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Offload inbox updates to a queue handler to speed up posting online

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Moved much of the writing that happens when posting a notice to a new
queuehandler, distribqueuehandler. This updates tags, groups, replies
and inboxes at queue time (or at Web time, if queues are disabled).

To make this work well, I had to break up the monolithic
Notice::blowCaches() and make cache blowing happen closer to where
data is updated.

Squashed commit of the following:

commit 5257626c62750ac4ac1db0ce2b71410c5711cfa3
Author: Evan Prodromou <evan@status.net>
Date:   Mon Jan 25 14:56:41 2010 -0500

    slightly better handling of blowing tag memory cache

commit 8a22a3cdf6ec28685da129a0313e7b2a0837c9ef
Author: Evan Prodromou <evan@status.net>
Date:   Mon Jan 25 01:42:56 2010 -0500

    change 'distribute' to 'distrib' so not too long for dbqueue

commit 7a063315b0f7fad27cb6fbd2bdd74e253af83e4f
Author: Evan Prodromou <evan@status.net>
Date:   Mon Jan 25 01:39:15 2010 -0500

    change handle_notice() to handle() in distributqueuehandler

commit 1a39ccd28b9994137d7bfd21bb4f230546938e77
Author: Evan Prodromou <evan@status.net>
Date:   Mon Jan 25 16:05:25 2010 -0500

    error with queuemanager

commit e6b3bb93f305cfd2de71a6340b8aa6fb890049b7
Author: Evan Prodromou <evan@status.net>
Date:   Mon Jan 25 01:11:34 2010 -0500

    Blow memcache at different point rather than one big function for Notice class

commit 94d557cdc016187d1d0647ae1794cd94d6fb8ac8
Author: Evan Prodromou <evan@status.net>
Date:   Mon Jan 25 00:48:44 2010 -0500

    Blow memcache at different point rather than one big function for Notice class

commit 1c781dd08c88a35dafc5c01230b4872fd6b95182
Author: Evan Prodromou <evan@status.net>
Date:   Wed Jan 20 08:54:18 2010 -0500

    move broadcasting and distributing to new queuehandler

commit da3e46d26b84e4f028f34a13fd2ee373e4c1b954
Author: Evan Prodromou <evan@status.net>
Date:   Wed Jan 20 08:53:12 2010 -0500

    Move distribution of notices to new distribute queue handler
This commit is contained in:
Evan Prodromou 2010-01-25 18:08:21 -05:00
parent f3beed6889
commit e26a843caf
16 changed files with 272 additions and 284 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
actions/apistatusesretweet.php
View File

@ -112,7 +112,7 @@ class ApiStatusesRetweetAction extends ApiAuthAction
$repeat = $this->original->repeat($this->user->id, $this->source);
common_broadcast_notice($repeat);
$this->showNotice($repeat);
}

2
actions/apistatusesupdate.php
View File

@ -250,7 +250,7 @@ class ApiStatusesUpdateAction extends ApiAuthAction
$upload->attachToNotice($this->notice);
}
common_broadcast_notice($this->notice);
}
$this->showNotice();

2
actions/newnotice.php
View File

@ -201,7 +201,7 @@ class NewnoticeAction extends Action
$upload->attachToNotice($notice);
}
common_broadcast_notice($notice);
if ($this->boolean('ajax')) {
header('Content-Type: text/xml;charset=utf-8');

2
actions/repeat.php
View File

@ -106,7 +106,7 @@ class RepeatAction extends Action
{
$repeat = $this->notice->repeat($this->user->id, 'web');
common_broadcast_notice($repeat);
if ($this->boolean('ajax')) {
$this->startHTML('text/xml;charset=utf-8');

6
classes/Inbox.php
View File

@ -120,11 +120,7 @@ class Inbox extends Memcached_DataObject
$notice_id, $user_id));
if ($result) {
$c = self::memcache();
if (!empty($c)) {
$c->delete(self::cacheKey('inbox', 'user_id', $user_id));
}
self::blow('inbox:user_id:%d', $user_id);
}
return $result;

19
classes/Memcached_DataObject.php
View File

@ -425,4 +425,23 @@ class Memcached_DataObject extends DB_DataObject
return $dsn;
}
static function blow()
{
$c = self::memcache();
if (empty($c)) {
return false;
}
$args = func_get_args();
$format = array_shift($args);
$keyPart = vsprintf($format, $args);
$cacheKey = common_cache_key($keyPart);
return $c->delete($cacheKey);
}
}

