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<?php
/** ******************************************
* LiteSpeed Web Server Cache Manager
*
* @author Michael Alegre
* @copyright 2017-2023 LiteSpeed Technologies, Inc.
* ******************************************* */
namespace Lsc\Wp\Panel;
use Lsc\Wp\Logger;
use Lsc\Wp\LSCMException;
use Lsc\Wp\Util;
use Lsc\Wp\WPInstall;
class CPanel extends ControlPanel
{
/**
* @var string
*/
const USER_PLUGIN_INSTALL_SCRIPT = '/usr/local/cpanel/whostmgr/docroot/cgi/lsws/res/ls_web_cache_mgr/install.sh';
/**
* @deprecated 1.13.11 Split into paper_lantern and jupiter theme specific
* constants.
* @since 1.13.2
* @var string
*/
const USER_PLUGIN_DIR = '/usr/local/cpanel/base/frontend/paper_lantern/ls_web_cache_manager';
/**
* @since 1.13.11
* @var string
*/
const THEME_JUPITER_USER_PLUGIN_DIR = '/usr/local/cpanel/base/frontend/jupiter/ls_web_cache_manager';
/**
* @since 1.13.11
* @var string
*/
const THEME_PAPER_LANTERN_USER_PLUGIN_DIR = '/usr/local/cpanel/base/frontend/paper_lantern/ls_web_cache_manager';
/**
* @deprecated 1.13.11 No longer used.
* @var string
*/
const USER_PLUGIN_UNINSTALL_SCRIPT = self::USER_PLUGIN_DIR . '/uninstall.sh';
/**
* @since 1.13.11
* @var string
*/
const USER_PLUGIN_RELATIVE_UNINSTALL_SCRIPT = 'uninstall.sh';
/**
* @since 1.13.2
* @var string
*/
const USER_PLUGIN_BACKUP_DIR = '/tmp/lscp-plugin-tmp';
/**
* @since 1.13.11
* @var string
*/
const USER_PLUGIN_RELATIVE_DATA_DIR = 'data';
/**
* @deprecated 1.13.11
* @since 1.13.2
* @var string An old location for cPanel user-end plugin conf file.
*/
const USER_PLUGIN_CONF_OLD = self::USER_PLUGIN_DIR . '/lswcm.conf';
/**
* @since 1.13.11
* @var string
*/
const USER_PLUGIN_RELATIVE_CONF_OLD = '/lswcm.conf';
/**
* @since 1.13.11
* @var string
*/
const USER_PLUGIN_RELATIVE_CONF_OLD_2 = self::USER_PLUGIN_RELATIVE_DATA_DIR . '/lswcm.conf';
/**
* @var string
*/
const USER_PLUGIN_CONF = '/usr/local/cpanel/3rdparty/ls_webcache_mgr/lswcm.conf';
/**
* @var string
*/
const CPANEL_AUTOINSTALL_DISABLE_FLAG = '/usr/local/cpanel/whostmgr/docroot/cgi/lsws/cpanel_autoinstall_off';
/**
* @var string
*/
const USER_PLUGIN_SETTING_VHOST_CACHE_ROOT = 'vhost_cache_root';
/**
* @var string
*/
const USER_PLUGIN_SETTING_LSWS_DIR = 'lsws_dir';
/**
* @deprecated 1.13.11 Never used.
* @since 1.13.2
* @var string
*/
protected $cpanelPluginDataDir;
/**
* @deprecated 1.13.11 Never used.
* @since 1.13.2
* @var string
*/
protected $cpanelPluginTplDir;
/**
* @deprecated 1.13.11 Never used.
* @since 1.13.2
* @var string
*/
protected $cpanelPluginCustTransDir;
/**
* @deprecated 1.13.11 Never used.
