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authorEvan Prodromou <evan@status.net>2010-01-12 23:25:25 -0800
committerEvan Prodromou <evan@status.net>2010-01-12 23:25:25 -0800
commite34ece8b0630394b606b57b19de58c830fad9c4d (patch)
treed6354a6e02517dd75c32f40b1d08a4b9cffd9b11 /lib
parent392bc728c795dd50e19a56cb097ab9a64f129573 (diff)
parentec145b73fc91dd54695dd374c8a71a11e233b8c0 (diff)
Merge branch '0.9.x' of git@gitorious.org:statusnet/mainline into 0.9.x
Diffstat (limited to 'lib')
-rw-r--r--lib/api.php2
-rw-r--r--lib/cache.php19
-rw-r--r--lib/common.php194
-rw-r--r--lib/dbqueuemanager.php161
-rw-r--r--lib/default.php2
-rw-r--r--lib/event.php8
-rw-r--r--lib/iomanager.php193
-rw-r--r--lib/iomaster.php361
-rw-r--r--lib/jabber.php25
-rw-r--r--lib/jabberqueuehandler.php47
-rw-r--r--lib/liberalstomp.php133
-rw-r--r--lib/ombqueuehandler.php56
-rw-r--r--lib/pingqueuehandler.php37
-rw-r--r--lib/pluginqueuehandler.php50
-rw-r--r--lib/publicqueuehandler.php47
-rw-r--r--lib/queuehandler.php100
-rw-r--r--lib/queuemanager.php149
-rw-r--r--lib/queuemonitor.php116
-rw-r--r--lib/smsqueuehandler.php39
-rw-r--r--lib/statusnet.php295
-rw-r--r--lib/stompqueuemanager.php286
-rw-r--r--lib/unqueuemanager.php58
-rw-r--r--lib/util.php5
-rw-r--r--lib/xmppconfirmmanager.php168
-rw-r--r--lib/xmppmanager.php273
-rw-r--r--lib/xmppqueuehandler.php142
26 files changed, 2373 insertions, 593 deletions
diff --git a/lib/api.php b/lib/api.php
index d21851d50..707e4ac21 100644
--- a/lib/api.php
+++ b/lib/api.php
@@ -168,7 +168,7 @@ class ApiAction extends Action
$timezone = 'UTC';
- if ($user->timezone) {
+ if (!empty($user) && $user->timezone) {
$timezone = $user->timezone;
}
diff --git a/lib/cache.php b/lib/cache.php
index b7b34c050..635c96ad4 100644
--- a/lib/cache.php
+++ b/lib/cache.php
@@ -179,4 +179,23 @@ class Cache
return $success;
}
+
+ /**
+ * Close or reconnect any remote connections, such as to give
+ * daemon processes a chance to reconnect on a fresh socket.
+ *
+ * @return boolean success flag
+ */
+
+ function reconnect()
+ {
+ $success = false;
+
+ if (Event::handle('StartCacheReconnect', array(&$success))) {
+ $success = true;
+ Event::handle('EndCacheReconnect', array());
+ }
+
+ return $success;
+ }
}
diff --git a/lib/common.php b/lib/common.php
index b280afec0..61decebb7 100644
--- a/lib/common.php
+++ b/lib/common.php
@@ -76,159 +76,14 @@ require_once(INSTALLDIR.'/lib/language.php');
require_once(INSTALLDIR.'/lib/event.php');
require_once(INSTALLDIR.'/lib/plugin.php');
-function _sn_to_path($sn)
-{
- $past_root = substr($sn, 1);
- $last_slash = strrpos($past_root, '/');
- if ($last_slash > 0) {
- $p = substr($past_root, 0, $last_slash);
- } else {
- $p = '';
- }
- return $p;
-}
-
-// Save our sanity when code gets loaded through subroutines such as PHPUnit tests
-global $default, $config, $_server, $_path;
-
-// try to figure out where we are. $server and $path
-// can be set by including module, else we guess based
-// on HTTP info.
-
-if (isset($server)) {
- $_server = $server;
-} else {
- $_server = array_key_exists('SERVER_NAME', $_SERVER) ?
- strtolower($_SERVER['SERVER_NAME']) :
- null;
-}
-
-if (isset($path)) {
- $_path = $path;
-} else {
- $_path = (array_key_exists('SERVER_NAME', $_SERVER) && array_key_exists('SCRIPT_NAME', $_SERVER)) ?
- _sn_to_path($_SERVER['SCRIPT_NAME']) :
- null;
-}
-
-require_once(INSTALLDIR.'/lib/default.php');
-
-// Set config values initially to default values
-
-$config = $default;
-
-// default configuration, overwritten in config.php
-
-$config['db'] = &PEAR::getStaticProperty('DB_DataObject','options');
-
-$config['db'] = $default['db'];
-
-// Backward compatibility
-
-$config['site']['design'] =& $config['design'];
-
-if (function_exists('date_default_timezone_set')) {
- /* Work internally in UTC */
- date_default_timezone_set('UTC');
-}
-
function addPlugin($name, $attrs = null)
{
- $name = ucfirst($name);
- $pluginclass = "{$name}Plugin";
-
- if (!class_exists($pluginclass)) {
-
- $files = array("local/plugins/{$pluginclass}.php",
- "local/plugins/{$name}/{$pluginclass}.php",
- "local/{$pluginclass}.php",
- "local/{$name}/{$pluginclass}.php",
- "plugins/{$pluginclass}.php",
- "plugins/{$name}/{$pluginclass}.php");
-
- foreach ($files as $file) {
- $fullpath = INSTALLDIR.'/'.$file;
- if (@file_exists($fullpath)) {
- include_once($fullpath);
- break;
- }
- }
- }
-
- $inst = new $pluginclass();
-
- if (!empty($attrs)) {
- foreach ($attrs as $aname => $avalue) {
- $inst->$aname = $avalue;
- }
- }
- return $inst;
-}
-
-// From most general to most specific:
-// server-wide, then vhost-wide, then for a path,
-// finally for a dir (usually only need one of the last two).
-
-if (isset($conffile)) {
- $_config_files = array($conffile);
-} else {
- $_config_files = array('/etc/statusnet/statusnet.php',
- '/etc/statusnet/laconica.php',
- '/etc/laconica/laconica.php',
- '/etc/statusnet/'.$_server.'.php',
- '/etc/laconica/'.$_server.'.php');
-
- if (strlen($_path) > 0) {
- $_config_files[] = '/etc/statusnet/'.$_server.'_'.$_path.'.php';
- $_config_files[] = '/etc/laconica/'.$_server.'_'.$_path.'.php';
- }
-
- $_config_files[] = INSTALLDIR.'/config.php';
-}
-
-global $_have_a_config;
-$_have_a_config = false;
-
-foreach ($_config_files as $_config_file) {
- if (@file_exists($_config_file)) {
- include_once($_config_file);
- $_have_a_config = true;
- }
+ return StatusNet::addPlugin($name, $attrs);
}
function _have_config()
{
- global $_have_a_config;
- return $_have_a_config;
-}
-
-// XXX: Throw a conniption if database not installed
-// XXX: Find a way to use htmlwriter for this instead of handcoded markup
-if (!_have_config()) {
- echo '<p>'. _('No configuration file found. ') .'</p>';
- echo '<p>'. _('I looked for configuration files in the following places: ') .'<br /> '. implode($_config_files, '<br />');
- echo '<p>'. _('You may wish to run the installer to fix this.') .'</p>';
- echo '<a href="install.php">'. _('Go to the installer.') .'</a>';
- exit;
-}
-// Fixup for statusnet.ini
-
-$_db_name = substr($config['db']['database'], strrpos($config['db']['database'], '/') + 1);
-
-if ($_db_name != 'statusnet' && !array_key_exists('ini_'.$_db_name, $config['db'])) {
- $config['db']['ini_'.$_db_name] = INSTALLDIR.'/classes/statusnet.ini';
-}
-
-// Backwards compatibility
-
-if (array_key_exists('memcached', $config)) {
- if ($config['memcached']['enabled']) {
- addPlugin('Memcache', array('servers' => $config['memcached']['server']));
- }
-
- if (!empty($config['memcached']['base'])) {
- $config['cache']['base'] = $config['memcached']['base'];
- }
+ return StatusNet::haveConfig();
}
function __autoload($cls)
@@ -247,27 +102,6 @@ function __autoload($cls)
}
}
-// Load default plugins
-
-foreach ($config['plugins']['default'] as $name => $params) {
- if (is_null($params)) {
- addPlugin($name);
- } else if (is_array($params)) {
- if (count($params) == 0) {
- addPlugin($name);
- } else {
- $keys = array_keys($params);
- if (is_string($keys[0])) {
- addPlugin($name, $params);
- } else {
- foreach ($params as $paramset) {
- addPlugin($name, $paramset);
- }
- }
- }
- }
-}
-
// XXX: how many of these could be auto-loaded on use?
// XXX: note that these files should not use config options
// at compile time since DB config options are not yet loaded.
@@ -283,20 +117,20 @@ require_once INSTALLDIR.'/lib/subs.php';
require_once INSTALLDIR.'/lib/clientexception.php';
require_once INSTALLDIR.'/lib/serverexception.php';
-// Load settings from database; note we need autoload for this
-
-Config::loadSettings();
-
-// XXX: if plugins should check the schema at runtime, do that here.
-
-if ($config['db']['schemacheck'] == 'runtime') {
- Event::handle('CheckSchema');
+try {
+ StatusNet::init(@$server, @$path, @$conffile);
+} catch (NoConfigException $e) {
+ // XXX: Throw a conniption if database not installed
+ // XXX: Find a way to use htmlwriter for this instead of handcoded markup
+ echo '<p>'. _('No configuration file found. ') .'</p>';
+ echo '<p>'. _('I looked for configuration files in the following places: ') .'<br/> ';
+ echo implode($e->configFiles, '<br/>');
+ echo '<p>'. _('You may wish to run the installer to fix this.') .'</p>';
+ echo '<a href="install.php">'. _('Go to the installer.') .'</a>';
+ exit;
}
+
// XXX: other formats here
define('NICKNAME_FMT', VALIDATE_NUM.VALIDATE_ALPHA_LOWER);
-
-// Give plugins a chance to initialize in a fully-prepared environment
-
-Event::handle('InitializePlugin');
diff --git a/lib/dbqueuemanager.php b/lib/dbqueuemanager.php
index 750300928..a5c6fd28b 100644
--- a/lib/dbqueuemanager.php
+++ b/lib/dbqueuemanager.php
@@ -22,16 +22,20 @@
* @category QueueManager
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
- * @copyright 2009 StatusNet, Inc.
+ * @author Brion Vibber <brion@status.net>
+ * @copyright 2009-2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
class DBQueueManager extends QueueManager
{
- var $qis = array();
-
- function enqueue($object, $queue)
+ /**
+ * Saves a notice object reference into the queue item table.
+ * @return boolean true on success
+ * @throws ServerException on failure
+ */
+ public function enqueue($object, $queue)
{
$notice = $object;
@@ -47,70 +51,95 @@ class DBQueueManager extends QueueManager
throw new ServerException('DB error inserting queue item');
}
+ $this->stats('enqueued', $queue);
+
return true;
}
- function service($queue, $handler)
+ /**
+ * Poll every minute for new events during idle periods.
+ * We'll look in more often when there's data available.
+ *
+ * @return int seconds
+ */
+ public function pollInterval()
+ {
+ return 60;
+ }
+
+ /**
+ * Run a polling cycle during idle processing in the input loop.
