Page Status: Updated for
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Oslo
Component Status: Updated by PTL
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Last Reviewed:
Certified by:
1. High Level Component Definition and Architectural Relationships
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In the Honolulu release the CLAMP component was successfully integrated into the Policy component as a PoC (see
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2. API Definitions
2a. Exposed APIs
| Interface Name | Definition | Capabilities | Version | Status | Payload Model(s) | API Spec (Swagger) |
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| POE-1 | Policy Type Design | Allows applications to create, update, delete, and query PolicyType entities so that they become available for use in ONAP by applications such as CLAMP. | 1.0.0 | production | tosca.policies.root | https://docs.onap.org/projects/onap-policy-parent/en/latest/api/api.html#api-swagger |
| POE-2 | Policy Design | Allows applications (such as CLAMP and Integration) to create, update, delete, and query Policy entities. | 1.0.0 | production | tosca.policies.root | https://docs.onap.org/projects/onap-policy-parent/en/latest/api/api.html#api-swagger |
| POE-3 | Policy Administration | Support CRUD of PDP groups and subgroups and to support the deployment and life cycles of PolicyImpl entities (TOSCA Policy and PolicyTypeImpl entities) on PDP sub groups and PDPs. | 1.0.0 | production | Embedded | https://docs.onap.org/projects/onap-policy-parent/en/latest/pap/pap.html#pap-rest-api-swagger |
| POE-4 | Data Ingress | Listen on a DMaaP topic. | production | Messages of interest are described in the policy logic DMaaP | ||
| POE-5 | Decision Query | Policy decisions are required by ONAP components to support the policy-driven ONAP architecture. Policy Decisions are implemented using the XACML and Apex PDPs. The calling application (which may be another policy – e.g. invocation of a guard policy from PDP-D) must provide attributes in order for the PDP to return a correct decision. | NA | production | Defined by policy | https://docs.onap.org/projects/onap-policy-parent/en/latest/xacml/decision-api.html |
| CLPOE-1 | Control Loop Lifecycle Management and Polciy Lifecycle Management Interface | A user interface (GUI) for:
| NA | Defined by policy | NA (GUI) |
2b. Consumed APIs
| Interface Name | Consumed by | Description | API Spec (Swagger) | ||||||||
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| AAF | Policy Framework | Authentication and authorization | |||||||||
| DMaaP | Policy Framework Policies | Policy framework uses DMaaP for SDC subscriptions and internal communication. Policies use DMaaP as a transport for contextual information from various sources | |||||||||
| CLSDC-1 | Policy/CLAMP |
| https://docs.onap.org/projects/onap-sdc/en/latest/offeredapis.html | ||||||||
| CLDCAE-1 | Policy/CLAMP |
| https://docs.onap.org/projects/onap-dcaegen2/en/latest/sections/apis/inventory.html | ||||||||
| CLDCAE-2 | Policy/CLAMP | Deploy/remove DCAE µS. | https://docs.onap.org/projects/onap-dcaegen2/en/latest/sections/apis/deployment-handler.html | ||||||||
| CLCDS-1 | Policy/CLAMP | Get list of operations/actions and corresponding payload for Operational Policy where selected actor is "CDS". |
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| AAI | Policies | Enrich ingress data with topology information | |||||||||
| SO | Policies | Trigger orchestration actions (policy driven) | |||||||||
| Policies | Trigger control actions (policy driven) | ||||||||||
| Other | Policies | Trigger any interface defined in a policy, for example, trouble ticketing |
3. Component Description
The ONAP Policy Framework is a comprehensive policy design, deployment, and execution environment. The Policy Framework is the decision making component in an ONAP system. It allows you to specify, deploy, and execute the governance of the features and functions in your ONAP system, be they closed loop, orchestration, or more traditional open loop use case implementations. The Policy Framework is the component that is the source of truth for all policy decisions
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https://docs.onap.org/projects/onap-policy-clamp/en/latest/index.html#master-index
4. Known System Limitations
https://docs.onap.org/projects/onap-policy-parent/en/latest/release-notes.html
5. System Deployment Architecture
https://docs.onap.org/projects/onap-policy-parent/en/latest/installation/installation.html
6. New Release Capabilities
The main new capability introduced in this release is the integration of the CLAMP component under the policy umbrella (see
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- Stateless PAP (Keep no state in PAP runtime container, so state retrieval would be from database).
- Interoperability of Native and non-native policies in the Drools PDP.
- Healthcheck status improvements as well as statistics reporting.
7. References
- Istanbul architecture description https://docs.onap.org/projects/onap-policy-parent/en/latest/architecture/architecture.html
Policy Framework API's - https://docs.onap.org/projects/onap-policy-parent/en/latest/offeredapis.html
- Policy/CLAMP:
- CLAMP Overview : https://docs.onap.org/projects/onap-policy-clamp/en/latest/index.html#master-index
- CLAMP internal interfaces: https://docs.onap.org/projects/onap-policy-clamp/en/latest/_downloads/d25f20712a4cf2524a1cf13242349743/swagger.pdf
- CLAMP User Guide: https://docs.onap.org/projects/onap-policy-clamp/en/latest/user-guide.html#