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authorBrion Vibber <brion@pobox.com>2010-02-16 09:22:02 -0800
committerBrion Vibber <brion@pobox.com>2010-02-16 09:22:02 -0800
commit81b6b58e33f55054b7e5dd546f06dbdb5696ed92 (patch)
tree7dddea4daac884f70d021fb11f1d02d560c0cd10
parent2e258454f396af9f95092b9564eee08179ff6be1 (diff)
parentc74aea589d5a79d7048470d44e457dffc8919ad3 (diff)
Merge branch 'master' into testing
Conflicts: lib/stompqueuemanager.php
-rw-r--r--classes/Memcached_DataObject.php52
-rw-r--r--classes/Safe_DataObject.php250
-rw-r--r--classes/Status_network.php16
-rwxr-xr-xextlib/libomb/service_provider.php4
-rw-r--r--lib/cache.php26
-rw-r--r--lib/dbqueuemanager.php7
-rw-r--r--lib/default.php8
-rw-r--r--lib/iomanager.php5
-rw-r--r--lib/iomaster.php74
-rw-r--r--lib/queued_xmpp.php2
-rw-r--r--lib/queuemanager.php97
-rw-r--r--lib/spawningdaemon.php16
-rw-r--r--lib/statusnet.php54
-rw-r--r--lib/stompqueuemanager.php369
-rw-r--r--lib/xmppmanager.php8
-rw-r--r--plugins/MemcachePlugin.php33
-rwxr-xr-xscripts/queuedaemon.php20
-rwxr-xr-xscripts/xmppdaemon.php28
18 files changed, 701 insertions, 368 deletions
diff --git a/classes/Memcached_DataObject.php b/classes/Memcached_DataObject.php
index dfd06b57e..40576dc71 100644
--- a/classes/Memcached_DataObject.php
+++ b/classes/Memcached_DataObject.php
@@ -19,58 +19,9 @@
if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
-class Memcached_DataObject extends DB_DataObject
+class Memcached_DataObject extends Safe_DataObject
{
/**
- * Destructor to free global memory resources associated with
- * this data object when it's unset or goes out of scope.
- * DB_DataObject doesn't do this yet by itself.
- */
-
- function __destruct()
- {
- $this->free();
- if (method_exists('DB_DataObject', '__destruct')) {
- parent::__destruct();
- }
- }
-
- /**
- * Magic function called at serialize() time.
- *
- * We use this to drop a couple process-specific references
- * from DB_DataObject which can cause trouble in future
- * processes.
- *
- * @return array of variable names to include in serialization.
- */
- function __sleep()
- {
- $vars = array_keys(get_object_vars($this));
- $skip = array('_DB_resultid', '_link_loaded');
- return array_diff($vars, $skip);
- }
-
- /**
- * Magic function called at unserialize() time.
- *
- * Clean out some process-specific variables which might
- * be floating around from a previous process's cached
- * objects.
- *
- * Old cached objects may still have them.
- */
- function __wakeup()
- {
- // Refers to global state info from a previous process.
- // Clear this out so we don't accidentally break global
- // state in *this* process.
- $this->_DB_resultid = null;
- // We don't have any local DBO refs, so clear these out.
- $this->_link_loaded = false;
- }
-
- /**
* Wrapper for DB_DataObject's static lookup using memcached
* as backing instead of an in-process cache array.
*
@@ -579,3 +530,4 @@ class Memcached_DataObject extends DB_DataObject
return $c->set($cacheKey, $value);
}
}
+
diff --git a/classes/Safe_DataObject.php b/classes/Safe_DataObject.php
new file mode 100644
index 000000000..021f7b506
--- /dev/null
+++ b/classes/Safe_DataObject.php
@@ -0,0 +1,250 @@
+<?php
+/*
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2010, StatusNet, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
+
+/**
+ * Extended DB_DataObject to improve a few things:
+ * - free global resources from destructor
+ * - remove bogus global references from serialized objects
+ * - don't leak memory when loading already-used .ini files
+ * (eg when using the same schema on thousands of databases)
+ */
+class Safe_DataObject extends DB_DataObject
+{
+ /**
+ * Destructor to free global memory resources associated with
+ * this data object when it's unset or goes out of scope.
+ * DB_DataObject doesn't do this yet by itself.
+ */
+
+ function __destruct()
+ {
+ $this->free();
+ if (method_exists('DB_DataObject', '__destruct')) {
+ parent::__destruct();
+ }
+ }
+
+ /**
+ * Magic function called at serialize() time.
+ *
+ * We use this to drop a couple process-specific references
+ * from DB_DataObject which can cause trouble in future
+ * processes.
+ *
+ * @return array of variable names to include in serialization.
+ */
+ function __sleep()
+ {
+ $vars = array_keys(get_object_vars($this));
+ $skip = array('_DB_resultid', '_link_loaded');
+ return array_diff($vars, $skip);
+ }
+
+ /**
+ * Magic function called at unserialize() time.
+ *
+ * Clean out some process-specific variables which might
+ * be floating around from a previous process's cached
+ * objects.
+ *
+ * Old cached objects may still have them.
+ */
+ function __wakeup()
+ {
+ // Refers to global state info from a previous process.
+ // Clear this out so we don't accidentally break global
+ // state in *this* process.
+ $this->_DB_resultid = null;
+ // We don't have any local DBO refs, so clear these out.
+ $this->_link_loaded = false;
+ }
+
+
+ /**
+ * Work around memory-leak bugs...
+ * Had to copy-paste the whole function in order to patch a couple lines of it.
+ * Would be nice if this code was better factored.
+ *
+ * @param optional string name of database to assign / read
+ * @param optional array structure of database, and keys
+ * @param optional array table links
+ *
+ * @access public
+ * @return true or PEAR:error on wrong paramenters.. or false if no file exists..
+ * or the array(tablename => array(column_name=>type)) if called with 1 argument.. (databasename)
+ */
+ function databaseStructure()
+ {
+
+ global $_DB_DATAOBJECT;
+
+ // Assignment code
+
+ if ($args = func_get_args()) {
+
+ if (count($args) == 1) {
+
+ // this returns all the tables and their structure..
+ if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
+ $this->debug("Loading Generator as databaseStructure called with args",1);
+ }
+
+ $x = new DB_DataObject;
+ $x->_database = $args[0];
+ $this->_connect();
+ $DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
+
+ $tables = $DB->getListOf('tables');
+ class_exists('DB_DataObject_Generator') ? '' :
+ require_once 'DB/DataObject/Generator.php';
+
+ foreach($tables as $table) {
+ $y = new DB_DataObject_Generator;
+ $y->fillTableSchema($x->_database,$table);
+ }
+ return $_DB_DATAOBJECT['INI'][$x->_database];
+ } else {
+
+ $_DB_DATAOBJECT['INI'][$args[0]] = isset($_DB_DATAOBJECT['INI'][$args[0]]) ?
+ $_DB_DATAOBJECT['INI'][$args[0]] + $args[1] : $args[1];
+
+ if (isset($args[1])) {
+ $_DB_DATAOBJECT['LINKS'][$args[0]] = isset($_DB_DATAOBJECT['LINKS'][$args[0]]) ?
