Files
Froxlor/lib/Froxlor/Api/Commands/Froxlor.php
Michael Kaufmann fd5e97d48c introduce nightly builds and nightly-update-channel
Signed-off-by: Michael Kaufmann <d00p@froxlor.org>
2023-11-15 22:16:29 +01:00

574 lines
17 KiB
PHP

<?php
/**
* This file is part of the Froxlor project.
* Copyright (c) 2010 the Froxlor Team (see authors).
*
* 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
* 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, you can also view it online at
* https://files.froxlor.org/misc/COPYING.txt
*
* @copyright the authors
* @author Froxlor team <team@froxlor.org>
* @license https://files.froxlor.org/misc/COPYING.txt GPLv2
*/
namespace Froxlor\Api\Commands;
use Exception;
use Froxlor\Api\ApiCommand;
use Froxlor\Cron\TaskId;
use Froxlor\Database\Database;
use Froxlor\Database\IntegrityCheck;
use Froxlor\FroxlorLogger;
use Froxlor\Install\AutoUpdate;
use Froxlor\Install\Update;
use Froxlor\Settings;
use Froxlor\SImExporter;
use Froxlor\System\Cronjob;
use Froxlor\System\Crypt;
use Froxlor\Validate\Validate;
use PDO;
use RecursiveDirectoryIterator;
use RecursiveIteratorIterator;
use ReflectionClass;
use ReflectionException;
use ReflectionMethod;
/**
* @since 0.10.0
*/
class Froxlor extends ApiCommand
{
const UPDATE_CHECK_INTERVAL = 21600; // 6 hrs
/**
* checks whether there is a newer version of froxlor available
*
* @param bool $force optional, force live update-check
*
* @access admin
* @return string json-encoded array
* @throws Exception
*/
public function checkUpdate()
{
if ($this->isAdmin() && $this->getUserDetail('change_serversettings')) {
$uc_data = Update::getUpdateCheckData();
$force_ucheck = $this->getBoolParam('force', true, 0);
$response = $uc_data['data'] ?? [];
if (empty($uc_data) || empty($response) || $uc_data['ts'] + self::UPDATE_CHECK_INTERVAL < time() || $uc_data['channel'] != Settings::Get('system.update_channel') || $force_ucheck) {
// log our actions
$this->logger()->logAction(FroxlorLogger::ADM_ACTION, LOG_INFO, "[API] checking for updates");
// check for new version
$aucheck = AutoUpdate::checkVersion();
$response = [];
if ($aucheck == 1) {
// anzeige über version-status mit ggfls. formular
// zum update schritt #1 -> download
$text = lng('update.uc_newinfo', [(Settings::Get('system.update_channel') != 'stable' ? Settings::Get('system.update_channel').' ' : ''), AutoUpdate::getFromResult('version'), $this->version]);
$response = [
'isnewerversion' => (int) !AutoUpdate::getFromResult('has_latest'),
'version' => $this->version,
'message' => $text,
'link' => AutoUpdate::getFromResult('url'),
'additional_info' => AutoUpdate::getFromResult('info'),
'aucheck' => $aucheck
];
} elseif ($aucheck < 0 || $aucheck > 1) {
// errors
if ($aucheck < 0) {
$errmsg = AutoUpdate::getLastError();
} else {
if ($aucheck == 3) {
$errmsg = lng('error.customized_version');
} else {
$errmsg = lng('error.autoupdate_' . $aucheck);
}
}
$response = [
'isnewerversion' => 0,
'version' => $this->version,
'message' => '',
'link' => '',
'additional_info' => $errmsg,
'aucheck' => $aucheck
];
} else {
$response = [
'isnewerversion' => 0,
'version' => $this->version,
'message' => '',
'link' => '',
'additional_info' => AutoUpdate::getFromResult('info'),
'aucheck' => $aucheck
];
}
Update::storeUpdateCheckData($response);
}
return $this->response($response);
}
throw new Exception("Not allowed to execute given command.", 403);
}
/**
* import settings
*
* @param string $json_str
* content of exported froxlor-settings json file
*
