Cloudflare Workers + R2で低コストで画像配信を移行した話/cloudflare_workers_r2_migration

!UFDLM $MPVEGMBSF8PSLFST 3Ͱ ௿ίετͰը૾഑৴ΛҠߦͨ͠࿩ 8PSLFST5FDI5BMLT IUUQTXPSLFSTUFDIDPOOQBTTDPNFWFOU

ࣗݾ঺հ w !UFDLMʢͯͬ͘Δʣ w γʔαʔגࣜձࣾͰ1FSMͷαʔϏεΛத৺ʹΠϯϑϥతͳ͓कΓΛͨ͠Γɺ ഇᆣΛ௚ͨ͠ΓɺσʔλҠߦͳͲͷࡶ༻Λͨ͠Γ͍ͯ͠·͢ w ࠷ۙͷझຯɿϫʔέʔγϣϯ ౶੍࣭ݶ w
ϦϞʔτϫʔΫͰϚϯωϦԽͨ࣌͠͸ϫʔέʔγϣϯ͕࠷ߴͰ͢ʂ w ཱྀઌͰ΋౶࣭ͷऔΓ͗͢ʹ͸͘Ε͙Ε΋஫ҙ͠·͠ΐ͏ʜ

ॕ✨8PSLFST5FDI5BMLT ࠓճͷൃද͸ࠓ೥݄ʹʮ٢঵ࣉQNʯͱ͍͏ΠϕϯτͰൃදͨ͠ωλͷՃචɾ ࠶ฤू൛ʹͳΓ·͢ɻ ͜ͷ࿩͸ҎԼͷهࣄʹৄ͘͠·ͱΊ͍ͯ·͕͢ɺࠓճ͸͜͜ʹग़͍ͯͳ͍Ҡߦޙͷ ௥Ճͷ಺༰ͳͲ΋৫Γަͥͯ঺հ͠·͢ɻ $MPVE'SPOU 4؀ڥΛ$MPVEGMBSF3 8PSLFST؀ڥʹҠߦͨ͠࿩ IUUQTRJJUBDPNUFDLMJUFNTBBBEF

ࠓճͷςʔϚ ࠓ೥ͷ݄ࠒ·ͰऔΓ૊ΜͰ͍ͨ ʮ๭8&#αʔϏεͷը૾഑৴Λ$MPVEGMBSF8PSLFST 3؀ڥʹҠߦͨ͠࿩ʯʹ ͍ͭͯ঺հ͍͖ͤͯͨͩ͞·͢ɻ ΠϯϑϥدΓͷ3΁ͷҠߦͷ࿩͕த৺Ͱ͢ ίʔυ͸΄ͱΜͲग़͖ͯ·ͤΜ $MPVE'SPOU 4Λར༻͍ͯ͠Δํ޲͚ͷҰͭͷϢʔεέʔεͱͯ͠঺հ͍ͤͯ͞ ͖ͨͩ·͢

ΞδΣϯμ w $MPVE fl BSF8PSLFSTͱ͸ w $MPVE fl BSF3ͱ͸ w
Ҡߦ͢ΔࣄʹͳͬͨܦҢ w Ҡߦલͷߏ੒ w ҠߦͷྲྀΕ w ·ͱΊ

$MPVEGMBSF8PSLFSTͱ͸ w IUUQTXXXDMPVE fl BSFDPNKBKQQSPEVDUTXPSLFST w αʔόϨε 'BB4 w
-BNCEB!&EHF $MPVG'SPOU'VODUJPOTΈ͍ͨͳ΍ͭʢࡶʣ w +BWB4DSJQU 7 ͳͲ͕ಈ࡞ w 4FSWJDF8PSLFS͕ಈ͘ w ؆୯ͳ,7ʢLFZWBMVFʣͷΩϟογϡػೳ w ؆୯ͳΞϓϦέʔγϣϯͳΒαʔόϨεͰՄೳ

$MPVEGMBSF8PSLFSTͱ͸ w ࠓճͷΠϕϯτͰ͸طʹ8PSLFSTΛࣗ෼Ҏ্ʹ࢖͍ͬͯΔํʑ͕ଟ͍ͱࢥ͍ ·͢ͷͰɺ͜Ε͸লུ͠·͆͢

$MPVEGMBSF3ͱ͸ w IUUQTXXXDMPVE fl BSFDPNKBKQQSPEVDUTS w "NB[PO4ޓ׵ͷΦϒδΣΫτετϨʔδ w ΤάϨεྉ͕ۚແྉ w
4ͱൺ΂ͯ͞Βʹ௿ίετ w 4ͱҧ͍ɺϦʔδϣϯͷ֓೦͸ແ͍ w 8PSLFSTͱͷ࿈ܞ͕؆୯

$MPVEGMBSF3ͷඅ༻ײ w 4ͱൺֱͯ͠ͲΕ͚ͩ҆͘ͳΔͷ͔ʁ w 31SJDJOH$BMDVMBUPS w IUUQTSDBMDVMBUPSDMPVE fl BSFDPN w
Ϣʔεέʔεʹ΋ΑΔ͕ɺίετѹॖޮՌ͕ߴ͘ͳΔ͜ͱ͕ݟࠐ·ΕΔ w ྉۚମܥ͕ඇৗʹγϯϓϧ w 4ޓ׵ͳͷͰσʔλҠߦ΋ൺֱత༰қ

$MPVEGMBSF3ͷ஫ҙ఺ w ͦͷҰํͰ·ͩ৽͍͠αʔϏεͷͨΊɺࡉ͔͍ػೳͰ଍Γͳ͍Օॴ͕͋Δ w *".΍τʔΫϯ୯ҐͰࡉ͔͍ΞΫηε੍ޚ͕ߦ͑ͳ͍ w όέοτͷόʔδϣχϯάͳͲ͸ݱঢ়ແ͠ w "NB[PO4(MBDJFSͷΑ͏ͳετϨʔδΫϥεͷ֓೦͸ଘࡏ͠ͳ͍ w
্هʹ౰ͯ͸·Βͳ͍৔߹͸ݕ౼ʹ஋͢ΔͷͰ͸ແ͍͔ͱ

$MPVEGMBSF8PSLFST 3ʹҠߦ͢Δࣄʹͳͬͨཧ༝ w ࡢࠓͷٸܹͳԁ҆ͷӨڹʹΑΔίετ૿Ճ΁ͷରࡦ͕ඞਢʹ w τϥϑΟοΫͱετϨʔδίετΛগ͠Ͱ΋҆͘཈͍͑ͨͱ͍͏໨త w 3͸4ޓ׵Ͱίετ࡟ݮ͕ظ଴ग़དྷΔ఺͔Βϕʔλ൛ൃද͔࣌Β஫໨͍ͯͨ͠ w ·ͩ·ͩ("͞Εͨ͹͔ΓͰ࣮ࡍͷࣄྫ΋গͳ͘ɺॳ෺͸গʑා͍ͱ͜Ζ͸͋ͬ
͕ͨɺνϟϨϯδ͢ΔՁ஋͕͋Δͱߟ͑ͨ w ࣮ࡍʹͲΕ͚ͩ҆͘ͳΔ͔Ͳ͏͔͸Ϣʔεέʔε࣍ୈͳͷͰ஫ҙ͕ͩɺࠓճͷέ ʔεͰ͸େ͖ͳίετ࡟ݮޮՌ͕͋ͬͨ

