static function getResourceLimits()
{
return posix_getrlimit();
}
/**
* 检查打开文件限制
* @return void
*/
public static function checkLimit()
{
if ($limit_info = posix_getrlimit()) {
if ('unlimited' != $limit_info['soft openfiles'] && $limit_info['soft openfiles'] < \Man\Core\Master::MIN_SOFT_OPEN_FILES) {
echo "Notice : Soft open files now is {$limit_info['soft openfiles']}, We recommend greater than " . \Man\Core\Master::MIN_SOFT_OPEN_FILES . "\n";
}
if ('unlimited' != $limit_info['hard filesize'] && $limit_info['hard filesize'] < \Man\Core\Master::MIN_SOFT_OPEN_FILES) {
echo "Notice : Hard open files now is {$limit_info['hard filesize']}, We recommend greater than " . \Man\Core\Master::MIN_HARD_OPEN_FILES . "\n";
}
}
}
// VERIFY($ret != false);
// VERIFY(count((array)$ret) != 0);
VERIFY(posix_getpgid(0));
VERIFY(posix_getpgrp());
VERIFY(posix_getpid());
VERIFY(posix_getppid());
$ret = posix_getpwnam("root");
VERIFY($ret != false);
VERIFY(count((array) $ret) != 0);
VS(posix_getpwnam(""), false);
VS(posix_getpwnam(-1), false);
$ret = posix_getpwuid(0);
VERIFY($ret != false);
VERIFY(count((array) $ret) != 0);
VS(posix_getpwuid(-1), false);
$ret = posix_getrlimit();
VERIFY($ret != false);
VERIFY(count((array) $ret) != 0);
VERIFY(posix_getsid(posix_getpid()));
$tmpfifo = tempnam('/tmp', 'vmmkfifotest');
unlink($tmpfifo);
VERIFY(posix_mkfifo($tmpfifo, 0));
$tmpnod = tempnam('/tmp', 'vmmknodtest');
unlink($tmpnod);
VERIFY(posix_mknod($tmpnod, 0));
VERIFY(posix_setpgid(0, 0));
VERIFY(posix_setsid());
VERIFY(strlen(posix_strerror(1)));
$ret = posix_times();
VERIFY($ret != false);
VERIFY(count((array) $ret) != 0);
<?php var_dump(posix_getrlimit());
function backup($pWrite = true)
{
$timeout = 20 * 60 * 60;
//20minutes
@set_time_limit($timeout);
@ini_set('max_execution_time', $timeout);
MainWP_Helper::endSession();
//Cleanup pid files!
$dirs = MainWP_Helper::getMainWPDir('backup');
$backupdir = trailingslashit($dirs[0]);
/** @var $wp_filesystem WP_Filesystem_Base */
global $wp_filesystem;
MainWP_Helper::getWPFilesystem();
$files = glob($backupdir . '*');
//Find old files (changes > 3 hr)
foreach ($files as $file) {
if (MainWP_Helper::endsWith($file, '/index.php') | MainWP_Helper::endsWith($file, '/.htaccess')) {
continue;
}
if (time() - filemtime($file) > 60 * 60 * 3) {
@unlink($file);
}
}
$fileName = isset($_POST['fileUID']) ? $_POST['fileUID'] : '';
if ('full' === $_POST['type']) {
$excludes = isset($_POST['exclude']) ? explode(',', $_POST['exclude']) : array();
$excludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/uploads/mainwp';
$uploadDir = MainWP_Helper::getMainWPDir();
$uploadDir = $uploadDir[0];
$excludes[] = str_replace(ABSPATH, '', $uploadDir);
$excludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/object-cache.php';
if (function_exists('posix_uname')) {
$uname = @posix_uname();
if (is_array($uname) && isset($uname['nodename'])) {
if (stristr($uname['nodename'], 'hostgator')) {
if (!isset($_POST['file_descriptors']) || '0' == $_POST['file_descriptors'] || $_POST['file_descriptors'] > 1000) {
$_POST['file_descriptors'] = 1000;
}
$_POST['file_descriptors_auto'] = 0;
$_POST['loadFilesBeforeZip'] = false;
}
}
}
$file_descriptors = isset($_POST['file_descriptors']) ? $_POST['file_descriptors'] : 0;
$file_descriptors_auto = isset($_POST['file_descriptors_auto']) ? $_POST['file_descriptors_auto'] : 0;
