B2B企業がCloudFunctionsで C2Cサービスに挑んだ話

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##اۀ͕$MPVE'VODUJPOTͰ $$αʔϏεΛ্ཱͪ͛ͨ࿩

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##اۀ͕$MPVE'VODUJPOTͰ $$αʔϏεʹ௅Μͩ࿩

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w͜Ε͔ΒαʔόʔϨεʹνϟϨϯδ͍ͨ͠ํ ·ͣ͸͡Ίʹର৅ऀ w'JSFCBTF$MPVE'VODUJPOTʹڵຯ͕͋Δํ

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wࣗݾ঺հձࣾ঺հ wαʔόʔϨε΁ͷาΈ w$MPVE'VODUJPOTͱ'JSFCBTF wϝϦοτσϝϦοτ w࠷ޙʹ

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wࣗݾ঺հձࣾ঺հ wαʔόʔϨε΁ͷาΈ w$MPVE'VODUJPOTͱ'JSFCBTF wϝϦοτσϝϦοτ w࠷ޙʹ

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੢෢࢙ גࣜձࣾEJ⒎FBTZ  औక໾$50 !@UBLFTIJ@ 4*FSͰ೥ؒओʹۀ຿γεςϜͷ  ։ൃ ౦ژͰDPGPVOEFSͱͯ͠*5  ϕϯνϟʔ্ཱͪ͛ ϑϦʔϥϯεϓϩάϥϚʔͱͯ͠  ಠཱ ೥EJ⒎FBTZʹδϣΠϯ $50ͱͯ͠*5ͷྗͰ ੈքதͷzΉ͔͍ͣ͠zΛ؆୯ʹ  ͢΂͘׆ಈத ˡࠓ͜͜

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ੈքதͷzΉ͔͍ͣ͠zΛ؆୯ʹ

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ΦʔμʔϝΠυ डୗ։ൃ

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೥  શࠃن໛େձಋೖ ` `

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wࣗݾ঺հձࣾ঺հ wαʔόʔϨε΁ͷาΈ w$MPVE'VODUJPOTͱ'JSFCBTF wϝϦοτσϝϦοτ w࠷ޙʹ

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UP#डୗͰͷҰൠతͳαʔόʔߏ੒

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$MPVE  %/4 $MPVE  $%/ $MPVE  -PBE #BMBODJOH $PNQVUF &OHJOF $PNQVUF &OHJOF $MPVE  42- $MPVE  4UPSBHF w ϑϩϯτΤϯυϓϩάϥϜ w ը૾ͳͲ੩తίϯςϯπ w ن໛ʹԠͯ͡ෛՙ෼ࢄ w όοΫΤϯυϓϩάϥϜ w ن໛ʹԠͯ͡ෳ਺୆ߏ੒ w ϩάϑΝΠϧ w ಈతϑΝΠϧ $MPVE  .FNPSZTUPSF w 3FEJT w %#

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αόʔϨεͱͷग़ձ͍

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Google͕ఏڙ͢ΔBaaS(Backend as a Service) 2011೥ʹFirebase, Inc.ʹΑͬͯ։ൃ 2014೥ʹGoogleʹങऩ

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ࣗࣾαʔϏεͰͷ࠾༻

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໨ඪୡ੒Ϛϯμϥʔτ ࣗ૸ܕ૊৫Λ໨ࢦ͢اۀͷͨΊͷνʔϜ໨ඪୡ੒πʔϧ

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w ࢢ৔ͷχʔζ͕ෆ໌֬ w ࠷খͷਓ਺ίετظؒͰ௅Έ͍ͨ w ΠϯϑϥΤϯδχΞ͍ͳ͍ ͳͥ'JSFCBTFΛ࠾༻

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'JSFCBTFͷߏ੒ 7VFKT  ͷ41"

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w ೔ʑมΘΔཁ݅΁ͷॊೈͳରԠ w 3%#೴Ͱͷ/P42-ઃܭˠඇਖ਼نԽ͕伴 w Ϩεϙϯε͕஗͍ˠແବͳΫΤϦൃߦ w ؅ཧπʔϧ͕ͳ͍ w ϚΠάϨʔγϣϯ͕େม ग़͖ͯͨ՝୊