* @since 1.13.2
* @var string
*/
protected $tmpCpanelPluginDataDir;
/**
* @since 1.13.2
* @var string
*/
protected $tmpCpanelPluginTplDir;
/**
* @since 1.13.2
* @var string
*/
protected $tmpCpanelPluginCustTransDir;
protected function __construct()
{
/** @noinspection PhpUnhandledExceptionInspection */
parent::__construct();
}
/**
*
* @since 1.13.2
*/
protected function init2()
{
$this->panelName = 'cPanel/WHM';
$this->defaultSvrCacheRoot = '/home/lscache/';
$this->tmpCpanelPluginTplDir =
self::USER_PLUGIN_BACKUP_DIR . '/landing';
$this->tmpCpanelPluginCustTransDir =
self::USER_PLUGIN_BACKUP_DIR . '/cust';
/** @noinspection PhpUnhandledExceptionInspection */
parent::init2();
}
protected function initConfPaths()
{
$this->apacheConf =
'/etc/apache2/conf.d/includes/pre_main_global.conf';
$this->apacheVHConf =
'/etc/apache2/conf.d/userdata/lscache_vhosts.conf';
}
/**
*
* @return string
*/
protected function serverCacheRootSearch()
{
if ( file_exists($this->apacheConf) ) {
return $this->getCacheRootSetting($this->apacheConf);
}
return '';
}
/**
*
* @return string
*/
protected function vhCacheRootSearch()
{
$apacheUserdataDir = dirname($this->apacheVHConf);
if ( file_exists($apacheUserdataDir) ) {
return $this->cacheRootSearch($apacheUserdataDir);
}
return '';
}
/**
*
* @param array $file_contents
* @param string $vhCacheRoot
*
* @return array
*/
protected function addVHCacheRootSection(
array $file_contents,
$vhCacheRoot = 'lscache' )
{
array_unshift(
$file_contents,
"<IfModule LiteSpeed>\nCacheRoot $vhCacheRoot\n</IfModule>\n\n"
);
return $file_contents;
}
/**
*
* @param string $vhConf
* @param string $vhCacheRoot
*
* @throws LSCMException Thrown when virtual host conf directory cannot be
* created.
* @throws LSCMException Thrown when virtual host conf file cannot be
* created.
* @throws LSCMException Thrown indirectly by $this->log() call.
* @throws LSCMException Thrown indirectly by $this->log() call.
*/
public function createVHConfAndSetCacheRoot(
$vhConf,
$vhCacheRoot = 'lscache' )
{
$vhConfDir = dirname($vhConf);
if ( !file_exists($vhConfDir) ) {
if ( !mkdir($vhConfDir, 0755) ) {
throw new LSCMException(
"Failed to create directory $vhConfDir."
);
}
$this->log("Created directory $vhConfDir", Logger::L_DEBUG);
}
$vhConfFileCreated = (
file_put_contents(
$vhConf,
"<IfModule Litespeed>\nCacheRoot $vhCacheRoot\n</IfModule>"
)
!==
false
);
if ( !$vhConfFileCreated ) {
throw new LSCMException("Failed to create file $vhConf.");
}
$this->log("Created file $vhConf.", Logger::L_DEBUG);
}
/**
*
* @throws LSCMException Thrown indirectly by
* self::UpdateCpanelPluginConf() call.
*/
public function applyVHConfChanges()
{
exec('/scripts/ensure_vhost_includes --all-users');
if ( file_exists(self::THEME_JUPITER_USER_PLUGIN_DIR)
|| file_exists(self::THEME_PAPER_LANTERN_USER_PLUGIN_DIR) ) {
self::UpdateCpanelPluginConf(
self::USER_PLUGIN_SETTING_VHOST_CACHE_ROOT,
$this->vhCacheRoot
);
}
}
/**
* Gets a list of found docroots and associated server names.
* Only needed for scan logic.
*
* @throws LSCMException Thrown when an error is encountered by
* preg_split() call on trimmed $line value.
* @throws LSCMException Thrown indirectly by Logger::debug() call.
