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On receipt or a shutdown request, the PDP completes or aborts any ongoing policy executions and shuts down gracefully.
2.2.3.
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3 Embedded PDP Startup and Shutdown
ONAP components may execute policies in their own run time environment or container. It is very important that policies executed by components in this way are administered by the PAP exactly as if they were executed in a standalone PDP. Providing a embedded PDP allows for policy administration to be carried out for embedded PDPs in exactly the same manner as for standalone PDPs. It also allows for context overlaps and conflicts to be detected across all policies running in ONAP.
The sequence for starting an embedded PDP is very similar to starting a standalone PDP. The difference is that the embedded PDP is started over a Java API by the component in which the PDP is embedded.
2.2.4 Policy Execution
Policy execution is the execution of a policy in a PDP. Policy enforcement occurs in the component that receives a policy decision.
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