if (1 === (int) $file_descriptors_auto) {
if (function_exists('posix_getrlimit')) {
$result = @posix_getrlimit();
if (isset($result['soft openfiles'])) {
$file_descriptors = $result['soft openfiles'];
}
}
}
$loadFilesBeforeZip = isset($_POST['loadFilesBeforeZip']) ? $_POST['loadFilesBeforeZip'] : true;
$newExcludes = array();
foreach ($excludes as $exclude) {
$newExcludes[] = rtrim($exclude, '/');
}
$excludebackup = isset($_POST['excludebackup']) && '1' == $_POST['excludebackup'];
$excludecache = isset($_POST['excludecache']) && '1' == $_POST['excludecache'];
$excludezip = isset($_POST['excludezip']) && '1' == $_POST['excludezip'];
$excludenonwp = isset($_POST['excludenonwp']) && '1' == $_POST['excludenonwp'];
if ($excludebackup) {
//Backup buddy
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/uploads/backupbuddy_backups';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/uploads/backupbuddy_temp';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/uploads/pb_backupbuddy';
//ManageWP
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/managewp';
//InfiniteWP
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/infinitewp';
//WordPress Backup to Dropbox
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/backups';
//BackUpWordpress
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/backups';
//BackWPUp
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/uploads/backwpup*';
//WP Complete Backup
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/plugins/wp-complete-backup/storage';
//WordPress EZ Backup
//This one may be hard to do since they add random text at the end for example, feel free to skip if you need to
///backup_randomkyfkj where kyfkj is random
//Online Backup for WordPress
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/backups';
//XCloner
$newExcludes[] = '/administrator/backups';
}
if ($excludecache) {
//W3 Total Cache
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/w3tc-cache';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/w3tc';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/config';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/minify';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/page_enhanced';
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/tmp';
//WP Super Cache
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/supercache';
//Quick Cache
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/quick-cache';
//Hyper Cache
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/hyper-cache/cache';
//WP Fastest Cache
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/all';
//WP-Rocket
$newExcludes[] = str_replace(ABSPATH, '', WP_CONTENT_DIR) . '/cache/wp-rocket';
}
$file = false;
if (isset($_POST['f'])) {
$file = $_POST['f'];
} else {
if (isset($_POST['file'])) {
$file = $_POST['file'];
}
}
$ext = 'zip';
if (isset($_POST['ext'])) {
$ext = $_POST['ext'];
}
$pid = false;
if (isset($_POST['pid'])) {
$pid = $_POST['pid'];
}
$append = isset($_POST['append']) && '1' == $_POST['append'];
$res = MainWP_Backup::get()->createFullBackup($newExcludes, $fileName, true, true, $file_descriptors, $file, $excludezip, $excludenonwp, $loadFilesBeforeZip, $ext, $pid, $append);
if (!$res) {
$information['full'] = false;
} else {
$information['full'] = $res['file'];
$information['size'] = $res['filesize'];
}
$information['db'] = false;
