PHP ステートレス VS ステートフル 状態管理と並行性 / php-stateless-stateful

つよナレ #1 PHPにまつわる話
https://techtrain.connpass.com/event/330882/
でのお話です

Transcript

1. εςʔτϨε VS εςʔτϑϧ ঢ়ଶ؅ཧͱฒߦੑ TechTrain ͭΑφϨ #1 PHPʹ·ͭΘΔ࿩ ytake
2. Pro fi le • ஛ᖒ ༗و a.k.a ytake • ઍגࣜձࣾ CTO / ΄͔ٕज़ސ໰ • Go / Scala / Kotlin • ΞΫλʔϞσϧɺσʔλج൫ɺDDD·ΘΓɺ෼ࢄॲཧͳͲ
3. ঢ়ଶͱϥϯλΠϜ • ϥϯλΠϜͷҧ͍Λཧղ͓͖ͯ͠·͠ΐ͏ • εςʔτϨε͔εςʔτϑϧ ͲͪΒ͔Ͱ͸ͳ྆͘ํ͏·͘ѻ͏ • PHPͰฒߦॲཧΛ͏·͘΍Δʹ͸ঢ়ଶ؅ཧ͕ඞཁʂ
4. PHP • WebΞϓϦέʔγϣϯͱͯ͠ੈքͰ΋ͨ͘͞Μ࢖ΘΕ͍ͯΔݴޠ • Facebook΋ݩʑ͸PHP / PHPͷݱࡏͷਐԽʹ΋େ͖͘ߩݙ • ͳΜ͔ͩΜͩWordpress͸Ғେ • WebαʔόͷϞδϡʔϧɺ΋͘͠͸࿈ܞͯ͠ಈ͘ࣄ͕ଟ͍
5. Go • goroutineͱ͍͏࢓૊ΈΛ࢖ͬͯฒߦॲཧΛಘҙͱ͢Δݴޠ • γϯάϧόΠφϦͰϓϩηεͱͯ͠ಈ࡞ • ίϯςφͱͷ૬ੑ΋ྑ͍ • ΞϓϦέʔγϣϯαʔόͱͯ͠ػೳʢWebαʔόෆཁʣ
6. Scala • Scala͸ؔ਺ܕϓϩάϥϛϯάͱΦϒδΣΫτࢦ޲ • ޮ཰తͳฒߦॲཧΛαϙʔτ͢ΔFutureͳͲ • σʔλॲཧܥ΍େن໛ͳ࢓૊ΈΛࢧ͑Δ͜ͱ͕ଟ͍ • ΞϓϦέʔγϣϯαʔόͱͯ͠ػೳʢWebαʔόෆཁʣ
7. ͦ΋ͦ΋ฒߦͬͯʁ • ฒྻ͸"׬શʹಠཱ"ͯ͠ϦιʔεΛফඅ͢Δ΋ͷ • ฒߦ͸ϦιʔεΛڞ༗͠ͳ͕Βަޓʹফඅ ॲཧத͸"ฒྻʹݟ͑Δࣄ͕͋Δ" • PHPͰ؆୯ʹѻ͑Δ΋ͷ͸ͦΜͳʹଟ͘ͳ͍
8. ͦ΋ͦ΋ฒߦͬͯʁ • खΛୟ͘ͷ͕ऴΘ͔ͬͯΒ଍Λୟ͘ͷ͕ஞ࣍ • खΛୟ͍͍͚ͯͨͲ్தͰ΍Ίͯ଍Λୟ͍ͯ ·ͨखΛୟ͘Έ͍ͨͳͷ͕ฒߦ • खͱ଍Λಉ࣌ୟ͘ͷ͕ฒྻ • खΛୟ͖͍ͨͳ͊ͱࢥ͍͔ͬͯͭୟ͘ͷ͕ඇಉظ • खΛୟͧ͘ʂͰୟ͘ͷ͕ಉظ
9. େ͖ͳҧ͍ͬͯʁ • PHP͸ HTTPϦΫΤετ͕དྷͨΒͦͷ౎౓ϓϩηεΛ্ཱͪ͛ͯऴྃ • جຊతʹঢ়ଶΛ࣋ͨͣʢ࣋ͯͳ͍ʣɺ ঢ়ଶอ࣋͸֎෦ʹ͓ئ͍͢Δ࢓૊Έ • ނʹඇৗʹγϯϓϧ
10. େ͖ͳҧ͍ͬͯʁ • Go΍Scala͸ϓϩηεͱͯ͠ಈ࡞͢ΔͨΊɺ ঢ়ଶΛ؅ཧ͠ͳ͕Βޮ཰తʹॲཧΛߦ͏ • ࣗ਎͕σʔλετϨʔδʹͳΔ͜ͱ΋΋ͪΖΜOK • ϓϩηεͱͯ͠ঢ়ଶΛࣗ෼Ͱ࣋ͭͨΊɺ ฒߦॲཧͳͲ΋༰қ
11. PHPͰฒߦॲཧ͍ͨ͠ɾɾʁ • ผϓϩηεͰىಈͨ͠PHPϓϩηεಉ࢜ͷ ίϛϡχέʔγϣϯ͕೉͍͠ɾɾ • εϨουతͳ΋ͷ͸ͳ͍ʢextention͸আ͘ʣ • ॏ͍ͨॲཧ͸ඇಉظʹ͢Δ͔͠ͳ͍ɾɾ
13. PHPͰඇಉظॲཧ͍ͨ͠ɾɾʁ • QueueͳͲͷϛυϧ΢ΣΞΛ࢖ͬͯ ผϓϩηεɾΞϓϦέʔγϣϯͱͯ͠औΓʹߦͬͯॲཧ • Swoole΍ReactPHPͳͲΛซ༻ͯ͠ؤுΔ • ϓϩηεͱͯ͠ಈ࡞ͤ͞ΔͨΊʹsupervisorͳͲͰ؅ཧ͠ͳ͚Ε͹ɾ
14. ॱ൪  • Ͳ͕ͬͪૣ͘ऴΘΔ͔
    • ෼ࢄͨ͠ͱ͖͸ૢ࡞ෆՄ
15. PHPͰৗ࣌ϓϩηεʹ͢ΔͱϋϚΔ΋ͷ • εςʔτϨεલఏͷίʔυΛॻ͘ͱϝϞϦϦʔΫʹɾɾ • ඞཁ͕ͳ͘ͳͬͨม਺͸ͱʹ͔͘ϝϞϦ͔Βଈղ์͢Δʂ • σʔλϕʔε͸connectͱdisconnectΛ͖ͪΜͱ؅ཧ͢Δ • ࣋ଓ઀ଓ͕ۤखͳͷͰɺphp.ini΍WebαʔόͷઃఆΛ
