def _update_placement(self, context, function_id, driver_name):
"""update resources provider after program."""
# TODO(Sundar) Don't apply function trait if bitstream is private
if not function_id:
LOG.info("Not get function id for resources provider %s.",
self.arq.device_rp_uuid)
return
placement = placement_client.PlacementClient()
try:
placement.delete_traits_with_prefixes(
self.arq.device_rp_uuid, [constants.FPGA_FUNCTION_ID])
except Exception as e:
LOG.error("Failed to delete traits(%s) from resources provider %s."
"Reason: %s", constants.FPGA_FUNCTION_ID,
self.arq.device_rp_uuid, e.message)
self.update_check_state(
context, constants.ARQ_BIND_FAILED)
raise
function_id = function_id.upper().replace('-', '_-')
# TODO(Sundar) Validate this is a valid trait name
vendor = driver_name.upper()
trait_names = ["_".join((
constants.FPGA_FUNCTION_ID, vendor, function_id))]
try:
placement.add_traits_to_rp(
self.arq.device_rp_uuid, trait_names)
except Exception as e:
LOG.error("Failed to add traits(%s) to resources provider %s."
"Reason: %s", trait_names,
self.arq.device_rp_uuid, e.message)
# TODO(Shaohe) Rollback? We have _update_placement,
# should cancel it.
self.update_check_state(
context, constants.ARQ_BIND_FAILED)
raise
LOG.info("Add traits(%s) to resources provider %s.",
trait_names, self.arq.device_rp_uuid)
def __init__(self, topic, host=None):
super(ConductorManager, self).__init__()
self.topic = topic
self.host = host or CONF.host
self.placement_client = placement_client.PlacementClient()