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Editing File: /usr/local/cpanel/whostmgr/docroot/cgi/CloudLinux.cgi

#!/bin/bash
# Copyright © Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2019 All Rights Reserved
#
# Licensed under CLOUD LINUX LICENSE AGREEMENT
# http://cloudlinux.com/docs/LICENSE.TXT
eval 'if [ -x /usr/local/cpanel/3rdparty/bin/perl ]; then exec /usr/local/cpanel/3rdparty/bin/perl -x -- $0 ${1+"$@"}; else exec /usr/bin/perl -x -- $0 ${1+"$@"};fi'
    if 0;
#!/usr/bin/perl

# Plugin: LVE Manager VERSION:2.0
#
# Location: whostmgr/docroot/cgi
# Copyright(c) 2017 CloudLinux, Inc.
# All rights Reserved.
# http://www.cloudlinux.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 3 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, see <http://www.gnu.org/licenses/>.
#

#Title: cPanel LVE Manager plugin.
#Version: 2.0
#Site: http://cloudLinux.com

BEGIN {
    unshift @INC, '/usr/local/cpanel', '/usr/local/cpanel/whostmgr/docroot/3rdparty/cloudlinux',
        '/usr/share/l.v.e-manager/cpanel/cgi';
    #use CGI::Carp qw(fatalsToBrowser); # for detail comments
}

use strict;
use warnings;
use Whostmgr::ACLS          ();
use Whostmgr::HTMLInterface ();
use Cpanel::Template;
use Cpanel::SafeRun::Errors;
use Cpanel::Encoder::Tiny   ();
use Cpanel::Form            ();
use Cpanel::AcctUtils::Domain ();
use JSON;
use Data::Dumper qw(Dumper);
use CGI;
use Digest::MD5 qw(md5_hex);
use Crypt::Random qw( makerandom );
use Text::Trim qw(trim);

use CloudLinux;

use constant DOC_ROOT => "/usr/local/cpanel/whostmgr/docroot";
use constant ASSETS_PATH => "/cgi/cloudlinux/assets";

use constant APP_MODE => 'PRODUCTION_MODE';

Whostmgr::ACLS::init_acls();

my ($cpanelRequest, $requestBody) = Cpanel::Form::parseform(undef, undef, undef, 1);
my %REQUEST = CloudLinux::parseForm(%$cpanelRequest);

my $cgiaction = $REQUEST{'cgiaction'} || 'default';
my $handler = $REQUEST{'handler'} || 'lvemanager';
my $cgi = new CGI;

if (($cgiaction eq 'jsonhandler') and (length $requestBody > 0)) {
    # Reinitialize formdata without STDIN information
    %REQUEST = CloudLinux::parseForm(Cpanel::Form::parseform());
}

CloudLinux::detectOwner();
CloudLinux::detectLocale($cgi);

my %dispatchTable = (
    default => \&main,
    sendRequest => \&sendRequest,
    jsonhandler => \&jsonhandler,
    knockKnock => \&CloudLinux::knockKnock,
);

my %handlers = (
    lvemanager => \&CloudLinux::lvemanagerHandler,
);

processRequest($cgiaction);

sub processRequest {
    my ($action) = @_;
    $action = 'default' unless exists $dispatchTable{$action};
    $dispatchTable{$action}->();
}

# ==============================================================================
# Rendering of index page for plugin
# ==============================================================================
sub main {
    CloudLinux::checkMethod('GET', 'POST');
    sendWHMHeader();
    CloudLinux::getDataContent('templates', 'index.html', 1);
    if (getCpanelVersion() <= 56.0) {
        CloudLinux::loadAssets(ASSETS_PATH, 'main', 'config', './'.ASSETS_PATH);
    } else {
        CloudLinux::loadAssets(ASSETS_PATH, 'main', 'config', '../'.ASSETS_PATH);
    }
    sendWHMFooter();
}

sub defMainHeader {
    Whostmgr::HTMLInterface::defheader(
        'CloudLinux Manager', '/images/CloudLinux_logo.png', '/cgi/CloudLinux.cgi'
    );
}

