Heroku を利用した Quipper の開発事例紹介

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)FSPLVΛར༻ͨ͠ 2VJQQFSͷ։ൃࣄྫ঺հ 5FDI$PNQBTTl-PWF)FSPLV z /PWFNCFS ,FOTVLF/BHBF!LZBOOZ

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w2VJQQFSͷ঺հ w2VJQQFSϓϥοτϑΥʔϜͰͷ )FSPLVͷ׆༻ࣄྫ঺հ w)FSPLVͷ࢖͍Ͳ͜ΖΛݟۃΊΔ w·ͱΊ ຊ೔ͷΞδΣϯμ

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!LZBOOZ͕͓ૹΓ͠·͢ w௕Ӭ݈հ /BHBF,FOTVLF w೥݄d2VJQQFS w8FC%FWFMPQFS 3VCZ IUUQLZBOOZNF

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2VJQQFS͸ɺϞόΠϧྖҬͷ ֶशϓϥοτϑΥʔϜΛఏڙ͍ͯ͠Δ ڭҭܥελʔτΞοϓاۀͰ͢ IUUQXXXRVJQQFSDPNKBQBODBSFFST

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ຊࣾ͸ϩϯυϯͰ͕͢౦ژΦϑΟε΋͋Γ·͢ χϡʔϤʔΫʹ΋ελοϑ͕ৗற͍ͯ͠·͢ ৬छʹΑͬͯ͸ϩϯυϯɾΞδΞॾࠃ΁ͷग़ு΋

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IUUQHBLVNPTUVEZDPN தߴੜ޲ֶ͚शαʔϏεʮ(",6.0ʯ

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IUUQXXXRVJQQFSTDIPPMDPN ΞδΞ޲ֶ͚शαʔϏεʮ2VJQQFS4DIPPMʯ

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$SFBUJPO$FOUFS ίϯςϯπΛ࡞Δ 2-JOL ֶशঢ়گΛ Ϟχλʔ͢Δ 2-FBSO (",6.0 ֶश͢Δ 2VJQQFSϓϥοτϑΥʔϜ͸ࡾͭͷػೳΛ࣠ʹ ֤छαʔϏεΛల։͍ͯ͠·͢

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ಉ͡ΞϓϦέʔγϣϯΛ ผʑͷϒϥϯυͰల։͢Δ͜ͱ΋͋Γ·͢

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ΞϓϦέʔγϣϯͷಈ࡞֬ೝͷͨΊʹ ςετ༻ͷ؀ڥ΋ඞཁͰ͢Ͷ 5FTUJOH 5FTUJOH

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ɾɾɾ͞ΒʹσϓϩΠલͷ࠷ऴνΣοΫ༻ʹ εςʔδϯά؀ڥ΋༻ҙ͠ͳ͍ͱ 5FTUJOH 5FTUJOH 4UBHJOH 4UBHJOH

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Ӧۀͷਓ ʮ΍͋ɺ͓٬͞ΜʹݟͤΔσϞ͸ແ͍ͷʁʯ 5FTUJOH 5FTUJOH 4UBHJOH 4UBHJOH %FNP %FNP

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5FTUJOH 5FTUJOH 4UBHJOH 4UBHJOH %FNP %FNP αʔόʔ͕͍ͭ͋ͬͯ͘΋଍Γͳ͍Αʂ ͍͍ͪͪηοτΞοϓͯ͠ΒΕͳ͍Αʂ ͜Μͳʹͨ͘͞Μ؅ཧͰ͖ͳ͍Αʂ

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)FSPLVΛ࢖͍·͠ΐ͏

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͢΂ͯ)FSPLVͰӡ༻ͯ͠·͢

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wαʔόʔͷηοτΞοϓ࡞ۀ͕ෆཁ wΞϓϦέʔγϣϯͷઃఆ࡞ۀ͕؆୯ wαʔόʔͷࢮ׆؂ࢹ͕ෆཁ wαʔόʔͷεέʔϧΞ΢τ͕؆୯ w๛෋ͳΞυΦϯͰ֦ு΋؆୯ )FSPLVͷڧΈ͸ ʮӡ༻ͷෛ୲͕গͳ͍ʯ఺ʹ͋Γ·͢

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IFSPLVDSFBUF".&> ηοτΞοϓ͸ίϚϯυҰ͚ͭͩ Πϯετʔϧ࡞ۀ͸ෆཁͰ͢

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HJUQVTIIFSPLVNBTUFS ΞϓϦέʔγϣϯͷσϓϩΠʹ͸ (JUΛ࢖͍·͢

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IFSPLVDPOpHTFU,&:7"-6& IFSPLVDPOpH ؀ڥม਺ͷઃఆɾ֬ೝ΋ίϚϯυͰ

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EJ⒎Va IFSPLVDPOpHBQQNZBQQQSPEVDUJPO a IFSPLVDPOpHBQQNZBQQTUBHJOH 1SP5JQ؀ڥม਺ͷࠩ෼νΣοΫ

