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- <?php
- /**
- * This file is part of workerman.
- *
- * Licensed under The MIT License
- * For full copyright and license information, please see the MIT-LICENSE.txt
- * Redistributions of files must retain the above copyright notice.
- *
- * @author walkor<walkor@workerman.net>
- * @copyright walkor<walkor@workerman.net>
- * @link http://www.workerman.net/
- * @license http://www.opensource.org/licenses/mit-license.php MIT License
- */
- namespace Workerman;
- require_once __DIR__ . '/Lib/Constants.php';
- use Workerman\Events\EventInterface;
- use Workerman\Connection\ConnectionInterface;
- use Workerman\Connection\TcpConnection;
- use Workerman\Connection\UdpConnection;
- use Workerman\Lib\Timer;
- use Workerman\Events\Select;
- use \Exception;
- /**
- * Worker class
- * A container for listening ports
- */
- #[\AllowDynamicProperties]
- class Worker
- {
- /**
- * Version.
- *
- * @var string
- */
- const VERSION = '3.5.35';
- /**
- * Status starting.
- *
- * @var int
- */
- const STATUS_STARTING = 1;
- /**
- * Status running.
- *
- * @var int
- */
- const STATUS_RUNNING = 2;
- /**
- * Status shutdown.
- *
- * @var int
- */
- const STATUS_SHUTDOWN = 4;
- /**
- * Status reloading.
- *
- * @var int
- */
- const STATUS_RELOADING = 8;
- /**
- * After sending the restart command to the child process KILL_WORKER_TIMER_TIME seconds,
- * if the process is still living then forced to kill.
- *
- * @var int
- */
- const KILL_WORKER_TIMER_TIME = 2;
- /**
- * Default backlog. Backlog is the maximum length of the queue of pending connections.
- *
- * @var int
- */
- const DEFAULT_BACKLOG = 102400;
- /**
- * Max udp package size.
- *
- * @var int
- */
- const MAX_UDP_PACKAGE_SIZE = 65535;
- /**
- * The safe distance for columns adjacent
- *
- * @var int
- */
- const UI_SAFE_LENGTH = 4;
- /**
- * Worker id.
- *
- * @var int
- */
- public $id = 0;
- /**
- * Name of the worker processes.
- *
- * @var string
- */
- public $name = 'none';
- /**
- * Number of worker processes.
- *
- * @var int
- */
- public $count = 1;
- /**
- * Unix user of processes, needs appropriate privileges (usually root).
- *
- * @var string
- */
- public $user = '';
- /**
- * Unix group of processes, needs appropriate privileges (usually root).
- *
- * @var string
- */
- public $group = '';
- /**
- * reloadable.
- *
- * @var bool
- */
- public $reloadable = true;
- /**
- * reuse port.
- *
- * @var bool
- */
- public $reusePort = false;
- /**
- * Emitted when worker processes start.
- *
- * @var callable
- */
- public $onWorkerStart = null;
- /**
- * Emitted when a socket connection is successfully established.
- *
- * @var callable
- */
- public $onConnect = null;
- /**
- * Emitted when data is received.
- *
- * @var callable
- */
- public $onMessage = null;
- /**
- * Emitted when the other end of the socket sends a FIN packet.
- *
- * @var callable
- */
- public $onClose = null;
- /**
- * Emitted when an error occurs with connection.
- *
- * @var callable
- */
- public $onError = null;
- /**
- * Emitted when the send buffer becomes full.
- *
- * @var callable
- */
- public $onBufferFull = null;
- /**
- * Emitted when the send buffer becomes empty.
- *
- * @var callable
- */
- public $onBufferDrain = null;
- /**
- * Emitted when worker processes stoped.
- *
- * @var callable
- */
- public $onWorkerStop = null;
- /**
- * Emitted when worker processes get reload signal.
- *
- * @var callable
- */
- public $onWorkerReload = null;
- /**
- * Transport layer protocol.
- *
- * @var string
- */
- public $transport = 'tcp';
- /**
- * Store all connections of clients.
- *
- * @var array
- */
- public $connections = array();
- /**
- * Application layer protocol.
- *
- * @var string
- */
- public $protocol = null;
- /**
- * Root path for autoload.
- *
- * @var string
- */
- protected $_autoloadRootPath = '';
- /**
- * Pause accept new connections or not.
- *
- * @var bool
- */
- protected $_pauseAccept = true;
- /**
- * Is worker stopping ?
- * @var bool
- */
- public $stopping = false;
- /**
- * Daemonize.
- *
- * @var bool
- */
- public static $daemonize = false;
- /**
- * Stdout file.
- *
- * @var string
- */
- public static $stdoutFile = '/dev/null';
- /**
- * The file to store master process PID.
- *
- * @var string
- */
- public static $pidFile = '';
- /**
- * Log file.
- *
- * @var mixed
- */
- public static $logFile = '';
- /**
- * Global event loop.
- *
- * @var EventInterface
- */
- public static $globalEvent = null;
- /**
- * Emitted when the master process get reload signal.
- *
- * @var callable
- */
- public static $onMasterReload = null;
- /**
- * Emitted when the master process terminated.
- *
- * @var callable
- */
- public static $onMasterStop = null;
- /**
- * EventLoopClass
- *
- * @var string
- */
- public static $eventLoopClass = '';
- /**
- * Process title
- *
- * @var string
- */
- public static $processTitle = 'WorkerMan';
- /**
- * The PID of master process.
- *
- * @var int
- */
- protected static $_masterPid = 0;
- /**
- * Listening socket.
- *
- * @var resource
- */
- protected $_mainSocket = null;
- /**
- * Socket name. The format is like this http://0.0.0.0:80 .
- *
- * @var string
- */
- protected $_socketName = '';
- /** parse from _socketName avoid parse again in master or worker
- * LocalSocket The format is like tcp://0.0.0.0:8080
- * @var string
- */
- protected $_localSocket=null;
- /**
- * Context of socket.
- *
- * @var resource
- */
- protected $_context = null;
- /**
- * All worker instances.
- *
- * @var Worker[]
- */
- protected static $_workers = array();
- /**
- * All worker processes pid.
- * The format is like this [worker_id=>[pid=>pid, pid=>pid, ..], ..]
- *
- * @var array
- */
- protected static $_pidMap = array();
- /**
- * All worker processes waiting for restart.
- * The format is like this [pid=>pid, pid=>pid].
- *
- * @var array
- */
- protected static $_pidsToRestart = array();
- /**
- * Mapping from PID to worker process ID.
- * The format is like this [worker_id=>[0=>$pid, 1=>$pid, ..], ..].
- *
- * @var array
- */
- protected static $_idMap = array();
- /**
- * Current status.
- *
- * @var int
- */
- protected static $_status = self::STATUS_STARTING;
- /**
- * Maximum length of the worker names.
- *
- * @var int
- */
- protected static $_maxWorkerNameLength = 12;
- /**
- * Maximum length of the socket names.
- *
- * @var int
- */
- protected static $_maxSocketNameLength = 12;
- /**
- * Maximum length of the process user names.
- *
- * @var int
- */
- protected static $_maxUserNameLength = 12;
- /**
- * Maximum length of the Proto names.
- *
- * @var int
- */
- protected static $_maxProtoNameLength = 4;
- /**
- * Maximum length of the Processes names.
- *
- * @var int
- */
- protected static $_maxProcessesNameLength = 9;
- /**
- * Maximum length of the Status names.
- *
- * @var int
- */
- protected static $_maxStatusNameLength = 1;
- /**
- * The file to store status info of current worker process.
- *
- * @var string
- */
- protected static $_statisticsFile = '';
- /**
- * Start file.
- *
- * @var string
- */
- protected static $_startFile = '';
- /**
- * OS.
- *
- * @var string
- */
- protected static $_OS = \OS_TYPE_LINUX;
- /**
- * Processes for windows.
- *
- * @var array
- */
- protected static $_processForWindows = array();
- /**
- * Status info of current worker process.
- *
- * @var array
- */
- protected static $_globalStatistics = array(
- 'start_timestamp' => 0,
- 'worker_exit_info' => array()
- );
- /**
- * Available event loops.
- *
- * @var array
- */
- protected static $_availableEventLoops = array(
- 'libevent' => '\Workerman\Events\Libevent',
- 'event' => '\Workerman\Events\Event'
- // Temporarily removed swoole because it is not stable enough
- //'swoole' => '\Workerman\Events\Swoole'
- );
- /**
- * PHP built-in protocols.
- *
- * @var array
- */
- protected static $_builtinTransports = array(
- 'tcp' => 'tcp',
- 'udp' => 'udp',
- 'unix' => 'unix',
- 'ssl' => 'tcp'
- );
- /**
- * PHP built-in error types.
