A refined version of the event stream:

title Event flow for remediation scenario

participant Dynatrace
participant Prometheus

note over Prometheus,prometheus-service: The Prometheus way

Prometheus->prometheus-service: Alert (webhook)

prometheus-service->event-broker:  sh.keptn.event.problem.open

event-broker-->remediation-service: sh.keptn.event.problem.open

note over Dynatrace,dynatrace-service: The Dynatrace way

Dynatrace->event-broker: sh.keptn.events.problem

event-broker-->dynatrace-service: sh.keptn.events.problem

dynatrace-service->event-broker: sh.keptn.event.problem.open

note over remediation-service:  - - - triggered by problem.open  - - -
event-broker-->remediation-service: sh.keptn.event.problem.open

note over remediation-service: Keptn 0.6

remediation-service->remediation-service: Execute remediation

note over remediation-service: Keptn 0.7

note over remediation-service: remediation.yaml\n - - -\nversion: 0.2.0 \ntype: Remediation \nmetadata: \n  name: service-remediation\nspec: \n  problems: \n  - problem: Response time degradation \n    actions: \n      - action: toggle-feature \n        description: Toggle feature ...        \n        values: \n          - EnablePromotion: off\n      - action: run-snow-wf\n        description: Call SNOW workflow \n        values:\n         - hook:https://myremediationlink

remediation-service->configuration-service: POST: sh.keptn.event.remediation.triggered

note over configuration-service: add open remediation.triggered in collection incl. the problem.id

remediation-service->event-broker: sh.keptn.event.action.triggered [toggle-feature; incl ID of rem.triggered-event]

event-broker-->unleash-service: sh.keptn.event.action.triggered [toggle-feature; incl ID of rem.triggered-event]

remediation-service->configuration-service: POST: sh.keptn.event.remediation.status.changed [incl. last action]

note over configuration-service: add event in remediation collection

note over remediation-service:  - - - triggered by action.finished - - -

unleash-service->event-broker: sh.keptn.event.action.finished [toggle-feature; incl ID of rem.triggered-event]

event-broker-->remediation-service: sh.keptn.event.action.finished [toggle-feature; incl ID of rem.triggered-event]

remediation-service->event-broker: (after 10min) sh.keptn.event.start-evaluation

note over remediation-service:  - - - triggered by evaluation.done - - -

event-broker-->remediation-service: sh.keptn.event.evaluation.done

remediation-service->configuration-service: GET: open remediations

note over remediation-service: Determine next action using the last remediation action

remediation-service->event-broker: sh.keptn.event.action.triggered [run-snow-wf]

event-broker-->snow-service: sh.keptn.event.action.triggered [run-snow-wf]

remediation-service->configuration-service: POST: sh.keptn.event.remediation.status.changed [incl. last action]

note over remediation-service:  - - - triggered by action.finished - - -

snow-service->event-broker: sh.keptn.event.action.finished [run-snow-wf]

event-broker-->remediation-service: sh.keptn.event.action.finished [run-snow-wf]

remediation-service->event-broker: (after 10min) sh.keptn.event.start-evaluation

note over remediation-service:  - - - triggered by evaluation.done - - -

event-broker-->remediation-service: sh.keptn.event.evaluation.done

remediation-service->configuration-service: GET: open remediations

note over remediation-service: No additional remediation action

remediation-service->configuration-service: DELETE: open remediations

note over configuration-service: Remove open remediations from collection

remediation-service->event-broker:  sh.keptn.event.remediation.finished 


note over remediation-service:  - - - triggered by problem.close - - -

event-broker-->remediation-service: sh.keptn.event.problem.closed

remediation-service->configuration-service: GET open remediations

remediation-service->configuration-service: DELETE: open remediations with a matching problem.id

note over configuration-service: Remove open remediations from collection

remediation-service->event-broker:  sh.keptn.event.remediation.finished

Draw event stream of a remediation scenario #1616

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