openapi: 3.0.0

info:
  title: Nnef_SMContext
  version: 1.0.0.alpha-2
  description: |
    Nnef SMContext Service.
    © 2020, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TSDSI, TTA, TTC).
    All rights reserved.

externalDocs:
  description: 3GPP TS 29.541 V16.0.0; 5G System; Session Management Services for Non-IP Data Delivery (NIDD).
  url: http://www.3gpp.org/ftp/Specs/archive/29_series/29.541/

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

security:
  - {}
  - oAuth2ClientCredentials:
    - nnef-smcontext

paths:
  /sm-contexts:
    post:
      summary: Create SM Context
      operationId: Create
      tags:
        - SM Contexts Collection (Collection)
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SmContextCreateData'
      responses:
        '201':
          description: Success
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SmContextCreatedData'
          headers:
            Location:
              description: >
                'Contains the URI of the newly created Individual SM Context resource, according to the structure:
                {apiRoot}/nnef-smcontext/<version>/sm-contexts/{smContextId}'
              required: true
              schema:
                type: string
        '400':
          $ref: 'TS29571_CommonData.yaml#/components/responses/400'
        '403':
          $ref: 'TS29571_CommonData.yaml#/components/responses/403'
        '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'
        '503':
          $ref: 'TS29571_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29571_CommonData.yaml#/components/responses/default'
      callbacks:
        StatusNotify:
          '{$request.body#/notificationUri}':
            post:
              requestBody:
                required: true
                content:
                  application/json:
                    schema:
                      $ref: '#/components/schemas/SmContextStatusNotification'
              responses:
                '204':
                  description: No Content, Notification was succesfull
                '400':
                  $ref: 'TS29571_CommonData.yaml#/components/responses/400'
                '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'
                '503':
                  $ref: 'TS29571_CommonData.yaml#/components/responses/503'
                default:
                  $ref: 'TS29571_CommonData.yaml#/components/responses/default'

  /sm-contexts/{smContextId}/release:
    post:
      summary: Delete SM Context
      operationId: Delete
      tags:
        - Individual SM Context (Document)
      parameters:
        - name: smContextId
          in: path
          description: SM Context Resource ID
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SmContextReleaseData'
      responses:
        '200':
          description: OK. Resource representation is returned
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SmContextReleasedData'
        '204':
          description: No Content.
        '400':
          $ref: 'TS29571_CommonData.yaml#/components/responses/400'
        '404':
          $ref: 'TS29571_CommonData.yaml#/components/responses/404'
        '406':
          $ref: 'TS29571_CommonData.yaml#/components/responses/406'
        '429':
          $ref: 'TS29571_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29571_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29571_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29571_CommonData.yaml#/components/responses/default'

  /sm-contexts/{smContextId}/update:
    post:
      summary: Update SM Context
      operationId: Update
      tags:
        - Individual SM Context (Document)
      parameters:
        - name: smContextId
          in: path
          description: SM Context Resource ID
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SmContextUpdateData'
      responses:
        '204':
          description: No Content.
        '400':
          $ref: 'TS29571_CommonData.yaml#/components/responses/400'
        '404':
          $ref: 'TS29571_CommonData.yaml#/components/responses/404'
        '406':
          $ref: 'TS29571_CommonData.yaml#/components/responses/406'
        '429':
          $ref: 'TS29571_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29571_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29571_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29571_CommonData.yaml#/components/responses/default'

  /sm-contexts/{smContextId}/deliver:
    post:
      summary: Deliver Uplink MO Data
      operationId: Deliver
      tags:
        - Individual SM Context (Document)
      parameters:
        - name: smContextId
          in: path
          description: SM Context Resource ID
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          multipart/related:  # message with binary body part(s)
            schema:
              type: object
              properties: # Request parts
                jsonData:
                  $ref: '#/components/schemas/DeliverReqData'
                binaryMoData:
                  type: string
                  format: binary
            encoding:
              jsonData:
                contentType:  application/json
              binaryMoData:
                contentType:  application/octet-stream
                headers:
                  Content-Id:
                    schema:
                      type: string
      responses:
        '204':
          description: No Content.
        '400':
          $ref: 'TS29571_CommonData.yaml#/components/responses/400'
        '404':
          $ref: 'TS29571_CommonData.yaml#/components/responses/404'
        '406':
          $ref: 'TS29571_CommonData.yaml#/components/responses/406'
        '429':
          $ref: 'TS29571_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29571_CommonData.yaml#/components/responses/500'
        '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:
            nnef-smcontext: Access to the Nnef_SMContext API

