clear_cache(){ rm -rf /var/lib/domjudge/webapp/var/cache/* } post_install(){ /etc/domserver/genadminpassword > /etc/domserver/initial_admin_password.secret /etc/domserver/genrestapicredentials > /etc/domserver/restapi.secret /etc/domserver/gendbpasswords > /etc/domserver/dbpasswords.secret } pre_remove(){ clear_cache } pre_update(){ clear_cache }