Resetup secondary node (galera)

tasks/galera/main.yml

@@ -15,5 +15,7 @@
 - name: SERVICE | Restart MariaDB if needed
   service: name=mysql state=restarted
   when: >
-    (galeraconfig or (p is defined and p.changed)) and
-    (bootstrap_run is not defined)
+    ((galeraconfig or (p is defined and p.changed)) and
+    (bootstrap_run is not defined)) or
+    ((inventory_hostname != mysql_galera_primary_node) and
+    (mysql_galera_resetup))