INTRODUCTION OF SLIMANE AND SERVER SIDE SWIFT Yuki Takei

TABLE OF CONTENTS ▸ ࣗݾ঺հ ▸ Swift ͰServer Side? ▸ Slimaneʹ͍ͭͯ ▸ σϞ ▸ ϕϯνϚʔΫ ▸ ։ൃܦݧஊ(ςετ΍ɺLinuxͰࠔͬͨ͜ͱͳͲ) ▸ ՝୊ɺ·ͱΊ

ࣗݾ঺հ ෢Ҫ ༏ݾ ϑϦʔϥϯε ιϑτ΢ΣΞΤϯδχΞ / ϥδΦύʔιφϦςΟ ௨শ noppoman ݱࡏͷओͳ࢓ࣄ ɾגࣜձࣾiDEAKITT Ϧʔυσϕϩούʔ ʢ૑ۀظ͔Β) ɾגࣜձࣾSmartDrive όοΫΤϯυ/σʔλղੳʢ૑ۀظ͔Β) ݴޠͩͱɺNode.js, Ruby, Python, GO, SwiftΛ࠷ۙͩͱΑ͘࢖͍·͢ɻ MikeTOKYOͱ͍͏ϥδΦΛ΍͍ͬͯ·͢ɻস

ࣗݾ঺հ / OSS ACTIVITY npdynamodb node-mariadb Slimane/SlimaneHTTP Suv

ࣗݾ঺հ / OSS ACTIVITY ຊ೔঺հ͍ͤͯͨͩ͘͞΋ͷͰ͢ɻ npdynamodb node-mariadb Slimane/SlimaneHTTP Suv

஫) ͨͩ͠ɺͲΕ΋શ͘༗໊Ͱ͸͋Γ·ͤΜɺɺ

SwiftͰServer Side?

2015೥12݄ʹɺSwift͕OSSԽ Linux Readyʹ

SWIFTͰSERVER SIDE? ▸ core-foundation (Swift࣮૷ͷFoundation) ▸ Swift Package Manager (go getతͳ΍ͭ) ▸ XCTest ▸ gcd ▸ swift-llvm/lldb ύʔβʔ΍ϥϯλΠϜͳͲͷجຊతͳswiftݴޠػೳͷଞɺ ͳͲ΋ҰॹʹOSSԽ

ͬͯ͜ͱ͸Զ΋αʔόʔ࡞ΕΔ͡ΌΜʂʂ

ͱ͍͏͜ͱͰɺၟӽͳ͕Β࡞ͬͯΈ·ͨ͠ɻ

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SLIMANEʹ͍ͭͯ ▸ ExpressɺSinatraͷྲྀΕΛ૊ΉܰྔϑϨʔϜϫʔΫ ▸ ඇಉظI/OʢΠϕϯτϧʔϓʣ ▸ C10K໰୊ ▸ ؆୯ɺγϯϓϧͳrouting ▸ middlewareʹΑΔ֦ு ▸ Cluster mode(Ϛϧνϓϩηε؀ڥ) ▸ ໊લͷ༝དྷ͸ϑΝογϣϯσβΠφͷΤσΟεϦϚϯ Slimane͸ݱࡏචऀ͕։ൃதͷܰྔwebϑϨʔϜϫʔΫ

SLIMANEʹ͍ͭͯ Slimane͸Web Server/Web Application FrameWork ҎԼͷ̏૚͔Βߏ੒͞ΕΔ Slimane SlimaneHTTP Suv * ɾURL Routing * ɾMiddleware * ɾBody Parser * ɾCookie And Session * ɾStatic Assets Serving ɾHTTP Server ɾHTTP Client Not implemented yet ɾHTTP Upgrade ɾHTTPS ɾNetworking ɾFileSystem ɾProcess ɾCluster and Worker ɾTimer, DNS, Signal ɾEncryption etc… High Low

SLIMANEʹ͍ͭͯ / SUV Suv Suv͸libuvϕʔεͷඇಉظI/OϥϯλΠϜ ɾSlimaneʹ͓͚Δ࠷΋௿ϨϕϧͳAPI܈ ɾඇಉظͳTCPɺPipeɺFileSystem΍ProcessͳͲΛఏڙ ɾͦͷଞ҉߸Խܥ΋ͪΐͪ͜ΐ͜(uv_work_queue) ɾͲ͔͜Node.jsͬΆ͍interface (ͨͩ͠ɺI/O݁Ռ͸ Either) ɾNetworking ɾFileSystem ɾProcess ɾCluster and Worker ɾTimer, DNS, Signal ɾEncryption etc…

SLIMANEʹ͍ͭͯ / SLIMANEHTTP SlimaneHTTP ɾHTTP Server ɾHTTP Client Not implemented yet ɾHTTP Upgrade ɾHTTPS SuvϕʔεͷඇಉظHTTP Server/Client ɾSlimaneͷHTTPϨΠϠʔ ɾryan࡞ͷhttp-parser͕ϕʔε ɾHTTP/1.1ͷServerͱClient࣮૷ ɾHTTPS͸·ͩʢۙ೔ணखʣ ɾUpgrade(Websocket/HTTP2.0ͳͲ)͸·ͩ

SLIMANEʹ͍ͭͯ / SLIMANE Slimane ɾURL RoutingɺMiddlewareΛఏڙ ɾCookie ParserɺSessionɺBodyParserɺFile Serving ɾ֦ு͕ඞཁ͕ͩɺViewςϯϓϨʔτ΋࢖͑Δ ɾModelͳ͠ʢඇಉظDBDriver͸طଘͷ΋ͷΛfolkͳͲ͠ ͯผ్։ൃ༧ఆʣ ɾઐ༻ίϚϯυϥΠϯΠϯλʔϑΣʔεʢۙ೔ެ։ʣ * ɾURL Routing * ɾMiddleware * ɾBody Parser * ɾCookie And Session * ɾStatic Assets Serving

αʔόʔ্ཱͪ͛·Ͱͷ؆୯ͳίʔυΛ ݟͯΈ·͠ΐ͏

SLIMANEʹ͍ͭͯ / ίʔυ ,

σϞ

଎౓͕ؾʹͳͬͨͷͰɺ Swift΍ଞݴޠͷWAFͱڞʹ ϕϯνϚʔΫΛऔͬͯΈ·ͨ͠ɻ

ͬͱͦͷલʹ….

