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| Direktori : /www/varak.net/wiki.varak.net/extensions/CirrusSearch/includes/ |
| Current File : //www/varak.net/wiki.varak.net/extensions/CirrusSearch/includes/Version.php |
<?php
namespace CirrusSearch;
use ObjectCache;
use Status;
/**
* Fetch the Elasticsearch version
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*/
class Version extends ElasticsearchIntermediary {
/**
* Constructor
* @param Connection $conn
*/
public function __construct( Connection $conn ) {
parent::__construct( $conn, null, 0 );
}
/**
* Get the version of Elasticsearch with which we're communicating.
*
* @return Status<string> version number as a string
*/
public function get() {
global $wgCirrusSearchClientSideSearchTimeout;
$cache = ObjectCache::getLocalClusterInstance();
$mcKey = $cache->makeKey( 'CirrusSearch', 'Elasticsearch', 'version' );
$result = $cache->get( $mcKey );
if ( !$result ) {
try {
$this->start( 'fetching elasticsearch version',
[ 'queryType' => 'version' ] );
// If this times out the cluster is in really bad shape but we should still
// check it.
$this->connection->setTimeout( $wgCirrusSearchClientSideSearchTimeout[ 'default' ] );
$result = $this->connection->getClient()->request( '' );
$this->success();
} catch ( \Elastica\Exception\ExceptionInterface $e ) {
return $this->failure( $e );
}
$result = $result->getData();
$result = $result[ 'version' ][ 'number' ];
$cache->set( $mcKey, $result, 3600 * 12 );
}
return Status::newGood( $result );
}
}