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misoobu
September 13, 2016
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サーバーとは。(あとゲーム) / server
学生さん向け資料。
misoobu
September 13, 2016
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Transcript
αʔόʔͱɻ ͏ͪʹ͓͚Δαʔόʔͱɻ 2016/09/07 ֶੜ͚Πϕϯτ ฤू൛
αʔόʔͱ ήʔϜʹ͓͚Δαʔόʔͱ ༷ʑͳσʔλʹ͍ͭͯ ήʔϜͰͲͷΑ͏ͳ௨৴͕͋Δͷ͔ αʔόʔʹٻΊΒΕΔ͜ͱ ͢͜ͱ
αʔόʔͱɺ ΫϥΠΞϯτ ͷཁٻʹର͠ɺ αʔϏεΛఏ ڙ͢Δͷɻ αʔόʔ
༷ʑͳαʔόʔ ͳͲͳͲ… ݕࡧͷαʔόʔ ϑΝΠϧͷαʔόʔ ϝʔϧͷαʔόʔ ϞόΠϧήʔϜͷαʔόʔ Web αʔϏεͷαʔόʔ
Web αʔϏεͱήʔϜʹ͓͚Δαʔόʔ ΫϥΠΞϯτΞϓϦ͔Βͷ ϦΫΤετʹର͠ॲཧΛͯ͠ JSON Ξʔτૉࡐɺ εΫϦϓτͳͲͷ ඞཁͳίϯςϯπΛฦ͢ ϒϥβ͔Βͷ ϦΫΤετʹର͠ॲཧΛͯ͠
HTML/JSON Ξʔτૉࡐɺ εΫϦϓτͳͲͷ ඞཁͳίϯςϯπΛฦ͢ Web αʔϏε ϞόΠϧωΠςΟϒήʔϜ
Web αʔϏεͱήʔϜʹ͓͚Δαʔόʔ ͍͍ͩͨಉ͡ ΫϥΠΞϯτΞϓϦ͔Βͷ ϦΫΤετʹର͠ॲཧΛͯ͠ JSON Ξʔτૉࡐɺ εΫϦϓτͳͲͷ ඞཁͳίϯςϯπΛฦ͢ ϒϥβ͔Βͷ
ϦΫΤετʹର͠ॲཧΛͯ͠ HTML/JSON Ξʔτૉࡐɺ εΫϦϓτͳͲͷ ඞཁͳίϯςϯπΛฦ͢ Web αʔϏε ϞόΠϧωΠςΟϒήʔϜ ͔͜͜Βɺͬͪ͜ˢΛྫʹΛ͢Δ
ʹݟ͑Δ෦ɺେମΫϥΠΞϯτ ΞϓϦʹΑΔ࣮ αʔόʔΛඞཁͱ͠ͳ͍ήʔϜଟ͍ αʔόʔ͕͋ΔͱԿ͕Ͱ͖Δͷ͔ʁ ʢαʔόʔԿΛ͢Δͷ͔ʁʣ ήʔϜʹ͓͚Δαʔόʔ
ԕ͘ͷ୭͔ͱܨ͕Δ ్தͰήʔϜ༰ͷΞοϓσʔτɺ੍ޚ ΞΧϯτཧʹΑΔɺෳͷڥͰͷ ϓϨΠ ӡӦଆͱͯ͠ɺϢʔβʔͷߦಈΛੳ αʔόʔ͕͋ΔͱԿ͕Ͱ͖Δͷ͔