+ * @return boolean true if we had a hit
+ */
+ public function poll()
{
- while (true) {
- $this->_log(LOG_DEBUG, 'Checking for notices...');
- $timeout = $handler->timeout();
- $notice = $this->_nextItem($queue, $timeout);
- if (empty($notice)) {
- $this->_log(LOG_DEBUG, 'No notices waiting; idling.');
- // Nothing in the queue. Do you
- // have other tasks, like servicing your
- // XMPP connection, to do?
- $handler->idle(QUEUE_HANDLER_MISS_IDLE);
+ $this->_log(LOG_DEBUG, 'Checking for notices...');
+ $item = $this->_nextItem();
+ if ($item === false) {
+ $this->_log(LOG_DEBUG, 'No notices waiting; idling.');
+ return false;
+ }
+ if ($item === true) {
+ // We dequeued an entry for a deleted or invalid notice.
+ // Consider it a hit for poll rate purposes.
+ return true;
+ }
+
+ list($queue, $notice) = $item;
+ $this->_log(LOG_INFO, 'Got notice '. $notice->id . ' for transport ' . $queue);
+
+ // Yay! Got one!
+ $handler = $this->getHandler($queue);
+ if ($handler) {
+ if ($handler->handle_notice($notice)) {
+ $this->_log(LOG_INFO, "[$queue:notice $notice->id] Successfully handled notice");
+ $this->_done($notice, $queue);
} else {
- $this->_log(LOG_INFO, 'Got notice '. $notice->id);
- // Yay! Got one!
- if ($handler->handle_notice($notice)) {
- $this->_log(LOG_INFO, 'Successfully handled notice '. $notice->id);
- $this->_done($notice, $queue);
- } else {
- $this->_log(LOG_INFO, 'Failed to handle notice '. $notice->id);
- $this->_fail($notice, $queue);
- }
- // Chance to e.g. service your XMPP connection
- $this->_log(LOG_DEBUG, 'Idling after success.');
- $handler->idle(QUEUE_HANDLER_HIT_IDLE);
+ $this->_log(LOG_INFO, "[$queue:notice $notice->id] Failed to handle notice");
+ $this->_fail($notice, $queue);
}
- // XXX: when do we give up?
+ } else {
+ $this->_log(LOG_INFO, "[$queue:notice $notice->id] No handler for queue $queue");
+ $this->_fail($notice, $queue);
}
+ return true;
}
- function _nextItem($queue, $timeout=null)
+ /**
+ * Pop the oldest unclaimed item off the queue set and claim it.
+ *
+ * @return mixed false if no items; true if bogus hit; otherwise array(string, Notice)
+ * giving the queue transport name.
+ */
+ protected function _nextItem()
{
$start = time();
$result = null;
- $sleeptime = 1;
+ $qi = Queue_item::top();
+ if (empty($qi)) {
+ return false;
+ }
- do {
- $qi = Queue_item::top($queue);
- if (empty($qi)) {
- $this->_log(LOG_DEBUG, "No new queue items, sleeping $sleeptime seconds.");
- sleep($sleeptime);
- $sleeptime *= 2;
- } else {
- $notice = Notice::staticGet('id', $qi->notice_id);
- if (!empty($notice)) {
- $result = $notice;
- } else {
- $this->_log(LOG_INFO, 'dequeued non-existent notice ' . $notice->id);
- $qi->delete();
- $qi->free();
- $qi = null;
- }
- $sleeptime = 1;
- }
- } while (empty($result) && (is_null($timeout) || (time() - $start) < $timeout));
+ $queue = $qi->transport;
+ $notice = Notice::staticGet('id', $qi->notice_id);
+ if (empty($notice)) {
+ $this->_log(LOG_INFO, "[$queue:notice $notice->id] dequeued non-existent notice");
+ $qi->delete();
+ return true;
+ }
- return $result;
+ $result = $notice;
+ return array($queue, $notice);
}
- function _done($object, $queue)
+ /**
+ * Delete our claimed item from the queue after successful processing.
+ *
+ * @param Notice $object
+ * @param string $queue
+ */
+ protected function _done($object, $queue)
{
// XXX: right now, we only handle notices
@@ -120,24 +149,29 @@ class DBQueueManager extends QueueManager
'transport' => $queue));
if (empty($qi)) {
- $this->_log(LOG_INFO, 'Cannot find queue item for notice '.$notice->id.', queue '.$queue);
+ $this->_log(LOG_INFO, "[$queue:notice $notice->id] Cannot find queue item");
} else {
if (empty($qi->claimed)) {
- $this->_log(LOG_WARNING, 'Reluctantly releasing unclaimed queue item '.
- 'for '.$notice->id.', queue '.$queue);
+ $this->_log(LOG_WARNING, "[$queue:notice $notice->id] Reluctantly releasing unclaimed queue item");
}
$qi->delete();
$qi->free();
- $qi = null;
}
- $this->_log(LOG_INFO, 'done with notice ID = ' . $notice->id);
+ $this->_log(LOG_INFO, "[$queue:notice $notice->id] done with item");
+ $this->stats('handled', $queue);
$notice->free();
- $notice = null;
}
- function _fail($object, $queue)
+ /**
+ * Free our claimed queue item for later reprocessing in case of
+ * temporary failure.
+ *
+ * @param Notice $object
+ * @param string $queue
+ */
+ protected function _fail($object, $queue)
{
// XXX: right now, we only handle notices
@@ -147,11 +181,10 @@ class DBQueueManager extends QueueManager
'transport' => $queue));
if (empty($qi)) {
- $this->_log(LOG_INFO, 'Cannot find queue item for notice '.$notice->id.', queue '.$queue);
+ $this->_log(LOG_INFO, "[$queue:notice $notice->id] Cannot find queue item");
} else {
if (empty($qi->claimed)) {
- $this->_log(LOG_WARNING, 'Ignoring failure for unclaimed queue item '.
- 'for '.$notice->id.', queue '.$queue);
+ $this->_log(LOG_WARNING, "[$queue:notice $notice->id] Ignoring failure for unclaimed queue item");
} else {
$orig = clone($qi);
$qi->claimed = null;
@@ -160,13 +193,13 @@ class DBQueueManager extends QueueManager
}
}
- $this->_log(LOG_INFO, 'done with notice ID = ' . $notice->id);
+ $this->_log(LOG_INFO, "[$queue:notice $notice->id] done with queue item");
+ $this->stats('error', $queue);
$notice->free();
- $notice = null;
}
- function _log($level, $msg)
+ protected function _log($level, $msg)
{
common_log($level, 'DBQueueManager: '.$msg);
}
diff --git a/lib/default.php b/lib/default.php
index fa862f3ff..f7f4777a2 100644
--- a/lib/default.php
+++ b/lib/default.php
@@ -79,6 +79,8 @@ $default =
'queue_basename' => '/queue/statusnet/',
'stomp_username' => null,
'stomp_password' => null,
+ 'monitor' => null, // URL to monitor ping endpoint (work in progress)
+ 'softlimit' => '90%', // total size or % of memory_limit at which to restart queue threads gracefully
),
'license' =>
array('url' => 'http://creativecommons.org/licenses/by/3.0/',
diff --git a/lib/event.php b/lib/event.php
index 4819b71b4..41fb53ffe 100644
--- a/lib/event.php
+++ b/lib/event.php
@@ -138,4 +138,12 @@ class Event {
}
return false;
}
+
+ /**
+ * Disables any and all handlers that have been set up so far;
+ * use only if you know it's safe to reinitialize all plugins.
+ */
+ public static function clearHandlers() {
+ Event::$_handlers = array();
+ }
}
diff --git a/lib/iomanager.php b/lib/iomanager.php
new file mode 100644
index 000000000..ee2ff958b
--- /dev/null
+++ b/lib/iomanager.php
@@ -0,0 +1,193 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Abstract class for i/o managers
+ *
+ * PHP version 5
+ *
+ * LICENCE: 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/>.
+ *
+ * @category QueueManager
+ * @package StatusNet
+ * @author Evan Prodromou <evan@status.net>
+ * @author Sarven Capadisli <csarven@status.net>
+ * @author Brion Vibber <brion@status.net>
+ * @copyright 2009-2010 StatusNet, Inc.
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://status.net/
+ */
+
+abstract class IoManager
+{
+ const SINGLE_ONLY = 0;
+ const INSTANCE_PER_SITE = 1;
+ const INSTANCE_PER_PROCESS = 2;
+
+ /**
+ * Factory function to get an appropriate subclass.
+ */
+ public abstract static function get();
+
+ /**
+ * Tell the i/o queue master if and how we can handle multi-site
+ * processes.
+ *
+ * Return one of:
+ * IoManager::SINGLE_ONLY
+ * IoManager::INSTANCE_PER_SITE
+ * IoManager::INSTANCE_PER_PROCESS
+ */
+ public static function multiSite()
+ {
+ return IoManager::SINGLE_ONLY;
+ }
+
+ /**
+ * If in a multisite configuration, the i/o master will tell
+ * your manager about each site you'll have to handle so you
+ * can do any necessary per-site setup.
+ *
+ * @param string $site target site server name
+ */
+ public function addSite($site)
+ {
+ /* no-op */
+ }
+
+ /**
+ * This method is called when data is available on one of your
+ * i/o manager's sockets. The socket with data is passed in,
+ * in case you have multiple sockets.
+ *
+ * If your i/o manager is based on polling during idle processing,
+ * you don't need to implement this.
+ *
+ * @param resource $socket
+ * @return boolean true on success, false on failure
+ */
+ public function handleInput($socket)
+ {
+ return true;
+ }
+
+ /**
+ * Return any open sockets that the run loop should listen
+ * for input on. If input comes in on a listed socket,
+ * the matching manager's handleInput method will be called.
+ *
+ * @return array of resources
+ */
+ function getSockets()
+ {
+ return array();
+ }
+
+ /**
+ * Maximum planned time between poll() calls when input isn't waiting.
+ * Actual time may vary!
+ *
+ * When we get a polling hit, the timeout will be cut down to 0 while
+ * input is coming in, then will back off to this amount if no further
+ * input shows up.
+ *
+ * By default polling is disabled; you must override this to enable
+ * polling for this manager.
+ *
+ * @return int max poll interval in seconds, or 0 to disable polling
+ */
+ function pollInterval()
+ {
+ return 0;
+ }
+
+ /**
+ * Request a maximum timeout for listeners before the next idle period.
+ * Actual wait may be shorter, so don't go crazy in your idle()!
+ * Wait could be longer if other handlers performed some slow activity.
+ *
+ * Return 0 to request that listeners return immediately if there's no
+ * i/o and speed up the idle as much as possible; but don't do that all
+ * the time as this will burn CPU.
+ *
+ * @return int seconds
+ */
+ function timeout()
+ {
+ return 60;
+ }
+
+ /**
+ * Called by IoManager after each handled item or empty polling cycle.
+ * This is a good time to e.g. service your XMPP connection.
+ *
+ * Doesn't need to be overridden if there's no maintenance to do.
+ */
+ function idle()
+ {
+ return true;
+ }
+
+ /**
+ * The meat of a polling manager... check for something to do
+ * and do it! Note that you should not take too long, as other
+ * i/o managers may need to do some work too!
+ *
+ * On a successful hit, the next poll() call will come as soon
+ * as possible followed by exponential backoff up to pollInterval()
+ * if no more data is available.
+ *
+ * @return boolean true if events were hit
+ */
+ public function poll()
+ {
+ return false;
+ }
+
+ /**
+ * Initialization, run when the queue manager starts.
+ * If this function indicates failure, the handler run will be aborted.
+ *
+ * @param IoMaster $master process/event controller
+ * @return boolean true on success, false on failure
+ */
+ public function start($master)
+ {
+ $this->master = $master;
+ return true;
+ }
+
+ /**
+ * Cleanup, run when the queue manager ends.
+ * If this function indicates failure, a warning will be logged.