* @access admin
* @return string json-encoded bool
* @throws Exception
*/
public function importSettings()
{
if ($this->isAdmin() && $this->getUserDetail('change_serversettings')) {
$json_str = $this->getParam('json_str');
$this->logger()->logAction(FroxlorLogger::ADM_ACTION, LOG_WARNING, "User " . $this->getUserDetail('loginname') . " imported settings");
try {
SImExporter::import($json_str);
Cronjob::inserttask(TaskId::REBUILD_VHOST);
Cronjob::inserttask(TaskId::CREATE_QUOTA);
// Using nameserver, insert a task which rebuilds the server config
Cronjob::inserttask(TaskId::REBUILD_DNS);
// cron.d file
Cronjob::inserttask(TaskId::REBUILD_CRON);
return $this->response(true);
} catch (Exception $e) {
throw new Exception($e->getMessage(), 406);
}
}
throw new Exception("Not allowed to execute given command.", 403);
}
/**
* export settings
*
* @access admin
* @return string json-string
* @throws Exception
*/
public function exportSettings()
{
if ($this->isAdmin() && $this->getUserDetail('change_serversettings')) {
$this->logger()->logAction(FroxlorLogger::ADM_ACTION, LOG_NOTICE, "User " . $this->getUserDetail('loginname') . " exported settings");
$json_export = SImExporter::export();
return $this->response($json_export);
}
throw new Exception("Not allowed to execute given command.", 403);
}
/**
* return a list of all settings
*
* @access admin
* @return string json-encoded array count|list
* @throws Exception
*/
public function listSettings()
{
if ($this->isAdmin() && $this->getUserDetail('change_serversettings')) {
$sel_stmt = Database::prepare("
SELECT * FROM `" . TABLE_PANEL_SETTINGS . "` ORDER BY settinggroup ASC, varname ASC
");
Database::pexecute($sel_stmt, null, true, true);
$result = [];
while ($row = $sel_stmt->fetch(PDO::FETCH_ASSOC)) {
$result[] = [
'key' => $row['settinggroup'] . '.' . $row['varname'],
'value' => $row['value']
];
}
return $this->response([
'count' => count($result),
'list' => $result
]);
}
throw new Exception("Not allowed to execute given command.", 403);
}
/**
* return a setting by settinggroup.varname couple
*
* @param string $key
* settinggroup.varname couple
*
* @access admin
* @return string
* @throws Exception
*/
public function getSetting()
{
if ($this->isAdmin() && $this->getUserDetail('change_serversettings')) {
$setting = $this->getParam('key');
return $this->response(Settings::Get($setting));
}
throw new Exception("Not allowed to execute given command.", 403);
}
/**
* updates a setting
*
* @param string $key
* settinggroup.varname couple
* @param string $value
* optional the new value, default is ''
*
* @access admin
* @return string
* @throws Exception
*/
public function updateSetting()
{
// currently not implemented as it requires validation too so no wrong settings are being stored via API
throw new Exception("Not available yet.", 501);
if ($this->isAdmin() && $this->getUserDetail('change_serversettings')) {
$setting = $this->getParam('key');
$value = $this->getParam('value', true, '');
$oldvalue = Settings::Get($setting);
if (is_null($oldvalue)) {
throw new Exception("Setting '" . $setting . "' could not be found");
}
$this->logger()->logAction(FroxlorLogger::ADM_ACTION, LOG_WARNING, "[API] Changing setting '" . $setting . "' from '" . $oldvalue . "' to '" . $value . "'");
return $this->response(Settings::Set($setting, $value, true));
}
throw new Exception("Not allowed to execute given command.", 403);
}
/**
* returns a random password based on froxlor settings for min-length, included characters, etc.
