Provisioning Bare Metal with OpenStack, Linux.conf.au 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. © Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

4. $ 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.

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

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

8. 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.

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

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

13. 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.

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

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

16. 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.

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

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

19. Openstack is not a virtualization layer.
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

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

21. 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.

22. “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.

23. “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.

24. Wait a sec... where's the hypervisor?
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

25. No hypervisor!
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

26. No hypervisor = giant security hole!
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

27. 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.

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

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

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

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

32. 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.

33. Driver Interface
→ core interfaces
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

34. Driver Interface
→ core interfaces
→ power
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

35. Driver Interface
→ core interfaces
→ power
→ deploy
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

36. Driver Interface
→ common interfaces
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

37. Driver Interface
→ common interfaces
→ console
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

38. Driver Interface
→ common interfaces
→ console
→ rescue
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

39. Driver Interface
→ vendor interface
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

40. Driver Interface
→ vendor interface
→ firmware?
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

41. Driver Interface
→ vendor interface
→ firmware?
→ boot-from-volume?
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

42. Driver Interface
→ vendor interface
→ firmware?
→ boot-from-volume?
→ something else?
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

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

44. on
ly
!
in
ad
m
Enroll
hardware
RESTful API
RPC
Conductor service(s)
1
2
3
DB
...
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

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

46. Many conductors, Many drivers
→ advertise supported drivers
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

47. Many conductors, Many drivers
→ advertise supported drivers
→ nodes mapped across cluster
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

48. Many conductors, Many drivers
→ advertise supported drivers
→ nodes mapped across cluster
→ distributed lock
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

49. Many conductors, Many drivers
re
vi
e
w
!
advertise supported drivers
nodes mapped across cluster
distributed lock
RPC layer routes requests
pe
nd
in
g
co
de
→
→
→
→
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

50. If the cluster changes?
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

51. re
vi
e
w
!
If the cluster changes?
pe
n
di
n
g
co
de
→ consistent hash updates
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

52. ie
w
!
If the cluster changes?
pe
n
di
ng
co
d
er
ev
→ consistent hash updates
→ node(s) re-mapped to conductors
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

53. er
ev
co
d
di
ng
pe
n
→ consistent hash updates
→ node(s) re-mapped to conductors
→ take-over hooks fire
ie
w
!
If the cluster changes?
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

54. Yep. Still some work to do...
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

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

56. 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.