How to Change Organization

Transcript

1. !
   How to Change
   Organization
   !
   Hiroshi SHIBATA
   @hsbt
   Rakuten TechTalk
   

   View Slide

2. SHIBATA
   !
   Hiroshi
   !
   @hsbt
   

   View Slide

3. View Slide

4. ruby
   rubygems
   rake
   rdoc
   psych
   syck
   ruby-build
   railsgirls
   railsgirls-jp
   kaminari
   tdiary
   hiki
   jenkins.rb
   fastladder
   commit bit collector
   

   View Slide

5. Ruby Committer
   

   View Slide

6. View Slide

7. จࣈ
   

   View Slide

8. asakusa.rb
   

   View Slide

9. RailsGirls in Japan
   

   View Slide

10. View Slide

11. ΋ͬͱ
    ͓΋͠Ζ͘
    Ͱ͖Δ
    

    View Slide

12. ຊࣾ
    ࢧࣾ
    

    View Slide

13. "MPOHUJNFBHP
    

    View Slide

14. View Slide

15. View Slide

16. View Slide

17. View Slide

18. Pepabo
    Hosting EC Media
    

    View Slide

19. 0WFSQFPQMF
    

    View Slide

20. organizations which design systems ... are constrained to
    produce designs which are copies of the communication
    structures of these organizations
    
    — M. Conway
    

    View Slide

21. PHP
    
    MySQL5
    PHP
    
    MySQL4
    Ruby and PHP
    
    Rails
    
    MySQL5
    Pepabo
    

    View Slide

22. ϛυϧ΢ΣΞͷΞοϓάϨʔυ
    ࣾ಺։ൃج൫ͷߏங
    ౷ܭج൫ͷߏங
    +409ͷӡ༻੔උ
    HJUIVC
    ηΩϡϦςΟ؂ࠪ
    ίʔυϨϏϡʔ
    ςετج൫ͷߏங
    ΞΫηεղੳج൫ͷߏங
    ։ൃϓϩηε
    ৽ਓڭҭ
    ݪߘࣥච
    ΧϯϑΝϨϯεൃද
    044։ൃ αʔόʔߏ੒؅ཧͷ࡮৽
    ϦʔϯελʔτΞοϓ
    +FOLJOT
    3VCZ3BJMT
    3%#.4
    ٕज़ج൫νʔϜ
    

    View Slide

23. Pepabo
    ٕज़ج൫νʔϜ
    PHP
    
    MySQL5
    PHP
    
    MySQL4
    Ruby and PHP
    
    Rails
    
    MySQL5
    

    View Slide

24. Ruby
    
    Rails
    
    MySQL5
    Ruby
    
    Rails
    
    MySQL5
    Ruby and PHP
    
    Rails
    
    MySQL5
    Pepabo
    ٕज़ج൫νʔϜ
    

    View Slide

25. Why Ruby?
    

    View Slide

26. 3. references
    Why Ruby?
    2. environment
    1. testing
    

    View Slide

27. Testing
    

    View Slide

28. 3. rspec
    powerful testing
    framework
    2. minitest
    1. test-unit
    

    View Slide

29. Capybara
    

    View Slide

30. 1) Failure:
    
    TestPowerAssert#test_power_assert_failed [test/test_power_assert.rb:10]:
    
    assert { "0".class == "3".to_i.times.map {|i| i + 1 }.class }
    
    | | | | |
    
    | | | | Array
    
    | | | [1, 2, 3]
    
    | | #
    
    | 3
    
    String
    Power Assert
    

    View Slide

31. View Slide

32. 1) Failure:
    
    TestPowerAssert#test_power_assert_failed [test/test_power_assert.rb:10]:
    
    assert { "0".class == "3".to_i.times.map {|i| i + 1 }.class }
    
    | | | | |
    
    | | | | Array
    
    | | | [1, 2, 3]
    
    | | #
    
    | 3
    
    String
    class TestPowerAssert < Minitest::Test!
    def test_power_assert_failed!
    assert { "0".class == "3".to_i.times.map {|i| i + 1 }.class }!
    end!
    end
    testcase
    assertion
    

