#!/usr/bin/perl

# Drakwizard

# Copyright (C) 2002 MandrakeSoft Arnaud Desmons <adesmons@mandrakesoft.com>
#
# 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, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

package Clientconf;
require "__WIZ_HOME__/common/scripts/Vareqval.pm";
require "__WIZ_HOME__/common/scripts/IFCFG.pm";
use MDK::Common;
use strict;
use standalone;

my $o = IFCFG->new();
my $wiz_domain_name = $o->network_get("DOMAINNAME");
my $wiz_ip_server = $o->itf_get("IPADDR");

sub	name {
    $o->network_get("HOSTNAME");
}

sub	ip {
    $wiz_ip_server;
}

sub	check {
    $> and return 1;
    $o->is_dhcp() and return 2;
    0;
}

sub	get_root {
    my	$file = "/etc/sysconfig/named";
    if (-f $file) {
	my %mdk = Vareqval->get($file);
	return $mdk{ROOTDIR};
    }
    "";
}

sub	up_serial {
    my	($file) = @_;

    my	$serial_nbm = `date +%Y%m%d00` or die "date not found: $!";
    output($file, map {
	my $line = $_;
	if (/^(\s*)(\d*)(\s*;\s*Serial.*)$/) {
	    my $serial_f = $2;
	    $serial_f++;
	    if ($serial_f <= $serial_nbm) {
		$serial_f = $serial_nbm;
		chomp($serial_f);
		$line = "$1$serial_f$3\n";
	    }
	}
	$line;
    } cat_($file));
}

sub	test {
    !$ENV{wiz_client_name} and return 1;
    !$ENV{wiz_client_ip} and return 1;
    my $s_trunc = "$1.$2.$3" if $wiz_ip_server =~ /(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})/;
    my $ds = "$4" if $wiz_ip_server =~ /(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})/;
    my $dc = "$4" if $ENV{wiz_client_ip} =~ /(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})/;
    my $sc_trunc = "$1.$2.$3" if $ENV{wiz_client_ip} =~ /(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})/;
    !$sc_trunc and return 1;
    !$dc and return 1;
    !$ds and return 1;
    !$s_trunc and return 1;
    ($s_trunc != $sc_trunc) and return 1;
    ($dc == $ds || $dc < 0 || $dc > 255) and return 1;
    10;
}

sub	do_it {
    my $date = `date`;
    chomp($date);
    my $wiz_ip_net = "$1.$2.$3.0" if $wiz_ip_server =~ /(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})/;
    my $s_trunc = "$1.$2.$3" if $wiz_ip_server =~ /(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})/;
    my $ds = "$4" if $wiz_ip_server =~ /(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})/;
    my $dc = "$4" if $ENV{wiz_client_ip} =~ /(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})/;

    my $file="/var/named/$wiz_domain_name.db";
    MDK::Common::cp_af($file, $file.".orig");
    open(NEW, ">> $file")	or die "can not open $file";
    print NEW "\n$ENV{wiz_client_name}	IN A $ENV{wiz_client_ip} ; $date";
    close(NEW)			or die "can not close $file";
    up_serial($file);

    my $file="/var/named/$s_trunc.rev";
    MDK::Common::cp_af($file, $file.".orig");
    open(NEW, ">> $file")	or die "can not open $file";
    print NEW "\n$dc IN PTR $ENV{wiz_client_name}. ; $date";
    close(NEW)			or die "can not close $file";
    up_serial($file);
    system("/etc/rc.d/init.d/named restart");
    10;
}
1;