+ $_DB_DATAOBJECT['LINKS'][$args[0]] + $args[2] : $args[2];
+ }
+ return true;
+ }
+
+ }
+
+
+
+ if (!$this->_database) {
+ $this->_connect();
+ }
+
+ // loaded already?
+ if (!empty($_DB_DATAOBJECT['INI'][$this->_database])) {
+
+ // database loaded - but this is table is not available..
+ if (
+ empty($_DB_DATAOBJECT['INI'][$this->_database][$this->__table])
+ && !empty($_DB_DATAOBJECT['CONFIG']['proxy'])
+ ) {
+ if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
+ $this->debug("Loading Generator to fetch Schema",1);
+ }
+ class_exists('DB_DataObject_Generator') ? '' :
+ require_once 'DB/DataObject/Generator.php';
+
+
+ $x = new DB_DataObject_Generator;
+ $x->fillTableSchema($this->_database,$this->__table);
+ }
+ return true;
+ }
+
+
+ if (empty($_DB_DATAOBJECT['CONFIG'])) {
+ DB_DataObject::_loadConfig();
+ }
+
+ // if you supply this with arguments, then it will take those
+ // as the database and links array...
+
+ $schemas = isset($_DB_DATAOBJECT['CONFIG']['schema_location']) ?
+ array("{$_DB_DATAOBJECT['CONFIG']['schema_location']}/{$this->_database}.ini") :
+ array() ;
+
+ if (isset($_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"])) {
+ $schemas = is_array($_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"]) ?
+ $_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"] :
+ explode(PATH_SEPARATOR,$_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"]);
+ }
+
+
+ /* BEGIN CHANGED FROM UPSTREAM */
+ $_DB_DATAOBJECT['INI'][$this->_database] = $this->parseIniFiles($schemas);
+ /* END CHANGED FROM UPSTREAM */
+
+ // now have we loaded the structure..
+
+ if (!empty($_DB_DATAOBJECT['INI'][$this->_database][$this->__table])) {
+ return true;
+ }
+ // - if not try building it..
+ if (!empty($_DB_DATAOBJECT['CONFIG']['proxy'])) {
+ class_exists('DB_DataObject_Generator') ? '' :
+ require_once 'DB/DataObject/Generator.php';
+
+ $x = new DB_DataObject_Generator;
+ $x->fillTableSchema($this->_database,$this->__table);
+ // should this fail!!!???
+ return true;
+ }
+ $this->debug("Cant find database schema: {$this->_database}/{$this->__table} \n".
+ "in links file data: " . print_r($_DB_DATAOBJECT['INI'],true),"databaseStructure",5);
+ // we have to die here!! - it causes chaos if we dont (including looping forever!)
+ $this->raiseError( "Unable to load schema for database and table (turn debugging up to 5 for full error message)", DB_DATAOBJECT_ERROR_INVALIDARGS, PEAR_ERROR_DIE);
+ return false;
+ }
+
+ /** For parseIniFiles */
+ protected static $iniCache = array();
+
+ /**
+ * When switching site configurations, DB_DataObject was loading its
+ * .ini files over and over, leaking gobs of memory.
+ * This refactored helper function uses a local cache of .ini files
+ * to minimize the leaks.
+ *
+ * @param array of .ini file names $schemas
+ * @return array
+ */
+ protected function parseIniFiles($schemas)
+ {
+ $key = implode("|", $schemas);
+ if (!isset(Safe_DataObject::$iniCache[$key])) {
+ $data = array();
+ foreach ($schemas as $ini) {
+ if (file_exists($ini) && is_file($ini)) {
+ $data = array_merge($data, parse_ini_file($ini, true));
+
+ if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
+ if (!is_readable ($ini)) {
+ $this->debug("ini file is not readable: $ini","databaseStructure",1);
+ } else {
+ $this->debug("Loaded ini file: $ini","databaseStructure",1);
+ }
+ }
+ } else {
+ if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
+ $this->debug("Missing ini file: $ini","databaseStructure",1);
+ }
+ }
+ }
+ Safe_DataObject::$iniCache[$key] = $data;
+ }
+
+ return Safe_DataObject::$iniCache[$key];
+ }
+}
+
diff --git a/classes/Status_network.php b/classes/Status_network.php
index 4bda24b6a..a452c32ce 100644
--- a/classes/Status_network.php
+++ b/classes/Status_network.php
@@ -21,7 +21,7 @@
if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
-class Status_network extends DB_DataObject
+class Status_network extends Safe_DataObject
{
###START_AUTOCODE
/* the code below is auto generated do not remove the above tag */
@@ -57,6 +57,7 @@ class Status_network extends DB_DataObject
###END_AUTOCODE
static $cache = null;
+ static $cacheInitialized = false;
static $base = null;
static $wildcard = null;
@@ -78,11 +79,15 @@ class Status_network extends DB_DataObject
if (class_exists('Memcache')) {
self::$cache = new Memcache();
- // Can't close persistent connections, making forking painful.
+ // If we're a parent command-line process we need
+ // to be able to close out the connection after
+ // forking, so disable persistence.
//
- // @fixme only do this in *parent* CLI processes.
- // single-process and child-processes *should* use persistent.
- $persist = php_sapi_name() != 'cli';
+ // We'll turn it back on again the second time
+ // through which will either be in a child process,
+ // or a single-process script which is switching
+ // configurations.
+ $persist = php_sapi_name() != 'cli' || self::$cacheInitialized;
if (is_array($servers)) {
foreach($servers as $server) {
self::$cache->addServer($server, 11211, $persist);
@@ -90,6 +95,7 @@ class Status_network extends DB_DataObject
} else {
self::$cache->addServer($servers, 11211, $persist);
}
+ self::$cacheInitialized = true;
}
self::$base = $dbname;
diff --git a/extlib/libomb/service_provider.php b/extlib/libomb/service_provider.php
index 753152713..a1c69e86f 100755
--- a/extlib/libomb/service_provider.php
+++ b/extlib/libomb/service_provider.php
@@ -285,6 +285,10 @@ class OMB_Service_Provider {
list($consumer, $token) = $this->getOAuthServer()->verify_request($req);
} catch (OAuthException $e) {
header('HTTP/1.1 403 Forbidden');
+ // @debug hack
+ throw OMB_RemoteServiceException::forRequest($uri,
+ 'Revoked accesstoken for ' . $listenee . ': ' . $e->getMessage());
+ // @end debug
throw OMB_RemoteServiceException::forRequest($uri,
'Revoked accesstoken for ' . $listenee);
}
diff --git a/lib/cache.php b/lib/cache.php
index df6fc3649..c09a1dd9f 100644
--- a/lib/cache.php
+++ b/lib/cache.php
@@ -160,6 +160,32 @@ class Cache
}
/**
+ * Atomically increment an existing numeric value.
+ * Existing expiration time should remain unchanged, if any.
+ *
+ * @param string $key The key to use for lookups
+ * @param int $step Amount to increment (default 1)
+ *
+ * @return mixed incremented value, or false if not set.
