* This script was taken from http://php.net/manual/en/function.pcntl-fork.php
*/
-use Friendica\App;
-use Friendica\BaseObject;
use Friendica\Core\Config;
+use Friendica\Core\Logger;
use Friendica\Core\Worker;
+use Friendica\Database\DBA;
+use Friendica\Factory;
+
+// Get options
+$shortopts = 'f';
+$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 (substr($directory, 0, 1) != "/") {
- $directory = $_SERVER["PWD"]."/".$directory;
+ $directory = $_SERVER["PWD"] . "/" . $directory;
}
- $directory = realpath($directory."/..");
+ $directory = realpath($directory . "/..");
chdir($directory);
}
-require_once "boot.php";
-require_once "include/dba.php";
+require dirname(__DIR__) . '/vendor/autoload.php';
-$a = new App(dirname(__DIR__));
-BaseObject::setApp($a);
+$a = Factory\DependencyFactory::setUp('daemon', dirname(__DIR__));
-require_once ".htconfig.php";
-dba::connect($db_host, $db_user, $db_pass, $db_data);
+if ($a->getMode()->isInstall()) {
+ die("Friendica isn't properly installed yet.\n");
+}
Config::load();
-if (!isset($pidfile)) {
- die('Please specify a pid file in the variable $pidfile in the .htconfig.php. For example:'."\n".
- '$pidfile = "/path/to/daemon.pid";'."\n");
+if (empty(Config::get('system', 'pidfile'))) {
+ die(<<<TXT
+Please set system.pidfile in config/local.config.php. For example:
+
+ 'system' => [
+ 'pidfile' => '/path/to/daemon.pid',
+ ],
+TXT
+ );
}
+$pidfile = Config::get('system', 'pidfile');
+
if (in_array("start", $_SERVER["argv"])) {
$mode = "start";
}
$mode = "status";
}
+$foreground = array_key_exists('f', $options) || array_key_exists('foreground', $options);
+
if (!isset($mode)) {
die("Please use either 'start', 'stop' or 'status'.\n");
}
die("Unexpected script behaviour. This message should never occur.\n");
}
-$pid = @file_get_contents($pidfile);
+$pid = null;
+
+if (is_readable($pidfile)) {
+ $pid = intval(file_get_contents($pidfile));
+}
if (empty($pid) && in_array($mode, ["stop", "status"])) {
Config::set('system', 'worker_daemon_mode', false);
unlink($pidfile);
- logger("Worker daemon process $pid was killed.", LOGGER_DEBUG);
+ Logger::notice("Worker daemon process was killed", ["pid" => $pid]);
Config::set('system', 'worker_daemon_mode', false);
die("Worker daemon process $pid was killed.\n");
die("Daemon process $pid is already running.\n");
}
-logger('Starting worker daemon.', LOGGER_DEBUG);
-echo "Starting worker daemon.\n";
+Logger::notice('Starting worker daemon.', ["pid" => $pid]);
+
+if (!$foreground) {
+ echo "Starting worker daemon.\n";
+
+ // Switch over to daemon mode.
+ if ($pid = pcntl_fork()) {
+ return; // Parent
+ }
+
+ fclose(STDIN); // Close all of the standard
+
+ // Enabling this seem to block a running php process with 100% CPU usage when there is an outpout
+ // fclose(STDOUT); // file descriptors as we
+ // fclose(STDERR); // are running as a daemon.
-// Switch over to daemon mode.
-if ($pid = pcntl_fork())
- return; // Parent
+ DBA::disconnect();
-fclose(STDIN); // Close all of the standard
-fclose(STDOUT); // file descriptors as we
-fclose(STDERR); // are running as a daemon.
+ register_shutdown_function('shutdown');
-register_shutdown_function('shutdown');
+ if (posix_setsid() < 0) {
+ return;
+ }
-if (posix_setsid() < 0)
- return;
+ if ($pid = pcntl_fork()) {
+ return; // Parent
+ }
-if ($pid = pcntl_fork())
- return; // Parent
+ $pid = getmypid();
+ file_put_contents($pidfile, $pid);
-// We lose the database connection upon forking
-dba::connect($db_host, $db_user, $db_pass, $db_data);
-unset($db_host, $db_user, $db_pass, $db_data);
+ // We lose the database connection upon forking
+ Factory\DBFactory::init($a->getConfigCache(), $a->getProfiler(), $_SERVER);
+}
Config::set('system', 'worker_daemon_mode', true);
// Just to be sure that this script really runs endlessly
set_time_limit(0);
-$pid = getmypid();
-file_put_contents($pidfile, $pid);
-
$wait_interval = intval(Config::get('system', 'cron_interval', 5)) * 60;
+$do_cron = true;
+$last_cron = 0;
+
// Now running as a daemon.
while (true) {
- logger('Call the worker', LOGGER_DEBUG);
- Worker::spawnWorker();
+ if (!$do_cron && ($last_cron + $wait_interval) < time()) {
+ Logger::info('Forcing cron worker call.', ["pid" => $pid]);
+ $do_cron = true;
+ }
- logger("Sleep for $wait_interval seconds - or when a worker needs to be called", LOGGER_DEBUG);
- $i = 0;
+ Worker::spawnWorker($do_cron);
+
+ if ($do_cron) {
+ // We force a reconnect of the database connection.
+ // This is done to ensure that the connection don't get lost over time.
+ DBA::reconnect();
+
+ $last_cron = time();
+ }
+
+ Logger::info("Sleeping", ["pid" => $pid]);
+ $start = time();
do {
- sleep(1);
- } while (($i++ < $wait_interval) && !Worker::IPCJobsExists());
+ $seconds = (time() - $start);
+
+ // logarithmic wait time calculation.
+ // 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);
+ usleep($sleep);
+
+ $timeout = ($seconds >= $wait_interval);
+ } while (!$timeout && !Worker::IPCJobsExists());
+
+ if ($timeout) {
+ $do_cron = true;
+ 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]);
+ }
}
function shutdown() {