Infrastructure as Ruby code

Transcript

1. Infrastructure as Ruby Code Augusto Becciu

2. Who am I? • @abecciu {github, twitter} • Hacker •

   Startups guy • Cur: CTO at • Prev: Dev / Ops Engineer at

3. Who are you?

4. Traditional Sysadmin • Manual (mostly) • Lack of process •

   Bunch of shell and perl scripts • Fear of change • Monolithic architectures • Durable bare metal hardware • Vertical scalability
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6. The Cloud Computing Evolution • Service Oriented Architectures • Horizontal

   Scalability • Transition to virtualized ephemeral resources • Instant provisioning • OMG APIs !!!

7. Infrastructure as code Apply software engineering practices to systems administration

   and operation.

8. Infrastructure as code • Automation • Repeatability • Agility •

   Scalability Apply software engineering practices to systems administration and operation.

9. “Enable the reconstruction of the business from nothing but a

   source code repository, an application data backup, and bare metal resources” Jesse Robins describes the goal brilliantly:

10. Hello Chef • Configuration management • Systems integration • Idempotence

    • Declarative and imperative • Ruby everywhere
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12. Let’s deploy RubyConfAR’s website!

13. We need to... • Install packages • Create directories •

    Create users • Get the code • Install gems • Run migrations • Run the app server
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21. Recipe

22. Attributes

23. Recipe

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30. Syntax Check $ knife cookbook test rubyconfar

31. Static Analysis $ gem install foodcritic $ foodcritic rubyconfar http://acrmp.github.com/foodcritic/

32. Unit Testing $ gem install rspec $ gem install chefspec

    $ rspec --color rubyconfar https://github.com/acrmp/chefspec https://github.com/acrmp/chefspec

33. Unit Testing

34. Integration Testing $ gem install minitest-chef-handler https://github.com/calavera/minitest-chef-handler https://github.com/btm/minitest-handler-cookbook

35. Integration Testing

36. Acceptance Testing $ gem install cucumber-nagios $ cucumber-nagios-gen project rubyconfar

    $ cd rubyconfar $ ./bin/cucumber-nagios features/ http://auxesis.github.com/cucumber-nagios/

37. Acceptance Testing

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39. Cloud Provisioning

40. Vagrant http://vagrantup.com/

41. Vagrant

42. Vagrant $ vagrant box add precise64 http://files.vagrantup.com/precise64.box $ vagrant up

    $ vagrant provision $ vagrant destroy

43. $ gem install knife-ec2 $ knife ec2 server create -I

    ami-2e845d33 -f t1.micro -r ‘recipe[rubyconfar]’ $ knife ec2 server delete instance_id

44. The Ruby cloud services library http://fog.io

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46. Automate ALL the things!

47. Build your own awesome tools, it’s easy! + + gli

    Net::SSH + http://net-ssh.rubyforge.org/ http://davetron5000.github.com/gli/

48. Thanks! is hiring! http://restorando.com/joinus