Serverspec at JTF2014

Transcript

1. ServerspecʹݟΔ
   ٕज़τϨϯυΛ
   ੜΈग़͢ώϯτ
   

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2. ࣗݾ঺հ
   4 ٶԼ ߶ี
   4 http://mizzy.org/
   4 mizzy@github
   4 gosukenator@twitter
   4 ϑϦʔϥϯεΤϯδχΞ/Serverspec Operations
   

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3. ΞδΣϯμ
   4 ࠷ۙͷΠϯϑϥܥٕज़τϨϯυ
   4 Serverspecͱ͸
   4 Serverspec͕ੜ·Εͨഎܠ
   4 Serverspecͷೝ஌౓
   4 Serverspecͷ੒ޭཁҼ
   4 ·ͱΊ
   

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4. ࠷ۙͷΠϯϑϥؔ࿈ٕज़
   τϨϯυৼΓฦΓ
   

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5. ஫: OS͔Βϛυϧ΢ΣΞ
   ͱ͍ͬͨιϑτ΢ΣΞϨΠϠʔΛ
   ࢦ͢ݴ༿ͱͯ͠ͷΠϯϑϥͰ͢
   

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6. Πϯϑϥؔ࿈ٕज़τϨϯυ
   4 αʔόߏ੒؅ཧπʔϧ
   4 Chefਓؾ
   4 ࠓ೥ʹͳͬͯ4݄,5݄ͱཱͯଓ͚ʹॻ੶ൃץ
   4 USͰ͸2014೥ʹPuppetͷγΣΞΛ௒͑ͨΒ͍͠
   4 Ansible
   4 Chef΁ͷΧ΢ϯλʔ
   

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7. Πϯϑϥؔ࿈ٕज़τϨϯυʢ͖ͭͮʣ
   4 Ծ૝Խؔ࿈πʔϧ
   4 Vagrant
   4 Docker
   4 ςετۦಈΠϯϑϥͱΠϯϑϥCI
   4 Test Kitchen
   4 Serverspec
   

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8. Πϯϑϥؔ࿈ٕज़τϨϯυʢ͖ͭͮʣ
   4 Immutable Infrastructure
   4 Trash Your Servers and Burn Your Code:
   Immutable Infrastructure and Disposable
   Components
   4 WEB+DB PRESS Vol.81
   

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9. ςετۦಈΠϯϑϥ
   ΠϯϑϥCI
   

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11. ςετۦಈΠϯϑϥ/ΠϯϑϥCI
    4 ΞϓϦέʔγϣϯ։ൃͷख๏ΛΠϯϑϥߏஙʹԠ༻
    4 @riywo͘Μ͕2012೥ʹΠϯϑϥCIʹ͍ͭͯॻ͍ͯΔ
    4 http://blog.riywo.com/2012/05/27/145310
    4 ࣗ෼ࣗ਎ߏ૝͸2007೥͙Β͍͔Β͋ͬͨ
    4 ʮςετۦಈαʔόߏஙʯͱ͍͏ݴ༿Λߟ͍͑ͯͨ
    4 http://d.hatena.ne.jp/dayflower/
    20070405/1175782564#c
    

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12. ςετۦಈΠϯϑϥ/ΠϯϑϥCI
    4 Ҏલ͔Β֓೦͸͋ͬͨͱ͸͍͑ʮΠϯϑϥΛςετՄೳʹ
    ͢Δʯͱ͍͏ੈքΛ޿͛ͨͷ͸Serverspec
    4 ୯ʹςετՄೳʹ͢Δ͚ͩͰ͸ͳ͘ɺGitHub FlowʹΑΓ
    ΠϯϑϥมߋΛϓϧϦΫΤετ͠ɺCIαʔόʹΑΓܧଓత
    ʹςετ͢Δɺͱ͍͏ੈքΛ։͍ͨ
    