+ *
+ * @return boolean true on success, false on failure
+ */
+ public function finish()
+ {
+ return true;
+ }
+
+ /**
+ * Ping iomaster's queue status monitor with a stats update.
+ * Only valid during input loop!
+ *
+ * @param string $counter keyword for counter to increment
+ */
+ public function stats($counter, $owners=array())
+ {
+ $this->master->stats($counter, $owners);
+ }
+}
+
diff --git a/lib/iomaster.php b/lib/iomaster.php
new file mode 100644
index 000000000..aff5b145c
--- /dev/null
+++ b/lib/iomaster.php
@@ -0,0 +1,361 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * I/O manager to wrap around socket-reading and polling queue & connection managers.
+ *
+ * PHP version 5
+ *
+ * LICENCE: 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/>.
+ *
+ * @category QueueManager
+ * @package StatusNet
+ * @author Brion Vibber <brion@status.net>
+ * @copyright 2009 StatusNet, Inc.
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://status.net/
+ */
+
+class IoMaster
+{
+ public $id;
+
+ protected $multiSite = false;
+ protected $managers = array();
+ protected $singletons = array();
+
+ protected $pollTimeouts = array();
+ protected $lastPoll = array();
+
+ /**
+ * @param string $id process ID to use in logging/monitoring
+ */
+ public function __construct($id)
+ {
+ $this->id = $id;
+ $this->monitor = new QueueMonitor();
+ }
+
+ public function init($multiSite=null)
+ {
+ if ($multiSite !== null) {
+ $this->multiSite = $multiSite;
+ }
+ if ($this->multiSite) {
+ $this->sites = $this->findAllSites();
+ } else {
+ $this->sites = array(common_config('site', 'server'));
+ }
+
+ if (empty($this->sites)) {
+ throw new Exception("Empty status_network table, cannot init");
+ }
+
+ foreach ($this->sites as $site) {
+ if ($site != common_config('site', 'server')) {
+ StatusNet::init($site);
+ }
+
+ $classes = array();
+ if (Event::handle('StartIoManagerClasses', array(&$classes))) {
+ $classes[] = 'QueueManager';
+ if (common_config('xmpp', 'enabled')) {
+ $classes[] = 'XmppManager'; // handles pings/reconnects
+ $classes[] = 'XmppConfirmManager'; // polls for outgoing confirmations
+ }
+ }
+ Event::handle('EndIoManagerClasses', array(&$classes));
+
+ foreach ($classes as $class) {
+ $this->instantiate($class);
+ }
+ }
+ }
+
+ /**
+ * 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->hostname;
+ }
+ 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 $class
+ */
+ protected function instantiate($class)
+ {
+ 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;
+ }
+
+ $manager = $this->getManager($class);
+
+ if ($this->multiSite) {
+ $caps = $manager->multiSite();
+ if ($caps == IoManager::SINGLE_ONLY) {
+ 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'));
+ }
+ }
+
+ $this->managers[] = $manager;
+ }
+
+ protected function getManager($class)
+ {
+ return call_user_func(array($class, 'get'));
+ }
+
+ /**
+ * Basic run loop...
+ *
+ * Initialize all io managers, then sit around waiting for input.
+ * Between events or timeouts, pass control back to idle() method
+ * to allow for any additional background processing.
+ */
+ function service()
+ {
+ $this->logState('init');
+ $this->start();
+
+ while (true) {
+ $timeouts = array_values($this->pollTimeouts);
+ $timeouts[] = 60; // default max timeout
+
+ // Wait for something on one of our sockets
+ $sockets = array();
+ $managers = array();
+ foreach ($this->managers as $manager) {
+ foreach ($manager->getSockets() as $socket) {
+ $sockets[] = $socket;
+ $managers[] = $manager;
+ }
+ $timeouts[] = intval($manager->timeout());
+ }
+
+ $timeout = min($timeouts);
+ if ($sockets) {
+ $read = $sockets;
+ $write = array();
+ $except = array();
+ $this->logState('listening');
+ common_log(LOG_INFO, "Waiting up to $timeout seconds for socket data...");
+ $ready = stream_select($read, $write, $except, $timeout, 0);
+
+ if ($ready === false) {
+ common_log(LOG_ERR, "Error selecting on sockets");
+ } else if ($ready > 0) {
+ foreach ($read as $socket) {
+ $index = array_search($socket, $sockets, true);
+ if ($index !== false) {
+ $this->logState('queue');
+ $managers[$index]->handleInput($socket);
+ } else {
+ common_log(LOG_ERR, "Saw input on a socket we didn't listen to");
+ }
+ }
+ }
+ }
+
+ if ($timeout > 0 && empty($sockets)) {
+ // If we had no listeners, sleep until the pollers' next requested wakeup.
+ common_log(LOG_INFO, "Sleeping $timeout seconds until next poll cycle...");
+ $this->logState('sleep');
+ sleep($timeout);
+ }
+
+ $this->logState('poll');
+ $this->poll();
+
+ $this->logState('idle');
+ $this->idle();
+
+ $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.");
+ break;
+ }
+ }
+ }
+
+ $this->logState('shutdown');
+ $this->finish();
+ }
+
+ /**
+ * Return fully-parsed soft memory limit in bytes.
+ * @return intval 0 or -1 if not set
+ */
+ function softMemoryLimit()
+ {
+ $softLimit = trim(common_config('queue', 'softlimit'));
+ if (substr($softLimit, -1) == '%') {
+ $limit = trim(ini_get('memory_limit'));
+ $limit = $this->parseMemoryLimit($limit);
+ if ($limit > 0) {
+ return intval(substr($softLimit, 0, -1) * $limit / 100);
+ } else {
+ return -1;
+ }
+ } else {
+ return $this->parseMemoryLimit($limit);
+ }
+ return $softLimit;
+ }
+
+ /**
+ * Interpret PHP shorthand for memory_limit and friends.
+ * Why don't they just expose the actual numeric value? :P
+ * @param string $mem
+ * @return int
+ */
+ protected function parseMemoryLimit($mem)
+ {
+ // http://www.php.net/manual/en/faq.using.php#faq.using.shorthandbytes
+ $size = array('k' => 1024,
+ 'm' => 1024*1024,
+ 'g' => 1024*1024*1024);
+ if (empty($mem)) {
+ return 0;
+ } else if (is_numeric($mem)) {
+ return intval($mem);
+ } else {
+ $mult = strtolower(substr($mem, -1));
+ if (isset($size[$mult])) {
+ return substr($mem, 0, -1) * $size[$mult];
+ } else {
+ return intval($mem);
+ }
+ }
+ }
+
+ function start()
+ {
+ foreach ($this->managers as $index => $manager) {
+ $manager->start($this);
+ // @fixme error check
+ if ($manager->pollInterval()) {
+ // We'll want to check for input on the first pass
+ $this->pollTimeouts[$index] = 0;
+ $this->lastPoll[$index] = 0;
+ }
+ }
+ }
+
+ function finish()
+ {
+ foreach ($this->managers as $manager) {
+ $manager->finish();
+ // @fixme error check
+ }
+ }
+
+ /**
+ * Called during the idle portion of the runloop to see which handlers
+ */
+ function poll()
+ {
+ foreach ($this->managers as $index => $manager) {
+ $interval = $manager->pollInterval();
+ if ($interval <= 0) {
+ // Not a polling manager.
+ continue;
+ }
+
+ if (isset($this->pollTimeouts[$index])) {
+ $timeout = $this->pollTimeouts[$index];
+ if (time() - $this->lastPoll[$index] < $timeout) {
+ // Not time to poll yet.
+ continue;
+ }
+ } else {
+ $timeout = 0;
+ }
+ $hit = $manager->poll();
+
+ $this->lastPoll[$index] = time();
+ if ($hit) {
+ // Do the next poll quickly, there may be more input!
+ $this->pollTimeouts[$index] = 0;
+ } else {
+ // Empty queue. Exponential backoff up to the maximum poll interval.
+ if ($timeout > 0) {
+ $timeout = min($timeout * 2, $interval);
+ } else {
+ $timeout = 1;
+ }
+ $this->pollTimeouts[$index] = $timeout;
+ }
+ }
+ }
+
+ /**
+ * Called after each handled item or empty polling cycle.
+ * This is a good time to e.g. service your XMPP connection.
+ */
+ function idle()
+ {
+ foreach ($this->managers as $manager) {
+ $manager->idle();
+ }
+ }
+
+ /**
+ * Send thread state update to the monitoring server, if configured.
+ *
+ * @param string $state ('init', 'queue', 'shutdown' etc)
+ * @param string $substate (optional, eg queue name 'omb' 'sms' etc)
+ */
+ protected function logState($state, $substate='')
+ {
+ $this->monitor->logState($this->id, $state, $substate);
+ }
+
+ /**
+ * Send thread stats.
+ * Thread ID will be implicit; other owners can be listed as well
+ * for per-queue and per-site records.
+ *
+ * @param string $key counter name
+ * @param array $owners list of owner keys like 'queue:jabber' or 'site:stat01'
+ */
+ public function stats($key, $owners=array())
+ {
+ $owners[] = "thread:" . $this->id;
+ $this->monitor->stats($key, $owners);
+ }
+}
+
diff --git a/lib/jabber.php b/lib/jabber.php
index a821856a8..1d0bb9423 100644
--- a/lib/jabber.php
+++ b/lib/jabber.php
@@ -86,7 +86,11 @@ class Sharing_XMPP extends XMPPHP_XMPP
}
/**
- * connect the configured Jabber account to the configured server
+ * Lazy-connect the configured Jabber account to the configured server;
+ * if already opened, the same connection will be returned.
+ *
+ * In a multi-site background process, each site configuration
+ * will get its own connection.
*
* @param string $resource Resource to connect (defaults to configured resource)
*
@@ -95,16 +99,19 @@ class Sharing_XMPP extends XMPPHP_XMPP
function jabber_connect($resource=null)
{
- static $conn = null;
- if (!$conn) {
+ static $connections = array();
+ $site = common_config('site', 'server');
+ if (empty($connections[$site])) {
+ if (empty($resource)) {
+ $resource = common_config('xmpp', 'resource');
+ }
$conn = new Sharing_XMPP(common_config('xmpp', 'host') ?
common_config('xmpp', 'host') :
common_config('xmpp', 'server'),
common_config('xmpp', 'port'),
common_config('xmpp', 'user'),
common_config('xmpp', 'password'),
- ($resource) ? $resource :
- common_config('xmpp', 'resource'),
+ $resource,
common_config('xmpp', 'server'),
common_config('xmpp', 'debug') ?
true : false,
@@ -115,12 +122,16 @@ function jabber_connect($resource=null)
if (!$conn) {
return false;
}
+ $connections[$site] = $conn;
$conn->autoSubscribe();
$conn->useEncryption(common_config('xmpp', 'encryption'));
try {
- $conn->connect(true); // true = persistent connection
+ common_log(LOG_INFO, __METHOD__ . ": connecting " .
+ common_config('xmpp', 'user') . '/' . $resource);
+ //$conn->connect(true); // true = persistent connection
+ $conn->connect(); // persistent connections break multisite
} catch (XMPPHP_Exception $e) {
common_log(LOG_ERR, $e->getMessage());
return false;
@@ -128,7 +139,7 @@ function jabber_connect($resource=null)
$conn->processUntil('session_start');
}
- return $conn;
+ return $connections[$site];
}
/**
diff --git a/lib/jabberqueuehandler.php b/lib/jabberqueuehandler.php
new file mode 100644
index 000000000..b1518866d
--- /dev/null
+++ b/lib/jabberqueuehandler.php
@@ -0,0 +1,47 @@
+<?php
+/*
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, 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);
+}
+
+/**
+ * Queue handler for pushing new notices to Jabber users.