+ */
+ function increment($key, $step=1)
+ {
+ $value = false;
+ if (Event::handle('StartCacheIncrement', array(&$key, &$step, &$value))) {
+ // Fallback is not guaranteed to be atomic,
+ // and may original expiry value.
+ $value = $this->get($key);
+ if ($value !== false) {
+ $value += $step;
+ $ok = $this->set($key, $value);
+ $got = $this->get($key);
+ }
+ Event::handle('EndCacheIncrement', array($key, $step, $value));
+ }
+ return $value;
+ }
+
+ /**
* Delete the value associated with a key
*
* @param string $key Key to delete
diff --git a/lib/dbqueuemanager.php b/lib/dbqueuemanager.php
index c6350fc66..3032e4ec7 100644
--- a/lib/dbqueuemanager.php
+++ b/lib/dbqueuemanager.php
@@ -72,7 +72,7 @@ class DBQueueManager extends QueueManager
public function poll()
{
$this->_log(LOG_DEBUG, 'Checking for notices...');
- $qi = Queue_item::top($this->getQueues());
+ $qi = Queue_item::top($this->activeQueues());
if (empty($qi)) {
$this->_log(LOG_DEBUG, 'No notices waiting; idling.');
return false;
@@ -142,9 +142,4 @@ class DBQueueManager extends QueueManager
$this->stats('error', $queue);
}
-
- protected function _log($level, $msg)
- {
- common_log($level, 'DBQueueManager: '.$msg);
- }
}
diff --git a/lib/default.php b/lib/default.php
index 8b1fe2769..3f53edf14 100644
--- a/lib/default.php
+++ b/lib/default.php
@@ -81,7 +81,7 @@ $default =
'subsystem' => 'db', # default to database, or 'stomp'
'stomp_server' => null,
'queue_basename' => '/queue/statusnet/',
- 'control_channel' => '/topic/statusnet-control', // broadcasts to all queue daemons
+ 'control_channel' => '/topic/statusnet/control', // broadcasts to all queue daemons
'stomp_username' => null,
'stomp_password' => null,
'stomp_persistent' => true, // keep items across queue server restart, if persistence is enabled
@@ -91,6 +91,12 @@ $default =
'spawndelay' => 1, // Wait at least N seconds between (re)spawns of child processes to avoid slamming the queue server with subscription startup
'debug_memory' => false, // true to spit memory usage to log
'inboxes' => true, // true to do inbox distribution & output queueing from in background via 'distrib' queue
+ 'breakout' => array('*' => 'shared'), // set global or per-handler queue breakout
+ // 'shared': use a shared queue for all sites
+ // 'handler': share each/this handler over multiple sites
+ // 'site': break out for each/this handler on this site
+ 'max_retries' => 10, // drop messages after N failed attempts to process (Stomp)
+ 'dead_letter_dir' => false, // set to directory to save dropped messages into (Stomp)
),
'license' =>
array('type' => 'cc', # can be 'cc', 'allrightsreserved', 'private'
diff --git a/lib/iomanager.php b/lib/iomanager.php
index ee2ff958b..217599a6d 100644
--- a/lib/iomanager.php
+++ b/lib/iomanager.php
@@ -59,9 +59,10 @@ abstract class IoManager
* your manager about each site you'll have to handle so you
* can do any necessary per-site setup.
*
- * @param string $site target site server name
+ * The new site will be the currently live configuration during
+ * this call.
*/
- public function addSite($site)
+ public function addSite()
{
/* no-op */
}
diff --git a/lib/iomaster.php b/lib/iomaster.php
index bcab3542b..54e2dfe84 100644
--- a/lib/iomaster.php
+++ b/lib/iomaster.php
@@ -56,9 +56,9 @@ abstract class IoMaster
$this->multiSite = $multiSite;
}
if ($this->multiSite) {
- $this->sites = $this->findAllSites();
+ $this->sites = StatusNet::findAllSites();
} else {
- $this->sites = array(common_config('site', 'server'));
+ $this->sites = array(StatusNet::currentSite());
}
if (empty($this->sites)) {
@@ -66,9 +66,7 @@ abstract class IoMaster
}
foreach ($this->sites as $site) {
- if ($site != common_config('site', 'server')) {
- StatusNet::init($site);
- }
+ StatusNet::switchSite($site);
$this->initManagers();
}
}
@@ -82,57 +80,31 @@ abstract class IoMaster
abstract function initManagers();
/**
- * Pull all local sites from status_network table.
- * @return array of hostnames
- */
- protected function findAllSites()
- {
- $hosts = array();
- $sn = new Status_network();
- $sn->find();
- while ($sn->fetch()) {
- $hosts[] = $sn->getServerName();
- }
- return $hosts;
- }
-
- /**
* Instantiate an i/o manager class for the current site.
* If a multi-site capable handler is already present,
* we don't need to build a new one.
*
- * @param string $class
+ * @param mixed $manager class name (to run $class::get()) or object
*/
- protected function instantiate($class)
+ protected function instantiate($manager)
{
- if (isset($this->singletons[$class])) {
- // Already instantiated a multi-site-capable handler.
- // Just let it know it should listen to this site too!
- $this->singletons[$class]->addSite(common_config('site', 'server'));
- return;
+ if (is_string($manager)) {
+ $manager = call_user_func(array($class, 'get'));
}
- $manager = $this->getManager($class);
-
- if ($this->multiSite) {
- $caps = $manager->multiSite();
- if ($caps == IoManager::SINGLE_ONLY) {
+ $caps = $manager->multiSite();
+ if ($caps == IoManager::SINGLE_ONLY) {
+ if ($this->multiSite) {
throw new Exception("$class can't run with --all; aborting.");
}
- if ($caps == IoManager::INSTANCE_PER_PROCESS) {
- // Save this guy for later!
- // We'll only need the one to cover multiple sites.
- $this->singletons[$class] = $manager;
- $manager->addSite(common_config('site', 'server'));
- }
+ } else if ($caps == IoManager::INSTANCE_PER_PROCESS) {
+ $manager->addSite();
}
- $this->managers[] = $manager;
- }
-
- protected function getManager($class)
- {
- return call_user_func(array($class, 'get'));
+ if (!in_array($manager, $this->managers, true)) {
+ // Only need to save singletons once
+ $this->managers[] = $manager;
+ }
}
/**
@@ -146,6 +118,7 @@ abstract class IoMaster
{
$this->logState('init');
$this->start();
+ $this->checkMemory(false);
while (!$this->shutdown) {
$timeouts = array_values($this->pollTimeouts);
@@ -209,17 +182,24 @@ abstract class IoMaster
/**
* Check runtime memory usage, possibly triggering a graceful shutdown
* and thread respawn if we've crossed the soft limit.