Ҡߦલͷߏ੒ w 4 OHJOY &$ ʹΑΔଟஈߏ੒ w OHJOYDPOG͕ॳݟࡴ͠ w #BTJDೝূͷػೳͷ͓͔͛Ͱ݁ߏཪଆ͕ෳࡶͳࣄʹ
ͳ͍ͬͯͨ w ཁ݅తʹ63-શͯʹରͯ͠ػցతͳ൑ఆ͕ग़དྷͣɺ /HJOY OHY@NSVCZͰ63-ຖʹ൑ఆ͍ͤͯͨ͞ w $%/Ҏ֎ʹ΋ೝূج൫Λҡ࣋͢Δίετ͕͔͔ͬ ͍ͯͨͨΊɺ$MPVE fl BSFҠߦΛػʹ#BTJDೝূػೳ ͸ഇࢭͯ͠γϯϓϧͳߏ੒ʹ͢Δࣄʹ

ҠߦͷྲྀΕ

ҠߦͷྲྀΕ 8PSLFSTػೳ࣮૷ ΞϓϦέʔγϣϯ͔Β4ͱ3΁ͷμϒϧϥΠτ࣮૷ 43΁ͷϑϧίϐʔ ੔߹ੑνΣοΫ
Ωϟογϡύʔδͷ࣮૷ ϩΪϯά ੾Γସ͑ʢ/4ͷҕ೚ʣ ࢒࡞ۀ Ҡߦޙʹ൑໌ͨ͠໰୊

8PSLFSTػೳ࣮૷

8PSLFSTػೳ࣮૷ ͦ΋ͦ΋3഑৴Ͱ8PSLFSTΛ࢖͏΂͖͔ʁ w ͷ3ͷ("ͷλΠϛϯάͰɺެ։όέοτ 1VCMJDCVDLFUT ͱ͍͏ػೳ͕ఏڙ͞ΕΔ Α͏ʹͳͬͨͨΊɺγϯϓϧͳόέοτͷެ։͚ͩͰ͋Ε͹8PSLFSTΛ௨͞ͳͯ͘΋഑৴Ͱ͖ ΔΑ͏ʹͳ͍ͬͯͨ w IUUQTEFWFMPQFSTDMPVE
fl BSFDPNSCVDLFUTQVCMJDCVDLFUT w ύεͷϚοϐϯά͕γϯϓϧͳ৔߹͸ɺ8PSLFSTΛ࢖Θͣͱ΋3FXSJUF63-3VMFT͚ͩͰे෼ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNSVMFTUSBOTGPSNVSMSFXSJUFFYBNQMFT w ͔͠͠ɺݱࡏར༻͍ͯ͠Δฐࣾ4ͷόέοτ͸ΦϯϓϨͷϑΝΠϧαʔό࣌୅͔Βଓͪ͘ΐͬ ͱ໽հͳύεߏ੒ʢޙड़ʣʹͳ͓ͬͯΓɺެ։όέοτػೳͦͷ··Ͱ͸࢖͑ͳ͍͜ͱ͕൑໌

8PSLFSTػೳ࣮૷ Ҡߦલͷը૾63-ͱόέοτͷΠϝʔδ 63- IUUQTIPHFIPHFFYBNQMFOFUJNBHFIFMMPKQH IUUQTUFTUTVCEPNBJOFYBNQMFOFUJNBHFBCDQOH όέοτ಺ύε IIPIPHFIPHFJNBHFIFMMPKQH UUFUFTUTVCEPNBJOJNBHFBCDQOH w αϒυϝΠϯ͸Ϣʔβ͕೚ҙʹࢦఆՄೳ
w ΦϯϓϨ࣌୅ͷ໊࢒ͰαϒυϝΠϯͷ಄จࣈ͕֊૚ʹͳ͍ͬͯΔ FYIUUQTTBQOPSUIFBTUBNB[POBXTDPNYYYYQSPEVDUJPOIIPIPHFIPHFJNBHFIFMMPKQH MPDBUJPOd? QBUI \ JG IPTUd? EJS EJS EJS<?> a \ QSPYZ@QBTTIUUQOFYU@IPTUOFYU@QBUIEJSEJSEJSEJSEJSEJSQBUIJT@BSHTBSHT ^ ^

8PSLFSTػೳ࣮૷ ·ͣ͸8PSLFSTͰ3ͷϑΝΠϧදࣔΛݕূ w $MPVE fl BSF8PSLFSTΛ࢖͏͜ͱͰෳࡶͳύεฤू΍Ωϟογϡ੍ޚͳͲ͕Τ οδଆ͚ͩͰ࣮૷Մೳͳ͜ͱ͕൑໌ w ҎԼͷϖʔδͳͲΛࢀߟʹ࠷௿ݶͷදࣔ֬ೝ w
<3VTU>$MPVE fl BSF8PSLFSTͰ3ʹΞΫηεͯ͠ΈΔ<5ZQF4DSJQU> w IUUQTEFWDMBTTNFUIPEKQBSUJDMFTXPSLFSTS w IUUQTEFWFMPQFSTDMPVE fl BSFDPNSBQJXPSLFSTXPSLFSTBQJVTBHF

8PSLFSTػೳ࣮૷ ·ͣ͸8PSLFSTͰ3ͷϑΝΠϧදࣔΛݕূ w ௚઀8PSLFST͔Β3ʹϑΝΠϧΛΞοϓϩʔυ࡟আͤͨ͞Γɺࡉ͔͍Ωϟ ογϡ੍ޚΛͨ͠Γͱɺ΋ͬͱڽͬͨ͜ͱΛ΍Γ͍ͨํ͸Ώʔ͚͢΂ʔ͞Μ ʹΑΔ௒ߴ଎ͳ$MPVE fl BSF8PSLFSTϑϨʔϜϫʔΫʮ)POPʯΛ࢖͏ͱྑ͞ ͦ͏Ͱ͢ɻ w
IUUQTIPOPEFW w $MPVE fl BSF3΋͍͍ͧʂ w IUUQTZVTVLFCFDPNQPTUTSCFUB

