conf_misc.cgi

BIND 9 dynamic DNS webmin module. This module supports both static and dynamic zones, and IPv4 and I

#! /usr/bin/perl

#
#    B9DDNS - BIND 9 dynamic DNS webmin module.
#    Copyright (C) 2003 John Horne. <[e-mail]>
#    Copyright (C) 2004 John Horne. <[e-mail]>
#
#    This program is free software; you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation; either version 2 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program; if not, write to the Free Software
#    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#

#
# Display any miscellaneous options.
#

use strict;
no strict 'vars';

require './b9ddns-lib.pl';


my $conf = my $options = my $members = '';
my $option = my $value = my $unit = '';


%access = &get_module_acl();

unless ($access{'defaults'}) {
	&terror('misc_ecannot');
}


&ReadParse();

$conf = &get_config();

$options = &find('options', $conf);

$members = (defined($options)) ? $options->{'members'} : [ ];


&header($text{'misc_title'}, '');

print '<hr>';

print '<form action=save_misc.cgi>';

print '<table border width=100%>';

print "<tr $tb><td><b>$text{'misc_header'}</b></td></tr>\n";
print "<tr $cb><td><table width=100%>\n";


print '<tr><td><i>', $text{'misc_dns_title'}, '</i></td></tr>';
print '<tr><td></td></tr>' x 2;

print '<tr>';
print &choice_input($text{'misc_recursion'}, 'recursion', $members, 0,
		    $text{'default'}, undef, $text{'yes'}, 'yes',
		    $text{'no'}, 'no');

print &choice_input($text{'misc_min_responses'}, 'minimal-responses', $members,
		    0, $text{'default'}, undef, $text{'yes'}, 'yes',
		    $text{'no'}, 'no');
print "</tr>\n";

print '<tr>';
print &addr_match_input($text{'misc_recursion_allow'}, 'allow-recursion', $members);
print "</tr>\n";

print '<tr>';
print &addr_match_input($text{'zonedef_query'}, 'allow-query', $members);

print &addr_match_input($text{'misc_blackhole'}, 'blackhole', $members);
print '</tr>';


print '<tr><td colspan=4><hr></td></tr>';

print '<tr><td><i>', $text{'misc_named_title'}, '</i></td></tr>';
print '<tr><td></td></tr>' x 2;

print '<tr>';
print &opt_input($text{'misc_version'}, 'version', $members,
		 $text{'default'}, 40);
print "</tr>\n";

print '<tr>';
print &opt_input($text{'misc_random'}, 'random-device', $members,
		 $text{'default'}, 40, &file_chooser_button('random_device'));
print "</tr>\n";

print '<tr>';
print &choice_input($text{'misc_zone_stats'}, 'zone-statistics', $members,
		    0, $text{'default'}, undef, $text{'yes'}, 'yes',
		    $text{'no'}, 'no');
print "</tr>\n";


$option = &find('max-cache-ttl', $members);

&get_opt_value(1, 0);

print '<tr><td><b>', $text{'misc_cache_ttl'}, '</b></td> ';

printf '<td colspan=3><input type=radio name=max_cache_def value=1 %s> %s ',
	&checked(! defined($option)), $text{'default'};

printf '<input type=radio name=max_cache_def value=0 %s> ',
	&checked(defined($option));

printf '<input name=max_cache_ttl size=10 value="%s">', $value;
&time_unit_choice('max_cache_unit', $unit);
print '</td></tr>';


$option = &find('max-ncache-ttl', $members);

&get_opt_value(1, 0);

print '<tr><td><b>', $text{'misc_ncache_ttl'}, '</b></td> ';

printf '<td colspan=3><input type=radio name=max_ncache_def value=1 %s> %s ',
	&checked(! defined($option)), $text{'default'};

printf '<input type=radio name=max_ncache_def value=0 %s> ',
	&checked(defined($option));

printf '<input name=max_ncache_ttl size=10 value="%s">', $value;
&time_unit_choice('max_ncache_unit', $unit);
print '</td></tr>';


print '<tr><td colspan=4><hr></td></tr>';

print '<tr><td><i>', $text{'misc_periodic_title'}, '</i></td></tr>';
print '<tr><td></td></tr>' x 2;