*
* @param int $length
* optional length of password, defaults to 10
*
* @access admin, customer
* @return string
*/
public function generatePassword()
{
$length = $this->getParam('length', true, 10);
return $this->response(Crypt::generatePassword($length));
}
/**
* return a one-time login link URL for a given user
*
* @param int $customerid optional, required if $loginname is not specified, user to create link for
* @param string $loginname optional, required if $customerid is not specified, user to create link for
* @param int $valid_time optional, value in seconds how long the link will be valid, default is 10 seconds, valid values are numbers from 10 to 120
* @param string $allowed_from optional, comma separated list of ip addresses or networks to allow login from via this link
*
* @access admin
* @return string json-encoded array [base => domain, uri => relative link]
* @throws Exception
*/
public function generateLoginLink()
{
if ($this->isAdmin()) {
$customer = $this->getCustomerData();
// cannot create link for deactivated users
if ((int)$customer['deactivated'] == 1) {
throw new Exception("Cannot generate link for deactivated user", 406);
}
$valid_time = (int)$this->getParam('valid_time', true, 10);
$allowed_from = $this->getParam('allowed_from', true, '');
$valid_time = Validate::validate($valid_time, 'valid time', '/^(1[0-1][0-9]|120|[1-9][0-9])$/', 'invalid_validtime', [10], true);
// validate allowed_from
if (!empty($allowed_from)) {
$ip_list = array_map('trim', explode(",", $allowed_from));
$_check_list = $ip_list;
foreach ($_check_list as $idx => $ip) {
if (Validate::validate_ip2($ip, true, 'invalidip', true, true, true) == false) {
throw new Exception('Invalid ip address', 406);
}
// check for cidr
if (strpos($ip, '/') !== false) {
$ipparts = explode("/", $ip);
// shorten IP
$ip = inet_ntop(inet_pton($ipparts[0]));
// re-add cidr
$ip .= '/' . $ipparts[1];
} else {
// shorten IP
$ip = inet_ntop(inet_pton($ip));
}
$ip_list[$idx] = $ip;
}
$allowed_from = implode(",", array_unique($ip_list));
}
$hash = hash('sha256', openssl_random_pseudo_bytes(64 * 64));
$ins_stmt = Database::prepare("
INSERT INTO `" . TABLE_PANEL_LOGINLINKS . "`
SET `hash` = :hash, `loginname` = :loginname, `valid_until` = :validuntil, `allowed_from` = :allowedfrom
ON DUPLICATE KEY UPDATE `hash` = :hash, `valid_until` = :validuntil, `allowed_from` = :allowedfrom
");
Database::pexecute($ins_stmt, [
'hash' => $hash,
'loginname' => $customer['loginname'],
'validuntil' => time() + $valid_time,
'allowedfrom' => $allowed_from
]);
return $this->response([
'base' => 'https://' . Settings::Get('system.hostname') . '/' . (Settings::Get('system.froxlordirectlyviahostname') != 1 ? basename(\Froxlor\Froxlor::getInstallDir()) . '/' : ''),
'uri' => 'index.php?action=ll&ln=' . $customer['loginname'] . '&h=' . $hash
]);
}
throw new Exception("Not allowed to execute given command.", 403);
}
/**
* can be used to remotely run the integritiy checks froxlor implements
*
* @access admin
* @return string
* @throws Exception
*/
public function integrityCheck()
{
if ($this->isAdmin() && $this->getUserDetail('change_serversettings')) {
$integrity = new IntegrityCheck();
$result = $integrity->checkAll();
if ($result) {
return $this->response(null, 204);
}
throw new Exception("Some checks failed.", 406);
}
throw new Exception("Not allowed to execute given command.", 403);
}
/**
* returns a list of all available api functions
*
* @param string $module
* optional, return list of functions for a specific module
* @param string $function
* optional, return parameter information for a specific module and function
*
* @access admin, customer
* @return string json-encoded array
* @throws Exception
*/
public function listFunctions()
{
$module = $this->getParam('module', true, '');
$function = $this->getParam('function', true, '');
$functions = [];
if ($module != null) {
// check existence
$this->requireModules($module);
// now get all static functions
$reflection = new ReflectionClass(__NAMESPACE__ . '\\' . $module);
$_functions = $reflection->getMethods(ReflectionMethod::IS_PUBLIC);
foreach ($_functions as $func) {
if (empty($function) || ($function != null && $func->name == $function)) {
if ($func->class == __NAMESPACE__ . '\\' . $module && $func->isPublic()) {
array_push($functions, array_merge([
'module' => $module,
'function' => $func->name
], $this->getParamListFromDoc($module, $func->name)));
}
}
}
} else {
// check all the modules
$path = \Froxlor\Froxlor::getInstallDir() . '/lib/Froxlor/Api/Commands/';
// valid directory?
if (is_dir($path)) {
// create RecursiveIteratorIterator
$its = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($path));
// check every file
foreach ($its as $it) {
// does it match the Filename pattern?