8PSLFSTػೳ࣮૷ $BDIFʹ͍ͭͯ w ը૾഑৴͕த৺ʹͳΔͨΊɺ͜Ε·ͰͷΑ͏ʹग़དྷΔݶΓΩϟογϡ͍ͨ͠ͱߟ ͑·ͨ͠ɻ w $MPVE fl BSF8PSLFSTͷΩϟογϡ͸ෳ਺ͷํ๏͕͋Γ·͢ w
GFUDIDG w $BDIF"1* w ,7 w %VSBCMF0CKFDUT

8PSLFSTػೳ࣮૷ $BDIFʹ͍ͭͯ w Ωϟογϡώοτ཰ͳͲΛߟ͑Δͱ,7͕ ཧ૝తʹݟ͑ͨͷͰ͕͢ɺ,7͸ैྔ՝ ۚͷͨΊίετ͕ผ్͔͔ͬͯ͠·͏ʜ w ͜ͷͨΊࠓճ͸௨ৗͷ$%/අ༻ʹؚ·Ε Δ$BDIF"1*Λ࢖ͬͯΩϟογϡ͢ΔΑ ͏ʹ
w IUUQTEFWFMPQFSTDMPVE fl BSFDPN SFYBNQMFTDBDIFBQJΛগ͠Χελ ϚΠζͨ͠ఔ౓Ͱे෼࣮༻ग़དྷͨ Ҡߦޙͷߏ੒

8PSLFSTػೳ࣮૷ $BDIFʹ͍ͭͯิ଍ w ϑΝΠϧ݅਺͕গͳ͔ͬͨΓɺγϯϓϧͳαΠτͷ৔߹͸ɺ$BDIF"1*ΑΓ΋,7΍%VSBCMF 0CKFDUT GFUDIDG౳͕ྑͦ͞͏Ͱ͢ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNXPSLFSTSVOUJNFBQJTSFRVFTUSFRVFTUJOJUDGQSPQFSUJFT
w ·ͨɺ$BDIF"1*͸Τοδαʔό୯ҐͰͷΩϟογϡͱͳΔͨΊɺҰճͷϦΫΤετͰ͸શ෦ͷΩϟ ογϡ͕ೖΔ༁Ͱ͸ແ͍ͷͰ஫ҙ w ,7ͩͱෳ਺ڌ఺ؒͰڞ༗͞ΕΔ w $BDIF"1*͸ෳ਺ճͷϦΫΤετ͕ඞཁ w ฐࣾͷ৔߹͸αΠτ͕αϒυϝΠϯܗࣜͰେྔͷաڈը૾͕ଘࡏ͢ΔͨΊɺίετΛ࠷༏ઌͯ͠ $BDIF"1*Λ࠾༻

8PSLFSTػೳ࣮૷ ༨ஊɿը૾഑৴ʹ͍ͭͯ w αʔϏεͷཁ݅ʹ΋ΑΓ·͕͢ɺྫ͑͹ίετ໘ΑΓ΋ॊೈͳը૾ϦαΠζ΍୺ ຤ຖͷࣗಈ࠷దԽΛ͍ͨ͠ͷͰ͋Ε͹ʮ$MPVE fl BSF*NBHFTʯ΍ʮ$MPVE fl BSF *NBHF3FTJ[JOHʯͱ͍ͬͨαʔϏεΛબఆ͢Δͷ΋ΞϦͩͱࢥ͍·͢
w IUUQTXXXDMPVE fl BSFDPNKBKQQSPEVDUTDMPVE fl BSFJNBHFT w IUUQTEFWDMBTTNFUIPEKQBSUJDMFT DMPVE fl BSFJNBHFT@SFTJ[JOH@BOE@QPMJTI w IUUQTEFWFMPQFSTDMPVE fl BSFDPNJNBHFTJNBHFSFTJ[JOH

8PSLFSTػೳ࣮૷ $BDIFʹ͍ͭͯิ଍ w औΓٸ͗$MPVE fl BSF8PSLFSTͰ$BDIF"1*Λ࢖͏͜ͱͰɺ3ͷϑΝΠϧΛ ΧελϜυϝΠϯͰΑ͠ͳʹ഑৴ग़དྷΔࣄ·Ͱ͸೺Ѳग़དྷͨ w ଞʹ΋Ҡߦʹ͋ͨͬͯඞཁʹͳΓͦ͏ͳཁ݅ͳͲΛચ͍ग़ͭͭ͠ɺ $MPVE
fl BSF+BQBO༷ʹ֓ࢉݟੵ΋Γ΍ٕज़తͳ࣭໰౳ͷαϙʔτΛ͍͖ͨͩ ͳ͕Βɺฒߦͯ͠ཪଆͷ࣮૷ΛਐΊ͍͖ͯ·ͨ͠

ΞϓϦέʔγϣϯ͔Β4ͱ3 ΁ͷμϒϧϥΠτ࣮૷

ΞϓϦέʔγϣϯ͔Β4ͱ3΁ͷμϒϧϥΠτ࣮૷ Ҡߦʹ͋ͨͬͯ஫ҙ͢Δ఺ w ҎલΦϯϓϨ͔Β4ʹҠߦͨ࣌͠͸సૹྔΛ͋·Γҙࣝ͠ͳͯ͘΋ྑ͔ͬͨ ͷͰૉ๿ʹσΠϦʔͰϑΝΠϧͷࠩ෼γϯΫΛ͍ͯͨ͠ w ͔͠͠4͔Β3΁ͷҠߦͰ͸Ϋϥ΢υؒͷҠߦͱͳΔͨΊτϥϑΟοΫͷྉ ۚʹγϏΞʹͳΔඞཁ͕͋Δ w όέοτͷίϐʔ͸ग़དྷΔݶΓճ͚ͩͰ੒ޭͤ͞Δඞཁ͕͋Δ
w ੾Γସ͑࣌ͷίϐʔʹΑΔαʔϏεͷఀࢭ࣌ؒʢϝϯςφϯεʣ΋ۃྗແ͘͠ ͍ͨɺཧ૝ͱͯ͠͸%/4੾Γସ͑ͷΈͰࡁ·͍ͤͨ

ΞϓϦέʔγϣϯ͔Β4ͱ3΁ͷμϒϧϥΠτ࣮૷ w ͦͷͨΊͷ४උͱͯ͠μϒϧϥΠτํ ࣜΛ࠾༻͢Δ͜ͱʹ w ΞϓϦέʔγϣϯଆͰ4ͱ3΁྆ํ ͷετϨʔδʹॻ͖ࠐΉΑ͏ʹվम w ͜ΕʹΑΓɺҠߦ४උத΋྆ํͷετ Ϩʔδ͕࠷৽ͷঢ়ଶΛอͯΔΑ͏ʹ

