diff --git a/metadata/service/master/cluster.yml b/metadata/service/master/cluster.yml
index 304929b..db45e54 100644
--- a/metadata/service/master/cluster.yml
+++ b/metadata/service/master/cluster.yml
@@ -24,3 +24,12 @@
         port: 4567
       - host: ${_param:cluster_node03_address}
         port: 4567
+  mysql:
+    server:
+      users:
+      - name: haproxy
+        host: localhost
+      - name: haproxy
+        host: '%'
+      - name: haproxy
+        host: ${_param:cluster_local_address}
\ No newline at end of file