openstack team mailing list archive

[Sandy Walsh <sandy.walsh@xxxxxxxxxxxxx>]

>        I also considered making it part of the existing scheduler service, but wasn't sure how to add a "time-delayed" message to the scheduler queue for the follow-up. If that's possible, then there would not need to be a separate service; the scheduler can simply follow up itself.

Unless the scheduler dies. 

These sorts of long running processes have to be controlled by an external state machine. It's a well solved problem using business process modeling/workflow orchestration.

-S 


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