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Related Jira(s)
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| # | Issue | Notes | Decision |
|---|---|---|---|
| 1 | How fast should CPS (and DB) be able to process max heart beat failures? | is 60K really realistic if ENM goes down we should get a notification for each node do we ?! | PoC has shown 60 seconds is reasonable |
| 2 | Restart of NCMP | Should/Can this be handled? | As of now, there is no such case is being considered. |
| 3 | Does DMI Plugin provide NCMP with a health check URL during registration? Either, just rely on the default one provided with Spring boot actuator? | Document the contract. Its just the interface that matters and not the implementation. | Spring boot actuator interface |
| 4 | Error during cmHandle registration | If an error occurs during registration what trustlevel should the cmHandle be set to? IN eth following scenarios
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| 5 | Module sync watchdog issues/error scenarios | If cmHandle is set to none/incomplete module sync will automatically retry (Is this acceptable?) If the module sync fails we will still send a Complete message (Is this acceptable?) Registering all cmHandles could take up to 20 mins, what should happen if the last sync fails as the notification would have been sent 20 mins ago? | |
| 6 | When cm handle trustLevel state stays the same - do | Do we include that cm handle ID or not for notifications? |
Description
- Define scenarios which cause a CM Handle to go stale.
- Implement changes to support tracking of CM Handle Freshness/Staleness.
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| Interface | Name | Trigger | Description | Type | Endpoint or Topic | Schema |
|---|---|---|---|---|---|---|
| 1 | HealthCheck | 30 second interval (configurable) | NCMP is to perform a health check against each of the DMI Plugins | REST | http://<dmiPluginServiceName>/manage/health This endpoint will be the standard heath check endpoint provided by spring boot actuator. We don't store it anywhere. We just document it for now. | |
| 2 | CMHandle trust level change | A CMHandle managed by DMI Plugin's trust level has changed | data contains {trustLevel: ENUM} event id is cmhandle id in kafka header | Kafka | kafka topic: dmi-device-heartbeat | <cloudEvents-header> id : <cmhandleId> type : org.onap.cm.events.trustlevel-notification data : { |
| 3 | CMHandle Query API with trustLevel Query Condition | Client Request | CmHandle is to be returned based on the values in above CMHandle Trust Map | REST |
| { |
Managing TrustLevel
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