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ྫ͑͹ɾɾɾ ೔ʑมΘΔཁ݅΁ͷॊೈͳରԠ w ࠷ॳ͸Ϛϯμϥʔτ͕ొ࿥ɾߋ৽Ͱ͖Ε͹ྑ͍ɻ w ໨ඪʹରͯ͠ίϝϯτ͍ͨ͠ɻ w ίϝϯτʹର͍͍ͯ͠Ͷʂ͍ͨ͠ɻ w ϚϯμϥʔτͱίϝϯτΛλΠϜϥΠϯʹग़͍ͨ͠ɻ w ෦ॺ͝ͱʹϢʔβʔΛ؅ཧ͍ͨ͠ɻ

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'JSFCBTFͷߏ੒ 7VFKT  ͷ41" Cloud SQL

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4FSWFSMFTT71$"DDFTTЌ൛

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3%#ͱ/P42- 3%# 'JSFTUPSF ෳࡶͳߏ଄ͷσʔλ ୯७ͳߏ଄ͷσʔλ ݫີͳҰ؏ੑ͕ඞཁͳσʔλ ετοΫ͍ͯ͘͠σʔλ ߋ৽ɾ࡟আɾ෇͚ସ͕͑ଟ͍ ୯७ͳऔಘ

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ΩϟϯϖʔϯαΠτͷ૬ஊ

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w ୹ೲظ w ֬ఆͨ͠ཁ݅ w ΞΫηε਺ͷ༧ଌෆೳ w $.౳ʹΑΓॠؒతʹΞΫηε૿Ճ w ػೳ͸γϯϓϧʢΩϟϯϖʔϯίʔυൃߦʣ w γεςϜ͕ࢭ·ͬͨΒ౰વΫϨʔϜ ΩϟϯϖʔϯαΠτͷ૬ஊ

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'JSFCBTFͷߏ੒ 7VFKT  ͷ41" ֎෦"1* ֎෦"1*ೝূΩʔ

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w େྔͷΩϟϯϖʔϯίʔυΛϚελʔొ࿥͢Δͷʹ ࣌ؒΛཁ͢Δ  ˠ'JSFTUPSF΁ͷσʔλ౤ೖ͸౓ʹ্͕݅ݶ w Ωϟϯϖʔϯͷ൓ԠʹΑͬͯ௥ՃͰສ݅୯Ґ ͰΩϟϯϖʔϯίʔυ͕ૹΒΕͯ͘Δ ग़͖ͯͨ՝୊

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'JSFCBTFͷߏ੒ 7VFKT  ͷ41" Cloud SQL ֎෦"1* ֎෦"1*ೝূΩʔ

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w $MPVE42-͕ϘτϧωοΫʹ w $MPVE'VODUJPOTʹΑͬͯɺॊೈʹରԠͰ ͖ͨ w γϯϓϧͳػೳͩͬͨͷͰɺߴ଎ʹߏஙͰ͖ͨ w ҆ఆՔಇͰɺ͓٬༷΋ຬ଍ ৼΓฦΓ

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$UP$ࣗࣾαʔϏε΁ͷ௅ઓ

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࡞ͬͨ$UP$αʔϏε Ձ஋ڞײ͢Δਓ͕ͨͪܨ͕Δ  ϚονϯάϓϥοτϑΥʔϜ • Ϣʔβʔ/ϓϩϑΟʔϧొ࿥ • νϟοτ • νϟοτͷ΍ΓͱΓͰ਌ີ౓UP • ਌ີ౓͕͕͋Δͱ༑ୡͱͯ͠ܨ͕Δ

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࡞ͬͨ΋ͷͷɾɾ৭ʑ͋Γ·ͨ͠ɾɾ

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<൪֎ฤ-5> डୗاۀ͕ ৽نαʔϏεΛ ্ཱͪ͛Δ࣌͸ ͜͜ʹؾΛ͚ͭΖʂ