- *
- * @var array
- */
- protected static $_errorType = array(
- \E_ERROR => 'E_ERROR', // 1
- \E_WARNING => 'E_WARNING', // 2
- \E_PARSE => 'E_PARSE', // 4
- \E_NOTICE => 'E_NOTICE', // 8
- \E_CORE_ERROR => 'E_CORE_ERROR', // 16
- \E_CORE_WARNING => 'E_CORE_WARNING', // 32
- \E_COMPILE_ERROR => 'E_COMPILE_ERROR', // 64
- \E_COMPILE_WARNING => 'E_COMPILE_WARNING', // 128
- \E_USER_ERROR => 'E_USER_ERROR', // 256
- \E_USER_WARNING => 'E_USER_WARNING', // 512
- \E_USER_NOTICE => 'E_USER_NOTICE', // 1024
- \E_STRICT => 'E_STRICT', // 2048
- \E_RECOVERABLE_ERROR => 'E_RECOVERABLE_ERROR', // 4096
- \E_DEPRECATED => 'E_DEPRECATED', // 8192
- \E_USER_DEPRECATED => 'E_USER_DEPRECATED' // 16384
- );
- /**
- * Graceful stop or not.
- *
- * @var bool
- */
- protected static $_gracefulStop = false;
- /**
- * Standard output stream
- * @var resource
- */
- protected static $_outputStream = null;
- /**
- * If $outputStream support decorated
- * @var bool
- */
- protected static $_outputDecorated = null;
- /**
- * Run all worker instances.
- *
- * @return void
- */
- public static function runAll()
- {
- static::checkSapiEnv();
- static::init();
- static::lock();
- static::parseCommand();
- static::daemonize();
- static::initWorkers();
- static::installSignal();
- static::saveMasterPid();
- static::unlock();
- static::displayUI();
- static::forkWorkers();
- static::resetStd();
- static::monitorWorkers();
- }
- /**
- * Check sapi.
- *
- * @return void
- */
- protected static function checkSapiEnv()
- {
- // Only for cli.
- if (\PHP_SAPI !== 'cli') {
- exit("Only run in command line mode \n");
- }
- if (\DIRECTORY_SEPARATOR === '\\') {
- self::$_OS = \OS_TYPE_WINDOWS;
- }
- }
- /**
- * Init.
- *
- * @return void
- */
- protected static function init()
- {
- \set_error_handler(function($code, $msg, $file, $line){
- Worker::safeEcho("$msg in file $file on line $line\n");
- });
- // Start file.
- $backtrace = \debug_backtrace();
- static::$_startFile = $backtrace[\count($backtrace) - 1]['file'];
- $unique_prefix = \str_replace('/', '_', static::$_startFile);
- // Pid file.
- if (empty(static::$pidFile)) {
- static::$pidFile = __DIR__ . "/../$unique_prefix.pid";
- }
- // Log file.
- if (empty(static::$logFile)) {
- static::$logFile = __DIR__ . '/../workerman.log';
- }
- $log_file = (string)static::$logFile;
- if (!\is_file($log_file)) {
- \touch($log_file);
- \chmod($log_file, 0622);
- }
- // State.
- static::$_status = static::STATUS_STARTING;
- // For statistics.
- static::$_globalStatistics['start_timestamp'] = \time();
- static::$_statisticsFile = \sys_get_temp_dir() . "/$unique_prefix.status";
- // Process title.
- static::setProcessTitle(static::$processTitle . ': master process start_file=' . static::$_startFile);
- // Init data for worker id.
- static::initId();
- // Timer init.
- Timer::init();
- }
- /**
- * Lock.
- *
- * @return void
- */
- protected static function lock()
- {
- $fd = \fopen(static::$_startFile, 'r');
- if ($fd && !flock($fd, LOCK_EX)) {
- static::log('Workerman['.static::$_startFile.'] already running.');
- exit;
- }
- }
- /**
- * Unlock.
- *
- * @return void
- */
- protected static function unlock()
- {
- $fd = \fopen(static::$_startFile, 'r');
- $fd && flock($fd, \LOCK_UN);
- }
- /**
- * Init All worker instances.
- *
- * @return void
- */
- protected static function initWorkers()
- {
- if (static::$_OS !== \OS_TYPE_LINUX) {
- return;
- }
- foreach (static::$_workers as $worker) {
- // Worker name.
- if (empty($worker->name)) {
- $worker->name = 'none';
- }
- // Get unix user of the worker process.
- if (empty($worker->user)) {
- $worker->user = static::getCurrentUser();
- } else {
- if (\posix_getuid() !== 0 && $worker->user !== static::getCurrentUser()) {
- static::log('Warning: You must have the root privileges to change uid and gid.');
- }
- }
- // Socket name.
- $worker->socket = $worker->getSocketName();
- // Status name.
- $worker->status = '<g> [OK] </g>';
- // Get column mapping for UI
- foreach(static::getUiColumns() as $column_name => $prop){
- !isset($worker->{$prop}) && $worker->{$prop} = 'NNNN';
- $prop_length = \strlen($worker->{$prop});
- $key = '_max' . \ucfirst(\strtolower($column_name)) . 'NameLength';
- static::$$key = \max(static::$$key, $prop_length);
- }
- // Listen.
- if (!$worker->reusePort) {
- $worker->listen();
- }
- }
- }
- /**
- * Reload all worker instances.
- *
- * @return void
- */
- public static function reloadAllWorkers()
- {
- static::init();
- static::initWorkers();
- static::displayUI();
- static::$_status = static::STATUS_RELOADING;
- }
- /**
- * Get all worker instances.
- *
- * @return array
- */
- public static function getAllWorkers()
- {
- return static::$_workers;
- }
- /**
- * Get global event-loop instance.
- *
- * @return EventInterface
- */
- public static function getEventLoop()
- {
- return static::$globalEvent;
- }
- /**
- * Get main socket resource
- * @return resource
- */
- public function getMainSocket(){
- return $this->_mainSocket;
- }
- /**
- * Init idMap.
- * return void
- */
- protected static function initId()
- {
- foreach (static::$_workers as $worker_id => $worker) {
- $new_id_map = array();
- $worker->count = $worker->count < 1 ? 1 : $worker->count;
- for($key = 0; $key < $worker->count; $key++) {
- $new_id_map[$key] = isset(static::$_idMap[$worker_id][$key]) ? static::$_idMap[$worker_id][$key] : 0;
- }
- static::$_idMap[$worker_id] = $new_id_map;
- }
- }
- /**
- * Get unix user of current porcess.
- *
- * @return string
- */
- protected static function getCurrentUser()
- {
- $user_info = \posix_getpwuid(\posix_getuid());
- return $user_info['name'];
- }
- /**
- * Display staring UI.
- *
- * @return void
- */
- protected static function displayUI()
- {
- global $argv;
- if (\in_array('-q', $argv)) {
- return;
- }
- if (static::$_OS !== \OS_TYPE_LINUX) {
- static::safeEcho("----------------------- WORKERMAN -----------------------------\r\n");
- static::safeEcho('Workerman version:'. static::VERSION. ' PHP version:'. \PHP_VERSION. "\r\n");
- static::safeEcho("------------------------ WORKERS -------------------------------\r\n");
- static::safeEcho("worker listen processes status\r\n");
- return;
- }
- //show version
- $line_version = 'Workerman version:' . static::VERSION . \str_pad('PHP version:', 22, ' ', \STR_PAD_LEFT) . \PHP_VERSION;
- $line_version .= \str_pad('Event-Loop:', 22, ' ', \STR_PAD_LEFT) . static::getEventLoopName() . \PHP_EOL;
- !\defined('LINE_VERSIOIN_LENGTH') && \define('LINE_VERSIOIN_LENGTH', \strlen($line_version));
- $total_length = static::getSingleLineTotalLength();
- $line_one = '<n>' . \str_pad('<w> WORKERMAN </w>', $total_length + \strlen('<w></w>'), '-', \STR_PAD_BOTH) . '</n>'. \PHP_EOL;
- $line_two = \str_pad('<w> WORKERS </w>' , $total_length + \strlen('<w></w>'), '-', \STR_PAD_BOTH) . \PHP_EOL;
- static::safeEcho($line_one . $line_version . $line_two);
- //Show title
- $title = '';
- foreach(static::getUiColumns() as $column_name => $prop){
- $key = '_max' . \ucfirst(\strtolower($column_name)) . 'NameLength';
- //just keep compatible with listen name
- $column_name === 'socket' && $column_name = 'listen';
- $title.= "<w>{$column_name}</w>" . \str_pad('', static::$$key + static::UI_SAFE_LENGTH - \strlen($column_name));
- }
- $title && static::safeEcho($title . \PHP_EOL);
- //Show content
- foreach (static::$_workers as $worker) {
- $content = '';
- foreach(static::getUiColumns() as $column_name => $prop){
- $key = '_max' . \ucfirst(\strtolower($column_name)) . 'NameLength';
- \preg_match_all("/(<n>|<\/n>|<w>|<\/w>|<g>|<\/g>)/is", $worker->{$prop}, $matches);
- $place_holder_length = !empty($matches) ? \strlen(\implode('', $matches[0])) : 0;
- $content .= \str_pad($worker->{$prop}, static::$$key + static::UI_SAFE_LENGTH + $place_holder_length);
- }
- $content && static::safeEcho($content . \PHP_EOL);
- }
- //Show last line
- $line_last = \str_pad('', static::getSingleLineTotalLength(), '-') . \PHP_EOL;
- !empty($content) && static::safeEcho($line_last);
- if (static::$daemonize) {
- static::safeEcho("Input \"php $argv[0] stop\" to stop. Start success.\n\n");
- } else {
- static::safeEcho("Press Ctrl+C to stop. Start success.\n");
- }
- }
- /**
- * Get UI columns to be shown in terminal
- *
- * 1. $column_map: array('ui_column_name' => 'clas_property_name')
- * 2. Consider move into configuration in future
- *
- * @return array
- */
- public static function getUiColumns()
- {
- return array(
- 'proto' => 'transport',
- 'user' => 'user',
- 'worker' => 'name',
- 'socket' => 'socket',
- 'processes' => 'count',
- 'status' => 'status',
- );
- }
- /**
- * Get single line total length for ui
- *
- * @return int
- */
- public static function getSingleLineTotalLength()
- {
- $total_length = 0;
- foreach(static::getUiColumns() as $column_name => $prop){
- $key = '_max' . \ucfirst(\strtolower($column_name)) . 'NameLength';
- $total_length += static::$$key + static::UI_SAFE_LENGTH;
- }
- //keep beauty when show less colums
- !\defined('LINE_VERSIOIN_LENGTH') && \define('LINE_VERSIOIN_LENGTH', 0);
- $total_length <= LINE_VERSIOIN_LENGTH && $total_length = LINE_VERSIOIN_LENGTH;
- return $total_length;
- }
- /**
- * Parse command.
