HTTP/2 速習会 - Speaker Deck

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)551଎शձ!8BOUFEMZ /BP.JOBNJ !TPVUI

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ࣗݾ঺հ

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w )551ͱ͸ʁ w )551͕ੜ·Εͨഎܠ w )551ͷػೳ w <ϋϯζΦϯ>)551ରԠαʔόʔ)0Λಈ͔ͯ͠ΈΔ w ·ͱΊ ࠓ೔଎श͢Δ಺༰

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w )551ͱ͸ʁ w )551͕ੜ·Εͨഎܠ w )551ͷػೳ w <ϋϯζΦϯ>)551ରԠαʔόʔ)0Λಈ͔ͯ͠ΈΔ w ·ͱΊ ࠓ೔଎श͢Δ಺༰

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)551ͱ͸ʁ w *&5'͕ఏএ͢Δ)551ϓϩτίϧͷ࠷৽൛ w ೥݄ʹɺਖ਼ࣜʹঝೝʂ w ʢ೥Ҏདྷ೥ͿΓͷόʔδϣϯΞοϓʣ w 8FCͷޮ཰Խɺߴ଎Խʹओ؟ʂʂ

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)551ͱ͸ʁ w )551ͷηϚϯςΟΫε͸มߋ͠ͳ͍ w ओཁͳػೳ w ଟॏԽ w ϔομѹॖ w ༏ઌ౓੍ޚ w αʔόʔϓογϡ

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)551ͱ͸ʁ w )551ͷηϚϯςΟΫε͸มߋ͠ͳ͍ w ओཁͳػೳ w ଟॏԽ w ϔομѹॖ w ༏ઌ౓੍ޚ w αʔόʔϓογϡ )551஀ੜͷഎܠʹ͸ɺ)551ͷ՝୊

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w )551ͱ͸ʁ w )551஀ੜͷഎܠ w )551ͷػೳ w <ϋϯζΦϯ>)551ରԠαʔόʔ)0Λಈ͔ͯ͠ΈΔ w ·ͱΊ ࠓ೔଎श͢Δ಺༰

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)551஀ੜͷഎܠ w )551஀ੜͷഎܠʹ͸ɺ)551ͷ՝୊ w Ͱ͸ɺ)551ͱ͸ͦ΋ͦ΋ͲΜͳ΋ͷͩͬͨʁ

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)551 w ͭͷ5$1ίωΫγϣϯ্ͰͭͷSFRVFTUʹରͯ͠ ͭͷSFTQPOTFΛฦ͢γϯϓϧͳϓϩτίϧ GET / HTTP/1.1 Host: example.com Connection: keep-alive HTTP/1.1 200 OK Content-Type: text/html Server: Nginx Content-Length: 1024 sample …… request response UFYUϕʔεͷIFBEFS ༷ʑͳNJNFUZQFͷCPEZ

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)551 w ͭͷ5$1ίωΫγϣϯ্ͰͭͷSFRVFTUʹରͯ͠ ͭͷSFTQPOTFΛฦ͢γϯϓϧͳϓϩτίϧ $MJFOU 4FSWFS NT NT

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)551ͷ՝୊ w )FBEPG-JOF#MPDLJOH )0-#MPDLJOH w ͭͷ5$1ίωΫγϣϯ্ͰɺSFRVFTUॱʹ͔͠ SFTQPOTFΛฦͤͳ͍ w )FBEFSͷૹ৴ʹແବ͕ଟ͍ w ςΩετϕʔε͔ͭѹॖෛՙͰඇޮ཰ w ࣅͨ಺༰ΛԿ౓΋ૹΔ

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)551ͷ՝୊ w )FBEPG-JOF#MPDLJOH )0-#MPDLJOH w ͭͷ5$1ίωΫγϣϯ্ͰɺSFRVFTUॱʹ͔͠ SFTQPOTFΛฦͤͳ͍ $MJFOU 4FSWFS NT NT NT ͕͔͔࣌ؒΓ͗͢Δʂ ϦΫΤετ਺ʷNT 355

