j => 'RETURN', s => 'ff80::/10';
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add_irule $chainref , j => 'RETURN', d => 'ff80::/10';
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add_ijump $chainref , j => 'RETURN', s => 'ff80::/10';
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add_ijump $chainref , j => 'RETURN', d => 'ff80::/10';
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#
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# Accept Multicast
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#
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add_irule $chainref , j => 'RETURN', d => IPv6_MULTICAST;
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add_ijump $chainref , j => 'RETURN', d => IPv6_MULTICAST;
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}
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if ( $ttl ) {
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@ -862,10 +863,10 @@ sub setup_mac_lists( $ ) {
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my $chain = $chainref->{name};
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add_irule $chainref, j => 'RETURN', recent => "--rcheck --seconds $ttl --name $chain";
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add_ijump $chainref, j => 'RETURN', recent => "--rcheck --seconds $ttl --name $chain";
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add_ijump $chainref, j => $chain1ref;
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add_irule $chainref, j => 'RETURN', recent => "--update --name $chain";
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add_irule $chainref, '', '', recent => "--set --name $chain";
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add_ijump $chainref, j => 'RETURN', recent => "--update --name $chain";
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add_irule $chainref, recent => "--set --name $chain";
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}
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}
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@ -905,14 +906,14 @@ sub setup_mac_lists( $ ) {
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log_rule_limit $level, $chainref , mac_chain( $interface) , $disposition, '', '', 'add' , "${mac}${source}"
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if supplied $level;
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add_irule( $chainref , j => 'AUDIT --type ' . lc $disposition ) if $audit && $disposition ne 'ACCEPT';
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add_ijump( $chainref , j => 'AUDIT --type ' . lc $disposition ) if $audit && $disposition ne 'ACCEPT';
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add_jump( $chainref , $targetref->{target}, 0, "${mac}${source}" );
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}
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} else {
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log_rule_limit $level, $chainref , mac_chain( $interface) , $disposition, '', '', 'add' , $mac
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if supplied $level;
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add_irule( $chainref , j => 'AUDIT --type ' . lc $disposition ) if $audit && $disposition ne 'ACCEPT';
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add_ijump( $chainref , j => 'AUDIT --type ' . lc $disposition ) if $audit && $disposition ne 'ACCEPT';
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add_jump ( $chainref , $targetref->{target}, 0, "$mac" );
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}
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@ -962,8 +963,8 @@ sub setup_mac_lists( $ ) {
