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άϩʔόϧల։Λࢧ͑Δ ྔࢠతͳαʔϏεઃܭ 2017/01/20 Mercari DAY Hiraku NAKANO
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About Me • த (@Hiraku) • ϝϧΧϦͷJP൛ BizDevνʔϜॴଐ • αʔόʔαΠυ୲ɺPHP͔Γॻ͍ͯΔ • ೖࣾͯ͠Ұͪΐͬͱ
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όοΫΤϯυܥͷ৬छ 43& αʔόʔαΠυ w ৴པੑʹϑΥʔΧε w ύϑΥʔϚϯενϡʔχϯά ͕ओઓ w 0QT݉ͶΔ w ػೳ։ൃʹϑΥʔΧε w υϝΠϯϩδοΫ͕ओઓ w 1ͱηοτͰಈ͘ ࢲͬͪ͜ʹॴଐ
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άϩʔόϧల։Λࢧ͑Δ ྔࢠతͳαʔϏεઃܭ 2017/01/20 Mercari DAY
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"FacebookͩͱɺԿສͱ͍͏ ABςετ͕ಉ࣌ʹ͍ͬͯΔɻ ϝϧΧϦͰेຊͬͯΔɻ ύλʔϯେʹ͋Δ"
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ͬ͘ ͑ΜͲ Web൛
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ͬ͘ ͑ΜͲ Web൛ ͦ͏͍͏Πϝʔδ͡Όͳ͍
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ͬ͘ ͑ΜͲ Web൛ ͳΜ͔ྠֲ͕ Α͔͘Βͳ͍…
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ͬ͘ ͑ΜͲ • ຊ൛ʹΞΫηε • ΫϥΠΞϯτόʔδϣϯ͕XX • ϩάΠϯதͷϢʔβʔID͕YY • ͕ZZ • ΞΫηεͨ࣌͠ࠁ͕TT • etc ͬͱྠֲ͕ ݟ͑ͯ͘Δ
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"ྔࢠత"ͱ͍͏ൺᄻ • ݟΔਓʹΑͬͯҧ͏ಈ͖ʹͳΔ • ؍ଌ͠ͳ͍ͱΑ͔͘Βͳ͍ • શύλʔϯʹରͯ͠ໃ६ͳ͘ಈ࡞͢Δ
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ͳͥ"ྔࢠత"ͳͷ͔ • Ծઆ࣮ݧओٛ • ࣮ݧͨ͠΄͏͕͘ਖ਼ղʹͨͲΓண͚Δ • ֎෦ڥͷಈ͖ෆ࣮֬ • ಥવͷোɾ֎෦͔Βͷ߈ܸ • શͯఆ͢Δͷࠔ
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"ྔࢠత"ͳιϑτΣΞ • ෳࡶɾϝϯςϯφϯεେม • ߟྀ࿙Εͱ͔ى͖ͳ͍ͷʁ • ϝϧΧϦͲ͏࣮ݱ͍ͯ͠Δͷ͔ʁ
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ࠓ ͢͜ͱ 1. ϞόΠϧΞϓϦͷόοΫΤϯυʹ ٻΊΒΕΔ͜ͱ 2. ॏཁͰͳ͔ͬͨ͜ͱ 3. mercari-apiͷࢥ 4. ࠓΛੜ͖ΔͨΊʹ
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ٻΊΒΕ͍ͯΔ͜ͱ
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ͬ͘ ͑ΜͲ • ϦϦʔεͷίετ͕͍ • શʹίϯτϩʔϧԼ • ϦϦʔεޙؚΉ • ඇެ։ʹͰ͖Δ
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όοΫΤϯυ͔ͩΒͰ͖Δ͜ͱ • ࢪࡦΛଧͭͨΊͷ • ʮࠓ͙͢ϦϦʔεʯ͕ৗʹՄೳͳଘࡏ • ΞυϗοΫͳোରԠྗ • σʔλͷ࠷ऴน