ԕ͘ͷ୭͔ͱܨ͕Δ ్தͰήʔϜ༰ͷΞοϓσʔτɺ੍ޚ ΞΧϯτཧʹΑΔɺෳͷڥͰͷ ϓϨΠ ӡӦଆͱͯ͠ɺϢʔβʔͷߦಈΛੳ αʔόʔ͕͋ΔͱԿ͕Ͱ͖Δͷ͔ ରઓɺϥϯΩϯάɺڠྗ
ԕ͘ͷ୭͔ͱܨ͕Δ ్தͰήʔϜ༰ͷΞοϓσʔτɺ੍ޚ ΞΧϯτཧʹΑΔɺෳͷڥͰͷ ϓϨΠ ӡӦଆͱͯ͠ɺϢʔβʔͷߦಈΛੳ αʔόʔ͕͋ΔͱԿ͕Ͱ͖Δͷ͔ ৽͍͠ΠϕϯτͷՃ
ԕ͘ͷ୭͔ͱܨ͕Δ ్தͰήʔϜ༰ͷΞοϓσʔτɺ੍ޚ ΞΧϯτཧʹΑΔɺෳͷڥͰͷ ϓϨΠ ӡӦଆͱͯ͠ɺϢʔβʔͷߦಈΛੳ αʔόʔ͕͋ΔͱԿ͕Ͱ͖Δͷ͔ Λͳͯ҆͘͠৺
ԕ͘ͷ୭͔ͱܨ͕Δ ్தͰήʔϜ༰ͷΞοϓσʔτɺ੍ޚ ΞΧϯτཧʹΑΔɺෳͷڥͰͷ ϓϨΠ ӡӦଆͱͯ͠ɺϢʔβʔͷߦಈΛੳ αʔόʔ͕͋ΔͱԿ͕Ͱ͖Δͷ͔ ੳɾվળɺϢʔβʔαϙʔτ
σʔλͷཧɺαʔόʔͷେࣄ ͳࣄͷͻͱͭɻ αʔόʔ͕͋ΔͱԿ͕Ͱ͖Δͷ͔ σʔλͰɺ৭ʑͳ͜ͱ͕Ͱ͖Δɻ
Ϛελʔσʔλ Ϣʔβʔσʔλ ͪΐͬͱผ͔࣠ΒɺΞʔτؔ࿈σʔλ ʢը૾, 3D ૉࡐ…ʣ ༷ʑͳσʔλ ͦΕͧΕɺѻ͍͕ҟͳΔ
ӡӦଆ͕ఆٛ͢Δɺجૅใͱͳ Δσʔλ ݻఆతͳσʔλ ྫ: ͜ΜͳΩϟϥ͕͍ͯɺ͜Μͳύ ϥϝʔλʔͰ… ༷ʑͳσʔλ Ϛελʔσʔλ
ϢʔβʔͷߦಈʹΑͬͯͰ͖Δɺग़དྷࣄΛ ه͢Δσʔλ ྲྀಈతͳσʔλ ྫ: Ϣʔβʔ͕ॴ͍࣋ͯ͠Δɺͱ͋ΔΞΠ ςϜͷݸ ༰ྔ͕େ͖͘ͳΓ͍͢ ༷ʑͳσʔλ Ϣʔβʔσʔλ
αʔόʔ ଞʹɺϦΞϧλΠϜαʔόʔͳͲɻ 8FC"QQ 8FC"QQ 8FC"QQ 3%# 8FC"QQ ,74 -PBE #BMBODFS
-PBE #BMBODFS "TTFUT "TTFU 8FC"QQ #BUDI Web API ϢʔβʔσʔλͳͲ Ϛελʔσʔλ ΞʔτσʔλͳͲ => ͜͜Ͱ·ͱΊͯ ϦιʔεͱݺͿ $%/ 8FC"QQ
1. ήʔϜىಈ •ϩάΠϯ POST /session •Ϧιʔεʹߋ৽͕͋Ε DL 2. ϗʔϜը໘ •͓ΒͤΛऔಘͯ͠දࣔ
GET /notices 3. ΫΤετΛબΜͰ։࢝ •ϦιʔεͷϚελʔσʔλ͔ΒɺΫΤετͷҰཡΛಘΔ •։࢝ POST /user_quests 4. ΫΤετͷϓϨΠ݁ՌΛૹͬͯऴྃ PUT /user_quests/1234/finish •༩͞Εͨใुͷσʔλฦͬͯ͘Δɺ݁Ռදࣔ ࣮ࡍͷήʔϜϓϨΠͰͷ௨৴ྫ
