Summary of the OpenStack Ironic project, circa Feburary 2014

1. OpenStack's Baremetal
provisioning service
Devananda van der Veen
HP Cloud
Twitter: @devananda
Email: devananda.vdv@gmail.com

2. © Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

3. $ cat /etc/nova/nova.conf
…
compute_driver =
BareMetalDriver
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

4. Nova changes
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

5. Nova changes
→ second database backend
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

6. Nova changes
→ second database backend
→ incompatible scheduler
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

7. Nova changes
→ second database backend
→ incompatible scheduler
→ extra service
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

8. Very promising, but ...
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

9. Also very limited.
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

10. Also very limited.
→ HA is external
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

11. Also very limited.
→ HA is external
→ only one driver per region
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

12. Also very limited.
→ HA is external
→ only one driver per region
→ progress blocked
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

13. So...
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

14. © Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

15. Ironic
™
commit 84a7dc47e2f666ff11b5816387b7ada2371e48c2
Author: Monty Taylor <mordred@inaugust.com>
Date:
Thu May 2 14:50:57 2013 -0400
Added project infrastructure needs.
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

16. Time goes by...
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

17. © Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

18. Openstack is not a virtualization layer.
It's an abstraction layer.
- Daniel Sabbah, CTO @ IBM
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

19. “nova boot ...”
nova-api
nova-scheduler
nova-compute
glance
neutron
hypervisors
(libvirt, xen, etc)
etc
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

20. “nova boot ...”
nova-api
nova-scheduler
nova-compute
ironic-api
neutron
ironic-conductor
glance
drivers
cinder, swift, ...
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

21. on
ly
!
in
ad
m
API services
REST
chassis:
optional grouping
RPC
nodes:
status & metadata
Conductor service(s)
1
2
3
DB
...
ports:
mac address
conductors:
heartbeat
driver list
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

22. request
rpc_thread_pool
worker_thread_pool
TaskManager()
- loads driver
- locks Node
validate request
spawn worker
202 Accepted
wake up
work...
update node status
return to pool
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

23. ./api/controllers/v1/ # V1 API
{chassis,driver,node,port} # main objects
./cmd/* # cmdline wrappers
./common/* # common utils
./conductor/manager.py # main service
./conductor/rpcapi.py # RPC API
./db/sqlalchemy/* # DB stuff
./drivers/ # driver API
./modules/{pxe,ipmitool,ssh} # driver modules
./objects/* # Nova RPC objects
./openstack/common/* # Oslo
./tests/* # Unit tests
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

24. Driver Interface
→ three classes of interface
→ core
→ common
→ vendor
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

25. Current Drivers
→ PXE
→ IPMI
→ SSH
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

26. Proposed Drivers
→ HP iLO & 3par
→ AMD SeaMicro
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

27. Node locking via TaskManager()
→ all actions on Node guarded by mutex
→ driver loading happens in same context
→ lock backed by DB // sync'd across Conductors
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

28. Testing locally
→ Emulate hardware with VMs
→ OpenVSwitch & local net bridge
→ Devstack || TripleO
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

29. Questions?
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

30. Thank you
https://launchpad.net/ironic
https://github.com/openstack/ironic
irc.freenode.net
#openstack-ironic
#tripleo
© Copyright 2012 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.