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#!/usr/bin/perl
my $debug = 0;
my %interface_hash = (
'adsl/node.tag/pvc/node.tag/bridged-ethernet' =>
'adsl$VAR(../../../../../@)',
'adsl/node.tag/pvc/node.tag/classical_ipoa' =>
'adsl$VAR(../../../../../@)',
'adsl/node.tag/pvc/node.tag/pppoa/node.tag' => 'pppoa$VAR(../../../@)',
'adsl/node.tag/pvc/node.tag/pppoe/node.tag' => 'pppoe$VAR(../../../@)',
'bonding/node.tag' => '$VAR(../../../@)',
'bonding/node.tag/vif/node.tag' =>
'$VAR(../../../../@).$VAR(../../../../@)',
'ethernet/node.tag' => '$VAR(../../../@)',
'ethernet/node.tag/pppoe/node.tag' => 'pppoe$VAR(../../../@)',
'ethernet/node.tag/vif/node.tag' =>
'$VAR(../../../../@).$VAR(../../../../@)',
'ethernet/node.tag/vif/node.tag/pppoe/node.tag' =>
'pppoe$VAR(../../../@)',
'tunnel/node.tag' => '$VAR(../../../@)',
);
my $template_subdir="generated-templates/interfaces";
my $firewall_subdir="firewall";
my $node_file="node.def";
sub gen_firewall_template {
my ($if_tree) = @_;
system ("mkdir -p ${template_subdir}/${if_tree}/${firewall_subdir}");
open (TP, ">${template_subdir}/${if_tree}/${firewall_subdir}/${node_file}");
my $date=`date`;
print TP "# Template generated at: $date";
print TP "\n";
print TP "help: Set firewall options\n";
close(TP);
}
my %direction_help_hash = (
"in" => "forwarded packets on inbound interface",
"out" => "forwarded packets on outbound interface",
"local" => "packets destined for this router",
);
sub gen_direction_template {
my ($if_tree, $direction) = @_;
system ("mkdir -p ${template_subdir}/${if_tree}/${firewall_subdir}/${direction}");
open (TP, ">${template_subdir}/${if_tree}/${firewall_subdir}/${direction}/${node_file}");
my $date=`date`;
print TP "# Template generated at: $date";
print TP "\n";
print TP "help: Set ruleset for $direction_help_hash{$direction}\n";
close(TP);
}
my %direction_term_hash = (
"in" => "inbound",
"out" => "outbound",
"local" => "local",
);
my %table_help_hash = (
"name" => "IPv4 firewall",
"ipv6-name" => "IPv6 firewall",
"modify" => "IPv4 modify",
"ipv6-modify" => "IPv6 modify",
);
sub gen_template {
my ($if_tree, $direction, $table, $if_name) = @_;
if ($debug) {
print "debug: table=$table direction=$direction\n";
}
my $template_dir="${template_subdir}/${if_tree}/${firewall_subdir}/${direction}/${table}";
if ($debug) {
print "debug: template_dir=$template_dir\n";
}
system ("mkdir -p $template_dir");
open (TP, ">${template_dir}/${node_file}");
my $date=`date`;
print TP "# Template generated at: $date";
print TP "\n";
print TP "type: txt\n";
print TP "\n";
print TP "help: Set $direction_term_hash{$direction} $table_help_hash{$table} ruleset name for interface\n";
print TP "\n";
print TP "allowed:\n";
print TP "\tlocal -a params ;\n";
print TP "\tparams=( /opt/vyatta/config/active/firewall/${table}/* )\n";
print TP "\techo -n \${params[@]##*/}\n";
print TP "\n";
print TP "create:\n";
print TP "\tifname=$if_name\n";
print TP "\tsudo /opt/vyatta/sbin/vyatta-firewall.pl --update-interfaces \\\n";
print TP "\t\tupdate \$ifname $direction \$VAR(@) $table\n";
print TP "\n";
print TP "update:\n";
print TP "\tifname=$if_name\n";
print TP "\tsudo /opt/vyatta/sbin/vyatta-firewall.pl --update-interfaces \\\n";
print TP "\t\tupdate \$ifname $direction \$VAR(@) $table\n";
print TP "\n";
print TP "delete:\n";
print TP "\tifname=$if_name\n";
print TP "\tsudo /opt/vyatta/sbin/vyatta-firewall.pl --update-interfaces \\\n";
print TP "\t\tdelete \$ifname $direction \$VAR(@) $table\n";
close(TP);
}
my @ruleset_tables = ("name", "modify", "ipv6-name", "ipv6-modify");
my @ruleset_directions = ("in", "out", "local");
print "Generating interface templates...\n";
foreach my $if_tree (keys %interface_hash) {
my $if_name = $interface_hash{$if_tree};
if ($debug) {
print "debug: if_tree=$if_tree if_name=$if_name \n";
}
gen_firewall_template($if_tree);
for my $direction (@ruleset_directions) {
gen_direction_template($if_tree, $direction);
foreach my $table (@ruleset_tables) {
gen_template($if_tree, $direction, $table, $if_name);
}
}
}
print "Done.\n";
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