Files
webmin/firewall/save_policy.cgi
2007-04-12 20:24:50 +00:00

97 lines
3.3 KiB
Perl
Executable File

#!/usr/local/bin/perl
# save_policy.cgi
# Change the default policy for some chain
require './firewall-lib.pl';
&ReadParse();
@tables = &get_iptables_save();
$table = $tables[$in{'table'}];
&can_edit_table($table->{'name'}) || &error($text{'etable'});
if ($in{'add'}) {
# Redirect to the rule page for adding a rule
&redirect("edit_rule.cgi?table=$in{'table'}&chain=$in{'chain'}&new=1");
}
elsif ($in{'delete'} && $in{'confirm'}) {
# Delete this entire chain and all rules in it
&lock_file($iptables_save_file);
$access{'delchain'} || &error($text{'delete_ecannot'});
$table->{'rules'} = [ grep { $_->{'chain'} ne $in{'chain'} }
@{$table->{'rules'}} ];
delete($table->{'defaults'}->{$in{'chain'}});
&run_before_command();
&save_table($table);
&run_after_command();
&copy_to_cluster();
&unlock_file($iptables_save_file);
&webmin_log("delete", "chain", undef, { 'chain' => $in{'chain'},
'table' => $table->{'name'} });
&redirect("index.cgi?table=$in{'table'}");
}
elsif ($in{'clear'} && $in{'confirm'}) {
# Delete all rules from this chain
$access{'delchain'} || &error($text{'clear_ecannot'});
&lock_file($iptables_save_file);
$table->{'rules'} = [ grep { $_->{'chain'} ne $in{'chain'} }
@{$table->{'rules'}} ];
&run_before_command();
&save_table($table);
&run_after_command();
&copy_to_cluster();
&unlock_file($iptables_save_file);
&webmin_log("clear", "chain", undef, { 'chain' => $in{'chain'},
'table' => $table->{'name'} });
&redirect("index.cgi?table=$in{'table'}");
}
elsif ($in{'delete'} || $in{'clear'}) {
# Ask for confirmation on deleting the chain
$mode = $in{'delete'} ? "delete" : "clear";
$access{'delchain'} || &error($text{$mode.'_ecannot'});
&ui_print_header(undef, $text{$mode.'_title'}, "");
@rules = grep { $_->{'chain'} eq $in{'chain'} } @{$table->{'rules'}};
print "<form action=save_policy.cgi>\n";
print "<input type=hidden name=table value='$in{'table'}'>\n";
print "<input type=hidden name=chain value='$in{'chain'}'>\n";
print "<input type=hidden name=$mode value=1>\n";
print "<center><b>",&text($mode.'_rusure', "<tt>$in{'chain'}</tt>",
scalar(@rules)),"</b><p>\n";
print "<input type=submit name=confirm value='$text{'delete_ok'}'>\n";
print "</center></form>\n";
&ui_print_footer("index.cgi?table=$in{'table'}", $text{'index_return'});
}
elsif ($in{'delsel'}) {
# Just delete selected rules
%idxs = map { $_, 1 } split(/\0/, $in{'d'});
&lock_file($iptables_save_file);
$table->{'rules'} = [ grep { $_->{'chain'} ne $in{'chain'} ||
!$idxs{$_->{'index'}} }
@{$table->{'rules'}} ];
&run_before_command();
&save_table($table);
&run_after_command();
&copy_to_cluster();
&unlock_file($iptables_save_file);
&webmin_log("delsel", "chain", undef, { 'chain' => $in{'chain'},
'table' => $table->{'name'},
'count' => scalar(keys %idxs)});
&redirect("index.cgi?table=$in{'table'}");
}
else {
# Change the default for this chain
$access{'policy'} || &error($text{'policy_ecannot'});
&lock_file($iptables_save_file);
$table->{'defaults'}->{$in{'chain'}} = $in{'policy'};
&run_before_command();
&save_table($table);
&run_after_command();
&copy_to_cluster();
&unlock_file($iptables_save_file);
&webmin_log("modify", "chain", undef, { 'chain' => $in{'chain'},
'table' => $table->{'name'} });
&redirect("index.cgi?table=$in{'table'}");
}