- *
- * @return void
- */
- protected static function parseCommand()
- {
- if (static::$_OS !== \OS_TYPE_LINUX) {
- return;
- }
- global $argv;
- // Check argv;
- $start_file = $argv[0];
- $available_commands = array(
- 'start',
- 'stop',
- 'restart',
- 'reload',
- 'status',
- 'connections',
- );
- $usage = "Usage: php yourfile <command> [mode]\nCommands: \nstart\t\tStart worker in DEBUG mode.\n\t\tUse mode -d to start in DAEMON mode.\nstop\t\tStop worker.\n\t\tUse mode -g to stop gracefully.\nrestart\t\tRestart workers.\n\t\tUse mode -d to start in DAEMON mode.\n\t\tUse mode -g to stop gracefully.\nreload\t\tReload codes.\n\t\tUse mode -g to reload gracefully.\nstatus\t\tGet worker status.\n\t\tUse mode -d to show live status.\nconnections\tGet worker connections.\n";
- if (!isset($argv[1]) || !\in_array($argv[1], $available_commands)) {
- if (isset($argv[1])) {
- static::safeEcho('Unknown command: ' . $argv[1] . "\n");
- }
- exit($usage);
- }
- // Get command.
- $command = \trim($argv[1]);
- $command2 = isset($argv[2]) ? $argv[2] : '';
- // Start command.
- $mode = '';
- if ($command === 'start') {
- if ($command2 === '-d' || static::$daemonize) {
- $mode = 'in DAEMON mode';
- } else {
- $mode = 'in DEBUG mode';
- }
- }
- static::log("Workerman[$start_file] $command $mode");
- // Get master process PID.
- $master_pid = \is_file(static::$pidFile) ? \file_get_contents(static::$pidFile) : 0;
- $master_is_alive = $master_pid && \posix_kill($master_pid, 0) && \posix_getpid() !== $master_pid;
- // Master is still alive?
- if ($master_is_alive) {
- if ($command === 'start') {
- static::log("Workerman[$start_file] already running");
- exit;
- }
- } elseif ($command !== 'start' && $command !== 'restart') {
- static::log("Workerman[$start_file] not run");
- exit;
- }
- // execute command.
- switch ($command) {
- case 'start':
- if ($command2 === '-d') {
- static::$daemonize = true;
- }
- break;
- case 'status':
- while (1) {
- if (\is_file(static::$_statisticsFile)) {
- @\unlink(static::$_statisticsFile);
- }
- // Master process will send SIGUSR2 signal to all child processes.
- \posix_kill($master_pid, SIGUSR2);
- // Sleep 1 second.
- \sleep(1);
- // Clear terminal.
- if ($command2 === '-d') {
- static::safeEcho("\33[H\33[2J\33(B\33[m", true);
- }
- // Echo status data.
- static::safeEcho(static::formatStatusData());
- if ($command2 !== '-d') {
- exit(0);
- }
- static::safeEcho("\nPress Ctrl+C to quit.\n\n");
- }
- exit(0);
- case 'connections':
- if (\is_file(static::$_statisticsFile) && \is_writable(static::$_statisticsFile)) {
- \unlink(static::$_statisticsFile);
- }
- // Master process will send SIGIO signal to all child processes.
- \posix_kill($master_pid, SIGIO);
- // Waiting amoment.
- \usleep(500000);
- // Display statisitcs data from a disk file.
- if(\is_readable(static::$_statisticsFile)) {
- \readfile(static::$_statisticsFile);
- }
- exit(0);
- case 'restart':
- case 'stop':
- if ($command2 === '-g') {
- static::$_gracefulStop = true;
- $sig = \SIGTERM;
- static::log("Workerman[$start_file] is gracefully stopping ...");
- } else {
- static::$_gracefulStop = false;
- $sig = \SIGINT;
- static::log("Workerman[$start_file] is stopping ...");
- }
- // Send stop signal to master process.
- $master_pid && \posix_kill($master_pid, $sig);
- // Timeout.
- $timeout = 5;
- $start_time = \time();
- // Check master process is still alive?
- while (1) {
- $master_is_alive = $master_pid && \posix_kill($master_pid, 0);
- if ($master_is_alive) {
- // Timeout?
- if (!static::$_gracefulStop && \time() - $start_time >= $timeout) {
- static::log("Workerman[$start_file] stop fail");
- exit;
- }
- // Waiting amoment.
- \usleep(10000);
- continue;
- }
- // Stop success.
- static::log("Workerman[$start_file] stop success");
- if ($command === 'stop') {
- exit(0);
- }
- if ($command2 === '-d') {
- static::$daemonize = true;
- }
- break;
- }
- break;
- case 'reload':
- if($command2 === '-g'){
- $sig = \SIGQUIT;
- }else{
- $sig = \SIGUSR1;
- }
- \posix_kill($master_pid, $sig);
- exit;
- default :
- if (isset($command)) {
- static::safeEcho('Unknown command: ' . $command . "\n");
- }
- exit($usage);
- }
- }
- /**
- * Format status data.
- *
- * @return string
- */
- protected static function formatStatusData()
- {
- static $total_request_cache = array();
- if (!\is_readable(static::$_statisticsFile)) {
- return '';
- }
- $info = \file(static::$_statisticsFile, \FILE_IGNORE_NEW_LINES);
- if (!$info) {
- return '';
- }
- $status_str = '';
- $current_total_request = array();
- $worker_info = \unserialize($info[0]);
- \ksort($worker_info, SORT_NUMERIC);
- unset($info[0]);
- $data_waiting_sort = array();
- $read_process_status = false;
- $total_requests = 0;
- $total_qps = 0;
- $total_connections = 0;
- $total_fails = 0;
- $total_memory = 0;
- $total_timers = 0;
- $maxLen1 = static::$_maxSocketNameLength;
- $maxLen2 = static::$_maxWorkerNameLength;
- foreach($info as $key => $value) {
- if (!$read_process_status) {
- $status_str .= $value . "\n";
- if (\preg_match('/^pid.*?memory.*?listening/', $value)) {
- $read_process_status = true;
- }
- continue;
- }
- if(\preg_match('/^[0-9]+/', $value, $pid_math)) {
- $pid = $pid_math[0];
- $data_waiting_sort[$pid] = $value;
- if(\preg_match('/^\S+?\s+?(\S+?)\s+?(\S+?)\s+?(\S+?)\s+?(\S+?)\s+?(\S+?)\s+?(\S+?)\s+?(\S+?)\s+?/', $value, $match)) {
- $total_memory += \intval(\str_ireplace('M','',$match[1]));
- $maxLen1 = \max($maxLen1,\strlen($match[2]));
- $maxLen2 = \max($maxLen2,\strlen($match[3]));
- $total_connections += \intval($match[4]);
- $total_fails += \intval($match[5]);
- $total_timers += \intval($match[6]);
- $current_total_request[$pid] = $match[7];
- $total_requests += \intval($match[7]);
- }
- }
- }
- foreach($worker_info as $pid => $info) {
- if (!isset($data_waiting_sort[$pid])) {
- $status_str .= "$pid\t" . \str_pad('N/A', 7) . " "
- . \str_pad($info['listen'], static::$_maxSocketNameLength) . " "
- . \str_pad($info['name'], static::$_maxWorkerNameLength) . " "
- . \str_pad('N/A', 11) . " " . \str_pad('N/A', 9) . " "
- . \str_pad('N/A', 7) . " " . \str_pad('N/A', 13) . " N/A [busy] \n";
- continue;
- }
- //$qps = isset($total_request_cache[$pid]) ? $current_total_request[$pid]
- if (!isset($total_request_cache[$pid]) || !isset($current_total_request[$pid])) {
- $qps = 0;
- } else {
- $qps = $current_total_request[$pid] - $total_request_cache[$pid];
- $total_qps += $qps;
- }
- $status_str .= $data_waiting_sort[$pid]. " " . \str_pad($qps, 6) ." [idle]\n";
- }
- $total_request_cache = $current_total_request;
- $status_str .= "----------------------------------------------PROCESS STATUS---------------------------------------------------\n";
- $status_str .= "Summary\t" . \str_pad($total_memory.'M', 7) . " "
- . \str_pad('-', $maxLen1) . " "
- . \str_pad('-', $maxLen2) . " "
- . \str_pad($total_connections, 11) . " " . \str_pad($total_fails, 9) . " "
- . \str_pad($total_timers, 7) . " " . \str_pad($total_requests, 13) . " "
- . \str_pad($total_qps,6)." [Summary] \n";
- return $status_str;
- }
- /**
- * Install signal handler.