    View Slide

33. 3. run test -> fail -> detect fail reason
    Typical usecase
    2. add inspection code
    1. run test -> fail
    5. run test -> success
    4. fix code
    

    View Slide

34. 3. run test -> fail -> detect fail reason
    Typical usecase
    2. add inspection code
    1. run test -> fail
    5. run test -> fail!!! -> turn to 2
    4. fix code
    

    View Slide

35. Typical usecase
    1. run test -> fail
    5. run test -> fail!!! -> turn to 4
    4. fix code
    1) Failure:
    
    TestPowerAssert#test_power_assert_failed [test/test_power_assert.rb:10]:
    
    assert { "0".class == "3".to_i.times.map {|i| i + 1 }.class }
    
    | | | | |
    
    | | | | Array
    
    | | | [1, 2, 3]
    
    | | #
    
    | 3
    
    String
    

    View Slide

36. View Slide

37. Development
    Environment
    2. rbenv + ruby-build
    1. osx + homebrew
    

    View Slide

38. Many references
    

    View Slide

39. Why Rails?
    

    View Slide

40. 3. admin integration
    Why Rails?
    2. oss way
    1. modern architecture
    

    View Slide

41. enforce
    modern architecture
    

    View Slide

42. case.1
    Ruby 1.8.6 to Ruby 2.1.2
    

    View Slide

43. http://30d.jp
    

    View Slide

44. from 2008/4
    

    View Slide

45. 380,000 users
    230,000,000 photos
    

    View Slide

46. Our Rails app
    46 models
    5000 lines in controllers
    400 lines in routes.rb
    1:1.3 code to test ratio
    

    View Slide

47. storage is over
    450 TB
    

    View Slide

48. system architecture
    

    View Slide

49. application server
    

    View Slide

50. storage server
    

    View Slide

51. job server
    

    View Slide

52. transaction server
    

    View Slide

53. Ruby 1.8.6
    Rails 2.0.2
    

    View Slide

54. Ruby 1.8.6
    Rails 2.0.2
    Ruby 2.1.3
    Rails 4.1.6 new!
    

    View Slide

55. Ruby
    1.8.6 1.8.7 1.9.3 2.0.0 2.1
    Rails
    2.0/2.1
    2.3
    3.0
    3.2
    4.0/4.1
    

    View Slide

56. Rails 2.0
    Rails 2.3
    

    View Slide

57. Rails 2.0
    Rails 2.3
    hotfix A
    migration A
    

    View Slide

58. Rails 2.0
    Rails 2.3
    hotfix A
    migration A
    

    View Slide

59. Rails 2.0
    Rails 2.3
    hotfix A
    migration A
    

    View Slide

60. View Slide

61. View Slide

62. KyotoTycoon
    to
    memcached
    case.2
    replace legacy middleware
    

    View Slide

63. app1
    app2
    

    View Slide

64. begin!
    require 'dalli'!
    rescue LoadError => e!
    $stderr.puts "You don't have dalli installed in your
    application. Please add it to your Gemfile and run
    bundle install"!
    raise e!
    end
    rails4 need to dalli
    

    View Slide

65. kyoto tycoon is slower
    than mysql…
    dalli is not support
    to kyoto tycoon…
    

    View Slide

66. View Slide

67. enforce oss way
    

    View Slide

68. Ruby
    
    Rails
    
    MySQL5
    Ruby
    
    Rails
    
    MySQL5
    Ruby and PHP
    
    Rails
    
    MySQL5
    Pepabo
    ٕज़ج൫νʔϜ
    

    View Slide

69. Use trunk everyday.
    

    View Slide

70. View Slide

71. View Slide

72. View Slide

73. class Bar!
    def bar(foo = foo())!
    foo!
    end!
    !
    def buzz(foo = foo)!
    foo!
    end!
    !
    def foo!
    :buzz!
    end!
    end!
    !
    p Bar.new.bar!
    p Bar.new.buzz
    

    View Slide

74. % ruby -v r45272.rb!
    ruby 2.2.0dev (2014-04-13 trunk 45580) [x86_64-darwin13]!
    :buzz!
    nil!
    !
    !
    !
    !
    !
    !
    !
    % ruby -v r45272.rb!
    ruby 2.1.2p80 (2014-03-01 revision 45231) [x86_64-darwin13.0]!
    :buzz!
    :buzz
    

    View Slide

75. View Slide

76. 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'!
    