$matches = [];
if (preg_match("/^(.+)\.php$/i", $it->getFilename(), $matches)) {
// check for existence
try {
// set the module to be in our namespace
$mod = $matches[1];
$this->requireModules($mod);
} catch (Exception $e) {
// @todo log?
continue;
}
// now get all static functions
$reflection = new ReflectionClass(__NAMESPACE__ . '\\' . $mod);
$_functions = $reflection->getMethods(ReflectionMethod::IS_PUBLIC);
foreach ($_functions as $func) {
if ($func->class == __NAMESPACE__ . '\\' . $mod && $func->isPublic() && !$func->isStatic()) {
array_push($functions, array_merge([
'module' => $matches[1],
'function' => $func->name
], $this->getParamListFromDoc($matches[1], $func->name)));
}
}
}
}
} else {
// yikes - no valid directory to check
throw new Exception("Cannot search directory '" . $path . "'. No such directory.", 500);
}
}
// return the list
return $this->response($functions);
}
/**
* this functions is used to check the availability
* of a given list of modules.
* If either one of
* them are not found, throw an Exception
*
* @param string|array $modules
*
* @throws Exception
*/
private function requireModules($modules = null)
{
if ($modules != null) {
// no array -> create one
if (!is_array($modules)) {
$modules = [
$modules
];
}
// check all the modules
foreach ($modules as $module) {
try {
$module = __NAMESPACE__ . '\\' . $module;
// can we use the class?
if (class_exists($module)) {
continue;
} else {
throw new Exception('The required class "' . $module . '" could not be found but the module-file exists', 404);
}
} catch (Exception $e) {
// The autoloader will throw an Exception
// that the required class could not be found
// but we want a nicer error-message for this here
throw new Exception('The required module "' . $module . '" could not be found', 404);
}
}
}
}
/**
* generate an api-response to list all parameters and the return-value of
* a given module.function-combination
*
* @param string $module
* @param string $function
*
* @return array|bool
* @throws Exception
*/
private function getParamListFromDoc($module = null, $function = null)
{
try {
// set the module
$cls = new ReflectionMethod(__NAMESPACE__ . '\\' . $module, $function);
$comment = $cls->getDocComment();
if ($comment == false) {
return [
'head' => 'There is no comment-block for "' . $module . '.' . $function . '"'
];
}
$clines = explode("\n", $comment);
$result = [];
$result['params'] = [];
$param_desc = false;
$r = [];
foreach ($clines as $c) {
$c = trim($c);
// check param-section
if (strpos($c, '@param')) {
preg_match('/^\*\s\@param\s(.+)\s(\$\w+)(\s.*)?/', $c, $r);
// cut $ off the parameter-name as it is not wanted in the api-request
$result['params'][] = [
'parameter' => substr($r[2], 1),
'type' => $r[1],
'desc' => (isset($r[3]) ? trim($r['3']) : '')
];
$param_desc = true;
} elseif (strpos($c, '@access')) {
// check access-section
preg_match('/^\*\s\@access\s(.*)/', $c, $r);
if (!isset($r[0]) || empty($r[0])) {
$r[1] = 'This function has no restrictions';
}
$result['access'] = [
'groups' => (isset($r[1]) ? trim($r[1]) : '')
];
} elseif (strpos($c, '@return')) {
// check return-section
preg_match('/^\*\s\@return\s(\w+)(\s.*)?/', $c, $r);
if (!isset($r[0]) || empty($r[0])) {
$r[1] = 'null';
$r[2] = 'This function has no return value given';
}
$result['return'] = [
'type' => $r[1],
'desc' => (isset($r[2]) ? trim($r[2]) : '')
];
} elseif (!empty($c) && strpos($c, '@throws') === false) {
// check throws-section
if (substr($c, 0, 3) == "/**") {
continue;
}
if (substr($c, 0, 2) == "*/") {
continue;
}
if (substr($c, 0, 1) == "*") {
$c = trim(substr($c, 1));
if (empty($c)) {
continue;
}
if ($param_desc) {
$result['params'][count($result['params']) - 1]['desc'] .= $c;
} else {
if (!isset($result['head']) || empty($result['head'])) {
$result['head'] = $c . " ";
} else {
$result['head'] .= $c . " ";
}
}
}
}
}
$result['head'] = trim($result['head']);
return $result;
} catch (ReflectionException $e) {
return [];
}
}
}