Undercloud Upgrade

Registered by Ben Nemec on 2016-08-01

We need to all agree on a single method for undercloud upgrades. There have been at least a couple of solutions proposed, so let's sit down and hash it out in a spec so we can make progress on this.

Blueprint information

Status:
Complete
Approver:
Emilien Macchi
Priority:
High
Drafter:
Ben Nemec
Direction:
Approved
Assignee:
Ben Nemec
Definition:
Approved
Series goal:
Accepted for pike
Implementation:
Implemented
Milestone target:
milestone icon pike-3
Started by
Emilien Macchi on 2016-12-15
Completed by
Emilien Macchi on 2017-07-25

Related branches

Sprints

Whiteboard

Gerrit topic: https://review.openstack.org/#q,topic:undercloud-upgrade,n,z

Addressed by: https://review.openstack.org/349737
    Undercloud Upgrade

Addressed by: https://review.openstack.org/350657
    Implement pre_upgrade hook when deploying undercloud

Gerrit topic: https://review.openstack.org/#q,topic:bug/1649341,n,z

Addressed by: https://review.openstack.org/419112
    Improve upgrade process to include upgrade flag

Addressed by: https://review.openstack.org/419118
    Switch undercloud upgrade to use upgrade script

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

Addressed by: https://review.openstack.org/431145
    Call undercloud install function directly

Addressed by: https://review.openstack.org/479063
    Revert "Call undercloud install function directly"

Addressed by: https://review.openstack.org/479081
    Add pre-upgrade entrypoint

Addressed by: https://review.openstack.org/479082
    Call undercloud pre-upgrade hook

Addressed by: https://review.openstack.org/482700
    Add instack-pre-upgrade-undercloud to setup.cfg

Addressed by: https://review.openstack.org/489420
    Stop services only on upgrade to Ocata or later

Addressed by: https://review.openstack.org/508320
    Document simpler undercloud major upgrade

(?)

Work Items

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