    View Slide

77. admin integration
    

    View Slide

78. 3. no console
    What’s admin?
    2. payment/refund
    1. customer support
    

    View Slide

79. organizations which design systems ... are constrained to
    produce designs which are copies of the communication
    structures of these organizations
    
    — M. Conway
    

    View Slide

80. Developer Director
    Customer
    
    Support
    Our Typical Team
    

    View Slide

81. VONBJOUBJOFEʜ
    

    View Slide

82. 3. other app
    better admin
    2. Rails Engine
    1. app internal
    

    View Slide

83. app internal
    pros
    better testing
    better deploy
    cons
    including difference application
    including effective code
    

    View Slide

84. Rails Engine
    pros
    splitting application code
    better deploy
    cons
    difficulty testing
    can’t use production code directly
    

    View Slide

85. Other app
    pros
    definitely splitting app
    cons
    separated develop cycle
    duplicated code
    

    View Slide

86. No silver bullet
    

    View Slide

87. Rails
    
    like a php
    
    MySQL5
    Rails
    
    like a java
    
    MySQL5
    Rails
    
    like a php
    
    MySQL5
    Optimize Your Company
    ٕज़ج൫νʔϜ
    

    View Slide

88. Ͱ͖Δ͚ͩ௕͍ؒ ϢʔβʹՁ஋Λ
    ఏڙ͠ ར५ΛੜΈଓ͚Δ8FCαʔ
    ϏεΛӡӦ͢ΔͨΊʹ͸ ܧଓతͳ
    վળΛߦ͏͜ͱ͕ඞཁͰ͢ɻ8FCαʔ
    ϏεΛվળ͢Δʹ͸ ٕज़తͳऔΓ૊
    Έ͸΋ͪΖΜ ։ൃ౤ࢿͱͦͷϦλʔ
    ϯͱ͍͏ܦӦతͳ؍఺ νʔϜϏϧ
    σΟϯάͳͲͷ։ൃϓϩηε Ϗδω
    εϝτϦΫε΁ͷ஫ࢹͳͲ ߟྀ͢΂
    ͖͜ͱ͕ͨ͘͞Μ͋Γ·͢ɻ
    

    View Slide

89. εΫϥϜ͸ɺʮෳࡶͰมԽͷܹ͍͠
    ໰୊ʯʹରԠ͢Δ͜ͱΛୈҰ໨ඪ
    ͱͨ͠ΞδϟΠϧ։ൃख๏Ͱ͢ɻ਺
    ͋ΔΞδϟΠϧ։ൃख๏ͷதͰ΋ɺ
    ͍·ѹ౗తʹ࠾༻͞Ε͍ͯ·͢ɻ
    ɹ
    ຊಛूͰ͸ɺݱࡏͷιϑτ΢ΣΞ
    ։ൃʹ͓͚ΔεΫϥϜͷҙ͔ٛΒɺ
    ࣮ࡍͷݱ৔ʹ͓͚ΔऔΓ૊Έ·
    ͰɺεΫϥϜΛపఈղઆ͠·͢ɻ
    

    View Slide

90. ฏು͞ΜʹΑΔߨԋ
    

    View Slide

91. ΞδϟΠϧಋೖݚम
    

    View Slide

92. 10ݚम
    

    View Slide

93. Lern to
    Rails
    Internal
    step
    by
    step
    

    View Slide

94. Lern to
    Active
    Record
    Internal
    

    View Slide

95. github workflow
    

    View Slide

96. ChatOps
    github issue
    costomer’s
    contact
    nagios
    

    View Slide

97. DevOps
    

    View Slide

98. 4 deploy/day
    

    View Slide

99. Go to the
    next
    10 years
    

    View Slide

100. ΋ͬͱ
     ͓΋͠Ζ͘
     Ͱ͖Δ
     

     View Slide