+ * @fixme this exception handling doesn't look very good.
+ */
+class JabberQueueHandler extends QueueHandler
+{
+ var $conn = null;
+
+ function transport()
+ {
+ return 'jabber';
+ }
+
+ function handle_notice($notice)
+ {
+ require_once(INSTALLDIR.'/lib/jabber.php');
+ try {
+ return jabber_broadcast_notice($notice);
+ } catch (XMPPHP_Exception $e) {
+ $this->log(LOG_ERR, "Got an XMPPHP_Exception: " . $e->getMessage());
+ exit(1);
+ }
+ }
+}
diff --git a/lib/liberalstomp.php b/lib/liberalstomp.php
new file mode 100644
index 000000000..c9233843a
--- /dev/null
+++ b/lib/liberalstomp.php
@@ -0,0 +1,133 @@
+<?php
+
+/**
+ * Based on code from Stomp PHP library, working around bugs in the base class.
+ *
+ * Original code is copyright 2005-2006 The Apache Software Foundation
+ * Modifications copyright 2009 StatusNet Inc by Brion Vibber <brion@status.net>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+class LiberalStomp extends Stomp
+{
+ /**
+ * We need to be able to get the socket so advanced daemons can
+ * do a select() waiting for input both from the queue and from
+ * other sources such as an XMPP connection.
+ *
+ * @return resource
+ */
+ function getSocket()
+ {
+ return $this->_socket;
+ }
+
+ /**
+ * Make socket connection to the server
+ * We also set the stream to non-blocking mode, since we'll be
+ * select'ing to wait for updates. In blocking mode it seems
+ * to get confused sometimes.
+ *
+ * @throws StompException
+ */
+ protected function _makeConnection ()
+ {
+ parent::_makeConnection();
+ stream_set_blocking($this->_socket, 0);
+ }
+
+ /**
+ * Version 1.0.0 of the Stomp library gets confused if messages
+ * come in too fast over the connection. This version will read
+ * out as many frames as are ready to be read from the socket.
+ *
+ * Modified from Stomp::readFrame()
+ *
+ * @return StompFrame False when no frame to read
+ */
+ public function readFrames ()
+ {
+ if (!$this->hasFrameToRead()) {
+ return false;
+ }
+
+ $rb = 1024;
+ $data = '';
+ $end = false;
+ $frames = array();
+
+ do {
+ // @fixme this sometimes hangs in blocking mode...
+ // shouldn't we have been idle until we found there's more data?
+ $read = fread($this->_socket, $rb);
+ if ($read === false) {
+ $this->_reconnect();
+ // @fixme this will lose prior items
+ return $this->readFrames();
+ }
+ $data .= $read;
+ if (strpos($data, "\x00") !== false) {
+ // Frames are null-delimited, but some servers
+ // may append an extra \n according to old bug reports.
+ $data = str_replace("\x00\n", "\x00", $data);
+ $chunks = explode("\x00", $data);
+
+ $data = array_pop($chunks);
+ $frames = array_merge($frames, $chunks);
+ if ($data == '') {
+ // We're at the end of a frame; stop reading.
+ break;
+ } else {
+ // In the middle of a frame; keep going.
+ }
+ }
+ // @fixme find out why this len < 2 check was there
+ //$len = strlen($data);
+ } while (true);//$len < 2 || $end == false);
+
+ return array_map(array($this, 'parseFrame'), $frames);
+ }
+
+ /**
+ * Parse a raw Stomp frame into an object.
+ * Extracted from Stomp::readFrame()
+ *
+ * @param string $data
+ * @return StompFrame
+ */
+ function parseFrame($data)
+ {
+ list ($header, $body) = explode("\n\n", $data, 2);
+ $header = explode("\n", $header);
+ $headers = array();
+ $command = null;
+ foreach ($header as $v) {
+ if (isset($command)) {
+ list ($name, $value) = explode(':', $v, 2);
+ $headers[$name] = $value;
+ } else {
+ $command = $v;
+ }
+ }
+ $frame = new StompFrame($command, $headers, trim($body));
+ if (isset($frame->headers['transformation']) && $frame->headers['transformation'] == 'jms-map-json') {
+ require_once 'Stomp/Message/Map.php';
+ return new StompMessageMap($frame);
+ } else {
+ return $frame;
+ }
+ return $frame;
+ }
+}
+
diff --git a/lib/ombqueuehandler.php b/lib/ombqueuehandler.php
new file mode 100644
index 000000000..3ffc1313b
--- /dev/null
+++ b/lib/ombqueuehandler.php
@@ -0,0 +1,56 @@
+<?php
+/*
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, StatusNet, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+if (!defined('STATUSNET') && !defined('LACONICA')) {
+ exit(1);
+}
+
+/**
+ * Queue handler for pushing new notices to OpenMicroBlogging subscribers.
+ */
+class OmbQueueHandler extends QueueHandler
+{
+
+ function transport()
+ {
+ return 'omb';
+ }
+
+ /**
+ * @fixme doesn't currently report failure back to the queue manager
+ * because omb_broadcast_notice() doesn't report it to us
+ */
+ function handle_notice($notice)
+ {
+ if ($this->is_remote($notice)) {
+ $this->log(LOG_DEBUG, 'Ignoring remote notice ' . $notice->id);
+ return true;
+ } else {
+ require_once(INSTALLDIR.'/lib/omb.php');
+ omb_broadcast_notice($notice);
+ return true;
+ }
+ }
+
+ function is_remote($notice)
+ {
+ $user = User::staticGet($notice->profile_id);
+ return is_null($user);
+ }
+}
diff --git a/lib/pingqueuehandler.php b/lib/pingqueuehandler.php
new file mode 100644
index 000000000..8bb218078
--- /dev/null
+++ b/lib/pingqueuehandler.php
@@ -0,0 +1,37 @@
+<?php
+/*
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, StatusNet, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+if (!defined('STATUSNET') && !defined('LACONICA')) {
+ exit(1);
+}
+
+/**
+ * Queue handler for pushing new notices to ping servers.
+ */
+class PingQueueHandler extends QueueHandler {
+
+ function transport() {
+ return 'ping';
+ }
+
+ function handle_notice($notice) {
+ require_once INSTALLDIR . '/lib/ping.php';
+ return ping_broadcast_notice($notice);
+ }
+}
diff --git a/lib/pluginqueuehandler.php b/lib/pluginqueuehandler.php
new file mode 100644
index 000000000..24d504699
--- /dev/null
+++ b/lib/pluginqueuehandler.php
@@ -0,0 +1,50 @@
+<?php
+/*
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, StatusNet, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+if (!defined('STATUSNET') && !defined('LACONICA')) {
+ exit(1);
+}
+
+/**
+ * Queue handler for letting plugins handle stuff.
+ *
+ * The plugin queue handler accepts notices over the "plugin" queue
+ * and simply passes them through the "HandleQueuedNotice" event.
+ *
+ * This gives plugins a chance to do background processing without
+ * actually registering their own queue and ensuring that things
+ * are queued into it.
+ *
+ * Fancier plugins may wish to instead hook the 'GetQueueHandlerClass'
+ * event with their own class, in which case they must ensure that
+ * their notices get enqueued when they need them.
+ */
+class PluginQueueHandler extends QueueHandler
+{
+ function transport()
+ {
+ return 'plugin';
+ }
+
+ function handle_notice($notice)
+ {
+ Event::handle('HandleQueuedNotice', array(&$notice));
+ return true;
+ }
+}
diff --git a/lib/publicqueuehandler.php b/lib/publicqueuehandler.php
new file mode 100644
index 000000000..9ea9ee73a
--- /dev/null
+++ b/lib/publicqueuehandler.php
@@ -0,0 +1,47 @@
+<?php
+/*
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, StatusNet, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+if (!defined('STATUSNET') && !defined('LACONICA')) {
+ exit(1);
+}
+
+/**
+ * Queue handler for pushing new notices to public XMPP subscribers.
+ * @fixme correct this exception handling
+ */
+class PublicQueueHandler extends QueueHandler
+{
+
+ function transport()
+ {
+ return 'public';
+ }
+
+ function handle_notice($notice)
+ {
+ require_once(INSTALLDIR.'/lib/jabber.php');
+ try {
+ return jabber_public_notice($notice);
+ } catch (XMPPHP_Exception $e) {
+ $this->log(LOG_ERR, "Got an XMPPHP_Exception: " . $e->getMessage());
+ die($e->getMessage());
+ }
+ return true;
+ }
+}
diff --git a/lib/queuehandler.php b/lib/queuehandler.php
index cd43b1e09..613be6e33 100644
--- a/lib/queuehandler.php
+++ b/lib/queuehandler.php
@@ -19,14 +19,6 @@
if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
-require_once(INSTALLDIR.'/lib/daemon.php');
-require_once(INSTALLDIR.'/classes/Queue_item.php');
-require_once(INSTALLDIR.'/classes/Notice.php');
-
-define('CLAIM_TIMEOUT', 1200);
-define('QUEUE_HANDLER_MISS_IDLE', 10);
-define('QUEUE_HANDLER_HIT_IDLE', 0);
-
/**
* Base class for queue handlers.
*
@@ -36,24 +28,20 @@ define('QUEUE_HANDLER_HIT_IDLE', 0);
*
* Subclasses must override at least the following methods:
* - transport
- * - start
- * - finish
* - handle_notice
- *
- * Some subclasses will also want to override the idle handler:
- * - idle
*/
-class QueueHandler extends Daemon
+#class QueueHandler extends Daemon
+class QueueHandler
{
- function __construct($id=null, $daemonize=true)
- {
- parent::__construct($daemonize);
-
- if ($id) {
- $this->set_id($id);
- }
- }
+# function __construct($id=null, $daemonize=true)
+# {
+# parent::__construct($daemonize);
+#
+# if ($id) {
+# $this->set_id($id);
+# }
+# }
/**
* How many seconds a polling-based queue manager should wait between
@@ -61,22 +49,23 @@ class QueueHandler extends Daemon
*
* Defaults to 60 seconds; override to speed up or slow down.
*
+ * @fixme not really compatible with global queue manager
* @return int timeout in seconds
*/
- function timeout()
- {
- return 60;
- }
+# function timeout()
+# {
+# return 60;
+# }
- function class_name()
- {
- return ucfirst($this->transport()) . 'Handler';
- }
+# function class_name()
+# {
+# return ucfirst($this->transport()) . 'Handler';
+# }
- function name()
- {
- return strtolower($this->class_name().'.'.$this->get_id());
- }
+# function name()
+# {
+# return strtolower($this->class_name().'.'.$this->get_id());
+# }
/**
* Return transport keyword which identifies items this queue handler
@@ -93,30 +82,6 @@ class QueueHandler extends Daemon
}
/**
- * Initialization, run when the queue handler starts.
- * If this function indicates failure, the handler run will be aborted.
- *
- * @fixme run() will abort if this doesn't return true,
- * but some subclasses don't bother.
- * @return boolean true on success, false on failure
- */
- function start()
- {
- }
-
- /**
- * Cleanup, run when the queue handler ends.
- * If this function indicates failure, a warning will be logged.
- *
- * @fixme run() will throw warnings if this doesn't return true,
- * but many subclasses don't bother.
- * @return boolean true on success, false on failure
- */
- function finish()
- {
- }
-
- /**
* Here's the meat of your queue handler -- you're handed a Notice
* object, which you may do as you will with.
*
@@ -169,29 +134,10 @@ class QueueHandler extends Daemon
return true;
}
- /**
- * Called by QueueHandler after each handled item or empty polling cycle.
- * This is a good time to e.g. service your XMPP connection.
- *
- * Doesn't need to be overridden if there's no maintenance to do.
