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TimeFuzeアーキテクチャ構想 / The concept of TimeFuze Arc...
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Yuuki Tsubouchi (yuuk1)
December 23, 2017
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TimeFuzeアーキテクチャ構想 / The concept of TimeFuze Architecture
第1回ウェブシステムアーキテクチャ(WSA)研究会@京都
Yuuki Tsubouchi (yuuk1)
December 23, 2017
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Transcript
TimeFuzeΞʔΩςΫνϟߏ ͯͳ id:y_uuki / @y_uuk1 2017/12/23 ୈ1ճΣϒγεςϜΞʔΩςΫνϟ(WSA)ݚڀձ@ژ ॲཧͱσʔλͱλΠϚʔΛҰମԽͨ͠σʔλύΠϓϥΠϯ
id:y_uuki / @y_uuk1 Yuuki TSUBOUCHI https://yuuk.io/ ͯͳͷΣϒΦϖϨʔγϣϯΤϯδχΞ WSAݚڀձ ཧࣄ?෭ࠪ?
TimeFuze?
࣌ݶ৴ Time Fuze
ىരஔ+Րༀ+λΠϚʔ
ॲཧ+σʔλ+λΠϚʔ
TimeFuze ΞʔΩςΫνϟ
͘͡ 1. എܠͱత 2. TimeFuzeΞʔΩςΫνϟ 3. ߟ 4. Ή͢ͼ
1. എܠͱత
WebαʔϏεͷσʔλॲཧཁٻͷෳࡶԽ • ϦΫΤετʹରͯ͠HTMLͷϨεϙϯεΛฦ٫͢ΔҎ֎ ͷϫʔΫϩʔυͷଟ༷Խ͕ਐΜͰ͍Δ • ੑೳಛੑͷҟͳΔσʔλετΞͷซ༻ɺػցֶशʹΑ Δ࣌ؒपظͰͷେنͳσʔλॲཧΛٻΊΒΕ͍ͯΔ • εέʔϧ͍ͤ͢͞σʔλύΠϓϥΠϯॲཧ͕ඞཁ
ҰൠͷσʔλύΠϓϥΠϯ DataSource Data Destination όονॲཧ λΠϜεέδϡʔϥʔ ىಈ
ҰൠͷσʔλύΠϓϥΠϯͷ՝ • σʔλྔ૿େʹ͋ΘͤͨεέʔϦϯάӡ༻ͷ͠͞ • όονॲཧ్தͷΤϥʔॲཧͷ͠͞ • λΠϜεέδϡʔϥͦͷͷͷӡ༻ͷࡶ͞ • ࣮ߦසઃఆͷॊೈੑͷ͞
σʔλ λΠϚʔ σʔλͱॲཧͱλΠϚʔͷҰମԽϞσϧͷఏҊ ॲཧ DataSource σʔλ λΠϚʔ ॲཧ DataDestination
ҰൠͷσʔλύΠϓϥΠϯͷ՝ͷղܾ • σʔλྔ૿େʹ͋ΘͤͨεέʔϦϯάӡ༻ͷ͠͞ • ࠷ॳ͔ΒฒߦॲཧΛલఏͱͨ͠ΞʔΩςΫνϟͰղܾ • όονॲཧ్தͷΤϥʔॲཧͷ͠͞ • όονॲཧͰͳ͘Ϩίʔυ୯ҐͰδϣϒఆٛͰղܾ •
λΠϜεέδϡʔϥͦͷͷͷӡ༻ͷࡶ͞ • σʔλετΞͷTTLʹΑΓεέδϡʔϥϗετ͕ෆཁ • ࣮ߦසઃఆͷॊೈੑͷ͞ • λΠϚʔઃఆͷཻΛϨίʔυ୯ҐͰઃఆ͢Δ͜ͱͰղܾ
