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TimeFuzeアーキテクチャ構想 / The concept of TimeFuze Architecture - Speaker Deck
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
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ҰൠͷσʔλύΠϓϥΠϯͷ՝ͷղܾ • σʔλྔ૿େʹ͋ΘͤͨεέʔϦϯάӡ༻ͷ͠͞ • ࠷ॳ͔ΒฒߦॲཧΛલఏͱͨ͠ΞʔΩςΫνϟͰղܾ • όονॲཧ్தͷΤϥʔॲཧͷ͠͞ • όονॲཧͰͳ͘Ϩίʔυ୯ҐͰδϣϒఆٛͰղܾ •
λΠϜεέδϡʔϥͦͷͷͷӡ༻ͷࡶ͞ • σʔλετΞͷTTLʹΑΓεέδϡʔϥϗετ͕ෆཁ • ࣮ߦසઃఆͷॊೈੑͷ͞ • λΠϚʔઃఆͷཻΛϨίʔυ୯ҐͰઃఆ͢Δ͜ͱͰղܾ -
֊ܕσʔλετΞͷ͍͠ͱ͜Ζͱղܾ • σʔλετΞؒͷσʔλҠಈύΠϓϥΠϯͷεέʔϥϏ ϦςΟ • ಛఆͷϨίʔυͷΈɺσʔλετΞҠಈλΠϛϯάΛ੍ ޚ͢Δ • ͜ΕΒΛTimeFuzeΞʔΩςΫνϟʹΑΓղܾ •
DynamoDBͷTTLͱLambda TriggerʹΑΔ࣮ -
1. insert DataSource record Data TTL DataDestination Trigger Other API/DataStore
record 2. expire 3. insert or update -
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 -
Redis Keyspace௨ + ϝοηʔδΩϡʔ • RedisͷKeyspace௨ػೳʹΑΓTTLΠϕϯτΛߪಡͰ͖ Δ • ͨͩ͠ɺ҆શͳτϦΨʔॲཧͷͨΊʹɺߪಡͨ͠Πϕϯ τΛϝοηʔδΩϡʔʹΑΓӬଓԽ͢Δඞཁ͕͋Δ
• ݴޠΘͣར༻͍͢͠ϝοηʔδΩϡʔͱͯ͠ Fireworq͕͋Δ -
1. insert DataSource record Metric TTL Trigger ࣌ܥྻ σʔλϕʔε 2.
expire 3. update ֶशॲཧ -
1. insert DataSource record ূ໌ॻ TTL Trigger Let’s Encrypt 2.
expire 3. update ূ໌ॻ ߋ৽ॲཧ -
TimeFuzeͷσϝϦοτ • ΞʔΩςΫνϟϨϕϧ • DataSource্ͷෳͷϨίʔυΛϚʔδ͢ΔॲཧΛͮ͠Β͍ • ࣮Ϩϕϧ • Ұ࣌తʹϨίʔυ͕আ͞ΕΔͨΊɺσʔλͷҰ؏ੑͷ ͕ඞཁ
• TTLظݶ͔Βআॲཧ։࢝·ͰͷσΟϨΠ͕࣌ؒϕετΤ ϑΥʔτͳͨΊɺִ࣌ؒؒ -
ࣗੑͷ͋ΔσʔλॲཧͷՄೳੑ • VM => ίϯςφ, ίϯςφ => εϨου • σʔλϕʔε
=> ςʔϒϧ, ςʔϒϧ => σʔλϨίʔυ -
SRE/ΦϖϨʔγϣϯΤϯδχΞͷઓ • TimeFuzeͷΑ͏ͳσʔλॲཧΞʔΩςΫνϟΛࣄʹ͍ͯ͠ͳ͍ • ۙͰ͍ͬͯΔ͜ͱɺΠϯϑϥετϥΫνϟࣗମͷมߋΛ࠷ େԽ͢Δࣄ • ج൫ͷந͕͕͋ΔʹͭΕɺSREͷࣄ͕ΑΓࣄۀʹۙ͘ͳ͍ͬͯ͘ • ࣄۀʹ͍ۙ΄ͲɺநԽ͕͘͠ͳΓج൫Ͱٵऩͮ͠Β͘ͳΔ
• ෳͷσʔλετΞΛ͏·͘׆༻ͨ͠ΓɺෳͷϫʔΫϩʔυΛ͏· ͍͍ͯ͘͘͞ΞʔΩςΫνϟʹؔ৺͕͋Δ