define('DISABLE_SESSIONS', true);
require_once "version.php";
- require_once "config.php";
require_once "autoload.php";
require_once "functions.php";
- require_once "rssfuncs.php";
+ require_once "config.php";
// defaults
define_default('PURGE_INTERVAL', 3600); // seconds
require_once "db.php";
require_once "db-prefs.php";
-
if (!function_exists('pcntl_fork')) {
die("error: This script requires PHP compiled with PCNTL module.\n");
}
+ $options = getopt("");
+
+ if (!is_array($options)) {
+ die("error: getopt() failed. ".
+ "Most probably you are using PHP CGI to run this script ".
+ "instead of required PHP CLI. Check tt-rss wiki page on updating feeds for ".
+ "additional information.\n");
+ }
+
+
+ $master_handlers_installed = false;
+
$children = array();
$ctimes = array();
$last_checkpoint = -1;
+ /**
+ * @SuppressWarnings(unused)
+ */
function reap_children() {
global $children;
global $ctimes;
}
}
+ /**
+ * @SuppressWarnings(unused)
+ */
function sigchld_handler($signal) {
$running_jobs = reap_children();
pcntl_waitpid(-1, $status, WNOHANG);
}
+ function shutdown($caller_pid) {
+ if ($caller_pid == posix_getpid()) {
+ if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock")) {
+ _debug("removing lockfile (master)...");
+ unlink(LOCK_DIRECTORY . "/update_daemon.lock");
+ }
+ }
+ }
+
+ function task_shutdown() {
+ $pid = posix_getpid();
+
+ if (file_exists(LOCK_DIRECTORY . "/update_daemon-$pid.lock")) {
+ _debug("removing lockfile ($pid)...");
+ unlink(LOCK_DIRECTORY . "/update_daemon-$pid.lock");
+ }
+ }
+
+ function sigint_handler() {
+ _debug("[MASTER] SIG_INT received.\n");
+ shutdown(posix_getpid());
+ die;
+ }
+
+ function task_sigint_handler() {
+ _debug("[TASK] SIG_INT received.\n");
+ task_shutdown();
+ die;
+ }
+
pcntl_signal(SIGCHLD, 'sigchld_handler');
$longopts = array("log:",
$spawn_interval = SPAWN_INTERVAL;
}
+ // let's enforce a minimum spawn interval as to not forkbomb the host
+ $spawn_interval = max(60, $spawn_interval);
+ _debug("Spawn interval: $spawn_interval sec");
+
if (isset($options["log"])) {
_debug("Logging to " . $options["log"]);
define('LOGFILE', $options["log"]);
if ($pid == -1) {
die("fork failed!\n");
} else if ($pid) {
+
+ if (!$master_handlers_installed) {
+ _debug("[MASTER] installing shutdown handlers");
+ pcntl_signal(SIGINT, 'sigint_handler');
+ pcntl_signal(SIGTERM, 'sigint_handler');
+ register_shutdown_function('shutdown', posix_getpid());
+ $master_handlers_installed = true;
+ }
+
_debug("[MASTER] spawned client $j [PID:$pid]...");
array_push($children, $pid);
$ctimes[$pid] = time();
} else {
pcntl_signal(SIGCHLD, SIG_IGN);
+ pcntl_signal(SIGINT, 'task_sigint_handler');
+
+ register_shutdown_function('task_shutdown');
$quiet = (isset($options["quiet"])) ? "--quiet" : "";
+ $log = function_exists("flock") && isset($options['log']) ? '--log '.$options['log'] : '';
$my_pid = posix_getpid();
- passthru(PHP_EXECUTABLE . " update.php --daemon-loop $quiet --task $j --pidlock $my_pid");
+ passthru(PHP_EXECUTABLE . " update.php --daemon-loop $quiet $log --task $j --pidlock $my_pid");
sleep(1);