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14. Serverspec
    

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15. Serverspecͱ͸
    4 2013೥3݄຤ʹϦϦʔε
    4 RSpecͰαʔόͷঢ়ଶΛςετ
    4 ຊ࣭͸αʔόͷঢ়ଶΛهड़ͨ͠ίʔυΛςετ
    4 PuppetϚχϑΣετ΍ChefϨγϐͳͲ
    4 Πϯϑϥίʔυͷ։ൃ΍ϦϑΝΫλϦϯάΛޮ཰ྑ͘ߦ͏
    ͨΊͷπʔϧ
    

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16. ServerspecʹΑΔςετίʔυ
    describe package('nginx') do
    it { should be installed }
    end
    describe service('nginx') do
    it { should be_enabled }
    it { should be_running }
    end
    

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17. Serverspecͷεϖϧ
    4 ਖ਼
    4 Serverspec/serverspec/SERVERSPEC
    4 ޡ
    4 ServerSpec/Server Spec
    

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18. Serverspec͸ͳͥ
    ੜ·Εͨͷ͔ʁ
    

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19. ςετπʔϧ։ൃͷ͖͔͚ͬ
    4 2006೥ʹPuppetΛ࢖͍࢝Ίͨ
    4 αʔόߏங͸PuppetʹΑͬͯࣗಈԽͰ͖ͨ
    4 ͡Ό͋࣍͸ߏஙޙͷνΣοΫΛࣗಈԽ͍ͨ͠
    4 ExcelνΣοΫγʔτͰͷ໨ࢹ֬ೝ΍Ί͍ͨ
    

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20. Assurer
    4 2007೥ʹͭͬͨ͘Perl੡αʔόςετϑϨʔϜϫʔΫ
    4 ϓϥάΠϯͰ֦ுՄೳ
    4 PlaggerͷӨڹ
    4 Filter, Format, Notify, Publish, Test
    4 make testͰςετΛ࣮ߦ/TAPܗࣜͰ݁Ռग़ྗ
    4 CPAN AuthorͳͷͰPerlͰͷςετͷ΍ΓํΛ౿ऻ
    

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21. AssurerͷഊҼ
    4 Serverspecͱҧ͍ৼΔ෣͍Λςετ
    4 ঢ়ଶͷςετΑΓ΋ཁ͕݅ෳࡶ
    4 ཉுͬͯ৭ʑ٧ΊࠐΈ͗ͯ͢ߋʹෳࡶʹͳͬͨ
    4 ϑΣʔζ෼͚/ϓϥΨϒϧ/෼ࢄॲཧ/γΣϧ
    4 ίϯηϓτ͕Serverspec΄Ͳ໌֬Ͱ͸ͳ͔ͬͨ
    4 ։ൃऀͰ͋Δࣗ෼͢Β࢖Θͳ͍΋ͷʹͳͬͨ
    

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22. AssurerҎޙ
    4 ࣌ʑࢥ͍ฦ͢͜ͱ͸͚͋ͬͨͲੵۃతʹԿ͔͠Α͏ͱ΋͠
    ͳ͔ͬͨ
    4 ݱ৔͔Βएׯڑ཭Λஔ͍͍ͯͯɺPuppetͳͲ΋ͦΜͳʹ৮
    Βͳ͘ͳͬͨ
    

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23. ·ͨPuppet͞ΘΓ͸͡Ίͨ
    4 ࣗ෼͕͔ͭͯॻ͍ͨPuppetϚχϑΣετ͕ϨΨγʔίʔυ
    ʹͳ͍ͬͯͨ
    4 ϦϑΝΫλϦϯάͨ͘͠ͳͬͨ
    4 ϦϑΝΫλϦϯά͢ΔͳΒ౰વςετ͕ඞཁͩ͠CI΋΍Γ
    ͍ͨ
    

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24. Πϯϑϥςετͷલ४උ
    4 ΠϯϑϥCI΍Ζ͏ͱࢥͬͯɺ·ͣ͸CIΛ࣮ߦ͢Δ؀ڥΛ੔
    ͑ͨ
    4 LXCίϯςφͰςετ͢ΔͨΊʹɺίϯςφΛͬ͘͞ͱͭ
    ͘ΕΔPuppetϚχϑΣετॻ͍ͨ
    4 ͪΐ͏Ͳಉ͡λΠϛϯάͰDocker͕ग़͖ͯͯແ༻ͷ௕
    ෺ʹͳͬͨ
    