- *
- * @param int $timeout seconds to sleep if there's nothing to do
- */
- function idle($timeout=0)
- {
- if ($timeout > 0) {
- sleep($timeout);
- }
- }
function log($level, $msg)
{
common_log($level, $this->class_name() . ' ('. $this->get_id() .'): '.$msg);
}
-
- function getSockets()
- {
- return array();
- }
}
diff --git a/lib/queuemanager.php b/lib/queuemanager.php
index 43105b7a8..a98c0efff 100644
--- a/lib/queuemanager.php
+++ b/lib/queuemanager.php
@@ -2,7 +2,7 @@
/**
* StatusNet, the distributed open-source microblogging tool
*
- * Abstract class for queue managers
+ * Abstract class for i/o managers
*
* PHP version 5
*
@@ -23,16 +23,32 @@
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Sarven Capadisli <csarven@status.net>
- * @copyright 2009 StatusNet, Inc.
+ * @author Brion Vibber <brion@status.net>
+ * @copyright 2009-2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
-class QueueManager
+/**
+ * Completed child classes must implement the enqueue() method.
+ *
+ * For background processing, classes should implement either socket-based
+ * input (handleInput(), getSockets()) or idle-loop polling (idle()).
+ */
+abstract class QueueManager extends IoManager
{
static $qm = null;
- static function get()
+ /**
+ * Factory function to pull the appropriate QueueManager object
+ * for this site's configuration. It can then be used to queue
+ * events for later processing or to spawn a processing loop.
+ *
+ * Plugins can add to the built-in types by hooking StartNewQueueManager.
+ *
+ * @return QueueManager
+ */
+ public static function get()
{
if (empty(self::$qm)) {
@@ -62,13 +78,130 @@ class QueueManager
return self::$qm;
}
- function enqueue($object, $queue)
+ /**
+ * @fixme wouldn't necessarily work with other class types.
+ * Better to change the interface...?
+ */
+ public static function multiSite()
+ {
+ if (common_config('queue', 'subsystem') == 'stomp') {
+ return IoManager::INSTANCE_PER_PROCESS;
+ } else {
+ return IoManager::SINGLE_ONLY;
+ }
+ }
+
+ function __construct()
{
- throw ServerException("Unimplemented function 'enqueue' called");
+ $this->initialize();
}
- function service($queue, $handler)
+ /**
+ * Store an object (usually/always a Notice) into the given queue
+ * for later processing. No guarantee is made on when it will be
+ * processed; it could be immediately or at some unspecified point
+ * in the future.
+ *
+ * Must be implemented by any queue manager.
+ *
+ * @param Notice $object
+ * @param string $queue
+ */
+ abstract function enqueue($object, $queue);
+
+ /**
+ * Instantiate the appropriate QueueHandler class for the given queue.
+ *
+ * @param string $queue
+ * @return mixed QueueHandler or null
+ */
+ function getHandler($queue)
{
- throw ServerException("Unimplemented function 'service' called");
+ if (isset($this->handlers[$queue])) {
+ $class = $this->handlers[$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()
+ {
+ return array_keys($this->handlers);
+ }
+
+ /**
+ * Initialize the list of queue handlers
+ *
+ * @event StartInitializeQueueManager
+ * @event EndInitializeQueueManager
+ */
+ function initialize()
+ {
+ if (Event::handle('StartInitializeQueueManager', array($this))) {
+ $this->connect('plugin', 'PluginQueueHandler');
+ $this->connect('omb', 'OmbQueueHandler');
+ $this->connect('ping', 'PingQueueHandler');
+ if (common_config('sms', 'enabled')) {
+ $this->connect('sms', 'SmsQueueHandler');
+ }
+
+ // XMPP output handlers...
+ if (common_config('xmpp', 'enabled')) {
+ $this->connect('jabber', 'JabberQueueHandler');
+ $this->connect('public', 'PublicQueueHandler');
+
+ // @fixme this should move up a level or should get an actual queue
+ $this->connect('confirm', 'XmppConfirmHandler');
+ }
+
+ // For compat with old plugins not registering their own handlers.
+ $this->connect('plugin', 'PluginQueueHandler');
+ }
+ Event::handle('EndInitializeQueueManager', array($this));
+ }
+
+ /**
+ * Register a queue transport name and handler class for your plugin.
+ * Only registered transports will be reliably picked up!
+ *
+ * @param string $transport
+ * @param string $class
+ */
+ public function connect($transport, $class)
+ {
+ $this->handlers[$transport] = $class;
+ }
+
+ /**
+ * Send a statistic ping to the queue monitoring system,
+ * optionally with a per-queue id.
+ *
+ * @param string $key
+ * @param string $queue
+ */
+ function stats($key, $queue=false)
+ {
+ $owners = array();
+ if ($queue) {
+ $owners[] = "queue:$queue";
+ $owners[] = "site:" . common_config('site', 'server');
+ }
+ if (isset($this->master)) {
+ $this->master->stats($key, $owners);
+ } else {
+ $monitor = new QueueMonitor();
+ $monitor->stats($key, $owners);
+ }
}
}
diff --git a/lib/queuemonitor.php b/lib/queuemonitor.php
new file mode 100644
index 000000000..1c306a629
--- /dev/null
+++ b/lib/queuemonitor.php
@@ -0,0 +1,116 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Monitoring output helper for IoMaster and IoManager/QueueManager
+ *
+ * PHP version 5
+ *
+ * LICENCE: 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/>.
+ *
+ * @category QueueManager
+ * @package StatusNet
+ * @author Brion Vibber <brion@status.net>
+ * @copyright 2010 StatusNet, Inc.
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://status.net/
+ */
+
+class QueueMonitor
+{
+ protected $monSocket = null;
+
+ /**
+ * Increment monitoring statistics for a given counter, if configured.
+ * Only explicitly listed thread/site/queue owners will be incremented.
+ *
+ * @param string $key counter name
+ * @param array $owners list of owner keys like 'queue:jabber' or 'site:stat01'
+ */
+ public function stats($key, $owners=array())
+ {
+ $this->ping(array('counter' => $key,
+ 'owners' => $owners));
+ }
+
+ /**
+ * Send thread state update to the monitoring server, if configured.
+ *
+ * @param string $thread ID (eg 'generic.1')
+ * @param string $state ('init', 'queue', 'shutdown' etc)
+ * @param string $substate (optional, eg queue name 'omb' 'sms' etc)
+ */
+ public function logState($threadId, $state, $substate='')
+ {
+ $this->ping(array('thread_id' => $threadId,
+ 'state' => $state,
+ 'substate' => $substate,
+ 'ts' => microtime(true)));
+ }
+
+ /**
+ * General call to the monitoring server
+ */
+ protected function ping($data)
+ {
+ $target = common_config('queue', 'monitor');
+ if (empty($target)) {
+ return;
+ }
+
+ $data = $this->prepMonitorData($data);
+
+ if (substr($target, 0, 4) == 'udp:') {
+ $this->pingUdp($target, $data);
+ } else if (substr($target, 0, 5) == 'http:') {
+ $this->pingHttp($target, $data);
+ } else {
+ common_log(LOG_ERR, __METHOD__ . ' unknown monitor target type ' . $target);
+ }
+ }
+
+ protected function pingUdp($target, $data)
+ {
+ if (!$this->monSocket) {
+ $this->monSocket = stream_socket_client($target, $errno, $errstr);
+ }
+ if ($this->monSocket) {
+ $post = http_build_query($data, '', '&');
+ stream_socket_sendto($this->monSocket, $post);
+ } else {
+ common_log(LOG_ERR, __METHOD__ . " UDP logging fail: $errstr");
+ }
+ }
+
+ protected function pingHttp($target, $data)
+ {
+ $client = new HTTPClient();
+ $result = $client->post($target, array(), $data);
+
+ if (!$result->isOk()) {
+ common_log(LOG_ERR, __METHOD__ . ' HTTP ' . $result->getStatus() .
+ ': ' . $result->getBody());
+ }
+ }
+
+ protected function prepMonitorData($data)
+ {
+ #asort($data);
+ #$macdata = http_build_query($data, '', '&');
+ #$key = 'This is a nice old key';
+ #$data['hmac'] = hash_hmac('sha256', $macdata, $key);
+ return $data;
+ }
+
+}
diff --git a/lib/smsqueuehandler.php b/lib/smsqueuehandler.php
new file mode 100644
index 000000000..48a96409d
--- /dev/null
+++ b/lib/smsqueuehandler.php
@@ -0,0 +1,39 @@
+<?php
+/*
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, StatusNet, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+if (!defined('STATUSNET') && !defined('LACONICA')) {
+ exit(1);
+}
+
+/**
+ * Queue handler for pushing new notices to local subscribers using SMS.
+ */
+class SmsQueueHandler extends QueueHandler
+{
+ function transport()
+ {
+ return 'sms';
+ }
+
+ function handle_notice($notice)
+ {
+ require_once(INSTALLDIR.'/lib/mail.php');
+ return mail_broadcast_notice_sms($notice);
+ }
+}
diff --git a/lib/statusnet.php b/lib/statusnet.php
new file mode 100644
index 000000000..0c5807d7b
--- /dev/null
+++ b/lib/statusnet.php
@@ -0,0 +1,295 @@
+<?php
+/*
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2009, 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); }
+
+global $config, $_server, $_path;
+
+/**
+ * Global configuration setup and management.
+ */
+class StatusNet
+{
+ protected static $have_config;
+
+ /**
+ * Configure and instantiate a plugin into the current configuration.
+ * Class definitions will be loaded from standard paths if necessary.
+ * Note that initialization events won't be fired until later.
+ *
+ * @param string $name class name & plugin file/subdir name
+ * @param array $attrs key/value pairs of public attributes to set on plugin instance
+ *
+ * @throws ServerException if plugin can't be found
+ */
+ public static function addPlugin($name, $attrs = null)
+ {
+ $name = ucfirst($name);
+ $pluginclass = "{$name}Plugin";
+
+ if (!class_exists($pluginclass)) {
+
+ $files = array("local/plugins/{$pluginclass}.php",
+ "local/plugins/{$name}/{$pluginclass}.php",
+ "local/{$pluginclass}.php",
+ "local/{$name}/{$pluginclass}.php",
+ "plugins/{$pluginclass}.php",
+ "plugins/{$name}/{$pluginclass}.php");
+
+ foreach ($files as $file) {
+ $fullpath = INSTALLDIR.'/'.$file;
+ if (@file_exists($fullpath)) {
+ include_once($fullpath);
+ break;
+ }
+ }
+ if (!class_exists($pluginclass)) {
+ throw new ServerException(500, "Plugin $name not found.");
+ }
+ }
+
+ $inst = new $pluginclass();
+ if (!empty($attrs)) {
+ foreach ($attrs as $aname => $avalue) {
+ $inst->$aname = $avalue;
+ }
+ }
+ return true;
+ }
+
+ /**
+ * Initialize, or re-initialize, StatusNet global configuration
+ * and plugins.
+ *
+ * If switching site configurations during script execution, be
+ * careful when working with leftover objects -- global settings
+ * affect many things and they may not behave as you expected.
+ *
+ * @param $server optional web server hostname for picking config
+ * @param $path optional URL path for picking config
+ * @param $conffile optional configuration file path
+ *
+ * @throws NoConfigException if config file can't be found
+ */
+ public static function init($server=null, $path=null, $conffile=null)
+ {
+ StatusNet::initDefaults($server, $path);
+ StatusNet::loadConfigFile($conffile);
+
+ // Load settings from database; note we need autoload for this
+ Config::loadSettings();
+
+ self::initPlugins();
+ }
+
+ /**
+ * Fire initialization events for all instantiated plugins.