- *
- * @return void
- */
- protected static function installSignal()
- {
- if (static::$_OS !== \OS_TYPE_LINUX) {
- return;
- }
- $signalHandler = '\Workerman\Worker::signalHandler';
- // stop
- \pcntl_signal(\SIGINT, $signalHandler, false);
- // graceful stop
- \pcntl_signal(\SIGTERM, $signalHandler, false);
- // reload
- \pcntl_signal(\SIGUSR1, $signalHandler, false);
- // graceful reload
- \pcntl_signal(\SIGQUIT, $signalHandler, false);
- // status
- \pcntl_signal(\SIGUSR2, $signalHandler, false);
- // connection status
- \pcntl_signal(\SIGIO, $signalHandler, false);
- // ignore
- \pcntl_signal(\SIGPIPE, \SIG_IGN, false);
- }
- /**
- * Reinstall signal handler.
- *
- * @return void
- */
- protected static function reinstallSignal()
- {
- if (static::$_OS !== \OS_TYPE_LINUX) {
- return;
- }
- $signalHandler = '\Workerman\Worker::signalHandler';
- // uninstall stop signal handler
- \pcntl_signal(\SIGINT, \SIG_IGN, false);
- // uninstall graceful stop signal handler
- \pcntl_signal(\SIGTERM, \SIG_IGN, false);
- // uninstall reload signal handler
- \pcntl_signal(\SIGUSR1, \SIG_IGN, false);
- // uninstall graceful reload signal handler
- \pcntl_signal(\SIGQUIT, \SIG_IGN, false);
- // uninstall status signal handler
- \pcntl_signal(\SIGUSR2, \SIG_IGN, false);
- // uninstall connections status signal handler
- \pcntl_signal(\SIGIO, \SIG_IGN, false);
- // reinstall stop signal handler
- static::$globalEvent->add(\SIGINT, EventInterface::EV_SIGNAL, $signalHandler);
- // reinstall graceful stop signal handler
- static::$globalEvent->add(\SIGTERM, EventInterface::EV_SIGNAL, $signalHandler);
- // reinstall reload signal handler
- static::$globalEvent->add(\SIGUSR1, EventInterface::EV_SIGNAL, $signalHandler);
- // reinstall graceful reload signal handler
- static::$globalEvent->add(\SIGQUIT, EventInterface::EV_SIGNAL, $signalHandler);
- // reinstall status signal handler
- static::$globalEvent->add(\SIGUSR2, EventInterface::EV_SIGNAL, $signalHandler);
- // reinstall connection status signal handler
- static::$globalEvent->add(\SIGIO, EventInterface::EV_SIGNAL, $signalHandler);
- }
- /**
- * Signal handler.
- *
- * @param int $signal
- */
- public static function signalHandler($signal)
- {
- switch ($signal) {
- // Stop.
- case \SIGINT:
- static::$_gracefulStop = false;
- static::stopAll();
- break;
- // Graceful stop.
- case \SIGTERM:
- static::$_gracefulStop = true;
- static::stopAll();
- break;
- // Reload.
- case \SIGQUIT:
- case \SIGUSR1:
- if($signal === \SIGQUIT){
- static::$_gracefulStop = true;
- }else{
- static::$_gracefulStop = false;
- }
- static::$_pidsToRestart = static::getAllWorkerPids();
- static::reload();
- break;
- // Show status.
- case \SIGUSR2:
- static::writeStatisticsToStatusFile();
- break;
- // Show connection status.
- case \SIGIO:
- static::writeConnectionsStatisticsToStatusFile();
- break;
- }
- }
- /**
- * Run as deamon mode.
- *
- * @throws Exception
- */
- protected static function daemonize()
- {
- if (!static::$daemonize || static::$_OS !== \OS_TYPE_LINUX) {
- return;
- }
- \umask(0);
- $pid = \pcntl_fork();
- if (-1 === $pid) {
- throw new Exception('Fork fail');
- } elseif ($pid > 0) {
- exit(0);
- }
- if (-1 === \posix_setsid()) {
- throw new Exception("Setsid fail");
- }
- // Fork again avoid SVR4 system regain the control of terminal.
- $pid = \pcntl_fork();
- if (-1 === $pid) {
- throw new Exception("Fork fail");
- } elseif (0 !== $pid) {
- exit(0);
- }
- }
- /**
- * Redirect standard input and output.
- *
- * @throws Exception
- */
- public static function resetStd()
- {
- if (!static::$daemonize || static::$_OS !== \OS_TYPE_LINUX) {
- return;
- }
- global $STDOUT, $STDERR;
- $handle = \fopen(static::$stdoutFile, "a");
- if ($handle) {
- unset($handle);
- \set_error_handler(function(){});
- \fclose($STDOUT);
- \fclose($STDERR);
- \fclose(\STDOUT);
- \fclose(\STDERR);
- $STDOUT = \fopen(static::$stdoutFile, "a");
- $STDERR = \fopen(static::$stdoutFile, "a");
- // change output stream
- static::$_outputStream = null;
- static::outputStream($STDOUT);
- \restore_error_handler();
- return;
- }
- throw new Exception('Can not open stdoutFile ' . static::$stdoutFile);
- }
- /**
- * Save pid.
- *
- * @throws Exception
- */
- protected static function saveMasterPid()
- {
- if (static::$_OS !== \OS_TYPE_LINUX) {
- return;
- }
- static::$_masterPid = \posix_getpid();
- if (false === \file_put_contents(static::$pidFile, static::$_masterPid)) {
- throw new Exception('can not save pid to ' . static::$pidFile);
- }
- }
- /**
- * Get event loop name.
- *
- * @return string
- */
- protected static function getEventLoopName()
- {
- if (static::$eventLoopClass) {
- return static::$eventLoopClass;
- }
- if (!\class_exists('\Swoole\Event', false)) {
- unset(static::$_availableEventLoops['swoole']);
- }
- $loop_name = '';
- foreach (static::$_availableEventLoops as $name=>$class) {
- if (\extension_loaded($name)) {
- $loop_name = $name;
- break;
- }
- }
- if ($loop_name) {
- if (\interface_exists('\React\EventLoop\LoopInterface')) {
- switch ($loop_name) {
- case 'libevent':
- static::$eventLoopClass = '\Workerman\Events\React\ExtLibEventLoop';
- break;
- case 'event':
- static::$eventLoopClass = '\Workerman\Events\React\ExtEventLoop';
- break;
- default :
- static::$eventLoopClass = '\Workerman\Events\React\StreamSelectLoop';
- break;
- }
- } else {
- static::$eventLoopClass = static::$_availableEventLoops[$loop_name];
- }
- } else {
- static::$eventLoopClass = \interface_exists('\React\EventLoop\LoopInterface') ? '\Workerman\Events\React\StreamSelectLoop' : '\Workerman\Events\Select';
- }
- return static::$eventLoopClass;
- }
- /**
- * Get all pids of worker processes.
- *
- * @return array
- */
- protected static function getAllWorkerPids()
- {
- $pid_array = array();
- foreach (static::$_pidMap as $worker_pid_array) {
- foreach ($worker_pid_array as $worker_pid) {
- $pid_array[$worker_pid] = $worker_pid;
- }
- }
- return $pid_array;
- }
- /**
- * Fork some worker processes.
- *
- * @return void
- */
- protected static function forkWorkers()
- {
- if (static::$_OS === \OS_TYPE_LINUX) {
- static::forkWorkersForLinux();
- } else {
- static::forkWorkersForWindows();
- }
- }
- /**
- * Fork some worker processes.
- *
- * @return void
- */
- protected static function forkWorkersForLinux()
- {
- foreach (static::$_workers as $worker) {
- if (static::$_status === static::STATUS_STARTING) {
- if (empty($worker->name)) {
- $worker->name = $worker->getSocketName();
- }
- $worker_name_length = \strlen($worker->name);
- if (static::$_maxWorkerNameLength < $worker_name_length) {
- static::$_maxWorkerNameLength = $worker_name_length;
- }
- }
- while (\count(static::$_pidMap[$worker->workerId]) < $worker->count) {
- static::forkOneWorkerForLinux($worker);
- }
- }
- }
- /**
- * Fork some worker processes.