|
||||
if ( have_capability( 'ADDRTYPE' ) ) {
|
||||
add_commands( $chainref, "for address in $variable; do" );
|
||||
incr_cmd_level( $chainref );
|
||||
add_irule( $chainref, j => 'RETURN', s => '$address', addrtype => '--dst-type BROADCAST' );
|
||||
add_irule( $chainref, j => 'RETURN', s => '$address', d => '224.0.0.0/4' );
|
||||
add_ijump( $chainref, j => 'RETURN', s => '$address', addrtype => '--dst-type BROADCAST' );
|
||||
add_ijump( $chainref, j => 'RETURN', s => '$address', d => '224.0.0.0/4' );
|
||||
decr_cmd_level( $chainref );
|
||||
add_commands( $chainref, 'done' );
|
||||
} else {
|
||||
@ -976,7 +977,7 @@ sub setup_mac_lists( $ ) {
|
||||
|
||||
if ( $bridgeref->{broadcasts} ) {
|
||||
for my $address ( @{$bridgeref->{broadcasts}}, '255.255.255.255' ) {
|
||||
add_irule( $chainref, j => 'RETURN', s => '$address', d => $address );
|
||||
add_ijump( $chainref, j => 'RETURN', s => '$address', d => $address );
|
||||
}
|
||||
} else {
|
||||
my $variable1 = get_interface_bcasts $bridge;
|
||||
@ -984,12 +985,12 @@ sub setup_mac_lists( $ ) {
|
||||
add_commands( $chainref,
|
||||
" for address1 in $variable1; do" );
|
||||
incr_cmd_level( $chainref );
|
||||
add_irule( $chainref, j => 'RETURN', s => '$address', d => '$address1' );
|
||||
add_ijump( $chainref, j => 'RETURN', s => '$address', d => '$address1' );
|
||||
decr_cmd_level( $chainref );
|
||||
add_commands( $chainref, 'done' );
|
||||
}
|
||||
|
||||
add_irule( $chainref, j => 'RETURN', s => '$address', d => '224.0.0.0/4' );
|
||||
add_ijump( $chainref, j => 'RETURN', s => '$address', d => '224.0.0.0/4' );
|
||||
decr_cmd_level( $chainref );
|
||||
add_commands( $chainref, 'done' );
|
||||
}
|
||||
@ -1137,7 +1138,7 @@ sub handle_loopback_traffic() {
|
||||
}
|
||||
}
|
||||
|
||||
add_irule $filter_table->{INPUT} , j => 'ACCEPT', i => 'lo';
|
||||
add_ijump $filter_table->{INPUT} , j => 'ACCEPT', i => 'lo';
|
||||
}
|
||||
|
||||
#
|
||||
@ -1174,7 +1175,7 @@ sub add_interface_jumps {
|
||||
|
||||
if ( $interfaceref->{options}{port} ) {
|
||||
my $bridge = $interfaceref->{bridge};
|
||||
add_irule ( $filter_table->{forward_chain $bridge},
|
||||
add_ijump ( $filter_table->{forward_chain $bridge},
|
||||
j => 'ACCEPT',
|
||||
imatch_source_dev( $interface, 1),
|
||||
imatch_dest_dev( $interface, 1)
|
||||
@ -1197,7 +1198,7 @@ sub add_interface_jumps {
|
||||
unless get_interface_option( $interface, 'port' );
|
||||
}
|
||||
} else {
|
||||
add_irule ( $filter_table->{FORWARD}, j => 'ACCEPT', imatch_source_dev( $interface) , imatch_dest_dev( $interface) ) unless $interfaceref->{nets} || ! $interfaceref->{options}{bridge};
|
||||
add_ijump ( $filter_table->{FORWARD}, j => 'ACCEPT', imatch_source_dev( $interface) , imatch_dest_dev( $interface) ) unless $interfaceref->{nets} || ! $interfaceref->{options}{bridge};
|
||||
|
||||
add_ijump( $filter_table->{FORWARD} , j => $forwardref , imatch_source_dev( $interface ) ) unless $forward_jump_added{$interface} || ! use_forward_chain $interface, $forwardref;
|
||||
add_ijump( $filter_table->{INPUT} , j => $inputref , imatch_source_dev( $interface ) ) unless $input_jump_added{$interface} || ! use_input_chain $interface, $inputref;
|
||||
@ -1520,8 +1521,8 @@ sub generate_matrix() {
|
||||
# then add a RETURN jump for this source network.
|
||||
#
|
||||
if ( $nested ) {
|
||||
add_irule $preroutingref, j => 'RETURN', imatch_source_dev( $interface), @source, @ipsec_in_match if $parenthasnat;
|
||||
add_irule $raw_table->{PREROUTING}, j => 'RETURN', imatch_source_dev( $interface), @source, @ipsec_in_match if $parenthasnotrack;
|
||||
