+function cancel_all {
+ python ${CUR_DIR}/resources/tools/topo_installation.py -c -d ${INSTALLATION_DIR} -t $1
+ python ${CUR_DIR}/resources/tools/topo_reservation.py -c -t $1
+}
+
+# On script exit we cancel the reservation and installation and delete all vpp
+# packages
+trap "cancel_all ${WORKING_TOPOLOGY}" EXIT
+