+ *
+ * @param boolean $respawn if false we'll shut down instead of respawning
*/
- protected function checkMemory()
+ protected function checkMemory($respawn=true)
{
$memoryLimit = $this->softMemoryLimit();
if ($memoryLimit > 0) {
$usage = memory_get_usage();
if ($usage > $memoryLimit) {
common_log(LOG_INFO, "Queue thread hit soft memory limit ($usage > $memoryLimit); gracefully restarting.");
- $this->requestRestart();
+ if ($respawn) {
+ $this->requestRestart();
+ } else {
+ $this->requestShutdown();
+ }
} else if (common_config('queue', 'debug_memory')) {
- common_log(LOG_DEBUG, "Memory usage $usage");
+ $fmt = number_format($usage);
+ common_log(LOG_DEBUG, "Memory usage $fmt");
}
}
}
diff --git a/lib/queued_xmpp.php b/lib/queued_xmpp.php
index 4b890c4ca..fdd074db2 100644
--- a/lib/queued_xmpp.php
+++ b/lib/queued_xmpp.php
@@ -63,7 +63,7 @@ class Queued_XMPP extends XMPPHP_XMPP
*/
public function send($msg, $timeout=NULL)
{
- $qm = QueueManager::get();
+ $qm = QueueManager::get('xmppout');
$qm->enqueue(strval($msg), 'xmppout');
}
diff --git a/lib/queuemanager.php b/lib/queuemanager.php
index 149617eb5..8f8c8f133 100644
--- a/lib/queuemanager.php
+++ b/lib/queuemanager.php
@@ -39,9 +39,10 @@ abstract class QueueManager extends IoManager
{
static $qm = null;
- public $master = null;
- public $handlers = array();
- public $groups = array();
+ protected $master = null;
+ protected $handlers = array();
+ protected $groups = array();
+ protected $activeGroups = array();
/**
* Factory function to pull the appropriate QueueManager object
@@ -215,55 +216,64 @@ abstract class QueueManager extends IoManager
if (class_exists($class)) {
return new $class();
} else {
- common_log(LOG_ERR, "Nonexistent handler class '$class' for queue '$queue'");
+ $this->_log(LOG_ERR, "Nonexistent handler class '$class' for queue '$queue'");
}
} else {
- common_log(LOG_ERR, "Requested handler for unkown queue '$queue'");
+ $this->_log(LOG_ERR, "Requested handler for unkown queue '$queue'");
}
return null;
}
/**
* Get a list of registered queue transport names to be used
- * for this daemon.
+ * for listening in this daemon.
*
* @return array of strings
*/
- function getQueues()
+ function activeQueues()
{
- $group = $this->activeGroup();
- return array_keys($this->groups[$group]);
+ $queues = array();
+ foreach ($this->activeGroups as $group) {
+ if (isset($this->groups[$group])) {
+ $queues = array_merge($queues, $this->groups[$group]);
+ }
+ }
+
+ return array_keys($queues);
}
/**
- * Initialize the list of queue handlers
+ * Initialize the list of queue handlers for the current site.
*
* @event StartInitializeQueueManager
* @event EndInitializeQueueManager
*/
function initialize()
{
- // @fixme we'll want to be able to listen to particular queues...
+ $this->handlers = array();
+ $this->groups = array();
+ $this->groupsByTransport = array();
+
if (Event::handle('StartInitializeQueueManager', array($this))) {
- $this->connect('plugin', 'PluginQueueHandler');
+ $this->connect('distrib', 'DistribQueueHandler');
$this->connect('omb', 'OmbQueueHandler');
$this->connect('ping', 'PingQueueHandler');
- $this->connect('distrib', 'DistribQueueHandler');
if (common_config('sms', 'enabled')) {
$this->connect('sms', 'SmsQueueHandler');
}
// XMPP output handlers...
- $this->connect('jabber', 'JabberQueueHandler');
- $this->connect('public', 'PublicQueueHandler');
- // @fixme this should get an actual queue
- //$this->connect('confirm', 'XmppConfirmHandler');
+ if (common_config('xmpp', 'enabled')) {
+ // Delivery prep, read by queuedaemon.php:
+ $this->connect('jabber', 'JabberQueueHandler');
+ $this->connect('public', 'PublicQueueHandler');
+
+ // Raw output, read by xmppdaemon.php:
+ $this->connect('xmppout', 'XmppOutQueueHandler', 'xmpp');
+ }
// For compat with old plugins not registering their own handlers.
$this->connect('plugin', 'PluginQueueHandler');
-
- $this->connect('xmppout', 'XmppOutQueueHandler', 'xmppdaemon');
-
}
Event::handle('EndInitializeQueueManager', array($this));
}
@@ -276,25 +286,41 @@ abstract class QueueManager extends IoManager
* @param string $class
* @param string $group
*/
- public function connect($transport, $class, $group='queuedaemon')
+ public function connect($transport, $class, $group='main')
{
$this->handlers[$transport] = $class;
$this->groups[$group][$transport] = $class;
+ $this->groupsByTransport[$transport] = $group;
}
/**
- * @return string queue group to use for this request
+ * Set the active group which will be used for listening.
+ * @param string $group
*/
- function activeGroup()
+ function setActiveGroup($group)
{
- $group = 'queuedaemon';
- if ($this->master) {
- // hack hack
- if ($this->master instanceof XmppMaster) {
- return 'xmppdaemon';
- }
+ $this->activeGroups = array($group);
+ }
+
+ /**
+ * Set the active group(s) which will be used for listening.
+ * @param array $groups
+ */
+ function setActiveGroups($groups)
+ {
+ $this->activeGroups = $groups;
+ }
+
+ /**
+ * @return string queue group for this queue
+ */
+ function queueGroup($queue)
+ {
+ if (isset($this->groupsByTransport[$queue])) {
+ return $this->groupsByTransport[$queue];
+ } else {
+ throw new Exception("Requested group for unregistered transport $queue");
}
- return $group;
}
/**
@@ -318,4 +344,15 @@ abstract class QueueManager extends IoManager
$monitor->stats($key, $owners);
}
}
+
+ protected function _log($level, $msg)
+ {
+ $class = get_class($this);
+ if ($this->activeGroups) {
+ $groups = ' (' . implode(',', $this->activeGroups) . ')';
+ } else {
+ $groups = '';
+ }
+ common_log($level, "$class$groups: $msg");
+ }
}
diff --git a/lib/spawningdaemon.php b/lib/spawningdaemon.php
index 862cbb4fa..fd9ae4355 100644
--- a/lib/spawningdaemon.php
+++ b/lib/spawningdaemon.php
@@ -90,18 +90,24 @@ abstract class SpawningDaemon extends Daemon
while (count($children) > 0) {
$status = null;
$pid = pcntl_wait($status);
- if ($pid > 0 && pcntl_wifexited($status)) {
- $exitCode = pcntl_wexitstatus($status);
-
+ if ($pid > 0) {
$i = array_search($pid, $children);
if ($i === false) {
- $this->log(LOG_ERR, "Unrecognized child pid $pid exited with status $exitCode");
+ $this->log(LOG_ERR, "Ignoring exit of unrecognized child pid $pid");
continue;
}
+ if (pcntl_wifexited($status)) {
+ $exitCode = pcntl_wexitstatus($status);
+ $info = "status $exitCode";
+ } else if (pcntl_wifsignaled($status)) {
+ $exitCode = self::EXIT_ERR;
+ $signal = pcntl_wtermsig($status);
+ $info = "signal $signal";
+ }
unset($children[$i]);
if ($this->shouldRespawn($exitCode)) {
- $this->log(LOG_INFO, "Thread $i pid $pid exited with status $exitCode; respawing.");
+ $this->log(LOG_INFO, "Thread $i pid $pid exited with $info; respawing.");
$pid = pcntl_fork();
if ($pid < 0) {
diff --git a/lib/statusnet.php b/lib/statusnet.php
index 4f82fdaa6..7c4df84b4 100644
--- a/lib/statusnet.php
+++ b/lib/statusnet.php
@@ -103,6 +103,60 @@ class StatusNet
}
/**
+ * Get identifier of the currently active site configuration
+ * @return string
+ */
+ public static function currentSite()
+ {
+ return common_config('site', 'nickname');
+ }
+
+ /**
+ * Change site configuration to site specified by nickname,
+ * if set up via Status_network. If not, sites other than
+ * the current will fail horribly.
