Ruby on Railsな会社でGolangを導入した（する）話

by Yoshi

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:PTIJIJSP5BLBIBTIJ 3VCZPO3BJMTͳձࣾͰ (PMBOHΛಋೖͨ͠ʢ͢Δʣ࿩

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ࣗݾ঺հ 5BLBIBTIJ:PTIJIJSP (JUIVC!ZPTIJ גࣜձࣾ$MVFYʢΫϧʔʣ ˠ݄ؒສ17΄ͲͷࣗࣾϝσΟΞΛӡӦ ࣾ಺Ͱ΍͍ͬͯΔ͜ͱ ɾϩάͷ෼ੳج൫ͷߏங "84($1 ɾ͍ͭઌिɺຊ൪Ͱ%PDLFS͕Քಇ࢝͠ΊΔ

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NBNBOPLPʢ··ͷ͜ʣ ೛৷ɾࢠҭͯͷ೰ΈΛղܾͰ͖Δ  ϚϚ޲͚αʔϏε

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ຊ୊ 3VCZPO3BJMTͳձࣾͰ (PMBOHΛಋೖͨ͠ʢ͢Δʣ࿩

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(Pݴޠͱ͸ ɾHPPHMF͕೥ࠒ͔Β։ൃΛ։࢝ ɾ೥ʹϦϦʔε ɾ$ͷ଎౓ͱ1ZUIPOͷੜ࢈ੑΛཱ͍྆ͤͨ͞ ɾݴޠͦͷ΋ͷʹϏϧυπʔϧ΍ςετɺ  ϑΥʔϚολʔ͕༻ҙ͞Ε͍ͯΔɻ ɾݴޠ࢓༷Λγϯϓϧʹอͭ͜ͱΛॏࢹɻ

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ͳͥ(Pʹͨ͠ͷ͔  ಋೖͷഎܠ ɾωΠςΟϒΞϓϦ"1*ͷόοΫΤϯυͱͯ͠࢖༻ ɾ3VCZͰ"1*૊ΜͩΒ஗͘ͳ͍ʁ ɾॲཧ଎౓͕଎͍΋ͷΛ࠾༻͍ͨ͠ ɾϞϊϦγοΫαʔϏε͔ΒϚΠΫϩαʔϏε΁ ɾͦΖͦΖ৽͍͠΋ͷೖΕ͍ͨ ɾൺֱతখ͞ͳΞϓϦͳͷͰ৽ٕज़࢖͏ͷʹ΋͍ͬͯ͜

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ଞࣾͰͷϢʔεέʔε %PDLFSຊମ ϝϧΧϦɾι΢κ΢ "1*όοΫΤϯυ 8BOUFEMZ "1*όοΫΤϯυ หޢ࢜υοτίϜ 8FCΞϓϦέʔγϣϯ നϠΪίʔϙϨʔγϣϯ "1*όοΫΤϯυ ͳͲͳͲ ˠঃʑʹ1SPEVDUJPOӡ༻͕૿͖͑ͯͨͷͰɺ  ໰୊ͳͦ͞͏ɻ

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(Pͷಛ௃ ɾίϯύΠϧَ͕଎͍ WT3VCZ ɾ͋Δఔ౓ͷ੩తܕ෇͚ ˠϩʔΧϧม਺ͳͲ͸ܕਪ࿦Λͯ͘͠ΕΔ ɾϚϧνεϨουॲཧ ΰϧʔνϯ ͷ؅ཧָ͕ ˠ3VCZͩͱ͕ͪ͜͜ΐͬͱ໘౗ ɾݴޠ࢓༷ʹίʔυن໿͕૊Έࠐ·Ε͍ͯΔ ɾܧঝ͸Ͱ͖ͳ͍ ɾΫϥεͱ͔ͳ͍ ɾ001͸࣮ݱͰ͖Δ

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ͭΒ͍ͱ͜Ζ ɾ8"'ͷཚཱ ˠϝΠϯετϦʔϜͱͳΔΑ͏ͳ8"'͕  ·ܾͩ·͍ͬͯͳ͍ ɾύοέʔδͷόʔδϣϯ؅ཧ ˠHPຊମͷύοέʔδϚωʔδϟ͸ґଘੑղܾʹॏ఺Λ  ஔ͍ͨ΋ͷͳͷͰɺόʔδϣϯ؅ཧແཧΆɻ ɾंྠͷ࠶։ൃײ