$option = &find('cleaning-interval', $members);

&get_opt_value(1, 1);

print '<tr><td><b>', $text{'misc_clean'}, '</b></td> ';

printf '<td colspan=3><input type=radio name=clean_def value=1 %s> %s ',
	&checked(! defined($option)), $text{'default'};

printf '<input type=radio name=clean_def value=-1 %s> %s ',
	&checked(defined($option) && ! $value), $text{'slave_none'};

printf '<input type=radio name=clean_def value=0 %s> ',
	&checked(defined($option) && $value);

printf '<input name=clean_mins size=10 value="%s">', ($value) ? $value : '';
&time_unit_choice('clean_unit', $unit);
print '</td></tr>';


$option = &find('interface-interval', $members);

&get_opt_value(1, 1);

print '<tr><td><b>', $text{'misc_iface'}, '</b></td> ';

printf '<td colspan=3><input type=radio name=iface_def value=1 %s> %s ',
	&checked(! defined($option)), $text{'default'};

printf '<input type=radio name=iface_def value=-1 %s> %s ',
	&checked(defined($option) && ! $value), $text{'slave_none'};

printf '<input type=radio name=iface_def value=0 %s> ',
	&checked(defined($option) && $value);

printf '<input name=iface_mins size=10 value="%s">', ($value) ? $value : '';
&time_unit_choice('iface_unit', $unit);
print '</td></tr>';


$option = &find('statistics-interval', $members);

&get_opt_value(1, 1);

print '<tr><td><b>', $text{'misc_stats'}, '</b></td> ';

printf '<td colspan=3><input type=radio name=stats_def value=1 %s> %s ',
	&checked(! defined($option)), $text{'default'};

printf '<input type=radio disabled name=stats_def value=-1 %s> %s ',
	&checked(defined($option) && ! $value), $text{'slave_none'};

printf '<input type=radio disabled name=stats_def value=0 %s> ',
	&checked(defined($option) && $value);

printf '<input name=stats_mins size=10 value="%s">', ($value) ? $value : '';
&time_unit_choice('stats_unit', $unit);
print '</td></tr>';


$option = &find('heartbeat-interval', $members);

&get_opt_value(1, 1);

print '<tr><td><b>', $text{'misc_heart'}, '</b></td> ';

printf '<td colspan=3><input type=radio name=heart_def value=1 %s> %s ',
	&checked(! defined($option)), $text{'default'};

printf '<input type=radio name=heart_def value=-1 %s> %s ',
	&checked(defined($option) && ! $value), $text{'slave_none'};

printf '<input type=radio name=heart_def value=0 %s> ',
	&checked(defined($option) && $value);

printf '<input name=heart_mins size=10 value="%s">', ($value) ? $value : '';
&time_unit_choice('heart_unit', $unit);
print '</td></tr>';


print '<tr><td colspan=4><hr></td></tr>';

print '<tr><td><i>', $text{'misc_resources_title'}, '</i></td></tr>';
print '<tr><td></td></tr>' x 2;

$option = &find('coresize', $members);

&get_opt_value(0, 0);

print '<tr><td><b>', $text{'misc_core'}, '</b></td> ';

printf '<td colspan=3><input type=radio name=core_def value=1 %s> %s ',
	&checked(! defined($option) || $value eq 'default'), $text{'default'};

printf '<input type=radio name=core_def value=-1 %s> %s ',
	&checked($value eq 'unlimited'), $text{'logging_ver2'};

printf '<input type=radio name=core_def value=0 %s> ',
	&checked(defined($option) && $value ne 'default' &&
				     $value ne 'unlimited');

printf '<input name=core_size size=10 value="%s">',
	($value eq 'default' || $value eq 'unlimited') ? '' : $value;
&size_unit_choice('core_unit', $unit);
print '</td></tr>';


$option = &find('datasize', $members);