http://blog.yuuk.io/entry/the-rebuild-of-tsdb-on-cloud
֊ܕσʔλετΞߏͷ࣌ܥྻσʔλϕʔε ΠϯϝϞϦ DB ΦϯσΟεΫ DB ΦϒδΣΫτ ετϨʔδ ৽ ݹ ߴ
҆
֊ܕσʔλετΞͷ͍͠ͱ͜Ζͱղܾ • σʔλετΞؒͷσʔλҠಈύΠϓϥΠϯͷεέʔϥϏ ϦςΟ • ಛఆͷϨίʔυͷΈɺσʔλετΞҠಈλΠϛϯάΛ੍ ޚ͢Δ • ͜ΕΒΛTimeFuzeΞʔΩςΫνϟʹΑΓղܾ •
DynamoDBͷTTLͱLambda TriggerʹΑΔ࣮
ͦͷଞͷTimeFuzeͷద༻ΞϓϦέʔγϣϯྫ • ࣌ܥྻσʔλҟৗݕͷֶशϞσϧͷఆظߋ৽ • Ϛϧνςφϯτڥʹ͓͚ΔେنͳSSL/TLSূ໌ॻߋ ৽
2. TimeFuzeΞʔΩςΫνϟ
1. insert DataSource record Data TTL DataDestination Trigger Other API/DataStore
record 2. expire 3. insert or update
TimeFuzeͷϝϦοτ • ฒߦॲཧΛલఏͱͨ͠ΞʔΩςΫνϟͰ͋Δ͜ͱ • Τϥʔ͔Βͷճ෮ॲཧ͕༰қͰ͋Δ͜ͱ • λΠϜεέδϡʔϥͱόονॲཧͷͨΊͷϗετ͘͠ Ϋϥελͷߏஙɾӡ༻͕ෆཁͰ͋Δ͜ͱ • Ϩίʔυ୯ҐλΠϚʔʹΑΓɺδϣϒͷ࣮ߦසΛϨίʔ
υ୯ҐͰௐՄೳͰ͋Δ͜ͱ
AWSʹΑΔ࣮
DynamoDB TTL + Lambda Trigger • DynamoDB: ϑϧϚωʔδυܕͷNoSQLσʔλϕʔε αʔϏεɻTTLΛαϙʔτ͍ͯ͠Δɻ •
Lambda: ΠϕϯτൃՐΛܖػʹFunctionΛݺͼग़ͤΔ • DynamoDB্ͷϨίʔυʹର͢ΔTTLظݶΕΠϕϯτ ΛܖػʹɺLambda FunctionΛτϦΨʔͱ࣮ͯ͠ߦ
1. insert DynamoDB record Data TTL DynamoDB,S3,… Lambda Other API/DataStore
record 2. expire 3. insert or update
ΦϯϓϨϛεڥͰͷ࣮
Redis Keyspace௨ + ϝοηʔδΩϡʔ • RedisͷKeyspace௨ػೳʹΑΓTTLΠϕϯτΛߪಡͰ͖ Δ • ͨͩ͠ɺ҆શͳτϦΨʔॲཧͷͨΊʹɺߪಡͨ͠Πϕϯ τΛϝοηʔδΩϡʔʹΑΓӬଓԽ͢Δඞཁ͕͋Δ
• ݴޠΘͣར༻͍͢͠ϝοηʔδΩϡʔͱͯ͠ Fireworq͕͋Δ
TimeFuzeͷ ۩ମతͳΞϓϦέʔγϣϯ ͷద༻
࣌ܥྻσʔλͷҟৗݕ • ऩूͨ͠ϝτϦοΫܥྻʹରͯ͠ɺֶशϞσϧΛߏங • ৽نϝτϦοΫͷରԠͷͨΊϞσϧΛఆظతʹߋ৽͢Δ • ଞͷσʔλετΞʹҠಈ͢ΔΘ͚Ͱͳ͘ɺDataSource ͱDataDestinationಉҰͷσʔλετΞΛར༻ • ֶ֤शϞσϧͷϨίʔυʹTTLΛઃఆ͠ɺTriggerͰֶश
ॲཧޙɺϞσϧΛߋ৽͢Δ
1. insert DataSource record Metric TTL Trigger ࣌ܥྻ σʔλϕʔε 2.