ΞϓϦέʔγϣϯ͔Β4ͱ3΁ͷμϒϧϥΠτ࣮૷ w 3͸4ޓ׵ͷͨΊɺΞϓϦέʔγϣ ϯଆ͸͞΄Ͳେ͖ͳվमʹͳΒͣʹࡁ Μͩ w 4ͱͷओͳҧ͍ͱͯ͠͸ɺ3ʹ͸ SFHJPOͷ֓೦͕ଘࡏ͠ͳ͍ͷͰ ABVUPAΛࢦఆ͢Δ఺ɺ44-͕ඞਢͳ ఺ɺΤϯυϙΠϯτΛࢦఆ͢Δ఺ఔ౓

4͔Β3΁ͷશσʔλίϐʔ

4͔Β3΁ͷશσʔλίϐʔ w μϒϧϥΠτ͕ຊ൪؀ڥͰਖ਼ৗʹಈ࡞͢ΔࣄΛ֬ೝޙɺ͍Α͍Α4͔Β3΁ ͷόέοτίϐʔΛߦ͍͖ͬͯ·͢ɻ w ͦΕͳΓͷαΠζͷόέοτͷ৔߹ɺࠓͷͱ͜Ζେ͖͘෼͚ͯͭͷํ๏͕͋ Δͱࢥ͍·͢ɻ 34VQFS4MVSQFS چ3.JHSBUPS
ͰҠߦ SDMPOFͰҠߦ

4͔Β3΁ͷશσʔλίϐʔ ํ๏34VQFS4MVSQFS چ3.JHSBUPS ͰҠߦ w ެࣜʹΑΔ3΁ͷҰׅҠߦπʔϧ w 34VQFS4MVSQFS͸ຊ೔࣌఺Ͱ͸·ͩ#FUB൛ w ΦϒδΣΫτͷαΠζ΍ΦϒδΣΫτ਺ͳͲʹ੍͍͔ͭ͘ݶ͕͋Δ
w IUUQTCMPHDMPVE fl BSFDPNKBKQDMPVE fl BSFSTVQFSTMVSQFSKBKQ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNSEBUBNJHSBUJPO

4͔Β3΁ͷશσʔλίϐʔ ํ๏SDMPOFͰҠߦ w 3DMPOFͱ͸ΦʔϓϯιʔεͷίϚϯυϥΠϯϕʔεͷϑΝΠϧಉظ͓Αͼసૹ πʔϧ w IUUQTSDMPOFPSH w $MPVE fl
BSFެࣜͰ΋3ͰͷSDMPOFͷ࢖͍ํΛ঺հ͞Ε͍ͯΔ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNSFYBNQMFTSDMPOF w 34VQFS4MVSQFS͸·ͩϕʔλ൛Ͱ͋ΓɺόέοτͷαΠζ΍ίϐʔͷλΠϛ ϯά੍ޚͳͲʹෆ͕҆͋ͬͨͨΊɺࠓճ͸ͪ͜ΒͷSDMPOFΛ࢖༻͢Δ͜ͱʹ

4͔Β3΁ͷશσʔλίϐʔ SDMPOFಈ࡞؀ڥʹ͍ͭͯ w ίϐʔݩͷ4όέοτ͕౦ژϦʔδϣϯͷͨΊɺ౦ژϦʔδϣϯʹ ADOYMBSHFAͷҠߦ༻&$ΠϯελϯεΛ༻ҙ w ʢ˞DO͸ωοτϫʔΫଳҬ͕࠷େ(CQTʣ w ݱࡏɺޙܧͷ$JOΠϯελϯε͕౦ژͰ΋ར༻Մೳʹͳ͍ͬͯ ΔΑ͏Ͱ͢

4͔Β3΁ͷશσʔλίϐʔ SDMPOFͷίϚϯυΦϓγϣϯ w SDMPOFʹ͸਺ଟ͘ͷΦϓγϣϯ͕͋Γ·͕͢ɺҎԼͷαΠτͳͲ΋ࢀߟʹɺ ࠷దͱͳΓͦ͏ͳΦϓγϣϯΛௐ੔͠·ͨ͠ɻ w IUUQTGPSVNSDMPOFPSHUIPXUPNBYJNJ[FTJOHMF fi MFNVMUJQBSU VQMPBETQFFEUPDMPVE
fl BSFSTDPNQBUJCMF w IUUQTSDMPOFPSH fl BHTΑΓ w

4͔Β3΁ͷશσʔλίϐʔ SDMPOFͷ᠘ͦͷ w ͪͳΈʹSDMPOF͸ADPQZAͱATZODAίϚϯυ͕͋Γ·͕͢ɺ w STZODͱҧͬͯATZODAίϚϯυΛ࢖͏ͱSTZODEFMFUFͷڍಈͱͳΔͷ Ͱཁ஫ҙ w ҰճݶΓͷϑϧίϐʔͰ͸ADPQZAΛ࢖͏ͷ͕҆શ w
IUUQTEFYMBCOFUQVLJXJLJJOEFYQIQ .FNP-JOVY SDMPOFTF w IUUQTSDMPOFPSHDPNNBOETSDMPOF@TZOD

4͔Β3΁ͷશσʔλίϐʔ SDMPOF࣮ߦ w ؆୯ͳSDMPOFͷϥούʔతͳ1FSMεΫϦϓτΛ༻ҙͯ͠SDMPOFίϚϯυΛ ಈతʹੜ੒ͯ࣌ؒ͠ɾϩάɾίετΛܭଌ͠ͳ͕Βॱ൪ʹίϐʔ w ύεͷ֊૚͕ͦΕͳΓʹଟ͍ͨΊɺΞϧϑΝϕοτॱͷୈ֊૚·ͰΛίϐ ʔ͢Δύεͷ୯Ґͱͯ͠ฒྻYฒྻ͘Β͍Ͱঃʑʹ૿΍͠ ͳ͕Β࣮ߦ w
IUUQTHJTUHJUIVCDPNUFDLM CGCEDFGFDGEF

4͔Β3΁ͷશσʔλίϐʔ ίϐʔʹ͔͔Δ3ૢ࡞ؔ࿈ͷίετνΣοΫ w ڊେͳόέοτΛίϐʔ͢Δ࣌͸ͲΕ͚ͩͷΦϒδΣΫτૢ࡞Ͱίετ͕͔ ͔Δ͔Λ44UPSBHF-FOT౳Ͱ༧Ί༧ଌ͓ͯ͘͠ͱྑ͍ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNSQMBUGPSNQSJDJOH w
$MBTT"0QFSBUJPOTʢ-JTU0CKFDUT 1VU0CKFDUͳͲʣ w $MBTT#0QFSBUJPOTʢ)FBE0CKFDU (FU0CKFDUͳͲʣ͕ݱঢ়ͲΕ͚͔ͩ ͔͍ͬͯͯɺҠߦͰͲΕ͚͔͔ͩΓͦ͏͔Λ೺Ѳ͢Δ w 3ଆ͚ͩͰͳ͘ɺ4ଆͷίετ΋৻ॏʹνΣοΫ

