TS29523_Npcf_EventExposure.yaml

openapi: 3.0.0
info:
  version: 1.3.0-alpha.3
  title: Npcf_EventExposure
  description: |
    PCF Event Exposure Service.  
    © 2023, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TSDSI, TTA, TTC).  
    All rights reserved.

externalDocs:
  description: 3GPP TS 29.523 V18.2.0; 5G System; Policy Control Event Exposure Service; Stage 3.
  url: https://www.3gpp.org/ftp/Specs/archive/29_series/29.523/

servers:
  - url: '{apiRoot}/npcf-eventexposure/v1'
    variables:
      apiRoot:
        default: https://example.com
        description: apiRoot as defined in clause 4.4 of 3GPP TS 29.501
        
security:
  - {}
  - oAuth2ClientCredentials:
    - npcf-eventexposure

paths:
  /subscriptions:
    post:
      summary: Creates a new Individual Policy Control Events Subscription resource
      operationId: PostPcEventExposureSubsc
      tags:
        - Policy Control Events Subscription (Collection)
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PcEventExposureSubsc'
      responses:
        '201':
          description: Success
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PcEventExposureSubsc'
          headers:
            Location:
              description: >
                Contains the URI of the created individual policy control events subscription
                resource, according to the structure
                {apiRoot}/npcf-eventexposure/v1/subscriptions/{subscriptionId}
              required: true
              schema:
                type: string
        '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'
        '502':
          $ref: 'TS29571_CommonData.yaml#/components/responses/502'
        '503':
          $ref: 'TS29571_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29571_CommonData.yaml#/components/responses/default'
      callbacks:
        PcEventNotification:
          '{$request.body#/notifUri}': 
            post:
              requestBody:
                required: true
                content:
                  application/json:
                    schema:
                      $ref: '#/components/schemas/PcEventExposureNotif'
              responses:
                '204':
                  description: No Content, Notification was succesfull.
                '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'
                '502':
                  $ref: 'TS29571_CommonData.yaml#/components/responses/502'
                '503':
                  $ref: 'TS29571_CommonData.yaml#/components/responses/503'
                default:
                  $ref: 'TS29571_CommonData.yaml#/components/responses/default'
  /subscriptions/{subscriptionId}:
    get:
      summary: "Reads an existing Individual Policy Control Events Subscription"
      operationId: GetPcEventExposureSubsc
      tags:
        - Individual Policy Control Events Subscription (Document)
      parameters:
        - name: subscriptionId
          in: path
          description: Policy Control Event Subscription ID.
          required: true
          schema:
            type: string
      responses:
        '200':
          description: OK. Resource representation is returned.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PcEventExposureSubsc'
        '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'
        '406':
          $ref: 'TS29571_CommonData.yaml#/components/responses/406'
        '429':
          $ref: 'TS29571_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29571_CommonData.yaml#/components/responses/500'
        '502':
          $ref: 'TS29571_CommonData.yaml#/components/responses/502'
        '503':
          $ref: 'TS29571_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29571_CommonData.yaml#/components/responses/default'
    put:
      summary: "Modifies an existing Individual Policy Control Events Subscription "
      operationId: PutPcEventExposureSubsc
      tags:
        - Individual Policy Control Events Subscription (Document)
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PcEventExposureSubsc'
      parameters:
        - name: subscriptionId
          in: path
          description: Policy Control Event Subscription ID.
          required: true
          schema:
            type: string
      responses:
        '200':
          description: OK. Resource was succesfully modified and representation is returned.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PcEventExposureSubsc'
        '204':
          description: No Content. Resource was succesfully modified.
        '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'
        '502':
          $ref: 'TS29571_CommonData.yaml#/components/responses/502'
        '503':
          $ref: 'TS29571_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29571_CommonData.yaml#/components/responses/default'
    delete:
      summary: "Cancels an existing Individual Policy Control Events Subscription "
      operationId: DeletePcEventExposureSubsc
      tags:
        - Individual Policy Control Events Subscription (Document)
      parameters:
        - name: subscriptionId
          in: path
          description: Policy Control Event Subscription ID.
          required: true
          schema:
            type: string
      responses:
        '204':
          description: No Content. Resource was succesfully deleted.
        '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'
        '429':
          $ref: 'TS29571_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29571_CommonData.yaml#/components/responses/500'
        '502':
          $ref: 'TS29571_CommonData.yaml#/components/responses/502'
        '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:
            npcf-eventexposure: Access to the Npcf_EventExposure API.

  schemas:
  
    PcEventExposureNotif:
      description: >
        Represents notifications about Policy Control events related to an Individual
        Policy Events Subscription resource.
      type: object
      properties:
        notifId:
          type: string
        eventNotifs:
          type: array
          items:
            $ref: '#/components/schemas/PcEventNotification'
          minItems: 1
      required:
        - notifId
        - eventNotifs

