public_cert_url file://__path_to(t/etc/certs)__
client_id 577442226093-pi2ud795g49ibip78bgfoabhl4kdrguc.apps.googleusercontent.com
</Authentication::Credential::Google>
+<Plugin::Cache>
+ <backend>
+ default_expires_in now
+ cache_root __path_to(t/var)__
+ </backend>
+</Plugin::Cache>