forked from extern/shorewall_code
Add host file parsing to Zones module
git-svn-id: https://shorewall.svn.sourceforge.net/svnroot/shorewall/trunk@5519 fbd18981-670d-0410-9b5c-8dc0c1a9a2bb
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teastep
parent
a4f8efae40
commit
0f1892ba28
@ -4,7 +4,7 @@ use Shorewall::Common;
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use Shorewall::Config;
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our @ISA = qw(Exporter);
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our @EXPORT = qw( determine_zones add_group_to_zone @zones %zones $firewall_zone );
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our @EXPORT = qw( determine_zones validate_hosts_file add_group_to_zone dump_zone_info zone_report @zones %zones $firewall_zone );
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our @EXPORT_OK = ();
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our @VERSION = 1.00;
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@ -257,4 +257,204 @@ sub add_group_to_zone($$$$$)
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push @{$arrayref}, \%h;
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}
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#
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# Dump out all information about zones.
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#
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sub dump_zone_info()
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{
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print "\n";
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for my $zone ( @zones )
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{
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my $zoneref = $zones{$zone};
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my $typeref = $zoneref->{hosts};
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my $optionref = $zoneref->{options};
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my $zonetype = $zoneref->{type};
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print "Zone: $zone\n";
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print " Type: $zonetype\n";
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print " Parents:\n";
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my $parentsref = $zoneref->{parents};
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for my $parent ( @$parentsref ) {
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print " $parent\n";
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}
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if ( %$optionref ) {
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print " Options:\n";
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for my $opttype ( keys %$optionref ) {
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if ( $opttype eq 'complex' ) {
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print " Complex: $optionref->{$opttype}\n";
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} else {
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print " $opttype:\n";
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while ( my ( $option, $val ) = each %{$optionref->{$opttype}} ) { print " $option=$val\n"; }
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}
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}
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}
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if ( $typeref ) {
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print " Host Groups:\n";
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while ( my ( $type, $interfaceref ) = ( each %$typeref ) ) {
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print " Type: $type\n";
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for my $interface ( sort keys %$interfaceref ) {
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my $arrayref = $interfaceref->{$interface};
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print " Interface: $interface\n";
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for my $groupref ( @$arrayref ) {
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my $hosts = $groupref->{hosts};
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my $options = $groupref->{options};
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my $ipsec = $groupref->{ipsec};
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if ( $ipsec ) {
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print " Ipsec: $ipsec\n" ;
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}
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if ( $hosts ) {
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my $space = '';
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print " Hosts: " ;
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for my $host ( @{$hosts} ) {
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print "${space}${host}\n";
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$space = ' ';
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}
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}
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if ( $options ) {
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print " Options: ";
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for my $option (sort keys %$options ) {
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print "$option ";
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}
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print "\n";
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}
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}
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}
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}
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} else {
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#
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# Empty ?
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#
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print " ***Empty***\n" if $zonetype ne 'firewall';
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}
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}
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print "\n";
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}
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#
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# Report about zones.
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#
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sub zone_report()
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{
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for my $zone ( @zones )
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{
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my $zoneref = $zones{$zone};
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my $hostref = $zoneref->{hosts};
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my $type = $zoneref->{type};
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my $optionref = $zoneref->{options};
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progress_message " $zone ($type)";
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my $printed = 0;
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if ( $hostref ) {
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for my $type ( sort keys %$hostref ) {
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my $interfaceref = $hostref->{$type};
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for my $interface ( sort keys %$interfaceref ) {
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my $arrayref = $interfaceref->{$interface};
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for my $groupref ( @$arrayref ) {
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my $hosts = $groupref->{hosts};
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if ( $hosts ) {
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my $grouplist = join ',', ( @$hosts );
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progress_message " $interface:$grouplist";
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$printed = 1;
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}
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}
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}
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}
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}
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print STDERR " *** $zone is an EMPTY ZONE ***\n" unless $printed || $type eq 'firewall';
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}
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}
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#
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# Validates the hosts file. Generates entries in %zone{..}{hosts}
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#
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sub validate_hosts_file()
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{
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my %validoptions = (
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blacklist => 1,
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maclist => 1,
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norfc1918 => 1,
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nosmurfs => 1,
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routeback => 1,
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routefilter => 1,
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tcpflags => 1,
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);
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open HOSTS, "$ENV{TMP_DIR}/hosts" or fatal_error "Unable to open stripped hosts file: $!";
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while ( $line = <HOSTS> ) {
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chomp $line;
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$line =~ s/\s+/ /g;
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my ($zone, $hosts, $options, $extra) = split /\s+/, $line;
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fatal_error "Invalid hosts file entry: $line" if $extra;
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my $zoneref = $zones{$zone};
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my $type = $zoneref->{type};
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fatal_error "Unknown ZONE ($zone)" unless $type;
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fatal_error 'Firewall zone not allowed in ZONE column of hosts record' if $type eq 'firewall';
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my $interface;
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if ( $hosts =~ /^([\w.@%-]+):(.*)$/ ) {
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$interface = $1;
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$hosts = $2;
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$zoneref->{options}{complex} = 1 if $hosts =~ /^\+/;
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fatal_error "Unknown interface ($interface)" unless $interfaces{$interface}{root};
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} else {
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fatal_error "Invalid HOSTS(S) column contents: $hosts";
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}
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my $optionsref;
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if ( $options && $options ne '-' ) {
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my @options = split ',', $options;
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my %options;
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for my $option ( @options )
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{
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if ( $option eq 'ipsec' ) {
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$type = 'ipsec';
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$zoneref->{options}{complex} = 1;
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} elsif ( $validoptions{$option}) {
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$options{$option} = 1;
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} else {
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fatal_error "Invalid option ($option)";
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}
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}
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$optionsref = \%options;
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}
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my @h = split ',', $hosts;
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add_group_to_zone( $zone, $type , $interface, \@h , $optionsref);