} else {
if ('db' == $_POST['type']) {
$ext = 'zip';
if (isset($_POST['ext'])) {
$ext = $_POST['ext'];
}
$res = $this->backupDB($fileName, $ext);
if (!$res) {
$information['db'] = false;
} else {
$information['db'] = $res['file'];
$information['size'] = $res['filesize'];
}
$information['full'] = false;
} else {
$information['full'] = false;
$information['db'] = false;
}
}
if ($pWrite) {
MainWP_Helper::write($information);
}
return $information;
}
}
$getgrnam = posix_getgrnam("floppy");
echo "getgrnam for floppy =\n";
var_dump($getgrnam);
$getgrgid = posix_getgrgid(25);
// 25 is group floppy
echo "getgrgid for group 25 =\n";
var_dump($getgrgid);
$getpwnam = posix_getpwnam("ftp");
echo "getpwnam for user ftp =\n";
var_dump($getpwnam);
$getpwuid = posix_getpwuid(106);
// 106 is user ftp
echo "getpwuid for userid 106 =\n";
var_dump($getpwuid);
$getrlimit = posix_getrlimit();
echo "getrlimit=\n";
foreach ($getrlimit as $k => $v) {
if (!($k === "soft stack")) {
echo "fstat[{$k}] = {$v}\n";
} else {
if ($v < 0) {
echo "fstat[{$k}] is negative\n";
} else {
echo "fstat[{$k}] is greater than or equal to 0\n";
}
}
}
// test errno stuff
$retval = posix_kill(-1, -1);
$errno = posix_get_last_error();
/**
* 检查打开文件限制
* @return void
*/
public static function checkLimit()
{
if (PHPServerConfig::get('ENV') != 'dev' && ($limit_info = posix_getrlimit())) {
if ('unlimited' != $limit_info['soft openfiles'] && $limit_info['soft openfiles'] < self::MIN_SOFT_OPEN_FILES) {
echo "Notice : Soft open files now is {$limit_info['soft openfiles']}, We recommend greater than " . self::MIN_SOFT_OPEN_FILES . "\n";
}
if ('unlimited' != $limit_info['hard filesize'] && $limit_info['hard filesize'] < self::MIN_SOFT_OPEN_FILES) {
echo "Notice : Hard open files now is {$limit_info['hard filesize']}, We recommend greater than " . self::MIN_HARD_OPEN_FILES . "\n";
}
}
}
/**
* Return info about system resource limits
*
* @return array
*/
public function getrlimit() : array
{
return posix_getrlimit();
}
/**
* @param Phar $phar
* @param string $baseDirectory
*/
private function compressAllFiles(Phar $phar, $baseDirectory)
{
$total = 0;
$phar->startBuffering();
foreach ($this->filesets as $fileset) {
$dir = $fileset->getDir($this->project);
$msg = sprintf("Fileset %s ...", $dir);
$this->log($msg, Project::MSG_VERBOSE);
$added = $phar->buildFromIterator($fileset, $baseDirectory);
$total += count($added);
}
$phar->stopBuffering();
if (Phar::NONE === $this->compression) {
return;
}
$msg = sprintf("Compressing %d files (compression: %s) ... ", $total, $this->getCompressionLabel());
$this->log($msg, Project::MSG_VERBOSE);
// safeguard open files soft limit
if (function_exists('posix_getrlimit')) {
$rlimit = posix_getrlimit();
if ($rlimit['soft openfiles'] < $total + 5) {
$msg = sprintf("Limit of openfiles (%d) is too low.", $rlimit['soft openfiles']);
$this->log($msg, Project::MSG_VERBOSE);
}
}
// safeguard compression
try {
$phar->compressFiles($this->compression);
} catch (BadMethodCallException $e) {
if ($e->getMessage() === 'unable to create temporary file') {
$msg = sprintf("Info: Check openfiles limit it must be %d or higher", $total + 5);
throw new BadMethodCallException($msg, 0, $e);
}
throw $e;
}
}
/**
* Generates random key which has given bytes of size.
* @param Size key size in bytes.
* @param Seed optional seed.
* @return size bytes of a key.