expire 3. update ֶशॲཧ
େنSSL/TLSূ໌ॻཧ • ϒϩάαʔϏεͳͲͰେྔͷSSL/TLSূ໌ॻΛཧ͠ɺ ϲ݄͝ͱʹߋ৽͢Δέʔε • ূ໌ॻΛσʔλϕʔεʹ֨ೲ͠ಈతऔಘ͢ΔΞʔΩςΫ νϟΛલఏͱ͢Δ • ֤υϝΠϯʹର͢Δূ໌ॻϨίʔυʹTTLΛઃఆ͠ɺ Trigger͕ূ໌ॻΛ࠶औಘ͠ɺDataDestination্ॻ͖
1. insert DataSource record ূ໌ॻ TTL Trigger Let’s Encrypt 2.
expire 3. update ূ໌ॻ ߋ৽ॲཧ
3. ߟ
TimeFuzeͷσϝϦοτ • ΞʔΩςΫνϟϨϕϧ • DataSource্ͷෳͷϨίʔυΛϚʔδ͢ΔॲཧΛͮ͠Β͍ • ࣮Ϩϕϧ • Ұ࣌తʹϨίʔυ͕আ͞ΕΔͨΊɺσʔλͷҰ؏ੑͷ ͕ඞཁ
• TTLظݶ͔Βআॲཧ։࢝·ͰͷσΟϨΠ͕࣌ؒϕετΤ ϑΥʔτͳͨΊɺִ࣌ؒؒ
TimeFuzeͷσϝϦοτղܾҊ • TTLΛར༻ͤͣɺTime to EventػೳΛσʔλετΞʹ ΈࠐΉ • Time to Eventػೳઃఆͨ࣌͠ࠁΛܦաͨ͠Πϕϯτ
ͷΈΛൃߦ͠ɺϨίʔυআ͠ͳ͍
4. Ή͢ͼ
Ή͢ͼ • εέʔϧ͍ͤ͢͞σʔλύΠϓϥΠϯΞʔΩςΫνϟ͕ WebαʔϏε։ൃʹٻΊΒΕ͍ͯΔ • ୯ҰͷλΠϜεέδϡʔϥʔʹΑΔσʔλύΠϓϥΠϯͷ ՝ΛɺσʔλͱॲཧͱλΠϚʔͷҰମԽʹΑΓղܾ͢Δ ख๏ΛఏҊͨ͠ • ࣮ͷʹΑΓɺݱஈ֊Ͱ࣮ӡ༻͢ΔͨΊʹΞϓϦέʔ
γϣϯͷ͕ඞཁͱͳΔ
ࠓޙͷऔΓΈ • طଘͷఆظσʔλύΠϓϥΠϯͷ՝ΛαʔϕΠ͠ཧ • طଘσʔλετΞ࣮ͷTTLσΟϨΠ࣌ؒͷௐࠪ • طଘͷσʔλετΞͷTime to EventͷΈࠐΈ
ࣗੑͷ͋ΔσʔλॲཧͷՄೳੑ • VM => ίϯςφ, ίϯςφ => εϨου • σʔλϕʔε
=> ςʔϒϧ, ςʔϒϧ => σʔλϨίʔυ
SRE/ΦϖϨʔγϣϯΤϯδχΞͷઓ • TimeFuzeͷΑ͏ͳσʔλॲཧΞʔΩςΫνϟΛࣄʹ͍ͯ͠ͳ͍ • ۙͰ͍ͬͯΔ͜ͱɺΠϯϑϥετϥΫνϟࣗମͷมߋΛ࠷ େԽ͢Δࣄ • ج൫ͷந͕͕͋ΔʹͭΕɺSREͷࣄ͕ΑΓࣄۀʹۙ͘ͳ͍ͬͯ͘ • ࣄۀʹ͍ۙ΄ͲɺநԽ͕͘͠ͳΓج൫Ͱٵऩͮ͠Β͘ͳΔ
• ෳͷσʔλετΞΛ͏·͘׆༻ͨ͠ΓɺෳͷϫʔΫϩʔυΛ͏· ͍͍ͯ͘͘͞ΞʔΩςΫνϟʹؔ৺͕͋Δ