+ *
+ * May throw exception or trigger a fatal error if the given
+ * site is missing or configured incorrectly.
+ *
+ * @param string $nickname
+ */
+ public static function switchSite($nickname)
+ {
+ if ($nickname == StatusNet::currentSite()) {
+ return true;
+ }
+
+ $sn = Status_network::staticGet($nickname);
+ if (empty($sn)) {
+ return false;
+ throw new Exception("No such site nickname '$nickname'");
+ }
+
+ $server = $sn->getServerName();
+ StatusNet::init($server);
+ }
+
+ /**
+ * Pull all local sites from status_network table.
+ *
+ * Behavior undefined if site is not configured via Status_network.
+ *
+ * @return array of nicknames
+ */
+ public static function findAllSites()
+ {
+ $sites = array();
+ $sn = new Status_network();
+ $sn->find();
+ while ($sn->fetch()) {
+ $sites[] = $sn->nickname;
+ }
+ return $sites;
+ }
+
+
+ /**
* Fire initialization events for all instantiated plugins.
*/
protected static function initPlugins()
diff --git a/lib/stompqueuemanager.php b/lib/stompqueuemanager.php
index cd62c25bd..bfeeb23b7 100644
--- a/lib/stompqueuemanager.php
+++ b/lib/stompqueuemanager.php
@@ -63,6 +63,7 @@ class StompQueueManager extends QueueManager
$this->password = common_config('queue', 'stomp_password');
$this->base = common_config('queue', 'queue_basename');
$this->control = common_config('queue', 'control_channel');
+ $this->subscriptions = array($this->control => $this->control);
}
/**
@@ -75,17 +76,25 @@ class StompQueueManager extends QueueManager
}
/**
- * Record each site we'll be handling input for in this process,
- * so we can listen to the necessary queues for it.
- *
- * @fixme possibly actually do subscription here to save another
- * loop over all sites later?
- * @fixme possibly don't assume it's the current site
+ * Record queue subscriptions we'll need to handle the current site.
*/
- public function addSite($server)
+ public function addSite()
{
- $this->sites[] = $server;
+ $this->sites[] = StatusNet::currentSite();
+
+ // Set up handlers active for this site...
$this->initialize();
+
+ foreach ($this->activeGroups as $group) {
+ if (isset($this->groups[$group])) {
+ // Actual queues may be broken out or consolidated...
+ // Subscribe to all the target queues we'll need.
+ foreach ($this->groups[$group] as $transport => $class) {
+ $target = $this->queueName($transport);
+ $this->subscriptions[$target] = $target;
+ }
+ }
+ }
}
/**
@@ -121,59 +130,11 @@ class StompQueueManager extends QueueManager
}
/**
- * Instantiate the appropriate QueueHandler class for the given queue.
+ * Saves an object into the queue item table.
*
+ * @param mixed $object
* @param string $queue
- * @return mixed QueueHandler or null
- */
- function getHandler($queue)
- {
- $handlers = $this->handlers[$this->currentSite()];
- if (isset($handlers[$queue])) {
- $class = $handlers[$queue];
- if (class_exists($class)) {
- return new $class();
- } else {
- common_log(LOG_ERR, "Nonexistent handler class '$class' for queue '$queue'");
- }
- } else {
- common_log(LOG_ERR, "Requested handler for unkown queue '$queue'");
- }
- return null;
- }
-
- /**
- * Get a list of all registered queue transport names.
- *
- * @return array of strings
- */
- function getQueues()
- {
- $group = $this->activeGroup();
- $site = $this->currentSite();
- if (empty($this->groups[$site][$group])) {
- return array();
- } else {
- return array_keys($this->groups[$site][$group]);
- }
- }
-
- /**
- * Register a queue transport name and handler class for your plugin.
- * Only registered transports will be reliably picked up!
*
- * @param string $transport
- * @param string $class
- * @param string $group
- */
- public function connect($transport, $class, $group='queuedaemon')
- {
- $this->handlers[$this->currentSite()][$transport] = $class;
- $this->groups[$this->currentSite()][$group][$transport] = $class;
- }
-
- /**
- * Saves a notice object reference into the queue item table.
* @return boolean true on success
* @throws StompException on connection or send error
*/
@@ -192,8 +153,11 @@ class StompQueueManager extends QueueManager
*/
protected function _doEnqueue($object, $queue, $idx)
{
- $msg = $this->encode($object);
$rep = $this->logrep($object);
+ $envelope = array('site' => common_config('site', 'nickname'),
+ 'handler' => $queue,
+ 'payload' => $this->encode($object));
+ $msg = serialize($envelope);
$props = array('created' => common_sql_now());
if ($this->isPersistent($queue)) {
@@ -205,11 +169,11 @@ class StompQueueManager extends QueueManager
$result = $con->send($this->queueName($queue), $msg, $props);
if (!$result) {
- common_log(LOG_ERR, "Error sending $rep to $queue queue on $host");
+ $this->_log(LOG_ERR, "Error sending $rep to $queue queue on $host");
return false;
}
- common_log(LOG_DEBUG, "complete remote queueing $rep for $queue on $host");
+ $this->_log(LOG_DEBUG, "complete remote queueing $rep for $queue on $host");
$this->stats('enqueued', $queue);
return true;
}
@@ -275,12 +239,14 @@ class StompQueueManager extends QueueManager
$idx = $this->connectionFromSocket($socket);
$con = $this->cons[$idx];
$host = $con->getServer();
+ $this->defaultIdx = $idx;
$ok = true;
try {
$frames = $con->readFrames();
} catch (StompException $e) {
- common_log(LOG_ERR, "Lost connection to $host: " . $e->getMessage());
+ $this->_log(LOG_ERR, "Lost connection to $host: " . $e->getMessage());
+ fclose($socket); // ???
