support volume-backed server rescue

Registered by lijiedeopenstack on 2018-01-04

Now nova rescue the volume backed instance as make it a fast failure in the API.But we have been offering volume-backed instance for more than 4 years and our users love it.So this blueprint will add the support to rescue volume backed instances.

Blueprint information

Status:
Started
Approver:
Matt Riedemann
Priority:
Undefined
Drafter:
Jie Li
Direction:
Needs approval
Assignee:
Jie Li
Definition:
New
Series goal:
Proposed for rocky
Implementation:
Started
Milestone target:
milestone icon next
Started by
lijiedeopenstack on 2018-01-04

Related branches

Sprints

Whiteboard

Gerrit topic: https://review.openstack.org/#q,topic:bp/volume-backed-server-rescue,n,z

Addressed by: https://review.openstack.org/531524
    Support volume-backed server rescue

Addressed by: https://review.openstack.org/532410
    Support volume-backed server rescue

(?)

Work Items

Work items:
Change existing API and verify the rescue image: TODO
get original root volume information and put it to guest xml: TODO
Mount the before root volume and boot system: TODO

This blueprint contains Public information 
Everyone can see this information.