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ͪΖΜલఏͱͯ͠ • ࣭ • ύϑΥʔϚϯε • কདྷతʹഁ͠ͳ͍ݟ௨͠ • Լ͠ͳ͍։ൃ • ηΩϡϦςΟ߈ܸͷରԠ
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શͯରॲ͢Δͷେม
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࣮ॏཁͰͳ͔ͬͨ͜ͱ
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ίʔυతʹඒಙͱ͞ΕΔͷ • ൚༻ੑ • ඒ͠͞ • Ұ؏ੑ ϝϧΧϦͰ Ձ͕Ί
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൚༻ੑͳͲͳ͍ • ެࣜΫϥΠΞϯτͷΈߟྀ • ͔͠αϙʔτόʔδϣϯͷΈ • ͦΕҎ֎͔Β͑ͳ͍͠ɺ ͏͜ͱఆ͠ͳ͍
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WebAPIͱͯ͠ͷඒ͠͞ • RESTful, HATEOASͱ͍ͬͨ ϕετϓϥΫςΟε…ͱ͞ΕΔͷ • શવकͬͯͳ͍ • ࠷ॳ͋ͬͨͣͳͷ͕ͩ • ެࣜΫϥΠΞϯτʹ߹Θͤͯվम͠·͘ΕΔ͜ͱ ͷ΄͏͕ॏཁ
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Ұ؏ੑͷͳ͞ • ※σʔλҰ؏ੑࢮकͰ͢Α • ίʔυͱͯ͠ேྩվ ͲΜͱདྷ͍ʂ • Ή͠ΖҰ؏ੑͷͳ͍मਖ਼ʹ͑ΒΕΔΑ͏ʹ ίετΛࢧ͏͖
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ϓϩάϥϚͱͯ͠ͷ৺ڥ • ͪΖΜɺඒ͘͠Ұ؏ͯ͠நԽ͞Εͨͷ Λ࡞Γ͍ͨ… • ৽ن։ൃͳΒɺ͍ͭເΛ٧ΊࠐΉΑ͏ʹ ͍ͯ͠Δ • ʮमਖ਼͍ͨ͠ʯͱ͍͏νέοτΛʑ࡞ͬͯ ͍Δ
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PragmaticͰ͋Δ͜ͱ DogmaticʹͳΒͳ͍͜ͱ • ϦϦʔεΛ᪳͠ͳ͍ • ෆશͰಈ͍͍ͯΔํ͕ΑͬΆͲ͍͍ • Be Professional Day Ͱ៉ྷʹ͢Δ
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mercari-api
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ιʔείʔυඇެ։ ͳͷͰɺུ͚֓ͩ
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ٕज़తΩʔϫʔυ • ಠ࣮ࣗͷJSON over HTTPS WebAPI • nginx/OpenResty, Go, PHP, MySQL, Q4M, Parallel-Prefork, Memcached, Solr, ... • DietCakeϕʔεͷϑϨʔϜϫʔΫ
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࣮ࡍͷߏ ൃදଟ͍ͷͰׂѪ
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mercari-api ͷࢥ
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ࢥతΩʔϫʔυ • ബ͍ϑϨʔϜϫʔΫɾ۪ͳ࣮ • ͕͞શͯΛղܾ͢Δ • Ψʔυઅͷଟ༻ • ୯ҰϦϙδτϦͱ͍͏ᐫ
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DietCake • ඇৗʹബ͘ɺ༨ܭͳ͜ͱԿ͠ͳ͍ • શମతʹ۪ͳ࣮ • ϑϩϯτίϯτϩʔϥʔ͔Βॱ൪ʹಡΈਐ Ί͍͚ͯඞͣѲͰ͖Δ • ϑϨʔϜϫʔΫଆ͕͋·Γറͬͯ͜ͳ͍
