Split external observing into separate process

Registered by Clint Byrum

As a first step toward convergence, Heat will split operations which fall into the "observing reality" category into a separate "observer" process.

Blueprint information

Status:
Complete
Approver:
None
Priority:
Undefined
Drafter:
Clint Byrum
Direction:
Needs approval
Assignee:
None
Definition:
Superseded
Series goal:
None
Implementation:
Unknown
Milestone target:
None
Completed by
Angus Salkeld

Related branches

Sprints

Whiteboard

Gerrit topic: https://review.openstack.org/#q,topic:convergence-observer,n,z

Addressed by: https://review.openstack.org/96394
    Convergence Observer Specification

Gerrit topic: https://review.openstack.org/#q,topic:bp/convergence-observer,n,z

Addressed by: https://review.openstack.org/112838
    Added observed properties to resource show output

Addressed by: https://review.openstack.org/118143
    Moved server check create complete to observer

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Work Items

Dependency tree

* Blueprints in grey have been implemented.

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