]> git.wh0rd.org - tt-rss.git/blobdiff - update_daemon2.php
Merge branch 'master' of git.tt-rss.org:fox/tt-rss
[tt-rss.git] / update_daemon2.php
index e8523d22bd99c7a82f189812a1c86c265f0f0a4e..af29ac18f86e0987f23cc365324cdaadadd63010 100755 (executable)
@@ -9,28 +9,34 @@
        define('DISABLE_SESSIONS', true);
 
        require_once "version.php";
+       require_once "autoload.php";
+       require_once "functions.php";
+       require_once "config.php";
 
-       if (strpos(VERSION, ".99") !== false || getenv('DAEMON_XDEBUG')) {
-               define('DAEMON_EXTENDED_DEBUG', true);
-       }
+       // 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 "functions.php";
-       require_once "rssfuncs.php";
        require_once "sanity_check.php";
-       require_once "config.php";
        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); // seconds
-
        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();
@@ -38,6 +44,9 @@
 
        $last_checkpoint = -1;
 
+       /**
+        * @SuppressWarnings(unused)
+        */
        function reap_children() {
                global $children;
                global $ctimes;
@@ -78,6 +87,9 @@
                }
        }
 
+       /**
+       * @SuppressWarnings(unused)
+       */
        function sigchld_handler($signal) {
                $running_jobs = reap_children();
 
 
        $longopts = array("log:",
                        "tasks:",
-                       "interval",
+                       "interval:",
                        "quiet",
                        "help");
 
 
        if (isset($options["tasks"])) {
                _debug("Set to spawn " . $options["tasks"] . " children.");
-               $max_jobs = $option["tasks"];
+               $max_jobs = $options["tasks"];
        } else {
                $max_jobs = MAX_JOBS;
        }
 
        if (isset($options["interval"])) {
                _debug("Spawn interval: " . $options["interval"] . " seconds.");
-               $spawn_interval = $option["interval"];
+               $spawn_interval = $options["interval"];
        } else {
                $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"]);
                        "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) {
 
                }
 
                if ($last_checkpoint + $spawn_interval < time()) {
-
                        check_ctimes();
                        reap_children();
 
                                        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;
                                        }
 
                                        register_shutdown_function('task_shutdown');
 
-                                       $my_pid = posix_getpid();
-                                       $lock_filename = "update_daemon-$my_pid.lock";
-
-                                       $lock_handle = make_lockfile($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')) {
-                                               _debug("warning: unable to create stampfile\n");
-                                       }
-
-                                       // Call to the feed batch update function
-                                       // and maybe regenerate feedbrowser cache
-
-                                       $nf = 0;
-
-                                       _debug("Waiting before update..");
-                                       sleep(rand(1,15));
-                                       $nf = update_daemon_common($link);
-
-                                       if (rand(0,100) > 50) {
-                                               $count = update_feedbrowser_cache($link);
-                                               _debug("Feedbrowser updated, $count feeds processed.");
+                                       $quiet = (isset($options["quiet"])) ? "--quiet" : "";
+                                       $log = function_exists("flock") && isset($options['log']) ? '--log '.$options['log'] : '';
 
-                                               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() - $start_timestamp) . " second(s)");
-
-                                       if ($nf > 0) {
-                                               _debug("Feeds processed: $nf; feeds/minute: " . sprintf("%.2d", $nf/((time()-$start_timestamp)/60)));
-                                       }
+                                       $my_pid = posix_getpid();
 
-                                       db_close($link);
+                                       passthru(PHP_EXECUTABLE . " update.php --daemon-loop $quiet $log --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);
                                }