Table of Contents
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The DCAE services components includes all the microservices - collectors, analytics and event processor which supports active data-flows and processing as required by ONAP usecases. The architecture of DCAE targets flexible, micros-service oriented, model based component design and deployment. DCAE offers support for multi-site collection and analytics operations which are essential for large ONAP deployments.
2. New component capabilities for
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London, i.e. the functional enhancements
Following are the planned scope for Kohn London release (more info on the commitment and supporting companies documented under DCAE R12 London M2 Release Planning)
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- Bug fixes for MOD/Helm-gen (log.path setting override) Support TSC approved ONAP Usecases and Features (details below*
REQ-1379 - Improve DCAE PRH to handle Early PNF Registrations (DT)
- Alignment with TSC/SECCOM Global requirements & TSC/SECCOM Best Practice
- OpenSSF Best Practice progression (target Gold badging)
- SBOM Report integration with CI and validation*
- Continue AAF certificate dependency removal (by making it a configurable property)
- Microservice enhancements in support for ONAP usecases/features
- SliceAnalysis Ms (under E2E Slicing/IBN/CCVPN), SON-Handler (5G SON)
- Enable automated static-check code review/scan with CI/verify job
- Improving code coverage across all DCAE components
- DCAE backlog reduction
- Archival of DCAE MOD repositories and components
* Pending committment (dependent on community contribution/support)
Services Introduction
Following new service will be delivered for Kohnis targetted for London (Supported by Wipro)
- ML MS (REQ-1074)
- Repository : https://git.onap.org/dcaegen2/services/tree/components/ml-prediction-ms (introduced as new subproject under existing repo)
- ML MS (REQ-1074)
Refer DCAE R11 Kohn R12 London M2 Release Planning#Scope for more details
Deprecation Notice:
- Acumos Adapter
DCAE MOD under assessment for EOL with London release
DCAEMOD will be deprecated from DCAE in London release.
Background : DCAE MOD was introduced in Frankfurt release to address following requirements:
- Simplified and streamlined onboarding for DCAE components/microservice and distribute the deployment artifact with DCAE-Core Platform (Cloudify)
- Provide Common Catalog for reusable DCAE microservices for Designer to leverage
- Enable automated onboarding for ML microservices from Acumos.
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Acumos project has been archived under LF (end of 2021). And with DCAE platform transformation feature, requirement
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#a and
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#b are less critical as the onboarding/deployment are easily managed through Helm-Charts and catalog supported through Chartmuseum (or any other registry).
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As some MOD components are on java8 due to upstream dependency with Apache/Nifi project on java8 and have SECCOM exception currently
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KOHN Deployment
, team had decided to retire MOD.
(TSC Notification : https://lists.onap.org/g/onap-tsc/topic/dcae_mod_eol_with_london/92490689)
Deployment
3. New or modified interfaces
New External interfaces
- None
Modified interfaces
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With REQ-1379 (Improve DCAE PRH to handle Early PNF Registrations) - PRH publish interface will be switched to use Kafka API directly (replacing DMAAP). No change/impact to SO.
Deprecated interfaces
- With deprecation of Acumos Adapter, interface with Acumos project will no longer be supported
4. Interface naming
DCAE R11 Kohn R12 London M2 Release Planning#APIOutgoingDependencies
DCAE R11 Kohn R12 London M2 Release Planning#APIIncomingDependencies
5. Reference to the interfaces
DCAE R11 Kohn R12 London M2 Release Planning#APIOutgoingDependencies
Existing platform API's - https://docs.onap.org/projects/onap-dcaegen2/en/latest/sections/offeredapis.html
DCAE Platform
DCAE Service Components
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6. What are the system limits
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VES Collector Performance Test
PM-Mapper performance baseline
Datafile Collector (DFC) performance baseline results
HV-VES Performance Test
7. Involved use cases, architectural capabilities or functional requirements
- Usecases - DCAE R11 Kohn R12 London M2 Release Planning#JakartaUsecaseswithDCAEimpact
- Features - DCAE R11 Kohn R12 London M2 Release Planning#JakartaFeatureswithDCAEImpact
8. Platform Maturity Targets
Kohn London Release Platform Maturity
Global Requirement and Best Practices - DCAE R11 Kohn R12 London M2 Release Planning#BestPractices/GLOBALRequirements
9. Listing of new or impacted models used by the project (for information only)
No model changes planned for Kohn London release