Get state of workers.
public static getStateOfWorkers ( ) : array | ||
return | array | - information. |
/** * Called when request iterated. * @return integer Status. */ public function run() { $stime = microtime(true); $this->header('Content-Type: text/html; charset=utf-8'); ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> <title>Server status.</title> </head> <body> <br/>Uptime: <b><?php echo DateTime::diffAsText(Daemon::$startTime, time()); ?> </b> <br/><br/><b>State of workers:</b><?php $stat = Daemon::getStateOfWorkers(); ?> <br/>Idle: <?php echo $stat['idle']; ?> <br/>Busy: <?php echo $stat['busy']; ?> <br/>Total alive: <?php echo $stat['alive']; ?> <br/>Shutdown: <?php echo $stat['shutdown']; ?> <br/>Pre-init: <?php echo $stat['preinit']; ?> <br/>Wait-init: <?php echo $stat['waitinit']; ?> <br/>Init: <?php echo $stat['init']; ?> <br/> <br/>Request took: <?php printf('%f', round(microtime(true) - $stime, 6)); ?> </body> </html> <?php }
/** * Called when request iterated. * @return integer Status. */ public function run() { $this->sessionStart(); try { $this->header('Content-Type: text/html'); $this->setcookie('testcookie', '1'); } catch (\PHPDaemon\Request\RequestHeadersAlreadySent $e) { } $this->registerShutdownFunction(function () { ?> </html> <?php }); if (!isset($_SESSION['counter'])) { $_SESSION['counter'] = 0; } ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> <title>It works!</title> </head> <body> <h1>It works! Be happy! ;-) </h1> *Hello world!<br/> Testing Error Message: <?php trigger_error('_text_of_notice_'); ?> <br/>Counter of requests to this Application Instance: <b><?php echo ++$this->appInstance->counter; ?> </b> <br />Counter in session: <?php echo ++$_SESSION['counter']; ?> <br/>Memory usage: <?php $mem = memory_get_usage(); echo $mem / 1024 / 1024; ?> MB. (<?php echo $mem; ?> ) <br/>Memory real usage: <?php $mem = memory_get_usage(true); echo $mem / 1024 / 1024; ?> MB. (<?php echo $mem; ?> ) <br/>My PID: <?php echo getmypid(); ?> . <?php $user = posix_getpwuid(posix_getuid()); $group = posix_getgrgid(posix_getgid()); ?> <br/>My user/group: <?php echo $user['name'] . '/' . $group['name']; $displaystate = true; if ($displaystate) { ?> <br/><br/><b>State of workers:</b><?php $stat = \PHPDaemon\Core\Daemon::getStateOfWorkers(); ?> <br/>Idle: <?php echo $stat['idle']; ?> <br/>Busy: <?php echo $stat['busy']; ?> <br/>Total alive: <?php echo $stat['alive']; ?> <br/>Shutdown: <?php echo $stat['shutdown']; ?> <br/>Pre-init: <?php echo $stat['preinit']; ?> <br/>Init: <?php echo $stat['init']; ?> <br/> <?php } ?> <br/><br/> <br/><br/> <form action="<?php echo htmlspecialchars($_SERVER['REQUEST_URI'], ENT_QUOTES); ?> " method="post" enctype="multipart/form-data"> <input type="file" name="myfile"/> <input type="submit" name="submit" value="Upload"/> </form> <br/> <form action="<?php echo htmlspecialchars($_SERVER['REQUEST_URI'], ENT_QUOTES); ?> " method="post"> <input type="text" name="mytext" value=""/> <input type="submit" name="submit" value="Send"/> </form> <pre> <?php var_dump(['_GET' => $_GET, '_POST' => $_POST, '_COOKIE' => $_COOKIE, '_REQUEST' => $_REQUEST, '_FILES' => $_FILES, '_SERVER' => $_SERVER]); ?> </pre> <br/>Request took: <?php printf('%f', round(microtime(true) - $_SERVER['REQUEST_TIME_FLOAT'], 6)); //echo '<!-- '. str_repeat('x',1024*1024).' --->'; //echo '<!-- '. str_repeat('x',1024*1024).' --->'; //echo '<!-- '. str_repeat('x',1024*1024).' --->'; ?> </body> <?php }
