Supports the Create NS Subscription operation and workflows which do the following sequence:

<Create NS Subscription: note: the following workflow is a template, and it can be enhanced as needed.>

• Supports SOL005-compliant Create NS Subscription operation

• Supports input parameters handling:

  • Initializes Parameters: set subscription filters

    • callback_uri

    • authentication

    • notification_types

    • operation_types

    • operation_states

    • ns_component_types

    • lcm_opname_impactin_nscomponent

    • lcm_opoccstatus_impacting_nscomponent

    • nsInstanceSubscriptionFilter

  • Creates Subscription ID: create subscription id

  • Checks valid auth info:

  • Checks Filter Type:

    • checks if the notification is NOTIFICATION_TYPE.NSLCM_OPERATION_OCCURRENCE_NOTIFICATION

  • Checks Valid:

    • Checks Callback_URI: check callback Uri

      • checks if the callbackUri exists in the NFVO_SUBSCRIPTION DB

        • if no subscription, return true

        • else 

          • checks additional filter types, notificationTypes, operationTypes, operationStates

            • if the filters are NOT equal, return false

          • checks ns instance filter, If the filter type is not equal, return false

        • return true

  • saves subscription request to database

  • returns response with subscription
    *