4͔Β3΁ͷશσʔλίϐʔ ίϐʔʹ͔͔Δ3ૢ࡞ؔ࿈ͷίετνΣοΫ w $MPVE fl BSFͰ͸(SBQI2-"1*͕༻ҙ͞Ε͍ͯΔ w ҎԼͷهࣄͰ঺հ͞Ε͍ͯΔΑ͏ʹɺ3ͷ֤छϝτϦΫεΛ (SBGBOBͰͪΐͪ͘ΐ֬͘ೝग़དྷΔΑ͏ʹ͢Δͱྑͦ͞͏ w
$MPVE fl BSF3ͷ(SBQI2-"OBMZUJDTΛ(SBGBOBͰՄࢹԽ ͢Δ w IUUQTRJJUBDPNLIBZBNBJUFNTCCGCCBCE

4͔Β3΁ͷશσʔλίϐʔ /"5(BUFXBZ՝ۚͷ᠘ w όέοτίϐʔ࡞ۀ։࢝౰ॳɺૉ๿ʹSDMPOFΛ։࢝ͨ͠΋ͷͷɺࢥͬͨΑ Γ΋"84ଆͷྉ͕ۚ௓Ͷ্͕ͬͯ͠·͏໰୊͕ൃੜ w ௐࠪͨ͠ͱ͜Ζɺ࡞ۀ༻ͷ&$͕ϓϥΠϕʔταϒωοτʹଐ͍ͯͯ͠ɺͦ ͔͜Β4Λ3ʹίϐʔͨͨ͠Ί֎෦$MPVE fl BSF΁ͷΞ΢τό΢ϯυ௨৴͕
/"5(BUFXBZܦ༝ʹͳͬͯ͠·͍ͬͯͨ w ͜ΕΛճආ͢Δʹ͸&$ΛύϒϦοΫαϒωοτʹஔ͔͘ɺ71$ &OEQPJOUΛར༻͢Δͱ/"5(BUFXBZܦ༝ʹͳΒͳͯ͘ࡁΉͷͰ੾Γସ͑ Λߦͬͨ

4͔Β3΁ͷશσʔλίϐʔ /"5(BUFXBZ՝ۚͷ᠘ w ҎԼͷهࣄͳͲ͕ࢀߟʹͳΓ·ͨ͠ɻɻ w ͦͷτϥϑΟοΫɺ/"5ήʔτ΢ΣΠΛ௨͢ඞཁ͋Γ·͔͢ʁద੾ͳܦ࿏Ͱෆཁͳσʔλॲཧྉ ۚ͸࡟ݮ͠·͠ΐ͏ w IUUQTEFWDMBTTNFUIPEKQBSUJDMFTSFEVDFVOOFDFTTBSZDPTUTGPSOBUHBUFXBZ w
&$͔Β4΁ΞΫηε͢Δͭͷϧʔτͱίετ w IUUQTUFDIOSJOFUDPNFOUSZBDDFTT@SPVUFT@GSPN@&$@UP@4 w ΍͸Γ͜͏͍͏࡞ۀΛ͢Δࡍ͸ɺ୹ظؒͰҰؾʹίϐʔΛߦΘͣɺ$PTU&YQMPSFSΛࡉ͔͘νΣο Ϋ͠ͳ͕ΒͦΕͳΓʹ࣌ؒΛ͔͚ͯ΍͍ͬͯ͘ͷ͕ྑͦ͞͏ w ७ਮʹίϐʔ଎౓͕ૣ͚Ε͹ྑ͍ͱ͍͏΋ͷͰ΋ແ͍ͷͰ೉͍͠ͱ͜Ζ

੔߹ੑνΣοΫ

੔߹ੑνΣοΫ w ͜͜·ͰͷखॱͰ4͔Β3΁ͷίϐʔ͕׬͓ྃͯ͠Γɺ w ΞϓϦέʔγϣϯ͔Β͸4ͱ3ͷ྆ํʹॻ͖ࠐΈ͕͞Ε͍ͯΔͨΊɺجຊ తʹ͸όέοτͷத਎͸Ұॹʹͳ͍ͬͯΔʮ͸ͣʯ w ͕ɺ࣮ࡍʹҰॹͷϨεϙϯε͕ฦͬͯ͘ΕΔͷ͔ɺίϐʔ࿙Ε΍ϑΝΠϧͷ ܽଛͳͲ͸ແ͍ͷ͔ͷ੔߹ੑͷ֬ೝΛߦ͏Α͏ʹͯ͠Έͨ

੔߹ੑνΣοΫ w 8PSLFST͸ෳ਺ͷΧελϜυϝΠϯΛϚοϐϯά͢Δࣄ͕Մೳ w ຊ൪ͱ͸ผͷԾυϝΠϯΛ༻ҙͯ͠ɺࣄલʹݟൺ΂ग़དྷΔΑ͏ʹςετ w QSPEVDUJPOFYBNQMFOFUʢຊ൪༻υϝΠϯʣ w QSPEVDUJPOFYBNQMFDPNʢ੔߹ੑνΣοΫ༻υϝΠϯʣ w
࣮ࡍʹαʔϏεͰ࢖ΘΕΔ63-ΛϥϯμϜʹੜ੒ͯ͠Ϩεϙϯείʔυ A$POUFOU5ZQFA A$POUFOU-FOHUIAͳͲͷൺֱΛߦ͏εΫϦϓτΛ༻ҙ w ͜ͷ੔߹ੑνΣοΫʹΑΓҰ෦όέοτͷίϐʔ࿙ΕΛݕ஌ग़དྷ·ͨ͠ʜ

Ωϟογϡύʔδͷ࣮૷

Ωϟογϡύʔδͷ࣮૷ ୯ҰϑΝΠϧ࡟আͷ৔߹ w $MPVE fl BSF$BDIF"1*Λ࢖ͬͯΩϟογϡ͍ͯ͠Δ৔߹͸Ωϟογϡͷύ ʔδΛ$MPVE fl BSF"1*Λ࢖ͬͯߦ͏ඞཁ͕͋Δ w
IUUQTEFWFMPQFSTDMPVE fl BSFDPNDBDIFIPXUPQVSHF DBDIFQVSHFCZTJOHMF fi MFCZVSM w $MPVE'SPOUͷ*OWBMJEBUJPOTͱ͸ҧ͍ɺ$MPVE fl BSFͷΩϟογϡύʔδϦΫ Τετࣗମ͸ແྉͷͨΊɺίετ͸ؾʹͤͣʹૉ๿ʹ࡟আ͞ΕͨϑΝΠϧ ͷ63-ΛదٓΩϡʔʹೖΕͯ౤͛ΔΑ͏ʹΞϓϦέʔγϣϯଆʹ૊ΈࠐΈ