*
* @noinspection SpellCheckingInspection
*/
protected function prepareDocrootMap()
{
exec(
'grep -hro '
. '--exclude="cache" --exclude="main" --exclude="*.cache" '
. '"documentroot.*\|serveralias.*\|servername.*" '
. '/var/cpanel/userdata/*',
$lines
);
/**
* [0]=docroot, [1]=serveraliases, [2]=servername, [3]=docroot, etc.
* Not unique & not sorted.
*
* Example:
* documentroot: /home/user1/finches
* serveralias: finches.com mail.finches.com www.finches.com www.finches.user1.com cpanel.finches.com autodiscover.finches.com whm.finches.com webmail.finches.com webdisk.finches.com
* servername: finches.user1.com
* documentroot: /home/user1/public_html/dookoo
* serveralias: www.dookoo.user1.com
* servername: dookoo.user1.com
* documentroot: /home/user1/public_html/doo/doo2
* serveralias: www.doo2.user1.com
* servername: doo2.user1.com
* documentroot: /home/user1/finches
* serveralias: finches.com mail.finches.com www.finches.com www.finches.user1.com
* servername: finches.user1.com
*/
$cur = '';
$docroots = array();
foreach ( $lines as $line ) {
if ( $cur == '' ) {
if ( strpos($line, 'documentroot:') === 0 ) {
/**
* 13 is strlen('documentroot:')
*/
$cur = trim(substr($line, 13));
if ( !isset($docroots[$cur]) ) {
if ( is_dir($cur) ) {
$docroots[$cur] = '';
}
else {
/**
* bad entry ignore
*/
$cur = '';
}
}
}
}
elseif ( strpos($line, 'serveralias:') === 0 ) {
/**
* 12 is strlen('serveralias:')
*/
$docroots[$cur] .= substr($line, 12);
}
elseif ( strpos($line, 'servername:') === 0 ) {
/**
* 11 is strlen('servername:')
*/
$docroots[$cur] .= substr($line, 11);
/**
* looking for the next docroot
*/
$cur = '';
}
else {
Logger::debug("Unused line when preparing docroot map: $line.");
}
}
$roots = array();
$servernames = array();
$index = 0;
foreach ( $docroots as $docroot => $line ) {
$names = preg_split('/\s+/', trim($line), -1, PREG_SPLIT_NO_EMPTY);
if ( $names === false ) {
throw new LSCMException(
'prepareDocrootMap(): Error encountered when calling '
. 'preg_split() on trimmed $line.'
);
}
$names = array_unique($names);
$roots[$index] = $docroot;
foreach ( $names as $n ) {
$servernames[$n] = $index;
}
$index++;
}
$this->docRootMap =
array( 'docroots' => $roots, 'names' => $servernames );
}
/**
*
* @param WPInstall $wpInstall
*
* @return string
*/
public function getPhpBinary( WPInstall $wpInstall )
{
/**
* cPanel php wrapper should accurately detect the correct binary in
* EA4 when EA4 only directive '--ea-reference-dir' is provided.
*/
return '/usr/local/bin/php '
. "--ea-reference-dir={$wpInstall->getPath()}/wp-admin "
. $this->phpOptions;
}
/**
*
* @return bool
*/
public static function isCpanelPluginAutoInstallOn()
{
if ( file_exists(self::CPANEL_AUTOINSTALL_DISABLE_FLAG) ) {
return false;
}
return true;
}
/**
*
* @return bool
*/
public static function turnOnCpanelPluginAutoInstall()
{
if ( !file_exists(self::CPANEL_AUTOINSTALL_DISABLE_FLAG) ) {
return true;
}
return unlink(self::CPANEL_AUTOINSTALL_DISABLE_FLAG);
}
/**
*
* @return bool
*/
public static function turnOffCpanelPluginAutoInstall()
{
return touch(self::CPANEL_AUTOINSTALL_DISABLE_FLAG);
}
/**
*
* @return string
*
* @throws LSCMException Thrown when unable to find cPanel user-end plugin
* installation script.
