openapi: 3.0.0
info:
  title: CAPIF_Security_API
  description: |
    API for CAPIF security management.
    © 2020, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TSDSI, TTA, TTC).
    All rights reserved.
  version: "1.0.3"
externalDocs:
  description: 3GPP TS 29.222 V15.7.0 Common API Framework for 3GPP Northbound APIs
  url: http://www.3gpp.org/ftp/Specs/archive/29_series/29.222/
servers:
  - url: '{apiRoot}/capif-security/v1'
    variables:
      apiRoot:
        default: https://example.com
        description: apiRoot as defined in subclause 7.5 of 3GPP TS 29.222.
paths:

  /trustedInvokers/{apiInvokerId}:
    get:
      parameters:
        - name: apiInvokerId
          in: path
          description: Identifier of an individual API invoker
          required: true
          schema:
            type: string
        - name: authenticationInfo
          in: query
          description: When set to 'true', it indicates the CAPIF core function to send the authentication information of the API invoker. Set to false or omitted otherwise.
          schema:
            type: boolean
        - name: authorizationInfo
          in: query
          description: When set to 'true', it indicates the CAPIF core function to send the authorization information of the API invoker. Set to false or omitted otherwise.
          schema:
            type: boolean
      responses:
        '200':
          description: The security related information of the API Invoker based on the request from the API exposing function.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ServiceSecurity'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '406':
          $ref: 'TS29122_CommonData.yaml#/components/responses/406'
        '414':
          $ref: 'TS29122_CommonData.yaml#/components/responses/414'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'
    put:
      parameters:
        - name: apiInvokerId
          in: path
          description: Identifier of an individual API invoker
          required: true
          schema:
            type: string
      requestBody:
        description: create a security context for an API invoker
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ServiceSecurity'
      callbacks:
        notificationDestination:
          '{request.body#/notificationDestination}':
            post:
              requestBody: 
                required: true
                content:
                  application/json:
                    schema:
                      $ref: '#/components/schemas/SecurityNotification'
              responses:
                '204':
                  description: No Content (successful notification)
                '400':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/400'
                '401':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/401'
                '403':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/403'
                '404':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/404'
                '411':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/411'
                '413':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/413'
                '415':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/415'
                '429':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/429'
                '500':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/500'
                '503':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/503'
                default:
                  $ref: 'TS29122_CommonData.yaml#/components/responses/default'
      responses:
        '201':
          description: Successful created.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ServiceSecurity'
          headers:
            Location:
              description: 'Contains the URI of the newly created resource, according to the structure: {apiRoot}/capif-security/v1/trustedInvokers/{apiInvokerId}'
              required: true
              schema:
                type: string
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '414':
          $ref: 'TS29122_CommonData.yaml#/components/responses/414'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'
    delete: 
      parameters:
        - name: apiInvokerId
          in: path
          description: Identifier of an individual API invoker
          required: true
          schema:
            type: string
      responses:
        '204':
          description: No Content (Successful deletion of the existing subscription)
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'
  /trustedInvokers/{apiInvokerId}/update:
    post:
      parameters:
        - name: apiInvokerId
          in: path
          description: Identifier of an individual API invoker
          required: true
          schema:
            type: string
      requestBody:
        description: Update the security context (e.g. re-negotiate the security methods).
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ServiceSecurity'
      responses:
        '200':
          description: Successful updated.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ServiceSecurity'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

  /trustedInvokers/{apiInvokerId}/delete:
    post:
      parameters:
        - name: apiInvokerId
          in: path
          description: Identifier of an individual API invoker
          required: true
          schema:
            type: string
      requestBody:
        description: Revoke the authorization of the API invoker for APIs.
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SecurityNotification'
      responses:
        '204':
          description: Successful revoked.
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

  /securities/{securityId}/token:
    post:
      parameters:
        - name: securityId
          in: path
          description: Identifier of an individual API invoker
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/AccessTokenReq'
      responses:
        '200':
          description: Successful Access Token Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AccessTokenRsp'
        '400':
          description: Error in the Access Token Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AccessTokenErr'

components:
  schemas:
    ServiceSecurity:
      type: object
      properties:
        securityInfo:
          type: array
          items:
            $ref: '#/components/schemas/SecurityInformation'
          minimum: 1
        notificationDestination:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/Uri'
        requestTestNotification:
          type: boolean
          description: Set to true by API invoker to request the CAPIF core function to send a test notification as defined in in subclause 7.6. Set to false or omitted otherwise.
        websockNotifConfig:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/WebsockNotifConfig'
        supportedFeatures:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SupportedFeatures'
      required:
        - securityInfo
        - notificationDestination
    SecurityInformation:
      type: object
      properties:
        interfaceDetails:
          $ref: 'TS29222_CAPIF_Publish_Service_API.yaml#/components/schemas/InterfaceDescription'
        aefId:
          type: string
          description: Identifier of the API exposing function
        prefSecurityMethods:
          type: array
          items:
            $ref: 'TS29222_CAPIF_Publish_Service_API.yaml#/components/schemas/SecurityMethod'
          minItems: 1
          description: Security methods preferred by the API invoker for the API interface.
        selSecurityMethod:
          $ref: 'TS29222_CAPIF_Publish_Service_API.yaml#/components/schemas/SecurityMethod'
        authenticationInfo:
          type: string
          description: Authentication related information
        authorizationInfo:
          type: string
          description: Authorization related information
      required:
        - prefSecurityMethods
      oneOf:
        - required: [interfaceDetails]
        - required: [aefId]
    SecurityNotification:
      type: object
      properties:
        apiInvokerId:
          type: string
          description: String identifying the API invoker assigned by the CAPIF core function 
        aefId:
          type: string
          description: String identifying the AEF.
        apiIds:
          type: array
          items:
            type: string
          minItems: 1
          description: Identifier of the service API
        cause:
          $ref: '#/components/schemas/Cause'
      required:
        - apiInvokerId
        - apiIds
        - cause
    AccessTokenReq:
      format: x-www-form-urlencoded
      properties:
        grant_type:
          type: string
          enum:
            - client_credentials
        client_id:
          type: string
        client_secret:
          type: string
        scope:
          type: string
      required:
        - grant_type
        - client_id
    AccessTokenRsp:
      type: object
      properties:
        access_token:
          type: string
          description: JWS Compact Serialized representation of JWS signed JSON object (AccessTokenClaims)
        token_type:
          type: string
          enum:
            - Bearer
        expires_in:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/DurationSec'
        scope:
          type: string
      required:
        - access_token
        - token_type
        - expires_in
    AccessTokenClaims:
      type: object
      properties:
        iss:
          type: string
        scope:
          type: string
        exp:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/DurationSec'
      required:
        - iss
        - scope
        - exp
    AccessTokenErr:
      type: object
      properties:
        error:
          type: string
          enum:
            - invalid_request
            - invalid_client
            - invalid_grant
            - unauthorized_client
            - unsupported_grant_type
            - invalid_scope
        error_description:
          type: string
        error_uri:
          type: string
      required:
        - error
    Cause:
      anyOf:
      - type: string
        enum:
          - OVERLIMIT_USAGE
          - UNEXPECTED_REASON
      - type: string
        description: >
          This string provides forward-compatibility with future
          extensions to the enumeration but is not used to encode
          content defined in the present version of this API.
      description: >
        Possible values are
        - OVERLIMIT_USAGE: The revocation of the authorization of the API invoker is due to the overlimit usage of the service API
        - UNEXPECTED_REASON: The revocation of the authorization of the API invoker is due to unexpected reason.