Ωϟογϡύʔδͷ࣮૷ Ұׅ࡟আͷ৔߹ w ෳ਺ϑΝΠϧͷҰׅ࡟আͷ৔߹ɺ$MPVE'SPOUͷ*OWBMJEBUJPOͰ͸αϒυϝ ΠϯʹରԠ͍ͯ͠ͳ͍୅ΘΓʹύε୯ҐͰϫΠϧυΧʔυύʔδ͕ར༻Մೳ ͩͬͨ w $MPVE fl BSFͷ৔߹͸ɺϫΠϧυΧʔυͷ୅ΘΓʹUBH΍QSF
fi YͰҰׅ࡟আͱ ͍͏΋ͷ͕ଘࡏ͢ΔͷͰ͜ΕΛར༻ʢཁ&OUFSQSJTF1MBOʣ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNBQJPQFSBUJPOT[POF QVSHFQVSHFDBDIFEDPOUFOUCZUBHIPTUPSQSF fi Y

ϩΪϯάͷઃఆ

ϩΪϯάͷઃఆ w Ҡߦલͷ$MPVE'SPOUͰ͸ɺఆظతʹಛఆͷ֦ுࢠͷϦΫΤετ݅਺ͳͲΛ ूܭͯ͠%#ʹೖΕΔͱ͍ͬͨࣄΛߦ͍ͬͯͨ w $MPVE fl BSFͰ͸-PHQVTIͱ͍͏ػೳ͕͋ΔͨΊɺ͜ΕΛར༻ ཁ &OUFSQSJTFϓϥϯ
w $MPVE fl BSF3ʹ)551ΞΫηεϩάΛϓογϡͯ͠"1*Ͱऔಘ͢Δ·Ͱ w IUUQTEFWDMBTTNFUIPEKQBSUJDMFTDMPVE fl BSFSMPHQVTI

ϩΪϯάͷઃఆ -PHQVTI w -PHQVTI͸ϩΪϯάʹඞཁͳϧʔϧΛਖ਼نදݱ "/% 03ͳͲͰࡉ͔͘ࢦ ఆՄೳ w IUUQTEFWFMPQFSTDMPVE fl
BSFDPNMPHTSFGFSFODF fi MUFST

ϩΪϯάͷઃఆ -PHQVTI w ࣌ؒΛࢦఆͯ͠ಛఆͷϩάΛऔΓग़͢৔߹ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNMPHTSMPHSFUSJFWBMSFUSJFWF MPHTCZUJNFSBOHF w
ϩάͷྲྀྔ͕ଟ͍ͱ࣌ؒൣғΛখࠁΈʹ͢Δඞཁ͕͋ΔͷͰ஫ҙ DVSMTH9(&5IUUQTBQJDMPVE fl BSFDPNDMJFOUWBDDPVOUT"$$06/5@*%MPHTSFUSJFWF TUBSU5;FOE5;CVDLFUDMPVE fl BSFMPHTQSF fi YIUUQ@SFRVFTUTFYBNQMFDPN\%"5&^a )9"VUI&NBJM&."*-a )9"VUI,FZ"1*@,&:a )3"DDFTT,FZ*E3@"$$&44@,&:@*%a )34FDSFU"DDFTT,FZ3@4&$3&5@"$$&44@,&:cKR

੾Γସ͑ʢ/4ͷҕ೚ʣ

੾Γସ͑ʢ/4ͷҕ೚ʣ αϒυϝΠϯ୯ҐͷυϝΠϯ੾Γସ͑ͷ৔߹ w ఀࢭϝϯςφϯεΛ͠ͳ͍ͰࡁΉΑ͏ʹɺ1BSUJBM $/".& TFUVQΛར༻ͯ͠੾Γସ͑Λߦͬͨ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNEOT[POFTFUVQTQBSUJBMTFUVQTFUVQ
1BSUJBM $/".& TFUVQͰຊ൪༻υϝΠϯΛೝূͤ͞Δ ݩʑ3PVUFΛར༻͍ͯͨ͠ͷͰɺ3PVUFଆͰADMPVE fl BSFWFSJGZFYBNQMFOFUAͷΑ͏ͳ595Ϩί ʔυΛ࡞੒ $MPVE fl BSFଆͷ%/4ʹ༧Ίطଘͷ3PVUFͱಉ͡ϨίʔυΛ͢΂ͯઃఆ͓ͯ͘͠ 3PVUFଆͷ$MPVE'SPOUͷ"MJBTϨίʔυͱಉ͡ϨίʔυΛ$MPVE fl BSFଆʹ΋$/".&Ͱొ࿥͓ͯ͠ ͘ɻ͜ͷࡍɺ1SPYJFEͰ͸ͳ͘ʮ%/4POMZʯͱ͢Δ 8PSLFSTͷ$VTUPN%PNBJOΛઃఆ

੾Γସ͑ʢ/4ͷҕ೚ʣ αϒυϝΠϯ୯ҐͷυϝΠϯ੾Γସ͑ͷ৔߹ 8PSLFSTͷAXSBOHMFSUPNMA಺ͷDVTUPN@EPNBJO΋ઃఆ͠ɺAXSBOHMFSEFQMPZAͰσϓϩΠ͢Δ 8PSLFSTͷຊ൪༻$VTUPN%PNBJO͕A*OJUJBMJ[JOHA͔ΒA"DUJWFAʹมΘΔͷΛ଴ͭ "DUJWFʹͳͬͨΒɺDVSM౳Ͱ֬ೝ ADVSM*9(&5IUUQTIPHFFYBNQMFOFUUFTUQOHSFTPMWFIPHFFYBNQMFOFU\DMPVE fl BSF*1^A ͜͜·Ͱ໰୊ແ͔ͬͨΒɺ/4ͷҕ೚࡞ۀΛߦ͏ A$/".&4FUVQA͔ΒA'VMM4FUVQAʹมߋ͢Δ
3PVUFଆʹ/4ϨίʔυΛ࡞੒ͯ͠ɺ$MPVE fl BSFʹҕ೚ ࣄલʹೖΕ͓͍ͯͨDMPVEGSPOUͷϨίʔυΛXPSLFSTʹมߋ͢Δɻ͜ͷࡍɺA%/4POMZA͔ΒA1SPYJFEAʹมߋ AXSBOHMFSUBJMAͰϩάΛ؂ࢹ͢Δʢͨͩ͠ྲྀྔ͕૿͑ΔͱݟΕͳ͍ࣄ΋ʣ

