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# Copyright 2017 Lenovo, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""
Cyborg Generic driver implementation.
"""
from modules import generic
from oslo_config import cfg
from oslo_log import log
from cyborg.accelerator import accelerator
from cyborg.conductor.rpcapi import ConductorAPI as conductor_api
LOG = log.getLogger(__name__)
CONF = cfg.CONF
class GenericDriver(generic.GENERICDRIVER):
"""Executes commands relating to Shares."""
def __init__(self, *args, **kwargs):
"""Do initialization."""
super(GenericDriver, self).__init__()
self.configuration.append_config_values()
self._helpers = {}
self.backend_name = self.configuration.safe_get(
'accelerator_backend_name')
def do_setup(self, context):
"""Any initialization the generic driver does while starting."""
super(GenericDriver, self).do_setup(context)
self.acc = accelerator.Accelerator()
def create_accelerator(self, context):
"""Creates accelerator."""
self.acc = conductor_api.accelerator_create(
context=context, obj_acc=self.accelerator)
LOG.debug("Created a new accelerator with the UUID %s ",
self.accelerator.accelerator_id)
def get_accelerator(self, context):
"""Gets accelerator by UUID."""
self.acc = conductor_api.accelerator_list_one(
context=context, obj_acc=self.accelerator)
return self.acc
def list_accelerators(self, context):
"""Lists all accelerators."""
self.acc = conductor_api.accelerator_list_all(
context=context, obj_acc=self.accelerator)
return self.acc
def update_accelerator(self, context):
"""Updates accelerator with a patch update."""
self.acc = conductor_api.accelerator_update(
context=context, obj_acc=self.accelerator)
LOG.debug("Updated accelerator %s ",
self.accelerator.accelerator_id)
def delete_accelerator(self, context):
"""Deletes a specific accelerator."""
LOG.debug("Deleting accelerator %s ", self.accelerator.accelerator_id)
conductor_api.accelerator_delete(context=context,
obj_acc=self.accelerator)
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