412
classes/Notice.php
View File

@ -94,10 +94,6 @@ class Notice extends Memcached_DataObject
function delete()
{
$this->blowCaches(true);
$this->blowFavesCache(true);
$this->blowSubsCache(true);
// For auditing purposes, save a record that the notice
// was deleted.
@ -109,31 +105,20 @@ class Notice extends Memcached_DataObject
$deleted->created = $this->created;
$deleted->deleted = common_sql_now();
$this->query('BEGIN');
$deleted->insert();
//Null any notices that are replies to this notice
$this->query(sprintf("UPDATE notice set reply_to = null WHERE reply_to = %d", $this->id));
// Clear related records
//Null any notices that are repeats of this notice
//XXX: probably need to uncache these, too
$this->clearReplies();
$this->clearRepeats();
$this->clearFaves();
$this->clearTags();
$this->clearGroupInboxes();
$this->query(sprintf("UPDATE notice set repeat_of = null WHERE repeat_of = %d", $this->id));
// NOTE: we don't clear inboxes
// NOTE: we don't clear queue items
$related = array('Reply',
'Fave',
'Notice_tag',
'Group_inbox',
'Queue_item');
foreach ($related as $cls) {
$inst = new $cls();
$inst->notice_id = $this->id;
$inst->delete();
}
$result = parent::delete();
$this->query('COMMIT');
}
function saveTags()
@ -155,6 +140,7 @@ class Notice extends Memcached_DataObject
foreach(array_unique($hashtags) as $hashtag) {
/* elide characters we don't want in the tag */
$this->saveTag($hashtag);
self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, $tag->tag);
}
return true;
}
@ -172,6 +158,9 @@ class Notice extends Memcached_DataObject
$last_error->message));
return;
}
// if it's saved, blow its cache
$tag->blowCache(false);
}
/**
@ -331,29 +320,45 @@ class Notice extends Memcached_DataObject
}
}
// XXX: do we need to change this for remote users?
$notice->saveTags();
$groups = $notice->saveGroups();
$recipients = $notice->saveReplies();
$notice->addToInboxes($groups, $recipients);
$notice->saveUrls();
Event::handle('EndNoticeSave', array($notice));
}
# Clear the cache for subscribed users, so they'll update at next request
# XXX: someone clever could prepend instead of clearing the cache
$notice->blowOnInsert();
$notice->blowCaches();
$qm = QueueManager::get();
$qm->enqueue($notice, 'distrib');
return $notice;
}
function blowOnInsert()
{
self::blow('profile:notice_ids:%d', $this->profile_id);
self::blow('public');
if ($this->conversation != $this->id) {
self::blow('notice:conversation_ids:%d', $this->conversation);
}
if (!empty($this->repeat_of)) {
self::blow('notice:repeats:%d', $this->repeat_of);
}
$original = Notice::staticGet('id', $this->repeat_of);
if (!empty($original)) {
$originalUser = User::staticGet('id', $original->profile_id);
if (!empty($originalUser)) {
self::blow('user:repeats_of_me:%d', $originalUser->id);
}
}
$profile = Profile::staticGet($this->profile_id);
$profile->blowNoticeCount();
}
/** save all urls in the notice to the db
*
* follow redirects and save all available file information
@ -456,227 +461,6 @@ class Notice extends Memcached_DataObject
return $att;
}
function blowCaches($blowLast=false)
{
$this->blowSubsCache($blowLast);
$this->blowNoticeCache($blowLast);
$this->blowRepliesCache($blowLast);
$this->blowPublicCache($blowLast);
$this->blowTagCache($blowLast);
$this->blowGroupCache($blowLast);
$this->blowConversationCache($blowLast);
$this->blowRepeatCache();
$profile = Profile::staticGet($this->profile_id);
$profile->blowNoticeCount();
}
function blowRepeatCache()
{
if (!empty($this->repeat_of)) {
$cache = common_memcache();
if (!empty($cache)) {
// XXX: only blow if <100 in cache
$ck = common_cache_key('notice:repeats:'.$this->repeat_of);
$result = $cache->delete($ck);
$user = User::staticGet('id', $this->profile_id);
if (!empty($user)) {
$uk = common_cache_key('user:repeated_by_me:'.$user->id);