- *
- * @return void
- */
- protected static function forkWorkersForWindows()
- {
- $files = static::getStartFilesForWindows();
- global $argv;
- if(\in_array('-q', $argv) || \count($files) === 1)
- {
- if(\count(static::$_workers) > 1)
- {
- static::safeEcho("@@@ Error: multi workers init in one php file are not support @@@\r\n");
- static::safeEcho("@@@ See http://doc.workerman.net/faq/multi-woker-for-windows.html @@@\r\n");
- }
- elseif(\count(static::$_workers) <= 0)
- {
- exit("@@@no worker inited@@@\r\n\r\n");
- }
- \reset(static::$_workers);
- /** @var Worker $worker */
- $worker = current(static::$_workers);
- // Display UI.
- static::safeEcho(\str_pad($worker->name, 21) . \str_pad($worker->getSocketName(), 36) . \str_pad($worker->count, 10) . "[ok]\n");
- $worker->listen();
- $worker->run();
- exit("@@@child exit@@@\r\n");
- }
- else
- {
- static::$globalEvent = new \Workerman\Events\Select();
- Timer::init(static::$globalEvent);
- foreach($files as $start_file)
- {
- static::forkOneWorkerForWindows($start_file);
- }
- }
- }
- /**
- * Get start files for windows.
- *
- * @return array
- */
- public static function getStartFilesForWindows() {
- global $argv;
- $files = array();
- foreach($argv as $file)
- {
- if(\is_file($file))
- {
- $files[$file] = $file;
- }
- }
- return $files;
- }
- /**
- * Fork one worker process.
- *
- * @param string $start_file
- */
- public static function forkOneWorkerForWindows($start_file)
- {
- $start_file = \realpath($start_file);
- $std_file = \sys_get_temp_dir() . '/'.\str_replace(array('/', "\\", ':'), '_', $start_file).'.out.txt';
- $descriptorspec = array(
- 0 => array('pipe', 'a'), // stdin
- 1 => array('file', $std_file, 'w'), // stdout
- 2 => array('file', $std_file, 'w') // stderr
- );
- $pipes = array();
- $process = \proc_open("php \"$start_file\" -q", $descriptorspec, $pipes);
- $std_handler = \fopen($std_file, 'a+');
- \stream_set_blocking($std_handler, false);
- if (empty(static::$globalEvent)) {
- static::$globalEvent = new Select();
- Timer::init(static::$globalEvent);
- }
- $timer_id = Timer::add(0.1, function()use($std_handler)
- {
- Worker::safeEcho(\fread($std_handler, 65535));
- });
- // 保存子进程句柄
- static::$_processForWindows[$start_file] = array($process, $start_file, $timer_id);
- }
- /**
- * check worker status for windows.
- * @return void
- */
- public static function checkWorkerStatusForWindows()
- {
- foreach(static::$_processForWindows as $process_data)
- {
- $process = $process_data[0];
- $start_file = $process_data[1];
- $timer_id = $process_data[2];
- $status = \proc_get_status($process);
- if(isset($status['running']))
- {
- if(!$status['running'])
- {
- static::safeEcho("process $start_file terminated and try to restart\n");
- Timer::del($timer_id);
- \proc_close($process);
- static::forkOneWorkerForWindows($start_file);
- }
- }
- else
- {
- static::safeEcho("proc_get_status fail\n");
- }
- }
- }
- /**
- * Fork one worker process.
- *
- * @param self $worker
- * @throws Exception
- */
- protected static function forkOneWorkerForLinux(self $worker)
- {
- // Get available worker id.
- $id = static::getId($worker->workerId, 0);
- if ($id === false) {
- return;
- }
- $pid = \pcntl_fork();
- // For master process.
- if ($pid > 0) {
- static::$_pidMap[$worker->workerId][$pid] = $pid;
- static::$_idMap[$worker->workerId][$id] = $pid;
- } // For child processes.
- elseif (0 === $pid) {
- \srand();
- \mt_srand();
- if ($worker->reusePort) {
- $worker->listen();
- }
- if (static::$_status === static::STATUS_STARTING) {
- static::resetStd();
- }
- static::$_pidMap = array();
- // Remove other listener.
- foreach(static::$_workers as $key => $one_worker) {
- if ($one_worker->workerId !== $worker->workerId) {
- $one_worker->unlisten();
- unset(static::$_workers[$key]);
- }
- }
- Timer::delAll();
- static::setProcessTitle(self::$processTitle . ': worker process ' . $worker->name . ' ' . $worker->getSocketName());
- $worker->setUserAndGroup();
- $worker->id = $id;
- $worker->run();
- $err = new Exception('event-loop exited');
- static::log($err);
- exit(250);
- } else {
- throw new Exception("forkOneWorker fail");
- }
- }
- /**
- * Get worker id.
- *
- * @param int $worker_id
- * @param int $pid
- *
- * @return integer
- */
- protected static function getId($worker_id, $pid)
- {
- return \array_search($pid, static::$_idMap[$worker_id]);
- }
- /**
- * Set unix user and group for current process.
- *
- * @return void
- */
- public function setUserAndGroup()
- {
- // Get uid.
- $user_info = \posix_getpwnam($this->user);
- if (!$user_info) {
- static::log("Warning: User {$this->user} not exsits");
- return;
- }
- $uid = $user_info['uid'];
- // Get gid.
- if ($this->group) {
- $group_info = \posix_getgrnam($this->group);
- if (!$group_info) {
- static::log("Warning: Group {$this->group} not exsits");
- return;
- }
- $gid = $group_info['gid'];
- } else {
- $gid = $user_info['gid'];
- }
- // Set uid and gid.
- if ($uid !== \posix_getuid() || $gid !== \posix_getgid()) {
- if (!\posix_setgid($gid) || !\posix_initgroups($user_info['name'], $gid) || !\posix_setuid($uid)) {
- static::log("Warning: change gid or uid fail.");
- }
- }
- }
- /**
- * Set process name.
- *
- * @param string $title
- * @return void
- */
- protected static function setProcessTitle($title)
- {
- \set_error_handler(function(){});
- // >=php 5.5
- if (\function_exists('cli_set_process_title')) {
- \cli_set_process_title($title);
- } // Need proctitle when php<=5.5 .
- elseif (\extension_loaded('proctitle') && \function_exists('setproctitle')) {
- \setproctitle($title);
- }
- \restore_error_handler();
- }
- /**
- * Monitor all child processes.
- *
- * @return void
- */
- protected static function monitorWorkers()
- {
- if (static::$_OS === \OS_TYPE_LINUX) {
- static::monitorWorkersForLinux();
- } else {
- static::monitorWorkersForWindows();
- }
- }
- /**
- * Monitor all child processes.
- *
- * @return void
- */
- protected static function monitorWorkersForLinux()
- {
- static::$_status = static::STATUS_RUNNING;
- while (1) {
- // Calls signal handlers for pending signals.
- \pcntl_signal_dispatch();
- // Suspends execution of the current process until a child has exited, or until a signal is delivered
- $status = 0;
- $pid = \pcntl_wait($status, \WUNTRACED);
- // Calls signal handlers for pending signals again.
- \pcntl_signal_dispatch();
- // If a child has already exited.
- if ($pid > 0) {
- // Find out which worker process exited.
- foreach (static::$_pidMap as $worker_id => $worker_pid_array) {
- if (isset($worker_pid_array[$pid])) {
- $worker = static::$_workers[$worker_id];
- // Exit status.
- if ($status !== 0) {
- static::log("worker[" . $worker->name . ":$pid] exit with status $status");
- }
- // For Statistics.
- if (!isset(static::$_globalStatistics['worker_exit_info'][$worker_id][$status])) {
- static::$_globalStatistics['worker_exit_info'][$worker_id][$status] = 0;
- }
- ++static::$_globalStatistics['worker_exit_info'][$worker_id][$status];
- // Clear process data.
- unset(static::$_pidMap[$worker_id][$pid]);
- // Mark id is available.
- $id = static::getId($worker_id, $pid);
- static::$_idMap[$worker_id][$id] = 0;
- break;
- }
- }
- // Is still running state then fork a new worker process.
- if (static::$_status !== static::STATUS_SHUTDOWN) {
- static::forkWorkers();
- // If reloading continue.
- if (isset(static::$_pidsToRestart[$pid])) {
- unset(static::$_pidsToRestart[$pid]);
- static::reload();
- }
- }
- }
- // If shutdown state and all child processes exited then master process exit.
- if (static::$_status === static::STATUS_SHUTDOWN && !static::getAllWorkerPids()) {
- static::exitAndClearAll();
- }
- }
- }
- /**
- * Monitor all child processes.
- *
- * @return void
- */
- protected static function monitorWorkersForWindows()
- {
- Timer::add(1, "\\Workerman\\Worker::checkWorkerStatusForWindows");
- static::$globalEvent->loop();
- }
- /**
- * Exit current process.
- *
- * @return void
- */
- protected static function exitAndClearAll()
- {
- foreach (static::$_workers as $worker) {
- $socket_name = $worker->getSocketName();
- if ($worker->transport === 'unix' && $socket_name) {
- list(, $address) = \explode(':', $socket_name, 2);
- @\unlink($address);
- }
- }
- @\unlink(static::$pidFile);
- static::log("Workerman[" . \basename(static::$_startFile) . "] has been stopped");
- if (static::$onMasterStop) {
- \call_user_func(static::$onMasterStop);
- }
- exit(0);
- }
- /**
- * Execute reload.
