From 'Legacy' to 'Edge'

Transcript

1. ࣲాതࢤ
   SHIBATA Hiroshi
   QBQFSCPZDP
   BTBLVTBSC
   paperboy&co., Inc.
   Continuous Upgrades For Rails Apps.
   ൃද৔ॴ3FE%PU3VCZ$POG 2013-06-08(Sat)
   From 'Legacy'
   to 'Edge'
   

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3. TFMG
   

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4. SHIBATA Hiroshi(@hsbt)
   

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5. Rails Girls in Japan
   

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6. asakusa.rb
   

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7. asakusa.rb
   takoyaki!
   

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8. asakusa.rb
   

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9. Ruby Committer
   

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10. Great News
    

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11. ruby/www.ruby-lang.org
    

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12. Please join us
    

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13. http://bugs.ruby-lang.org
    

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14. asakusarb/redmine4ruby-lang
    

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18. http://30d.jp
    

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19. from 2007/5
    

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20. 280,000 users
    174,000,000 photos
    

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21. Our Rails app
    44models
    9000lines in controllers
    220lines in routes.rb
    

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22. system architecture
    

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23. application server
    

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24. storage api server
    

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25. storage server
    

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26. customer management
    

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27. storage is over
    400TB
    

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28. Ruby 1.8.6
    Rails 2.0.2
    

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29. Rails in Kansas
    

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30. Rails in Tokyo
    

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31. Ruby 1.8.6
    Rails 2.0.2
    Ruby 2.0.0
    Rails 3.2.13
    

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32. Ruby
    Ruby
    Ruby
    Ruby
    1.8.6 1.8.7 1.9 2.0
    Rails
    2.0/2.1
    Rails
    2.3
    Rails
    3.0
    Rails
    3.2
    

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33. Ruby
    Ruby
    Ruby
    Ruby
    1.8.6 1.8.7 1.9 2.0
    Rails
    2.0/2.1
    Rails
    2.3
    Rails
    3.0
    Rails
    3.2
    

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34. Ruby
    Ruby
    Ruby
    Ruby
    1.8.6 1.8.7 1.9 2.0
    Rails
    2.0/2.1
    Rails
    2.3
    Rails
    3.0
    Rails
    3.2
    

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35. How to migrate
    edge rails
    from
    legacy rails?
    

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36. Test to specify
    

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37. Continuous Integration
    

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38. staging environment
    

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39. puppet
    

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40. 1-8
    deploy/day
    

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41. Rails 2.0
    Rails 2.3
    

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42. Rails 2.0
    Rails 2.3
    hotfix A
    migration A
    

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43. Rails 2.0
    Rails 2.3
    hotfix A
    migration A
    

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44. Rails 2.0
    Rails 2.3
    hotfix A
    migration A
    

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45. offensive
    system
    operation
    

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46. Zero
    Downtime
    Deploy
    

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47. app1
    app2
    

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48. should not
    use slave-read
    in database
    caution
    

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49. the basic of slave-read
    

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51. cookpad/kage
    

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52. Kage (kah-geh) is an HTTP shadow
    proxy server that sits between
    clients and your server(s) to
    enable "shadow requests".
    

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53. the basic of kage
    real request
    

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54. Kage::ProxyServer.start do |server|
    config = YAML.load_file(File.expand_path("../config.yml",
    __FILE__))[ENV['RAILS_ENV']]
    server.port = 8090
    server.host = config[:host]
    server.debug = false
    # backends can share the same host/port
    server.add_master_backend(:production, config[:production], 8080)
    server.add_backend(:sandbox, config[:sandbox], 80)
    server.client_timeout = 15
    server.backend_timeout = 10
    # Dispatch all GET requests to multiple backends, otherwise
    only :production
    server.on_select_backends do |request, headers|
    if request[:method] == 'GET' && rand(9) == 0
    [:production, :sandbox]
    else
    [:production]
    end
    end
    end
    

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55. hsbt/puppet-kage
    

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57. app1
    app2
    

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58. monitoring
    and
    alerting
    

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59. newrelic
    

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60. nagios
    

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61. exception_notification
    

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62. IRC
    github issue
    costomer’s
    contact
    nagios
    

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63. munin
    

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64. people
    

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65. newcomer bootcamp
    sergeant
    sergeant
    sergeant
    

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66. github and github:e
    

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67. webistrano
    

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69. confusion of programmer
    is
    causes of low productivity
    

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70. Ruby
    Ruby
    Ruby
    Ruby
    1.8.6 1.8.7 1.9 2.0
    Rails
    2.0/2.1
    Rails
    2.3
    Rails
    3.0
    Rails
    3.2
    always on the edge
    is
    motivating
    

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71. Ruby 1.8.7
    Rails 2.3.18
    Ruby 1.8.7
    Rails 3.0.20
    

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72. rails 2.3 with bundler
    

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73. source 'https://rubygems.org'
    gem 'rails', '~> 2.3.18'
    gem 'rake', '~> 0.9.2'
    gem 'rdoc'
    gem 'rake-confirm'
    gem 'mysql'
    gem "mysql_retry_lost_connection"
    gem 'acts_as_paranoid', :github => 'paperboy-30days/acts_as_paranoid'
    gem 'passenger', '~> 3.0'
    gem 'memcache-client', :require => 'memcache'
    gem 'system_timer'
    gem 'yajl-ruby', :require => 'yajl'
    gem 'will_paginate', '~> 2.3'
    gem 'mail'
    gem 'sass'
    gem 'compass-rails'
    gem 'osaipo_client', :git => 'git@github.com:paperboy-all/
    osaipo_client.git', :branch => 'legacy'
    gem 'jugem_client', :git => 'git@github.com:paperboy-all/
    jugem_client.git'
    gem 'ppb_footer', :github => 'paperboy-all/ppb_footer'
    

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74. require "./config/environment"
    use Rails::Rack::LogTailer
    use Rails::Rack::Static
    run ActionController::Dispatcher.new
    rack with rails 2.3
    

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75. rails_upgrade plugin
    

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76. 30days-front
    can’t use
    hyphen
    can’t use
    number
    can’t convert
    application.rb...
    

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77. conclusion
    

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78. Ruby
    Ruby
    Ruby
    Ruby
    1.8.6 1.8.7 1.9 2.0
    Rails
    2.0/2.1
    Rails
    2.3
    Rails
    3.0
    Rails
    3.2
    

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79. high productivity
    

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80. Let’s enjoy
    around
    legacy system!!
    

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