update_daemon: use getopt; make things a bit more configurable, add help

This commit is contained in:
Andrew Dolgov 2013-03-21 15:05:57 +04:00
parent 2191eb7aab
commit dc24b520cc
2 changed files with 51 additions and 11 deletions

View File

@ -69,7 +69,7 @@
print " --daemon - start single-process update daemon\n";
print " --task N - create lockfile using this task id\n";
print " --cleanup-tags - perform tags table maintenance\n";
print " --quiet - don't show messages\n";
print " --quiet - don't output messages to stdout\n";
print " --log FILE - log messages to FILE\n";
print " --indexes - recreate missing schema indexes\n";
print " --convert-filters - convert type1 filters to type2\n";
@ -85,13 +85,13 @@
return;
}
define('QUIET', isset($options['quiet']));
if (isset($options["log"])) {
_debug("Logging to " . $options["log"]);
define('LOGFILE', $options["log"]);
}
define('QUIET', isset($options['quiet']));
if (!isset($options["daemon"])) {
$lock_filename = "update.lock";
} else {

View File

@ -14,9 +14,6 @@
define('DAEMON_EXTENDED_DEBUG', true);
}
define('PURGE_INTERVAL', 3600); // seconds
define('MAX_CHILD_RUNTIME', 600); // seconds
require_once "functions.php";
require_once "rssfuncs.php";
require_once "sanity_check.php";
@ -24,8 +21,11 @@
require_once "db.php";
require_once "db-prefs.php";
// defaults
define('PURGE_INTERVAL', 3600); // seconds
define('MAX_CHILD_RUNTIME', 600); // seconds
define('MAX_JOBS', 2);
define('SPAWN_INTERVAL', DAEMON_SLEEP_INTERVAL);
define('SPAWN_INTERVAL', DAEMON_SLEEP_INTERVAL); // seconds
if (!function_exists('pcntl_fork')) {
die("error: This script requires PHP compiled with PCNTL module.\n");
@ -118,6 +118,46 @@
pcntl_signal(SIGCHLD, 'sigchld_handler');
$longopts = array("log:",
"tasks:",
"interval",
"help");
$options = getopt("", $longopts);
if (isset($options["help"]) ) {
print "Tiny Tiny RSS update daemon.\n\n";
print "Options:\n";
print " --log FILE - log messages to FILE\n";
print " --tasks N - amount of update tasks to spawn\n";
print " default: " . MAX_JOBS . "\n";
print " --interval N - task spawn interval\n";
print " default: " . SPAWN_INTERVAL . " seconds.\n";
print " --quiet - don't output messages to stdout\n";
return;
}
define('QUIET', isset($options['quiet']));
if (isset($options["tasks"])) {
_debug("Set to spawn " . $options["tasks"] . " children.");
$max_jobs = $option["tasks"];
} else {
$max_jobs = MAX_JOBS;
}
if (isset($options["interval"])) {
_debug("Spawn interval: " . $options["interval"] . " seconds.");
$spawn_interval = $option["interval"];
} else {
$spawn_interval = SPAWN_INTERVAL;
}
if (isset($options["log"])) {
_debug("Logging to " . $options["log"]);
define('LOGFILE', $options["log"]);
}
if (file_is_locked("update_daemon.lock")) {
die("error: Can't create lockfile. ".
"Maybe another daemon is already running.\n");
@ -142,20 +182,20 @@
while (true) {
// Since sleep is interupted by SIGCHLD, we need another way to
// respect the SPAWN_INTERVAL
$next_spawn = $last_checkpoint + SPAWN_INTERVAL - time();
// respect the spawn interval
$next_spawn = $last_checkpoint + $spawn_interval - time();
if ($next_spawn % 10 == 0) {
$running_jobs = count($children);
_debug("[MASTER] active jobs: $running_jobs, next spawn at $next_spawn sec.");
}
if ($last_checkpoint + SPAWN_INTERVAL < time()) {
if ($last_checkpoint + $spawn_interval < time()) {
check_ctimes();
reap_children();
for ($j = count($children); $j < MAX_JOBS; $j++) {
for ($j = count($children); $j < $max_jobs; $j++) {
$pid = pcntl_fork();
if ($pid == -1) {
die("fork failed!\n");