$this->cons[$idx] = null;
$this->transaction[$idx] = null;
$this->disconnect[$idx] = time();
@@ -289,14 +255,17 @@ class StompQueueManager extends QueueManager
foreach ($frames as $frame) {
$dest = $frame->headers['destination'];
if ($dest == $this->control) {
- if (!$this->handleControlSignal($idx, $frame)) {
+ if (!$this->handleControlSignal($frame)) {
// We got a control event that requests a shutdown;
// close out and stop handling anything else!
break;
}
} else {
- $ok = $ok && $this->handleItem($idx, $frame);
+ $ok = $this->handleItem($frame) && $ok;
}
+ $this->ack($idx, $frame);
+ $this->commit($idx);
+ $this->begin($idx);
}
return $ok;
}
@@ -333,22 +302,9 @@ class StompQueueManager extends QueueManager
parent::start($master);
$this->_connectAll();
- common_log(LOG_INFO, "Subscribing to $this->control");
- foreach ($this->cons as $con) {
- if ($con) {
- $con->subscribe($this->control);
- }
- }
- if ($this->sites) {
- foreach ($this->sites as $server) {
- StatusNet::init($server);
- $this->doSubscribe();
- }
- } else {
- $this->doSubscribe();
- }
foreach ($this->cons as $i => $con) {
if ($con) {
+ $this->doSubscribe($con);
$this->begin($i);
}
}
@@ -356,9 +312,7 @@ class StompQueueManager extends QueueManager
}
/**
- * Subscribe to all the queues we're going to need to handle...
- *
- * Side effects: in multi-site mode, may reset site configuration.
+ * Close out any active connections.
*
* @return bool return false on failure
*/
@@ -377,15 +331,6 @@ class StompQueueManager extends QueueManager
}
/**
- * Get identifier of the currently active site configuration
- * @return string
- */
- protected function currentSite()
- {
- return common_config('site', 'server'); // @fixme switch to nickname
- }
-
- /**
* Lazy open a single connection to Stomp queue server.
* If multiple servers are configured, we let the Stomp client library
* worry about finding a working connection among them.
@@ -441,6 +386,10 @@ class StompQueueManager extends QueueManager
}
}
+ /**
+ * Attempt to manually reconnect to the Stomp server for the given
+ * slot. If successful, set up our subscriptions on it.
+ */
protected function _reconnect($idx)
{
try {
@@ -453,17 +402,7 @@ class StompQueueManager extends QueueManager
$this->cons[$idx] = $con;
$this->disconnect[$idx] = null;
- // now we have to listen to everything...
- // @fixme refactor this nicer. :P
- $host = $con->getServer();
- $this->_log(LOG_INFO, "Resubscribing to $this->control on $host");
- $con->subscribe($this->control);
- foreach ($this->subscriptions as $site => $queues) {
- foreach ($queues as $queue) {
- $this->_log(LOG_INFO, "Resubscribing to $queue on $host");
- $con->subscribe($queue);
- }
- }
+ $this->doSubscribe($con);
$this->begin($idx);
} else {
// Try again later...
@@ -487,41 +426,15 @@ class StompQueueManager extends QueueManager
}
/**
- * Subscribe to all enabled notice queues for the current site.
- */
- protected function doSubscribe()
- {
- $site = $this->currentSite();
- $this->_connect();
- foreach ($this->getQueues() as $queue) {
- $rawqueue = $this->queueName($queue);
- $this->subscriptions[$site][$queue] = $rawqueue;
- $this->_log(LOG_INFO, "Subscribing to $rawqueue");
- foreach ($this->cons as $con) {
- if ($con) {
- $con->subscribe($rawqueue);
- }
- }
- }
- }
-
- /**
- * Subscribe from all enabled notice queues for the current site.
+ * Set up all our raw queue subscriptions on the given connection
+ * @param LiberalStomp $con
*/
- protected function doUnsubscribe()
+ protected function doSubscribe(LiberalStomp $con)
{
- $site = $this->currentSite();
- $this->_connect();
- if (!empty($this->subscriptions[$site])) {
- foreach ($this->subscriptions[$site] as $queue => $rawqueue) {
- $this->_log(LOG_INFO, "Unsubscribing from $rawqueue");
- foreach ($this->cons as $con) {
- if ($con) {
- $con->unsubscribe($rawqueue);
- }
- }
- unset($this->subscriptions[$site][$queue]);
- }
+ $host = $con->getServer();
+ foreach ($this->subscriptions as $queue) {
+ $this->_log(LOG_INFO, "Subscribing to $queue on $host");
+ $con->subscribe($queue);
}
}
@@ -534,25 +447,29 @@ class StompQueueManager extends QueueManager
* Side effects: in multi-site mode, may reset site configuration to
* match the site that queued the event.
*
- * @param int $idx connection index
* @param StompFrame $frame
- * @return bool
+ * @return bool success
*/
- protected function handleItem($idx, $frame)
+ protected function handleItem($frame)
{
- $this->defaultIdx = $idx;
+ $host = $this->cons[$this->defaultIdx]->getServer();
+ $message = unserialize($frame->body);
+ $site = $message['site'];
+ $queue = $message['handler'];
- list($site, $queue) = $this->parseDestination($frame->headers['destination']);
- if ($site != $this->currentSite()) {
- $this->stats('switch');
- StatusNet::init($site);
+ if ($this->isDeadletter($frame, $message)) {
+ $this->stats('deadletter', $queue);
+ return false;
}
- $host = $this->cons[$idx]->getServer();
- $item = $this->decode($frame->body);
+ // @fixme detect failing site switches
+ $this->switchSite($site);
+
+ $item = $this->decode($message['payload']);
if (empty($item)) {
$this->_log(LOG_ERR, "Skipping empty or deleted item in queue $queue from $host");
- return true;
+ $this->stats('baditem', $queue);
+ return false;
}
$info = $this->logrep($item) . " posted at " .
$frame->headers['created'] . " in queue $queue from $host";
@@ -561,16 +478,10 @@ class StompQueueManager extends QueueManager
$handler = $this->getHandler($queue);
if (!$handler) {
$this->_log(LOG_ERR, "Missing handler class; skipping $info");
- $this->ack($idx, $frame);
- $this->commit($idx);
- $this->begin($idx);
$this->stats('badhandler', $queue);
return false;
}
- // If there's an exception when handling,
- // log the error and let it get requeued.
-
try {
$ok = $handler->handle($item);
} catch (Exception $e) {
@@ -578,25 +489,80 @@ class StompQueueManager extends QueueManager
$ok = false;
}
- if (!$ok) {
+ if ($ok) {
+ $this->_log(LOG_INFO, "Successfully handled $info");
+ $this->stats('handled', $queue);
+ } else {
$this->_log(LOG_WARNING, "Failed handling $info");
- // FIXME we probably shouldn't have to do
- // this kind of queue management ourselves;
- // if we don't ack, it should resend...
- $this->ack($idx, $frame);
+ // Requeing moves the item to the end of the line for its next try.
+ // @fixme add a manual retry count
$this->enqueue($item, $queue);
- $this->commit($idx);
- $this->begin($idx);
$this->stats('requeued', $queue);
- return false;
}
- $this->_log(LOG_INFO, "Successfully handled $info");
- $this->ack($idx, $frame);
- $this->commit($idx);
- $this->begin($idx);
- $this->stats('handled', $queue);
- return true;
+ return $ok;
+ }
+
+ /**
+ * Check if a redelivered message has been run through enough
+ * that we're going to give up on it.
