capistrano-bundle_rsync使ったらオートスケールが高速化した話

Transcript

1. $BQJTUSBOPCVOEMF@STZOD
   ࢖ͬͨΒΦʔτεέʔϧ͕ߴ
   ଎Խͨ͠࿩
   

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2. ࣗݾ঺հ
   w Ϣχίϯͱ͍͏ϕϯνϟʔͰ3BJMTॻ͍ͯ·͢
   w ΠΧJESZPOFYU
   

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3. ໨࣍
   w DBQJTUSBOPCVOEMF@STZODͱ͸
   w ๊͍͑ͯͨ՝୊
   w ղܾͨ͠ํ๏ͱखॱ
   w ݁Ռ
   

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4. DBQJTUSBOPCVOEMF@STZODͱ
   ͸
   w %F/"ͷ!TPOPUT͞Μ͕࡞ͬͨɺ֤ϊʔυʹ
   STZODͰσϓϩΠͰ͖Δ(FN
   w IUUQTHJUIVCDPNTPOPUTDBQJTUSBOP
   CVOEMF@STZOD
   

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5. Կ͕͍͍ͷ͔ʁ
   w ௨ৗͷDBQJTUSBOPͰ͸ɺ֤ϊʔυʹTTI͠ɺ֤
   ϊʔυͰෛՙͷֻ͔ΔCVOEMFJOTUBMMΛߦ͏ɻ
   w ͜ͷ(FN͸ɺσϓϩΠ༻ͷαʔόͰCVOEMF
   JOTUBMMΛߦ͍ɺσϓϩΠޙͷʮ੒Ռ෺ʯΛ࡞ͬͨ
   ͋ͱͰɺ֤ϊʔυʹSTZODͰ഑෍͢Δ
   

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6. ಈ࡞Πϝʔδ
   DBQJTUSBOP࣮ߦαʔό
   σϓϩΠର৅αʔό
   σϓϩΠର৅αʔό
   σϓϩΠର৅αʔό/
   TTI
   ֤αʔόͰCVOEMFJOTUBMM͕ߦΘΕΔ
   

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7. ಈ࡞Πϝʔδ
   DBQJTUSBOP࣮ߦαʔό
   σϓϩΠର৅αʔό
   σϓϩΠର৅αʔό
   σϓϩΠର৅αʔό/
   DBQJTUSBOP࣮ߦαʔόͰ
   CVOEMFJOTUBMMͨ͠΋ͷΛ
   STZODͰ഑෍͢Δ
   σϓϩΠର৅෺
   

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8. ͜ΕʹΑΓ
   w ֤ϊʔυͰDQVෛՙͷ͔͔Δ࡞ۀ͕ߦΘΕͳ͍
   ͷͰϦιʔεʹ΍͍͞͠
   w ୆਺͕૿͖͑ͯͨͱ͖ɺ଎౓͕஗͘ͳΓʹ͍͘
   

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9. ͦͷଞͷϝϦοτ
   w Ұ౓σϓϩΠͨ͠όʔδϣϯ͸σϓϩΠαʔό
   ʹอଘ͞Ε͍ͯΔͨΊɺಉ͡όʔδϣϯͷσϓ
   ϩΠ͕ૣ͍
   w ͜Ε͕Φʔτεέʔϧʹ௒ޮ͘
   

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10. ๊͍͑ͯͨ՝୊
    w ࣍ͷΑ͏ͳ࢓૊ΈͰΦʔτεέʔϧΛઃఆ͍ͯ͠
    ·ͨ͠
    

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11. ΦʔτεέʔϦϯά༻".*Λ࡞
    ੒
    ΦʔτεέʔϦϯ
    ά༻".*
    ΠϯελϯεΛ৽ن࡞੒͠ɺΞϓϦಈ࡞ʹඞཁͳϛυϧ΢Σ
    Ξʢ3VCZ΍/HJOYͳͲʣΛೖΕͨ΋ͷΛ".*Խ
    ΞϓϦ༻ͷ
    "OTJCMF
    

