ActionCable(Rails5) + Application Load BalancerでWebSocketをバランシング！

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"DUJPO$BCMF "-#Ͱόϥϯγϯά

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ࣗݾ঺հ αʔόʔαΠυΤϯδχΞ ओʹ3BJMT Ϋϥεϝιουઌ݄ೖࣾ ݱࡏ།Ұͷେࡕۈ຿ϞόΠϧόοΫΤϯυάϧʔϓ ऐ͍͠ ઌʑिʹୈೋࢠ͕ੜ·Ε·ͨ͠

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ࣗݾ঺հ "84͸ษڧதʂ ͳͷͰͦͷล͸Թ͔͍໨Ͱݟͯ΋Β͑Δͱɹ

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͋ͬɺ͋ͱ࠷ۙ͜ΕʹϋϚΓ·ͨ͠

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"DUJPO$BCMF"-#ͰόϥϯγϯάΛ΍ͬͯΈ·ͨ͠

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"DUJPO$BCMFΞʔΩςΫνϟ

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4PDLFUͷऔΓѻ͍

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3BDLIJKBDLJOH"1*Λར༻͠ 4PDLFUΛ3BDL͔Βड͚औΓ "DUJPO$BCMFͰར༻͢Δ&WFOU-PPQʹొ࿥͢Δ 3BDL "DUJPO$BCMF &WFOU-PPQ *0ΦϒδΣΫτ TPDLFU

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ͦ͏͢Δ͜ͱͰ3BDLͷ ௨ৗΞϓϦέʔγϣϯͷॲཧͱ 8FC4PDLFUͷॲཧ͕ಉډͰ͖Δ

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ϝοηʔδ഑৴

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αʔόʔͷߏ੒ཁૉ 4VCTDSJCFS αʔόʔ 1VCMJTIFS αʔόʔ 1VC4VCαʔόʔ

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ϢχΩϟετ class ChatChannel < ApplicationCable::Channel def some_method transmit(action: 'info', message: "message") end end

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1VC4VCαʔόʔ

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1VC4VCαʔόʔ

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1VC4VCαʔόʔ

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ϒϩʔυΩϟετ ActionCable.server.broadcast "chat", "message"

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1VC4VCαʔόʔ

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1VC4VCαʔόʔ

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1VC4VCαʔόʔ

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1VC4VCαʔόʔ

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1VC4VCαʔόʔ

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"DUJPO$BCMF͸σϑΥϧτͰ1VC4VCͳͷͰ ԣʹฒ΂ͯσϒϩΠ͢Δ͚ͩͰ͋Δఔ౓εέʔϧ͍ͯ͘͠

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1VC4VCαʔόʔ͸ 3FEJTɺ1PTUHSFTRM͔Β બ୒Մೳ DPOpHDBCMFZNM production: adapter: postgresql(redis)

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ࠓճ͸΍ͬͯΈͨܥͳͷͰ͓खܰ͞༏ઌͰ 3BJMTຊମ͕࢖͏1PTUHSFTRM 3%4 Λ 1VC4VCαʔόʔͱͯ͠࢖༻

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"QQMJDBUJPO-PBE#BMBODFS

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No content

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8FC4PDLFUΛ࢖͏ʹ͋ͨͬͯ $MBTTJD&-#ͰͰ͖ͳͯ͘ɺ"-#ͰͰ͖Δ͜ͱ

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Request: Connection: Upgrade Response Upgrade: websocket &-7W $MBTTJDͰ͸8FC4PDLFUͷ6QHSBEFʹ ඞཁͳϔομΛૹΔ͜ͱ͕Ͱ͖ͳ͔ͬͨ

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&-7W ඵ σϑΥϧτ ແ௨৴͕ଓ͘ͱ λΠϜΞ΢τ͞Εͨ

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"-#Ͱ͸͜ΕΒͷ໰୊͕ղফ͞Ε ͙͢ʹ8FC4PDLFUΛ࢖͏͜ͱ͕Ͱ͖Δ

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"-#Ͱ͸-ʹରԠ͠ 8FC4PDLFUαʔόʔͱ ී௨ͷ8FCαʔόʔͱ1BUIͳͲͰ؆୯ʹ ৼΓ෼͚ΕΔΑ͏ʹͳͬͨ /html/* /socket/*

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"-#"DUJPO$BCMFͳΒ ී௨ʹσϓϩΠͯ͠ԣʹฒ΂Δ͚ͩͰ ͱΓ͋͑ͣόϥϯε͢Δʂ

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