Fix PerDbnameStatsdDataFactory metric prefix

This was reporting Mediawikiwikidatawiki for example as the '.'
was added inside the rtrim call

Bug: T196609
Bug: T200424
Change-Id: Ia8e51371b9a27ed14ec55bb34a52ec9e65ad55cf

diff --git a/includes/ServiceWiring.php b/includes/ServiceWiring.php
index 6da537d..66d8401 100644 (file)
--- a/includes/ServiceWiring.php
+++ b/includes/ServiceWiring.php
@@ -132,7 +132,7 @@ return [
                $config = $services->getMainConfig();
                $wiki = $config->get( 'DBname' );
                return new BufferingStatsdDataFactory(
-                       rtrim( $services->getMainConfig()->get( 'StatsdMetricPrefix' ), '.' ) . $wiki
+                       rtrim( $services->getMainConfig()->get( 'StatsdMetricPrefix' ) ) . '.' . $wiki
                );
        },