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8"'ͷཚཱ #POF &DIP (JO (PDSBGU 3FWFM IUUQRJJUBDPNOBKFJSBJUFNTCEDDFCCDDGG (PKJ (PSJMMB ,BNJ .BSUJOJ JSJT IUUQTHJUIVCDPNLBUBSBTJSJT

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8"'ͷཚཱ σϑΝΫτελϯμʔυͳϑϨʔϜϫʔΫ͕  ·ͩଘࡏ͍ͯ͠ͳ͍ "DUJWF3FDPSEͷΑ͏ͳ03Ϛούʔ͸  8"'ʹ૊Έࠐ·Ε͍ͯͳ͍

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8"'ͷཚཱ Ͳ͏͔ͨ͠ 8"'ʹ͸සൟʹߋ৽͕͞Ε͍ͯͯɺ  طʹଞࣾͰ࠾༻͞Ε͍ͯΔ΋ͷΛ࠾༻ɻ 8"'ʹґଘ͗͢͠ͳ͍Α͏ʹɺബ͍8"'Λ࠾༻ɻ ˠສ͕Ұͷ࣌΋ଞͷ8"'ʹ৐Γ׵͑΍͍͢ɻ

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ύοέʔδͷόʔδϣϯ؅ཧ JTਏ͍ ύοέʔδ؅ཧͱ͸  3VCZPO3BJMTͰ͍͏CVOEMFSΈ͍ͨͳ΋ͷ

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ύοέʔδͷόʔδϣϯ؅ཧ JTਏ͍ σϑΥϧτͷ࢖͍ํ JNQPSU GNU HJUIVCDPNSFWFMSFWFM HPHFUHJUIVCDPNSFWFMSFWFM

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Կ͕ਏ͍͔ HPHFUͰ͸ৗʹ࠷৽ͷϨϙδτϦ͕QVMM͞ΕΔɻ ˠޙํޓ׵ੑΛ࣋ͨͳ͍มߋؚ͕·ΕΔͱऴΘΓ Φϫλʘ ?P? ʗ

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σϑΥϧτͷHPHFU͸࢖Θͳ͍ɻ ˠ୅ΘΓʹHMJEFΛ࢖͍·͠ΐ͏ɻ ύοέʔδͷόʔδϣϯ؅ཧ JTਏ͍ ˞࣍ظόʔδϣϯͰ  όʔδϣϯ؅ཧ΋σϑΥϧτʹͳΔ͔΋ʁ

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ɾHPMBOH༻ͷαʔυύʔςΟύοέʔδϚωʔδϟ ˠ3VCZʹ͓͚ΔCVOEMFSͷΑ͏ͳ΋ͷ ɾZBNMܗࣜͰύοέʔδͷόʔδϣϯ؅ཧΛߦ͑Δɻ ɾ3VCZPO3BJMTͰCVOEMFS࢖͍ͬͯͨΒೃછΈ΍͍͢ɻ HMJEFͱ͸

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ؾΛ͚ͭͨ͜ͱ ɾͭͷ8"'΍ϥΠϒϥϦʹґଘ͗͢͠ͳ͍ɻ ɾ"1*༻ͳͷͰϑϧελοΫϑϨʔϜϫʔΫ͸࢖Θͳ͍ɻ ɾඞཁʹԠͯ͡ϥΠϒϥϦ͸ࣗ෼Ͱ࡞Δɻ ɾ3P3ͳձࣾͳͷͰ"3ʹ͍ۙ03. HPSN ΛೖΕͨɻ ɾσβΠϯύλʔϯ͸.7$Λ࠾༻ɻ ɾ"1*ͷόʔδϣϯ؅ཧ͕͠΍͍͢3PVUFSߏ੒ɻͳͲ

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͜Ε͔Β΍͍ͬͯ͘͜ͱ ɾEPDLFSDPNQPTFʹ%#ίϯςφೖΕͯͳ͍ ɾKTPOͷγϦΞϥΠζॲཧΛָʹ͍ͨ͠ ɾςετॻ͔ͳ͍ͱ͍͚ͳ͍ ɾͦ΋ͦ΋ςετϑϨʔϜϫʔΫ͍Εͯͳ͍ ɾ03.ೖΕ͚ͨͲϞσϧ࡞ͬͯͳ͍ ɾ஍ຯʹϗοτϦϩʔυͰ͖ͨΒָ ɾຊ൪αʔόʔ͸%PDLFSͳͷͰ؅ཧෆཁ ɾ1SPEVDUJPOӡ༻ͷෛՙςετ