path: root/placement-api-ref/source/parameters.yaml

# variables in header
location:
  description: |
    The location URL of the resource created,
    HTTP header "Location: <Location URL>" will be returned.
  in: header
  required: true
  type: string

# variables in path
consumer_uuid: &consumer_uuid
  type: string
  in: path
  required: true
  description: >
    The uuid of a consumer.
resource_class_path: &resource_class_path
  type: string
  in: path
  required: true
  description: >
    The name of one resource class.
resource_class_path_custom: &resource_class_path_custom
  type: string
  in: path
  required: true
  description: >
    The name of one resource class. The name must start with
    the prefix ``CUSTOM_``. If not, the request returns a ``Bad Request (400)``
    response code.
resource_provider_uuid_path: &resource_provider_uuid_path
  type: string
  in: path
  required: true
  description: >
    The uuid of a resource provider.
trait_name:
  type: string
  in: path
  required: true
  description: >
    The name of a trait.

# variables in query
allocation_candidates_limit:
  type: integer
  in: query
  required: false
  min_version: 1.16
  description: >
    A positive integer used to limit the maximum number of allocation
    candidates returned in the response.
allocation_candidates_required:
  type: string
  in: query
  required: false
  min_version: 1.17
  description: >
    Accepts a list of comma-separated traits. Allocation requests in the
    response will be for resource providers that have capacity for all
    requested resources and the set of those resource providers will
    *collectively* contain all of the required traits.
member_of:
  type: string
  in: query
  required: false
  description: >
    A string representing an aggregate uuid; or the prefix ``in:`` followed by
    a comma-separated list of strings representing aggregate uuids. The
    returned resource providers must be associated with at least one of the
    aggregates identified by uuid::

        member_of=5e08ea53-c4c6-448e-9334-ac4953de3cfa
        member_of=in:42896e0d-205d-4fe3-bd1e-100924931787,5e08ea53-c4c6-448e-9334-ac4953de3cfa
  min_version: 1.3
project_id: &project_id
  type: string
  in: query
  required: true
  description: >
    The uuid of a project.
resource_provider_name_query:
  type: string
  in: query
  required: false
  description: >
    The name of a resource provider to filter the list.
resource_provider_tree_query:
  type: string
  in: query
  required: false
  description: >
    A UUID of a resource provider. The returned resource providers will be in
    the same "provider tree" as the specified provider.
  min_version: 1.14
resource_provider_uuid_query:
  <<: *resource_provider_uuid_path
  in: query
  required: false
resources_query:
  type: string
  in: query
  required: false
  description: |
    A comma-separated list of strings indicating an amount of
    resource of a specified class that a provider must have the
    capacity to serve::

        resources=VCPU:4,DISK_GB:64,MEMORY_MB:2048
  min_version: 1.4
resources_query_required:
  type: string
  in: query
  required: true
  description: |
    A comma-separated list of strings indicating an amount of
    resource of a specified class that a provider must have the
    capacity to serve::

        resources=VCPU:4,DISK_GB:64,MEMORY_MB:2048
trait_associated:
  type: string
  in: query
  required: false
  description: >
     If this parameter has a true value, the returned traits will be
     those that are associated with at least one resource provider.
     Available values for the parameter are true and false.
trait_name_query:
  type: string
  in: query
  required: false
  description: |
    A string to filter traits. The following options are available:

    `startswith` operator filters the traits whose name begins with a
    specific prefix, e.g. name=startswith:CUSTOM,

    `in` operator filters the traits whose name is in the specified list, e.g.
    name=in:HW_CPU_X86_AVX,HW_CPU_X86_SSE,HW_CPU_X86_INVALID_FEATURE.
user_id: &user_id
  type: string
  in: query
  required: false
  description: >
    The uuid of a user.

# variables in body
aggregates:
  type: array
  in: body
  required: true
  description: >
    A list of aggregate uuids.
allocation_ratio: &allocation_ratio
  type: float
  in: body
  required: true
  description: |
    It is used in determining whether consumption of the resource of
    the provider can exceed physical constraints.

    For example, for a vCPU resource with::