          
    PcEventExposureSubsc:
      description: Represents an Individual Policy Events Subscription resource.
      type: object
      properties:
        eventSubs:
          type: array
          items:
            $ref: '#/components/schemas/PcEvent'
          minItems: 1
        eventsRepInfo:
          $ref: '#/components/schemas/ReportingInformation'
        groupId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/GroupId'
        filterDnns:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Dnn'
          minItems: 1
        filterSnssais:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Snssai'
          minItems: 1
        snssaiDnns:
          type: array
          items:
            $ref: '#/components/schemas/SnssaiDnnCombination'
          minItems: 1
        filterServices:
          type: array
          items:
            $ref: '#/components/schemas/ServiceIdentification'
          minItems: 1
        appIds:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/ApplicationId'
          minItems: 1
        notifUri:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uri'
        notifId:
          type: string
        eventNotifs:
          type: array
          items:
            $ref: '#/components/schemas/PcEventNotification'
          minItems: 1
        suppFeat:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SupportedFeatures'
      required:
        - eventSubs
        - notifId
        - notifUri
        
    ReportingInformation:
      description: Represents the type of reporting that the subscription requires.
      type: object
      properties:
        immRep: 
          type: boolean
        notifMethod:
          $ref: 'TS29508_Nsmf_EventExposure.yaml#/components/schemas/NotificationMethod'
        maxReportNbr:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
        monDur:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DateTime'
        repPeriod:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DurationSec'
        sampRatio:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SamplingRatio'
        partitionCriteria:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/PartitioningCriteria'
          minItems: 1
          description: Criteria for partitioning the UEs before applying the sampling ratio.
        grpRepTime:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DurationSec'
        notifFlag:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/NotificationFlag'
        notifFlagInstruct:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/MutingExceptionInstructions'
        mutingSetting:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/MutingNotificationsSettings'
          
    ServiceIdentification:
      description: Identifies the service to which the subscription applies.
      type: object
      properties:
        servEthFlows:
          type: array
          items:
            $ref: '#/components/schemas/EthernetFlowInfo'
          minItems: 1
        servIpFlows:
          type: array
          items:
            $ref: '#/components/schemas/IpFlowInfo'
          minItems: 1
        afAppId:
          $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/AfAppId'
      # All conditions in allOf must be met
      allOf:
        # First condition is that servEthFlows and servIpFlows are mutually exclusive
        - not:
            required: [servEthFlows, servIpFlows]
        # Second condition is that at least one the servEthFlows, servIpFlows and afAppId shall be present
        - anyOf:
          - required: [servEthFlows]
          - required: [servIpFlows]
          - required: [afAppId]
            
    EthernetFlowInfo:
      description: Identifies an UL/DL ethernet flow.
      type: object
      properties:
        ethFlows: 
          type: array
          items:
            $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/EthFlowDescription'
          minItems: 1
          maxItems: 2
        flowNumber:
          type: integer
      required:
        - flowNumber
    
    IpFlowInfo:
      description: Identifies an UL/DL IP flow.
      type: object
      properties:
        ipFlows:
          type: array
          items:
            $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/FlowDescription'
          minItems: 1
          maxItems: 2
        flowNumber:
          type: integer
      required:
        - flowNumber
        
    PcEventNotification:
      description: Represents the information reported for a Policy Control event.
      type: object
      properties:
        event:
          $ref: '#/components/schemas/PcEvent'
        accType:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/AccessType'
        addAccessInfo:
          $ref: 'TS29512_Npcf_SMPolicyControl.yaml#/components/schemas/AdditionalAccessInfo'
        relAccessInfo:
          $ref: 'TS29512_Npcf_SMPolicyControl.yaml#/components/schemas/AdditionalAccessInfo'
        anGwAddr:
          $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/AnGwAddress'
        ratType: 
          $ref: 'TS29571_CommonData.yaml#/components/schemas/RatType'
        plmnId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/PlmnIdNid'
        satBackhaulCategory: 
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SatelliteBackhaulCategory'
        appliedCov:
          $ref: 'TS29534_Npcf_AMPolicyAuthorization.yaml#/components/schemas/ServiceAreaCoverageInfo'
        supi:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Supi'
        gpsi:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Gpsi'
        timeStamp:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DateTime'
        pduSessionInfo:
          $ref: '#/components/schemas/PduSessionInformation'
        appId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/ApplicationId'
        repServices:
          $ref: '#/components/schemas/ServiceIdentification'
        delivFailure:
          $ref: 'TS29522_ServiceParameter.yaml#/components/schemas/Failure'
      required:
        - event
        - timeStamp
        
    PduSessionInformation:
      description: Represents PDU session identification information.
      type: object
      properties:
        snssai:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Snssai'
        dnn:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Dnn'
        ueIpv4:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Ipv4Addr'
        ueIpv6:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Ipv6Prefix'
        ipDomain:
          type: string
        ueMac:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/MacAddr48'
      required:
        - snssai
        - dnn
      oneOf:
        - required: [ueMac]
        - anyOf:
          - required: [ueIpv4]
          - required: [ueIpv6]
    SnssaiDnnCombination:
      description: Represents a combination of S-NSSAI and DNN(s).
      type: object
      properties:
        snssai:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Snssai'
        dnns:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Dnn'
          minItems: 1

# Simple data types and Enumerations

    PcEvent:
      description: Represents the policy control events that can be subscribed.
      anyOf:
      - type: string
        enum:
          - AC_TY_CH
          - PLMN_CH
          - SAC_CH
          - SAT_CATEGORY_CH
          - SUCCESS_UE_POL_DEL_SP
          - UNSUCCESS_UE_POL_DEL_SP
          - APPLICATION_START
          - APPLICATION_STOP
      - type: string
        description: >
          This string provides forward-compatibility with future extensions to the enumeration
          and is not used to encode content defined in the present version of this API.