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25. ςετπʔϧ୳͠
    4 ؀ڥ͸໨ॲ͕͍ͭͨͷͰ࣍͸ςετπʔϧ
    4 ·ͣ͸طଘͷ΋ͷͰΑ͛͞ͳ΋ͷ͕ͳ͍͔୳ͨ͠
    4 rspec-puppet͙Β͍͔͠PuppetͰ࢖͑Δ΋ͷ͸ͳ͞
    ͦ͏
    4 Chefपลͷํ͕ॆ࣮
    4 ChefSpec, Test Kitchen, Cucumber-Chef,
    minitest-chef-handler
    

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26. ࣗલͰͭ͘Δ͜ͱʹͨ͠
    4 ͨͩ͠rspec-puppet͸͖ͪΜͱϞδϡʔϧԽ͞Ε͍ͯͳ
    ͍ͱ࢖͑ͳ͍
    4 ࣗ෼ͷϚχϑΣετ͸ϞδϡʔϧԽ͞Εͯͳ͍ϨϕϧͷϨ
    Ψγʔ͞
    4 rspec-puppet͸࣮ࡍͷαʔόͷঢ়ଶΛςετ͢ΔΘ͚
    ͡Όͳ͍
    4 ͡Ό͋ࣗ෼Ͱ࡞Δ͔ɺͬͯ͜ͱʹ
    

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27. Serverspec஀ੜ
    4 ౰࣌ͷಉ྅(@hiboma)͕LXCͷίϯςφΛςετ͢Δίʔ
    υΛRSpecͰॻ͍͍ͯͨ
    4 Α͠ɺͦΕύΫͬͯ൚༻తʹ࢖͑ΔΑ͏͠Α͏
    4 ϓϩτλΠϓΛҰ೔Ͱͭ͘Γɺཌ೔ʹ͸rubygems.orgͰ
    ެ։
    

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28. ॳظͷServerspec
    4 ࠷ॳ͸RedHatܥLinuxͷΈରԠɺSSHόοΫΤϯυͷΈɻ
    ExecόοΫΤϯυ͸ͳ͔ͬͨɻ
    4 @tkmr͞Μ͕ෳ਺OSରԠͱDebianରԠͯ͘͠Εͨ
    4 @raphink͞Μ͕όοΫΤϯυ੾Γସ͑ରԠͯ͘͠Εͨ
    4 ͜Μͳײ͡Ͱ৭ΜͳਓΛר͖ࠐΜͩ
    

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29. Serverspecͦͷޙ
    4 Star: 738, Fork: 149, Contributors: 69
    4 ରԠOS૿͑ͨΓɺαϙʔτ͢Δػೳ΋૿͑ͨΓ
    4 ݱࡏv2.0ʹ޲͚ͨ࡞ۀத
    4 ΑΓ֦ு͠΍͘͢͢ΔͨΊͷϦϑΝΫλϦϯά͕ϝΠϯ
    

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30. ຊ౰ʹ޿͘
    ࢖ΘΕͯΔͷʁ
    

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31. Serverspecͷೝ஌౓
    4 Black Duck Open Source Rookies of the Year 2013
    4 Docker, InfluxDB, Appium౳ͱฒΜͰड৆
    4 Thought Works Technology Radar 2014
    4 Provisioning Testingͷ߲໨ʹServerspecͷจࣈ͕ग़
    ͯ͘Δ
    4 rubygems.orgͰͷμ΢ϯϩʔυ਺໿30ສ
    4 Chef͕໿400ສ
    

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33. ࡶࢽʹ͓͚Δݴٴ
    4 WEB+DB PRESS Vol.75
    4 WEB+DB PRESS Vol.76
    4 WEB+DB PRESS Vol.80
    4 WEB+DB PRESS Vol.81
    

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35. ॻ੶ʹ͓͚Δݴٴ
    4 Test-Driven Infrastructure with Chef, 2nd Edition
    4 Chef׆༻ΨΠυ
    4 νʔϜ։ൃ࣮ફೖ໳
    4 Chef࣮ફೖ໳
    4 ύʔϑΣΫτRuby on Rails
    