- *
- * @return void
- */
- protected static function reload()
- {
- // For master process.
- if (static::$_masterPid === \posix_getpid()) {
- // Set reloading state.
- if (static::$_status !== static::STATUS_RELOADING && static::$_status !== static::STATUS_SHUTDOWN) {
- static::log("Workerman[" . \basename(static::$_startFile) . "] reloading");
- static::$_status = static::STATUS_RELOADING;
- // Try to emit onMasterReload callback.
- if (static::$onMasterReload) {
- try {
- \call_user_func(static::$onMasterReload);
- } catch (\Exception $e) {
- static::log($e);
- exit(250);
- } catch (\Error $e) {
- static::log($e);
- exit(250);
- }
- static::initId();
- }
- }
- if (static::$_gracefulStop) {
- $sig = \SIGQUIT;
- } else {
- $sig = \SIGUSR1;
- }
- // Send reload signal to all child processes.
- $reloadable_pid_array = array();
- foreach (static::$_pidMap as $worker_id => $worker_pid_array) {
- $worker = static::$_workers[$worker_id];
- if ($worker->reloadable) {
- foreach ($worker_pid_array as $pid) {
- $reloadable_pid_array[$pid] = $pid;
- }
- } else {
- foreach ($worker_pid_array as $pid) {
- // Send reload signal to a worker process which reloadable is false.
- \posix_kill($pid, $sig);
- }
- }
- }
- // Get all pids that are waiting reload.
- static::$_pidsToRestart = \array_intersect(static::$_pidsToRestart, $reloadable_pid_array);
- // Reload complete.
- if (empty(static::$_pidsToRestart)) {
- if (static::$_status !== static::STATUS_SHUTDOWN) {
- static::$_status = static::STATUS_RUNNING;
- }
- return;
- }
- // Continue reload.
- $one_worker_pid = \current(static::$_pidsToRestart);
- // Send reload signal to a worker process.
- \posix_kill($one_worker_pid, $sig);
- // If the process does not exit after static::KILL_WORKER_TIMER_TIME seconds try to kill it.
- if(!static::$_gracefulStop){
- Timer::add(static::KILL_WORKER_TIMER_TIME, '\posix_kill', array($one_worker_pid, \SIGKILL), false);
- }
- } // For child processes.
- else {
- \reset(static::$_workers);
- $worker = \current(static::$_workers);
- // Try to emit onWorkerReload callback.
- if ($worker->onWorkerReload) {
- try {
- \call_user_func($worker->onWorkerReload, $worker);
- } catch (\Exception $e) {
- static::log($e);
- exit(250);
- } catch (\Error $e) {
- static::log($e);
- exit(250);
- }
- }
- if ($worker->reloadable) {
- static::stopAll();
- }
- }
- }
- /**
- * Stop.
- *
- * @return void
- */
- public static function stopAll()
- {
- static::$_status = static::STATUS_SHUTDOWN;
- // For master process.
- if (static::$_masterPid === \posix_getpid()) {
- static::log("Workerman[" . \basename(static::$_startFile) . "] stopping ...");
- $worker_pid_array = static::getAllWorkerPids();
- // Send stop signal to all child processes.
- if (static::$_gracefulStop) {
- $sig = \SIGTERM;
- } else {
- $sig = \SIGINT;
- }
- foreach ($worker_pid_array as $worker_pid) {
- \posix_kill($worker_pid, $sig);
- if(!static::$_gracefulStop){
- Timer::add(static::KILL_WORKER_TIMER_TIME, '\posix_kill', array($worker_pid, \SIGKILL), false);
- }
- }
- Timer::add(1, "\\Workerman\\Worker::checkIfChildRunning");
- // Remove statistics file.
- if (\is_file(static::$_statisticsFile)) {
- @\unlink(static::$_statisticsFile);
- }
- } // For child processes.
- else {
- // Execute exit.
- foreach (static::$_workers as $worker) {
- if(!$worker->stopping){
- $worker->stop();
- $worker->stopping = true;
- }
- }
- if (!static::$_gracefulStop || ConnectionInterface::$statistics['connection_count'] <= 0) {
- static::$_workers = array();
- if (static::$globalEvent) {
- static::$globalEvent->destroy();
- }
- exit(0);
- }
- }
- }
- /**
- * check if child processes is really running
- */
- public static function checkIfChildRunning()
- {
- foreach (static::$_pidMap as $worker_id => $worker_pid_array) {
- foreach ($worker_pid_array as $pid => $worker_pid) {
- if (!\posix_kill($pid, 0)) {
- unset(static::$_pidMap[$worker_id][$pid]);
- }
- }
- }
- }
- /**
- * Get process status.
- *
- * @return number
- */
- public static function getStatus()
- {
- return static::$_status;
- }
- /**
- * If stop gracefully.
- *
- * @return bool
- */
- public static function getGracefulStop()
- {
- return static::$_gracefulStop;
- }
- /**
- * Write statistics data to disk.
- *
- * @return void
- */
- protected static function writeStatisticsToStatusFile()
- {
- // For master process.
- if (static::$_masterPid === \posix_getpid()) {
- $all_worker_info = array();
- foreach(static::$_pidMap as $worker_id => $pid_array) {
- /** @var /Workerman/Worker $worker */
- $worker = static::$_workers[$worker_id];
- foreach($pid_array as $pid) {
- $all_worker_info[$pid] = array('name' => $worker->name, 'listen' => $worker->getSocketName());
- }
- }
- \file_put_contents(static::$_statisticsFile, \serialize($all_worker_info)."\n", \FILE_APPEND);
- $loadavg = \function_exists('sys_getloadavg') ? \array_map('round', \sys_getloadavg(), array(2)) : array('-', '-', '-');
- \file_put_contents(static::$_statisticsFile,
- "----------------------------------------------GLOBAL STATUS----------------------------------------------------\n", \FILE_APPEND);
- \file_put_contents(static::$_statisticsFile,
- 'Workerman version:' . static::VERSION . " PHP version:" . \PHP_VERSION . "\n", \FILE_APPEND);
- \file_put_contents(static::$_statisticsFile, 'start time:' . \date('Y-m-d H:i:s',
- static::$_globalStatistics['start_timestamp']) . ' run ' . \floor((\time() - static::$_globalStatistics['start_timestamp']) / (24 * 60 * 60)) . ' days ' . \floor(((\time() - static::$_globalStatistics['start_timestamp']) % (24 * 60 * 60)) / (60 * 60)) . " hours \n",
- FILE_APPEND);
- $load_str = 'load average: ' . \implode(", ", $loadavg);
- \file_put_contents(static::$_statisticsFile,
- \str_pad($load_str, 33) . 'event-loop:' . static::getEventLoopName() . "\n", \FILE_APPEND);
- \file_put_contents(static::$_statisticsFile,
- \count(static::$_pidMap) . ' workers ' . \count(static::getAllWorkerPids()) . " processes\n",
- \FILE_APPEND);
- \file_put_contents(static::$_statisticsFile,
- \str_pad('worker_name', static::$_maxWorkerNameLength) . " exit_status exit_count\n", \FILE_APPEND);
- foreach (static::$_pidMap as $worker_id => $worker_pid_array) {
- $worker = static::$_workers[$worker_id];
- if (isset(static::$_globalStatistics['worker_exit_info'][$worker_id])) {
- foreach (static::$_globalStatistics['worker_exit_info'][$worker_id] as $worker_exit_status => $worker_exit_count) {
- \file_put_contents(static::$_statisticsFile,
- \str_pad($worker->name, static::$_maxWorkerNameLength) . " " . \str_pad($worker_exit_status,
- 16) . " $worker_exit_count\n", \FILE_APPEND);
- }
- } else {
- \file_put_contents(static::$_statisticsFile,
- \str_pad($worker->name, static::$_maxWorkerNameLength) . " " . \str_pad(0, 16) . " 0\n",
- \FILE_APPEND);
- }
- }
- \file_put_contents(static::$_statisticsFile,
- "----------------------------------------------PROCESS STATUS---------------------------------------------------\n",
- \FILE_APPEND);
- \file_put_contents(static::$_statisticsFile,
- "pid\tmemory " . \str_pad('listening', static::$_maxSocketNameLength) . " " . \str_pad('worker_name',
- static::$_maxWorkerNameLength) . " connections " . \str_pad('send_fail', 9) . " "
- . \str_pad('timers', 8) . \str_pad('total_request', 13) ." qps status\n", \FILE_APPEND);
- \chmod(static::$_statisticsFile, 0722);
- foreach (static::getAllWorkerPids() as $worker_pid) {
- \posix_kill($worker_pid, \SIGUSR2);
- }
- return;
- }
- // For child processes.
