X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=bin%2Fdaemon.php;h=e550aea891ed157adad7b585019598a68dab80b5;hb=73a9db84ee0850d8ec13adda8c4c98e2fd010865;hp=596f4de56fe5bbcf687aae313b6206f4d46f3494;hpb=17dbffe8246619a1a9814e5419c4ff3974bc4e84;p=friendica.git diff --git a/bin/daemon.php b/bin/daemon.php index 596f4de56f..e550aea891 100755 --- a/bin/daemon.php +++ b/bin/daemon.php @@ -1,7 +1,7 @@ #!/usr/bin/env php . * + */ + +/** * Run the worker from a daemon. * * This script was taken from http://php.net/manual/en/function.pcntl-fork.php */ +if (php_sapi_name() !== 'cli') { + header($_SERVER['SERVER_PROTOCOL'] . ' 403 Forbidden'); + exit(); +} use Dice\Dice; +use Friendica\App\Mode; use Friendica\Core\Logger; +use Friendica\Core\Update; use Friendica\Core\Worker; use Friendica\Database\DBA; use Friendica\DI; +use Friendica\Util\DateTimeFormat; use Psr\Log\LoggerInterface; // Get options @@ -36,13 +46,13 @@ $longopts = ['foreground']; $options = getopt($shortopts, $longopts); // Ensure that daemon.php is executed from the base path of the installation -if (!file_exists("boot.php") && (sizeof($_SERVER["argv"]) != 0)) { - $directory = dirname($_SERVER["argv"][0]); +if (!file_exists('index.php') && (sizeof($_SERVER['argv']) != 0)) { + $directory = dirname($_SERVER['argv'][0]); - if (substr($directory, 0, 1) != "/") { - $directory = $_SERVER["PWD"] . "/" . $directory; + if (substr($directory, 0, 1) != '/') { + $directory = $_SERVER['PWD'] . '/' . $directory; } - $directory = realpath($directory . "/.."); + $directory = realpath($directory . '/..'); chdir($directory); } @@ -53,19 +63,21 @@ $dice = (new Dice())->addRules(include __DIR__ . '/../static/dependencies.config $dice = $dice->addRule(LoggerInterface::class,['constructParams' => ['daemon']]); DI::init($dice); -$a = DI::app(); +\Friendica\Core\Logger\Handler\ErrorHandler::register($dice->create(\Psr\Log\LoggerInterface::class)); if (DI::mode()->isInstall()) { die("Friendica isn't properly installed yet.\n"); } -DI::config()->load(); +DI::mode()->setExecutor(Mode::DAEMON); + +DI::config()->reload(); if (empty(DI::config()->get('system', 'pidfile'))) { die(<< [ + + 'system' => [ 'pidfile' => '/path/to/daemon.pid', ], TXT @@ -74,16 +86,16 @@ TXT $pidfile = DI::config()->get('system', 'pidfile'); -if (in_array("start", $_SERVER["argv"])) { - $mode = "start"; +if (in_array('start', $_SERVER['argv'])) { + $mode = 'start'; } -if (in_array("stop", $_SERVER["argv"])) { - $mode = "stop"; +if (in_array('stop', $_SERVER['argv'])) { + $mode = 'stop'; } -if (in_array("status", $_SERVER["argv"])) { - $mode = "status"; +if (in_array('status', $_SERVER['argv'])) { + $mode = 'status'; } $foreground = array_key_exists('f', $options) || array_key_exists('foreground', $options); @@ -92,7 +104,7 @@ if (!isset($mode)) { die("Please use either 'start', 'stop' or 'status'.\n"); } -if (empty($_SERVER["argv"][0])) { +if (empty($_SERVER['argv'][0])) { die("Unexpected script behaviour. This message should never occur.\n"); } @@ -102,30 +114,30 @@ if (is_readable($pidfile)) { $pid = intval(file_get_contents($pidfile)); } -if (empty($pid) && in_array($mode, ["stop", "status"])) { - DI::config()->set('system', 'worker_daemon_mode', false); +if (empty($pid) && in_array($mode, ['stop', 'status'])) { + DI::keyValue()->set('worker_daemon_mode', false); die("Pidfile wasn't found. Is the daemon running?\n"); } -if ($mode == "status") { +if ($mode == 'status') { if (posix_kill($pid, 0)) { die("Daemon process $pid is running.\n"); } unlink($pidfile); - DI::config()->set('system', 'worker_daemon_mode', false); + DI::keyValue()->set('worker_daemon_mode', false); die("Daemon process $pid isn't running.\n"); } -if ($mode == "stop") { +if ($mode == 'stop') { posix_kill($pid, SIGTERM); unlink($pidfile); - Logger::notice("Worker daemon process was killed", ["pid" => $pid]); + Logger::notice('Worker daemon process was killed', ['pid' => $pid]); - DI::config()->set('system', 'worker_daemon_mode', false); + DI::keyValue()->set('worker_daemon_mode', false); die("Worker daemon process $pid was killed.