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41. ւ֎Ͱͷ൓Ԡ
    

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48. ͳͥServerspec͸
    ੒ޭͨ͠ͷ͔ʁ
    

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49. ೳಈతͳཁҼ
    

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50. ผྖҬͰ੒ޭ͍ͯ͠ΔϓϥΫςΟε
    Λ࣋ͪࠐΉ
    4 ιϑτ΢ΣΞ։ൃͷੈքͷϓϥΫςΟε
    4 ςετۦಈ։ൃ
    4 ܧଓతΠϯςάϨʔγϣϯ
    4 ಉ͡༻ޠ࢖͏ͱΠϝʔδ΋͠΍͍͢
    4 ςετۦಈΠϯϑϥ/ΠϯϑϥCI
    

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51. ໊લॏཁ
    4 Server + RSpecͱ͍͏௚ٿͳ໊લ
    4 ໊લ͔ΒԿΛ͢Δ΋ͷͳͷ͔͕ྨਪ͠΍͍͢
    4 ֮͑΍͍͢
    

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52. ӳޠυΩϡϝϯτ
    4 ೔ຊࠃ֎Ͱ΋޿͘ೝ஌ͯ͠΋Β͓͏ͱࢥͬͨΒɺ͜Ε͸େ
    લఏ
    4 README΍serverspec.orgͳͲ͸࠷ॳ͔ΒӳޠͰॻ͍ͨ
    

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53. ϝδϟʔͳΩʔϫʔυ/ϓϩμΫτ
    ʹͷ͔ͬΔ
    4 Puppet΍Chefͱ͍ͬͨϫʔυΛࢄΓ͹ΊΔ
    4 ࣮ࡍʹؔ࿈͢Δπʔϧͩ͠
    4 Puppet΍ChefͷதͷਓʹरΘΕͯɺ൴Β͕πΠʔτ͢Δ
    ͜ͱͰ޿·ͬͨײ
    

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54. υΩϡϝϯτͷΘ͔Γ΍͢͞
    4 ӳޠͰυΩϡϝϯτΛॻ͍ͯɺϝδϟʔͳϫʔυࢄΓ͹Ί
    ͯϦʔνϟϏϦςΟߴΊΔ͚ͩͰ͸·ͩෆे෼
    4 ͬ͟ͱࣼΊಡΈ͚ͨͩ͠ͰԿ͕Ͱ͖Δπʔϧͳͷ͔͙͢ʹ
    Θ͔ΔΑ͏ʹ͢Δͷ͕ॏཁ
    4 ͙͢ʹΘ͔Βͳ͍ͱɺڵຯΛࣦͬͯ཭୤͞Εɺೋ౓ͱ໭Β
    ͳ͍͔΋͠Εͳ͍
    

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55. πʔϧࣗମͷγϯϓϧ͞
    4 υΩϡϝϯτΛΘ͔Γ΍͘͢͢ΔͨΊʹ͸ɺπʔϧͦͷ΋
    ͷ͕γϯϓϧͰΘ͔Γ΍͍͢ඞཁ͕͋Δ
    4 Serverspec͸ςετͷΈʹಛԽͨ͠
    4 ଞͷπʔϧʹ͋Δߏ੒؅ཧπʔϧͱͷ࿈ܞ΍VMͷૢ࡞
    ౳͸ল͍ͨ
    4 Ώ͑ʹγϯϓϧͰΘ͔Γ΍͍͢
    

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56. γϯϓϧ͚ͩͲ֦ு͠΍͍͢
    4 جຊతͳػೳ͸͋·Γ૿΍͞ͳ͍ํ਑
    4 ͨͩ͠ϓϩάϥϜΛॻ͍֦ͯு͠΍ͯ͘͢͠Δ
    4 ଞͷπʔϧͱ΋૊Έ߹Θͤ΍͍͢
    4 UNIX఩ֶ
    4 Keep It Simple, Stupid
    

