110 lines
4.0 KiB
Python
110 lines
4.0 KiB
Python
# Copyright 2017 Huawei Technologies Co.,LTD.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""Client side of the conductor RPC API."""
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from oslo_config import cfg
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import oslo_messaging as messaging
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from cyborg.common import constants
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from cyborg.common import rpc
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from cyborg.objects import base as objects_base
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CONF = cfg.CONF
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class ConductorAPI(object):
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"""Client side of the conductor RPC API.
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API version history:
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| 1.0 - Initial version.
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"""
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RPC_API_VERSION = '1.0'
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def __init__(self, topic=None):
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super(ConductorAPI, self).__init__()
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self.topic = topic or constants.CONDUCTOR_TOPIC
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target = messaging.Target(topic=self.topic,
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version='1.0')
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serializer = objects_base.CyborgObjectSerializer()
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self.client = rpc.get_client(target,
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version_cap=self.RPC_API_VERSION,
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serializer=serializer)
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def report_data(self, context, hostname, driver_device_list):
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"""Signal to conductor service to update the cyborg DB
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:parma context: request context.
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"""
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cctxt = self.client.prepare(topic=self.topic)
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cctxt.call(context, 'report_data', hostname=hostname,
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driver_device_list=driver_device_list)
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def device_profile_create(self, context, obj_devprof):
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"""Signal to conductor service to create a device_profile.
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:param context: request context.
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:param obj_devprof: a created (but not saved) device_profile object.
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:returns: created device_profile object.
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"""
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cctxt = self.client.prepare(topic=self.topic)
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return cctxt.call(context, 'device_profile_create',
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obj_devprof=obj_devprof)
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def device_profile_delete(self, context, obj_devprof):
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"""Signal to conductor service to delete a device_profile.
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:param context: request context.
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:param obj_devprof: a device_profile object to delete.
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"""
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cctxt = self.client.prepare(topic=self.topic)
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cctxt.call(context, 'device_profile_delete',
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obj_devprof=obj_devprof)
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def arq_create(self, context, obj_extarq, devprof_id):
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"""Signal to conductor service to create an accelerator requests.
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:param context: request context.
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:param obj_extarq: a created (but not saved) accelerator_requests
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object
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:param devprof_id: a device profile id
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:returns: saved accelerator_requests object.
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"""
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cctxt = self.client.prepare(topic=self.topic)
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return cctxt.call(context, 'arq_create', obj_extarq=obj_extarq,
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devprof_id=devprof_id)
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def arq_delete_by_uuid(self, context, arqs):
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"""Signal to conductor service to delete accelerator requests by
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ARQ UUIDs.
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:param context: request context.
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:param arqs: ARQ UUIDs joined with ','
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"""
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cctxt = self.client.prepare(topic=self.topic)
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cctxt.call(context, 'arq_delete_by_uuid', arqs=arqs)
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def arq_delete_by_instance_uuid(self, context, instance):
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"""Signal to conductor service to delete accelerator requests by
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instance UUID.
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:param context: request context.
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:param instance: UUID of instance whose ARQs need to be deleted
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"""
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cctxt = self.client.prepare(topic=self.topic)
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cctxt.call(context, 'arq_delete_by_instance_uuid', instance=instance)
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