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First Impression of
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aws-lambda-go
• Seiji Takahashi
• Github: timakin / Twitter: @__timakin__
• גࣜձࣾGunosy ৽نࣄۀ։ൃࣨ
• Go / Swift
ࣗݾհ
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ੵ ۃ ࠾ ༻ தʂ
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ࠓ͢͜ͱ
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ࠓ·ͰͲ͏͔ͯͨ͠
• apex
• ਖ਼ࣜαϙʔτ͞Εͯͳ͍ݴޠͰlambdaͷ
ؔΛॻ͚Δ
• awscliΑΓ؆୯ʹσϓϩΠ
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ࠓ·ͰͲ͏͔ͯͨ͠
• Node (index.js) -> GoͷόΠφϦ
• apex.HandlerFuncͱ͍͏ϋϯυϥͷ
ίʔϧόοΫ෦ͰΠϕϯτड͚औΓ
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ࠓͲ͏͢Δ͔
• aws-lambda-go
• awsਖ਼ࣜαϙʔτͷlambda package
• apexΛͬͯͨਓͳΒҠߦ༰қ
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࣮ࡍʹҠߦͯ͠ΈΔ
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before
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after
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ҧ͍ʁ
• ຊ࣭తʹͳ͍
• ݟ্ͨίʔϧόοΫͰड͚औΔ͔ɺ
ී௨ʹϋϯυϥʔͷҾͰड͚औΔ͔ͷ
ҧ͍͋Δɻ
• deploy͕awscliܦ༝ɻ
• AWSެࣜDocͰinitͰͷάϩʔόϧมͷ
ॳظԽ͕ਪ͞Ε͍ͯΔɻ
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packageͷίʔυ
• AWSज़Έ͍ͨͳίʔυॻ͖͕ͪ
• aws-sdk-goͱ͔͍͢͝ɻ
ίʔϧόοΫͷຐज़ࢣͰ͍ΔͷͰɻ
• aws-lambda-goޚଟʹ࿙Εͳ͍
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͜ΕԿ
RPC༻ͷΧελϜϦεφʔͷ࡞
͔Βͷݺͼग़͠Λͯ͘͠ΕΔ܅
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<- package͕࣮͍ͯ͠ΔInvoke
funcΛݺͼग़ͤΔΑ͏ʹwrap
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<- ͍͕ͭ͜Ғ͍ͭ
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ɾϦΫΤετͷτϨʔγϯά
ɾλΠϜΞτཧ
ɾRequestIDͷอ࣋
ͳͲͷͨΊʹಠࣗcontextΛ࡞্ͨ͠ͰɺhandlerΛݺͼग़͠
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৻·͍͠ context in context
(request-scopedͳͷͰਖ਼͍͠)
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<- RPCͷݺͼग़͠ީิʹొ
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<- RPC Accept
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ҰఆͷϧʔϧΛ९क͢ΕϋϯυϥͱΈͳ͞ΕΔ
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తͳreflection
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ษڧʹͳΔ
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·ͱΊ
• aws-lambda-goҠߦɺ৽ن࡞ָ͕ʂ
• தͷίʔυ͕໘ന͍ʂ
• RPC callͷ࣮ྫ
• contextͷ͍ํʹ͍ͭͯߟ͑ͤ͞ΒΕΔ
• reflectionͷԠ༻ྫ
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Thank you! ✨