These are some modification maded to openstack to adapt the utility of DRA
-
..nova/api/openstack/compute/servers.py
add vm type store to mysql db -
..nova/api/openstack/compute/schemas/servers.py
add request paramenter: app_type to openstack api -
..nova/api/openstack/compute/db
db operation using sqlalchemy -
..nova/scheduler/hades_scheduler.py
custom our own vms' creation scheduler