diff options
Diffstat (limited to 'update_daemon2.php')
| -rwxr-xr-x | update_daemon2.php | 139 |
1 files changed, 64 insertions, 75 deletions
diff --git a/update_daemon2.php b/update_daemon2.php index 4b6a43999..d5b6a45e3 100755 --- a/update_daemon2.php +++ b/update_daemon2.php @@ -9,23 +9,21 @@ define('DISABLE_SESSIONS', true); require_once "version.php"; - - if (strpos(VERSION, ".99") !== false || getenv('DAEMON_XDEBUG')) { - define('DAEMON_EXTENDED_DEBUG', true); - } - - define('PURGE_INTERVAL', 3600); // seconds - define('MAX_CHILD_RUNTIME', 600); // seconds - + require_once "config.php"; + require_once "autoload.php"; require_once "functions.php"; require_once "rssfuncs.php"; + + // defaults + define_default('PURGE_INTERVAL', 3600); // seconds + define_default('MAX_CHILD_RUNTIME', 1800); // seconds + define_default('MAX_JOBS', 2); + define_default('SPAWN_INTERVAL', DAEMON_SLEEP_INTERVAL); // seconds + require_once "sanity_check.php"; - require_once "config.php"; require_once "db.php"; require_once "db-prefs.php"; - define('MAX_JOBS', 2); - define('SPAWN_INTERVAL', DAEMON_SLEEP_INTERVAL); if (!function_exists('pcntl_fork')) { die("error: This script requires PHP compiled with PCNTL module.\n"); @@ -118,6 +116,47 @@ pcntl_signal(SIGCHLD, 'sigchld_handler'); + $longopts = array("log:", + "tasks:", + "interval:", + "quiet", + "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 = $options["tasks"]; + } else { + $max_jobs = MAX_JOBS; + } + + if (isset($options["interval"])) { + _debug("Spawn interval: " . $options["interval"] . " seconds."); + $spawn_interval = $options["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"); @@ -131,31 +170,31 @@ "Maybe another daemon is already running.\n"); } - // Testing database connection. - // It is unnecessary to start the fork loop if database is not ok. - $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME); + $schema_version = get_schema_version(); - if (!init_connection($link)) return; + if ($schema_version != SCHEMA_VERSION) { + die("Schema version is wrong, please upgrade the database.\n"); + } - db_close($link); + // Protip: children close shared database handle when terminating, it's a bad idea to + // do database stuff on main process from now on. 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) { + if ($next_spawn % 60 == 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"); @@ -177,67 +216,17 @@ register_shutdown_function('task_shutdown'); - $my_pid = posix_getpid(); - $lock_filename = "update_daemon-$my_pid.lock"; + $quiet = (isset($options["quiet"])) ? "--quiet" : ""; - $lock_handle = make_lockfile($lock_filename); - - if (!$lock_handle) { - die("error: Can't create lockfile ($lock_filename). ". - "Maybe another daemon is already running.\n"); - } - - // ****** Updating RSS code ******* - // Only run in fork process. - - $start_timestamp = time(); - - $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME); - - if (!init_connection($link)) return; - - // We disable stamp file, since it is of no use in a multiprocess update. - // not really, tho for the time being -fox - if (!make_stampfile('update_daemon.stamp')) { - die("error: unable to create stampfile\n"); - } - - // Call to the feed batch update function - // or regenerate feedbrowser cache - - if (rand(0,100) > 30) { - update_daemon_common($link); - } else { - $count = update_feedbrowser_cache($link); - _debug("Feedbrowser updated, $count feeds processed."); - - purge_orphans($link, true); - - $rc = cleanup_tags($link, 14, 50000); - - _debug("Cleaned $rc cached tags."); - - global $pluginhost; - $pluginhost->run_hooks($pluginhost::HOOK_UPDATE_TASK, "hook_update_task", $op); - } - - _debug("Elapsed time: " . (time() - $start_timestamp) . " second(s)"); + $my_pid = posix_getpid(); - db_close($link); + passthru(PHP_EXECUTABLE . " update.php --daemon-loop $quiet --task $j --pidlock $my_pid"); - // We are in a fork. - // We wait a little before exiting to avoid to be faster than our parent process. sleep(1); - unlink(LOCK_DIRECTORY . "/$lock_filename"); - // We exit in order to avoid fork bombing. exit(0); } - - // We wait a little time before the next fork, in order to let the first fork - // mark the feeds it update : - sleep(1); } $last_checkpoint = time(); } |