Infrastructure as Ruby code

RubyConf Argentina 2012

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
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
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
21. Recipe
22. Attributes
23. Recipe
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
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
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