- \reset(static::$_workers);
- /** @var \Workerman\Worker $worker */
- $worker = current(static::$_workers);
- $worker_status_str = \posix_getpid() . "\t" . \str_pad(round(memory_get_usage(true) / (1024 * 1024), 2) . "M", 7)
- . " " . \str_pad($worker->getSocketName(), static::$_maxSocketNameLength) . " "
- . \str_pad(($worker->name === $worker->getSocketName() ? 'none' : $worker->name), static::$_maxWorkerNameLength)
- . " ";
- $worker_status_str .= \str_pad(ConnectionInterface::$statistics['connection_count'], 11)
- . " " . \str_pad(ConnectionInterface::$statistics['send_fail'], 9)
- . " " . \str_pad(static::$globalEvent->getTimerCount(), 7)
- . " " . \str_pad(ConnectionInterface::$statistics['total_request'], 13) . "\n";
- \file_put_contents(static::$_statisticsFile, $worker_status_str, \FILE_APPEND);
- }
- /**
- * Write statistics data to disk.
- *
- * @return void
- */
- protected static function writeConnectionsStatisticsToStatusFile()
- {
- // For master process.
- if (static::$_masterPid === \posix_getpid()) {
- \file_put_contents(static::$_statisticsFile, "--------------------------------------------------------------------- WORKERMAN CONNECTION STATUS --------------------------------------------------------------------------------\n", \FILE_APPEND);
- \file_put_contents(static::$_statisticsFile, "PID Worker CID Trans Protocol ipv4 ipv6 Recv-Q Send-Q Bytes-R Bytes-W Status Local Address Foreign Address\n", \FILE_APPEND);
- \chmod(static::$_statisticsFile, 0722);
- foreach (static::getAllWorkerPids() as $worker_pid) {
- \posix_kill($worker_pid, \SIGIO);
- }
- return;
- }
- // For child processes.
- $bytes_format = function($bytes)
- {
- if($bytes > 1024*1024*1024*1024) {
- return round($bytes/(1024*1024*1024*1024), 1)."TB";
- }
- if($bytes > 1024*1024*1024) {
- return round($bytes/(1024*1024*1024), 1)."GB";
- }
- if($bytes > 1024*1024) {
- return round($bytes/(1024*1024), 1)."MB";
- }
- if($bytes > 1024) {
- return round($bytes/(1024), 1)."KB";
- }
- return $bytes."B";
- };
- $pid = \posix_getpid();
- $str = '';
- \reset(static::$_workers);
- $current_worker = current(static::$_workers);
- $default_worker_name = $current_worker->name;
- /** @var \Workerman\Worker $worker */
- foreach(TcpConnection::$connections as $connection) {
- /** @var \Workerman\Connection\TcpConnection $connection */
- $transport = $connection->transport;
- $ipv4 = $connection->isIpV4() ? ' 1' : ' 0';
- $ipv6 = $connection->isIpV6() ? ' 1' : ' 0';
- $recv_q = $bytes_format($connection->getRecvBufferQueueSize());
- $send_q = $bytes_format($connection->getSendBufferQueueSize());
- $local_address = \trim($connection->getLocalAddress());
- $remote_address = \trim($connection->getRemoteAddress());
- $state = $connection->getStatus(false);
- $bytes_read = $bytes_format($connection->bytesRead);
- $bytes_written = $bytes_format($connection->bytesWritten);
- $id = $connection->id;
- $protocol = $connection->protocol ? $connection->protocol : $connection->transport;
- $pos = \strrpos($protocol, '\\');
- if ($pos) {
- $protocol = \substr($protocol, $pos+1);
- }
- if (\strlen($protocol) > 15) {
- $protocol = \substr($protocol, 0, 13) . '..';
- }
- $worker_name = isset($connection->worker) ? $connection->worker->name : $default_worker_name;
- if (\strlen($worker_name) > 14) {
- $worker_name = \substr($worker_name, 0, 12) . '..';
- }
- $str .= \str_pad($pid, 9) . \str_pad($worker_name, 16) . \str_pad($id, 10) . \str_pad($transport, 8)
- . \str_pad($protocol, 16) . \str_pad($ipv4, 7) . \str_pad($ipv6, 7) . \str_pad($recv_q, 13)
- . \str_pad($send_q, 13) . \str_pad($bytes_read, 13) . \str_pad($bytes_written, 13) . ' '
- . \str_pad($state, 14) . ' ' . \str_pad($local_address, 22) . ' ' . \str_pad($remote_address, 22) ."\n";
- }
- if ($str) {
- \file_put_contents(static::$_statisticsFile, $str, \FILE_APPEND);
- }
- }
- /**
- * Check errors when current process exited.
- *
- * @return void
- */
- public static function checkErrors()
- {
- if (static::STATUS_SHUTDOWN !== static::$_status) {
- $error_msg = static::$_OS === \OS_TYPE_LINUX ? 'Worker['. \posix_getpid() .'] process terminated' : 'Worker process terminated';
- $errors = error_get_last();
- if ($errors && ($errors['type'] === \E_ERROR ||
- $errors['type'] === \E_PARSE ||
- $errors['type'] === \E_CORE_ERROR ||
- $errors['type'] === \E_COMPILE_ERROR ||
- $errors['type'] === \E_RECOVERABLE_ERROR)
- ) {
- $error_msg .= ' with ERROR: ' . static::getErrorType($errors['type']) . " \"{$errors['message']} in {$errors['file']} on line {$errors['line']}\"";
- }
- static::log($error_msg);
- }
- }
- /**
- * Get error message by error code.
- *
- * @param integer $type
- * @return string
- */
- protected static function getErrorType($type)
- {
- if(isset(self::$_errorType[$type])) {
- return self::$_errorType[$type];
- }
- return '';
- }
- /**
- * Log.
- *
- * @param string $msg
- * @return void
- */
- public static function log($msg)
- {
- $msg = $msg . "\n";
- if (!static::$daemonize) {
- static::safeEcho($msg);
- }
- \file_put_contents((string)static::$logFile, \date('Y-m-d H:i:s') . ' ' . 'pid:'
- . (static::$_OS === \OS_TYPE_LINUX ? \posix_getpid() : 1) . ' ' . $msg, \FILE_APPEND | \LOCK_EX);
- }
- /**
- * Safe Echo.
- * @param string $msg
- * @param bool $decorated
- * @return bool
- */
- public static function safeEcho($msg, $decorated = false)
- {
- $stream = static::outputStream();
- if (!$stream) {
- return false;
- }
- if (!$decorated) {
- $line = $white = $green = $end = '';
- if (static::$_outputDecorated) {
- $line = "\033[1A\n\033[K";
- $white = "\033[47;30m";
- $green = "\033[32;40m";
- $end = "\033[0m";
- }
- $msg = \str_replace(array('<n>', '<w>', '<g>'), array($line, $white, $green), $msg);
- $msg = \str_replace(array('</n>', '</w>', '</g>'), $end, $msg);
- } elseif (!static::$_outputDecorated) {
- return false;
- }
- \fwrite($stream, $msg);
- \fflush($stream);
- return true;
- }
- /**
- * @param null $stream
- * @return bool|resource
- */
- private static function outputStream($stream = null)
- {
- if (!$stream) {
- $stream = static::$_outputStream ? static::$_outputStream : \STDOUT;
- }
- if (!$stream || !\is_resource($stream) || 'stream' !== \get_resource_type($stream)) {
- return false;
- }
- $stat = \fstat($stream);
- if (!$stat) {
- return false;
- }
- if (($stat['mode'] & 0170000) === 0100000) {
- // file
- static::$_outputDecorated = false;
- } else {
- static::$_outputDecorated =
- static::$_OS === \OS_TYPE_LINUX &&
- \function_exists('posix_isatty') &&
- \posix_isatty($stream);
- }
- return static::$_outputStream = $stream;
- }
- /**
- * Construct.
- *
- * @param string $socket_name
- * @param array $context_option
- */
- public function __construct($socket_name = '', array $context_option = array())
- {
- // Save all worker instances.
- $this->workerId = \spl_object_hash($this);
- static::$_workers[$this->workerId] = $this;
- static::$_pidMap[$this->workerId] = array();
- // Get autoload root path.
- $backtrace = \debug_backtrace();
- $this->_autoloadRootPath = \dirname($backtrace[0]['file']);
- Autoloader::setRootPath($this->_autoloadRootPath);
- // Context for socket.
- if ($socket_name) {
- $this->_socketName = $socket_name;
- if (!isset($context_option['socket']['backlog'])) {
- $context_option['socket']['backlog'] = static::DEFAULT_BACKLOG;
- }
- $this->_context = \stream_context_create($context_option);
- }
- // Turn reusePort on.
- if (static::$_OS === \OS_TYPE_LINUX // if linux
- && \version_compare(\PHP_VERSION,'7.0.0', 'ge') // if php >= 7.0.0
- && \strtolower(\php_uname('s')) !== 'darwin' // if not Mac OS
- && $this->transport !== 'unix') { // if not unix socket
- $this->reusePort = true;
- }
- }
- /**
- * Listen.
- *
- * @throws Exception
- */
- public function listen()
- {
- if (!$this->_socketName) {
- return;
- }
- // Autoload.
