bitrix-module/bin/bitrix-install

#!/usr/bin/env php
<?php

set_time_limit(0);

if (ini_get('memory_limit') > 0 && (int)ini_get('memory_limit') < 784) {
    ini_set('memory_limit', '784M');
}

$_SERVER['DOCUMENT_ROOT'] = getenv('BITRIX_PATH') ? getenv('BITRIX_PATH') : '/var/www/html';

define("B_PROLOG_INCLUDED", true);
define("DEBUG_MODE", true);

if (!file_exists($_SERVER['DOCUMENT_ROOT'] . '/bitrix/modules/main/install/wizard/wizard.php')) {
    throw new \RuntimeException('Bitrix`s install files is not exists');
}

ob_start();
require_once $_SERVER['DOCUMENT_ROOT'] . '/bitrix/modules/main/install/wizard/wizard.php';
ob_clean();

require_once __DIR__ . '/../helpers/installation/ExtendedCreateModulesStep.php';
require_once __DIR__ . '/../helpers/installation/Installer.php';

$installer = new Installer();

$step = $argv[1];

switch ($step) {
    case 'db_type':
        $installer->dbTypeStep();
        exit(0);
    case 'requirement':
        $installer->requirementStep();
        exit(0);
    case 'db_create':
        $installer->createDBStep();
        exit(0);
    case 'main_module':
        $installer->createModulesStep(true);
        exit(0);
    case 'module':
        $installer->createModulesStep();
        exit(0);
    case 'admin':
        $installer->createAdminStep();
        exit(0);
    case 'load_module':
        $installer->createLoadModuleStep();
        exit(0);
    case 'load_module_action':
        $installer->createLoadModuleActionStep();
        exit(0);
    case 'finish':
        $installer->createFinishStep();
        exit(0);
}