* @throws LSCMException Thrown when failing to back up cPanel user-end
* plugin data files.
* @throws LSCMException Thrown indirectly by
* self::backupCpanelPluginDataFiles() call.
* @throws LSCMException Thrown indirectly by Logger::error() call.
*/
public function installCpanelPlugin()
{
if ( !file_exists(self::USER_PLUGIN_INSTALL_SCRIPT) ) {
throw new LSCMException(
'Unable to find cPanel user-end plugin installation script.'
. ' Please ensure that the LiteSpeed WHM plugin is already '
. 'installed.'
);
}
$existingInstall = (
file_exists(self::THEME_JUPITER_USER_PLUGIN_DIR)
|| file_exists(self::THEME_PAPER_LANTERN_USER_PLUGIN_DIR)
);
if ( $existingInstall ) {
if ( !self::backupCpanelPluginDataFiles() ) {
throw new LSCMException(
'Failed to backup cPanel user-end plugin data files. '
. 'Aborting install/update operation.'
);
}
exec(self::USER_PLUGIN_INSTALL_SCRIPT);
if ( !self::restoreCpanelPluginDataFiles() ) {
Logger::error(
'Failed to restore cPanel user-end plugin data files.'
);
}
}
else {
exec(self::USER_PLUGIN_INSTALL_SCRIPT);
self::turnOnCpanelPluginAutoInstall();
}
$this->updateCoreCpanelPluginConfSettings();
return ($existingInstall) ? 'update' : 'new';
}
/**
*
* @since 1.13.2
* @since 1.13.2.2 Made function static.
* @since 1.13.5.2 Removed optional param $oldLogic.
*
* @return bool
*
* @throws LSCMException Thrown when failing to create a temporary backup
* directory.
*/
protected static function backupCpanelPluginDataFiles()
{
if ( file_exists(self::THEME_JUPITER_USER_PLUGIN_DIR) ) {
$pluginDir = self::THEME_JUPITER_USER_PLUGIN_DIR;
}
elseif ( file_exists(self::THEME_PAPER_LANTERN_USER_PLUGIN_DIR) ) {
$pluginDir = self::THEME_PAPER_LANTERN_USER_PLUGIN_DIR;
}
else {
return false;
}
if ( file_exists(self::USER_PLUGIN_BACKUP_DIR) ) {
Util::rrmdir(self::USER_PLUGIN_BACKUP_DIR);
}
if ( !mkdir(self::USER_PLUGIN_BACKUP_DIR, 0755) ) {
throw new LSCMException(
'Failed to make temporary directory '
. self::USER_PLUGIN_BACKUP_DIR
);
}
/**
* Move existing conf file (if needed), templates, and custom
* translations to temp directory and remove default template dir to
* prevent overwriting when moving back.
*/
$activeConfFile =
self::getInstalledCpanelPluginActiveConfFileLocation($pluginDir);
if ( $activeConfFile == '' || !file_exists($activeConfFile) ) {
return false;
}
$backupCmds = '';
if ( $activeConfFile != self::USER_PLUGIN_CONF ) {
$backupCmds .= "/bin/mv $activeConfFile "
. self::USER_PLUGIN_BACKUP_DIR . '/;';
}
$tmpCpanelPluginCustTransDir = self::USER_PLUGIN_BACKUP_DIR . '/cust';
$backupCmds .= '/bin/mv '
. "$pluginDir/landing " . self::USER_PLUGIN_BACKUP_DIR . '/;'
. "/bin/rm -rf "
. self::USER_PLUGIN_BACKUP_DIR . '/landing/default;'
. '/bin/mv '
. "$pluginDir/lang/cust $tmpCpanelPluginCustTransDir;"
. "/bin/rm -rf $tmpCpanelPluginCustTransDir/README";
exec($backupCmds);
return true;
}
/**
*
* @since 1.13.2
* @since 1.13.2.2 Made function static.
* @since 1.13.5.2 Removed optional param $oldLogic.
