/**
* Runtime of Worker process.
* @return void
*/
protected function run()
{
if (Daemon::$process instanceof Master) {
Daemon::$process->unregisterSignals();
}
EventLoop::init();
Daemon::$process = $this;
if (Daemon::$logpointerAsync) {
Daemon::$logpointerAsync->fd = null;
Daemon::$logpointerAsync = null;
}
class_exists('Timer');
if (Daemon::$config->autogc->value > 0) {
gc_enable();
} else {
gc_disable();
}
$this->prepareSystemEnv();
$this->registerEventSignals();
FileSystem::init();
// re-init
FileSystem::initEvent();
Daemon::openLogs();
$this->fileWatcher = new FileWatcher();
$this->IPCManager = Daemon::$appResolver->getInstanceByAppName('\\PHPDaemon\\IPCManager\\IPCManager');
if (!$this->IPCManager) {
$this->log('cannot instantiate IPCManager');
}
EventLoop::$instance->run();
}
protected function prepareAsync()
{
EventLoop::init();
Daemon::initSettings();
FileSystem::init();
FileSystem::initEvent();
}
/**
* Runtime of Worker process.
* @return void
*/
protected function run()
{
$this->lambdaCache = new CappedStorageHits();
$this->lambdaCache->setMaxCacheSize(Daemon::$config->lambdacachemaxsize->value);
$this->lambdaCache->setCapWindow(Daemon::$config->lambdacachecapwindow->value);
$this->callbacks = new StackCallbacks();
if (Daemon::$process instanceof Master) {
Daemon::$process->unregisterSignals();
}
if (Daemon::$process && Daemon::$process->eventBase) {
Daemon::$process->eventBase->reinit();
$this->eventBase = Daemon::$process->eventBase;
} else {
$this->eventBase = new \EventBase();
}
Daemon::$process = $this;
if (Daemon::$logpointerAsync) {
$oldfd = Daemon::$logpointerAsync->fd;
Daemon::$logpointerAsync->fd = null;
Daemon::$logpointerAsync = null;
}
class_exists('Timer');
$this->autoReloadLast = time();
$this->reloadDelay = Daemon::$config->mpmdelay->value + 2;
$this->setState(Daemon::WSTATE_PREINIT);
if (Daemon::$config->autogc->value > 0) {
gc_enable();
gc_collect_cycles();
} else {
gc_disable();
}
if (Daemon::$runworkerMode) {
if (!Daemon::$config->verbosetty->value) {
fclose(STDIN);
fclose(STDOUT);
fclose(STDERR);
}
Daemon::$appResolver->preload(true);
}
$this->prepareSystemEnv();
$this->overrideNativeFuncs();
$this->setState(Daemon::WSTATE_INIT);
$this->dnsBase = new \EventDnsBase($this->eventBase, false);
// @TODO: test with true
$this->registerEventSignals();
FileSystem::init();
FileSystem::initEvent();
Daemon::openLogs();
$this->IPCManager = Daemon::$appResolver->getInstanceByAppName('\\PHPDaemon\\IPCManager\\IPCManager');
if (!$this->IPCManager) {
$this->log('cannot instantiate IPCManager');
}
Daemon::$appResolver->preload();
foreach (Daemon::$appInstances as $app) {
foreach ($app as $appInstance) {
if (!$appInstance->ready) {
$appInstance->ready = true;
$appInstance->onReady();
}
}
}
$this->setState(Daemon::WSTATE_IDLE);
Timer::add(function ($event) {
if (!Daemon::$runworkerMode) {
if ($this->IPCManager) {
$this->IPCManager->ensureConnection();
}
}
$this->breakMainLoopCheck();
if ($this->breakMainLoop) {
$this->eventBase->exit();
return;
}
if (Daemon::checkAutoGC()) {
$this->callbacks->push(function ($thread) {
gc_collect_cycles();
});
$this->eventBase->exit();
}
$event->timeout();
}, 1000000.0 * 1, 'breakMainLoopCheck');
if (Daemon::$config->autoreload->value > 0) {
Timer::add(function ($event) {
static $n = 0;
$list = get_included_files();
$s = sizeof($list);
if ($s > $n) {
$slice = array_map('realpath', array_slice($list, $n));
Daemon::$process->IPCManager->sendPacket(['op' => 'addIncludedFiles', 'files' => $slice]);
$n = $s;
}
$event->timeout();
}, 1000000.0 * Daemon::$config->autoreload->value, 'watchIncludedFiles');
}
while (!$this->breakMainLoop) {
$this->callbacks->executeAll($this);
if (!$this->eventBase->dispatch()) {
break;
}
}
$this->shutdown();
}
/**
* Actions on early startup.
* @param string Optional. Config file path.
* @return void
*/
public static function init($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";
}
}