ࣄલ৘ใͷͨΊʹɺ ͍͔ͭ͘SwiftͷWebFrameWorkΛ঺հ͠·͢ɻ

ϕϯνϚʔΫͷલʹ…. SWIFTͰ࢖͑ΔϑϨʔϜϫʔΫͷ঺հ ▸ Zewo (CSPɺGCDɺServerɺRoutingɺSSLͳͲ) ▸ Vapor (Laravel Inspired MVC) ▸ Swifton (Rails Inspired MVC) ▸ Kitura (From IBM. Express Like) ▸ Nest (Common Swift Server Side Interface PJ) େখͷServerɺWAF΍CSP࣮૷ͳͲ͕ɺ͜ͷ3ϲ݄ؒͰଓʑొ৔

BENCHMARK݁Ռ Time 0 1.75 3.5 5.25 7 SLIMANE SLIMANE HTTP NGINX EXPRESS REVEL SWIFTON VAPOR KITURA ɾܭଌ͸apache benchͰߦͬͨ (ab -n 10000 -c 100) ɾ؀ڥ͸ɺAWS EC2ͷt2.medium(vCPU: 2, Mem: 4) ɾDBΞΫηεແ͠ɺͦΕͧΕͷindex htmlΛฦ͢୯७ͳςετ ɾKituraҎ֎͸Έͳrelease build

Slimaneͷwikiʹৄ͍͠਺ࣈ͕͋Γ·͢ɻ https://github.com/noppoMan/Slimane/wiki/ benchmarking-result

։ൃܦݧஊɺࠓޙͷ՝୊ͳͲ

։ൃܦݧஊ(։ൃத΍ςετɺLINUX্Ͱࠔͬͨ͜ͱͳͲ) ▸ cݴޠΛѻ͏ࡍɺSystem headerͷએݴ͕LinuxͱmacͰҧ͏ͨΊɺ Posixޓ׵ͳؔ਺΍ɺϓϩύςΟΛѻ͏Α͏ʹ ▸ OSS൛Foundation͸ະ࣮ͩ૷͞Ε͍ͯͳ͍ػೳ͕ଟ͍ɻ ▸ ࢿྉ࡞੒࣌఺ͰɺXCTestͷඇಉظػೳ͕αϙʔτ͞Ε͍ͯͳ͍ (Quickͷ࡞ऀΑΓPR͕ग़͍ͯ·͢ɻ) ▸ libuv͸αϯϓϧ਺͕͋·Γଟ͘ͳ͍ͨΊɺΘ͔Βͳ͍ͱ͜Ζ͸ node.jsͷίʔυΛݟ࣮ͯ૷ΛϚωͯΈͨΓ ▸ Linux༻ͷϥΠϒϥϦͳͲ͸ɺ·ͩ·ͩͳʹ͕ྲྀߦΔ͔Θ͔Βͳ͍ɻ

SLIMANEͷࠓޙͷ՝୊ ▸ libuvʢඇಉظʣͷͨΊɺྑ͘΋ѱ͘΋ͦ͜ʹͱΒΘΕΔ ▸ ಛʹωοτϫʔΫ΍ϑΝΠϧI/Oޙͷcallback hell ▸ PromiseͳͲͰcallback hellΛආ͚Δ(nodeͷyieldཉ͍͠…) ▸ αʔυύʔςΟ੡ͷϥΠϒϥϦͱͷ਌࿨ੑ(ಛʹಉظI/Oܥ) ▸ ·ͩ·ͩmemory leak͕͋ΔʢZewoͷϥΠϒϥϦͰ͢Β͍ͯ͠Δ..ʣ ▸ ϓϩμΫγϣϯ؀ڥͰͷӡ༻ɺϑΟʔυόοΫ͕ඞਢ ▸ ։ൃ଎౓ͷ໰୊ɻ஥ؒΛूΊͯεϐʔυΞοϓ͍ͨ͠

࠷ޙʹ·ͱΊͰ͢ɻ

·ͱΊ ▸ Swiftαʔόʔ͸݁ߏ଎͍ʢνϡʔχϯά࣍ୈʣ ▸ ଓʑͱϑϨʔϜϫʔΫ΍αʔόʔ͕ొ৔͍ͯͯ͠ɺઓཚͷ࣌ ͕΍ͬͯ͘Δ…ʁ(PR͸ͪΐͬͱগͳΊͳؾ͕) ▸ SwiftͰඇಉظI/O͸·ͩ·ͩૣख़ ▸ XcodeͰ։ൃ -> LinuxͰϏϧυͷࡍ͸ɺະ࣮૷ͷػೳ΋͋Δ ͷͰཁ஫ҙ

Slimane։ൃࠓޙ΋ؤு͍ͬͯ͜͏ͱࢥ͍·͢ɻ ؾܰʹPR͍͚ͨͩΔͱ޾͍Ͱ͢ʂ

ɾSlimane https://github.com/noppoMan/Slimane ɾSlimaneHTTP https://github.com/noppoMan/SlimaneHTTP ɾSuv https://github.com/noppoMan/Suv ɾslimane-example https://github.com/noppoMan/slimane-example

͝੩ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ɻ