TimeFuzeアーキテクチャ構想 / The concept of TimeFuze Architecture

by Yuuki Tsubouchi (yuuk1)

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TimeFuzeΞʔΩςΫνϟߏ૝ ͸ͯͳ id:y_uuki / @y_uuk1 2017/12/23 ୈ1ճ΢ΣϒγεςϜΞʔΩςΫνϟ(WSA)ݚڀձ@ژ౎ ॲཧͱσʔλͱλΠϚʔΛҰମԽͨ͠σʔλύΠϓϥΠϯ

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id:y_uuki / @y_uuk1 Yuuki TSUBOUCHI https://yuuk.io/ ͸ͯͳͷ΢ΣϒΦϖϨʔγϣϯΤϯδχΞ WSAݚڀձ ཧࣄ?෭ࠪ?

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TimeFuze?

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࣌ݶ৴؅ Time Fuze

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ىര૷ஔ+Րༀ+λΠϚʔ

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ॲཧ+σʔλ+λΠϚʔ

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TimeFuze ΞʔΩςΫνϟ

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΋͘͡ 1. എܠͱ໨త 2. TimeFuzeΞʔΩςΫνϟ 3. ߟ࡯ 4. Ή͢ͼ

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1. എܠͱ໨త

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WebαʔϏεͷσʔλॲཧཁٻͷෳࡶԽ • ϦΫΤετʹରͯ͠HTMLͷϨεϙϯεΛฦ٫͢ΔҎ֎ ͷϫʔΫϩʔυͷଟ༷Խ͕ਐΜͰ͍Δ • ੑೳಛੑͷҟͳΔσʔλετΞͷซ༻΍ɺػցֶशʹΑ Δ࣌ؒपظͰͷେن໛ͳσʔλॲཧΛٻΊΒΕ͍ͯΔ • εέʔϧͤ͞΍͍͢σʔλύΠϓϥΠϯॲཧ͕ඞཁ

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ҰൠͷσʔλύΠϓϥΠϯ DataSource Data Destination όονॲཧ λΠϜεέδϡʔϥʔ ىಈ

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ҰൠͷσʔλύΠϓϥΠϯͷ՝୊ • σʔλྔ૿େʹ͋ΘͤͨεέʔϦϯάӡ༻ͷ೉͠͞ • όονॲཧ్தͷΤϥʔॲཧͷ೉͠͞ • λΠϜεέδϡʔϥͦͷ΋ͷͷӡ༻ͷ൥ࡶ͞ • ࣮ߦස౓ઃఆͷॊೈੑͷ௿͞

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σʔλ λΠϚʔ σʔλͱॲཧͱλΠϚʔͷҰମԽϞσϧͷఏҊ ॲཧ DataSource σʔλ λΠϚʔ ॲཧ DataDestination

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ҰൠͷσʔλύΠϓϥΠϯͷ՝୊ͷղܾ • σʔλྔ૿େʹ͋ΘͤͨεέʔϦϯάӡ༻ͷ೉͠͞ • ࠷ॳ͔ΒฒߦॲཧΛલఏͱͨ͠ΞʔΩςΫνϟͰղܾ • όονॲཧ్தͷΤϥʔॲཧͷ೉͠͞ • όονॲཧͰ͸ͳ͘Ϩίʔυ୯ҐͰδϣϒఆٛͰղܾ • λΠϜεέδϡʔϥͦͷ΋ͷͷӡ༻ͷ൥ࡶ͞ • σʔλετΞͷTTLʹΑΓεέδϡʔϥϗετ͕ෆཁ • ࣮ߦස౓ઃఆͷॊೈੑͷ௿͞ • λΠϚʔઃఆͷཻ౓ΛϨίʔυ୯ҐͰઃఆ͢Δ͜ͱͰղܾ

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http://blog.yuuk.io/entry/the-rebuild-of-tsdb-on-cloud

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֊૚ܕσʔλετΞߏ଄ͷ࣌ܥྻσʔλϕʔε ΠϯϝϞϦ DB ΦϯσΟεΫ DB ΦϒδΣΫτ ετϨʔδ ৽ ݹ ߴ ҆ ஗ ଎