+ *
+ * @param StompFrame $frame
+ * @param array $message unserialized message body
+ * @return boolean true if we should discard
+ */
+ protected function isDeadLetter($frame, $message)
+ {
+ if (isset($frame->headers['redelivered']) && $frame->headers['redelivered'] == 'true') {
+ // Message was redelivered, possibly indicating a previous failure.
+ $msgId = $frame->headers['message-id'];
+ $site = $message['site'];
+ $queue = $message['handler'];
+ $msgInfo = "message $msgId for $site in queue $queue";
+
+ $deliveries = $this->incDeliveryCount($msgId);
+ if ($deliveries > common_config('queue', 'max_retries')) {
+ $info = "DEAD-LETTER FILE: Gave up after retry $deliveries on $msgInfo";
+
+ $outdir = common_config('queue', 'dead_letter_dir');
+ if ($outdir) {
+ $filename = $outdir . "/$site-$queue-" . rawurlencode($msgId);
+ $info .= ": dumping to $filename";
+ file_put_contents($filename, $message['payload']);
+ }
+
+ common_log(LOG_ERR, $info);
+ return true;
+ } else {
+ common_log(LOG_INFO, "retry $deliveries on $msgInfo");
+ }
+ }
+ return false;
+ }
+
+ /**
+ * Update count of times we've re-encountered this message recently,
+ * triggered when we get a message marked as 'redelivered'.
+ *
+ * Requires a CLI-friendly cache configuration.
+ *
+ * @param string $msgId message-id header from message
+ * @return int number of retries recorded
+ */
+ function incDeliveryCount($msgId)
+ {
+ $count = 0;
+ $cache = common_memcache();
+ if ($cache) {
+ $key = 'statusnet:stomp:message-retries:' . $msgId;
+ $count = $cache->increment($key);
+ if (!$count) {
+ $count = 1;
+ $cache->set($key, $count, null, 3600);
+ $got = $cache->get($key);
+ }
+ }
+ return $count;
}
/**
@@ -629,14 +595,23 @@ class StompQueueManager extends QueueManager
} else {
$this->_log(LOG_ERR, "Ignoring unrecognized control message: $message");
}
-
- $this->ack($idx, $frame);
- $this->commit($idx);
- $this->begin($idx);
return $shutdown;
}
/**
+ * Switch site, if necessary, and reset current handler assignments
+ * @param string $site
+ */
+ function switchSite($site)
+ {
+ if ($site != StatusNet::currentSite()) {
+ $this->stats('switch');
+ StatusNet::switchSite($site);
+ $this->initialize();
+ }
+ }
+
+ /**
* Set us up with queue subscriptions for a new site added at runtime,
* triggered by a broadcast to the 'statusnet-control' topic.
*
@@ -648,22 +623,17 @@ class StompQueueManager extends QueueManager
if (empty($this->sites)) {
if ($nickname == common_config('site', 'nickname')) {
StatusNet::init(common_config('site', 'server'));
- $this->doUnsubscribe();
- $this->doSubscribe();
} else {
$this->_log(LOG_INFO, "Ignoring update ping for other site $nickname");
}
} else {
$sn = Status_network::staticGet($nickname);
if ($sn) {
- $server = $sn->getServerName(); // @fixme do config-by-nick
- StatusNet::init($server);
- if (empty($this->sites[$server])) {
- $this->addSite($server);
+ $this->switchSite($nickname);
+ if (!in_array($nickname, $this->sites)) {
+ $this->addSite();
}
- $this->_log(LOG_INFO, "(Re)subscribing to queues for site $nickname / $server");
- $this->doUnsubscribe();
- $this->doSubscribe();
+ // @fixme update subscriptions, if applicable
$this->stats('siteupdate');
} else {
$this->_log(LOG_ERR, "Ignoring ping for unrecognized new site $nickname");
@@ -673,42 +643,47 @@ class StompQueueManager extends QueueManager
/**
* Combines the queue_basename from configuration with the
- * site server name and queue name to give eg:
+ * group name for this queue to give eg:
*
- * /queue/statusnet/identi.ca/sms
+ * /queue/statusnet/main
*
* @param string $queue
* @return string
*/
protected function queueName($queue)
{
- return common_config('queue', 'queue_basename') .
- $this->currentSite() . '/' . $queue;
+ $base = common_config('queue', 'queue_basename');
+ $group = $this->queueGroup($queue);
+ $breakout = $this->breakoutMode($queue);
+ if ($breakout == 'shared') {
+ return $base . "$group";
+ } else if ($breakout == 'handler') {
+ return $base . "$group/$queue";
+ } else if ($breakout == 'site') {
+ $site = StatusNet::currentSite();
+ return $base . "$group/$queue/$site";
+ }
+ throw Exception("Unrecognized queue breakout mode '$breakout' for '$queue'");
}
/**
- * Returns the site and queue name from the server-side queue.
+ * Get the breakout mode for the given queue on the current site.
*
- * @param string queue destination (eg '/queue/statusnet/identi.ca/sms')
- * @return array of site and queue: ('identi.ca','sms') or false if unrecognized
+ * @param string $queue
+ * @return string one of 'shared', 'handler', 'site'
*/
- protected function parseDestination($dest)
+ protected function breakoutMode($queue)
{
- $prefix = common_config('queue', 'queue_basename');
- if (substr($dest, 0, strlen($prefix)) == $prefix) {
- $rest = substr($dest, strlen($prefix));
- return explode("/", $rest, 2);
+ $breakout = common_config('queue', 'breakout');
+ if (isset($breakout[$queue])) {
+ return $breakout[$queue];
+ } else if (isset($breakout['*'])) {
+ return $breakout['*'];
} else {
- common_log(LOG_ERR, "Got a message from unrecognized stomp queue: $dest");
- return array(false, false);
+ return 'shared';
}
}
- function _log($level, $msg)
- {
- common_log($level, 'StompQueueManager: '.$msg);
- }
-
protected function begin($idx)
{
if ($this->useTransactions) {
diff --git a/lib/xmppmanager.php b/lib/xmppmanager.php
index 985e7c32e..f37635855 100644
--- a/lib/xmppmanager.php
+++ b/lib/xmppmanager.php
@@ -48,7 +48,7 @@ class XmppManager extends IoManager
public static function get()
{
if (common_config('xmpp', 'enabled')) {
- $site = common_config('site', 'server');
+ $site = StatusNet::currentSite();
if (empty(self::$singletons[$site])) {
self::$singletons[$site] = new XmppManager();
}
@@ -69,7 +69,7 @@ class XmppManager extends IoManager
function __construct()
{
- $this->site = common_config('site', 'server');
+ $this->site = StatusNet::currentSite();
$this->resource = common_config('xmpp', 'resource') . 'daemon';
}
@@ -476,10 +476,10 @@ class XmppManager extends IoManager
*/
protected function switchSite()
{
- if ($this->site != common_config('site', 'server')) {
+ if ($this->site != StatusNet::currentSite()) {
common_log(LOG_DEBUG, __METHOD__ . ": switching to site $this->site");
$this->stats('switch');
- StatusNet::init($this->site);
+ StatusNet::switchSite($this->site);
}
}
}
diff --git a/plugins/MemcachePlugin.php b/plugins/MemcachePlugin.php
index c5e74fb41..c3ca5c135 100644
--- a/plugins/MemcachePlugin.php
+++ b/plugins/MemcachePlugin.php
@@ -51,6 +51,8 @@ if (!defined('STATUSNET')) {
class MemcachePlugin extends Plugin
{
+ static $cacheInitialized = false;
+
private $_conn = null;
public $servers = array('127.0.0.1;11211');
@@ -71,10 +73,21 @@ class MemcachePlugin extends Plugin
function onInitializePlugin()
{
- if (is_null($this->persistent)) {
+ if (self::$cacheInitialized) {
+ $this->persistent = true;
+ } else {
+ // If we're a parent command-line process we need
+ // to be able to close out the connection after
+ // forking, so disable persistence.
