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#!/usr/local/cpanel/3rdparty/bin/perl
# cpanel - scripts/archive_sync_zones Copyright 2022 cPanel, L.L.C.
# All rights reserved.
# copyright@cpanel.net http://cpanel.net
# This code is subject to the cPanel license. Unauthorized copying is prohibited
use warnings;
use strict;
require Cpanel::Config::Users;
require Cpanel::Config::LoadCpUserFile;
require Cpanel::Umask;
######[ set defaults based on distro/OS ]##########################################################
my $def_basedir = '/var/named';
my $def_namedconf = '/etc/named.conf';
my $def_backup = $def_basedir . '/' . 'zone_sync_backup.tar';
open( my $ndc_fh, '<', $def_namedconf ) or die "Could not open $def_namedconf for reading: $!\n";
my @conf_zones = readline($ndc_fh);
close $ndc_fh;
my %zones;
foreach my $line (@conf_zones) {
if ( $line =~ m/\s*zone\s+["']([\w\-\.]+)["']/ ) {
next if $1 eq '.';
my $zone_name = $1;
next if $zone_name =~ m/^\./;
next if $zone_name =~ m/\.arpa$/;
next if ( exists $zones{$zone_name} ); # Seen in another view
$zones{$zone_name} = 1;
}
}
if ( opendir my $zone_dh, $def_basedir ) {
while ( my $file = readdir $zone_dh ) {
next if $file !~ m/(.+)\.db$/; # Only look at cPanel managed zone file
my $zone_name = $1;
next if $zone_name =~ m/\.arpa$/;
next if exists $zones{$zone_name};
$zones{$zone_name} = 1;
}
closedir $zone_dh;
}
my ( $live_domains, $dead_domains ) = get_domains_managed_domains();
if ( -e $def_backup ) {
require Cpanel::Autodie;
Cpanel::Autodie::chmod( 0600, $def_backup );
}
my $mask = Cpanel::Umask->new(077);
system "tar -cf $def_backup $def_namedconf";
foreach my $zone ( sort keys %zones ) {
next if ( !$live_domains->{$zone} && !$dead_domains->{$zone} );
if ( -e $def_basedir . '/' . $zone . '.db' ) {
system 'tar', '-r', '-f', $def_backup, $def_basedir . '/' . $zone . '.db';
}
else {
print "Unable to archive zone file for $zone\n";
}
system '/usr/local/cpanel/scripts/dnscluster', 'synczone', $zone;
}
print "Archive of pre-sync zones located at: ${def_basedir}/zone_sync_backup.tar\n";
sub get_domains_managed_domains {
my %live_domains;
my %dead_domains;
foreach my $user ( Cpanel::Config::Users::getcpusers() ) {
# Safe because it's only loading from cpusers list.
my $cpuser_ref = Cpanel::Config::LoadCpUserFile::loadcpuserfile($user);
if ( $cpuser_ref->{'DOMAIN'} ) {
$live_domains{ $cpuser_ref->{'DOMAIN'} } = 1;
}
if ( ref $cpuser_ref->{'DOMAINS'} eq 'ARRAY' ) {
my $_tmp = $cpuser_ref->{'DOMAINS'};
$live_domains{$_} = 1 for @$_tmp;
}
if ( ref $cpuser_ref->{'DEADDOMAINS'} eq 'ARRAY' ) {
my $_tmp = $cpuser_ref->{'DEADDOMAINS'};
$dead_domains{$_} = 1 for @$_tmp;
}
}
return ( \%live_domains, \%dead_domains );
}