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progress_message " Host \"$line\" validated";
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}
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close HOSTS;
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}
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1;
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199
New/compiler.pl
199
New/compiler.pl
@ -133,205 +133,6 @@ my %default_actions = ( DROP => 'none' ,
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ACCEPT => 'none' ,
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QUEUE => 'none' );
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#
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# Validates the hosts file. Generates entries in %zone{..}{hosts}
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#
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sub validate_hosts_file()
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{
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my %validoptions = (
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blacklist => 1,
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maclist => 1,
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norfc1918 => 1,
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nosmurfs => 1,
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routeback => 1,
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routefilter => 1,
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tcpflags => 1,
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);
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open HOSTS, "$ENV{TMP_DIR}/hosts" or fatal_error "Unable to open stripped hosts file: $!";
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while ( $line = <HOSTS> ) {
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chomp $line;
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$line =~ s/\s+/ /g;
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my ($zone, $hosts, $options, $extra) = split /\s+/, $line;
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fatal_error "Invalid hosts file entry: $line" if $extra;
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my $zoneref = $zones{$zone};
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my $type = $zoneref->{type};
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fatal_error "Unknown ZONE ($zone)" unless $type;
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fatal_error 'Firewall zone not allowed in ZONE column of hosts record' if $type eq 'firewall';
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my $interface;
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if ( $hosts =~ /^([\w.@%-]+):(.*)$/ ) {
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$interface = $1;
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$hosts = $2;
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$zoneref->{options}{complex} = 1 if $hosts =~ /^\+/;
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fatal_error "Unknown interface ($interface)" unless $interfaces{$interface}{root};
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} else {
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fatal_error "Invalid HOSTS(S) column contents: $hosts";
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}
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my $optionsref;
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if ( $options && $options ne '-' ) {
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my @options = split ',', $options;
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my %options;
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for my $option ( @options )
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{
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if ( $option eq 'ipsec' ) {
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$type = 'ipsec';
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$zoneref->{options}{complex} = 1;
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} elsif ( $validoptions{$option}) {
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$options{$option} = 1;
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} else {
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fatal_error "Invalid option ($option)";
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}
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}
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$optionsref = \%options;
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}
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my @h = split ',', $hosts;
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add_group_to_zone( $zone, $type , $interface, \@h , $optionsref);
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progress_message " Host \"$line\" validated";
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}
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close HOSTS;
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}
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#
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# Dump out all information about zones.
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#
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sub dump_zone_info()
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{
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print "\n";
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for my $zone ( @zones )
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{
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my $zoneref = $zones{$zone};
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my $typeref = $zoneref->{hosts};
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my $optionref = $zoneref->{options};
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my $zonetype = $zoneref->{type};
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print "Zone: $zone\n";
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print " Type: $zonetype\n";
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print " Parents:\n";
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my $parentsref = $zoneref->{parents};
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for my $parent ( @$parentsref ) {
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print " $parent\n";
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}
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if ( %$optionref ) {
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print " Options:\n";
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for my $opttype ( keys %$optionref ) {
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if ( $opttype eq 'complex' ) {
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print " Complex: $optionref->{$opttype}\n";
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} else {
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print " $opttype:\n";
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while ( my ( $option, $val ) = each %{$optionref->{$opttype}} ) { print " $option=$val\n"; }
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}
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}
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}
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if ( $typeref ) {
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print " Host Groups:\n";
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while ( my ( $type, $interfaceref ) = ( each %$typeref ) ) {
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print " Type: $type\n";
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for my $interface ( sort keys %$interfaceref ) {
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my $arrayref = $interfaceref->{$interface};
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print " Interface: $interface\n";
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for my $groupref ( @$arrayref ) {
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my $hosts = $groupref->{hosts};
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my $options = $groupref->{options};
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my $ipsec = $groupref->{ipsec};
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if ( $ipsec ) {
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print " Ipsec: $ipsec\n" ;
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}
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if ( $hosts ) {
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my $space = '';
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print " Hosts: " ;
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for my $host ( @{$hosts} ) {
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print "${space}${host}\n";
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$space = ' ';
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}
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}
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if ( $options ) {
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print " Options: ";
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for my $option (sort keys %$options ) {
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print "$option ";
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}
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print "\n";
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}
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}
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}
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}
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} else {
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#
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# Empty ?
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#
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print " ***Empty***\n" if $zonetype ne 'firewall';
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}
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}
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print "\n";
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}
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#
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# Report about zones.
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#
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sub zone_report()
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{
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for my $zone ( @zones )
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{
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my $zoneref = $zones{$zone};
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my $hostref = $zoneref->{hosts};
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my $type = $zoneref->{type};
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my $optionref = $zoneref->{options};
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progress_message " $zone ($type)";
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my $printed = 0;
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if ( $hostref ) {
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for my $type ( sort keys %$hostref ) {
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my $interfaceref = $hostref->{$type};
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for my $interface ( sort keys %$interfaceref ) {
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my $arrayref = $interfaceref->{$interface};
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for my $groupref ( @$arrayref ) {
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my $hosts = $groupref->{hosts};
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if ( $hosts ) {
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my $grouplist = join ',', ( @$hosts );
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progress_message " $interface:$grouplist";
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$printed = 1;
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}
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}
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}
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}
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}
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print STDERR " *** $zone is an EMPTY ZONE ***\n" unless $printed || $type eq 'firewall';
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}
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}
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#
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# Create a new chain and return a reference to it.
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