/** * Actions on early startup. * @param string Optional. Config file path. * @return void */ public static function init($configFile = null) { if (!version_compare(PHP_VERSION, '5.4.0', '>=')) { Daemon::log('PHP >= 5.4.0 required.'); return; } //run without composer if (!function_exists('setTimeout')) { require 'PHPDaemon/Utils/func.php'; } Daemon::initSettings(); FileSystem::init(); Daemon::$runName = basename($_SERVER['argv'][0]); $error = FALSE; $argv = $_SERVER['argv']; $runmode = isset($argv[1]) ? str_replace('-', '', $argv[1]) : ''; $args = Bootstrap::getArgs($argv); if (!isset(self::$params[$runmode]) && !in_array($runmode, self::$commands)) { if ('' !== $runmode) { echo 'Unrecognized command: ' . $runmode . "\n"; } self::printUsage(); exit; } elseif ('help' === $runmode) { self::printHelp(); exit; } $n = null; if ('log' === $runmode) { if (isset($args['n'])) { $n = $args['n']; unset($args['n']); } else { $n = 20; } } if (isset($configFile)) { Daemon::$config->configfile->setHumanValue($configFile); } if (isset($args['configfile'])) { Daemon::$config->configfile->setHumanValue($args['configfile']); } if (!Daemon::$config->loadCmdLineArgs($args)) { $error = true; } if (!Daemon::loadConfig(Daemon::$config->configfile->value)) { $error = true; } if ('log' === $runmode) { passthru('tail -n ' . $n . ' -f ' . escapeshellarg(Daemon::$config->logstorage->value)); exit; } if (extension_loaded('apc') && ini_get('apc.enabled')) { Daemon::log('Detected pecl-apc extension enabled. Usage of bytecode caching (APC/eAccelerator/xcache/...) makes no sense at all in case of using phpDaemon \'cause phpDaemon includes files just in time itself.'); } if (isset(Daemon::$config->locale->value) && Daemon::$config->locale->value !== '') { setlocale(LC_ALL, array_map('trim', explode(',', Daemon::$config->locale->value))); } if (Daemon::$config->autoreimport->value && !is_callable('runkit_import')) { Daemon::log('[WARN] runkit extension not found. You should install it or disable --auto-reimport. Non-critical error.'); } if (!is_callable('posix_kill')) { Daemon::log('[EMERG] Posix not found. You should compile PHP without \'--disable-posix\'.'); $error = true; } if (!is_callable('pcntl_signal')) { Daemon::log('[EMERG] PCNTL not found. You should compile PHP with \'--enable-pcntl\'.'); $error = true; } if (extension_loaded('libevent')) { Daemon::log('[EMERG] libevent extension found. You have to remove libevent.so extension.'); $error = true; } $eventVer = '1.6.1'; $eventVerType = 'stable'; if (!Daemon::loadModuleIfAbsent('event', $eventVer . '-' . $eventVerType)) { Daemon::log('[EMERG] event extension >= ' . $eventVer . ' not found (or OUTDATED). You have to install it. `pecl install http://pecl.php.net/get/event`'); $error = true; } if (!is_callable('socket_create')) { Daemon::log('[EMERG] Sockets extension not found. You should compile PHP with \'--enable-sockets\'.'); $error = true; } if (!is_callable('shmop_open')) { Daemon::log('[EMERG] Shmop extension not found. You should compile PHP with \'--enable-shmop\'.'); $error = true; } if (!isset(Daemon::$config->user)) { Daemon::log('[EMERG] You must set \'user\' parameter.'); $error = true; } if (!isset(Daemon::$config->path)) { Daemon::log('[EMERG] You must set \'path\' parameter (path to your application resolver).'); $error = true; } if (!file_exists(Daemon::$config->pidfile->value)) { if (!touch(Daemon::$config->pidfile->value)) { Daemon::log('[EMERG] Couldn\'t create pid-file \'' . Daemon::$config->pidfile->value . '\'.'); $error = true; } Bootstrap::$pid = 0; } elseif (!is_file(Daemon::$config->pidfile->value)) { Daemon::log('Pid-file \'' . Daemon::$config->pidfile->value . '\' must be a regular file.'); Bootstrap::$pid = FALSE; $error = true; } elseif (!is_writable(Daemon::$config->pidfile->value)) { Daemon::log('Pid-file \'' . Daemon::$config->pidfile->value . '\' must be writable.'); $error = true; } elseif (!is_readable(Daemon::$config->pidfile->value)) { Daemon::log('Pid-file \'' . Daemon::$config->pidfile->value . '\' must be readable.'); Bootstrap::$pid = FALSE; $error = true; } else { Bootstrap::$pid = (int) file_get_contents(Daemon::$config->pidfile->value); } if (Daemon::$config->chroot->value !