Spring BootユーザのためのArmeria入門 #jsug / Introduce to Armeria for Spring users

JSUG勉強会 2020年その6 LT大会！
https://jsug.doorkeeper.jp/events/109767

see also:
JSUG勉強会で「Spring BootユーザのためのArmeria入門」というタイトルでLTしました
https://matsumana.info/blog/2020/07/30/introduce-to-armeria-for-spring-users/

Transcript

1. Spring BootϢʔβͷͨΊͷArmeriaೖ໳ JSUGษڧձ 2020೥ͦͷ6 LTେձʂ 2020/07/30 @matsumana
2. ࣗݾ঺հ • ໊લɿ দ࡚ ֶ • ॴଐɿ LINE Fukuoka • Roleɿ SRE • Twitterɿ @matsumana • Springྺɿ 6೥൒͘Β͍ ʢॳΊͯͷSpring͸Spring Boot 1.0.0 RC or 0.5.0ͩͬͨͱࢥ͍·͢ʣ
3. Agenda • Armeriaೖ໳ • ArmeriaΛಋೖ͢Δྫͱͯ͠ɺSpring BootͰ࣮૷͞Εͨ αʔϏε΁ͷಋೖγφϦΦΛߟ͑ͯΈΔ
4. Armeriaೖ໳
5. ࢀߟࢿྉ • Official site: https://armeria.dev • GitHub repo: https://github.com/line/armeria • LINE DEVELOPER DAY 2019ͰͷTrustin͞Μͷηογϣϯ ʮArmeriaɿͲ͜Ͱ΋໾ཱͭϚΠΫϩαʔϏεϑϨʔϜϫʔΫʯ • https://linedevday.linecorp.com/jp/2019/sessions/D2-2 • https://youtu.be/lii7oNzAOx0 • https://speakerdeck.com/line_devday2019/armeria-a-microservice- framework-well-suited-everywhere
6. Features • Completely asynchronous and reactive (like Spring WebFlux) • HTTP/2 • Supports HTTP/2 on both TLS and cleartext connections • Integration with gRPC and Thrift • Features for building microservices • Circuit breaker, Client-side load-balancing, Service discovery(DNS etc), Distributed tracing(Zipkin integration), Metrics(with Micrometer), etc • Interactive web-based debug console (like Swagger) • Compatibility with existing Java EE web applications • etc
7. Example REST API server *Springͷػೳ͸DI·ΘΓ͚ͩ࢖ͬͯɺArmeriaͰAPIαʔόΛॻ͘ྫ
8. Example HTTP client (with Retrofit) *Retrofit͸ඞਢͰ͸͋Γ·ͤΜɻWebClientΛͦͷ··࢖͏ࣄ΋ग़དྷ·͢
9. Example gRPC server
10. Example gRPC server
11. Example gRPC client
12. ArmeriaΛಋೖ͢Δྫͱͯ͠ Spring BootͰ࣮૷͞ΕͨαʔϏε΁ͷ ಋೖγφϦΦΛߟ͑ͯΈΔ
13. طଘͷJavaΞϓϦʹArmeriaΛ૊ΈࠐΉ৔߹ • Armeria͸طଘͷJavaΞϓϦʹ૊ΈࠐΜͰҰॹʹ࢖͑·͢ • ৄ͘͠͸ɺLINE DEVELOPER DAY 2019ͰͷTrustin͞Μͷηογϣϯ ʮArmeriaɿͲ͜Ͱ΋໾ཱͭϚΠΫϩαʔϏεϑϨʔϜϫʔΫʯ Λࢀর͍ͯͩ͘͠͞ • https://linedevday.linecorp.com/jp/2019/sessions/D2-2
14. ϚΠΫϩαʔϏεΞʔΩςΫνϟ΁Ҡߦ͢Δ৔߹ • طʹSpring BootͰ࣮૷͞ΕͨαʔϏε͕͋ͬͯɺ ࠓޙϚΠΫϩαʔϏεΞʔΩςΫνϟʹҠߦ͍͖͍ͯͨ͠ ྫ) • ৽ػೳΛϚΠΫϩαʔϏεͱ࣮ͯ͠૷͍ͨ͠ or • طଘͷϞϊϦεΛϚΠΫϩαʔϏεʹ෼ׂ͍͖͍ͯͨ͠ • ϚΠΫϩαʔϏεؒͷ௨৴͸gRPCͰߦ͍͍ͨ
15. ϚΠΫϩαʔϏε΁ͷҠߦ ύλʔϯ1 • طଘͷϞϊϦε͕৽͍͠ϚΠΫϩαʔϏε΁ͷϧʔςΟϯάΛߦ͏ αϯϓϧιʔείʔυ https://github.com/matsumana/armeria-example-for-jsug
16. ϚΠΫϩαʔϏε΁ͷҠߦ ύλʔϯ2 • લஈʹAPI GatewayΛཱͯͯɺϧʔςΟϯά΍αʔϏεશମͷ ڞ௨ॲཧʢrate limiter, ೝূ, etcʣΛߦ͏ αϯϓϧιʔείʔυ https://github.com/matsumana/armeria-example-for-jsug
17. ͦͷଞͷαϯϓϧΞϓϦ • Official examples https://github.com/line/armeria/tree/master/examples • Armeriaͷ৭ʑͳػೳΛ࢖ͬͨαϯϓϧΞϓϦ https://github.com/matsumana/armeria-sandbox • Circuit Breaker, Client-side load balancing, Service discovery(Central Dogma based), Zipkin integration, Rate limiter, Automatic retry ͳͲؚ͕·Ε͍ͯ·͢
18. Thank you :)