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12. ىಈ࣌ʹ6TFS%BUBͰҎԼͷॲ
    ཧΛ࣮ߦ
    ΦʔτεέʔϦϯ
    ά༻".*͔Β্ཱͪ
    ͕ͬͨΠϯελϯε
    (JU)VC͔ΒΞϓϦͷϦϙδτϦΛऔಘ
    औಘͨ͠ϦϙδτϦ͔Βɺࣗ਎ʹରͯ͠DBQEFQMPZΛ࣮ߦ
    

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13. w ϝϦοτ
    w ؆୯
    w σϝϦοτ
    w ճCVOEMFJOTUBMM͕૸ΔͷͰ஗͍
    w ͱݴ͏͔ճͰ΋஗͍
    

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14. ͜ΕʹΑΓ
    w ฏۉͯ͠෼ڧͷ͕͔͔͍࣌ؒͬͯͨ
    

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15. w ࠷৽ͷBQQαʔό͔Β".*Λ࡞ͬͯɺىಈͯ͠
    6OJDPSOΛ্ཱͪ͛Δɺͱ͍͏΍Γํ΋͋Δ͚
    Ͳ
    w ".*ࠩ͠ସ͑BVUPTDBMJOHHSPVQࠩ͠ସ͑·
    ͰɺσϓϩΠͱηοτͰ΍Δͷ͸ϋʔυϧߴ͍
    ʢҰԠࣗಈԽ͸Ͱ͖Δ͔΋ʣ
    

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16. ղܾͨ͠ํ๏ͱखॱ
    

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17. ͜͏ߟ͑ͨ
    w σϓϩΠ͞Ε͍ͯΔ΋ͷNBTUFSΛอ͓ͬͯΓɺ
    ඞͣDBQJTUSBOPͰσϓϩΠ͍ͯ͠ΔͷͰ
    w BVUPTDBMFͰىಈ࣌ʹɺDBQJTUSBOP
    CVOEMF@STZODͰσϓϩΠ͢Ε͹ɺࠓNBTUFSʹ
    ͋Δ΋ͷΛSTZOD͢Δ͚ͩͳͷͰૣ͍ͷͰ͸ʁ
    

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18. ͜͏͍͏ߏ੒ʹ
    σϓϩΠαʔό
    $JSDMF$* "QQαʔό
    "QQαʔό
    BVUPTDBMF
    ࣌ʣ
    σϓϩΠґཔ ݱࡏՔಇதͷ"QQαʔόʹσϓϩΠ
    ࣗ෼ʹσϓϩΠґཔ
    σϓϩΠ
    

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19. $JSDMF$*͔Β௚઀σϓϩΠ͠ͳ
    ͍ཧ༝
    w ࡞ऀͷ!TPOPUT͞Μͷϒϩάʹ΋هड़͞Ε͍ͯ
    ·͕͢ɺσϓϩΠαʔόͱ"QQαʔόͷΞʔΩ
    ςΫνϟ͕ಉ͡Ͱ͋Δඞཁ͕͋ΔͨΊɻ
    w σϓϩΠαʔόͰCVOEMFJOTUBMM͔ͯ͠Β
    STZODͰSVCZΞϓϦΛࢃ͘DBQJTUSBOP֦ு
    ࡞ͬͨTPOPUTCMPHIUUQCMPHMJWFEPPSKQ
    TPOPUTBSDIJWFTIUNM
    

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20. ௨ৗσϓϩΠ࣌ͷεΫϦϓτ
    15 production:
    16 branch: master
    17 commands:
    18 - ssh {Ϣʔβ}@{σϓϩΠαʔό} 'source ~/.bash_profile;
    branch=master stage=production sh' < deploy.sh
    DJSDMFZNM
    

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21. ௨ৗσϓϩΠ࣌ͷεΫϦϓτ
    1 #!/bin/sh
    2
    3 mkdir -p deploy/{app_name}
    4
    5 if [ ! -d ./deploy/{app_name}/$branch ] ; then
    6 git clone git@github.com:{github_user}/{github_repo} ~/deploy/
    {app_name}/$branch
    7 fi
    8 cd /home/ubuntu/deploy/{app_name}/$branch
    9 git fetch
    10 git checkout -f origin/$branch
    11 bundle
    12 bundle exec cap $stage deploy
    EFQMPZTI
    