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ࣾձ৘੎ ΠϯλʔωοτͰͷग़ձ͍͕ ࣾձ໰୊ʹɾɾ

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ͳΜͰࠓͦΕ΍Δͷʁ डୗνʔϜͱ৽نαʔϏενʔϜʹ ෼͚ͯΈͨ wԿΛ΍͍ͬͯΔͷ͔Α͘Θ͔Βͳ͍ɾɾʁ wͳΜͰࠓ΍Δඞཁ͕͋Δͷɾɾʁ ͳΜ͔ͪΐͬͱ͗͘͠Ό͘ɾɾɾ

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՝୊ղܾܕͱ՝୊ൃݟܕ ՝୊ղܾܕ ՝୊ൃݟܕ w ՝୊͕໌֬ w ΍Δҙٛ΍ɺ΍ͬͨ݁ՌͷมԽ͕૝૾͠΍͍͢ w ʮ՝୊ʯ͕ԾઆͰ͋Γɺෆ໌֬ νʔϜҎ֎ͷϝϯόʔͷೲಘײ  ͕ඞཁ

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εϐʔυͱೲಘײ w εϐʔσΟʹࣄۀΛਐΊΔͨΊʹϝϯόʔͷ  ೲಘײ͕େࣄ w ೲಘײ㱠શһࢍ੒ w ఆظతͳঢ়گͷڞ༗͕େࣄ w ԿΛ΍͍ͬͯΔ͔ʁ w ࠓޙͲͷΑ͏ʹਐΊΔ͔ʁ w ఫୀͷϙΠϯτ͸ʁ

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Ұ୴ετοϓɻ

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໭Γ·͢ɾɾ

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w $UP$͸ະ஌ͷྖҬ w ΞΫηε਺͕༧ଌෆՄೳ w ࢢ৔ͷχʔζ͕ෆ໌֬ w ࠷খͷਓ਺ίετظؒͰ௅Έ͍ͨ w ·ͣ͸.71Ͱࣄۀݕূ w ΠϯϑϥΤϯδχΞ͍ͳ͍ ͳͥ'JSFCBTF$MPVE'VODUJPOTΛ࠾༻

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αʔϏεͷߏ੒ 7VFKT  ͷ41" Cloud SQL ϦΞϧλΠϜσʔλ ୯७ʹετοΫ  ͍ͯ͘͠σʔλ ؔ܎ੑΛ࣋ͭ  σʔλ

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wࣗݾ঺հձࣾ঺հ wαʔόʔϨε΁ͷาΈ w$MPVE'VODUJPOTͱ'JSFCBTF wϝϦοτσϝϦοτ w࠷ޙʹ

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։ൃʹ͍ͭͯͷϙΠϯτղઆ

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'JSFCBTF"VUIFOUJDBUJPOͰ ϩάΠϯ࣮૷

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'JSFCBTF"VUIFOUJDBUJPOͰ؆୯ೝূ ϝʔϧ ύεϫʔυೝূ΍  ֤छ 4/4ೝূ͕؆୯

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'JSFCBTF6*ͰϩάΠϯը໘΋ import FirebaseAuth ɹɹ from "@/components/FirebaseAuth"; export default { name: "Login", components: { FirebaseAuth } };

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'JSFCBTF6*ͰϩάΠϯը໘΋

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3FBMUJNF%BUBCBTFͰ ϦΞϧλΠϜνϟοτ

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3FBMUJNF%BUBCBTF'JSFTUPSF • ଟ࠼Ͱߴ଎ͳΫΤϦ • ࣗಈͰεέʔϧ • ެࣜαΠτͰਪ঑ • γϯϓϧͳσʔλΛ  ؆୯ʹอଘ • ϨΠςϯγ͕ඇৗʹ௿͍ • සൟͳঢ়ଶಉظʹ࠷ద

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firebase .database() .ref("messages") .push( { messageText: this.messageText, uid: this.uid } ); σʔλͷ௥Ճ

