- global $wgExternalServers, $wgExternalLoadBalancers;
- if ( !array_key_exists( $cluster, $wgExternalLoadBalancers ) ) {
- $wgExternalLoadBalancers[$cluster] = LoadBalancer::newFromParams( $wgExternalServers[$cluster] );
- }
- $wgExternalLoadBalancers[$cluster]->allowLagged(true);
- return $wgExternalLoadBalancers[$cluster];