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͕͞શͯΛղܾ͢Δ • APIࣗମͷ͞ • ଟগͷແཧ͕Ͱ͖Δঢ়ଶΛอͭ • ։ൃͷ͞ • ͙͢ʹফ͢ͳΒΞυϗοΫͳରԠՄೳ
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Α͋͘Δޫܠ • 1ि͙ؒΒ͍Ͱ։ൃ+QA -> ϦϦʔε • Ωϟϯϖʔϯ͕ऴΘͬͨͷͰશআ
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Ψʔυઅͷଟ༻ • if (ఆͱҧ͏) { throw new Error; } • Α͋͘Δྫ • ʮUSͰͷΈʯ • ʮABςετέʔε˓˓൪ͷAύλʔϯʯ • ʮ࠷৽ͷΞϓϦΛ͓͍Լ͍͞ʯ
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୯ҰϦϙδτϦͱ͍͏ᐫ • JP/US/GBઃఆͱDBͰΓସ͑ • αʔόʔߏɺ։ൃڥɺϊϋڞ௨Խ • ฐ͋Δ͕ࠓͷͱ͜Ζڐ༰ൣғ
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mercari-api ۪ͳ࣮ ˣ ։ൃͷॠൃྗ ੑೳ Ψʔυઅଟ༻ ˣ গ͠ͰෳࡶΛԼ͛Δ ୯ҰϦϙδτϦ ˣ ഁ͠ͳ͍ઃܭΛ ڧཁ͞ΕΔ
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ࠓΛੜ͖ΔͨΊʹ
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ϝϧΧϦʹશ͘༨༟ͳ͍ • USϓϩμΫτ·ͩ·ͩେޭͰͳ͍ • ۪ͳվળʹΑΓɺ֯Λ͞ΒʹߴΊͳ ͍ͱɺγϦίϯόϨʔͷڝ߹ʹ͋ͬͱ͍͏ؒ ʹෛ͚Δ • ݶΒΕͨϦιʔεΛͬͯɺҰยͷແବͳ͘ ࣄΛਐΊΔ͜ͱ͕ۃΊͯॏཁɻ
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Ͱ͖ͳ͍͜ͱଟ͍ • খखઌͷςΫχοΫͰෳࡶԼ͕Βͳ͍ • όάΛϦϦʔεͯ͠͠·͏͜ͱ͋Δ • ࣦഊͩͬͨͷ͑Εͣ • ͔͠͠ڝ߹ͬͯ͘Εͳ͍
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ʮΤϯδχΞϦϯά͚ͩͰ ղܾ͠Α͏ͱ͠ͳ͍ʯ
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ʮ࡞ΓతʹࣗಈςετͭΒ͍ʯ ˣ ؾ߹͍ͰϨϏϡʔ͠·͢ QAͰ֬ೝ͠·͢
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ʮ࣭ʹෆ͕҆Δ…ʯ ↓ ͦ͏ͳΒ͙͢͠· ͠ΐ͏ ෛՙࢹ͠·͢
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Τοδέʔεͷ࣮͕େม ↓ ☺CSखΦϖͳΒରॲ͍͚ͦ͏ ରԠϚχϡΞϧͰ͖ͨΑʔ
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େࣄʹ͍ͯ͠Δ͜ͱ • ԿΑΓϓϩμΫτͱͯ͠ޭ͢Δ͜ͱ • 80% ͰϦϦʔεͯ͠ɺલʹਐΊΔ • ΓผͷखஈΛ୳ͯ͠र͏ or མͱ͢ • ৽ػೳچΫϥΠΞϯτͰಈ͔ͳ͍͚Ͳɺ Ϋϥογϡͤ͞ͳ͍
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·ͱΊ
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Ҏ্ࢲֶ͕Μͩ͜ͱ • ࢲͷೖࣾͨ͠ࠒʹطʹ͋ͬͨจԽ • ͓ͦΒ͘ૂͬͨ෦ͱɺ݁Ռతʹͦ͏ͳͬͨ෦ ͕͋Δ • ྠֲͷᐆດͳྔࢠతͳαʔϏε • ͜Ε͔Βͦ͏Ͱ͋Γଓ͚ΔͩΖ͏͠ɺ ࢧ͑ΔͨΊͷίετࢧ͏