Paul Querna's lightning talk at devopsdays USA 2010, held 25th June 2010 in Mountain View, CA

1. Apache Libcloud
Paul Querna, Chief Architect, Cloudkick
June 22, 2010
Friday, June 25, 2010

2. I want a server.
Friday, June 25, 2010

3. I want a server right now.
Friday, June 25, 2010

4. Libcloud is about Compute
• Not SaaS, PaaS, or Cloud Storage
Friday, June 25, 2010

5. Why!?!?
• Amazon: XML + Custom HMAC Auth
• Rackspace: JSON + Auth Tickets
• SoftLayer: XML RPC + User / Password
Friday, June 25, 2010

6. Cloud API Standards
• Haven’t worked.
Friday, June 25, 2010

7. 16 Providers
Friday, June 25, 2010

8. Simple APIs
• list_nodes()
• reboot_node()
• destroy_node()
• create_node()
Friday, June 25, 2010

9. Tricks!
• Included data:
• Location
• Price-per-hour in USD
• Cheapest 4 gigabyte node outside the US
Friday, June 25, 2010

10. Code on Slides, at Ignite!
possible = []
for d in drivers:
loc = filter(lambda x: x.country != 'US',
d.list_locations())
for l in loc:
sizes = filter(lambda x: x.ram >= 4096, d.list_sizes(l))
for s in sizes:
possible.append({'size': s,
'location': l,
'driver': d})
best = sorted(possible, lambda x,y:
x['size'].price < y['size'].price)[0]
print best
Friday, June 25, 2010

11. Don’t update that Wiki!
• pssh on list list_nodes()
Friday, June 25, 2010

12. Fabric + Libcloud
$ fab hostname
[173.45.245.33] run: hostname
[173.45.245.33] out: lctest3.k1k.me
[173.45.245.32] run: hostname
[173.45.245.32] out: lctest2.k1k.me
Done.
Disconnecting from 173.45.245.33... done.
Disconnecting from 173.45.245.32... done.
Friday, June 25, 2010

13. Building on Top
• Silver Lining: Python Deployment on the Cloud
Friday, June 25, 2010

14. Building on Top
• Mercury: Drupal Deployment on the Cloud
Friday, June 25, 2010

15. Up Next
• No World Domination, just clouds
Friday, June 25, 2010

16. Image Formats
• Standards haven’t worked (yet!)
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17. Multiple Languages
• Java experiment started
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18. It’s Open Source
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19. Related Projects
• JClouds: Java-world-equivalent
• Apache Deltacloud: Ruby-ish equivalent
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20. • Apache Libcloud:
http://libcloud.org/
#libcloud on Freenode IRC
• Slides online:
http://paul.querna.org/slides
Friday, June 25, 2010