sub defCustomHeader {
    Cpanel::Template::process_template(
        'whostmgr',
        {
            'print'                        => 1,
            'template_file'                => '_defheader.tmpl',
            'header'                       => $_[0] || undef,
            'icon'                         => $_[1] || undef,
            'theme'                        => "yui",
            'breadcrumbdata'               => {
                'name' => $_[0],
                'url' => $_[2],
                'previous' => [{
                    'name' => 'Home',
                }]
            }
        },
    );

return;
}

sub sendWHMHeader {
    # Check privileges
    if (!_checkPermission()) {
        print "Content-type: text/html\n\n";
        defMainHeader();
        print qq{<div align="center">
            <h1>Permission denied</h1>
            </div>};
        sendWHMFooter();
        exit 0;
    }

unless (defined $cgi->cookie('csrftoken'))
    {
        my $csrf_token = md5_hex(makerandom ( Size => 128, Strength => 0 ));
        print "Set-Cookie: csrftoken=$csrf_token\n";
    }

print "Content-type: text/html\n\n";
    if(CloudLinux::_isAdmin()) {
        defMainHeader();
    } else {
        defCustomHeader(
            'CloudLinux Manager', '/images/CloudLinux_logo.png', '/cgi/addon_lvemanager.cgi'
        );
    }
    Whostmgr::HTMLInterface::load_css(ASSETS_PATH.'/css/bootstrap.min.css');
}

sub _getRandomString
{
    return join("", map { sprintf q|%X|, rand(16) } 1 .. 10);
}

sub getCpanelVersion
{
    my $version = CloudLinux::safeRun('/usr/local/cpanel/cpanel -V');
    (my $numOfVersion) = $version =~ /^(\d[\d\.]*)\s/;
    return $numOfVersion;
}

sub sendWHMFooter {
    if (getCpanelVersion() >= 64.0) {
        Whostmgr::HTMLInterface::deffooter();
    } else {
        print '</body></html>';
    }
}

# ==============================================================================
# Processes of incoming post request and prepare command for cloudlinux-cli
# ==============================================================================

sub sendRequest
{
    _checkVulnerabilities();

# Check privileges
    if (!_checkPermission()) {
        CloudLinux::sendError('Permission denied');
    }

if (exists $REQUEST{'cgiaction'}) {
        delete $REQUEST{'cgiaction'};
    }

if (exists $REQUEST{'handler'}) {
        delete $REQUEST{'handler'};
    }

if (!%REQUEST) {
        CloudLinux::sendError('Empty dataset');
    }

$ENV{'LC_ALL'} = 'en_US.UTF-8';

$handler = 'lvemanager' unless exists $handlers{$handler};
    $handlers{$handler}->(\%REQUEST, 'lvemanager');
}

sub _checkVulnerabilities
{
    CloudLinux::checkMethod('POST');
    _checkCSRFToken();
    _checkReferer();
}

sub _checkCSRFToken
{
    if (!defined $cgi->cookie('csrftoken')
        || $cgi->cookie('csrftoken') ne $ENV{ HTTP_X_CSRFTOKEN }
    ) {
        CloudLinux::sendError('BAD FORGERY PROTECTION TOKEN', 0, 1);
    }
}

sub _checkReferer
{
    my $protocol = (exists $ENV{ HTTPS } && $ENV { HTTPS } eq 'on')
        ? 'https' : 'http';
    my $ip = $ENV { HTTP_HOST };
    unless ($ENV{ HTTP_REFERER } =~ qr/^$protocol:\/\/$ip/) {
        CloudLinux::sendError('BAD REFERER', 0, 1);
    }
}

sub _checkPermission
{
    if (CloudLinux::_isAdmin()
        || (CloudLinux::_isReseller()  && _isAvailablePluginForReseller())

) {
        return 1;
    }
    return 0;
}

sub _isAvailablePluginForReseller
{
    if (Whostmgr::ACLS::checkacl('software-lvemanager') ) {
        return 1;
    }
    return 0;
}

sub jsonhandler
{
    \&CloudLinux::jsonHandler(\%REQUEST, $requestBody);
}

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