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IFSPLVQTTDBMFXFC εέʔϧΞ΢τ΋ίϚϯυҰ͚ͭͩʂ αʔόʔػثͷख഑ɾηοτΞοϓෆཁ ਺ඵͰϦιʔεΛ૿ڧͰ͖·͢

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IFSPLVGPSL&8/".&> ΞϓϦέʔγϣϯͷෳ੡΋Ͱ͖·͢ ςετ༻ɾσϞ༻؀ڥ΋͙͢࡞Ε·͢

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IFSPLVDSFBUFBQQ HJUQVTIIFSPLVNBTUFS IFSPLVGPSLBQQEFNP IFSPLVDPOpHTFU%&.0BQQBQQEFNP σϞ༻ͷ؀ڥΛ࡞Δͱͨ͠Β͜Μͳײ͡

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๛෋ͳΞυΦϯ /FX3FMJD ύϑΥʔϚϯεܭଌ

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๛෋ͳΞυΦϯ 4FOE(SJE ϝʔϧ഑৴

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ͦͷଞ͍͔ͭ͘࢖ͬͯ·͢ w.FNDBDIJFS Ωϟογϡ w3FEJT5P(P ,FZ7BMVFετΞ w)FSPLV4DIFEVMFS DSPO w44-

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͋͑ͯΞυΦϯΛ࢖Θͳ͍͜ͱ΋

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.POHP-BC .POHP%#ϗεςΟϯά wෳ਺ΞϓϦέʔγϣϯ͔Βڞ༗ wݸผܖ໿ͷ΄͏͕ྉ͕͍ۚ҆ wΞΫηεݖݶͷద੾ͳ੍ݶ wBEEPOTSFNPWFϛε๷ࢭ

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͔͜͜Β͸۩ମతͳϢʔεέʔεΛ ঺հ͠·͢ wϩάه࿥ϛυϧ΢ΣΞ w"1*αʔόʔͷϚΠάϨʔγϣϯ w#J[%FW͕1VMM3FRVFTUΛςετ

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Ϣʔεέʔε ϩάه࿥ϛυϧ΢ΣΞ

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Ϣʔεέʔε ϩάه࿥ϛυϧ΢ΣΞ wϦΫΤετɾϨεϙϯεΛ͢΂ͯه࿥ wௐࠪ໨తͰ୹࣌ؒͷར༻Λ૝ఆ w3BDLϛυϧ΢ΣΞͱ࣮ͯ͠૷

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Ϣʔεέʔε ϩάه࿥ϛυϧ΢ΣΞ class LoggingMiddleware def initialize(app) @app = app end def call(env) ENV['ENABLE_LOGGING'] ? call_with_logging(env) : call_without_logging(env) end def call_with_logging(env) request = Rack::Request.new env status, headers, body = call_without_logging(env) Log.create(request: request, response: [status, headers, body]) [status, headers, body] end def call_without_logging(env) @app.call env end end

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Ϣʔεέʔε ϩάه࿥ϛυϧ΢ΣΞ w؀ڥม਺Ͱ༗ޮɾແޮͷ੾Γସ͑ wίʔυͷมߋɾσϓϩΠͱ΋ʹෆཁ wτϥϒϧ࣌ʹ͙͢࢖͑Δ

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Ϣʔεέʔε "1*αʔόʔͷϚΠάϨʔγϣϯ

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Ϣʔεέʔε "1*αʔόʔͷϚΠάϨʔγϣϯ w(SBQF 3BDL ͔Β3BJMTϕʔε΁ wNBTUFSͱSBJMTϒϥϯνΛฒߦՔಇ w༷ࢠΛݟͳ͕ΒΏͬ͘Γ੾Γସ͑Δ

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αʔόʔߏ੒ Database API

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αʔόʔߏ੒ Database API API (Rails)

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αʔόʔߏ੒ Database API API (Rails)

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"1*αʔόʔଆͷ࡞ۀ IFSPLVGPSLBQJSBJMTBQQBQJ IFSPLVEPNBJOTBEEBQJSBJMTRVJQQFSDPN HJUQVTIIFSPLVSBJMTNBTUFS

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ΞϓϦέʔγϣϯଆͷ࡞ۀ ʢ˞؀ڥม਺"1*@63-ͰΤϯυϙΠϯτΛࢦఆʣ IFSPLVDPOpHTFUa "1*@63-IUUQTBQJSBJMTRVJQQFSDPN

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࠷খݶͷΦϖϨʔγϣϯͰҠߦ׬ྃ ʢ˞ΞϓϦέʔγϣϯͷ࣮૷ʹ΋ΑΓ·͕͢ɾɾɾʣ wμ΢ϯλΠϜແ͠ɺʮΏͬ͘ΓʯҠߦ w৽چαʔόʔΛฒߦՔಇ wαʔόʔΛʮ෦඼ʯͱͯ͠ѻ͏ w%JTQPTBCMF$PNQPOFOUT

