convert_zone.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.
#

#
# Convert a zone from master/slave to slave/master.
#

use strict;
no strict 'vars';

require './b9ddns-lib.pl';


my $to_slave = 0;

my $conf = my $zconf = my $file = '';

my @mdirs = ();


&ReadParse();

%access = &get_module_acl();

$conf = &get_config();

$conf = $conf->[$in{'view'}]->{'members'} if ($in{'view'});

$zconf = $conf->[$in{'index'}];

&error_setup($text{'convert_err'});

$to_slave = $in{'master'};

if ($to_slave) {
	unless ($access{'slave'}) {
		&terror('screate_ecannot1');
	}
}
else {
	unless ($access{'master'}) {
		&terror('mcreate_ecannot');
	}

	unless ($in{'file'}) {
		&terror('convert_efile');
	}
}


$file = $config{'chroot'} . $zconf->{'file'};

&lock_file($file);

if ($to_slave) {
	&save_directive($zconf, 'type',
			[ { 'name' => 'type',
			    'values' => [ 'slave' ] } ], 1);

	if ($config{'default_master'}) {
		@mdirs = map { { 'name' => $_ } } split(/\s+/, $config{'default_master'});

		&save_directive($zconf, 'masters',
				[ { 'name' => 'masters',
				    'type' => 1,
				    'members' => \@mdirs } ], 1);
	}

	&save_directive($zconf, 'allow-update', [ ], 1);

	&save_directive($zconf, 'update-policy', [ ], 1);
}
else {
	&save_directive($zconf, 'type',
			[ { 'name' => 'type',
			    'values' => [ 'master' ] } ], 1);

	&save_directive($zconf, 'masters', [ ], 1);

	&save_directive($zconf, 'max-transfer-time-in', [ ], 1);

	&save_directive($zconf, 'allow-update-forwarding', [ ], 1);
}


&flush_file_lines();

&unlock_file($file);


$to_slave = ($to_slave) ? 'slave' : 'master';

&redirect("edit_zone.cgi?index=$in{'index'}&view=$in{'view'}&type=${to_slave}&cmd=conf_load");

exit;