Slides from RubyConf 08, about 50% slides recycled from velocity/UTOSC, some inside jokes plus code for simple Puppet type and provider

1. A Puppet Story...
Systems Building Systems

3. This is my second RubyConf

4. This is my second RubyConf

5. This is my second RubyConf
Use your powers for Awesome!

6. This is my second RubyConf
Use your powers for Awesome!

7. This is my second RubyConf
Use your powers for Awesome!

8. Developer Sysadmin

9. Three
people
Developer Sysadmin

10. Forgive him, for he
believes that the
customs of his
tribe are the laws
of nature!
--George Bernard Shaw

11. sudo chown -R us:us /your/base

12. What is Puppet?
Language Parser
Client/Server
Resource Abstraction
A few other things
All Ruby... : )

14. Love
You must love your
tools, if you don't, it
will show in the work
you do...
--Dave Thomas

15. Can you feel
the Spirit?

16. What is a sysadmin?

17. Not Exactly Modern

18. Luke
Kanies

19. One Goal:
Revolutionize
System
Administration

20. Say What?!??

21. Don’t look at me...
I wasn’t the last one to touch it...

23. Wisdom of the Clouds

25. You can either easily manage
complex systems at scale...

26. You can either easily manage
complex systems at scale...
Or you can’t...

27. Everything the Same
Everything Distinct

28. Luke
Kanies
Recovering Sysadmin

29. SSH Cfengine ?

30. Bad product,
hungry Luke

31. SSH Cfengine ?

32. SSH Cfengine ?

33. Who’s using Puppet?
“...at Google we're
currently using Puppet
to manage close to
6,000 Macs, and it's
likely our deployment
will expand
dramatically beyond
that....”

34. Competitive Advantage

35. People are finally figuring out
puppet and how it gets you
to the pub by 4pm. Note that
I've been at this pub since
2pm.
-- Jorge Castro

36. Enter Puppet...
Configuration Is
Declarative Code
Semantics Matter
Reproducible
Shareable
Maintainable
Extensible

37. An Analogy
Programming SysAdmin
Low-level, commands
Assembly
non-portable and files
Abstract,
C* Resources
portable
* For small values of
abstract

38. Portablity
23 package types
Users in NetInfo,
useradd, pw
Support for Debian,
Ubuntu, Red Hat,
Solaris, OS X,
Gentoo, SuSE,
FreeBSD, and more

39. Network Effects

40. Portable Resources
This:

41. Portable Resources
This:
Becomes:

42. Portable Resources
This:
Becomes:

43. Portable Resources
This:
Becomes:

44. Portable Resources
This:
Becomes:

45. Portable Resources
This:
Becomes:

46. Debian

47. Debian
Red Hat

48. Debian
Red Hat

51. Package

52. Configuration should
Package get modified after
package installation
Configuration

53. Configuration should
Package get modified after
package installation
Service should restart
Configuration when
configuration changes
Service

59. Perspectives

60. Idempotence...

61. Idempotence...

62. Idempotence...
Describes the property of operations in mathematics
and computer science which yield the same result after
the operations is applied multiple times.

72. ?????

73. Community
Open Source
(Beer & Speech)

74. What’s on the Horizon?
Currents, Drift and Directions

75. Questions?
andrew@reductivelabs
twitter.com/littleidea