cyborg/api-ref/source/arqs.inc
zhangbailin b15a7a7120 Remove the redundant index page for APIs entry
Now we just have using V2 API, and we have no plans to add other versions
of the API, the current API page entry is redundant [1], this patch will
remove it.

[1] https://docs.openstack.org/api-ref/accelerator/

Change-Id: Idd6aa49b3d63b4acbda2444d892e28158b011ad5
2021-08-14 18:25:16 +08:00

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.. -*- rst -*-
.. needs:body_verification
Accelerator Requests
++++++++++++++++++++
Lists, creates, shows details for, updates and deletes accelerator requests.
An accelerator request (ARQ) represents a request for a single accelerator
to be assigned to an instance. ARQs are created in accordance with the
resource_groups defined in a `device_profile
<http://specs.openstack.org/openstack/cyborg-specs/specs/train/implemented/device-profiles.html>`_
by the operator. The accelerator request in the user request may have N
request groups, each asking for M accelerators; then N * M ARQs will be
created for that accelerator request.
List Accelerator Requests
-------------------------
.. rest_method:: GET /v2/accelerator_requests
Lists host_name, device_rp_uuid, instance_uuid and device_profile_group_id
for all accelerator_requests.
**Example response: list all accelerator requests**
.. literalinclude:: ../../doc/api_samples/accelerator_requests/accelerator_requests-list-resp.json
:language: javascript
Get One Accelerator Request
---------------------------
.. rest_method:: GET /v2/accelerator_requests/{accelerator_request_uuid}
Gets host_name, devices_RP_UUID, instance UUID and device_profile_group_ID
for one accelerator request with the specified UUID.
Request
=======
.. rest_parameters:: parameters.yaml
- accelerator_request_uuid: accelerator_request_uuid
**Example response: get details of a specific accelerator request**
.. literalinclude:: ../../doc/api_samples/accelerator_requests/accelerator_requests-getone-resp.json
Create Accelerator Requests
---------------------------
.. rest_method:: POST /v2/accelerator_requests
Creates an accelerator request. The payload should have the following field:
Request
=======
.. rest_parameters:: parameters.yaml
- device_profile_name: device_profile_name
**Example post curl**
.. literalinclude:: ../../doc/api_samples/accelerator_requests/accelerator_requests-post-curl.json
**Example response: create an accelerator request**
.. literalinclude:: ../../doc/api_samples/accelerator_requests/accelerator_requests-create-resp.json
Update Accelerator Requests
---------------------------
The Nova compute manager calls the Cyborg API PATCH /v2/accelerator_requests
to bind and unbind the ARQ with the host name, devices RP UUID and instance UUID. This
is an asynchronous call which prepares or reconfigures the device in the
background.
.. rest_method:: PATCH /v2/accelerator_requests/{accelerator_request_uuid}
Updates:an accelerator request. The payload should have these fields:
Request
=======
.. rest_parameters:: parameters.yaml
- accelerator_request_uuid: accelerator_request_uuid
- hostname: hostname_bind_unbind_req
- device_rp_uuid: device_rp_uuid_bind_unbind_req
- instance_uuid: instance_uuid_bind_unbind_req
- instance_project_id: instance_project_id_bind_unbind_req
**Example patch curl**
.. literalinclude:: ../../doc/api_samples/accelerator_requests/accelerator_requests-patch-curl.json
**Example response: update an accelerator request**
.. literalinclude:: ../../doc/api_samples/accelerator_requests/accelerator_requests-after-update-resp.json
Delete Accelerator Requests by ARQ uuid
---------------------------------------
.. rest_method:: DELETE /v2/accelerator_requests?arqs={accelerator_request_uuid}
Delete Accelerator Requests by instance uuid
--------------------------------------------
.. rest_method:: DELETE /v2/accelerator_requests?instance={instance_uuid}
Delete an accelerator request. No query parameters required.
Response
========
Normal response codes: 204
There is no body content for the response of a successful DELETE query