$cache->delete($uk);
$user->free();
unset($user);
}
$original = Notice::staticGet('id', $this->repeat_of);
if (!empty($original)) {
$originalUser = User::staticGet('id', $original->profile_id);
if (!empty($originalUser)) {
$ouk = common_cache_key('user:repeats_of_me:'.$originalUser->id);
$cache->delete($ouk);
$originalUser->free();
unset($originalUser);
}
$original->free();
unset($original);
}
}
}
}
function blowConversationCache($blowLast=false)
{
$cache = common_memcache();
if ($cache) {
$ck = common_cache_key('notice:conversation_ids:'.$this->conversation);
$cache->delete($ck);
if ($blowLast) {
$cache->delete($ck.';last');
}
}
}
function blowGroupCache($blowLast=false)
{
$cache = common_memcache();
if ($cache) {
$group_inbox = new Group_inbox();
$group_inbox->notice_id = $this->id;
if ($group_inbox->find()) {
while ($group_inbox->fetch()) {
$cache->delete(common_cache_key('user_group:notice_ids:' . $group_inbox->group_id));
if ($blowLast) {
$cache->delete(common_cache_key('user_group:notice_ids:' . $group_inbox->group_id.';last'));
}
$member = new Group_member();
$member->group_id = $group_inbox->group_id;
if ($member->find()) {
while ($member->fetch()) {
$cache->delete(common_cache_key('notice_inbox:by_user:' . $member->profile_id));
$cache->delete(common_cache_key('notice_inbox:by_user_own:' . $member->profile_id));
if (empty($this->repeat_of)) {
$cache->delete(common_cache_key('user:friends_timeline:' . $member->profile_id));
$cache->delete(common_cache_key('user:friends_timeline_own:' . $member->profile_id));
}
if ($blowLast) {
$cache->delete(common_cache_key('notice_inbox:by_user:' . $member->profile_id . ';last'));
$cache->delete(common_cache_key('notice_inbox:by_user_own:' . $member->profile_id . ';last'));
if (empty($this->repeat_of)) {
$cache->delete(common_cache_key('user:friends_timeline:' . $member->profile_id . ';last'));
$cache->delete(common_cache_key('user:friends_timeline_own:' . $member->profile_id . ';last'));
}
}
}
}
}
}
$group_inbox->free();
unset($group_inbox);
}
}
function blowTagCache($blowLast=false)
{
$cache = common_memcache();
if ($cache) {
$tag = new Notice_tag();
$tag->notice_id = $this->id;
if ($tag->find()) {
while ($tag->fetch()) {
$tag->blowCache($blowLast);
$ck = 'profile:notice_ids_tagged:' . $this->profile_id . ':' . $tag->tag;
$cache->delete($ck);
if ($blowLast) {
$cache->delete($ck . ';last');
}
}
}
$tag->free();
unset($tag);
}
}
function blowSubsCache($blowLast=false)
{
$cache = common_memcache();
if ($cache) {
$user = new User();
$UT = common_config('db','type')=='pgsql'?'"user"':'user';
$user->query('SELECT id ' .
"FROM $UT JOIN subscription ON $UT.id = subscription.subscriber " .
'WHERE subscription.subscribed = ' . $this->profile_id);
while ($user->fetch()) {
$cache->delete(common_cache_key('notice_inbox:by_user:'.$user->id));
$cache->delete(common_cache_key('notice_inbox:by_user_own:'.$user->id));
if (empty($this->repeat_of)) {
$cache->delete(common_cache_key('user:friends_timeline:'.$user->id));
$cache->delete(common_cache_key('user:friends_timeline_own:'.$user->id));
}
if ($blowLast) {
$cache->delete(common_cache_key('notice_inbox:by_user:'.$user->id.';last'));
$cache->delete(common_cache_key('notice_inbox:by_user_own:'.$user->id.';last'));
if (empty($this->repeat_of)) {
$cache->delete(common_cache_key('user:friends_timeline:'.$user->id.';last'));
$cache->delete(common_cache_key('user:friends_timeline_own:'.$user->id.';last'));
}
}
}
$user->free();
unset($user);
}
}
function blowNoticeCache($blowLast=false)
{
if ($this->is_local) {
$cache = common_memcache();
if (!empty($cache)) {
$cache->delete(common_cache_key('profile:notice_ids:'.$this->profile_id));
if ($blowLast) {
$cache->delete(common_cache_key('profile:notice_ids:'.$this->profile_id.';last'));
}
}
}
}
function blowRepliesCache($blowLast=false)