+ */
+ protected static function initPlugins()
+ {
+ // Load default plugins
+ foreach (common_config('plugins', 'default') as $name => $params) {
+ if (is_null($params)) {
+ addPlugin($name);
+ } else if (is_array($params)) {
+ if (count($params) == 0) {
+ addPlugin($name);
+ } else {
+ $keys = array_keys($params);
+ if (is_string($keys[0])) {
+ addPlugin($name, $params);
+ } else {
+ foreach ($params as $paramset) {
+ addPlugin($name, $paramset);
+ }
+ }
+ }
+ }
+ }
+
+ // XXX: if plugins should check the schema at runtime, do that here.
+ if (common_config('db', 'schemacheck') == 'runtime') {
+ Event::handle('CheckSchema');
+ }
+
+ // Give plugins a chance to initialize in a fully-prepared environment
+ Event::handle('InitializePlugin');
+ }
+
+ /**
+ * Quick-check if configuration has been established.
+ * Useful for functions which may get used partway through
+ * initialization to back off from fancier things.
+ *
+ * @return bool
+ */
+ public function haveConfig()
+ {
+ return self::$have_config;
+ }
+
+ /**
+ * Build default configuration array
+ * @return array
+ */
+ protected static function defaultConfig()
+ {
+ global $_server, $_path;
+ require(INSTALLDIR.'/lib/default.php');
+ return $default;
+ }
+
+ /**
+ * Establish default configuration based on given or default server and path
+ * Sets global $_server, $_path, and $config
+ */
+ protected static function initDefaults($server, $path)
+ {
+ global $_server, $_path, $config;
+
+ Event::clearHandlers();
+
+ // try to figure out where we are. $server and $path
+ // can be set by including module, else we guess based
+ // on HTTP info.
+
+ if (isset($server)) {
+ $_server = $server;
+ } else {
+ $_server = array_key_exists('SERVER_NAME', $_SERVER) ?
+ strtolower($_SERVER['SERVER_NAME']) :
+ null;
+ }
+
+ if (isset($path)) {
+ $_path = $path;
+ } else {
+ $_path = (array_key_exists('SERVER_NAME', $_SERVER) && array_key_exists('SCRIPT_NAME', $_SERVER)) ?
+ self::_sn_to_path($_SERVER['SCRIPT_NAME']) :
+ null;
+ }
+
+ // Set config values initially to default values
+ $default = self::defaultConfig();
+ $config = $default;
+
+ // default configuration, overwritten in config.php
+ // Keep DB_DataObject's db config synced to ours...
+
+ $config['db'] = &PEAR::getStaticProperty('DB_DataObject','options');
+
+ $config['db'] = $default['db'];
+
+ // Backward compatibility
+
+ $config['site']['design'] =& $config['design'];
+
+ if (function_exists('date_default_timezone_set')) {
+ /* Work internally in UTC */
+ date_default_timezone_set('UTC');
+ }
+ }
+
+ protected function _sn_to_path($sn)
+ {
+ $past_root = substr($sn, 1);
+ $last_slash = strrpos($past_root, '/');
+ if ($last_slash > 0) {
+ $p = substr($past_root, 0, $last_slash);
+ } else {
+ $p = '';
+ }
+ return $p;
+ }
+
+ /**
+ * Load the default or specified configuration file.
+ * Modifies global $config and may establish plugins.
+ *
+ * @throws NoConfigException
+ */
+ protected function loadConfigFile($conffile=null)
+ {
+ global $_server, $_path, $config;
+
+ // From most general to most specific:
+ // server-wide, then vhost-wide, then for a path,
+ // finally for a dir (usually only need one of the last two).
+
+ if (isset($conffile)) {
+ $config_files = array($conffile);
+ } else {
+ $config_files = array('/etc/statusnet/statusnet.php',
+ '/etc/statusnet/laconica.php',
+ '/etc/laconica/laconica.php',
+ '/etc/statusnet/'.$_server.'.php',
+ '/etc/laconica/'.$_server.'.php');
+
+ if (strlen($_path) > 0) {
+ $config_files[] = '/etc/statusnet/'.$_server.'_'.$_path.'.php';
+ $config_files[] = '/etc/laconica/'.$_server.'_'.$_path.'.php';
+ }
+
+ $config_files[] = INSTALLDIR.'/config.php';
+ }
+
+ self::$have_config = false;
+
+ foreach ($config_files as $_config_file) {
+ if (@file_exists($_config_file)) {
+ include($_config_file);
+ self::$have_config = true;
+ }
+ }
+
+ if (!self::$have_config) {
+ throw new NoConfigException("No configuration file found.",
+ $config_files);
+ }
+
+ // Fixup for statusnet.ini
+ $_db_name = substr($config['db']['database'], strrpos($config['db']['database'], '/') + 1);
+
+ if ($_db_name != 'statusnet' && !array_key_exists('ini_'.$_db_name, $config['db'])) {
+ $config['db']['ini_'.$_db_name] = INSTALLDIR.'/classes/statusnet.ini';
+ }
+
+ // Backwards compatibility
+
+ if (array_key_exists('memcached', $config)) {
+ if ($config['memcached']['enabled']) {
+ addPlugin('Memcache', array('servers' => $config['memcached']['server']));
+ }
+
+ if (!empty($config['memcached']['base'])) {
+ $config['cache']['base'] = $config['memcached']['base'];
+ }
+ }
+ }
+}
+
+class NoConfigException extends Exception
+{
+ public $config_files;
+
+ function __construct($msg, $config_files) {
+ parent::__construct($msg);
+ $this->config_files = $config_files;
+ }
+}
diff --git a/lib/stompqueuemanager.php b/lib/stompqueuemanager.php
index f059b42f0..3090e0bfb 100644
--- a/lib/stompqueuemanager.php
+++ b/lib/stompqueuemanager.php
@@ -30,46 +30,53 @@
require_once 'Stomp.php';
-class LiberalStomp extends Stomp
-{
- function getSocket()
- {
- return $this->_socket;
- }
-}
-class StompQueueManager
+class StompQueueManager extends QueueManager
{
var $server = null;
var $username = null;
var $password = null;
var $base = null;
var $con = null;
+
+ protected $master = null;
+ protected $sites = array();
function __construct()
{
+ parent::__construct();
$this->server = common_config('queue', 'stomp_server');
$this->username = common_config('queue', 'stomp_username');
$this->password = common_config('queue', 'stomp_password');
$this->base = common_config('queue', 'queue_basename');
}
- function _connect()
+ /**
+ * Tell the i/o master we only need a single instance to cover
+ * all sites running in this process.
+ */
+ public static function multiSite()
{
- if (empty($this->con)) {
- $this->_log(LOG_INFO, "Connecting to '$this->server' as '$this->username'...");
- $this->con = new LiberalStomp($this->server);
+ return IoManager::INSTANCE_PER_PROCESS;
+ }
- if ($this->con->connect($this->username, $this->password)) {
- $this->_log(LOG_INFO, "Connected.");
- } else {
- $this->_log(LOG_ERR, 'Failed to connect to queue server');
- throw new ServerException('Failed to connect to queue server');
- }
- }
+ /**
+ * Record each site we'll be handling input for in this process,
+ * so we can listen to the necessary queues for it.
+ *
+ * @fixme possibly actually do subscription here to save another
+ * loop over all sites later?
+ */
+ public function addSite($server)
+ {
+ $this->sites[] = $server;
}
- function enqueue($object, $queue)
+ /**
+ * Saves a notice object reference into the queue item table.
+ * @return boolean true on success
+ */
+ public function enqueue($object, $queue)
{
$notice = $object;
@@ -77,7 +84,7 @@ class StompQueueManager
// XXX: serialize and send entire notice
- $result = $this->con->send($this->_queueName($queue),
+ $result = $this->con->send($this->queueName($queue),
$notice->id, // BODY of the message
array ('created' => $notice->created));
@@ -88,78 +95,212 @@ class StompQueueManager
common_log(LOG_DEBUG, 'complete remote queueing notice ID = '
. $notice->id . ' for ' . $queue);
+ $this->stats('enqueued', $queue);
}
- function service($queue, $handler)
+ /**
+ * Send any sockets we're listening on to the IO manager
+ * to wait for input.
+ *
+ * @return array of resources
+ */
+ public function getSockets()
{
- $result = null;
-
- $this->_connect();
+ return array($this->con->getSocket());
+ }
- $this->con->setReadTimeout($handler->timeout());
+ /**
+ * We've got input to handle on our socket!
+ * Read any waiting Stomp frame(s) and process them.
+ *
+ * @param resource $socket
+ * @return boolean ok on success
+ */
+ public function handleInput($socket)
+ {
+ assert($socket === $this->con->getSocket());
+ $ok = true;
+ $frames = $this->con->readFrames();
+ foreach ($frames as $frame) {
+ $ok = $ok && $this->_handleNotice($frame);
+ }
+ return $ok;
+ }
- $this->con->subscribe($this->_queueName($queue));
+ /**
+ * Initialize our connection and subscribe to all the queues
+ * we're going to need to handle...
+ *
+ * Side effects: in multi-site mode, may reset site configuration.
+ *
+ * @param IoMaster $master process/event controller
+ * @return bool return false on failure
+ */
+ public function start($master)
+ {
+ parent::start($master);
+ if ($this->sites) {
+ foreach ($this->sites as $server) {
+ StatusNet::init($server);
+ $this->doSubscribe();
+ }
+ } else {
+ $this->doSubscribe();
+ }
+ return true;
+ }
+
+ /**
+ * Subscribe to all the queues we're going to need to handle...
+ *
+ * Side effects: in multi-site mode, may reset site configuration.
+ *
+ * @return bool return false on failure
+ */
+ public function finish()
+ {
+ if ($this->sites) {
+ foreach ($this->sites as $server) {
+ StatusNet::init($server);
+ $this->doUnsubscribe();
+ }
+ } else {
+ $this->doUnsubscribe();
+ }
+ return true;
+ }
+
+ /**
+ * Lazy open connection to Stomp queue server.
+ */
+ protected function _connect()
+ {
+ if (empty($this->con)) {
+ $this->_log(LOG_INFO, "Connecting to '$this->server' as '$this->username'...");
+ $this->con = new LiberalStomp($this->server);
- while (true) {
+ if ($this->con->connect($this->username, $this->password)) {
+ $this->_log(LOG_INFO, "Connected.");
+ } else {
+ $this->_log(LOG_ERR, 'Failed to connect to queue server');
+ throw new ServerException('Failed to connect to queue server');
+ }
+ }
+ }
- // Wait for something on one of our sockets
+ /**
+ * Subscribe to all enabled notice queues for the current site.
+ */
+ protected function doSubscribe()
+ {
+ $this->_connect();
+ foreach ($this->getQueues() as $queue) {
+ $rawqueue = $this->queueName($queue);
+ $this->_log(LOG_INFO, "Subscribing to $rawqueue");
+ $this->con->subscribe($rawqueue);
+ }
+ }
+
+ /**
+ * Subscribe from all enabled notice queues for the current site.
+ */
+ protected function doUnsubscribe()
+ {
+ $this->_connect();
+ foreach ($this->getQueues() as $queue) {
+ $this->con->unsubscribe($this->queueName($queue));
+ }
+ }
- $stompsock = $this->con->getSocket();
+ /**
+ * Handle and acknowledge a notice event that's come in through a queue.
+ *
+ * If the queue handler reports failure, the message is requeued for later.
+ * Missing notices or handler classes will drop the message.
+ *
+ * Side effects: in multi-site mode, may reset site configuration to
+ * match the site that queued the event.