- Autoloader::setRootPath($this->_autoloadRootPath);
- if (!$this->_mainSocket) {
- $local_socket = $this->parseSocketAddress();
- // Flag.
- $flags = $this->transport === 'udp' ? \STREAM_SERVER_BIND : \STREAM_SERVER_BIND | \STREAM_SERVER_LISTEN;
- $errno = 0;
- $errmsg = '';
- // SO_REUSEPORT.
- if ($this->reusePort) {
- \stream_context_set_option($this->_context, 'socket', 'so_reuseport', 1);
- }
- // Create an Internet or Unix domain server socket.
- $this->_mainSocket = \stream_socket_server($local_socket, $errno, $errmsg, $flags, $this->_context);
- if (!$this->_mainSocket) {
- throw new Exception($errmsg);
- }
- if ($this->transport === 'ssl') {
- \stream_socket_enable_crypto($this->_mainSocket, false);
- } elseif ($this->transport === 'unix') {
- $socket_file = \substr($local_socket, 7);
- if ($this->user) {
- \chown($socket_file, $this->user);
- }
- if ($this->group) {
- \chgrp($socket_file, $this->group);
- }
- }
- // Try to open keepalive for tcp and disable Nagle algorithm.
- if (\function_exists('socket_import_stream') && static::$_builtinTransports[$this->transport] === 'tcp') {
- \set_error_handler(function(){});
- $socket = \socket_import_stream($this->_mainSocket);
- \socket_set_option($socket, \SOL_SOCKET, \SO_KEEPALIVE, 1);
- \socket_set_option($socket, \SOL_TCP, \TCP_NODELAY, 1);
- \restore_error_handler();
- }
- // Non blocking.
- \stream_set_blocking($this->_mainSocket, false);
- }
- $this->resumeAccept();
- }
- /**
- * Unlisten.
- *
- * @return void
- */
- public function unlisten() {
- $this->pauseAccept();
- if ($this->_mainSocket) {
- \set_error_handler(function(){});
- \fclose($this->_mainSocket);
- \restore_error_handler();
- $this->_mainSocket = null;
- }
- }
- /**
- * Parse local socket address.
- *
- * @throws Exception
- */
- protected function parseSocketAddress() {
- if (!$this->_socketName) {
- return;
- }
- // Get the application layer communication protocol and listening address.
- list($scheme, $address) = \explode(':', $this->_socketName, 2);
- // Check application layer protocol class.
- if (!isset(static::$_builtinTransports[$scheme])) {
- $scheme = \ucfirst($scheme);
- $this->protocol = \substr($scheme,0,1)==='\\' ? $scheme : '\\Protocols\\' . $scheme;
- if (!\class_exists($this->protocol)) {
- $this->protocol = "\\Workerman\\Protocols\\$scheme";
- if (!\class_exists($this->protocol)) {
- throw new Exception("class \\Protocols\\$scheme not exist");
- }
- }
- if (!isset(static::$_builtinTransports[$this->transport])) {
- throw new Exception('Bad worker->transport ' . \var_export($this->transport, true));
- }
- } else {
- $this->transport = $scheme;
- }
- //local socket
- return static::$_builtinTransports[$this->transport] . ":" . $address;
- }
- /**
- * Pause accept new connections.
- *
- * @return void
- */
- public function pauseAccept()
- {
- if (static::$globalEvent && false === $this->_pauseAccept && $this->_mainSocket) {
- static::$globalEvent->del($this->_mainSocket, EventInterface::EV_READ);
- $this->_pauseAccept = true;
- }
- }
- /**
- * Resume accept new connections.
- *
- * @return void
- */
- public function resumeAccept()
- {
- // Register a listener to be notified when server socket is ready to read.
- if (static::$globalEvent && true === $this->_pauseAccept && $this->_mainSocket) {
- if ($this->transport !== 'udp') {
- static::$globalEvent->add($this->_mainSocket, EventInterface::EV_READ, array($this, 'acceptConnection'));
- } else {
- static::$globalEvent->add($this->_mainSocket, EventInterface::EV_READ, array($this, 'acceptUdpConnection'));
- }
- $this->_pauseAccept = false;
- }
- }
- /**
- * Get socket name.
- *
- * @return string
- */
- public function getSocketName()
- {
- return $this->_socketName ? \lcfirst($this->_socketName) : 'none';
- }
- /**
- * Run worker instance.
- *
- * @return void
- */
- public function run()
- {
- //Update process state.
- static::$_status = static::STATUS_RUNNING;
- // Register shutdown function for checking errors.
- \register_shutdown_function(array("\\Workerman\\Worker", 'checkErrors'));
- // Set autoload root path.
- Autoloader::setRootPath($this->_autoloadRootPath);
- // Create a global event loop.
- if (!static::$globalEvent) {
- $event_loop_class = static::getEventLoopName();
- static::$globalEvent = new $event_loop_class;
- $this->resumeAccept();
- }
- // Reinstall signal.
- static::reinstallSignal();
- // Init Timer.
- Timer::init(static::$globalEvent);
- // Set an empty onMessage callback.
- if (empty($this->onMessage)) {
- $this->onMessage = function () {};
- }
- \restore_error_handler();
- // Try to emit onWorkerStart callback.
- if ($this->onWorkerStart) {
- try {
- \call_user_func($this->onWorkerStart, $this);
- } catch (\Exception $e) {
- static::log($e);
- // Avoid rapid infinite loop exit.
- sleep(1);
- exit(250);
- } catch (\Error $e) {
- static::log($e);
- // Avoid rapid infinite loop exit.
- sleep(1);
- exit(250);
- }
- }
- // Main loop.
- static::$globalEvent->loop();
- }
- /**
- * Stop current worker instance.
- *
- * @return void
- */
- public function stop()
- {
- // Try to emit onWorkerStop callback.
- if ($this->onWorkerStop) {
- try {
- \call_user_func($this->onWorkerStop, $this);
- } catch (\Exception $e) {
- static::log($e);
- exit(250);
- } catch (\Error $e) {
- static::log($e);
- exit(250);
- }
- }
- // Remove listener for server socket.
- $this->unlisten();
- // Close all connections for the worker.
- if (!static::$_gracefulStop) {
- foreach ($this->connections as $connection) {
- $connection->close();
- }
- }
- // Clear callback.
- $this->onMessage = $this->onClose = $this->onError = $this->onBufferDrain = $this->onBufferFull = null;
- }
- /**
- * Accept a connection.
- *
- * @param resource $socket
- * @return void
- */
- public function acceptConnection($socket)
- {
- // Accept a connection on server socket.
- \set_error_handler(function(){});
- $new_socket = \stream_socket_accept($socket, 0, $remote_address);
- \restore_error_handler();
- // Thundering herd.
- if (!$new_socket) {
- return;
- }
- // TcpConnection.
- $connection = new TcpConnection($new_socket, $remote_address);
- $this->connections[$connection->id] = $connection;
- $connection->worker = $this;
- $connection->protocol = $this->protocol;
- $connection->transport = $this->transport;
- $connection->onMessage = $this->onMessage;
- $connection->onClose = $this->onClose;
- $connection->onError = $this->onError;
- $connection->onBufferDrain = $this->onBufferDrain;
- $connection->onBufferFull = $this->onBufferFull;
- // Try to emit onConnect callback.
- if ($this->onConnect) {
- try {
- \call_user_func($this->onConnect, $connection);
- } catch (\Exception $e) {
- static::log($e);
- exit(250);
- } catch (\Error $e) {
- static::log($e);
- exit(250);
- }
- }
- }
- /**
- * For udp package.
- *
- * @param resource $socket
- * @return bool
- */
- public function acceptUdpConnection($socket)
- {
- \set_error_handler(function(){});
- $recv_buffer = \stream_socket_recvfrom($socket, static::MAX_UDP_PACKAGE_SIZE, 0, $remote_address);
- \restore_error_handler();
- if (false === $recv_buffer || empty($remote_address)) {
- return false;
- }
- // UdpConnection.
- $connection = new UdpConnection($socket, $remote_address);
- $connection->protocol = $this->protocol;
- if ($this->onMessage) {
- try {
- if ($this->protocol !== null) {
- /** @var \Workerman\Protocols\ProtocolInterface $parser */
- $parser = $this->protocol;
- if(\method_exists($parser,'input')){
- while($recv_buffer !== ''){
- $len = $parser::input($recv_buffer, $connection);
- if($len === 0)
- return true;
- $package = \substr($recv_buffer,0,$len);
- $recv_buffer = \substr($recv_buffer,$len);
- $data = $parser::decode($package,$connection);
- if ($data === false)
- continue;
- \call_user_func($this->onMessage, $connection, $data);
- }
- }else{
- $data = $parser::decode($recv_buffer, $connection);
- // Discard bad packets.
- if ($data === false)
- return true;
- \call_user_func($this->onMessage, $connection, $data);
- }
- }else{
- \call_user_func($this->onMessage, $connection, $recv_buffer);
- }
- ++ConnectionInterface::$statistics['total_request'];
- } catch (\Exception $e) {
- static::log($e);
- exit(250);
- } catch (\Error $e) {
- static::log($e);
- exit(250);
- }
- }
- return true;
- }
- }
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