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)0-#MPDLJOHճආͷͨΊͷΞϓϩʔν w ϒϥ΢β͔ΒͷฒྻϦΫΤετ w )551ύΠϓϥΠϯ w )551ϦΫΤετ਺ΛݮΒͨ͢ΊͷϋοΫ

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)0-#MPDLJOHճආͷͨΊͷΞϓϩʔν w ϒϥ΢β͔ΒͷฒྻϦΫΤετ w )551ύΠϓϥΠϯ w )551ϦΫΤετ਺ΛݮΒͨ͢ΊͷϋοΫ

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ϒϥ΢β͔ΒͷฒྻϦΫΤετ w ϒϥ΢β͸ͭͷϗετʹ͖ͭͭͷ5$1ίωΫγϣϯ w ฒྻͰϦΫΤετΛૹΔ $MJFOU 4FSWFS NT NT ͋Δఔ౓͸ղܾ

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w ϒϥ΢β͸ͭͷϗετʹ͖ͭͭͷ5$1ίωΫγϣϯ w ฒྻͰϦΫΤετΛૹΔ $MJFOU 4FSWFS NT NT ز͔ͭ໰୊͸࢒Δ w ͭ໨ͷSFRVFTU͸CMPDL w UDQTPDLFU౳ͷϦιʔε ࿘අʹͭͳ͕Δ ϒϥ΢β͔ΒͷฒྻϦΫΤετ

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)0-#MPDLJOHճආͷͨΊͷΞϓϩʔν w ϒϥ΢β͔ΒͷฒྻϦΫΤετ w )551ύΠϓϥΠϯ w )551ϦΫΤετ਺ΛݮΒͨ͢ΊͷϋοΫ

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w ͭͷ5$1ίωΫγϣϯͰɺSFTQPOTFΛ଴ͨͣʹ SFRVFTUΛૹΔ )551ύΠϓϥΠϯ $MJFOU 4FSWFS NT NT Ұݟྑͦ͞͏ɻɻʁʁʁ

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w ͭͷ5$1ίωΫγϣϯͰɺSFTQPOTFΛ଴ͨͣʹ SFRVFTUΛૹΔ )551ύΠϓϥΠϯ $MJFOU 4FSWFS NT NT 4FSWFSॲཧͷ஗ԆͰ໰୊ )5.- $44 )5.- $44 $44 )5.- w SFTQPOTF͸SFRVFTUॱ w ஗͍ͭʹҾ͖ͣΒΕΔ

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)0-#MPDLJOHճආͷͨΊͷΞϓϩʔν w ϒϥ΢β͔ΒͷฒྻϦΫΤετ w )551ύΠϓϥΠϯ w )551ϦΫΤετ਺ΛݮΒͨ͢ΊͷϋοΫ

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w %PNBJO4IBSEJOH w ϗετ͝ͱʹฒྻͳΒɺϗετͷ਺Λ૿΍͢ w $44 +4ͳͲͷBTTFUTΛDPODBUͯͭ͠ͷϑΝΠϧʹ w BTTFUTϑΝΠϧͷϦΫΤετ਺ΛݮΒ͢ w $444QSJUF w খ͞ͳͨ͘͞Μͷը૾Λ݁߹ͯ͠ຕͷେ͖ͳը૾ʹ w FUD )551ϦΫΤετ਺ΛݮΒ͢ϋοΫ

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w %PNBJO4IBSEJOH w ϗετ͝ͱʹฒྻͳΒɺϗετͷ਺Λ૿΍͢ w $44 +4ͳͲͷBTTFUTΛDPODBUͯͭ͠ͷϑΝΠϧʹ w BTTFUTϑΝΠϧͷϦΫΤετ਺ΛݮΒ͢ w $444QSJUF w খ͞ͳͨ͘͞Μͷը૾Λ݁߹ͯ͠ຕͷେ͖ͳը૾ʹ w FUD )551ϦΫΤετ਺ΛݮΒ͢ϋοΫ )0-#MPDLJOH͕ແ͘ͳΕ͹ɺ͜ΜͳϋοΫ͸ඞཁͳ͍ʂ

