nova/placement-api-ref/source/resource_providers.inc
Eric Fried 9af073384c placement: Granular GET /allocation_candidates
In a new microversion, the GET /allocation_candidates API now accepts
granular resource request syntax:
?resourcesN=...&requiredN=...&member_ofN=...&group_policy={isolate|none}

Change-Id: I4e99974443aa513fd9f837a6057f67d744caf1b4
blueprint: granular-resource-requests
2018-05-08 11:54:30 -05:00

117 lines
3.0 KiB
PHP

==================
Resource Providers
==================
Resource providers are entities which provide consumable inventory of one or
more classes of resource (such as disk or memory). They can be listed (with
filters), created, updated and deleted.
List resource providers
=======================
.. rest_method:: GET /resource_providers
List an optionally filtered collection of resource providers.
Normal Response Codes: 200
Error response codes: badRequest(400)
A `400 BadRequest` response code will be returned
if a resource class specified in ``resources`` request parameter
does not exist.
Request
-------
Several query parameters are available to filter the returned list of
resource providers. If multiple different parameters are provided, the results
of all filters are merged with a boolean `AND`.
.. rest_parameters:: parameters.yaml
- name: resource_provider_name_query
- uuid: resource_provider_uuid_query
- member_of: member_of
- resources: resources_query_1_4
- in_tree: resource_provider_tree_query
- required: resource_provider_required_query
Response
--------
.. rest_parameters:: parameters.yaml
- resource_providers: resource_providers
- generation: resource_provider_generation
- uuid: resource_provider_uuid
- links: resource_provider_links
- name: resource_provider_name
- parent_provider_uuid: resource_provider_parent_provider_uuid_required
- root_provider_uuid: resource_provider_root_provider_uuid_required
Response Example
----------------
.. literalinclude:: ./samples/resource_providers/get-resource_providers.json
:language: javascript
Create resource provider
========================
.. rest_method:: POST /resource_providers
Create a new resource provider.
Normal Response Codes: 201 (microversions 1.0 - 1.19), 200 (microversions
1.20 - )
Error response codes: conflict(409)
A `409 Conflict` response code will
be returned if another resource provider exists with the provided name
or uuid.
Request
-------
.. rest_parameters:: parameters.yaml
- name: resource_provider_name
- uuid: resource_provider_uuid_opt
- parent_provider_uuid: resource_provider_parent_provider_uuid_1_14
Request example
---------------
.. literalinclude:: ./samples/resource_providers/create-resource_providers-request.json
:language: javascript
Response (microversions 1.0 - 1.19)
-----------------------------------
.. rest_parameters:: parameters.yaml
- Location: location
No body content is returned on a successful POST.
Response (microversions 1.20 - )
--------------------------------
.. rest_parameters:: parameters.yaml
- Location: location
- generation: resource_provider_generation
- uuid: resource_provider_uuid
- links: resource_provider_links_v1_20
- name: resource_provider_name
- parent_provider_uuid: resource_provider_parent_provider_uuid_required
- root_provider_uuid: resource_provider_root_provider_uuid_no_min
Response Example (microversions 1.20 - )
----------------------------------------
.. literalinclude:: ./samples/resource_providers/create-resource_provider.json
:language: javascript