*
* @return bool
*/
protected static function restoreCpanelPluginDataFiles()
{
$pluginInstalls = array();
if ( file_exists(self::THEME_JUPITER_USER_PLUGIN_DIR) ) {
$pluginInstalls[] = self::THEME_JUPITER_USER_PLUGIN_DIR;
}
if ( file_exists(self::THEME_PAPER_LANTERN_USER_PLUGIN_DIR) ) {
$pluginInstalls[] = self::THEME_PAPER_LANTERN_USER_PLUGIN_DIR;
}
if ( !file_exists(self::USER_PLUGIN_BACKUP_DIR)
|| empty($pluginInstalls) ) {
return false;
}
$tmpCpanelPluginConfFile = self::USER_PLUGIN_BACKUP_DIR . '/lswcm.conf';
foreach ( $pluginInstalls as $pluginInstall ) {
$cpanelPluginLangDir = "$pluginInstall/lang";
if (!file_exists($cpanelPluginLangDir)) {
mkdir($cpanelPluginLangDir, 0755);
}
if ( file_exists($tmpCpanelPluginConfFile) ) {
$activeConfFile = self::getInstalledCpanelPluginActiveConfFileLocation(
$pluginInstall
);
if ($activeConfFile == '') {
return false;
}
copy($tmpCpanelPluginConfFile, $activeConfFile);
chmod($activeConfFile, 0644);
}
/**
* Replace cPanel plugin templates, custom translations.
*/
exec(
'/bin/cp -prf '
. self::USER_PLUGIN_BACKUP_DIR . "/landing $pluginInstall/;"
. '/bin/cp -prf '
. self::USER_PLUGIN_BACKUP_DIR
. "/cust $cpanelPluginLangDir/"
);
}
exec('/bin/rm -rf ' . self::USER_PLUGIN_BACKUP_DIR);
return true;
}
/**
*
* @since 1.13.2.2 Made function static.
*
* @throws LSCMException Thrown when unable to find the uninstallation
* script.
*/
public static function uninstallCpanelPlugin()
{
$jupiterUninstallFile = self::THEME_JUPITER_USER_PLUGIN_DIR . '/'
. self::USER_PLUGIN_RELATIVE_UNINSTALL_SCRIPT;
$paperLanternUninstallFile = self::THEME_PAPER_LANTERN_USER_PLUGIN_DIR
. '/' . self::USER_PLUGIN_RELATIVE_UNINSTALL_SCRIPT;
if ( file_exists($jupiterUninstallFile) ) {
$uninstallFile = $jupiterUninstallFile;
}
elseif ( file_exists($paperLanternUninstallFile) ) {
$uninstallFile = $paperLanternUninstallFile;
}
else {
throw new LSCMException(
'Unable to find cPanel user-end plugin uninstallation script. '
. 'Plugin may already be uninstalled.'
);
}
exec($uninstallFile);
self::turnOffCpanelPluginAutoInstall();
}
/**
* Attempt to update core cPanel plugin settings used for basic plugin
* operation to the currently discovered values.
*
* @since 1.13.2.2
* @since 1.13.5 Changed function visibility to public.
*
* @throws LSCMException Thrown indirectly by
* self::UpdateCpanelPluginConf() call.
* @throws LSCMException Thrown indirectly by $this->getVHCacheRoot() call.
* @throws LSCMException Thrown indirectly by
* self::UpdateCpanelPluginConf() call.
*/
public function updateCoreCpanelPluginConfSettings()
{
self::UpdateCpanelPluginConf(
self::USER_PLUGIN_SETTING_LSWS_DIR,
realpath(__DIR__ . '/../../../..')
);
self::UpdateCpanelPluginConf(
self::USER_PLUGIN_SETTING_VHOST_CACHE_ROOT,
$this->getVHCacheRoot()
);
}
/**
*
* @since 1.13.2.2 Made function static.
*
* @param string $setting
* @param mixed $value
*
* @throws LSCMException Thrown when unable to determine active cPanel
* user-end plugin conf file location usually indicating that the
* cPanel user-end plugin is not currently installed.