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֊૚ܕσʔλετΞͷ೉͍͠ͱ͜Ζͱղܾ • σʔλετΞؒͷσʔλҠಈύΠϓϥΠϯͷεέʔϥϏ ϦςΟ • ಛఆͷϨίʔυͷΈɺσʔλετΞҠಈλΠϛϯάΛ੍ ޚ͢Δ • ͜ΕΒΛTimeFuzeΞʔΩςΫνϟʹΑΓղܾ • DynamoDBͷTTLͱLambda TriggerʹΑΔ࣮૷

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ͦͷଞͷTimeFuzeͷద༻ΞϓϦέʔγϣϯྫ • ࣌ܥྻσʔλҟৗݕ஌ͷֶशϞσϧͷఆظߋ৽ • Ϛϧνςφϯτ؀ڥʹ͓͚Δେن໛ͳSSL/TLSূ໌ॻߋ ৽

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2. TimeFuzeΞʔΩςΫνϟ

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1. insert DataSource record Data TTL DataDestination Trigger Other API/DataStore record 2. expire 3. insert or update

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TimeFuzeͷϝϦοτ • ฒߦॲཧΛલఏͱͨ͠ΞʔΩςΫνϟͰ͋Δ͜ͱ • Τϥʔ͔Βͷճ෮ॲཧ͕༰қͰ͋Δ͜ͱ • λΠϜεέδϡʔϥͱόονॲཧͷͨΊͷϗετ΋͘͠ ͸Ϋϥελͷߏஙɾӡ༻͕ෆཁͰ͋Δ͜ͱ • Ϩίʔυ୯ҐλΠϚʔʹΑΓɺδϣϒͷ࣮ߦස౓ΛϨίʔ υ୯ҐͰௐ੔ՄೳͰ͋Δ͜ͱ

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AWSʹΑΔ࣮૷

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DynamoDB TTL + Lambda Trigger • DynamoDB: ϑϧϚωʔδυܕͷNoSQLσʔλϕʔε αʔϏεɻTTLΛαϙʔτ͍ͯ͠Δɻ • Lambda: ΠϕϯτൃՐΛܖػʹFunctionΛݺͼग़ͤΔ • DynamoDB্ͷϨίʔυʹର͢ΔTTLظݶ੾ΕΠϕϯτ ΛܖػʹɺLambda FunctionΛτϦΨʔͱ࣮ͯ͠ߦ

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1. insert DynamoDB record Data TTL DynamoDB,S3,… Lambda Other API/DataStore record 2. expire 3. insert or update

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ΦϯϓϨϛε؀ڥͰͷ࣮૷

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Redis Keyspace௨஌ + ϝοηʔδΩϡʔ • RedisͷKeyspace௨஌ػೳʹΑΓTTLΠϕϯτΛߪಡͰ͖ Δ • ͨͩ͠ɺ҆શͳτϦΨʔॲཧͷͨΊʹɺߪಡͨ͠Πϕϯ τΛϝοηʔδΩϡʔʹΑΓӬଓԽ͢Δඞཁ͕͋Δ • ݴޠ໰Θͣར༻͠΍͍͢ϝοηʔδΩϡʔͱͯ͠ Fireworq͕͋Δ

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TimeFuzeͷ ۩ମతͳΞϓϦέʔγϣϯ ͷద༻

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࣌ܥྻσʔλͷҟৗݕ஌ • ऩूͨ͠ϝτϦοΫܥྻʹରͯ͠ɺֶशϞσϧΛߏங • ৽نϝτϦοΫͷରԠͷͨΊϞσϧΛఆظతʹߋ৽͢Δ • ଞͷσʔλετΞʹҠಈ͢ΔΘ͚Ͱ͸ͳ͘ɺDataSource ͱDataDestination͸ಉҰͷσʔλετΞΛར༻ • ֶ֤शϞσϧͷϨίʔυʹTTLΛઃఆ͠ɺTriggerͰֶश ॲཧޙɺϞσϧΛߋ৽͢Δ

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1. insert DataSource record Metric TTL Trigger ࣌ܥྻ σʔλϕʔε 2. expire 3. update ֶशॲཧ