+ //
+ // We'll turn it back on again the second time
+ // through which will either be in a child process,
+ // or a single-process script which is switching
+ // configurations.
$this->persistent = (php_sapi_name() == 'cli') ? false : true;
}
$this->_ensureConn();
+ self::$cacheInitialized = true;
return true;
}
@@ -122,6 +135,24 @@ class MemcachePlugin extends Plugin
}
/**
+ * Atomically increment an existing numeric key value.
+ * Existing expiration time will not be changed.
+ *
+ * @param string &$key in; Key to use for lookups
+ * @param int &$step in; Amount to increment (default 1)
+ * @param mixed &$value out; Incremented value, or false if key not set.
+ *
+ * @return boolean hook success
+ */
+ function onStartCacheIncrement(&$key, &$step, &$value)
+ {
+ $this->_ensureConn();
+ $value = $this->_conn->increment($key, $step);
+ Event::handle('EndCacheIncrement', array($key, $step, $value));
+ return false;
+ }
+
+ /**
* Delete a value associated with a key
*
* @param string &$key in; Key to lookup
diff --git a/scripts/queuedaemon.php b/scripts/queuedaemon.php
index 30a8a9602..d372d898f 100755
--- a/scripts/queuedaemon.php
+++ b/scripts/queuedaemon.php
@@ -74,8 +74,6 @@ require_once(INSTALLDIR.'/lib/daemon.php');
require_once(INSTALLDIR.'/classes/Queue_item.php');
require_once(INSTALLDIR.'/classes/Notice.php');
-define('CLAIM_TIMEOUT', 1200);
-
/**
* Queue handling daemon...
*
@@ -92,7 +90,7 @@ class QueueDaemon extends SpawningDaemon
function __construct($id=null, $daemonize=true, $threads=1, $allsites=false)
{
parent::__construct($id, $daemonize, $threads);
- $this->all = $allsites;
+ $this->allsites = $allsites;
}
/**
@@ -108,7 +106,7 @@ class QueueDaemon extends SpawningDaemon
$this->log(LOG_INFO, 'checking for queued notices');
$master = new QueueMaster($this->get_id());
- $master->init($this->all);
+ $master->init($this->allsites);
try {
$master->service();
} catch (Exception $e) {
@@ -133,14 +131,16 @@ class QueueMaster extends IoMaster
*/
function initManagers()
{
- $classes = array();
- if (Event::handle('StartQueueDaemonIoManagers', array(&$classes))) {
- $classes[] = 'QueueManager';
+ $managers = array();
+ if (Event::handle('StartQueueDaemonIoManagers', array(&$managers))) {
+ $qm = QueueManager::get();
+ $qm->setActiveGroup('main');
+ $managers[] = $qm;
}
- Event::handle('EndQueueDaemonIoManagers', array(&$classes));
+ Event::handle('EndQueueDaemonIoManagers', array(&$managers));
- foreach ($classes as $class) {
- $this->instantiate($class);
+ foreach ($managers as $manager) {
+ $this->instantiate($manager);
}
}
}
diff --git a/scripts/xmppdaemon.php b/scripts/xmppdaemon.php
index 46dd9b90c..9302f0c43 100755
--- a/scripts/xmppdaemon.php
+++ b/scripts/xmppdaemon.php
@@ -20,13 +20,15 @@
define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));
-$shortoptions = 'fi::';
-$longoptions = array('id::', 'foreground');
+$shortoptions = 'fi::a';
+$longoptions = array('id::', 'foreground', 'all');
$helptext = <<<END_OF_XMPP_HELP
Daemon script for receiving new notices from Jabber users.
-i --id Identity (default none)
+ -a --all Handle XMPP for all local sites
+ (requires Stomp queue handler, status_network setup)
-f --foreground Stay in the foreground (default background)
END_OF_XMPP_HELP;
@@ -37,13 +39,16 @@ require_once INSTALLDIR . '/lib/jabber.php';
class XMPPDaemon extends SpawningDaemon
{
- function __construct($id=null, $daemonize=true, $threads=1)
+ protected $allsites = false;
+
+ function __construct($id=null, $daemonize=true, $threads=1, $allsites=false)
{
if ($threads != 1) {
// This should never happen. :)
throw new Exception("XMPPDaemon can must run single-threaded");
}
parent::__construct($id, $daemonize, $threads);
+ $this->allsites = $allsites;
}
function runThread()
@@ -51,7 +56,7 @@ class XMPPDaemon extends SpawningDaemon
common_log(LOG_INFO, 'Waiting to listen to XMPP and queues');
$master = new XmppMaster($this->get_id());
- $master->init();
+ $master->init($this->allsites);
$master->service();
common_log(LOG_INFO, 'terminating normally');
@@ -69,15 +74,19 @@ class XmppMaster extends IoMaster
*/
function initManagers()
{
- // @fixme right now there's a hack in QueueManager to determine
- // which queues to subscribe to based on the master class.
- $this->instantiate('QueueManager');
- $this->instantiate('XmppManager');
+ if (common_config('xmpp', 'enabled')) {
+ $qm = QueueManager::get();
+ $qm->setActiveGroup('xmpp');
+ $this->instantiate($qm);
+ $this->instantiate(XmppManager::get());
+ }
}
}
// Abort immediately if xmpp is not enabled, otherwise the daemon chews up
// lots of CPU trying to connect to unconfigured servers
+// @fixme do this check after we've run through the site list so we
+// don't have to find an XMPP site to start up when using --all mode.
if (common_config('xmpp','enabled')==false) {
print "Aborting daemon - xmpp is disabled\n";
exit();
@@ -92,7 +101,8 @@ if (have_option('i', 'id')) {
}
$foreground = have_option('f', 'foreground');
+$all = have_option('a') || have_option('--all');
-$daemon = new XMPPDaemon($id, !$foreground);
+$daemon = new XMPPDaemon($id, !$foreground, 1, $all);
$daemon->runOnce();