16. Go΍ScalaͰ͸ɾɾʁ • ͦ΋ͦ΋ϙΠϯλ΍εϨουͳͲͰޮ཰తʹॲཧ͢Δ࢓૊Έ • ΞυϨεʹ઀ଓͳͲΛ֬อͯ͠࢖͍ճͨ͠Γ͢Δ • ScalaͰ͸ΞΫλʔΛར༻ͯ͠ҙਤతʹϦιʔεؔ࿈΋ૢ࡞Ͱ͖Δ
17. <?php use Swoole\Http\Server; $server = new Server("127.0.0.1", 9501); $leakyArray = []; $server->on("request", function ($request, $response) use (&$leakyArray) { $leakyArray[] = str_repeat("leak", 1000); $tempFile = fopen("/tmp/tempfile", "w"); fwrite($tempFile, "temporary data"); $response->end("Hello World\n"); }); $server->start();
18. <?php use Swoole\Http\Server; $server = new Server("127.0.0.1", 9501); $leakyArray = []; $server->on("request", function ($request, $response) use (&$leakyArray) { $leakyArray[] = str_repeat("leak", 1000); $tempFile = fopen("/tmp/tempfile", "w"); fwrite($tempFile, "temporary data"); $response->end("Hello World\n"); }); $server->start(); ϦΫΤετͷͨͼʹ ௥Ճ
19. <?php use Swoole\Http\Server; $server = new Server("127.0.0.1", 9501); $leakyArray = []; $server->on("request", function ($request, $response) use (&$leakyArray) { $leakyArray[] = str_repeat("leak", 1000); $tempFile = fopen("/tmp/tempfile", "w"); fwrite($tempFile, "temporary data"); $response->end("Hello World\n"); }); $server->start(); Ϧιʔε։์๨Ε
    '%͕Ұഋʹɾɾ
21. PHPͰΞΫλʔϞσϧΛཧղɾମݧ͠Α͏ Understand and experience the actor model in PHP phpcon okinawa 2024 yuuki takezawa a.k.a ytake
22. γϯάϧτϯ • PHPͷγϯάϧτϯ͸HTTPͷϥΠϑαΠΫϧͷΈͷ΋ͷ • PHPͰৗ࣌ϓϩηεͰγϯάϧτϯʹ͢Δͱ ଞͷ৔ॴͰॻ͖ࠐ·ΕΔ͜ͱ΋͋Γɺঢ়ଶ΋มΘΔ • mutexͳͲ΋ซ༻͠Α͏ʂ • DIίϯςφ͕ରԠ͍ͯ͠ͳ͍৔߹΋ଟ਺͋Γ
23. ͓·͚ PHP͋Δ͋Δ1 • ޮՌతʹΩϟογϡ͢ΔͨΊʹphpserialize͠Α͏ʂ • ଞݴޠ͔Βར༻Ͱ͖ͳ͍ɾɾ ͔ͭ෮ݩ͠Α͏ͱ͢ΔPHPΞϓϦέʔγϣϯ͸ ಉ͡ΫϥεͳͲΛߏ଄ͱ͍ͯ࣋ͬͯ͠ͳ͚Ε͹ͳΒͳ͍ • ଞݴޠͱ΍ΓऔΓΛߦ͏৔߹΍ϚΠΫϩαʔϏεͰ͸ආ͚Α͏ʂ
24. ·ͱΊ • ϥΠϑαΠΫϧ΍ϥϯλΠϜͷҧ͍Λཧղ͠·͠ΐ͏ʂ • ݴޠ͕ѱ͍ͷͰ͸ͳͯ͘େମ͸࡞Γํͷ໰୊ • ͍ΖΜͳݴޠΛ৮ͬͯ஌ࣝΛ͚ͭΑ͏ʂ