def detach_volume():
"""POST /detach_volume"""
volume_id = str(request.values.get('volume_id'))
cloud = str(request.values.get('cloud'))
controller = Controller()
controller.setup_default()
controller.detach_volume(volume_id, cloud)
log('Detached volume %s (cloud: %s)' % (volume_id, cloud))
return build_response(simplejson.dumps({}))
