TS29309_Nbsp_GBA.yaml

openapi: 3.0.0

info:
  version: '1.0.0-alpha.2'
  title: 'GBA BSF Nbsp_GBA Service'
  description: |
    GBA BSF Nbsp_GBA Service.
    © 2021, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TSDSI, TTA, TTC).
    All rights reserved.

externalDocs:
  description: 3GPP TS 29.309 V1.0.0; 5G System; Bootstrapping Server Function (GBA BSF) Services; Stage 3
  url: 'https://www.3gpp.org/ftp/Specs/archive/29_series/29.309/'

servers:
  - url: '{apiRoot}/nbsp-gba/v1'
    variables:
      apiRoot:
        default: https://example.com
        description: apiRoot as defined in clause 4.4 of 3GPP TS 29.501

security:
  - {}
  - oAuth2ClientCredentials:
      - nbsp-gba

paths:
  /bootstrapping-info-retrieval:
    post:
      summary: Retrieve Bootstrapping Info from GBA BSF from NAF
      operationId: BootstrappingInfoRetrieval
      tags:
        - Bootstrapping Info Retrieval (Custom Operation)
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/BootstrappingInfoRequest'
        required: true
      responses:
        '200':
          description: Expected response to a valid request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BootstrappingInfoResponse'
        '307':
          $ref: 'TS29571_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29571_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29571_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29571_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29571_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29571_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29571_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29571_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29571_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29571_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29571_CommonData.yaml#/components/responses/500'
        '501':
          $ref: 'TS29571_CommonData.yaml#/components/responses/501'
        '503':
          $ref: 'TS29571_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29571_CommonData.yaml#/components/responses/default'

  /push-info-retrieval:
    post:
      summary: Retrieve Push Info from GBA BSF from Push-NAF
      operationId: PushInfoRetrieval
      tags:
        - Push Info Retrieval (Custom Operation)
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PushInfoRequest'
        required: true
      responses:
        '200':
          description: Expected response to a valid request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PushInfoResponse'
        '307':
          $ref: 'TS29571_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29571_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29571_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29571_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29571_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29571_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29571_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29571_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29571_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29571_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29571_CommonData.yaml#/components/responses/500'
        '501':
          $ref: 'TS29571_CommonData.yaml#/components/responses/501'
        '503':
          $ref: 'TS29571_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29571_CommonData.yaml#/components/responses/default'

components:

  securitySchemes:
    oAuth2ClientCredentials:
      type: oauth2
      flows:
        clientCredentials:
          tokenUrl: '{nrfApiRoot}/oauth2/token'
          scopes:
            nbsp-gba: Access to the Nbsp_GBA API

  schemas:

#
# COMPLEX TYPES
#

    BootstrappingInfoRequest:
      description: Request body of the HTTP POST operation for resource /bootstrapping-info-request
      type: object
      required:
        - btId
        - nafId
      properties:
        btId:
          $ref: '#/components/schemas/BtId'
        nafId:
          $ref: '#/components/schemas/NafId'
        gbaUAware:
          type: boolean
          default: false
        gsIds:
          type: array
          items:
            $ref: '#/components/schemas/GsId'
          minItems: 1

    BootstrappingInfoResponse:
      description: Response body of the HTTP POST operation for resource /bootstrapping-info-request
      type: object
      required:
        - meKeyMaterial
      properties:
        meKeyMaterial:
          $ref: '#/components/schemas/MeKeyMaterial'
        uiccKeyMaterial:
          $ref: '#/components/schemas/UiccKeyMaterial'
        keyExpiryTime:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DateTime'
        bootstrappingInfoCreationTime:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DateTime'
        ussList:
          type: array
          items:
            $ref: '#/components/schemas/UssListItem'
          minItems: 1
        gbaType:
          $ref: '#/components/schemas/GbaType'
        impi:
          $ref: '#/components/schemas/Impi'

    PushInfoRequest:
      description: Request body of the HTTP POST operation for resource /push-info-request
      type: object
      required:
        - ueId
        - ueIdType
        - uiccAppLabel
        - nafId
        - ptId
        - uiccOrMe
        - requestedLifeTime
      properties:
        ueId:
          $ref: '#/components/schemas/UeId'
        ueIdType:
          $ref: '#/components/schemas/UeIdType'
        uiccAppLabel:
          $ref: '#/components/schemas/UiccAppLabel'
        nafId:
          $ref: '#/components/schemas/NafId'
        ptId:
          $ref: '#/components/schemas/PtId'
        uiccOrMe:
          $ref: '#/components/schemas/UiccOrMe'
        requestedLifeTime:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DateTime'
        privateIdRequest:
          type: boolean
        gbaUAware:
          type: boolean
        gsIds:
          type: array
          items:
            $ref: '#/components/schemas/GsId'
          minItems: 1
        auts:
          $ref: '#/components/schemas/Auts'
        rand:
          $ref: '#/components/schemas/Rand'
        securityFeaturesRequest:
          type: array
          items:
            $ref: '#/components/schemas/SecFeature'
          minItems: 1