ଟͷ Web API ͕Ͱ͖Δ API ͔Γ͘͢ͳͯ͘ͳΒͳ͍ HTTP ϝιου, ύε… ܗࣜͷ౷Ұ
=> RESTful API API ΠϯλʔϑΣΠεͷ౷Ұ
ن͕େ͖͘ͳΔͱɺαʔόʔɾΫϥΠΞϯτͰ࣮ऀ͕ มΘΔ͜ͱ͕ଟ͍ REST ʹͬͯڞ༗ࣄ߲ґવଟ͍ ύϥϝʔλʔ, Ϩεϙϯεͷܗࣜ… ϓϩάϥϚϒϧͳυΩϡϝϯτԽ, ڞ௨Խͷҝʹɺ JSON Hyper-Schema
Open API API ͷόʔδϣχϯά αʔόʔͱΫϥΠΞϯτͰଉΛ߹ΘͤΔ
ৗʹෆਖ਼νʔτʹૂΘΕΔ ྫ͑ɺΫϥΠΞϯτͰͷॲ ཧ݁ՌΛվมͯ͠ɺͦΕΛαʔ όʔʹ͛ͤ͞Δ αʔόʔͱΫϥΠΞϯτͷॲཧͷڥք
αʔόʔɺجຊతʹΫϥΠΞϯτ͔ΒͷϦΫΤετ৴༻ͯ͠ ͳΒͳ͍ ௨৴ͷ҉߸Խ ৗʹɺ͓͔͘͠ͳ͍͔֬ೝ͢Δ ॏཁͳॲཧඞͣαʔόʔͰ࣮ߦ ྫ: Ψνϟͷநબ ݕ͘͠ʹ͍͘ͷͰɺ໌Β͔ʹո͚͠ΕӡӦʹ௨ => BAN
αʔόʔͱΫϥΠΞϯτͷॲཧͷڥք
ʮಈ͘ʯ͚ͩͰͳ͘ʮޙͷ͜ͱߟ ্ྀͨ͠Ͱಈ͘ʯ ͱΓ͋͑ͣಈ͚ͩ͘ͳΒ͙͕ͩ͢… ଟ͘ͷϢʔβʔΛࢧ͑ΒΕΔ͜ͱ ޙͷӡ༻͕Γ͍͢͜ͱ αʔόʔʹٻΊΒΕΔ͜ͱ
ଟ͘ͷϢʔβʔΛࢧ͑ΒΕΔ͜ͱ ෛՙରࡦ ΫΤϦվળ DB ׂ Ωϟογϡ ͳͲͳͲ ڊେͳσʔλɺϩάͷཧ αʔόʔʹٻΊΒΕΔ͜ͱ
ޙͷӡ༻͕Γ͍͢͜ͱ ઃܭίʔυ͕͔Γ͍͢ɺ৮Γ͍͢ ϚελʔσʔλͷՃमਖ਼ͷ࡞ۀ͕؆୯ ϢʔβʔσʔλΛݟ͘͢ཧը໘ʹ දࣔ͠ɺϢʔβʔαϙʔτͷޮԽ αʔόʔʹٻΊΒΕΔ͜ͱ
αʔόʔσʔλͷΛ͞Βͬͱͨ͠ ΤϯδχΞϦϯάͷੈք͘ਂ͘ɺͦͯ͠໘ന͍ ͏ͪʹɺͦͦ͜͜ͷنͷαʔϏε͕͍ͭ͋͘Δ ৽͍͠ͷ૿͍͑ͯΔ ൺֱతͷ͋Δʮ͍͍ࣄʯͷػձಘ͍͢ => ܦݧΛஷΊ͍͢ڥͩͱࢥ͏ కΊ
͓·͚: ϝοηʔδ ͦͷҝʹ… ৫ͰΤϯδχΞͱͯ͠ࣄΛ͢ Δͱ͍͏͜ͱɺ༷ʑͳೳྗͷ૯ ྗઓɻ ͦͷதͷʮٕज़ྗʯΛຏ͘ͱ͍͏ ʹ͓͍ͯɺࢲ͕େͩͱࢥͬͨ ͜ͱΛհ͓ͯ͘͠ɻ
࣮ݱͤ͞Δ͜ͱ ࣗͷཧΛ࣋ͭ͜ͱɺ ͦ͜Λࢦཱ͔ͯͪ͠͏͜ͱ ͓·͚: ϝοηʔδ ͦͷҝʹ…
ਅࣅͯͭ͘͠Δ => ࣗͰߟ͑ͯͭ͘Δ ษڧΛ͢Δɺ͚ͭͮ͠Δؾ࣋ͪ ΞϯςφΛுΓɺʹΠϯσοΫεΛͭ͘Δ దͳϓϥΠυ ʮࣗͰΓΔʯͱʮཔΔʯͷόϥϯε ͍͠… ͓·͚: ϝοηʔδ