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σʔλ͕௥Ճ͞Ε͍ͯΔ͜ͱΛ֬ೝ

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firebase .database() .ref("messages") .on("child_added", snapshot => { this.messages.unshift(snapshot.val()); }); σʔλͷϦΞϧλΠϜߋ৽

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σʔλͷϧʔϧ

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σʔλͷϧʔϧઃఆ͸ࡉ৺ͷ஫ҙΛ ΫϥΠΞϯτ͔Β௚઀σʔλΛߋ৽ ِ૷Մೳ 3FBMUJNF%BUBCBTF'JSFTUPSFଆͰϧʔϧ؅ཧ

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σʔλͷϧʔϧઃఆ͸ࡉ৺ͷ஫ҙΛ match /databases/{database}/documents { match /users/{uid} { allow update, delete: if request.auth.uid == uid; allow create, read : if request.auth.uid != null; } match /messages/{uid} { allow update, delete: if request.auth.uid == uid; allow create, read: if request.auth.uid != null; } }

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$MPVE'VODUJPOTͷ࣮ߦ

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$MPVE'VODUJPOTͷ࣮ߦ exports.hello = https.onCall(async (data, context) => { }); exports.updateUser = https.onCall(async (data, context) => { }); exports.getUser = https.onCall(async (data, context) => { }); exports.sendPushMessage = firestore .document(“messages/{userId}") .onWrite(async (change, context) => { }); JOEFYKT

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$MPVE'VODUJPOTͷ࣮ߦ σϓϩΠ

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$MPVE'VODUJPOTͷ࣮ߦ const hello = functions.httpsCallable("hello"); const result = await hello({ name: "takeshi" }); this.message = result.data.message; ΫϥΠΞϯταΠυ exports.hello = https.onCall((data, context) => { return { message: `Hello, ${data.name}.`, uid: context.auth.uid }; }); αʔόʔαΠυ OPEFKT ೝূ৘ใͷऔಘ΋؆୯

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τϦΨʔͷར༻

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'JSFTUPSFߋ৽ΛτϦΨʔʹ௨஌ exports.sendPushMessage = firestore .document("messages/{userId}") .onWrite(async (change, context) => { const data = change.after.data(); const previousData = change.before.data(); const userRef = await admin .firestore() .collection("users") .doc(context.params.userId); const userDoc = await userRef.get(); ߋ৽લޙͷ஋औಘ

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'JSFTUPSFߋ৽ΛτϦΨʔʹ௨஌ const payload = { notification: { title: "௨஌λΠτϧ", body: "௨஌ຊจ" } }; admin .messaging() .sendToDevice(user.fcmToken, payload); ϓογϡ௨஌ૹ৴

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wࣗݾ঺հձࣾ঺հ wαʔόʔϨε΁ͷาΈ w$MPVE'VODUJPOTͱ'JSFCBTF wϝϦοτσϝϦοτ w࠷ޙʹ

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w ϓϩμΫτཁ݅ͷ։ൃʹूதͰ͖ͨ w ೝূपΓͷॲཧ͕؆୯ w ̍ॲཧɿ̍ؔ਺ͳͷͰɺυϝΠϯΛ·͕ͨͳ͍ɺ ϚΠΫϩαʔϏεతͳͭ͘ΓΛҙࣝͰ͖ͨ ϝϦοτ

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w ϕϯμʔϩοΫΠϯ w ྉۚͷ༧ଌ͕೉͍͠ɾා͍ w σʔλϕʔεϧʔϧͷઃఆ࿙ΕͳͲ஫ҙ σϝϦοτ

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wࣗݾ঺հձࣾ঺հ wαʔόʔϨε΁ͷาΈ w$MPVE'VODUJPOTͱ'JSFCBTF wϝϦοτσϝϦοτ w࠷ޙʹ

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EJ⒎FBTZ$50੢ͷ  ʹ͠ ೔࿈ଓ౤ߘνϟϨϯδ  "EWFOU$BMFOEBS ઈࢍެ։தʂ ޙչ

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NBLFEJ⒏DVMUUIJOHTFBTZ ੈքதͷzΉ͔͍ͣ͠zΛ؆୯ʹ