Enable db by default when ha is enabled

roles/keycloak/defaults/main.yml

@@ -36,7 +36,7 @@ keycloak_url: "http://{{ keycloak_host }}:{{ keycloak_http_port }}"
 keycloak_management_url: "http://{{ keycloak_host }}:{{ keycloak_management_http_port }}"
 # enable auto configuration for database backend, clustering and remote caches on infinispan
 keycloak_ha_enabled: False
-keycloak_db_enabled: False
+keycloak_db_enabled: "{{ True if keycloak_ha_enabled else False }}"
 
 # keycloak administration console user
 keycloak_admin_user: admin

roles/keycloak/tasks/prereqs.yml

@@ -4,7 +4,7 @@
     that:
       - (keycloak_ha_enabled and keycloak_db_enabled) or (not keycloak_ha_enabled and keycloak_db_enabled) or (not keycloak_ha_enabled and not keycloak_db_enabled)
     quiet: True
-    fail_msg: "Cannot install HA setup without a backend database service. Check keycloak_ha_enabled and keycloak_ha_enabled"
+    fail_msg: "Cannot install HA setup without a backend database service. Check keycloak_ha_enabled and keycloak_db_enabled"
     success_msg: "{{ 'Configuring HA' if keycloak_ha_enabled else 'Configuring standalone' }}"
 
 - name: "Validate credentials"