== '/') { if (posix_getuid() != 0) { Daemon::log('You must have the root privileges to change root.'); $error = true; } } $pathList = preg_split('~\\s*;\\s*~', Daemon::$config->path->value); $found = false; foreach ($pathList as $path) { if (@is_file($path)) { Daemon::$appResolverPath = $path; $found = true; break; } } if (!$found) { Daemon::log('Your application resolver \'' . Daemon::$config->path->value . '\' is not available (config directive \'path\').'); $error = true; } Daemon::$appResolver = (require Daemon::$appResolverPath); if (isset(Daemon::$config->group->value) && is_callable('posix_getgid')) { if (($sg = posix_getgrnam(Daemon::$config->group->value)) === FALSE) { Daemon::log('Unexisting group \'' . Daemon::$config->group->value . '\'. You have to replace config-variable \'group\' with existing group-name.'); $error = true; } elseif ($sg['gid'] != posix_getgid() && posix_getuid() != 0) { Daemon::log('You must have the root privileges to change group.'); $error = true; } } if (isset(Daemon::$config->user->value) && is_callable('posix_getuid')) { if (($su = posix_getpwnam(Daemon::$config->user->value)) === FALSE) { Daemon::log('Unexisting user \'' . Daemon::$config->user->value . '\', user not found. You have to replace config-variable \'user\' with existing username.'); $error = true; } elseif ($su['uid'] != posix_getuid() && posix_getuid() != 0) { Daemon::log('You must have the root privileges to change user.'); $error = true; } } if (isset(Daemon::$config->minspareworkers->value) && Daemon::$config->minspareworkers->value > 0 && isset(Daemon::$config->maxspareworkers->value) && Daemon::$config->maxspareworkers->value > 0) { if (Daemon::$config->minspareworkers->value > Daemon::$config->maxspareworkers->value) { Daemon::log('\'minspareworkers\' cannot be greater than \'maxspareworkers\'.'); $error = true; } } if (isset(Daemon::$config->addincludepath->value)) { ini_set('include_path', ini_get('include_path') . ':' . implode(':', Daemon::$config->addincludepath->value)); } if (isset(Daemon::$config->minworkers->value) && isset(Daemon::$config->maxworkers->value)) { if (Daemon::$config->minworkers->value > Daemon::$config->maxworkers->value) { Daemon::$config->minworkers->value = Daemon::$config->maxworkers->value; } } if ($runmode === 'start') { if ($error === FALSE) { Bootstrap::start(); } else { exit(6); } } elseif ($runmode === 'runworker') { if ($error === FALSE) { Bootstrap::runworker(); } else { exit(6); } } elseif ($runmode === 'status' || $runmode === 'fullstatus') { $status = Bootstrap::$pid && Thread\Generic::ifExistsByPid(Bootstrap::$pid); echo '[STATUS] phpDaemon ' . Daemon::$version . ' is ' . ($status ? 'running' : 'NOT running') . ' (' . Daemon::$config->pidfile->value . ").\n"; if ($status && $runmode === 'fullstatus') { echo 'Uptime: ' . DateTime::diffAsText(filemtime(Daemon::$config->pidfile->value), time()) . "\n"; Daemon::$shm_wstate = new ShmEntity(Daemon::$config->pidfile->value, Daemon::SHM_WSTATE_SIZE, 'wstate'); $stat = Daemon::getStateOfWorkers(); echo "State of workers:\n"; echo "\tTotal: " . $stat['alive'] . "\n"; echo "\tIdle: " . $stat['idle'] . "\n"; echo "\tBusy: " . $stat['busy'] . "\n"; echo "\tShutdown: " . $stat['shutdown'] . "\n"; echo "\tPre-init: " . $stat['preinit'] . "\n"; echo "\tInit: " . $stat['init'] . "\n"; } echo "\n"; } elseif ($runmode === 'update') { if (!Bootstrap::$pid || !posix_kill(Bootstrap::$pid, SIGHUP)) { echo '[UPDATE] ERROR. It seems that phpDaemon is not running' . (Bootstrap::$pid ? ' (PID ' . Bootstrap::$pid . ')' : '') . ".