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57. ଞπʔϧͱͷ૊Έ߹Θͤ
    4 busser-serverspec
    4 beaker-rspec
    4 vagrant-serverspec
    4 sensu-community-plugins/plugins/serverspec
    

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58. ΤʔδΣϯτϨε
    4 ͍͘ΒศརͰ΋ɺαʔόʹ৭ʑೖΕΔͷ͸ݏͰ͢ΑͶʁ
    4 Serverspec͸ςετΛ࣮ߦ͢ΔϚγϯʹRuby͕͋Ε͹OK
    4 ςετର৅ͷϚγϯʹ͸SSHͰΞΫηεͰ͖Ε͹OK
    4 Ruby͢Βඞཁͳ͍
    

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59. ࢖͏·ͰͷෑډΛԼ͛Δ
    4 Serverspec͸Ruby 1.8.7Ҏ߱Λαϙʔτ
    4 RedHat 6ܥͷύοέʔδΠϯετʔϧͰೖΔRubyʹରԠ
    4 ผ్RubyΛμ΢ϯϩʔυͯ͠ίϯύΠϧɺͳͲ͢Δඞ
    ཁ͕ͳ͍
    4 serverspec-initίϚϯυ
    4 ίϚϯυҰൃͰͻͳܗΛੜ੒͙ͯ͢͠ʹࢼͤΔ
    

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60. ࣗ෼ҰਓͰ΍Γ͗͢ͳ͍
    4 ࣗ෼͕࢖͏ػೳ͔͠جຊతʹ͸࣮૷͠ͳ͍
    4 γϯϓϧʹอͭ͏͑Ͱ΋େࣄ
    4 ཉ͍͠ػೳ͕͋Ε͹ࣗ෼Ͱ࣮૷ͯ͘͠Εɺͱ͍͏ελϯε
    4 OSSͳͷͰ
    4 ݁Ռͱͯ͠ଟ͘ͷਓΛר͖ࠐΊͨ
    

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61. ೳಈతཁҼ·ͱΊ
    4 ଞྖҬͷϓϥΫςΟεΛ࣋ͪࠐΉ
    4 ໊લ΍υΩϡϝϯτॏཁ
    4 ϝδϟʔͳϓϩμΫτʹ৐͔ͬΔ
    4 γϯϓϧ͔֦ͭுՄೳ
    4 ࢖͏ෑډΛԼ͛Δ
    4 ଞऀΛר͖ࠐΉ
    

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62. ٕज़τϨϯυཁҼ
    

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63. αʔόߏ੒؅ཧπʔϧͷ੒ख़
    4 Puppetొ৔͔Β9೥
    4 Chefొ৔͔Β5೥
    4 ΈΜͳ͕ͦͷ࣍Λݟਾ͑ͩͨ͠
    

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64. Vagrantͷීٴ
    4 ςετΛ࣮ߦ͢ΔͨΊʹ͸खݩͰVMΛಈ͔ͤΔํ͕ḿΔ
    4 VagrantʹΑΓखݩͰςετίʔυΛॻ͍࣮ͯߦ͢Δ؀ڥ
    ͕ͭ͘Γ΍͘͢ͳͬͨ
    

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65. Chefք۾Ͱͷςετͷ੝Γ্͕Γ
    4 ݩʑChefք۾ͷਓͨͪ͸ςετʹର͢Δҙ͕ࣝߴ͔ͬͨ
    4 ChefSpec, Test Kitchen, Cucumber-Chef, minitest-
    chef-handlerͳͲςετܥπʔϧ͸Chefք۾͕ॆ࣮
    

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66. Jenkins΍CI as a Serviceͷීٴ
    4 Jenkins͕։ൃͷੈքͰ͸౰ͨΓલͷΑ͏ʹ࢖ΘΕ͍ͯΔ
    4 CI as a Serviceͷීٴ
    4 Travis, CircleCI, Drone, WerckerͳͲ
    

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67. GitHubͷීٴ
    4 GitHubͰΠϯϑϥίʔυΛ؅ཧ
    4 ϓϧϦΫΤετϕʔεͰมߋ
    4 CI as a Serviceͱͷ࿈ܞ
    4 ςετۦಈΠϯϑϥ/CIͱ૬ੑ͕ྑ͍
    