  schemas:
#
#  Structured Data Types
#
    SmContextCreateData:
      type: object
      properties:
        supi:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Supi'
        pduSessionId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/PduSessionId'
        dnn:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Dnn'
        snssai:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Snssai'
        nefId:
          type: string
          description: This IE shall contain the NEF ID of the target NEF.
        dlNiddEndPoint:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uri'
        notificationUri:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uri'
        niddInfo:
          $ref: '#/components/schemas/NiddInformation'
        rdsSupport:
          type: boolean
          description: |
            When present, this IE shall indicate the UE capability to support RDS.
            The value of this IE shall be set as following
             - true  UE supports RDS
             - false (default)  UE does not support RDS
        smContextConfig:
          $ref: '#/components/schemas/SmContextConfiguration'
        supportedFeatures:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SupportedFeatures'
      required:
        - supi
        - pduSessionId
        - dnn
        - snssai
        - nefId
        - dlNiddEndPoint
        - notificationUri

    SmContextCreatedData:
      type: object
      properties:
        supi:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Supi'
        pduSessionId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/PduSessionId'
        dnn:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Dnn'
        snssai:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Snssai'
        nefId:
          type: string
          description: This IE shall contain the NEF ID of the target NEF.
        rdsSupport:
          type: boolean
          description: |
            When present, this IE shall indicate the NEF capability to support RDS.
            The value of this IE shall be set as following
              - true  NEF supports RDS
              - false (default)  NEF does not support RDS
        supportedFeatures:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SupportedFeatures'
      required:
        - supi
        - pduSessionId
        - dnn
        - snssai
        - nefId

    SmContextReleaseData:
      type: object
      properties:
        cause:
          $ref: '#/components/schemas/ReleaseCause'
      required:
        - cause

    SmContextReleasedData:
      type: object
      properties:
        smallDataRateStatus:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SmallDataRateStatus'

    SmContextStatusNotification:
      type: object
      properties:
        status:
          $ref: '#/components/schemas/SmContextStatus'
        smContextId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uri'
        smallDataRateStatus:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SmallDataRateStatus'
      required:
        - status
        - smContextId

    NiddInformation:
      type: object
      properties:
        extGroupId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/ExternalGroupId'
        gpsi:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Gpsi'
        afId:
          type: string
          description: When present, this IE shall contain the AF Id used for the SM Context.

    SmContextConfiguration:
      type: object
      properties:
        smalDataRateControl:
          $ref: '#/components/schemas/SmallDataRateControl'
        smallDataRateStatus:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SmallDataRateStatus'
        servPlmnDataRateCtl:
          type: integer
          minimum: 10
          nullable: true
          description: >
            When present, this IE shall contain the maximum allowed number of
            Downlink NAS Data PDUs per deci hour of the serving PLMN, as specified
            in subclause 5.31.14.2 of 3GPP TS 23.501 [2].
              Minimum  10

    SmallDataRateControl:
      type: object
      properties:
        timeUnit:
          $ref: '#/components/schemas/SmallDataRateControlTimeUnit'
        maxPacketRateUl:
          type: integer
        maxPacketRateDl:
          type: integer
        maxAdditionalPacketRateUl:
          type: integer
        maxAdditionalPacketRateDl:
          type: integer
      required:
        - timeUnit

    SmContextUpdateData:
      type: object
      properties:
        dlNiddEndPoint:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uri'
        notificationUri:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uri'
        smContextConfig:
          $ref: '#/components/schemas/SmContextConfiguration'

    DeliverReqData:
      type: object
      properties:
        data:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/RefToBinaryData'
        moExpDataInd:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/MoExceptionDataFlag'
      required:
        - data
#
#  Simple Data Types
#


#
#  Enumeration Data Types
#
    SmContextStatus:
      anyOf:
      - type: string
        enum:
          - RELEASED
      - 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
        - RELEASED: Indicates that the Individual SM Context for NIDD is released.

    SmallDataRateControlTimeUnit:
      anyOf:
      - type: string
        enum:
          - MINUTE
          - HOUR
          - DAY
          - WEEK
          - 6MINUTES
      - 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
        - MINUTE: Indicates the rate control is applied per minute.
        - HOUR: Indicates the rate control is applied per hour.
        - DAY: Indicates the rate control is applied per day.
        - WEEK: Indicates the rate control is applied per week.
        - 6MINUTES: Indicates the rate control is applied per 6 minutes.

    ReleaseCause:
      anyOf:
      - type: string
        enum:
          - PDU_SESSION_RELEASED
      - 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: >
        The cause to release the SM Context. Possible values are
        - PDU_SESSION_RELEASED: Indicates that the Individual SM Context for NIDD is released.