    PushInfoResponse:
      description: Response body of the HTTP POST operation for resource /push-info-request
      type: object
      required:
        - meKeyMaterial
        - gbaPushInfo
      properties:
        meKeyMaterial:
          $ref: '#/components/schemas/MeKeyMaterial'
        gbaPushInfo:
          $ref: '#/components/schemas/GbaPushInfo'
        uiccKeyMaterial:
          $ref: '#/components/schemas/UiccKeyMaterial'
        keyExpiryTime:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DateTime'
        bootstrappingInfoCreationTime:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DateTime'
        ussList:
          type: array
          items:
            $ref: '#/components/schemas/UssListItem'
          minItems: 1
        gbaType:
          $ref: '#/components/schemas/GbaType'
        impi:
          $ref: '#/components/schemas/Impi'
        securityFeaturesResponse:
          type: array
          items:
            $ref: '#/components/schemas/SecFeature'

    NafId:
      description: NAF ID, containing the NAF FQDN and the Ua Security Protocol Identifier
      type: object
      required:
        - nafFqdn
        - uaSecProtId
      properties:
        nafFqdn:
          $ref: 'TS29510_Nnrf_NFManagement.yaml#/components/schemas/Fqdn'
        uaSecProtId:
          type: string
          pattern: '^[A-Fa-f0-9]{10}$'

    UssListItem:
      description: Data item in a User Security Settings array list
      type: object
      required:
        - uss
      properties:
        uss:
          $ref: '#/components/schemas/Uss'

    Uss:
      description: User Security Settings for a given GAA Service
      type: object
      required:
        - gsId
        - gsType
        - ueIds
      properties:
        gsId:
          $ref: '#/components/schemas/GsId'
        gsType:
          $ref: '#/components/schemas/GsType'
        ueIds:
          type: array
          items:
            $ref: '#/components/schemas/UeIdsItem'
          minItems: 1
        nafGroup:
          $ref: '#/components/schemas/NafGroup'
        flags:
          type: array
          items:
            $ref: '#/components/schemas/FlagsItem'
          minItems: 1
        keyChoice:
          $ref: '#/components/schemas/KeyChoice'

    UeIdsItem:
      description: Data item in a UE ID array list
      type: object
      required:
        - ueId
      properties:
        ueId:
          $ref: '#/components/schemas/UeId'

    FlagsItem:
      description: Data item in a Flags array list
      type: object
      required:
        - flag
      properties:
        flag:
          $ref: '#/components/schemas/Flag'

#
# SIMPLE TYPES
#

    GsId:
      $ref: 'TS29571_CommonData.yaml#/components/schemas/Uint32'

    GsType:
      $ref: 'TS29571_CommonData.yaml#/components/schemas/Uint32'

    BtId:
      description: Bootstrapping Transaction Identifier
      type: string

    MeKeyMaterial:
      description: ME Key Material (hex-encoded string)
      type: string
      pattern: '^[A-Fa-f0-9]{64}$'

    UiccKeyMaterial:
      description: UICC key material (hex-encoded string)
      type: string
      pattern: '^[A-Fa-f0-9]{64}$'

    UeId:
      description: Public Identity of the UE
      type: string

    Impi:
      description: IMS Private Identity of the UE
      type: string

    Flag:
      $ref: 'TS29571_CommonData.yaml#/components/schemas/Uint32'
  
    GbaPushInfo:
      description: GBA Push Info (hex-encoded string)
      type: string
      pattern: '^([A-Fa-f0-9]{2})+$'

    NafGroup:
      description: Character string representing a NAF Group
      type: string

    PtId:
      description: Character string representing a P-TID
      type: string

    UiccAppLabel:
      description: Character string representing an UICC Application Label
      type: string

    Auts:
      description: AUTS value in UMTS AKA
      type: string
      pattern: '^[A-Fa-f0-9]{28}$'

    Rand:
      description: RAND in UMTS AKA
      type: string
      pattern: '^[A-Fa-f0-9]{32}$'

#
# ENUMS
#

    KeyChoice:
      description: Type of key (ME-based or UICC-based) that the NAF shall use
      anyOf:
        - type: string
          enum:
            - ME_BASED_KEY
            - UICC_BASED_KEY
            - ME_UICC_BASED_KEYS
        - type: string

    UiccOrMe:
      description: Indicates whether GBA_ME or GBA_U is to be used for GBA push
      anyOf:
        - type: string
          enum:
            - GBA_ME
            - GBA_U
        - type: string

    SecFeature:
      description: Security features supported by the BSF or the NAF
      anyOf:
        - type: string
          enum:
            - GPL_U
        - type: string

    GbaType:
      description: Authentication type used by the UE for GBA
      anyOf:
        - type: string
          enum:
            - 3G_GBA
            - 2G_GBA
            - GBA_DIGEST
        - type: string

    UeIdType:
      description: Type of UE Identity (public or private)
      anyOf:
        - type: string
          enum:
            - PUBLIC
            - PRIVATE
        - type: string