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େن໛SSL/TLSূ໌ॻ؅ཧ • ϒϩάαʔϏεͳͲͰେྔͷSSL/TLSূ໌ॻΛ؅ཧ͠ɺ ਺ϲ݄͝ͱʹߋ৽͢Δέʔε • ূ໌ॻΛσʔλϕʔεʹ֨ೲ͠ಈతऔಘ͢ΔΞʔΩςΫ νϟΛલఏͱ͢Δ • ֤υϝΠϯʹର͢Δূ໌ॻϨίʔυʹTTLΛઃఆ͠ɺ Trigger͕ূ໌ॻΛ࠶औಘ͠ɺDataDestination΁্ॻ͖

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1. insert DataSource record ূ໌ॻ TTL Trigger Let’s Encrypt 2. expire 3. update ূ໌ॻ ߋ৽ॲཧ

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3. ߟ࡯

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TimeFuzeͷσϝϦοτ • ΞʔΩςΫνϟϨϕϧ • DataSource্ͷෳ਺ͷϨίʔυΛϚʔδ͢ΔॲཧΛͮ͠Β͍ • ࣮૷Ϩϕϧ • Ұ࣌తʹϨίʔυ͕࡟আ͞ΕΔͨΊɺσʔλͷҰ؏ੑͷ޻෉ ͕ඞཁ • TTLظݶ͔Β࡟আॲཧ։࢝·ͰͷσΟϨΠ͕࣌ؒϕετΤ ϑΥʔτͳͨΊɺִ࣌ؒؒ

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TimeFuzeͷσϝϦοτղܾҊ • TTLΛར༻ͤͣɺTime to EventػೳΛσʔλετΞʹ૊ ΈࠐΉ • Time to Eventػೳ͸ઃఆͨ࣌͠ࠁΛܦաͨ͠Πϕϯτ ͷΈΛൃߦ͠ɺϨίʔυ࡟আ͸͠ͳ͍

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4. Ή͢ͼ

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Ή͢ͼ • εέʔϧͤ͞΍͍͢σʔλύΠϓϥΠϯΞʔΩςΫνϟ͕ WebαʔϏε։ൃʹٻΊΒΕ͍ͯΔ • ୯ҰͷλΠϜεέδϡʔϥʔʹΑΔσʔλύΠϓϥΠϯͷ ՝୊ΛɺσʔλͱॲཧͱλΠϚʔͷҰମԽʹΑΓղܾ͢Δ ख๏ΛఏҊͨ͠ • ࣮૷ͷ໰୊ʹΑΓɺݱஈ֊Ͱ͸࣮ӡ༻͢ΔͨΊʹΞϓϦέʔ γϣϯͷ޻෉͕ඞཁͱͳΔ

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ࠓޙͷऔΓ૊Έ • طଘͷఆظσʔλύΠϓϥΠϯͷ՝୊ΛαʔϕΠ͠੔ཧ • طଘσʔλετΞ࣮૷ͷTTLσΟϨΠ࣌ؒͷௐࠪ • طଘͷσʔλετΞ΁ͷTime to Eventͷ૊ΈࠐΈ

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ࣗ཯ੑͷ͋ΔσʔλॲཧͷՄೳੑ • VM => ίϯςφ, ίϯςφ => εϨου • σʔλϕʔε => ςʔϒϧ, ςʔϒϧ => σʔλϨίʔυ

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SRE/ΦϖϨʔγϣϯΤϯδχΞͷઓ৔ • TimeFuzeͷΑ͏ͳσʔλॲཧΞʔΩςΫνϟΛ࢓ࣄʹ͸͍ͯ͠ͳ͍ • ௚ۙͰ΍͍ͬͯΔ͜ͱ͸ɺΠϯϑϥετϥΫνϟࣗମͷมߋ଎౓Λ࠷ େԽ͢Δ࢓ࣄ • ج൫ͷந৅౓͕͕͋ΔʹͭΕɺSREͷ࢓ࣄ͕ΑΓࣄۀʹۙ͘ͳ͍ͬͯ͘ • ࣄۀʹ͍ۙ΄Ͳɺந৅Խ͕೉͘͠ͳΓج൫Ͱٵऩͮ͠Β͘ͳΔ • ෳ਺ͷσʔλετΞΛ͏·͘׆༻ͨ͠Γɺෳ਺ͷϫʔΫϩʔυΛ͏· ͘͞͹͍͍ͯ͘ΞʔΩςΫνϟʹؔ৺͕͋Δ