jenkins-bot has submitted this change and it was merged. (
https://gerrit.wikimedia.org/r/393922 )
Change subject: Rate limit thresholds failures to once per (minute x model x
wiki)
......................................................................
Rate limit thresholds failures to once per (minute x model x wiki)
Bug: T181567
Change-Id: I6dc4e6929cb48f4d1f060bf4ab6614db3a62d01f
---
M includes/Stats.php
1 file changed, 17 insertions(+), 15 deletions(-)
Approvals:
jenkins-bot: Verified
Halfak: Looks good to me, approved
diff --git a/includes/Stats.php b/includes/Stats.php
index 6f87383..777fb2c 100644
--- a/includes/Stats.php
+++ b/includes/Stats.php
@@ -19,6 +19,7 @@
use MediaWiki\Logger\LoggerFactory;
use MediaWiki\MediaWikiServices;
use Psr\Log\LoggerInterface;
+use WANObjectCache;
class Stats {
@@ -42,7 +43,7 @@
* @param \WANObjectCache $cache
* @param LoggerInterface $logger
*/
- public function __construct( Api $api, \WANObjectCache $cache,
LoggerInterface $logger ) {
+ public function __construct( Api $api, WANObjectCache $cache,
LoggerInterface $logger ) {
$this->api = $api;
$this->cache = $cache;
$this->logger = $logger;
@@ -52,7 +53,7 @@
$config = $this->getFiltersConfig( $model );
// Skip if the model is unconfigured or set to false.
if ( $config ) {
- $stats = $this->tryFetchStats( $model, $fromCache );
+ $stats = $this->fetchStats( $model, $fromCache );
// Skip if stats are empty.
if ( $stats !== false ) {
return $this->parseThresholds( $stats, $model );
@@ -84,23 +85,14 @@
return $config;
}
- private function tryFetchStats( $model, $fromCache ) {
- try {
- return $this->fetchStats( $model, $fromCache );
- } catch ( \RuntimeException $exception ) {
- $this->logger->error( 'Failed to fetch ORES stats: ' .
$exception->getMessage() );
- return false;
- }
- }
-
private function fetchStats( $model, $fromCache ) {
global $wgOresCacheVersion;
if ( $fromCache ) {
$key = $this->cache->makeKey( 'ORES',
'threshold_statistics', $model, $wgOresCacheVersion );
$result = $this->cache->getWithSetCallback(
$key,
- \WANObjectCache::TTL_DAY,
- function () use ( $model ) {
+ WANObjectCache::TTL_DAY,
+ function ( $oldValue, &$ttl, &$setOpts, $opts )
use ( $model ) {
$statsdDataFactory =
MediaWikiServices::getInstance()->getStatsdDataFactory();
// @deprecated Only catching exceptions
to allow the
// failure to be cached, remove once
transition is
@@ -108,10 +100,18 @@
try {
$result =
$this->fetchStatsFromApi( $model );
$statsdDataFactory->increment(
'ores.api.stats.ok' );
+
return $result;
} catch ( \RuntimeException $ex ) {
+ // TODO: We can also check the
service *before* the
+ // cached value expires, and
therefore reuse the old
+ // value until the service
recovers in case of failure.
$statsdDataFactory->increment(
'ores.api.stats.failed' );
- throw $ex;
+ $this->logger->error( 'Failed
to fetch ORES stats.' );
+
+ // Retry again soon.
+ $ttl =
WANObjectCache::TTL_MINUTE;
+ return [];
}
}
);
@@ -276,7 +276,9 @@
}
$stat = $config;
- if ( $bound === 'max' && $statsData['false'][$stat] === null ) {
+ if ( !isset( $statsData['false'] ) || !isset(
$statsData['true'] ) ) {
+ return null;
+ } elseif ( $bound === 'max' && $statsData['false'][$stat] ===
null ) {
return null;
} elseif ( $bound === 'max' && isset(
$statsData['false'][$stat]['threshold'] ) ) {
$threshold = $statsData['false'][$stat]['threshold'];
--
To view, visit https://gerrit.wikimedia.org/r/393922
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings
Gerrit-MessageType: merged
Gerrit-Change-Id: I6dc4e6929cb48f4d1f060bf4ab6614db3a62d01f
Gerrit-PatchSet: 3
Gerrit-Project: mediawiki/extensions/ORES
Gerrit-Branch: master
Gerrit-Owner: Awight <[email protected]>
Gerrit-Reviewer: Aaron Schulz <[email protected]>
Gerrit-Reviewer: Awight <[email protected]>
Gerrit-Reviewer: Halfak <[email protected]>
Gerrit-Reviewer: Krinkle <[email protected]>
Gerrit-Reviewer: Ladsgroup <[email protected]>
Gerrit-Reviewer: Legoktm <[email protected]>
Gerrit-Reviewer: jenkins-bot <>
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