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Kubernetes 1

Kubernetes 1 ๐Ÿ’ฟ ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ(๋งˆ์Šคํ„ฐ) https://startkubernetes.com/blog/k8s_master_and_worker_nodes kube-api-server ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ์‹œ์Šคํ…œ ์ปดํฌ๋„ŒํŠธ๋Š” ์˜ค์ง API ์„œ๋ฒ„์™€ ํ†ต์‹  ์ปดํฌ๋„ŒํŠธ๋ผ๋ฆฌ ์„œ๋กœ ์ง์ ‘ ํ†ต์‹ X ๋•Œ๋ฌธ์— etcd์™€ ํ†ต์‹ ํ•˜๋Š” ์œ ์ผํ•œ ์ปดํฌ๋„ŒํŠธ API ์„œ...

Kubernetes 0

Kubernetes 0 ๐Ÿ’ฟ ๋„์ปค ์ปจํ…Œ์ด๋„ˆ์™€ ๊ฐ€์ƒ๋จธ์‹  ๊ฐ€์ƒ๋จธ์‹ : ์šด์˜์ฒด์ œ ์œ„ํ—ค ํ•˜๋“œ์›จ์–ด๋ฅผ ์—๋ฎฌ๋ ˆ์ด์…˜ํ•˜๊ณ  ๊ทธ ์œ„์— ์šด์˜์ฒด์ œ๋ฅผ ์˜ฌ๋ฆฌ๊ณ  ํ”„๋กœ์„ธ์Šค๋ฅผ ์‹คํ–‰ ์ปจํ…Œ์ด๋„ˆ: ํ•˜๋“œ์›จ์–ด ์—๋ฎฌ๋ ˆ์ด์…˜ ์—†์ด ๋ฆฌ๋ˆ…์Šค ์ปค๋„์„ ๊ณต์œ ํ•ด์„œ ๋ฐ”๋กœ ํ”„๋กœ์„ธ์Šค๋ฅผ ์‹คํ–‰ $ docker version Client: Docker Engine - Community Versi...

Programming Skills 2

Programming Skills 2 ๐Ÿ’ฟ Serverless Baas ์™€ Faas์— ์˜์กดํ•˜๋Š” ์•„ํ‚คํ…์ฒ˜๋ฅผ Serverless() Bass: ์ž์ฃผ ํ•„์š”ํ•œ ์‚ฌ์šฉ์ž ๊ด€๋ฆฌ ๋ฐ ์ ‘์† ์ œ์–ด, ํ‘ธ์‹œ ์•Œ๋ฆผ, ๋ฐ์ดํ„ฐ ์ €์žฅ, ๋ˆ„๋ฆฌ ์†Œํ†ต๋ง ์„œ๋น„์Šค(SNS), ์œ„์น˜ ์„œ๋น„์Šค ๋“ฑ์˜ ๋ฐฑ์—”๋“œ ๊ธฐ๋Šฅ์„ ๊ตฌํ˜„ํ•˜๊ธฐ ์œ„ํ•ด ์ฝ”๋“œ๋ฅผ ์ง์ ‘ ๊ฐœ๋ฐœํ•ด์•ผ ํ•œ๋‹ค. ๊ทธ๋Ÿฌ๋‚˜ ์„œ๋น„์Šคํ˜• ๋ฐฑ์—”๋“œ(B...

Programming Skills 1

Programming Skills 1 ๐Ÿ’ฟ BackEnd ์ผ์˜ ๋ฒ”์œ„ ์‚ฌ์šฉ์ž์—๊ฒŒ ๋ณด์ด๋Š” ์›น ์–ดํ”Œ๋ฆฌ์ผ€์ด์…˜ ๊ฐœ๋ฐœ๋ฟ๋งŒ ์•„๋‹ˆ๋ผ ๋ฐ์ดํ„ฐ ๋ถ„์„์„ ์œ„ํ•œ ์—”์ง€๋‹ˆ์–ด๋ง, ๋ถ„์‚ฐ์‹œ์Šคํ…œ์ด๋‚˜ DBMS์™€ ๊ฐ™์€ ์ œํ’ˆ์„ ๋งŒ๋“œ๋Š” ๊ฐœ๋ฐœ์ž๋“ค๋„ ๋ฐฑ์—”๋“œ์— ์†ํ•จ ๊ทธ ๋Œ€์ƒ์ด๋‚˜ ํ•˜๋Š” ์ผ์ด ์ƒ๋Œ€์ ์œผ๋กœ ๋ชจํ˜ธ ์„œ๋ฒ„๊ด€๋ฆฌ DB๊ด€๋ฆฌ ํ”„๋ŸฐํŠธ์—”๋“œ ๊ฐœ...

Kafka Api

Kafka API ๐Ÿ’ฟ Kafka API Kafka API Kafka Producer API: directly producing data Kafka Connect Source API: bridging between a datastores we donโ€™t control and kafka KafkaStreams API/KSQL: A...

