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-rw-r--r--lib/stompqueuemanager.php119
1 files changed, 62 insertions, 57 deletions
diff --git a/lib/stompqueuemanager.php b/lib/stompqueuemanager.php
index bfeeb23b7..9af8b2f48 100644
--- a/lib/stompqueuemanager.php
+++ b/lib/stompqueuemanager.php
@@ -63,7 +63,7 @@ class StompQueueManager extends QueueManager
$this->password = common_config('queue', 'stomp_password');
$this->base = common_config('queue', 'queue_basename');
$this->control = common_config('queue', 'control_channel');
- $this->subscriptions = array($this->control => $this->control);
+ $this->breakout = common_config('queue', 'breakout');
}
/**
@@ -76,28 +76,6 @@ class StompQueueManager extends QueueManager
}
/**
- * Record queue subscriptions we'll need to handle the current site.
- */
- public function addSite()
- {
- $this->sites[] = StatusNet::currentSite();
-
- // Set up handlers active for this site...
- $this->initialize();
-
- foreach ($this->activeGroups as $group) {
- if (isset($this->groups[$group])) {
- // Actual queues may be broken out or consolidated...
- // Subscribe to all the target queues we'll need.
- foreach ($this->groups[$group] as $transport => $class) {
- $target = $this->queueName($transport);
- $this->subscriptions[$target] = $target;
- }
- }
- }
- }
-
- /**
* Optional; ping any running queue handler daemons with a notification
* such as announcing a new site to handle or requesting clean shutdown.
* This avoids having to restart all the daemons manually to update configs
@@ -166,14 +144,15 @@ class StompQueueManager extends QueueManager
$con = $this->cons[$idx];
$host = $con->getServer();
- $result = $con->send($this->queueName($queue), $msg, $props);
+ $target = $this->queueName($queue);
+ $result = $con->send($target, $msg, $props);
if (!$result) {
- $this->_log(LOG_ERR, "Error sending $rep to $queue queue on $host");
+ $this->_log(LOG_ERR, "Error sending $rep to $queue queue on $host $target");
return false;
}
- $this->_log(LOG_DEBUG, "complete remote queueing $rep for $queue on $host");
+ $this->_log(LOG_DEBUG, "complete remote queueing $rep for $queue on $host $target");
$this->stats('enqueued', $queue);
return true;
}
@@ -432,11 +411,42 @@ class StompQueueManager extends QueueManager
protected function doSubscribe(LiberalStomp $con)
{
$host = $con->getServer();
- foreach ($this->subscriptions as $queue) {
- $this->_log(LOG_INFO, "Subscribing to $queue on $host");
- $con->subscribe($queue);
+ foreach ($this->subscriptions() as $sub) {
+ $this->_log(LOG_INFO, "Subscribing to $sub on $host");
+ $con->subscribe($sub);
}
}
+
+ /**
+ * Grab a full list of stomp-side queue subscriptions.
+ * Will include:
+ * - control broadcast channel
+ * - shared group queues for active groups
+ * - per-handler and per-site breakouts from $config['queue']['breakout']
+ * that are rooted in the active groups.
+ *
+ * @return array of strings
+ */
+ protected function subscriptions()
+ {
+ $subs = array();
+ $subs[] = $this->control;
+
+ foreach ($this->activeGroups as $group) {
+ $subs[] = $this->base . $group;
+ }
+
+ foreach ($this->breakout as $spec) {
+ $parts = explode('/', $spec);
+ if (count($parts) < 2 || count($parts) > 3) {
+ common_log(LOG_ERR, "Bad queue breakout specifier $spec");
+ }
+ if (in_array($parts[0], $this->activeGroups)) {
+ $subs[] = $this->base . $spec;
+ }
+ }
+ return array_unique($subs);
+ }
/**
* Handle and acknowledge an event that's come in through a queue.
@@ -612,32 +622,26 @@ class StompQueueManager extends QueueManager
}
/**
- * Set us up with queue subscriptions for a new site added at runtime,
+ * (Re)load runtime configuration for a given site by nickname,
* triggered by a broadcast to the 'statusnet-control' topic.
*
+ * Configuration changes in database should update, but config
+ * files might not.
+ *
* @param array $frame Stomp frame
* @return bool true to continue; false to stop further processing.
*/
protected function updateSiteConfig($nickname)
{
- if (empty($this->sites)) {
- if ($nickname == common_config('site', 'nickname')) {
- StatusNet::init(common_config('site', 'server'));
- } else {
- $this->_log(LOG_INFO, "Ignoring update ping for other site $nickname");
+ $sn = Status_network::staticGet($nickname);
+ if ($sn) {
+ $this->switchSite($nickname);
+ if (!in_array($nickname, $this->sites)) {
+ $this->addSite();
}
+ $this->stats('siteupdate');
} else {
- $sn = Status_network::staticGet($nickname);
- if ($sn) {
- $this->switchSite($nickname);
- if (!in_array($nickname, $this->sites)) {
- $this->addSite();
- }
- // @fixme update subscriptions, if applicable
- $this->stats('siteupdate');
- } else {
- $this->_log(LOG_ERR, "Ignoring ping for unrecognized new site $nickname");
- }
+ $this->_log(LOG_ERR, "Ignoring ping for unrecognized new site $nickname");
}
}
@@ -646,24 +650,25 @@ class StompQueueManager extends QueueManager
* group name for this queue to give eg:
*
* /queue/statusnet/main
+ * /queue/statusnet/main/distrib
+ * /queue/statusnet/xmpp/xmppout/site01
*
* @param string $queue
* @return string
*/
protected function queueName($queue)
{
- $base = common_config('queue', 'queue_basename');
$group = $this->queueGroup($queue);
- $breakout = $this->breakoutMode($queue);
- if ($breakout == 'shared') {
- return $base . "$group";
- } else if ($breakout == 'handler') {
- return $base . "$group/$queue";
- } else if ($breakout == 'site') {
- $site = StatusNet::currentSite();
- return $base . "$group/$queue/$site";
- }
- throw Exception("Unrecognized queue breakout mode '$breakout' for '$queue'");
+ $site = StatusNet::currentSite();
+
+ $specs = array("$group/$queue/$site",
+ "$group/$queue");
+ foreach ($specs as $spec) {
+ if (in_array($spec, $this->breakout)) {
+ return $this->base . $spec;
+ }
+ }
+ return $this->base . $group;
}
/**