੾Γସ͑ʢ/4ͷҕ೚ʣ ;POF"QFYʢωΠΩουυϝΠϯʣͷ੾Γସ͑ͷ৔߹ ޙ೔ߦͬͨผαʔϏεͷ$MPVE fl BSF8PSLFST 3ҠߦͰ͸ɺ;POF"QFYʢωΠΩου υϝΠϯʣͷ੾Γସ͑ͱͳͬͨͨΊɺ্Ґ%/4ͷΩϟογϡ໰୊ʢʁʣͳͲ͕ൃੜ͠· ͨ͠ɻ ΧελϜυϝΠϯͷ൓ө͕ͳ͔ͳ͔͞Εͳ͍ʢ&EHF$FSUJ fi
DBUFTͷऔಘ͕ਐ·ͳ͍ʣͱ ͍͏໰୊͕ؔ࿈͓ͯ͠Γɺ৔߹ʹΑͬͯ͸ϦϦʔε೔࣌ͷௐ੔ʹ͸஫ҙ͕ඞཁͦ͏Ͱ͢ɻ ઌ೔ͷهࣄʹগ͠௥هΛߦ͍ͬͯΔͷͰڵຯͷ͋Δํ͸ࢀߟʹ͍ͯͩ͘͠͞ɻ IUUQTRJJUBDPNUFDLMJUFNTBBBEF

੾Γସ͑ʢ/4ͷҕ೚ʣ ສ͕Ұͷ৔߹ͷ੾Γ໭͠ w ΋͠੾Γ໭͠Λߦ͍͍ͨ৔߹͸ɺ$MPVE fl BSFଆ%/4ͷ8PSLFSTͷ $/".&ΛݩͷDMPVEGSPOUͷ"-*"4Ϩίʔυʹมߋʢ͔ͭA1SPYJFEAΛ A%/4POMZAʹʣ͢Δ͜ͱͰ੾Γ໭͕͠Մೳ w ۓٸͷ੾Γ໭͠ͷՄೳੑ΋૝ఆͯ͠ɺݹ͍$MPVE'SPOU༻ͷ$/".&Ϩίʔ
υΛμϛʔϨίʔυͱͯ͠࢒͓ͯ͘͠ͱ҆৺ w $MPVE fl BSF%/43PVUFͷ੾Γ໭͠ͳͲ͸͕͔͔࣌ؒΔͨΊ $MPVE fl BSF%/4಺෦ͷΈͰ$/".&Ͱͷ੾Γ໭͠Λͨ͠ํ͕ૣ͍ͱߟ͑ͨ

੾Γସ͑௚ޙ ੾Γସ͑௚ޙͷΩϟογϡ w ౰ॳɺ੾ସ௚ޙͷύϑΥʔϚϯε΍Ωϟογϡώοτ཰ͳͲͷݒ೦͕͋ͬ ͕ͨɺ଎߈ͰΩϟογϡ΋ஆ·ͬͯ͘ΕͯϢʔβ͔ΒͷύϑΥʔϚϯεͷΫ ϨʔϜͳͲ͸ಛʹݟΒΕͳ͔ͬͨ w ͱ͍͏ΑΓ΋มߋͨ͠ࣄʹؾ͍ͮͨϢʔβ΋͍ͳ͔ͬͨͷͰҠߦ͸ແࣄ ੒ޭͨ͠ɺ͸ͣ

࢒࡞ۀ

࢒࡞ۀ w $MPVE fl BSF3 8PSLFST؀ڥʹ੾Γସ͑ޙɺ͠͹Β͘ͷظؒฒߦՔಈͰ༷ ࢠΛݟͭͭɺ੾Γ໭͠ͷඞཁ͕ແ͘ͳͬͨͱ൑அग़དྷͨλΠϛϯάʹͳͬͨ ΒΞϓϦέʔγϣϯଆͷ4ͱ3΁ͷμϒϧϥΠτͷ࢓૊ΈΛഇࢭ͠ɺ3ͷ Έॻ͖ࠐΈͷγϯάϧߏ੒ʹมߋ͢Δ w
ఆظతʹ࡟আ͢Δཁ݅ͳͲ͕͋Ε͹ϥΠϑαΠΫϧϧʔϧͷ૊ΈࠐΈ w 4όέοτ΍$MPVE'SPOUͷσΟετϦϏϡʔγϣϯͳͲɺؔ࿈͢ΔϦιʔε ͷΞʔΧΠϒ΍૟আΛߦ͏ w Ҏ্ͰҠߦ࡞ۀͱͯ͠͸ऴྃʹͳΓ·͢

Ҡߦޙʹ൑໌ͨ͠໰୊

Ҡߦޙʹ൑໌ͨ͠໰୊ SDMPOFͷ᠘ͦͷɿΦϒδΣΫτΩʔʹ͕ଘࡏ͍ͯ͠Δྫ֎έʔε w 4όέοτ಺ʹͱ͍͏ΦϒδΣΫτΩʔ͕ଘࡏ͍ͯ͠Δͱ3ʹҠߦग़དྷ͍ͯͳ͍໰୊͕൑໌ w ྫʣ w IUUQTIPHFIPHFFYBNQMFOFUEVQMJDBUFGPXBSETMBTIQOH w IUUQTIPHFIPHFFYBNQMFOFUJNBHFIPHFKQH
BXTTMTTYYYCVDLFUQSPEVDUJPOIIPIPHFIPHFcXDM BXTTMTTYYYCVDLFUQSPEVDUJPOIIPIPHFIPHFcXDM ͱ͸ผ෺ SDMPOFDPQZTYYYCVDLFUQSPEVDUJPOIIPIPHFIPHFSYYYCVDLFUQSPEVDUJPOIIPIPHFIPHF ্هͩͱAA഑Լ͚͕ͩίϐʔग़དྷ͍ͯͳ͍໰୊

Ҡߦޙʹ൑໌ͨ͠໰୊ SDMPOFͷ᠘ͦͷɿΦϒδΣΫτΩʔʹ͕ଘࡏ͍ͯ͠Δྫ֎έʔε 3ʹۭͷόέοτΛ४උͯ͠ςετͯ͠ΈΔͱ BXTTMTTUFTUCVDLFU 13& DMPVE fl BSF@XPSLFSTQOH BXTTMTTUFTUCVDLFU HJUIVCQOH
SDMPOFMTTUFTUCVDLFU HJUIVCQOH DMPVE fl BSF@XPSLFSTQOH SDMPOFMTSUFTUCVDLFU SDMPOFDPQZTUFTUCVDLFUSUFTUCVDLFU &3303&OUSZEPFTOUCFMPOHJOEJSFDUPSZ TBNFBTEJSFDUPSZ JHOPSJOH SDMPOFMTSUFTUCVDLFU DMPVE fl BSF@XPSLFSTQOH AAͱ͍͏ΦϒδΣΫτΩʔ͕ҠߦͰ͖͍ͯͳ͔ͬͨɻʢΦϒδΣΫτΩʔʹ͕ೖ͍ͬͯͳ͍ϑΝΠϧ͚͕ͩίϐʔ͞ΕΔʣ

