/**
* Actions on early startup.
* @return void
*/
public static function init()
{
Daemon::initSettings();
FS::init();
Daemon::$runName = basename($_SERVER['argv'][0]);
$error = FALSE;
$argv = $_SERVER['argv'];
$runmode = isset($argv[1]) ? str_replace('-', '', $argv[1]) : '';
$args = Daemon_Bootstrap::getArgs($argv);
if (!isset(self::$params[$runmode]) && !in_array($runmode, self::$commands)) {
if ('' !== $runmode) {
echo 'Unrecognized command: ' . $runmode . "\n";
}
self::printUsage();
exit;
} elseif ('help' === $runmode) {
self::printHelp();
exit;
}
if (isset($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 (version_compare(PHP_VERSION, '5.3.0', '>=') === 1) {
Daemon::log('PHP >= 5.3.0 required.');
$error = TRUE;
}
if (!Daemon::$useSockets) {
Daemon::log('Cannot use socket extension, using stream_* instead. Non-critical error, but the performance compromised.');
}
if (extension_loaded('apc') && ini_get('apc.enabled')) {
Daemon::log('Detected pecl-apc extension enabled. Please do not use it with phpdaemon to avoid possible fatal error \'Base lambda function for closure not found\' (php bug#52144). Usage of bytecode caching (APC/eAccelerator/xcache/...) in case of phpdaemon makes no sense at all \'cause PHPDaemon includes files just in time itself.');
}
if (isset(Daemon::$config->locale->value) && Daemon::$config->locale->value !== '') {
setlocale(LC_ALL, explode(',', Daemon::$config->locale->value));
}
if (Daemon::$config->autoreimport->value && !is_callable('runkit_import')) {
Daemon::log('runkit extension not found. You should install it or disable --auto-reimport. Non-critical error.');
}
if (!is_callable('posix_kill')) {
Daemon::log('Posix not found. You should compile PHP without \'--disable-posix\'.');
$error = TRUE;
}
if (!is_callable('pcntl_signal')) {
Daemon::log('PCNTL not found. You should compile PHP with \'--enable-pcntl\'.');
$error = TRUE;
}
if (!is_callable('event_base_new')) {
Daemon::log('libevent extension not found. You have to install libevent from pecl (http://pecl.php.net/package/libevent). `svn checkout http://svn.php.net/repository/pecl/libevent pecl-libevent`.');
$error = TRUE;
}
if (!is_callable('socket_create')) {
Daemon::log('Sockets extension not found. You should compile PHP with \'--enable-sockets\'.');
$error = TRUE;
}
if (!is_callable('shmop_open')) {
Daemon::log('Shmop extension not found. You should compile PHP with \'--enable-shmop\'.');
$error = TRUE;
}
if (!isset(Daemon::$config->user)) {
Daemon::log('You must set \'user\' parameter.');
$error = TRUE;
}
if (!isset(Daemon::$config->path)) {
Daemon::log('You must set \'path\' parameter (path to your application resolver).');
$error = TRUE;
}
if (!file_exists(Daemon::$config->pidfile->value)) {
if (!touch(Daemon::$config->pidfile->value)) {
Daemon::log('Couldn\'t create pid-file \'' . Daemon::$config->pidfile->value . '\'.');
$error = TRUE;
}
Daemon_Bootstrap::$pid = 0;
} elseif (!is_file(Daemon::$config->pidfile->value)) {
Daemon::log('Pid-file \'' . Daemon::$config->pidfile->value . '\' must be a regular file.');
Daemon_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::$config->pidfile->value . '\' must be readable.');
Daemon_Bootstrap::$pid = FALSE;
$error = TRUE;
} else {
Daemon_Bootstrap::$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.');
$error = TRUE;
}
}
if (!@is_file(Daemon::$config->path->value)) {
Daemon::log('Your application resolver \'' . Daemon::$config->path->value . '\' is not available.');
$error = TRUE;
}
if (isset(Daemon::$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) && isset(Daemon::$config->maxspareworkers->value)) {
if (Daemon::$config->minspareworkers->value > Daemon::$config->maxspareworkers->value) {
Daemon::log('\'minspareworkers\' cannot be greater than \'maxspareworkers\'.');
$error = TRUE;
}
}
if (isset(Daemon::$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 ($error === FALSE) {
Daemon_Bootstrap::start();
} else {
exit(6);
}
} elseif ($runmode == 'status' || $runmode == 'fullstatus') {
$status = Daemon_Bootstrap::$pid && posix_kill(Daemon_Bootstrap::$pid, SIGTTIN);
echo '[STATUS] phpDaemon ' . Daemon::$version . ' is ' . ($status ? 'running' : 'NOT running') . ' (' . Daemon::$config->pidfile->value . ").\n";