+ *
+ * @param StompFrame $frame
+ * @return bool
+ */
+ protected function _handleNotice($frame)
+ {
+ list($site, $queue) = $this->parseDestination($frame->headers['destination']);
+ if ($site != common_config('site', 'server')) {
+ $this->stats('switch');
+ StatusNet::init($site);
+ }
- $handsocks = $handler->getSockets();
+ $id = intval($frame->body);
+ $info = "notice $id posted at {$frame->headers['created']} in queue $queue";
- $socks = array_merge(array($stompsock), $handsocks);
+ $notice = Notice::staticGet('id', $id);
+ if (empty($notice)) {
+ $this->_log(LOG_WARNING, "Skipping missing $info");
+ $this->con->ack($frame);
+ $this->stats('badnotice', $queue);
+ return false;
+ }
- $read = $socks;
- $write = array();
- $except = array();
+ $handler = $this->getHandler($queue);
+ if (!$handler) {
+ $this->_log(LOG_ERROR, "Missing handler class; skipping $info");
+ $this->con->ack($frame);
+ $this->stats('badhandler', $queue);
+ return false;
+ }
- $ready = stream_select($read, $write, $except, $handler->timeout(), 0);
+ $ok = $handler->handle_notice($notice);
- if ($ready === false) {
- $this->_log(LOG_ERR, "Error selecting on sockets");
- } else if ($ready > 0) {
- if (in_array($stompsock, $read)) {
- $this->_handleNotice($queue, $handler);
- }
- $handler->idle(QUEUE_HANDLER_HIT_IDLE);
- }
+ if (!$ok) {
+ $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...
+ $this->con->ack($frame);
+ $this->enqueue($notice, $queue);
+ $this->stats('requeued', $queue);
+ return false;
}
- $this->con->unsubscribe($this->_queueName($queue));
+ $this->_log(LOG_INFO, "Successfully handled $info");
+ $this->con->ack($frame);
+ $this->stats('handled', $queue);
+ return true;
}
- function _handleNotice($queue, $handler)
+ /**
+ * Combines the queue_basename from configuration with the
+ * site server name and queue name to give eg:
+ *
+ * /queue/statusnet/identi.ca/sms
+ *
+ * @param string $queue
+ * @return string
+ */
+ protected function queueName($queue)
{
- $frame = $this->con->readFrame();
-
- if (!empty($frame)) {
- $notice = Notice::staticGet('id', $frame->body);
-
- if (empty($notice)) {
- $this->_log(LOG_WARNING, 'Got ID '. $frame->body .' for non-existent notice in queue '. $queue);
- $this->con->ack($frame);
- } else {
- if ($handler->handle_notice($notice)) {
- $this->_log(LOG_INFO, 'Successfully handled notice '. $notice->id .' posted at ' . $frame->headers['created'] . ' in queue '. $queue);
- $this->con->ack($frame);
- } else {
- $this->_log(LOG_WARNING, 'Failed handling notice '. $notice->id .' posted at ' . $frame->headers['created'] . ' in queue '. $queue);
- // FIXME we probably shouldn't have to do
- // this kind of queue management ourselves
- $this->con->ack($frame);
- $this->enqueue($notice, $queue);
- }
- unset($notice);
- }
-
- unset($frame);
- }
+ return common_config('queue', 'queue_basename') .
+ common_config('site', 'server') . '/' . $queue;
}
- function _queueName($queue)
+ /**
+ * Returns the site and queue name from the server-side queue.
+ *
+ * @param string queue destination (eg '/queue/statusnet/identi.ca/sms')
+ * @return array of site and queue: ('identi.ca','sms') or false if unrecognized
+ */
+ protected function parseDestination($dest)
{
- return common_config('queue', 'queue_basename') . $queue;
+ $prefix = common_config('queue', 'queue_basename');
+ if (substr($dest, 0, strlen($prefix)) == $prefix) {
+ $rest = substr($dest, strlen($prefix));
+ return explode("/", $rest, 2);
+ } else {
+ common_log(LOG_ERR, "Got a message from unrecognized stomp queue: $dest");
+ return array(false, false);
+ }
}
function _log($level, $msg)
@@ -167,3 +308,4 @@ class StompQueueManager
common_log($level, 'StompQueueManager: '.$msg);
}
}
+
diff --git a/lib/unqueuemanager.php b/lib/unqueuemanager.php
index 72dbc4eed..5595eac05 100644
--- a/lib/unqueuemanager.php
+++ b/lib/unqueuemanager.php
@@ -23,57 +23,35 @@
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Sarven Capadisli <csarven@status.net>
+ * @author Brion Vibber <brion@status.net>
* @copyright 2009 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
-class UnQueueManager
+class UnQueueManager extends QueueManager
{
+
+ /**
+ * Dummy queue storage manager: instead of saving events for later,
+ * we just process them immediately. This is only suitable for events
+ * that can be processed quickly and don't need polling or long-running
+ * connections to another server such as XMPP.
+ *
+ * @param Notice $object
+ * @param string $queue
+ */
function enqueue($object, $queue)
{
$notice = $object;
-
- switch ($queue)
- {
- case 'omb':
- if ($this->_isLocal($notice)) {
- require_once(INSTALLDIR.'/lib/omb.php');
- omb_broadcast_notice($notice);
- }
- break;
- case 'public':
- if ($this->_isLocal($notice)) {
- require_once(INSTALLDIR.'/lib/jabber.php');
- jabber_public_notice($notice);
- }
- break;
- case 'ping':
- if ($this->_isLocal($notice)) {
- require_once INSTALLDIR . '/lib/ping.php';
- return ping_broadcast_notice($notice);
- }
- case 'sms':
- require_once(INSTALLDIR.'/lib/mail.php');
- mail_broadcast_notice_sms($notice);
- break;
- case 'jabber':
- require_once(INSTALLDIR.'/lib/jabber.php');
- jabber_broadcast_notice($notice);
- break;
- case 'plugin':
- Event::handle('HandleQueuedNotice', array(&$notice));
- break;
- default:
+
+ $handler = $this->getHandler($queue);
+ if ($handler) {
+ $handler->handle_notice($notice);
+ } else {
if (Event::handle('UnqueueHandleNotice', array(&$notice, $queue))) {
throw new ServerException("UnQueueManager: Unknown queue: $queue");
}
}
}
-
- function _isLocal($notice)
- {
- return ($notice->is_local == Notice::LOCAL_PUBLIC ||
- $notice->is_local == Notice::LOCAL_NONPUBLIC);
- }
-} \ No newline at end of file
+}
diff --git a/lib/util.php b/lib/util.php
index 3e52f5db1..df6bee4d4 100644
--- a/lib/util.php
+++ b/lib/util.php
@@ -1137,8 +1137,9 @@ function common_log_line($priority, $msg)
function common_request_id()
{
$pid = getmypid();
+ $server = common_config('site', 'server');
if (php_sapi_name() == 'cli') {
- return $pid;
+ return "$server:$pid";
} else {
static $req_id = null;
if (!isset($req_id)) {
@@ -1148,7 +1149,7 @@ function common_request_id()
$url = $_SERVER['REQUEST_URI'];
}
$method = $_SERVER['REQUEST_METHOD'];
- return "$pid.$req_id $method $url";
+ return "$server:$pid.$req_id $method $url";
}
}
diff --git a/lib/xmppconfirmmanager.php b/lib/xmppconfirmmanager.php
new file mode 100644
index 000000000..ee4e294fd
--- /dev/null
+++ b/lib/xmppconfirmmanager.php
@@ -0,0 +1,168 @@
+<?php
+/*
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2008-2010 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);
+}
+
+/**
+ * Event handler for pushing new confirmations to Jabber users.
+ * @fixme recommend redoing this on a queue-trigger model
+ * @fixme expiration of old items got dropped in the past, put it back?
+ */
+class XmppConfirmManager extends IoManager
+{
+
+ /**
+ * @return mixed XmppConfirmManager, or false if unneeded
+ */
+ public static function get()
+ {
+ if (common_config('xmpp', 'enabled')) {
+ $site = common_config('site', 'server');
+ return new XmppConfirmManager();
+ } else {
+ return false;
+ }
+ }
+
+ /**
+ * Tell the i/o master we need one instance for each supporting site
+ * being handled in this process.
+ */
+ public static function multiSite()
+ {
+ return IoManager::INSTANCE_PER_SITE;
+ }
+
+ function __construct()
+ {
+ $this->site = common_config('site', 'server');
+ }
+
+ /**
+ * 10 seconds? Really? That seems a bit frequent.
+ */
+ function pollInterval()
+ {
+ return 10;
+ }
+
+ /**
+ * Ping!
+ * @return boolean true if we found something
+ */
+ function poll()
+ {
+ $this->switchSite();
+ $confirm = $this->next_confirm();
+ if ($confirm) {
+ $this->handle_confirm($confirm);
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ protected function handle_confirm($confirm)
+ {
+ require_once INSTALLDIR . '/lib/jabber.php';
+
+ common_log(LOG_INFO, 'Sending confirmation for ' . $confirm->address);
+ $user = User::staticGet($confirm->user_id);
+ if (!$user) {
+ common_log(LOG_WARNING, 'Confirmation for unknown user ' . $confirm->user_id);
+ return;
+ }
+ $success = jabber_confirm_address($confirm->code,
+ $user->nickname,
+ $confirm->address);
+ if (!$success) {
+ common_log(LOG_ERR, 'Confirmation failed for ' . $confirm->address);
+ # Just let the claim age out; hopefully things work then
+ return;
+ } else {
+ common_log(LOG_INFO, 'Confirmation sent for ' . $confirm->address);
+ # Mark confirmation sent; need a dupe so we don't have the WHERE clause
+ $dupe = Confirm_address::staticGet('code', $confirm->code);
+ if (!$dupe) {
+ common_log(LOG_WARNING, 'Could not refetch confirm', __FILE__);
+ return;
+ }
+ $orig = clone($dupe);
+ $dupe->sent = $dupe->claimed;
+ $result = $dupe->update($orig);
+ if (!$result) {
+ common_log_db_error($dupe, 'UPDATE', __FILE__);
+ # Just let the claim age out; hopefully things work then
+ return;
+ }
+ }
+ return true;
+ }
+
+ protected function next_confirm()
+ {
+ $confirm = new Confirm_address();
+ $confirm->whereAdd('claimed IS null');
+ $confirm->whereAdd('sent IS null');
+ # XXX: eventually we could do other confirmations in the queue, too
+ $confirm->address_type = 'jabber';
+ $confirm->orderBy('modified DESC');
+ $confirm->limit(1);
+ if ($confirm->find(true)) {
+ common_log(LOG_INFO, 'Claiming confirmation for ' . $confirm->address);
+ # working around some weird DB_DataObject behaviour
+ $confirm->whereAdd(''); # clears where stuff
+ $original = clone($confirm);
+ $confirm->claimed = common_sql_now();
+ $result = $confirm->update($original);
+ if ($result) {
+ common_log(LOG_INFO, 'Succeeded in claim! '. $result);
+ return $confirm;
+ } else {
+ common_log(LOG_INFO, 'Failed in claim!');
+ return false;
+ }
+ }
+ return null;
+ }
+
+ protected function clear_old_confirm_claims()
+ {
+ $confirm = new Confirm();
+ $confirm->claimed = null;
+ $confirm->whereAdd('now() - claimed > '.CLAIM_TIMEOUT);
+ $confirm->update(DB_DATAOBJECT_WHEREADD_ONLY);
+ $confirm->free();
+ unset($confirm);
+ }
+
+ /**
+ * Make sure we're on the right site configuration
+ */
+ protected function switchSite()
+ {
+ if ($this->site != common_config('site', 'server')) {
+ common_log(LOG_DEBUG, __METHOD__ . ": switching to site $this->site");
+ $this->stats('switch');
+ StatusNet::init($this->site);
+ }
+ }
+}
diff --git a/lib/xmppmanager.php b/lib/xmppmanager.php
new file mode 100644
index 000000000..9662e97d1
--- /dev/null
+++ b/lib/xmppmanager.php
@@ -0,0 +1,273 @@
+<?php
+/*
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, 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); }
+
+/**
+ * XMPP background connection manager for XMPP-using queue handlers,
+ * allowing them to send outgoing messages on the right connection.