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68. ٕज़τϨϯυཁҼ·ͱΊ
    4 ߏ੒؅ཧ+Ծ૝Խ+ςετ+CIͱ͍͏τϨϯυ
    4 GitHub͕͜ͷτϨϯυΛߋʹޙԡ͠
    4 Ծ૝Խɺߏ੒؅ཧɺCIʹ͍ͭͯ͸ఆ൪͕Ͱ͖ͯͨ
    4 ςετπʔϧ͸ܾఆ൛͕ͳ͔ͬͨ
    4 ͦ͜ʹServerspec͕͸·ͬͨ
    4 ͦΕʹΑΓ͜ͷτϨϯυΛߋʹՃ଎ͤ͞Δ͜ͱʹͳͬͨ
    

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69. ·ͱΊ
    

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70. Serverspecͷ੒ޭཁҼ
    4 ଞྖҬͰ੒ޭ͍ͯ͠ΔϓϥΫςΟεΛ࣋ͪࠐΉ
    4 ςετۦಈ։ൃ/ܧଓతΠϯςάϨʔγϣϯ
    4 ࠷ॳ͔ΒීٴΛҙࣝͨ͠׆ಈ
    4 ໊લɺυΩϡϝϯτɺϝδϟʔϓϩμΫτʹͷ͔ͬΔ
    4 γϯϓϧ͔֦ͭுՄೳʹ
    4 UNIX఩ֶ/Keep It Simple, Stupid
    

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71. Serverspecͷ੒ޭཁҼ
    4 ׶͑ͯ伱Λͭͬͯ͘ਓΛר͖ࠐΉ
    4 τϨϯυʹͷ͔ͬΔ
    4 ߏ੒؅ཧ+Ծ૝Խ+ςετ+CI
    4 ςετπʔϧҎ֎ͷఆ൪͸طʹ͋ͬͨ
    4 伱ؒΛຒΊͨͷ͕Serverspec
    

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72. Serverspecͷ੒ޭཁҼ
    4 Өڹྗͷ͋ΔਓʹϦʔν͢Δ
    4 ࠃ಺Ͱ͸ҏ౻௚໵ࢯͷϒϩάΤϯτϦ΍ࡶࢽهࣄͷӨڹ
    ͕େ͖ͦ͏
    

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73. Serverspecͷ੒ޭཁҼ
    4 ٕज़τϨϯυΛੜΉͱ͔ߟ͑ͳ͍
    4 ੜ΋͏ͱࢥͬͯੜΊΔ΋ͷͰ΋ͳ͍
    4 ࣗ෼͕ཉ͍͠΋ͷɺ͓΋͠Ζ͍ͱࢥ͏΋ͷΛࣗ෼ͷͨΊʹ
    ͭ͘Δ
    4 ਓྨͷٕज़ൃలͨΊͷແঈ։ൃɺͱ͍͏ελϯεͰ͸͍
    ͍΋ͷ͸Ͱ͖ͳ͍
    

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74. ·ͱΊ
    4 ٕज़τϨϯυΛੜΈग़ۙ͢ಓ͸ͳ͍
    4 গͳ͘ͱ΋ࣗ෼͸஌Βͳ͍
    4 ͨͩࣗ෼͕ཉ͍͠΋ͷɺ͓΋͠Ζ͍ͱ͓΋͏΋ͷΛͭ͘Δ/
    ެ։͢Δ
    4 ͦͷੵΈॏͶ͕ૉ੖Β͍͠΋ͷΛੜΉ͜ͱʹͭͳ͕Δ
    4 ࣗ෼͕ͭͬͯ͘ެ։ͨ͠΋ͷ͸ɺখ͞ͳ΋ͷؚΊͯ100
    Ҏ্͸͋Δ
    

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75. Shut the fuck up and write some code
    Openness is our driver for excellence
    ஌೭ऀෆ೗޷೭ऀ޷೭ऀෆ೗ᒜ೭ऀ
    

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