ARC Usecase-UI Component Description – Istanbul-R9

Page Status: Updated for Istanbul -  Jun 28, 2021 
Component Status: Pending PTL updates and ArchCom Review

Last Reviewed on:

Certified by:

1. High Level Component Definition and Architectural Relationships 



  • Usecase-UI is an application portal which provides the ability to manage ONAP service instances. 

  • Usecase-UI allows customers to create/delete/update service instances, as well as to monitor the alarm and performance of these instances.

2. API definitions

Usecase-UI provides the following interfaces(Since Usecase-UI doesn't offer APIs,  we just provide the architecture of the two portal):



Interface Definition

 Interface Capabilities

API Spec (Swagger)



Interface Definition

 Interface Capabilities

API Spec (Swagger)

UU-APIE-1

Operator Portal

User interface for operators:

  • Customer management

  • Package management (including NS, VNF, PNF and IBN)

  • Service lifecycle management for use cases (including CCVPN, SOTN, 5G slicing and so on)

  • Monitor

  • Network topology management

usecase-UI architecture

UU-APIE-2

Customer Portal

User interface for customer:

  • Service order

  • Service management

  • Service monitor

usecase-UI architecture

Note:   xxxI interface is a Component internal interface.  xxxxE interface is a component external interface

The provided UI interfaces are found at: Usecase-UI latest user guide

Usecase-UI consumes the following interfaces:

Interface Name

Interface Definition

 Interface Capabilities

API Spec (Swagger)

Interface Name

Interface Definition

 Interface Capabilities

API Spec (Swagger)

SDCE-6*

SDC Interface

An interface to receive resource Templates from SDC design catalog.

https://docs.onap.org/projects/onap-sdc/en/latest/offeredapis.html

SO-E-01*

Service and Resource order requests

Service Instance management (Service, Volume Group, VF Module, VNF)

Health check, global and node.

Infrastructure provider management (Certificates, networks, sub-networks, security groups)

https://docs.onap.org/projects/onap-so/en/latest/api/offered_consumed_apis.html

VFCE-2

Service Orchestrator / Policy Interface

An interface to allow Service Orchestrator and Policy request NS Lifecycle Management ( ETSI SOL-005 ).

https://docs.onap.org/projects/onap-vfc-nfvo-lcm/en/latest/platform/APIs/index.html

AAIE-1*

Inventory Service Interface

An interface to create, update, query, and delete resource information and relationships.

AAI REST API Documentation

MSBE-1*

Micro Service Bus Interface

An interface for registration and discovery with the ONAP Micro Service Bus.

Microservice Bus API Documentation

etsicatalogAPIE1~4

Modelling Tosca Parser Interfaces and catalog interfaces

An interface for the Tosca Parser from Modelling project to parse the NS and VNF Descriptors.

Etsicatalog API Document

DCAE-DES

DCAE Service Components

An interface for DataLake Exposure Service Rest APIs

DCAE R8 M2 Architecture Review

*Current description is based on Guilin documentation, will be updated accordingly if correspondent API update in Honolulu.

3. Component Description:

usecaseui-architecture-h.png

Usecase-UI  is a web application which contains  three parts: 

  • Usecase-UI GUI

  • Usecase-UI Server

  • Usecase-UI NLP Server(from I Release)

4. known system limitations

Now the component Redundancy and scaling depends on Kubernetes.

5. Used Models

Usecase-UI use the following models:

  • TOSCA  - VNF Descriptor/NS Descriptor  ETSI NFV SOL001  v2.4.1 & v2.5.1

6. System Deployment Architecture

Usecase-UI consists of 5 containers:

  • Usecase-UI-Operator Portal

  • Usecase-UI-Operator Server

  • Usecase-UI-Customer Portal

  • Usecase-UI-Customer Backend

  • Usecase-UI-NLP Server(from H Release)

7. New Release Capabilities

The Istanbul Release supports three capabilities:   

  1. IBN module:  Usecase UI will support kinds of service of intent management, such as creation, delete, deactivationvia adding a new “Intent-based Services” page

  2. IBN module:  Usecase UI will support the monitoring of intent-instance via adding a new monitoring page

  3. E2E Slicing: Usecase UI will support the binding of intent-instance and slicing business ID

8. References

Usecase-UI Installation & User Guide: usecase-ui docs