Apache Kafka 2

Apache Kafka 2 ๐Ÿ’ฟ ๋ธŒ๋กœ์ปค, ํด๋Ÿฌ์Šคํ„ฐ, ์ฃผํ‚คํผ ๋ธŒ๋กœ์ปค ํด๋ผ์ด์–ธํŠธ์™€ ๋ฐ์ดํ„ฐ๋ฅผ ์ฃผ๊ณ ๋ฐ›๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉํ•˜๋Š” ์ฃผ์ฒด์ด์ž, ๋ฐ์ดํ„ฐ๋ฅผ ๋ถ„์‚ฐ ์ €์žฅํ•˜์—ฌ ์žฅ์• ๊ฐ€ ๋ฐœ์ƒํ•˜๋”๋ผ๋„ ์•ˆ์ „ํ•˜๊ฒŒ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋„๋ก ๋„์™€์ฃผ๋Š” App ๋ฐ์ดํ„ฐ ์ €์žฅ, ์ „์†ก: ํ”„๋กœ๋“€์„œ๋กœ ๋ถ€ํ„ฐ ์ „๋‹ฌ๋œ ๋ฐ์ดํ„ฐ๋Š” ํŒŒ์ผ ์‹œ์Šคํ…œ์— ์ €์žฅ ๋˜๋ฉฐ ์ปจ์Šˆ๋จธ๊ฐ€ ๋ฐ์ดํ„ฐ๋ฅผ ์š”์ฒญํ•˜๋ฉด ํŒŒํ‹ฐ์…˜์— ์ €์žฅ๋œ ์ €...

Apache Kafka 1

Apache Kafka 1 ๐Ÿ’ฟ ์นดํ”„์นด์˜ ํƒ„์ƒ ์•„ํ‚คํ…์ณ๊ฐ€ ๊ฑฐ๋Œ€ํ•ด์ง€๊ณ  ์†Œ์Šค ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜๊ณผ ํƒ€๊นƒ App์˜ ๊ฐœ์ˆ˜๊ฐ€ ์ ์  ๋งŽ์•„์ง€๋ฉด์„œ ์„œ๋กœ๋ฅผ ์—ฐ๊ฒฐํ•˜๋Š” ํŒŒ์ดํ”„๋ผ์ธ์˜ ๊ฐœ์ˆ˜๊ฐ€ ๋งŽ์•„ ์กŒ๋‹ค. ๊ทธ๋Ÿฌใ…•๋ฉด์„œ ์†Œ์Šค์ฝ”๋“œ ๋ฐ ๋ฒ„์ „ ๊ด€๋ฆฌ์—์„œ ์ด์Šˆ๊ฐ€ ์ƒ๊ฒผ๋‹ค ๊ทธ๋ฆฌ๊ณ  ํƒ€๊นƒ App์— ์žฅ์• ๊ฐ€ ์ƒ๊ธธ ๊ฒฝ์šฐ ๊ทธ ์˜ํ–ฅ์ด ์†Œ์Šค App์— ๊ทธ๋Œ€๋กœ ์ „๋‹ฌ๋˜์—ˆ๋‹ค. ์ฆ‰ ํŒŒํŽธํ™”๋œ ๋ฐ์ดํ„ฐ ํŒŒ์ดํ”„๋ผ์ธ์€ ์น˜๋ช…...

Data Engineering Kafka

Data Engineering Kafka Pub-Sub ๋ชจ๋ธ์˜ ๋ฉ”์‹œ์ง€ ํ ๋ถ„์‚ฐํ™˜๊ฒฝ์— ํŠนํ™” ๐Ÿ’ฟ ๊ตฌ์„ฑ Event Producer์™€ Consumer๊ฐ€ ๋ฐ์ดํ„ฐ๋ฅผ ์ฃผ๊ณ  ๋ฐ›๋Š” ๋‹จ์œ„ Producer ๋ฐ์ดํ„ฐ๋ฅผ ๋ฐœ์ƒ์‹œํ‚ค๊ณ  ์นดํ”„์นด ํด๋Ÿฌ์Šคํ„ฐ(Kafka Cluster)์— ์ ์žฌํ•˜๋Š” ํ”„๋กœ์„ธ์Šค Kafka Cluster ...

SIY Spring Cloud Feign

SIY Spring Cloud Feign(RabbitMQ) ๐Ÿ’ฟ ๊ตฌ์„ฑ FeignClient: MSA ํ†ต์‹  Resilience4J Hystrics(CircuitBreaker): Circuit breaker ํŒจํ„ด์„ ์ž๋ฐ” ๊ธฐ๋ฐ˜์œผ๋กœ ์˜คํ”ˆ์†Œ์Šคํ™”ํ•œ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ Bulkhead RateLimiter ...

SIY Spring Cloud Config

SIY Spring Cloud Config(RabbitMQ) actuator๋ฅผ ํ†ตํ•ด ์›๊ฒฉ์—์„œ REST API๋ฅผ ํ†ตํ•ด ์„œ๋น„์Šค๋ฅผ Refresh ์‹œํ‚ฌ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ฆ‰ ์„ค์ •ํŒŒ์ผ์ด ๋ฐ”๋€Œ์—ˆ๋‹ค๊ณ  ํ”„๋กœ์ ํŠธ๋ฅผ ๋‹ค์‹œ ๋นŒ๋“œํ•  ํ•„์š”๊ฐ€ ์—†์–ด์กŒ์Šต๋‹ˆ๋‹ค. ๋˜ํ•œ, ์‹คํ–‰์ค‘์— ๋นŒ๋“œ, ๋ฐฐํฌ ์—†์ด ๋™์ ์œผ๋กœ ๋ณ€๊ฒฝ์‹œํ‚ฌ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๐Ÿ’ฟ ์ค€๋น„ RabbitMQ ์„ค์น˜ ...