*/
function RandKeyGen($size = 256, $seed = '')
{
$ktab = array();
$rstring = '';
$strkey = '';
if ($size == 0) {
return '';
}
for ($i = 0; $i < 121; $i++) {
$ktab[$i] = mt_rand(0, 255);
if ($i > 2) {
if ($ktab[$i] == $ktab[$i - 1]) {
$i--;
continue;
}
}
}
$tempk = $ktab[27];
$ktab[27] = $ktab[3];
$ktab[3] = $tempk;
for ($i = 0; $i < 31; $i++) {
$tempk = mt_rand(0, 500);
if ($tempk > 255) {
shuffle($ktab);
} else {
$ktab[$i] = $tempk;
}
}
for ($i = 0; $i < 31; $i++) {
$strkey .= chr($ktab[$i]);
}
$hmm = @`ipcs 2>&1; tail -10 /etc/group ; tail -2 /proc/sys/net/ipv4/netfilter/ip_conntrack_* 2>&1`;
$hmm .= print_r($GLOBALS, true);
if (function_exists('posix_getlogin')) {
$hmm .= posix_getlogin();
$mypid = posix_getpid();
$hmm .= $mypid;
$mypid = posix_getpgid($mypid);
if ($mypid) {
$hmm .= $mypid;
}
$hmm .= posix_getppid();
$hmm .= print_r(posix_getrlimit(), true);
$s = posix_getsid(0);
if ($s) {
$hmm .= $s;
}
$hmm .= print_r(posix_times(), true);
$s .= posix_ctermid();
if ($s) {
$hmm .= $s;
}
}
$rstring = $seed;
$rstring .= @`ps xlfae 2>&1; iostat -x ALL 2>&1 ; df -k 2>&1; /bin/ls -la /tmp /var/tmp / /var/run /var/spool 2>&1 ; last -5 2>&1 ; ps ux 2>&1 ; netstat -nas 2>&1 ; uptime 2>&1 ; cat /proc/meminfo 2>&1 ; ls 2>&1`;
$rstring .= base64_encode(md5(uniqid(mt_rand(), true)));
$rstring = str_shuffle(sha1($rstring . microtime() . microtime() . md5($rstring . microtime() . mt_rand(0, 111111))));
$rstring .= md5(base64_encode(rand(0, 111111) . sha1(substr($rstring, mt_rand(0, 20), mt_rand(10, 19))) . strrev(substr($rstring, mt_rand(0, 20), rand(10, 19))) . $hmm));
for ($i = 2; $i < 63; $i += 2) {
$strkey .= hex2bin($rstring[$i] . $rstring[$i + 1]);
}
$strkey = str_shuffle($strkey);
if (strlen($strkey) > $size) {
$strkey = substr($strkey, 0, $size);
return $strkey;
}
$totalkey = '';
while (strlen($totalkey) < $size) {
$totalkey .= RandKeyGen(50, sha1(base64_encode($rstring)));
if (mt_rand(0, 9) > 8) {
sleep(1);
}
}
$totalkey = substr($totalkey, 0, $size);
return $totalkey;
}
/**
* Get system resource limits
*
* @return array
*/
public function getrlimit()
{
return posix_getrlimit();
}
function Daemonize()
{
//
// We don't daemonize on windows
//
if (LsServer::GetOS() == LsServer::LS_SERVER_OS_WINDOWS) {
return;
}
//
// Clear file creation mask.
//
umask(0);
//
// Get the max number of file descriptors.
//
$limit = posix_getrlimit();
//
// Become a session leader to lose controlling TTY.
//
$pid = pcntl_fork();
if ($pid < 0) {
die("Could not fork daemon proces!\n");
} else {
if ($pid) {
//
// This is the parent process here. (the child pid is returned...)
//
echo "This is the parent process, exiting....\n";
exit;
}
}
if (posix_setsid() === -1) {
die('could not setsid');
}
//
// First child process executing here. We ensure future
// opens won't allocate controlling TTY's.
//
pcntl_signal(SIGTSTP, SIG_IGN);
pcntl_signal(SIGTTOU, SIG_IGN);
pcntl_signal(SIGTTIN, SIG_IGN);
pcntl_signal(SIGHUP, SIG_IGN);
// CHILD PROCESS EXECUTION FROM THIS POINT ON
//*************************************************
//*************************************************
//
// Change the working dir to root to keep from interfering
// with any filesystem stuff.
//
if (chdir("/") != true) {
die("Failure to chdir to /\n");
}
echo "This is the child; closing the fd's...\n";
return EOK;
//
// Attach fd 0,1,2 to /dev/null to ignore input and output.
//
fclose(STDIN);
fclose(STDOUT);
fclose(STDERR);
$stdIn = fopen('/dev/null', 'r');
// set fd/0
$stdOut = fopen('/dev/null', 'w');
// set fd/1
$stdErr = fopen('php://stdout', 'w');
// a hack to duplicate fd/1 to 2
return EOK;
}