{
$cache = common_memcache();
if ($cache) {
$reply = new Reply();
$reply->notice_id = $this->id;
if ($reply->find()) {
while ($reply->fetch()) {
$cache->delete(common_cache_key('reply:stream:'.$reply->profile_id));
if ($blowLast) {
$cache->delete(common_cache_key('reply:stream:'.$reply->profile_id.';last'));
}
}
}
$reply->free();
unset($reply);
}
}
function blowPublicCache($blowLast=false)
{
if ($this->is_local == Notice::LOCAL_PUBLIC) {
$cache = common_memcache();
if ($cache) {
$cache->delete(common_cache_key('public'));
if ($blowLast) {
$cache->delete(common_cache_key('public').';last');
}
}
}
}
function blowFavesCache($blowLast=false)
{
$cache = common_memcache();
if ($cache) {
$fave = new Fave();
$fave->notice_id = $this->id;
if ($fave->find()) {
while ($fave->fetch()) {
$cache->delete(common_cache_key('fave:ids_by_user:'.$fave->user_id));
$cache->delete(common_cache_key('fave:by_user_own:'.$fave->user_id));
if ($blowLast) {
$cache->delete(common_cache_key('fave:ids_by_user:'.$fave->user_id.';last'));
$cache->delete(common_cache_key('fave:by_user_own:'.$fave->user_id.';last'));
}
}
}
$fave->free();
unset($fave);
}
}
function getStreamByIds($ids)
{
$cache = common_memcache();
@ -999,7 +783,14 @@ class Notice extends Memcached_DataObject
$gi->notice_id = $this->id;
$gi->created = $this->created;
return $gi->insert();
$result = $gi->insert();
if (!result) {
common_log_db_error($gi, 'INSERT', __FILE__);
throw new ServerException(_('Problem saving group inbox.'));
}
self::blow('user_group:notice_ids:%d', $gi->group_id);
}
return true;
@ -1094,7 +885,8 @@ class Notice extends Memcached_DataObject
foreach ($recipientIds as $recipientId) {
$user = User::staticGet('id', $recipientId);
if ($user) {
if (!empty($user)) {
self::blow('reply:stream:%d', $reply->profile_id);
mail_notify_attn($user, $this);
}
}
@ -1553,4 +1345,104 @@ class Notice extends Memcached_DataObject
return $options;
}
function clearReplies()
{
$replyNotice = new Notice();
$replyNotice->reply_to = $this->id;
//Null any notices that are replies to this notice
if ($replyNotice->find()) {
while ($replyNotice->fetch()) {
$orig = clone($replyNotice);
$replyNotice->reply_to = null;
$replyNotice->update($orig);
}
}
// Reply records
$reply = new Reply();
$reply->notice_id = $this->id;
if ($reply->find()) {
while($reply->fetch()) {
self::blow('reply:stream:%d', $reply->profile_id);
$reply->delete();
}
}
$reply->free();
return $ids;
}
function clearRepeats()
{
$repeatNotice = new Notice();
$repeatNotice->repeat_of = $this->id;
//Null any notices that are repeats of this notice
if ($repeatNotice->find()) {
while ($repeatNotice->fetch()) {
$orig = clone($repeatNotice);
$repeatNotice->repeat_of = null;
$repeatNotice->update($orig);
}
}
}
function clearFaves()
{
$fave = new Fave();
$fave->notice_id = $this->id;
if ($fave->find()) {
while ($fave->fetch()) {
self::blow('fave:ids_by_user_own:%d', $fave->user_id);
self::blow('fave:ids_by_user_own:%d;last', $fave->user_id);
self::blow('fave:ids_by_user:%d', $fave->user_id);
self::blow('fave:ids_by_user:%d;last', $fave->user_id);
$fave->delete();
}
}
$fave->free();
}
function clearTags()
{
$tag = new Notice_tag();
$tag->notice_id = $this->id;
if ($tag->find()) {
while ($tag->fetch()) {
self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, common_keyize($tag->tag));
self::blow('profile:notice_ids_tagged:%d:%s;last', $this->profile_id, common_keyize($tag->tag));
self::blow('notice_tag:notice_ids:%s', common_keyize($tag->tag));
self::blow('notice_tag:notice_ids:%s;last', common_keyize($tag->tag));
$tag->delete();
}
}
$tag->free();
}
function clearGroupInboxes()
{
$gi = new Group_inbox();
$gi->notice_id = $this->id;
if ($gi->find()) {
while ($gi->fetch()) {
self::blow('user_group:notice_ids:%d', $gi->group_id);
$gi->delete();
}
}
$gi->free();
}
}