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)551

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w )551ͱ͸ʁ w )551஀ੜͷഎܠ w )551ͷػೳ w <ϋϯζΦϯ>)551ରԠαʔόʔ)0Λಈ͔ͯ͠ΈΔ w ·ͱΊ ࠓ೔଎श͢Δ಺༰

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w )551ͷηϚϯςΟΫε͸มߋ͠ͳ͍ w ओཁͳػೳ w ଟॏԽ w ϔομѹॖ w ༏ઌ౓੍ޚ w αʔόʔϓογϡ )551ͷػೳ

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w )551ͷηϚϯςΟΫε͸มߋ͠ͳ͍ w ओཁͳػೳ w ଟॏԽ w ϔομѹॖ w ༏ઌ౓੍ޚ w αʔόʔϓογϡ )551ͷػೳ

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ଟॏԽ w ͭͷ5$1ίωΫγϣϯ্Ͱɺෳ਺ͷSFRVFTUɺ SFTQPOTFΛ΍ΓऔΓͰ͖ΔΑ͏ʹͳͬͨ w )0-#MPDLJOHղফʂ w ਺ʹ੍ݶ΋ͳ͍ʂ $MJFOU 4FSWFS NT NT )551࣌୅ͷଟ͘ͷ໰୊͕ղܾ

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ଟॏԽ͸Ͳ͏࣮ݱͯ͠Δͷ͔ʁ w ετϦʔϜΛར༻ w ͭͷUDQίωΫγϣϯ্ʹෳ਺ͷετϦʔϜ w SFRVFTUSFTQPOTFʹɺετϦʔϜΛׂΓ౰ͯ ͭͷ5$1ίωΫγϣϯ ετϦʔϜ ετϦʔϜ SFRVFTU SFTQPOTF $MJFOU 4FSWFS

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ଟॏԽ͸Ͳ͏࣮ݱͯ͠Δͷ͔ʁ w σʔλૹ৴ͷ୯Ґ͸όΠφϦͷϑϨʔϜ w ϑϨʔϜͷγʔέϯε͕ϝοηʔδ w ͭͷSFRVFTU ͭͷSFTQPOTF͕ϝοηʔδ HEADERS ϑϨʔϜ HEADERS ϑϨʔϜ DATA ϑϨʔϜ ετϦʔϜ SFRVFTUϝοηʔδ SFTQPOTFϝοηʔδ

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ଟॏԽ͸Ͳ͏࣮ݱͯ͠Δͷ͔ʁ w ͭͷ5$1ίωΫγϣϯ্Ͱɺ༷ʑͳετϦʔϜͷ ϑϨʔϜ͕ࠞͬͯ͟ૹΒΕΔ ετϦʔϜ1 DATA ϑϨʔϜ ͭͷ5$1ίωΫγϣϯ ετϦʔϜ2 HEADERS ϑϨʔϜ ετϦʔϜ1 HEADERS ϑϨʔϜ

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ଟॏԽ͸Ͳ͏࣮ݱͯ͠Δͷ͔ʁ w ϑϨʔϜΛσίʔυͨ͠಺༰͸)551ͱมΘΒͣ )&"%&34ϑϨʔϜ NFUIPE(&5 QBUIJOEFYIUNM TDIFNFIUUQT BVUIPSJUZXXXFYBNQMFDPN )551ͷηϚϯςΟΫε͸มߋ͠ͳ͍

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w )551ͷηϚϯςΟΫε͸มߋ͠ͳ͍ w ओཁͳػೳ w ଟॏԽ w ϔομѹॖ w ༏ઌ౓੍ޚ w αʔόʔϓογϡ )551ͷػೳ

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ϔομѹॖ w ϔομϑϨʔϜ͸)1"$,Ͱѹॖ w )V⒎NBOූ߸Խ w සग़ϔομ͸ڞ༗ w ૹ৴ࡁΈσʔλ࠶ར༻ w ৄ͘͠஌Γ͍ͨํ͸3'$ HEADERS ϑϨʔϜ SFRVFTUϝοηʔδ

