Page Status:
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Reviewed by PTL - JAN-20-2021 / Feb-5-2021
Component Status: Pending ArchCom Review
Last Reviewed on:
Certified by: ChrisC
SDC High Level Component Definition and Architectural Relationships
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Main change : Make DCAE Designer optional for Guilin (eg : make it enable/disable via helm chart, retire in next release) → replaced by DCAE-MOD
2. SDC Component Description:
SDC is the Centralized ONAP Design Time Platform
- SDC Provides Service Provider a seamless design time user experience
- Allow SP to configure for its design environment including user roles and design workflows
- Import generic ONAP management functions (MS, Flows, Policies) from ONAP developed software and SP’s adaptations (1) (2)
- Onboard & Design resource level network functions (VNF, PNF) (3)
- Compose Service models with resources (4)
- Design Service Provider specific Management Flows and Policies for the Resource or Service Model (5)
- SDC integrates multi design tools into one platform
- Provide ONAP development a “Pluggable framework” for easy design tools integration
- SDC Provides a common Catalog for designed objects
- Support robust catalog cataloging capabilities for storage and management of ONAP standard compliant data models
- Provide linkage & management of SP’s Test/validation process & artifacts for certification of the designed models (6)
- Distributes models to runtime for execution (7)
3 SDC Target Functional Architecture
SDC provides 3 functionally distinct layers with modular software, integrated with internal APIs
4. SDC Current Release API definitions
SDC provides the following interfaces:
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SDC consumes the following interfaces:
| Interface | PurposePuPurpose | API Spec (Swagger) |
|---|---|---|
| VNFSDKE-3 | Upload VNF/PNF packagess for test purpose, and retrieve VNF/PNFs packages from the marketplace.Se | |
| VNFSDKE-4VN | Request VNF/PNF validation tests and obtain the result |
5.
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The SDC Guilin view is:
Guilin changes :
- Disable DCAE Designer (replaced by DCAE-MOD) and make it optional, retire in next release
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New Capabilities in this Release
SDC Release planning for R8 : SDC R8 Release Planning (link between REQ JIRA and SDC Epics/Stories)
1) Use Case Impact :
No new use case impacting SDC for H release
2) Functional Impact :
ARC reviews of new functional features :
| Requirement | Description | Arch Review link | ArchComm decision  | Arch Impact ? | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ONAP CNF orchestration - Honolulu Enhancements |
| Approved | No, enhancements to existing feature | ||||||||||||||||||||
| PNF Software Upgrade enhancement |
| Approved | No, enhancements to existing feature | ||||||||||||||||||||
| ETSI-Alignment for Honolulu |
| Approved | No, enhancements to existing feature | ||||||||||||||||||||
| ONAP/3GPP & O-RAN Alignment-Standards Defined Notifications over VES (Honolulu) |
| Approved | No, enhancements to existing feature | ||||||||||||||||||||
| ONAP to support Multi Tenancy (part 2) |
| Approved | No, enhancements to existing feature |
Full Arch review status for functional : Honolulu-R8 Functional Requirements Architecture Reviews
3) Non Functional Impact
| Requirement | Description | Arch Review link | ArchComm decision | Arch Impact | ||||||||||||||||||||
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| Best Practice (to apply to new code) |
| Pending review | No, mostly only about ensuring proper encryption algorithms | ||||||||||||||||||||
| Best Practice (to apply to new code) |
| N/A (Arch review not required) | No, select most appropriate version for new dependency, if any | ||||||||||||||||||||
| Global Requirement (apply to all code) |
| Closed | No, already done on SDC | ||||||||||||||||||||
| Global Requirement (apply to all code) |
| Closed | No, already done on SDC |
Full Arch review status for non functional : Honolulu-R8 NonFunctional Requirements Architecture Reviews
6.Honolulu Functional View (No change)
The SDC Honolulu view is:
7 SDC Architecture Evolution (optional item)
The goals of the SDC evolution are:
- Seamless Design Time user experience based on user’s roles and design workflow
- Pluggable Framework to integrate multiple external developed design tools into SDC
- One consolidated Design Catalog with common models in SDC to drive ONAP runtime
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8 SDC Overall ONAP Architecture Principle Compliance
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9 The SDC near term focus on architecture
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deficiencies are (optional):
User experience:
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- Support common data model as defined by the modelling team
- Model Data Lifecycle Management
- Runtime Distribution Version Management
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10 SDC - Current System Deployment Architecture - OOM Helm view
User Experience layer (Frontend Jetty Server)
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