add_ijump $preroutingref, j => 'RETURN', imatch_source_dev( $interface), @source, @ipsec_in_match if $parenthasnat;
|
||||
add_ijump $raw_table->{PREROUTING}, j => 'RETURN', imatch_source_dev( $interface), @source, @ipsec_in_match if $parenthasnotrack;
|
||||
}
|
||||
|
||||
my $chain2ref = $filter_table->{$chain2};
|
||||
@ -1854,14 +1855,14 @@ sub setup_mss( ) {
|
||||
my @mssmatch = have_capability( 'TCPMSS_MATCH' ) ? ( tcpmss => "--mss $mss:" ) : ();
|
||||
my @source = imatch_source_dev $_;
|
||||
my @dest = imatch_dest_dev $_;
|
||||
add_irule $chainref, j => "TCPMSS --set-mss $mss", @dest, p => 'tcp --tcp-flags SYN,RST SYN', @mssmatch, @out_match;
|
||||
add_irule $chainref, j => 'RETURN', @dest if $clampmss;
|
||||
add_irule $chainref, j => "TCPMSS --set-mss $mss", @source, p => 'tcp --tcp-flags SYN,RST SYN', @mssmatch, @in_match;
|
||||
add_irule $chainref, j => 'RETURN', @source if $clampmss;
|
||||
add_ijump $chainref, j => "TCPMSS --set-mss $mss", @dest, p => 'tcp --tcp-flags SYN,RST SYN', @mssmatch, @out_match;
|
||||
add_ijump $chainref, j => 'RETURN', @dest if $clampmss;
|
||||
add_ijump $chainref, j => "TCPMSS --set-mss $mss", @source, p => 'tcp --tcp-flags SYN,RST SYN', @mssmatch, @in_match;
|
||||
add_ijump $chainref, j => 'RETURN', @source if $clampmss;
|
||||
}
|
||||
}
|
||||
|
||||
add_irule $chainref , j => "TCPMSS${option}", p => 'tcp --tcp-flags SYN,RST SYN', @match if $clampmss;
|
||||
add_ijump $chainref , j => "TCPMSS${option}", p => 'tcp --tcp-flags SYN,RST SYN', @match if $clampmss;
|
||||
}
|
||||
|
||||
#
|
||||
@ -2024,23 +2025,23 @@ EOF
|
||||
|
||||
my @chains = $config{ADMINISABSENTMINDED} ? qw/INPUT FORWARD/ : qw/INPUT OUTPUT FORWARD/;
|
||||
|
||||
add_irule $filter_table ->{$_}, j => 'ACCEPT', state_imatch 'ESTABLISHED,RELATED' for @chains;
|
||||
add_ijump $filter_table ->{$_}, j => 'ACCEPT', state_imatch 'ESTABLISHED,RELATED' for @chains;
|
||||
|
||||
if ( $family == F_IPV6 ) {
|
||||
add_irule $input, j => 'ACCEPT', s => IPv6_LINKLOCAL;
|
||||
add_irule $input, j => 'ACCEPT', d => IPv6_LINKLOCAL;
|
||||
add_irule $input, j => 'ACCEPT', d => IPv6_MULTICAST;
|
||||
add_ijump $input, j => 'ACCEPT', s => IPv6_LINKLOCAL;
|
||||
add_ijump $input, j => 'ACCEPT', d => IPv6_LINKLOCAL;
|
||||
add_ijump $input, j => 'ACCEPT', d => IPv6_MULTICAST;
|
||||
|
||||
unless ( $config{ADMINISABSENTMINDED} ) {
|
||||
add_irule $output, j => 'ACCEPT', d => IPv6_LINKLOCAL;
|
||||
add_irule $output, j => 'ACCEPT', d => IPv6_MULTICAST;
|
||||
add_ijump $output, j => 'ACCEPT', d => IPv6_LINKLOCAL;
|
||||
add_ijump $output, j => 'ACCEPT', d => IPv6_MULTICAST;
|
||||
}
|
||||
}
|
||||
|
||||
process_routestopped;
|
||||
|
||||
add_irule $input, j => 'ACCEPT', i => 'lo';
|
||||
add_irule $output, j => 'ACCEPT', o => 'lo' unless $config{ADMINISABSENTMINDED};
|
||||
add_ijump $input, j => 'ACCEPT', i => 'lo';
|
||||
add_ijump $output, j => 'ACCEPT', o => 'lo' unless $config{ADMINISABSENTMINDED};
|
||||
|
||||
my $interfaces = find_interfaces_by_option 'dhcp';
|
||||
|
||||
@ -2048,12 +2049,12 @@ EOF
|
||||
my $ports = $family == F_IPV4 ? '67:68' : '546:547';
|
||||
|
||||
for my $interface ( @$interfaces ) {
|
||||
add_irule $input, j => 'ACCEPT', p => "udp --dport $ports", imatch_source_dev( $interface );
|
||||
add_irule $output, j => 'ACCEPT', p => "udp --dport $ports", imatch_dest_dev( $interface ) unless $config{ADMINISABSENTMINDED};
|
||||
add_ijump $input, j => 'ACCEPT', p => "udp --dport $ports", imatch_source_dev( $interface );
|
||||
add_ijump $output, j => 'ACCEPT', p => "udp --dport $ports", imatch_dest_dev( $interface ) unless $config{ADMINISABSENTMINDED};
|
||||
#
|
||||
# This might be a bridge
|
||||
#
|
||||