\n"); } @@ -133,42 +145,43 @@ if (!empty($pid) && posix_kill($pid, 0)) { die("Daemon process $pid is already running.\n"); } -Logger::notice('Starting worker daemon.', ["pid" => $pid]); +Logger::notice('Starting worker daemon.', ['pid' => $pid]); if (!$foreground) { echo "Starting worker daemon.\n"; - // Switch over to daemon mode. - if ($pid = pcntl_fork()) { - return; // Parent - } - - fclose(STDIN); // Close all of the standard - - // Enabling this seem to block a running php process with 100% CPU usage when there is an outpout - // fclose(STDOUT); // file descriptors as we - // fclose(STDERR); // are running as a daemon. - DBA::disconnect(); + // Fork a daemon process + $pid = pcntl_fork(); + if ($pid == -1) { + echo "Daemon couldn't be forked.\n"; + Logger::warning('Could not fork daemon'); + exit(1); + } elseif ($pid) { + // The parent process continues here + echo 'Child process started with pid ' . $pid . ".\n"; + Logger::notice('Child process started', ['pid' => $pid]); + file_put_contents($pidfile, $pid); + exit(0); + } + + // We now are in the child process register_shutdown_function('shutdown'); + // Make the child the main process, detach it from the terminal if (posix_setsid() < 0) { return; } - if ($pid = pcntl_fork()) { - return; // Parent - } - - $pid = getmypid(); - file_put_contents($pidfile, $pid); + // Closing all existing connections with the outside + fclose(STDIN); - // We lose the database connection upon forking - DBA::reconnect(); + // And now connect the database again + DBA::connect(); } -DI::config()->set('system', 'worker_daemon_mode', true); +DI::keyValue()->set('worker_daemon_mode', true); // Just to be sure that this script really runs endlessly set_time_limit(0); @@ -180,16 +193,19 @@ $last_cron = 0; // Now running as a daemon. while (true) { + // Check the database structure and possibly fixes it + Update::check(DI::basePath(), true); + if (!$do_cron && ($last_cron + $wait_interval) < time()) { - Logger::info('Forcing cron worker call.', ["pid" => $pid]); + Logger::info('Forcing cron worker call.', ['pid' => $pid]); $do_cron = true; } - if ($do_cron || (!DI::process()->isMaxLoadReached() && Worker::entriesExists() && Worker::isReady())) { + if ($do_cron || (!DI::system()->isMaxLoadReached() && Worker::entriesExists() && Worker::isReady())) { Worker::spawnWorker($do_cron); } else { - Logger::info('Cool down', ['pid' => $pid]); - sleep(10); + Logger::info('Cool down for 5 seconds', ['pid' => $pid]); + sleep(5); } if ($do_cron) { @@ -200,8 +216,9 @@ while (true) { $last_cron = time(); } - Logger::info("Sleeping", ["pid" => $pid]); $start = time(); + Logger::info('Sleeping', ['pid' => $pid, 'until' => gmdate(DateTimeFormat::MYSQL, $start + $wait_interval)]); + do { $seconds = (time() - $start); @@ -209,21 +226,27 @@ while (true) { // Background: After jobs had been started, they often fork many workers. // To not waste too much time, the sleep period increases. $arg = (($seconds + 1) / ($wait_interval / 9)) + 1; - $sleep = round(log10($arg) * 1000000, 0); + $sleep = min(1000000, round(log10($arg) * 1000000, 0)); usleep($sleep); + $pid = pcntl_waitpid(-1, $status, WNOHANG); + if ($pid > 0) { + Logger::info('Children quit via pcntl_waitpid', ['pid' => $pid, 'status' => $status]); + } + $timeout = ($seconds >= $wait_interval); - } while (!$timeout && !Worker::IPCJobsExists()); + } while (!$timeout && !Worker\IPC::JobsExists()); if ($timeout) { $do_cron = true; - Logger::info("Woke up after $wait_interval seconds.", ["pid" => $pid, 'sleep' => $wait_interval]); + Logger::info('Woke up after $wait_interval seconds.', ['pid' => $pid, 'sleep' => $wait_interval]); } else { $do_cron = false; - Logger::info("Worker jobs are calling to be forked.", ["pid" => $pid]); + Logger::info('Worker jobs are calling to be forked.', ['pid' => $pid]); } } function shutdown() { + posix_kill(posix_getpid(), SIGTERM); posix_kill(posix_getpid(), SIGHUP); }