-#!/usr/bin/php4
-<?
+#!/usr/bin/php
+<?php
// this daemon runs in the background and updates all feeds
// continuously
+ // define('DEFAULT_ERROR_LEVEL', E_ALL);
+ define('DEFAULT_ERROR_LEVEL', E_ERROR | E_WARNING | E_PARSE);
+
declare(ticks = 1);
- define('MAGPIE_CACHE_DIR', '/var/tmp/magpie-ttrss-cache-daemon');
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
require_once "sanity_check.php";
require_once "config.php";
+ if (!defined('PHP_EXECUTABLE')) {
+ define('PHP_EXECUTABLE', '/usr/bin/php');
+ }
+
if (!ENABLE_UPDATE_DAEMON) {
- die("Please enable option ENABLE_UPDATE_DAEMON in config.php");
+ die("Please enable option ENABLE_UPDATE_DAEMON in config.php\n");
}
require_once "db.php";
require_once "db-prefs.php";
require_once "functions.php";
- require_once "magpierss/rss_fetch.inc";
+
+ error_reporting(DEFAULT_ERROR_LEVEL);
function sigint_handler() {
- unlink("update_daemon.lock");
+ unlink(LOCK_DIRECTORY . "/update_daemon.lock");
die("Received SIGINT. Exiting.\n");
}
- pcntl_signal(SIGINT, sigint_handler);
+ function sigalrm_handler() {
+ die("received SIGALRM, hang in feed update?\n");
+ }
+
+ if (function_exists('pcntl_signal')) {
+ pcntl_signal(SIGINT, sigint_handler);
+ pcntl_signal(SIGALRM, sigalrm_handler);
+ } else {
+ _debug("Warning: pcntl_signal function not present, continuing without support for signals.");
+ }
$lock_handle = make_lockfile("update_daemon.lock");
if (!$lock_handle) {
die("error: Can't create lockfile ($lock_filename). ".
- "Maybe another daemon is already running.");
+ "Maybe another daemon is already running.\n");
}
+ // Testing database connection.
+ // It is unnecessary to start the fork loop if database is not ok.
$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
if (!$link) {
return;
}
- if (DB_TYPE == "pgsql") {
- pg_query("set client_encoding = 'utf-8'");
- }
+ db_close($link);
$last_purge = 0;
while (true) {
- if (time() - $last_purge > PURGE_INTERVAL) {
- print "Purging old posts...\n";
- global_purge_old_posts($link, true);
- $last_purge = time();
- }
-
- // FIXME: get all scheduled updates w/forced refetch
- // Stub, until I figure out if it is really needed.
-
-# $result = db_query($link, "SELECT * FROM ttrss_scheduled_updates ORDER BY id");
-# while ($line = db_fetch_assoc($result)) {
-# print "Scheduled feed update: " . $line["feed_id"] . ", UID: " .
-# $line["owner_uid"] . "\n";
-# }
-
- // Process all other feeds using last_updated and interval parameters
+ passthru(PHP_EXECUTABLE . " update_daemon_loop.php SRV_RUN_OK");
- $result = db_query($link, "SELECT feed_url,id,owner_uid,
- SUBSTRING(last_updated,1,19) AS last_updated,
- update_interval FROM ttrss_feeds ORDER BY last_updated DESC");
-
- while ($line = db_fetch_assoc($result)) {
-
- $upd_intl = $line["update_interval"];
- $user_id = $line["owner_uid"];
-
- if (!$upd_intl || $upd_intl == 0) {
- $upd_intl = get_pref($link, 'DEFAULT_UPDATE_INTERVAL', $user_id);
- }
-
- if ($upd_intl < 0) {
-# print "Updates disabled.\n";
- continue;
- }
-
- print "Feed: " . $line["feed_url"] . ": ";
-
- printf("(%d/%d, %d) ", time() - strtotime($line["last_updated"]),
- $upd_intl*60, $owner_uid);
-
- if (!$line["last_updated"] ||
- time() - strtotime($line["last_updated"]) > ($upd_intl * 60)) {
-
- print "Updating...\n";
- update_rss_feed($link, $line["feed_url"], $line["id"], true);
- sleep(3); // prevent flood (FIXME make this an option?)
- } else {
- print "Update not needed.\n";
- }
- }
-
- print "Sleeping for " . DAEMON_SLEEP_INTERVAL . " seconds...\n";
+ _debug("Sleeping for " . DAEMON_SLEEP_INTERVAL . " seconds...");
sleep(DAEMON_SLEEP_INTERVAL);
}
- db_close($link);
?>