+ *
+ * Input is handled during socket select loop, keepalive pings during idle.
+ * Any incoming messages will be forwarded to the main XmppDaemon process,
+ * which handles direct user interaction.
+ *
+ * In a multi-site queuedaemon.php run, one connection will be instantiated
+ * for each site being handled by the current process that has XMPP enabled.
+ */
+
+class XmppManager extends IoManager
+{
+ protected $site = null;
+ protected $pingid = 0;
+ protected $lastping = null;
+
+ static protected $singletons = array();
+
+ const PING_INTERVAL = 120;
+
+ /**
+ * Fetch the singleton XmppManager for the current site.
+ * @return mixed XmppManager, or false if unneeded
+ */
+ public static function get()
+ {
+ if (common_config('xmpp', 'enabled')) {
+ $site = common_config('site', 'server');
+ if (empty(self::$singletons[$site])) {
+ self::$singletons[$site] = new XmppManager();
+ }
+ return self::$singletons[$site];
+ } else {
+ return false;
+ }
+ }
+
+ /**
+ * Tell the i/o master we need one instance for each supporting site
+ * being handled in this process.
+ */
+ public static function multiSite()
+ {
+ return IoManager::INSTANCE_PER_SITE;
+ }
+
+ function __construct()
+ {
+ $this->site = common_config('site', 'server');
+ }
+
+ /**
+ * Initialize connection to server.
+ * @return boolean true on success
+ */
+ public function start($master)
+ {
+ parent::start($master);
+ $this->switchSite();
+
+ require_once "lib/jabber.php";
+
+ # Low priority; we don't want to receive messages
+
+ common_log(LOG_INFO, "INITIALIZE");
+ $this->conn = jabber_connect($this->resource());
+
+ if (empty($this->conn)) {
+ common_log(LOG_ERR, "Couldn't connect to server.");
+ return false;
+ }
+
+ $this->conn->addEventHandler('message', 'forward_message', $this);
+ $this->conn->addEventHandler('reconnect', 'handle_reconnect', $this);
+ $this->conn->setReconnectTimeout(600);
+ jabber_send_presence("Send me a message to post a notice", 'available', null, 'available', -1);
+
+ return !is_null($this->conn);
+ }
+
+ /**
+ * Message pump is triggered on socket input, so we only need an idle()
+ * call often enough to trigger our outgoing pings.
+ */
+ function timeout()
+ {
+ return self::PING_INTERVAL;
+ }
+
+ /**
+ * Lists the XMPP connection socket to allow i/o master to wake
+ * when input comes in here as well as from the queue source.
+ *
+ * @return array of resources
+ */
+ public function getSockets()
+ {
+ return array($this->conn->getSocket());
+ }
+
+ /**
+ * Process XMPP events that have come in over the wire.
+ * Side effects: may switch site configuration
+ * @fixme may kill process on XMPP error
+ * @param resource $socket
+ */
+ public function handleInput($socket)
+ {
+ $this->switchSite();
+
+ # Process the queue for as long as needed
+ try {
+ if ($this->conn) {
+ assert($socket === $this->conn->getSocket());
+
+ common_log(LOG_DEBUG, "Servicing the XMPP queue.");
+ $this->stats('xmpp_process');
+ $this->conn->processTime(0);
+ }
+ } catch (XMPPHP_Exception $e) {
+ common_log(LOG_ERR, "Got an XMPPHP_Exception: " . $e->getMessage());
+ die($e->getMessage());
+ }
+ }
+
+ /**
+ * Idle processing for io manager's execution loop.
+ * Send keepalive pings to server.
+ *
+ * Side effect: kills process on exception from XMPP library.
+ *
+ * @fixme non-dying error handling
+ */
+ public function idle($timeout=0)
+ {
+ if ($this->conn) {
+ $now = time();
+ if (empty($this->lastping) || $now - $this->lastping > self::PING_INTERVAL) {
+ $this->switchSite();
+ try {
+ $this->sendPing();
+ $this->lastping = $now;
+ } catch (XMPPHP_Exception $e) {
+ common_log(LOG_ERR, "Got an XMPPHP_Exception: " . $e->getMessage());
+ die($e->getMessage());
+ }
+ }
+ }
+ }
+
+ /**
+ * Send a keepalive ping to the XMPP server.
+ */
+ protected function sendPing()
+ {
+ $jid = jabber_daemon_address().'/'.$this->resource();
+ $server = common_config('xmpp', 'server');
+
+ if (!isset($this->pingid)) {
+ $this->pingid = 0;
+ } else {
+ $this->pingid++;
+ }
+
+ common_log(LOG_DEBUG, "Sending ping #{$this->pingid}");
+
+ $this->conn->send("<iq from='{$jid}' to='{$server}' id='ping_{$this->pingid}' type='get'><ping xmlns='urn:xmpp:ping'/></iq>");
+ }
+
+ /**
+ * Callback for Jabber reconnect event
+ * @param $pl
+ */
+ function handle_reconnect(&$pl)
+ {
+ common_log(LOG_NOTICE, 'XMPP reconnected');
+
+ $this->conn->processUntil('session_start');
+ $this->conn->presence(null, 'available', null, 'available', -1);
+ }
+
+ /**
+ * Callback for Jabber message event.
+ *
+ * This connection handles output; if we get a message straight to us,
+ * forward it on to our XmppDaemon listener for processing.
+ *
+ * @param $pl
+ */
+ function forward_message(&$pl)
+ {
+ if ($pl['type'] != 'chat') {
+ common_log(LOG_DEBUG, 'Ignoring message of type ' . $pl['type'] . ' from ' . $pl['from']);
+ return;
+ }
+ $listener = $this->listener();
+ if (strtolower($listener) == strtolower($pl['from'])) {
+ common_log(LOG_WARNING, 'Ignoring loop message.');
+ return;
+ }
+ common_log(LOG_INFO, 'Forwarding message from ' . $pl['from'] . ' to ' . $listener);
+ $this->conn->message($this->listener(), $pl['body'], 'chat', null, $this->ofrom($pl['from']));
+ }
+
+ /**
+ * Build an <addresses> block with an ofrom entry for forwarded messages
+ *
+ * @param string $from Jabber ID of original sender
+ * @return string XML fragment
+ */
+ protected function ofrom($from)
+ {
+ $address = "<addresses xmlns='http://jabber.org/protocol/address'>\n";
+ $address .= "<address type='ofrom' jid='$from' />\n";
+ $address .= "</addresses>\n";
+ return $address;
+ }
+
+ /**
+ * Build the complete JID of the XmppDaemon process which
+ * handles primary XMPP input for this site.
+ *
+ * @return string Jabber ID
+ */
+ protected function listener()
+ {
+ if (common_config('xmpp', 'listener')) {
+ return common_config('xmpp', 'listener');
+ } else {
+ return jabber_daemon_address() . '/' . common_config('xmpp','resource') . 'daemon';
+ }
+ }
+
+ protected function resource()
+ {
+ return 'queue' . posix_getpid(); // @fixme PIDs won't be host-unique
+ }
+
+ /**
+ * Make sure we're on the right site configuration
+ */
+ protected function switchSite()
+ {
+ if ($this->site != common_config('site', 'server')) {
+ common_log(LOG_DEBUG, __METHOD__ . ": switching to site $this->site");
+ $this->stats('switch');
+ StatusNet::init($this->site);
+ }
+ }
+}
diff --git a/lib/xmppqueuehandler.php b/lib/xmppqueuehandler.php
deleted file mode 100644
index f28fc9088..000000000
--- a/lib/xmppqueuehandler.php
+++ /dev/null
@@ -1,142 +0,0 @@
-<?php
-/*
- * StatusNet - the distributed open-source microblogging tool
- * Copyright (C) 2008, 2009, 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); }
-
-require_once(INSTALLDIR.'/lib/queuehandler.php');
-
-define('PING_INTERVAL', 120);
-
-/**
- * Common superclass for all XMPP-using queue handlers. They all need to
- * service their message queues on idle, and forward any incoming messages
- * to the XMPP listener connection. So, we abstract out common code to a
- * superclass.
- */
-
-class XmppQueueHandler extends QueueHandler
-{
- var $pingid = 0;
- var $lastping = null;
-
- function start()
- {
- # Low priority; we don't want to receive messages
-
- $this->log(LOG_INFO, "INITIALIZE");
- $this->conn = jabber_connect($this->_id.$this->transport());
-
- if (empty($this->conn)) {
- $this->log(LOG_ERR, "Couldn't connect to server.");
- return false;
- }
-
- $this->conn->addEventHandler('message', 'forward_message', $this);
- $this->conn->addEventHandler('reconnect', 'handle_reconnect', $this);
- $this->conn->setReconnectTimeout(600);
- jabber_send_presence("Send me a message to post a notice", 'available', null, 'available', -1);
-
- return !is_null($this->conn);
- }
-
- function timeout()
- {
- return 10;
- }
-
- function handle_reconnect(&$pl)
- {
- $this->log(LOG_NOTICE, 'reconnected');
-
- $this->conn->processUntil('session_start');
- $this->conn->presence(null, 'available', null, 'available', -1);
- }
-
- function idle($timeout=0)
- {
- # Process the queue for as long as needed
- try {
- if ($this->conn) {
- $this->log(LOG_DEBUG, "Servicing the XMPP queue.");
- $this->conn->processTime($timeout);
- $now = time();
- if (empty($this->lastping) || $now - $this->lastping > PING_INTERVAL) {
- $this->sendPing();
- $this->lastping = $now;
- }
- }
- } catch (XMPPHP_Exception $e) {
- $this->log(LOG_ERR, "Got an XMPPHP_Exception: " . $e->getMessage());
- die($e->getMessage());
- }
- }
-
- function sendPing()
- {
- $jid = jabber_daemon_address().'/'.$this->_id.$this->transport();
- $server = common_config('xmpp', 'server');
-
- if (!isset($this->pingid)) {
- $this->pingid = 0;
- } else {
- $this->pingid++;
- }
-
- $this->log(LOG_DEBUG, "Sending ping #{$this->pingid}");
-
- $this->conn->send("<iq from='{$jid}' to='{$server}' id='ping_{$this->pingid}' type='get'><ping xmlns='urn:xmpp:ping'/></iq>");
- }
-
- function forward_message(&$pl)
- {
- if ($pl['type'] != 'chat') {
- $this->log(LOG_DEBUG, 'Ignoring message of type ' . $pl['type'] . ' from ' . $pl['from']);
- return;
- }
- $listener = $this->listener();
- if (strtolower($listener) == strtolower($pl['from'])) {
- $this->log(LOG_WARNING, 'Ignoring loop message.');
- return;
- }
- $this->log(LOG_INFO, 'Forwarding message from ' . $pl['from'] . ' to ' . $listener);
- $this->conn->message($this->listener(), $pl['body'], 'chat', null, $this->ofrom($pl['from']));
- }
-
- function ofrom($from)
- {
- $address = "<addresses xmlns='http://jabber.org/protocol/address'>\n";
- $address .= "<address type='ofrom' jid='$from' />\n";
- $address .= "</addresses>\n";
- return $address;
- }
-
- function listener()
- {
- if (common_config('xmpp', 'listener')) {
- return common_config('xmpp', 'listener');
- } else {
- return jabber_daemon_address() . '/' . common_config('xmpp','resource') . 'daemon';
- }
- }
-
- function getSockets()
- {
- return array($this->conn->getSocket());
- }
-}