Go at fluct

Nature Bath vol.6での発表資料です

Transcript

1. Go at fluct
   Nature Bath vol.6 #naturebath, 2020/11/18
   @suzu_v
   

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2. ࣗݾ঺հ
   ླ໦݈ଠ, ͚ͣ͢Μ (Twitter: @suzu_v)
   גࣜձࣾfluct औక໾CTO
   ΈΜͳͷGoݴޠ ڞஶऀ
   ࠷ۙ͸TypeScriptͱPHPͱYAMLΛΑ͘ॻ͍͍ͯ·͢
   

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3. fluctͰͷGoར༻
   -2015: PHP, Perl, Erlang͕ϝΠϯ
   2015೥͘Β͍͔ΒঃʑʹαϒγεςϜ͔Βར༻։࢝
   ݱঢ়Ͱ͸ෳ਺ͷϓϩμΫγϣϯϫʔΫϩʔυʹ࢖ΘΕ͍ͯΔ
   cliπʔϧɺdebuggerɺAPIαʔόɺόον...
   ࠓ೔͸3ͭͷࣄྫΛ঺հ͠·͢
   

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4. ௿ϨΠςϯγͱ҆ఆੑΛੜΉΞʔΩςΫ
   νϟ - SSPͷݱ৔ʹֶͿɺߴՄ༻ੑͷͭ͘
   Γํ: ΤϯδχΞHub
   https://eh-career.com/engineerhub/entry/
   2019/07/12/103000
   

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5. ࣄྫ1: PHP -> Go
   ݩʑ: ޿ࠂ഑৴ϩάΛग़ྗ͢Δαʔό Apache + PHP
   ໾ׂ: ഑৴ύϥϝʔλͷ෮߸ɺϩάग़ྗʢ੥ٻ & ؂ࢹ༻ʣ
   // PHP -> Apache (custom log module) -> log
   apache_setenv(F_ENV_NAME_STATUS, $status);
   Testability௿͍, Apacheͳ͍ͱखݩͰࢼͤͳ͍
   -> ϦϓϨʔε
   

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6. PHP -> Go: ςετ༰қੑͱҠ২
   TestMain ͰPHP + ApacheίϯςφͱGoίϯςφΛ্ཱͪ͛
   ֤ςετέʔεͰϓϩμΫγϣϯͱಉ༷ͷύϥϝʔλΛ࣮ࡍʹ౤͛Δ
   ग़ྗ͞ΕΔϩά͕PHP + Apache࣮૷ͱGo࣮૷ͰಉҰͰ͋Δ͜ͱΛࢼݧ
   ҉߸ԽɺloggerɺWeb API·ΘΓΛGoʹҠ২ & ֤ػೳΛpackageԽ
   

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7. ࣄྫ2: Open Bidding΁ͷ઀ଓ
   Google Ad Managerʹbidderͱͯ͠઀ଓ @tomita τϛʔϧ͞Μ͕։ൃ
   Open Biddingͱ͸
   ͻͱ͜ͱͰ: Google͔Β޿ࠂϦΫΤετΛड෇͚ɺͦΕΛDSPsʹϦΞϧλΠϜʹΦʔΫγϣϯ͠ɺ޿ࠂΛฦ
   ͢࢓૊Έʢ͢΂ͯαʔόؒ௨৴ʣ
   ϝσΟΞ bidder (fluct) DSPs
   GoͰ࣮૷ʢRTBαʔϏε͸Erlang࣮૷Λར༻ʣ
   30ԯʙ req. / day
   ϚϧνΫϥ΢υʢAWS, GCPʣɺϚϧνϦʔδϣϯ
   എܠ: ଟ༷ͳϦΫΤετɺεϧʔϓοτॏࢹɺطଘαʔϏεΛ͏·͘࢖͍ճ͢
   

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8. ࣄྫ2: Open Bidding΁ͷ઀ଓ (cont.)
   https://www.youtube.com/watch?v=uE0ReWlYbNk
   

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9. ࣄྫ3: romdb
   2010- memcachedb + Berkeley DB
   forkͨ͠memcachedbʢC++੡ʣͷϏϧυ͕ͭΒ͍
   Berkeley DBΛஈ֊తʹஔ͖׵͍͖͍͑ͯͨ
   -> memcachedb෦ΛGoʹஔ͖׵͑
   

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10. ࣄྫ3: romdb (cont.)
    @yowcow ͕GoͰϦϓϨʔε
    https://github.com/yowcow/goromdb
    storage૚ͷࠩ͠ସ͕͑Մೳ: Berkeley DB, BoltDB, JSON etc.
    ಛఆσΟϨΫτϦʹ͓͘ͱstorageΛࠩ͠ସ͑ΒΕΔ (memcachedbͱಉ༷ʣ
    ϓϩτίϧ΋ෳ਺ରԠՄೳʢmemcached, etc.ʣ
    ຊ൪؀ڥͰ͸BoltDBͱBerkeley DBΛซ༻
    

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11. ·ͱΊ
    • ͍ΖΜͳਓ͕ͳΜ͔ͩΜͩGoΛ৮͍ͬͯΔ
    • ϓϩμΫτͷ伱ؒɺͪΐͬͱϏϧυɾςετΛ͠΍͍ͨ͘͢͠
    ͱ͖ʹGo͕ͪΐ͏Ͳ͍͍
    

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