\n"; } } elseif ($runmode === 'reopenlog') { if (!Bootstrap::$pid || !posix_kill(Bootstrap::$pid, SIGUSR1)) { echo '[REOPEN-LOG] ERROR. It seems that phpDaemon is not running' . (Bootstrap::$pid ? ' (PID ' . Bootstrap::$pid . ')' : '') . ".\n"; } } elseif ($runmode === 'reload') { if (!Bootstrap::$pid || !posix_kill(Bootstrap::$pid, SIGUSR2)) { echo '[RELOAD] ERROR. It seems that phpDaemon is not running' . (Bootstrap::$pid ? ' (PID ' . Bootstrap::$pid . ')' : '') . ".\n"; } } elseif ($runmode === 'restart') { if ($error === FALSE) { Bootstrap::stop(2); Bootstrap::start(); } } elseif ($runmode === 'hardrestart') { Bootstrap::stop(3); Bootstrap::start(); } elseif ($runmode === 'ipcpath') { $i = Daemon::$appResolver->getInstanceByAppName('\\PHPDaemon\\IPCManager\\IPCManager'); echo $i->getSocketUrl() . PHP_EOL; } elseif ($runmode === 'configtest') { $term = new Terminal(); $term->enableColor(); echo "\n"; $rows = []; $rows[] = ['parameter' => 'PARAMETER', 'value' => 'VALUE', '_color' => '37', '_bold' => true]; foreach (Daemon::$config as $name => $entry) { if (!$entry instanceof Generic) { continue; } $row = ['parameter' => $name, 'value' => var_export($entry->humanValue, true)]; if ($entry->defaultValue != $entry->humanValue) { $row['value'] .= ' (' . var_export($entry->defaultValue, true) . ')'; } $rows[] = $row; } $term->drawtable($rows); echo "\n"; } elseif ($runmode === 'stop') { Bootstrap::stop(); } elseif ($runmode === 'gracefulstop') { Bootstrap::stop(4); } elseif ($runmode === 'hardstop') { echo '[HARDSTOP] Sending SIGINT to ' . Bootstrap::$pid . '... '; $ok = Bootstrap::$pid && posix_kill(Bootstrap::$pid, SIGINT); echo $ok ? 'OK.' : 'ERROR. It seems that phpDaemon is not running.'; if ($ok) { $i = 0; while ($r = Thread\Generic::ifExistsByPid(Bootstrap::$pid)) { usleep(500000); if ($i === 9) { echo "\nphpDaemon master-process hasn't finished. Sending SIGKILL... "; posix_kill(Bootstrap::$pid, SIGKILL); sleep(0.2); if (!Thread\Generic::ifExistsByPid(Bootstrap::$pid)) { echo " Oh, his blood is on my hands :'("; } else { echo "ERROR: Process alive. Permissions?"; } break; } ++$i; } } echo "\n"; } }
/** * @return int */ protected function callMPM() { $state = Daemon::getStateOfWorkers($this); if (isset(Daemon::$config->mpm->value) && is_callable(Daemon::$config->mpm->value)) { return call_user_func(Daemon::$config->mpm->value, $this, $state); } $upToMinWorkers = Daemon::$config->minworkers->value - $state['alive']; $upToMaxWorkers = Daemon::$config->maxworkers->value - $state['alive']; $upToMinSpareWorkers = Daemon::$config->minspareworkers->value - $state['idle']; if ($upToMinSpareWorkers > $upToMaxWorkers) { $upToMinSpareWorkers = $upToMaxWorkers; } $n = max($upToMinSpareWorkers, $upToMinWorkers); if ($n > 0) { //Daemon::log('minspareworkers = '.Daemon::$config->minspareworkers->value); //Daemon::log('maxworkers = '.Daemon::$config->maxworkers->value); //Daemon::log('maxspareworkers = '.Daemon::$config->maxspareworkers->value); //Daemon::log(json_encode($state)); //Daemon::log('upToMinSpareWorkers = ' . $upToMinSpareWorkers . ' upToMinWorkers = ' . $upToMinWorkers); Daemon::log('Spawning ' . $n . ' worker(s)'); $this->spawnWorkers($n); return $n; } $a = ['default' => 0]; if (Daemon::$config->maxspareworkers->value > 0) { // if MaxSpareWorkers enabled, we have to stop idle workers, keeping in mind the MinWorkers $a['downToMaxSpareWorkers'] = min($state['idle'] - Daemon::$config->maxspareworkers->value, $state['alive'] - Daemon::$config->minworkers->value); } $a['downToMaxWorkers'] = $state['alive'] - $state['reloading'] - Daemon::$config->maxworkers->value; $n = max($a); if ($n > 0) { //Daemon::log('down = ' . json_encode($a)); //Daemon::log(json_encode($state)); Daemon::log('Stopping ' . $n . ' worker(s)'); $this->stopWorkers($n); return -$n; } return 0; }