8
classes/Notice_tag.php
View File

@ -86,13 +86,9 @@ class Notice_tag extends Memcached_DataObject
function blowCache($blowLast=false)
{
$cache = common_memcache();
if ($cache) {
$idkey = common_cache_key('notice_tag:notice_ids:' . common_keyize($this->tag));
$cache->delete($idkey);
self::blow('notice_tag:notice_ids:%s', common_keyize($this->tag));
if ($blowLast) {
$cache->delete($idkey.';last');
}
self::blow('notice_tag:notice_ids:%s;last', common_keyize($this->tag));
}
}

2
classes/User.php
View File

@ -383,7 +383,7 @@ class User extends Memcached_DataObject
common_config('site', 'name'),
$user->nickname),
'system');
common_broadcast_notice($notice);
}
}

4
lib/command.php
View File

@ -422,7 +422,7 @@ class RepeatCommand extends Command
$repeat = $notice->repeat($this->user->id, $channel->source);
if ($repeat) {
common_broadcast_notice($repeat);
$channel->output($this->user, sprintf(_('Notice from %s repeated'), $recipient->nickname));
} else {
$channel->error($this->user, _('Error repeating notice.'));
@ -492,7 +492,7 @@ class ReplyCommand extends Command
} else {
$channel->error($this->user, _('Error saving notice.'));
}
common_broadcast_notice($notice);
}
}

84
lib/distribqueuehandler.php Normal file
View File

@ -0,0 +1,84 @@
<?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); }
/**
* Base class for queue handlers.
*
* As extensions of the Daemon class, each queue handler has the ability
* to launch itself in the background, at which point it'll pass control
* to the configured QueueManager class to poll for updates.
*
* Subclasses must override at least the following methods:
* - transport
* - handle_notice
*/
class DistribQueueHandler
{
/**
* Return transport keyword which identifies items this queue handler
* services; must be defined for all subclasses.
*
* Must be 8 characters or less to fit in the queue_item database.
* ex "email", "jabber", "sms", "irc", ...
*
* @return string
*/
function transport()
{
return 'distrib';
}
/**
* Here's the meat of your queue handler -- you're handed a Notice
* object, which you may do as you will with.
*
* If this function indicates failure, a warning will be logged
* and the item is placed back in the queue to be re-run.
*
* @param Notice $notice
* @return boolean true on success, false on failure
*/
function handle($notice)
{
// XXX: do we need to change this for remote users?
$notice->saveTags();
$groups = $notice->saveGroups();
$recipients = $notice->saveReplies();
$notice->addToInboxes($groups, $recipients);
$notice->saveUrls();
Event::handle('EndNoticeSave', array($notice));
// Enqueue for other handlers
common_enqueue_notice($notice);
return true;
}
}

2
lib/mailhandler.php
View File

@ -160,7 +160,7 @@ class MailHandler
foreach($mediafiles as $mf){
$mf->attachToNotice($notice);
}
common_broadcast_notice($notice);
$this->log(LOG_INFO,
'Added notice ' . $notice->id . ' from user ' . $user->nickname);
return true;

2
lib/oauthstore.php
View File

@ -362,7 +362,7 @@ class StatusNetOAuthDataStore extends OAuthDataStore
array('is_local' => Notice::REMOTE_OMB,
'uri' => $omb_notice->getIdentifierURI()));
common_broadcast_notice($notice, true);
}
/**

1
lib/queuemanager.php
View File

@ -217,6 +217,7 @@ abstract class QueueManager extends IoManager
$this->connect('plugin', 'PluginQueueHandler');
$this->connect('omb', 'OmbQueueHandler');
$this->connect('ping', 'PingQueueHandler');
$this->connect('distrib', 'DistribQueueHandler');
if (common_config('sms', 'enabled')) {
$this->connect('sms', 'SmsQueueHandler');
}

2
lib/util.php
View File

@ -987,7 +987,7 @@ function common_redirect($url, $code=307)
function common_broadcast_notice($notice, $remote=false)
{
return common_enqueue_notice($notice);
// DO NOTHING!
}
// Stick the notice on the queue

2
plugins/Facebook/facebookaction.php
View File

@ -397,7 +397,7 @@ class FacebookAction extends Action
return;
}
common_broadcast_notice($notice);
}