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wσϓϩΠɾ࠶ىಈɾઃఆมߋͷཤྺ wʮ୭͕ʯʮ͍ͭʯʮԿΛ͔ͨ͠ʯ w(JUͷίϛοτ͕ه࿥͞ΕΔ wෳ਺ਓͰͷӡ༻ʹ͸ඞਢ 1SP5JQIFSPLVSFMFBTFT

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Ϣʔεέʔε #J[%FW͕1VMM3FRVFTUΛςετ ඇ։ൃऀ΋(JU)VC'MPXʹר͖ࠐΜͰ ΈΜͳϋοϐʔʹͳͬͨ࿩ IUUQCMPHNBEPSPPSHNO

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։ൃऀ͕1VMM3FRVFTU ʢςελʔ޲͚ͷνΣοΫϦετ෇͖ʣ

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+FOLJOT͕1VMM3FRVFTUϒϥϯνΛςετ (SFFOͩͬͨΒ)FSPLVʹσϓϩΠ

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ςελʔ͸σϓϩΠ͞Εͨ63-Λ։͍ͯ ϒϥ΢βͰಈ࡞νΣοΫ

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ίʔυϨϏϡʔςελʔͷಈ࡞νΣοΫ ྆ํ0,ͳΒଞͷ։ൃऀ͕Ϛʔδ

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%FNPOTUSBCMF1VMM3FRVFTUT wϚʔδ͕શһʹͱͬͯͷʮ׬ྃʯʹ wίϛϡχέʔγϣϯ͠΍͘͢ͳͬͨ wνʔϜશମͷεϐʔυײ͕͕͋ͬͨ wϦϦʔεɾσϓϩΠࣄނ͕ݮͬͨ IUUQTCMPHIFSPLVDPNBSDIJWFTIFSPLVGPSL

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˞࣮ࡍͷίϚϯυ͸ ΋ͬͱటष͍Ͱ͕͢ɾɾɾ IFSPLVGPSLBQJGFBUVSF(*5@#3"/$)BQQBQJ HJUQVTIa HJU!IFSPLVDPNBQJGFBUVSF(*5@#3"/$)HJUa (*5@#3"/$)NBTUFS

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ٯʹ)FSPLVͰΠϚΠνͳͱ͜Ζʁ w؀ڥม਺ʹґଘ͗͢͠ΔϦεΫ w)FSPLVʹ׳Ε͗ͯ͢ΨϥύΰεԽ͢ΔϦεΫ wݸਓͰ࢖͏ʹ͸ͪΐͬͱׂߴʢແྉ࿮আ͘ʣ wʢਖ਼௚ͦΜͳʹෆຬແ͍ʂʣ

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؀ڥม਺ʹґଘ͗͢͠ΔϦεΫ wಈతʹܾ·Δ؀ڥม਺͸೺Ѳͮ͠Β͍ཁૉ wຊདྷ͸όʔδϣϯ؅ཧ͢΂͖ʢઃఆϑΝΠϧʣ wΞϓϦέʔγϣϯ͕؀ڥม਺ʹґଘ͗͢͠Δ wʮਖ਼͍͠஋ʯΛ஌Βͳ͍ͱಈ͔ͤͳ͍ wυΩϡϝϯτͱίϛϡχέʔγϣϯͰΧόʔ

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ʢࣗ෼͕ʣΨϥύΰεԽ͢ΔϦεΫ w)FSPLVҎ֎ͷ؀ڥͰԿ΋Ͱ͖ͳ͘ͳΔ wྲྀߦͷ%FW0QTٕज़Λࢼ͢ػձ͕ແ͍ wศར͗ͯ͢ΠϯϑϥͷτϨϯυʹૄ͘ͳΔ w)FSPLVϓϥοτϑΥʔϜʹғ͍ࠐ·ΕΔ w༨ՋΛར༻ͯ͠1BB4*BB4Λݚڀ͠·͠ΐ͏

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ݸਓͰ࢖͏ʹ͸ͪΐͬͱׂߴʢແྉ࿮আ͘ʣ wʮ͘͞Βͷ714ʯ͕҆͗͢Δ͚ͩʁ w౤ࢿͱࢥͬͯద౓ʹ՝ۚ͢Δͷ͕٢ʁ w)FSPLV͕Ṷ͔ͬͯ஋Լ͛͢ΔͱΈΜͳخ͍͠ wզʑ։ൃऀ͕੝Γཱ͍͖ͯͯ·͠ΐ͏

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·ͱΊ w2VJQQFSͷ։ൃࣄྫΛ঺հ͠·ͨ͠ w)FSPLV͸༏ΕͨϓϥοτϑΥʔϜͰ͢ w࢓ࣄʢϓϩμΫγϣϯ༻్ʣͰ࢖͑·͢ w)FSPLVΤίγεςϜΛཧղ͢Δͱ͞Βʹศར

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