ローカル開発環境にDockerを導入した話

by Makoto Henmi

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ϩʔΧϧ։ൃ؀ڥʹ DockerΛಋೖͨ͠࿩ ߹ಉษڧձ in େ౎ձԬࢁ -2017 Winter- ҳݟ੣(@mako_wis)

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ࣗݾ঺հ w ҳݟ੣ ΁ΜΈ·͜ͱ w 5XJUUFS!NBLP@XJT w גࣜձࣾΫϨΦϑʔΨʢԻૉࡐൢചɺ ԻָίϯςεταΠτӡӦʣ w ϑϩϯταʔόʔαΠυ৘γε

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αʔϏεΠϯ౰࣌ͷߏ੒ EC2(App) EC2(Batch) RDS

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S3 ૿͑ΔawsαʔϏε EC2(App) EC2(Batch) RDS

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S3 ૿͑ΔawsαʔϏε EC2(App) EC2(Batch) RDS CloudSearch

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S3 ૿͑ΔawsαʔϏε EC2(App) EC2(Batch) RDS CloudSearch SQS

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S3 ૿͑ΔawsαʔϏε EC2(App) EC2(Batch) RDS CloudSearch SQS SNS

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͜͜Ͱͪΐͬͱ໰୊͕

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ൃੜ͍ͯͨ͠໰୊ • ֤ࣗͦΕͧΕͰઃఆͯͨ͠ͷͰൿ఻ͷλϨԽ • S3Λ։ൃ༻ʹڞ௨ͷόέοτΛݟ͍ͯͨΓ͠ ͯσʔλͷॏෳ͕ൃੜ • Ϛγϯങ͍ସ͑ͱ͔Ͱ؀ڥߏங΍Γ௚͠ͷ৔ ߹ʹ͕͔͔࣌ؒΔ

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؀ڥߏங͕ϘτϧωοΫʹ

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؀ڥߏஙΛ؆୯ʹͯ͠ޮ཰UP

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ରॲํ๏ • ϩʔΧϧʹAWS୅ସαʔϏεΛར༻ͯ͠ຊ൪ ͱಉ౳ͷ؀ڥΛߏங • ։ൃऀຖʹຊ൪ͱಉ౳ͷ؀ڥΛAWS্ʹߏங

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ରॲํ๏ • ϩʔΧϧʹAWS୅ସαʔϏεΛར༻ͯ͠ຊ൪ ͱಉ౳ͷ؀ڥΛߏங • ։ൃऀຖʹຊ൪ͱಉ౳ͷ؀ڥΛAWS্ʹߏங ࠓճ͸ͬͪ͜

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DockerͰϩʔΧϧʹ؀ڥߏங

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ࠓճͷํ਑ • DockerΛར༻ͯ͠ϩʔΧϧʹ։ൃ؀ڥΛߏங • खܰʹ؀ڥΛ্ཱ͍ͪ͛ͨͷͰdocker- composeͰίϯςφΛ؅ཧ • ୅ସ͑αʔϏε͕ແ͍΋ͷ͸ผ్ରࡦߟ͑Δ

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ϝΠϯΞϓϦ όον S3 MySQL SQSɾSNS SQSɾSNSॳظԽ

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S3ͷஔ͖׵͑ • MinioΛ࢖༻ • https://github.com/minio/minio • dockerΠϝʔδΛར༻ͯ͠΋ӬଓԽ͕༰қ • σΟϨΫτϦ=όέοτͱͯ͠Έͳͯ͘͠ΕΔ ͷͰόέοτ࡞੒ࡁͰ഑෍Ͱ͖Δ

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SQSɾSNSͷஔ͖׵͑ • Localstack • https://github.com/localstack/localstack • ֤छawsαʔϏεͷ୅ସ͑αʔϏεΛఏڙ • s3͸minioͷํ͕࢖͍΍͍͢ͷͰࠓճ͸ະ࢖༻ • SNS΋SQSͷ྆ํରԠͯ͘͠Ε͍ͯΔ • Ωϡʔ࡞੒͸ผ్ઃఆόονΩοΫ༻ͷΠϝʔδΛ࡞੒ͯ͠ docker-compose up࣌ʹ࣮ߦ

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RDSͷஔ͖׵͑ • ฐࣾMySQLͳͷͰMySQLͷdockerΠϝʔδΛ ࢖༻ • ֤ࣗೖΕ͍ͯΔMySQLΛ࢖༻͢Δख΋͋ͬͨ ͕ઃఆ΍όʔδϣϯ͕όϥͭ͘Մೳੑ΋͋Δ ͷͰ౷Ұ

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CloudSearchɾɾɾ • ϕʔλ൛͔ͩΒͳͷ͔୅ସ͑αʔϏε͕ΠϚΠν • ݩʑΫϥ΢υαʔνͷઃఆ͕ͳ͔ͬͨΒDB΁ͷ ݕࡧʹ੾Γସ͑ΔϩδοΫ͕͋ͬͨͷͰͦΕΛ ར༻ • ʢͦͷ͏ͪElasticSearchʹ৐Γ׵͑Δ͔΋͠Ε ͳ͍ͷͰҰ୴ஔ͍͓ͯ͘

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όονΞϓϦͷରԠ • όονͷDockerΠϝʔδͷ࡞੒ • DockerԽʹ൐͏ίʔυमਖ਼ • SQSʹґଘͯ͠ΔͷͰSQSͷ४උ׬ྃΛ଴ͭίʔυΛ௥Ճ • ϝΠϯΞϓϦͱಉ࣌ʹىಈ͍ͨ͠ • όονͷDockerϑΝΠϧΛϏϧυͯ͠ΠϝʔδΛ࡞੒͢ΔํࣜΛબ୒ • ϦϙδτϦ͕ผͳͷͰgit submoduleΛར༻ͯ͠ϝΠϯΞϓϦͷϦϙ δτϦʹ௥Ճ

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ϝΠϯΞϓϦͷରԠ • RailsΞϓϦέʔγϣϯ • ࠷ॳ͸DockerΛར༻ͤͣͦͷ··ىಈ͢Δ༧ఆͰ͕ͨ͠ɾɾɾ • όονଆ͔ΒϝΠϯΞϓϦͷAPIΛୟ͘ඞཁ͕͋Γ • Dockerଆ͔ΒϗετOSͷΞυϨεΛऔಘ͢Δํ๏͕OSຖʹ·ͪ· ͪ • ϝϯόʔͷOS͸WindowsɺMacOSࠞࡏ • ϦϙδτϦϧʔτʹDockerϑΝΠϧΛஔ͍ͯΠϝʔδϏϧυ

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Docker-compose up Ͱ։ൃ؀ڥ্ཱ͕͕ͪΔ

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·ͱΊ • docker-compose upͰඞཁͳ։ൃ؀ڥ্ཱ͕͕ͪΔͷ͸ศར • ֤ࣗͦΕͧΕͰઃఆ͢Δख͕ؒল͚ͨ • Railsͷ֤छίϚϯυΛ࣮ߦ͢Δͷ͕໘౗ • ͍͍ͪͪdocker-compose run ~Λ࣮ߦ͢Δͷ͕ΊΜͲ͍͘͞ • γΣϧεΫϦϓτΛ४උͯ͠লྗԽ • DockerΠϝʔδ΍S3ϩʔΧϧԽͰPCͷ༰ྔ͕ඞཁ

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͓ΘΓ