add_irule $forward, j => 'ACCEPT', p => "udp --dport $ports", imatch_source_dev( $interface ), imatch_dest_dev( $interface );
|
||||
add_ijump $forward, j => 'ACCEPT', p => "udp --dport $ports", imatch_source_dev( $interface ), imatch_dest_dev( $interface );
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -426,9 +426,9 @@ sub setup_netmap() {
|
||||
}
|
||||
|
||||
if ( $type eq 'DNAT' ) {
|
||||
add_irule ensure_chain( 'nat' , input_chain $interface ) , j => "NETMAP --to $net2", @rulein , imatch_source_net( $net3 ), d => $net1;
|
||||
add_ijump ensure_chain( 'nat' , input_chain $interface ) , j => "NETMAP --to $net2", @rulein , imatch_source_net( $net3 ), d => $net1;
|
||||
} elsif ( $type eq 'SNAT' ) {
|
||||
add_irule ensure_chain( 'nat' , output_chain $interface ) , j => "NETMAP --to $net2", @ruleout , imatch_dest_net( $net3 ) , s => $net1;
|
||||
add_ijump ensure_chain( 'nat' , output_chain $interface ) , j => "NETMAP --to $net2", @ruleout , imatch_dest_net( $net3 ) , s => $net1;
|
||||
} else {
|
||||
fatal_error "Invalid type ($type)";
|
||||
}
|
||||
|
||||
@ -100,7 +100,7 @@ sub setup_route_marking() {
|
||||
|
||||
require_capability( $_ , q(The provider 'track' option) , 's' ) for qw/CONNMARK_MATCH CONNMARK/;
|
||||
|
||||
add_irule $mangle_table->{$_} , j => "CONNMARK --restore-mark --mask $mask", connmark => "! --mark 0/$mask" for qw/PREROUTING OUTPUT/;
|
||||
add_ijump $mangle_table->{$_} , j => "CONNMARK --restore-mark --mask $mask", connmark => "! --mark 0/$mask" for qw/PREROUTING OUTPUT/;
|
||||
|
||||
my $chainref = new_chain 'mangle', 'routemark';
|
||||
my $chainref1 = new_chain 'mangle', 'setsticky';
|
||||
@ -122,14 +122,14 @@ sub setup_route_marking() {
|
||||
|
||||
if ( $providerref->{shared} ) {
|
||||
add_commands( $chainref, qq(if [ -n "$providerref->{mac}" ]; then) ), incr_cmd_level( $chainref ) if $providerref->{optional};
|
||||
add_irule $chainref, j => "MARK --set-mark $providerref->{mark}", imatch_source_dev( $interface ), mac => "--mac-source $providerref->{mac}";
|
||||
add_ijump $chainref, j => "MARK --set-mark $providerref->{mark}", imatch_source_dev( $interface ), mac => "--mac-source $providerref->{mac}";
|
||||
decr_cmd_level( $chainref ), add_commands( $chainref, "fi\n" ) if $providerref->{optional};
|
||||
} else {
|
||||
add_irule $chainref, j => "MARK --set-mark $providerref->{mark}", imatch_source_dev( $interface );
|
||||
add_ijump $chainref, j => "MARK --set-mark $providerref->{mark}", imatch_source_dev( $interface );
|
||||
}
|
||||
}
|
||||
|
||||
add_irule $chainref, j => "CONNMARK --save-mark --mask $mask", mark => "! --mark 0/$mask";
|
||||
add_ijump $chainref, j => "CONNMARK --save-mark --mask $mask", mark => "! --mark 0/$mask";
|
||||
}
|
||||
|
||||
sub copy_table( $$$ ) {
|
||||
|
||||
@ -528,12 +528,12 @@ sub policy_rules( $$$$$ ) {
|
||||
my ( $chainref , $target, $loglevel, $default, $dropmulticast ) = @_;
|
||||
|
||||
unless ( $target eq 'NONE' ) {
|
||||
add_irule $chainref, j => 'RETURN', d => '224.0.0.0/4' if $dropmulticast && $target ne 'CONTINUE' && $target ne 'ACCEPT';
|
||||
add_ijump $chainref, j => 'RETURN', d => '224.0.0.0/4' if $dropmulticast && $target ne 'CONTINUE' && $target ne 'ACCEPT';
|
||||
add_ijump $chainref, j => $default if $default && $default ne 'none';
|
||||
log_rule $loglevel , $chainref , $target , '' if $loglevel ne '';
|
||||
fatal_error "Null target in policy_rules()" unless $target;
|
||||
|
||||
add_irule( $chainref , j => 'AUDIT --type ' . lc $target ) if $chainref->{audit};
|
||||
add_ijump( $chainref , j => 'AUDIT --type ' . lc $target ) if $chainref->{audit};
|
||||