&get_opt_value(0, 0);

print '<tr><td><b>', $text{'misc_data'}, '</b></td> ';

printf '<td colspan=3><input type=radio name=data_def value=1 %s> %s ',
	&checked(! defined($option) || $value eq 'default'), $text{'default'};

printf '<input type=radio name=data_def value=-1 %s> %s ',
	&checked($value eq 'unlimited'), $text{'logging_ver2'};

printf '<input type=radio name=data_def value=0 %s> ',
	&checked(defined($option) && $value ne 'default' &&
				     $value ne 'unlimited');

printf '<input name=data_size size=10 value="%s">',
	($value eq 'default' || $value eq 'unlimited') ? '' : $value;
&size_unit_choice('data_unit', $unit);
print '</td></tr>';


$option = &find('stacksize', $members);

&get_opt_value(0, 0);

print '<tr><td><b>', $text{'misc_stack'}, '</b></td> ';

printf '<td colspan=3><input type=radio name=stack_def value=1 %s> %s ',
	&checked(! defined($option) || $value eq 'default'), $text{'default'};

printf '<input type=radio name=stack_def value=-1 %s> %s ',
	&checked($value eq 'unlimited'), $text{'logging_ver2'};

printf '<input type=radio name=stack_def value=0 %s> ',
	&checked(defined($option) && $value ne 'default' &&
				     $value ne 'unlimited');

printf '<input name=stack_size size=10 value="%s">',
	($value eq 'default' || $value eq 'unlimited') ? '' : $value;
&size_unit_choice('stack_unit', $unit);
print '</td></tr>';


$option = &find('max-cache-size', $members);

&get_opt_value(0, 0);

print '<tr><td><b>', $text{'misc_cache'}, '</b></td> ';

printf '<td colspan=3><input type=radio name=cache_size_def value=1 %s> %s ',
	&checked(! defined($option) || $value eq 'default'), $text{'default'};

printf '<input type=radio name=cache_size_def value=-1 %s> %s ',
	&checked($value eq 'unlimited'), $text{'logging_ver2'};

printf '<input type=radio name=cache_size_def value=0 %s> ',
	&checked(defined($option) && $value ne 'default' &&
				     $value ne 'unlimited');

printf '<input name=cache_size size=10 value="%s">',
	($value eq 'default' || $value eq 'unlimited') ? '' : $value;
&size_unit_choice('cache_size_unit', $unit);
print '</td></tr>';


$option = &find('files', $members);
$value = (defined($option)) ? lc($option->{'value'}) : '';
$value = $text{'invalid'} if ($value && (($value ne 'default' &&
			      $value ne 'unlimited' && $value =~ /\D/o) ||
			      $value == 0));

print '<tr><td><b>', $text{'misc_files'}, '</b></td> ';

printf '<td colspan=3><input type=radio name=files_def value=1 %s> %s ',
	&checked(! defined($option) || $value eq 'default'), $text{'default'};

printf '<input type=radio name=files_def value=-1 %s> %s ',
	&checked($value eq 'unlimited'), $text{'logging_ver2'};

printf '<input type=radio name=files_def value=0 %s> ',
	&checked(defined($option) && $value ne 'default' &&
				     $value ne 'unlimited');

printf '<input name=files_size size=10 value="%s">',
	($value eq 'default' || $value eq 'unlimited') ? '' : $value;
print '</td></tr>';


print '</table></td></tr></table>';

print '<input type=submit value="', $text{'save'}, '"></form>';


print '<hr>';

&footer('', $text{'index_return'});

exit;


#
# get_opt_value(time_or_size, mins)
#

sub get_opt_value {


	$value = $unit = '';

	if (defined($option)) {
		$option = $option->{'value'};

		if ($_[0]) {			# A time option.
			$option .= 'm' if ($_[1]);

			($value, $unit) = &get_time($config{'display_ttl_secs'},
						    $option);
			$value = $text{'invalid'} unless ($value || $_[1]);
		}
		else {				# A size option.
			$option = lc($option);

			if ($option eq 'default' || $option eq 'unlimited') {
				$value = $option;
			}
			else {
				if ($option =~ /^(\d+)([kmg]?)$/o) {
					if ($1 > 0) {
						$value = $1;

						if ($2) {
							$unit = $2 . 'B';
						}
						else {
							$unit = 'Bytes';
						}
					}
				}

				$value = $text{'invalid'} unless ($value);
			}
		}
	}

	return;
}