* @throws LSCMException Thrown when unable to create cPanel user-end
* plugin "data" directory for older versions of the cPanel user-end
* plugin that require this directory.
*/
public static function UpdateCpanelPluginConf( $setting, $value )
{
$pluginInstalls = array();
if ( file_exists(self::THEME_JUPITER_USER_PLUGIN_DIR) ) {
$pluginInstalls[] = self::THEME_JUPITER_USER_PLUGIN_DIR;
}
else {
$pluginInstalls[] = self::THEME_PAPER_LANTERN_USER_PLUGIN_DIR;
}
foreach ( $pluginInstalls as $pluginInstall ) {
$activeConfFile = self::getInstalledCpanelPluginActiveConfFileLocation(
$pluginInstall
);
if ( $activeConfFile == '' ) {
throw new LSCMException(
'Unable to determine active conf file location for cPanel '
. 'user-end plugin. cPanel user-end plugin is likely '
. 'not installed.'
);
}
if ( !file_exists($activeConfFile) ) {
$oldConf = '';
if ( file_exists("$pluginInstall/" . self::USER_PLUGIN_RELATIVE_CONF_OLD_2) ) {
$oldConf = "$pluginInstall/" . self::USER_PLUGIN_RELATIVE_CONF_OLD_2;
}
elseif ( file_exists("$pluginInstall/" . self::USER_PLUGIN_RELATIVE_CONF_OLD) ) {
$oldConf = "$pluginInstall/" . self::USER_PLUGIN_RELATIVE_CONF_OLD;
}
if ( $oldConf != '' ) {
$dataDir =
"$pluginInstall/" . self::USER_PLUGIN_RELATIVE_DATA_DIR;
if ( $activeConfFile == "$pluginInstall/" . self::USER_PLUGIN_RELATIVE_CONF_OLD_2
&& !file_exists($dataDir)
&& !mkdir($dataDir) ) {
throw new LSCMException(
"Failed to create directory $dataDir."
);
}
copy($oldConf, $activeConfFile);
}
}
if ( file_exists($activeConfFile) ) {
chmod($activeConfFile, 0644);
switch ( $setting ) {
case self::USER_PLUGIN_SETTING_LSWS_DIR:
$pattern = '/LSWS_HOME_DIR = ".*"/';
$replacement = "LSWS_HOME_DIR = \"$value\"";
break;
case self::USER_PLUGIN_SETTING_VHOST_CACHE_ROOT:
$pattern = '/VHOST_CACHE_ROOT = ".*"/';
$replacement = "VHOST_CACHE_ROOT = \"$value\"";
break;
default:
return;
}
$content = file_get_contents($activeConfFile);
if ( preg_match($pattern, $content) ) {
file_put_contents(
$activeConfFile,
preg_replace($pattern, $replacement, $content)
);
}
else {
file_put_contents(
$activeConfFile,
$replacement,
FILE_APPEND
);
}
}
}
}
/**
*
* @since 1.13.11
*
* @param string $pluginDir
*
* @return string
*/
protected static function getInstalledCpanelPluginActiveConfFileLocation(
$pluginDir )
{
$versionFile = "$pluginDir/VERSION";
if ( file_exists($versionFile) ) {
$verGreaterThan2_1_2_2 = Util::betterVersionCompare(
file_get_contents($versionFile),
'2.1.2.2',
'>'
);
if ( $verGreaterThan2_1_2_2 ) {
return self::USER_PLUGIN_CONF;
}
}
if ( file_exists("$pluginDir/" . self::USER_PLUGIN_RELATIVE_DATA_DIR) ) {
return "$pluginDir/" . self::USER_PLUGIN_RELATIVE_CONF_OLD_2;
}
if ( file_exists($pluginDir) ) {
return "$pluginDir/" . self::USER_PLUGIN_RELATIVE_CONF_OLD;
}
return '';
}
}