if ($status && $runmode == 'fullstatus') {
echo 'Uptime: ' . Daemon::date_period_text(filemtime(Daemon::$config->pidfile->value), time()) . "\n";
Daemon::$shm_wstate = Daemon::shmop_open(Daemon::$config->pidfile->value, 0, 'wstate', FALSE);
$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 "\tWait-init: " . $stat['waitinit'] . "\n";
echo "\tInit: " . $stat['init'] . "\n";
}
echo "\n";
} elseif ($runmode == 'update') {
if (!Daemon_Bootstrap::$pid || !posix_kill(Daemon_Bootstrap::$pid, SIGHUP)) {
echo '[UPDATE] ERROR. It seems that phpDaemon is not running' . (Daemon_Bootstrap::$pid ? ' (PID ' . Daemon_Bootstrap::$pid . ')' : '') . ".\n";
}
} elseif ($runmode == 'reopenlog') {
if (!Daemon_Bootstrap::$pid || !posix_kill(Daemon_Bootstrap::$pid, SIGUSR1)) {
echo '[REOPEN-LOG] ERROR. It seems that phpDaemon is not running' . (Daemon_Bootstrap::$pid ? ' (PID ' . Daemon_Bootstrap::$pid . ')' : '') . ".\n";
}
} elseif ($runmode == 'reload') {
if (!Daemon_Bootstrap::$pid || !posix_kill(Daemon_Bootstrap::$pid, SIGUSR2)) {
echo '[RELOAD] ERROR. It seems that phpDaemon is not running' . (Daemon_Bootstrap::$pid ? ' (PID ' . Daemon_Bootstrap::$pid . ')' : '') . ".\n";
}
} elseif ($runmode == 'restart') {
if ($error === FALSE) {
Daemon_Bootstrap::stop(2);
Daemon_Bootstrap::start();
}
} elseif ($runmode == 'hardrestart') {
Daemon_Bootstrap::stop(3);
Daemon_Bootstrap::start();
} elseif ($runmode == 'configtest') {
$term = new Terminal();
$term->enable_color = TRUE;
echo "\n";
$rows = array();
$rows[] = array('parameter' => 'PARAMETER', 'value' => 'VALUE', '_color' => '37', '_bold' => TRUE);
foreach (Daemon::$config as $name => $entry) {
if (!$entry instanceof Daemon_ConfigEntry) {
continue;
}
$row = array('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 ($runmode == 'stop') {
Daemon_Bootstrap::stop();
} elseif ($runmode == 'hardstop') {
echo '[HARDSTOP] Sending SIGINT to ' . Daemon_Bootstrap::$pid . '... ';
$ok = Daemon_Bootstrap::$pid && posix_kill(Daemon_Bootstrap::$pid, SIGINT);
echo $ok ? 'OK.' : 'ERROR. It seems that phpDaemon is not running.';
if ($ok) {
$i = 0;
while ($r = posix_kill(Daemon_Bootstrap::$pid, SIGTTIN)) {
usleep(500000);
if ($i == 9) {
echo "\nphpDaemon master-process hasn't finished. Sending SIGKILL... ";
posix_kill(Daemon_Bootstrap::$pid, SIGKILL);
if (!posix_kill(Daemon_Bootstrap::$pid, SIGTTIN)) {
echo " Oh, his blood is on my hands :'(";
} else {
echo "ERROR: Process alive. Permissions?";
}
break;
}
++$i;
}
}
echo "\n";
}
}
/**
* Runtime of Worker process.
* @return void
*/
public function run()
{
FS::init();
Daemon::$process = $this;
if (Daemon::$logpointerAsync) {
$oldfd = Daemon::$logpointerAsync->fd;
Daemon::$logpointerAsync->fd = null;
Daemon::$logpointerAsync = null;
}
$this->autoReloadLast = time();
$this->reloadDelay = Daemon::$config->mpmdelay->value + 2;
$this->setStatus(4);
if (Daemon::$config->autogc->value > 0) {
gc_enable();
} else {
gc_disable();
}
$this->prepareSystemEnv();
$this->overrideNativeFuncs();
$this->setStatus(6);
$this->eventBase = event_base_new();
$this->registerEventSignals();
FS::init();
// re-init
FS::initEvent();
Daemon::openLogs();
$this->fileWatcher = new FileWatcher();
$this->IPCManager = Daemon::$appResolver->getInstanceByAppName('IPCManager');
Daemon::$appResolver->preload();
foreach (Daemon::$appInstances as $app) {
foreach ($app as $appInstance) {
if (!$appInstance->ready) {
$appInstance->ready = TRUE;
$appInstance->onReady();
}
}
}
$this->setStatus(1);
Timer::add(function ($event) {
$self = Daemon::$process;
if ($self->checkState() !== TRUE) {
$self->closeSockets();
$self->breakMainLoop = TRUE;
event_base_loopexit($self->eventBase);
return;
}
$event->timeout();
}, 1000000.0 * 1, 'checkState');
if (Daemon::$config->autoreload->value > 0) {
Timer::add(function ($event) {
$self = Daemon::$process;
static $n = 0;
$inc = array_unique(array_map('realpath', get_included_files()));
$s = sizeof($inc);
if ($s > $n) {
$slice = array_slice($inc, $n);
Daemon::$process->IPCManager->sendPacket(array('op' => 'addIncludedFiles', 'files' => $slice));
$n = $s;
}
$event->timeout();
}, 1000000.0 * Daemon::$config->autoreload->value, 'watchIncludedFiles');
}
while (!$this->breakMainLoop) {
event_base_loop($this->eventBase);
}
}