add_ijump( $chainref , g => $target eq 'REJECT' ? 'reject' : $target ) unless $target eq 'CONTINUE';
|
||||
}
|
||||
}
|
||||
@ -680,7 +680,7 @@ sub setup_syn_flood_chains() {
|
||||
'add' ,
|
||||
'' )
|
||||
if $level ne '';
|
||||
add_irule $synchainref, j => 'DROP';
|
||||
add_ijump $synchainref, j => 'DROP';
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -744,7 +744,7 @@ sub finish_chain_section ($$) {
|
||||
|
||||
push_comment(''); #These rules should not have comments
|
||||
|
||||
add_irule $chainref, j => 'ACCEPT', state_imatch $state unless $config{FASTACCEPT};
|
||||
add_ijump $chainref, j => 'ACCEPT', state_imatch $state unless $config{FASTACCEPT};
|
||||
|
||||
if ($sections{NEW} ) {
|
||||
if ( $chainref->{is_policy} ) {
|
||||
@ -1209,7 +1209,7 @@ sub allowBcast( $$$$ ) {
|
||||
|
||||
incr_cmd_level $chainref;
|
||||
log_rule_limit $level, $chainref, 'allowBcast' , 'ACCEPT', '', $tag, 'add', ' -d $address ' if $level ne '';
|
||||
add_irule $chainref, j => $target, d => '$address';
|
||||
add_ijump $chainref, j => $target, d => '$address';
|
||||
decr_cmd_level $chainref;
|
||||
add_commands $chainref, 'done';
|
||||
}
|
||||
@ -1260,7 +1260,7 @@ sub allowInvalid ( $$$$ ) {
|
||||
my $target = require_audit( 'ACCEPT', $audit );
|
||||
|
||||
log_rule_limit $level, $chainref, 'allowInvalid' , 'ACCEPT', '', $tag, 'add', "$globals{STATEMATCH} INVALID " if $level ne '';
|
||||
add_irule $chainref , j => $target, state_imatch 'INVALID';
|
||||
add_ijump $chainref , j => $target, state_imatch 'INVALID';
|
||||
}
|
||||
|
||||
sub forwardUPnP ( $$$$ ) {
|
||||
@ -1307,18 +1307,18 @@ sub Limit( $$$$ ) {
|
||||
|
||||
require_capability( 'RECENT_MATCH' , 'Limit rules' , '' );
|
||||
|
||||
add_irule $chainref, '' => '', recent => "--name $set --set";
|
||||
add_irule $chainref, recent => "--name $set --set";
|
||||
|
||||
if ( $level ne '' ) {
|
||||
my $xchainref = new_chain 'filter' , "$chainref->{name}%";
|
||||
log_rule_limit $level, $xchainref, $param[0], 'DROP', '', $tag, 'add', '';
|
||||
add_irule $xchainref, j => 'DROP';
|
||||
add_ijump $xchainref, j => 'DROP';
|
||||
add_ijump $chainref, j => $xchainref, recent => "--name $set --update --seconds $param[2] --hitcount $count";
|
||||
} else {
|
||||
add_irule $chainref, j => 'DROP', recent => "--update --name $set --seconds $param[2] --hitcount $count";
|
||||
add_ijump $chainref, j => 'DROP', recent => "--update --name $set --seconds $param[2] --hitcount $count";
|
||||
}
|
||||
|
||||
add_irule $chainref, j => 'ACCEPT';
|
||||
add_ijump $chainref, j => 'ACCEPT';
|
||||
}
|
||||
|
||||
my %builtinops = ( 'dropBcast' => \&dropBcast,
|
||||
|
||||
@ -1405,7 +1405,7 @@ sub setup_simple_traffic_shaping() {
|
||||
mark => '--mark 0/' . in_hex( $globals{TC_MASK} )
|
||||
);
|
||||
|
||||
add_irule( $mangle_table->{tcpost} ,
|
||||
add_ijump( $mangle_table->{tcpost} ,
|
||||
j => 'CONNMARK --save-mark --ctmask ' . in_hex( $globals{TC_MASK} ),
|
||||
mark => '! --mark 0/' . in_hex( $globals{TC_MASK} )
|
||||
);
|
||||
@ -1713,7 +1713,7 @@ sub setup_tc() {
|
||||
if ( have_capability( 'MANGLE_FORWARD' ) ) {
|
||||
my $mask = have_capability 'EXMARK' ? have_capability 'FWMARK_RT_MASK' ? '/' . in_hex $globals{PROVIDER_MASK} : '' : '';
|
||||
|
||||
add_irule $mangle_table->{FORWARD}, j => "MARK --set-mark 0${mask}" if $config{FORWARD_CLEAR_MARK};
|
||||
add_ijump $mangle_table->{FORWARD}, j => "MARK --set-mark 0${mask}" if $config{FORWARD_CLEAR_MARK};
|
||||
add_ijump $mangle_table->{FORWARD} , j => 'tcfor';
|
||||
add_ijump $mangle_table->{POSTROUTING} , j => 'tcpost';
|
||||
add_ijump $mangle_table->{INPUT} , j => 'tcin';
|
||||
|
||||
Loading…
Reference in New Issue
Block a user