Add RPC based ServiceGroup driver
Once the ServiceGroup API has landed, we will first have a db based backend, which implements service discovery using the database just as before. There is also work being done to allow zookeeper as a backend (https:/
Blueprint information
- Status:
- Complete
- Approver:
- Russell Bryant
- Priority:
- Low
- Drafter:
- Russell Bryant
- Direction:
- Needs approval
- Assignee:
- None
- Definition:
- Obsolete
- Series goal:
- None
- Implementation:
- Started
- Milestone target:
- None
- Started by
- Russell Bryant
- Completed by
- John Garbutt
Related branches
Related bugs
Sprints
Whiteboard
Related to: https:/
When i started looking at this it was more complex than I thought. The service related db access is not completely abstracted by the servicegroup API. Only the heartbeat part is. In that case, it's not even clear that an rpc based driver for this API is a win of any kind. --Russell
Gerrit topic: https:/
Addressed by: https:/
Add Service heartbeat driver with RPC.
Addressed by: https:/
Add Service heartbeat driver with RPC.
Addressed by: https:/
Add Service heartbeat driver with RPC.
* Brian pointed that a rpc call is slow and rpc servicegroup driver shoud have a cache.
What do you think about that? > Russell
Unapproved - please re-submit via nova-spec --johnthetubagy (20th March 2014)Related to: https:/
When i started looking at this it was more complex than I thought. The service related db access is not completely abstracted by the servicegroup API. Only the heartbeat part is. In that case, it's not even clear that an rpc based driver for this API is a win of any kind. --Russell
Gerrit topic: https:/
Addressed by: https:/
Add Service heartbeat driver with RPC.
Addressed by: https:/
Add Service heartbeat driver with RPC.
Addressed by: https:/
Add Service heartbeat driver with RPC.
* Brian pointed that a rpc call is slow and rpc servicegroup driver shoud have a cache.
What do you think about that? > Russell
Unapproved - please re-submit via nova-spec --johnthetubagy (20th March 2014)
This blueprint is not complete after a good year or so, marking as Obsolete to tidy up the Nova backlog. --johnthetubaguy (20th April 2014)
Work Items
Work items:
Implement the driver: DONE
Basic capability test: DONE
Implement unit tests: DONE
Rebase on base RPC API (Change Ia8838faf: Move get_backdoor_port to base rpc API.): DONE
tox -epy27: DONE
tox -ecover: DONE
tox -epep8: DONE