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Filename : restorecpuserfromcache
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#!/usr/local/cpanel/3rdparty/bin/perl

# cpanel - scripts/restorecpuserfromcache          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 Cpanel::FileUtils::Copy     ();
use Cpanel::Rand                ();
use Cpanel::Config::CpUserGuard ();

$| = 1;

my $user = $ARGV[0];
if ( !$user ) {
    print "Enter the user to restore from /var/cpanel/users.cache to /var/cpanel/users? ";
    $user = <STDIN>;
}
chomp($user);
$user =~ s/\///g;
if ( !-e '/var/cpanel/users.cache/' . $user ) {
    print "Sorry, $user file does not exist in /var/cpanel/users.cache\n";
    exit 1;
}
if ( -e '/var/cpanel/users/' . $user ) {
    print "Sorry, $user file does already exists in /var/cpanel/users, please move it away first.\n";
    exit 1;
}

my $tmpfile  = Cpanel::Rand::get_tmp_file_by_name( '/var/cpanel/users.cache/' . $user, undef, $Cpanel::Rand::TYPE_FILE, $Cpanel::Rand::SKIP_OPEN );    # audit case 46806 ok
my @PATH     = split( /\//, $tmpfile );
my $basefile = pop(@PATH);

Cpanel::FileUtils::Copy::safecopy( '/var/cpanel/users.cache/' . $user, $tmpfile );
open( my $rf, '>', '/var/cpanel/users/' . $basefile );
print {$rf} "#dummy file\n";
close($rf);
chmod( 0640, '/var/cpanel/users/' . $basefile );
utime 0, 0, '/var/cpanel/users/' . $basefile;

print "Trying to load cache file....";
my $cpuser_guard = Cpanel::Config::CpUserGuard->new($user);
if ( !$cpuser_guard || !$cpuser_guard->{'data'} ) {
    print "Failed to load cpusers file for user: $user.\n";
    unlink($tmpfile);
    exit 1;
}
print "Loaded OK!\n";
$cpuser_guard->save();

chmod( 0640, '/var/cpanel/users/' . $user );
system( 'chown', '0:' . $user, '/var/cpanel/users/' . $user );
unlink( '/var/cpanel/users/' . $basefile );
unlink($tmpfile);

print "$user file restored to /var/cpanel/users/$user\n\n";
exit 0;