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22. ௨ৗσϓϩΠ࣌ͷεΫϦϓτ
    1 set :stage, :production
    2 set :branch, ENV['BRANCH_NAME'] || 'master'
    3 set :rails_env, 'production'
    4
    5 require 'aws-sdk'
    6
    7 AWS.config(
    8 access_key_id: ENV['AWS_ACCESS_KEY_ID'],
    9 secret_access_key: ENV['AWS_SECRET_ACCESS_KEY'],
    10 region: ‘{region}’
    11 )
    12
    13 instances = AWS.ec2.instances.with_tag(:Name,
    ‘{instance_name}’).select{|i| i.status == :running}.map(&:dns_name)
    14
    15 role :app, instances, user: 'ubuntu'
    16 role :web, instances, user: 'ubuntu'
    17 role :db, instances.first, user: 'ubuntu'
    DPOpHEFQMPZQSPEVDUJPOSC
    

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23. Φʔτεέʔϧ࣌
    1 #!/bin/bash
    2 sudo su - {Ϣʔβ} -c "ssh {Ϣʔβ}@{σϓϩΠαʔό} -o
    StrictHostKeyChecking=no 'source ~/.bash_profile; HOST=`hostname`
    branch=master stage=autoscale sh /home/ubuntu/deploy/{app_name}/
    master/deploy.sh’” >> /tmp/autoscale.log
    6TFS%BUB
    

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24. Φʔτεέʔϧ࣌
    DPOpHEFQMPZBVUPTDBMFSC
    1 set :stage :production
    2 set :rails_env, 'production'
    3 set :host, ENV['HOST']
    4
    5 server fetch(:host), user: 'ubuntu', roles: %w{app web db}
    

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25. ݁Ռ
    w ΦʔτεέʔϧͰֻ͔Δ࣌ؒʢ"84Ͱ
    "VUP4DBMJOH(SPVQΛ୆ͨ͠ͱ͜Ζ͔Βɺ&-#Ͱ
    αʔϏεΠϯ͢Δ·Ͱͷ࣌ؒʣ
    w #FGPSF
    w ෼ඵ
    w "GUFS
    w ෼ඵ
    

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26. ͜͏͔͸͹͙ͭΜͩʂ
    w ࣮࣭ɺΦʔτεέʔϧͰ୆૿΍͔ͯ͠Βɺ࣮ࡍ
    ʹαʔό͕ಈ͘Α͏ʹͳΔ·Ͱʹ਺෼͔͔Δͷ
    ͰɺσϓϩΠ࡞ۀࣗମ͸෼Ҏ಺ͰऴΘ͍ͬͯΔ
    ͜ͱʹɻ
    

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27. ·ͱΊ
    w ճCVOEMFJOTUBMM͢Δࠓ·Ͱͷ΍Γํ͕ѱ͔ͬ
    ͨͱ͍͏ͷ΋͋Γ·͕͢ɺͦΕͰ΋ઈେͳޮՌ
    Λൃش͢Δ͜ͱʹɻ
    

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28. ಉ͡Α͏ͳ͜ͱ͕Ͱ͖Δϓϩ
    μΫτ
    w TʹΞοϓϩʔυͯ͠ɺσϓϩΠ࣌ʹQVMMͯ͘͠Δͱ͍͏΋ͷ
    w IUUQTHJUIVCDPNTPSBINBNJZB
    w IUUQTHJUIVCDPNGVKJXBSBTUSFUDIFS
    w ͜Ε΋!TPOPUT͞Μʹ঺հͯ͠΋ΒͬͨͷͰ͕͢ɺDFSG΍DPOTVM͕ඞཁͩͬͨͷͰɺ·ͣ͸
    DBQJTUSBOP͚ͩͰͰ͖Δຊ(FNͰ΍ͬͯΈ·ͨ͠ɻ
    w ࠓ΍ͬͯΔαʔϏε͕౰ͨͬͯେن໛ʹͳ͖ͬͯͨΒ࠶ݕ౼ͯ͠Έ·͢ɻ
    

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