X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=update_daemon2.php;h=cee61bb6e69ad52e3a5c6d93db0d025b2d5d2a34;hb=1a43a68cb107205d43fee40a1d71cc998d6abc74;hp=053a73d7d7a399f958f417e07a3fd74a4b423ee8;hpb=0618b81c0716002966b61f07324b552c542face6;p=tt-rss.git

diff --git a/update_daemon2.php b/update_daemon2.php
index 053a73d7..cee61bb6 100755
--- a/update_daemon2.php
+++ b/update_daemon2.php
@@ -1,12 +1,10 @@
-#!/usr/bin/php
+#!/usr/bin/env php
 <?php
-	// This is an experimental multiprocess update daemon.
-	// Some configurable variable may be found below.
-
-	// define('DEFAULT_ERROR_LEVEL', E_ALL);
-	define('DEFAULT_ERROR_LEVEL', E_ERROR | E_WARNING | E_PARSE);
+	set_include_path(dirname(__FILE__) ."/include" . PATH_SEPARATOR .
+		get_include_path());
 
 	declare(ticks = 1);
+	chdir(dirname(__FILE__));
 
 	define('DISABLE_SESSIONS', true);
 
@@ -19,8 +17,12 @@
 	define('PURGE_INTERVAL', 3600); // seconds
 	define('MAX_CHILD_RUNTIME', 600); // 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";
 
 	define('MAX_JOBS', 2);
 	define('SPAWN_INTERVAL', DAEMON_SLEEP_INTERVAL);
@@ -29,17 +31,6 @@
 		die("error: This script requires PHP compiled with PCNTL module.\n");
 	}
 
-	if (!ENABLE_UPDATE_DAEMON) {
-		die("error: 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 "lib/magpierss/rss_fetch.inc";
-
-	error_reporting(DEFAULT_ERROR_LEVEL);
-
 	$children = array();
 	$ctimes = array();
 
@@ -53,9 +44,16 @@
 
 		foreach ($children as $pid) {
 			if (pcntl_waitpid($pid, $status, WNOHANG) != $pid) {
-				array_push($tmp, $pid);
+
+				if (file_is_locked("update_daemon-$pid.lock")) {
+					array_push($tmp, $pid);
+				} else {
+					_debug("[reap_children] child $pid seems active but lockfile is unlocked.");
+					unset($ctimes[$pid]);
+
+				}
 			} else {
-				_debug("[SIGCHLD] child $pid reaped.");
+				_debug("[reap_children] child $pid reaped.");
 				unset($ctimes[$pid]);
 			}
 		}
@@ -67,7 +65,7 @@
 
 	function check_ctimes() {
 		global $ctimes;
-		
+
 		foreach (array_keys($ctimes) as $pid) {
 			$started = $ctimes[$pid];
 
@@ -86,8 +84,25 @@
 		pcntl_waitpid(-1, $status, WNOHANG);
 	}
 
+	function shutdown() {
+		if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock"))
+			unlink(LOCK_DIRECTORY . "/update_daemon.lock");
+	}
+
+	function task_shutdown() {
+		$pid = posix_getpid();
+
+		if (file_exists(LOCK_DIRECTORY . "/update_daemon-$pid.lock"))
+			unlink(LOCK_DIRECTORY . "/update_daemon-$pid.lock");
+	}
+
 	function sigint_handler() {
-		unlink(LOCK_DIRECTORY . "/update_daemon.lock");
+		shutdown();
+		die("[SIGINT] removing lockfile and exiting.\n");
+	}
+
+	function task_sigint_handler() {
+		task_shutdown();
 		die("[SIGINT] removing lockfile and exiting.\n");
 	}
 
@@ -98,8 +113,17 @@
 			"Maybe another daemon is already running.\n");
 	}
 
-	if (!pcntl_fork()) {
+	// Try to lock a file in order to avoid concurrent update.
+	$lock_handle = make_lockfile("update_daemon.lock");
+
+	if (!$lock_handle) {
+		die("error: Can't create lockfile. ".
+			"Maybe another daemon is already running.\n");
+	}
+
+	/* if (!pcntl_fork()) {
 		pcntl_signal(SIGINT, 'sigint_handler');
+		register_shutdown_function('shutdown');
 
 		// Try to lock a file in order to avoid concurrent update.
 		$lock_handle = make_lockfile("update_daemon.lock");
@@ -110,19 +134,13 @@
 		}
 
 		while (true) { sleep(100); }
-	}
+	} */
 
 	// 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);	
+	$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
 
-	if (!$link) {
-		if (DB_TYPE == "mysql") {
-			print mysql_error();
-		}
-		// PG seems to display its own errors just fine by default.		
-		return;
-	}
+	if (!init_connection($link)) return;
 
 	db_close($link);
 
@@ -152,53 +170,64 @@
 					$ctimes[$pid] = time();
 				} else {
 					pcntl_signal(SIGCHLD, SIG_IGN);
-					pcntl_signal(SIGINT, SIG_DFL);
+					pcntl_signal(SIGINT, 'task_sigint_handler');
+
+					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);	
+					$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
 
-					if (!$link) {
-						if (DB_TYPE == "mysql") {
-							print mysql_error();
-						}
-						// PG seems to display its own errors just fine by default.		
-						return;
-					}
-
-					init_connection($link);
+					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')) {
 						print "warning: unable to create stampfile";
-					}	
-
-					// FIXME : $last_purge is of no use in a multiprocess update.
-					// FIXME : We ALWAYS purge old posts.
-					//_debug("Purging old posts (random 30 feeds)...");
-					//global_purge_old_posts($link, true, 30);
+					}
 
-					// Call to the feed batch update function 
+					// Call to the feed batch update function
 					// or regenerate feedbrowser cache
 
-					if (rand(0,100) > 50) {
+					if (rand(0,100) > 30) {
 						update_daemon_common($link);
 					} else {
 						$count = update_feedbrowser_cache($link);
-						_debug("Finished, $count feeds processed.");
+						_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() - $start_timestamp) . " second(s)");
- 
+
 					db_close($link);
 
 					// 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);
 				}