        allocation_ratio = 16.0
        total = 8

    Overall capacity is equal to 128 vCPUs.
allocation_ratio_opt:
  <<: *allocation_ratio
  required: false
allocation_requests:
  type: array
  in: body
  required: true
  description: >
    A list of objects that contain a
    serialized HTTP body that a client may subsequently use in a call
    to PUT /allocations/{consumer_uuid} to claim resources against a
    related set of resource providers.
allocations_array:
  type: array
  in: body
  required: true
  description: >
    A list of dictionaries.
allocations_by_resource_provider:
  type: object
  in: body
  required: true
  description: >
    A dictionary of allocations keyed by resource provider uuid.
allocations_dict: &allocations_dict
  type: object
  in: body
  required: true
  description: >
    A dictionary of resource allocations keyed by resource provider uuid.
allocations_dict_empty:
  <<: *allocations_dict
  description: >
    A dictionary of resource allocations keyed by resource provider uuid.
    If this is an empty object, allocations for this consumer will be
    removed.
  min_version: null
capacity:
  type: integer
  in: body
  required: true
  description: >
    The amount of the resource that the provider can accommodate.
consumer_uuid_body:
  <<: *consumer_uuid
  in: body
inventories:
  type: object
  in: body
  required: true
  description: >
    A dictionary of inventories keyed by resource classes.
max_unit: &max_unit
  type: integer
  in: body
  required: true
  description: >
    A maximum amount any single allocation against an inventory can have.
max_unit_opt:
  <<: *max_unit
  required: false
min_unit: &min_unit
  type: integer
  in: body
  required: true
  description: >
    A minimum amount any single allocation against an inventory can have.
min_unit_opt:
  <<: *min_unit
  required: false
project_id_body: &project_id_body
  <<: *project_id
  in: body
project_id_body_1_12:
  <<: *project_id_body
  min_version: 1.12
project_id_body_1_8:
  <<: *project_id_body
  min_version: 1.8
provider_summaries:
  type: object
  in: body
  required: true
  description: >
    A dictionary keyed by resource provider UUID,
    of dictionaries of inventory/capacity information. The list of traits
    the resource provider has associated with it is included in version `1.17`
    and above.
reserved: &reserved
  type: integer
  in: body
  required: true
  description: >
    The amount of the resource a provider has reserved for its own use.
reserved_opt:
  <<: *reserved
  required: false
resource_class:
  <<: *resource_class_path
  in: body
resource_class_custom:
  <<: *resource_class_path_custom
  in: body
resource_class_links:
  type: array
  in: body
  required: true
  description: >
    A list of links associated with one resource class.
resource_classes:
  type: array
  in: body
  required: true
  description: >
    A list of ``resource_class`` objects.
resource_provider_allocations:
  type: object
  in: body
  required: true
  description: >
    A dictionary of allocation records keyed by consumer uuid.
resource_provider_generation: &resource_provider_generation
  type: integer
  in: body
  required: true
  description: >
    A consistent view marker that assists with the management of
    concurrent resource provider updates.
resource_provider_generation_optional:
  <<: *resource_provider_generation
  required: false
  description: >
    A consistent view marker that assists with the management of
    concurrent resource provider updates. The value is ignored;
    it is present to preserve symmetry between read and
    write representations.
resource_provider_links:
  type: array
  in: body
  required: true
  description: |
    A list of links associated with one resource provider.

    .. note::

      Aggregates relationship link is available starting from version 1.1.
      Traits relationship link is available starting from version 1.6.
      Allocations relationship link is available starting from version 1.11.

resource_provider_name:
  type: string
  in: body
  required: true
  description: >
    The name of one resource provider.
resource_provider_object:
  type: object
  in: body
  required: true
  description: >
    A dictionary which contains the UUID of the resource provider.
resource_provider_parent_provider_uuid: &resource_provider_parent_provider_uuid
  type: string
  in: body
  required: false
  description: >
    The UUID of the immediate parent of the resource provider.
  min_version: 1.14
resource_provider_parent_provider_uuid_required:
  <<: *resource_provider_parent_provider_uuid
  required: true
resource_provider_root_provider_uuid_required:
  type: string
  in: body
  required: true
  description: >
    Read-only UUID of the top-most provider in this provider tree.
  min_version: 1.14
resource_provider_usages:
  type: object
  in: body
  required: true
  description: >
    The usage summary of the resource provider. This is a dictionary that
    describes how much each class of resource is being consumed on this
    resource provider. For example, ``"VCPU": 1`` means 1 VCPU is used.
resource_provider_uuid:
  <<: *resource_provider_uuid_path
  in: body
resource_provider_uuid_opt:
  <<: *resource_provider_uuid_path
  in: body
  required: false
resource_providers:
  type: array
  in: body
  required: true
  description: >
    A list of ``resource_provider`` objects.
resources:
  type: object
  in: body
  required: true
  description: >
    A dictionary of resource records keyed by resource class name.
step_size: &step_size
  type: integer
  in: body
  required: true
  description: >
    A representation of the divisible amount of the resource
    that may be requested. For example, step_size = 5 means
    that only values divisible by 5 (5, 10, 15, etc.) can be requested.
step_size_opt:
  <<: *step_size
  required: false
total:
  type: integer
  in: body
  required: true
  description: >
    The actual amount of the resource that the provider can accommodate.
traits:
  type: array
  in: body
  required: true
  description: >
    A list of traits.
used:
  type: integer
  in: body
  required: true
  description: >
    The amount of the resource that has been already allocated.
user_id_body: &user_id_body
  <<: *user_id
  in: body
  required: true
user_id_body_1_12:
  <<: *user_id_body
  min_version: 1.12
user_id_body_1_8:
  <<: *user_id_body
  min_version: 1.8
version_id:
  type: string
  in: body
  required: true
  description: >
    A common name for the version being described. Informative only.
version_links:
  type: array
  in: body
  required: true
  description: >
    A list of links related to and describing this version.
version_max:
  type: string
  in: body
  required: true
  description: >
    The maximum microversion that is supported.
version_min:
  type: string
  in: body
  required: true
  description: >
    The minimum microversion that is supported.
version_status:
  type: string
  in: body
  required: true
  description: >
    The status of the version being described. With placement this is
    "CURRENT".
versions:
  type: array
  in: body
  required: true
  description: >
    A list of version objects that describe the API versions available.