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w )551ͷηϚϯςΟΫε͸มߋ͠ͳ͍ w ओཁͳػೳ w ଟॏԽ w ϔομѹॖ w ༏ઌ౓੍ޚ w αʔόʔϓογϡ )551ͷػೳ

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༏ઌ౓੍ޚ w ଟॏԽ͞ΕͨSFTQPOTFΛ༏ઌ౓ʹԠͯ͡ฦ͢ w ʮॏΈ෇͚ʯͱʮґଘؔ܎ʯͰࢦఆ w DG)5.-͸࠷༏ઌɺ͕࣍$44ͱ+4ɺը૾͸༏ઌ౓௿ w ϒϥ΢β౳ͷ$MJFOU͕ࢦఆ w ҰൠϢʔβʔ͕΍ΕΔ͜ͱ͸͋·Γແ͍ɻɻɻ

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w )551ͷηϚϯςΟΫε͸มߋ͠ͳ͍ w ओཁͳػೳ w ଟॏԽ w ϔομѹॖ w ༏ઌ౓੍ޚ w αʔόʔϓογϡ )551ͷػೳ

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αʔόʔϓογϡ w ͭͷSFRVFTUʹରͯ͠ɺෳ਺SFTQPOTFΛฦͤΔʂ w ͭ໨Ҏ߱͸αʔόʔ͔Βૹ৴͢Δαʔόʔϓογϡ w $44΍+4ͳͲɺͲ͏ͤඞཁʹͳΔ΋ͷͳΒૹͬͯ͠·͏ ετϦʔϜ ϓογϡετϦʔϜ $MJFOU 4FSWFS ίϯςϯπΛϓογϡʂ

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w ओཁͳػೳ w ଟॏԽ w ϔομѹॖ w ༏ઌ౓੍ޚ w αʔόʔϓογϡ )551ͷػೳ·ͱΊ )551ͷ໰୊఺Λղܾ͢ΔͨΊͷػೳ 8FCΛޮ཰Խɾߴ଎Խ͢ΔͨΊͷػೳ

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w )551ͱ͸ʁ w )551஀ੜͷഎܠ w )551ͷػೳ w <ϋϯζΦϯ>)551ରԠαʔόʔ)0Λಈ͔ͯ͠ΈΔ w ·ͱΊ ࠓ೔଎श͢Δ಺༰

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ηοτΞοϓ $ git clone https://github.com/south37/http2-sokusyukai $ cd http2-sokusyukai $ docker run -p "8080:80" -ti south37/h2o-http2-demo-server

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λεΫ w IPDPOGٴͼ഑৴͢ΔϑΝΠϧΛม͑ͯɺڍಈΛݟΔ w )FMMP8PSME w )5514ʢ)551ʣ w .VMUJQMFYJOHʢଟॏԽʣ w 4FSWFS1VTI w "OENPSF

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w )551ͱ͸ʁ w )551஀ੜͷഎܠ w )551ͷػೳ w <ϋϯζΦϯ>)551ରԠαʔόʔ)0Λಈ͔ͯ͠ΈΔ w ·ͱΊ ࠓ೔଎श͢Δ಺༰

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w ޮ཰Խɾߴ଎ԽΛ໨ࢦͯ͠ɺ)551͕ࡦఆ͞Εͨ w )551ͷηϚϯςΟΫε͸ม͑ͳ͍ w ଟॏԽ΍ϔομѹॖ౳ɺ)551ͷ໰୊఺Λղܾ ·ͱΊ w )551ରԠ8FCαʔόʔΛಋೖ͢Ε͹ɺ͙͢ಈ͘ w )0ͳͲɺ)551ͷQFSGPSNBODF΋ྑ͍࣮૷ )551Ͱޮ཰తɾߴ଎ͳ8FCΛ࣮ݱ͠Α͏ʂ