Ҡߦޙʹ൑໌ͨ͠໰୊ SDMPOFͷ᠘ͦͷɿΦϒδΣΫτΩʔʹ͕ଘࡏ͍ͯ͠Δྫ֎έʔε w ͔ͳΓͷྫ֎έʔεͰ͸͕͋ͬͨɺಛघͳύλʔϯͰଘࡏ͍ͯͨ͠ w ͦ΋ͦ΋ΦϒδΣΫτΩʔʹAAΛڐ༰͢Δ΂͖Ͱ͸ͳ͍ w ΞϓϦέʔγϣϯଆͰೖΒͳ͍Α͏ʹ͢΂͖ w ͱ͸ݴ͑௕͍αʔϏεͳͷͰ͘͝Ұ෦ͷϢʔεέʔεͰଘࡏ͍ͯͨ͠
w ݱঢ়ͷSDMPOFͰ͸͜ͷέʔε͸ҠߦରԠग़དྷͳ͍ͨΊɺ"84$-*ͰόέοτΛमਖ਼ͯ͠ରԠ w ͜͏͍͏έʔε΋͋ͬͨΓ͢ΔͷͰɺҠߦޙͷ4ଆόέοτͷ࡟আλΠϛϯά͸ཁ஫ҙ w 41SF fi YFTXJUIDBVTFTSDMPOFDPNNBOETUPGBJMMPPLGPSUIF XSPOHPCKFDUT w IUUQTHJUIVCDPNSDMPOFSDMPOFJTTVFT

Ҡߦޙʹ൑໌ͨ͠໰୊ SDMPOFͷ᠘ͦͷɿΦϒδΣΫτΩʔʹ͕ଘࡏ͍ͯ͠Δྫ֎έʔε export default { async fetch(request, env, context) {
try { let requestUrl = request.url; // "%3F" Λ "?" ʹஔ׵ requestUrl = requestUrl.replace("%3F", "?"); // "//" Λ "/" ʹஔ׵ʢͨͩ͠ "https://" ͷεϥογϡ͸ͦͷ··ʣ requestUrl = requestUrl.replace(/([^:]\/)\/+/g, "$1"); const url = new URL(requestUrl); // Construct the cache key from the cache URL const cacheKey = new Request(url.toString(), request); w ࣅͨΑ͏ͳ໰୊ͰɺΦϒδΣΫτΩʔʹ63*ΤϯίʔυͷAA͕࢖ΘΕ͍ͯΔέʔε΋ଘࡏͯ͠ ͍ͨ w 3಺෦ͷΦϒδΣΫτΩʔΛ͢΂ͯ੔ཧͨ͠ޙͰɺҎԼͷΑ͏ʹ63-ΛϊʔϚϥΠζͯ͠ରԠ

Ҡߦޙʹ൑໌ͨ͠໰୊ ΦϒδΣΫτΩʔʹ൒֯εϖʔε͕ଘࡏ͍ͯ͠Δྫ֎έʔε w ͪ͜Β͸SDMPOFͷ໰୊Ͱ͸ͳ͍͕ɺ΋͏ҰͭͷҊ݅Ͱ͸ΦϒδΣΫτΩʔʹҰ෦ Ͱ൒֯εϖʔε͕࢖ΘΕ͍ͯΔέʔε΋ଘࡏ͍ͯͨ͠ w ࢓ํͳ͍ͷͰόέοτ͔ΒऔΓग़͢ࡍʹΩʔΛటष͘ஔ׵ͯ͠ରԠ

·ͱΊ

·ͱΊ w $MPVE'SPOU 4؀ڥ͔Β$MPVE fl BSF3 8PSLFSTʹҠߦ͢Δํ๏ͷҰྫͱϋϚͬͨ໰୊Λ঺ հ͠·ͨ͠ɻ w $MPVE
fl BSF8PSLFST 3؀ڥʹҠߦ͔Βϲ݄΄Ͳܦա͠·͕ͨ͠ɺࠓͷͱ͜Ζ᠘Ͱ঺հͨ݅͠ Ҏ֎ʹ͸େ͖ͳ໰୊͸ൃੜ͍ͯ͠·ͤΜɻΩϟογϡώοτ཰΋ҠߦલͱมΘΒͣɺύϑΥʔϚϯ εʹ͍ͭͯ΋ಛʹ໰୊ແ͘ӡ༻Ͱ͖͍ͯ·͢ɻ w ಛʹίετ໘ʹ͍ͭͯ͸ඇৗʹେ͖ͳΠϯύΫτ͕͋Γ·ͨ͠ɻ w 8PSLFSTΛબ୒ͨ͜͠ͱͰࡉ͔͍ௐ੔΋͠΍͘͢ɺը૾഑৴༻ͷαʔόӡ༻͔Β։์͞Εͨͷ͸ඇ ৗʹਫ਼ਆతʹ΋ྑ͍ w 8PSLFST͸೔ʑਐԽ͍͍ͯͬͯͯ͠ඇৗʹָ͍͠෼໺ͳͷͰɺଞͷҊ݅ͳͲͰ΋ద༻ग़དྷͦ͏ͳΒ ࢼ͍͖͍ͯͨ͠

͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠

খωλ

খωλ XPSLυϝΠϯͰͷݕূͷ᠘ w ಈ࡞ݕূஈ֊ʹ͓͍ͯɺݸਓతͳςετ༻υϝΠϯͱͯ͠ʮXPSLʯͱ͍͏ υϝΠϯΛ࢖ͬͯΧελϜυϝΠϯΛ࢖༻ͨ͠ͱ͜ΖɺXPSLFSTͷΧελϜ υϝΠϯͷ൓ө͕ͳ͔ͳ͔͞Εͳ͍ʢ*OJUJBMJ[JOH͔Β"DUJWFʹͳΒͳ͍ʣ ͱ͍͏໰୊͕ൃੜ w ʮTJUFʯͳͲɺผͷH5-%ʹมߋͨ͠ͱ͜Ζ଎߈Ͱ൓ө͞Εͨ w
ʮXPSLʯυϝΠϯ͸ԁͰ҆Ձʹऔಘग़དྷͨͨΊ͓खܰʹ࢖͑Δͱࢥͬͯ ͍͕ͨɺ৔߹ʹΑͬͯ͸͜͏͍͏ࣄ΋͋Δ͔΋͠Εͳ͍ͷͰ஫ҙ w ࠶ݱੑ͸ෆ໌Ͱ͕͢ɺ͋͘·Ͱ΋͜͏͍͏ࣄ΋͋ͬͨͱ͍͏ڞ༗ͱͳΓ·͢

Cloudflare Workers + R2で低コストで画像配信を移行した話/cloudfl...

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