{"id":35120,"date":"2023-05-28T11:30:41","date_gmt":"2023-05-28T02:30:41","guid":{"rendered":"https:\/\/8gfg.shop\/blog\/?p=35120"},"modified":"2023-05-28T11:30:41","modified_gmt":"2023-05-28T02:30:41","slug":"building-resilient-microservices-with-spring-cloud-resilience4j","status":"publish","type":"post","link":"https:\/\/8gfg.shop\/blog\/development\/building-resilient-microservices-with-spring-cloud-resilience4j","title":{"rendered":"Building Resilient Microservices with Spring Cloud Resilience4j"},"content":{"rendered":"

Building Resilient Microservices with Spring Cloud Resilience4j<\/h1>\n

\ub9c8\uc774\ud06c\ub85c\uc11c\ube44\uc2a4 \uc544\ud0a4\ud14d\ucc98\ub294 \ubaa8\ub180\ub9ac\uc2dd \uc544\ud0a4\ud14d\ucc98\uc758 \ubb38\uc81c\uc810\uc744 \ud574\uacb0\ud558\uae30 \uc704\ud55c \ubc29\ubc95\uc73c\ub85c \uc778\uae30\ub97c \uc5bb\uc5c8\uc2b5\ub2c8\ub2e4. \ud558\uc9c0\ub9cc, \uc774\ub7ec\ud55c \uc544\ud0a4\ud14d\ucc98\ub294 \uc5ec\ub7ec \ub9c8\uc774\ud06c\ub85c\uc11c\ube44\uc2a4\uac04\uc758 \uc758\uc874\uc131\uc744 \uac00\uc9c0\uace0 \uc788\uae30 \ub54c\ubb38\uc5d0 \uc804\uccb4 \uc2dc\uc2a4\ud15c\uc758 \uc548\uc815\uc131\uacfc \uc131\ub2a5\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 Circuit Breaker \ubc0f Retry \uba54\ucee4\ub2c8\uc998\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \uc774\ubc88 \uae00\uc5d0\uc11c\ub294 Spring Cloud Resilience4j\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub9c8\uc774\ud06c\ub85c\uc11c\ube44\uc2a4\uc758 \uc548\uc815\uc131\uacfc \uc131\ub2a5\uc744 \uac1c\uc120\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc54c\uc544\ubcfc \uac83\uc785\ub2c8\ub2e4.<\/p>\n

Spring Cloud Resilience4j\ub97c \ud65c\uc6a9\ud55c \ud0c4\ub825\uc801\uc778 \ub9c8\uc774\ud06c\ub85c\uc11c\ube44\uc2a4 \uad6c\ucd95<\/h2>\n

Spring Cloud Resilience4j\ub294 Spring Boot\ub97c \uc0ac\uc6a9\ud558\uc5ec Circuit Breaker, Retry, Rate Limiter \ubc0f Bulkhead\ub97c \uc27d\uac8c \uad6c\ud604\ud560 \uc218 \uc788\ub3c4\ub85d \uc9c0\uc6d0\ud558\ub294 \ub77c\uc774\ube0c\ub7ec\ub9ac\uc785\ub2c8\ub2e4. \uc774 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub294 Netflix\uc758 Hystrix \ub77c\uc774\ube0c\ub7ec\ub9ac\uc640 \ube44\uc2b7\ud55c \uae30\ub2a5\uc744 \uc81c\uacf5\ud558\uc9c0\ub9cc, \uc131\ub2a5\uacfc \uc548\uc815\uc131 \uba74\uc5d0\uc11c \ub354 \ub098\uc740 \uacb0\uacfc\ub97c \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n

Resilience4j\ub294 Configuration\uacfc Decorator \ud328\ud134\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc27d\uac8c \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. Configuration\uc740 Circuit Breaker, Retry, Rate Limiter, Bulkhead \ub4f1\uc758 \uc124\uc815\uc744 \ub2f4\ub2f9\ud558\uba70, Decorator\ub294 \uc774\ub7ec\ud55c \uc124\uc815\uc744 \uae30\ubc18\uc73c\ub85c Circuit Breaker, Retry, Rate Limiter, Bulkhead \ub4f1\uc758 \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n

Resilience4j\ub97c \uc0ac\uc6a9\ud558\uba74 \ub9c8\uc774\ud06c\ub85c\uc11c\ube44\uc2a4\uc758 \uc548\uc815\uc131\uacfc \uc131\ub2a5\uc744 \uac1c\uc120\ud558\ub294 \ub370 \ud544\uc694\ud55c \ub2e4\uc591\ud55c \uae30\ub2a5\uc744 \uc27d\uac8c \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\uc81c Resilience4j\ub97c \uc774\uc6a9\ud55c Circuit Breaker \ubc0f Retry \uba54\ucee4\ub2c8\uc998\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n

Resilience4j\ub97c \uc774\uc6a9\ud55c Circuit Breaker \ubc0f Retry \uba54\ucee4\ub2c8\uc998 \uad6c\ud604<\/h2>\n

Circuit Breaker\ub294 \uc77c\uc815 \uc2dc\uac04 \ub3d9\uc548 \uc2e4\ud328\ud55c \uc694\uccad\uc744 \ucc28\ub2e8\ud558\uace0, \uc77c\uc815 \uc2dc\uac04\uc774 \uc9c0\ub098\uba74 \ub2e4\uc2dc \uc694\uccad\uc744 \ud5c8\uc6a9\ud558\ub294 \uba54\ucee4\ub2c8\uc998\uc785\ub2c8\ub2e4. Resilience4j\ub97c \uc0ac\uc6a9\ud558\uc5ec Circuit Breaker\ub97c \uad6c\ud604\ud558\ub824\uba74 \ub2e4\uc74c\uacfc \uac19\uc740 \ub2e8\uacc4\ub97c \ub530\ub985\ub2c8\ub2e4.<\/p>\n

    \n
  1. Configuration \uc0dd\uc131<\/li>\n<\/ol>\n
    @Bean\npublic Customizer&lt;Resilience4jConfigBuilder> defaultCustomizer() {\n  return configBuilder -> configBuilder.timeLimiterConfig(\n    TimeLimiterConfig.custom().timeoutDuration(Duration.ofSeconds(4)).build())\n    .circuitBreakerConfig(CircuitBreakerConfig.custom()\n    .failureRateThreshold(50)\n    .waitDurationInOpenState(Duration.ofSeconds(2))\n    .build());\n}<\/code><\/pre>\n
      \n
    1. Circuit Breaker \uc0dd\uc131<\/li>\n<\/ol>\n
      @Bean\npublic CircuitBreakerRegistry circuitBreakerRegistry() {\n  return CircuitBreakerRegistry.ofDefaults();\n}\n\n@Bean\npublic CircuitBreaker circuitBreaker(CircuitBreakerRegistry registry) {\n  return registry.circuitBreaker(\"backendName\");\n}<\/code><\/pre>\n
        \n
      1. Circuit Breaker \uc801\uc6a9<\/li>\n<\/ol>\n
        @Service\npublic class MyService {\n  @Autowired\n  private CircuitBreaker circuitBreaker;\n\n  @CircuitBreaker(name = \"backendName\")\n  public String myServiceMethod() {\n    \/\/ do something\n  }\n}<\/code><\/pre>\n
        Retry\ub294 \uc77c\uc815 \ud69f\uc218\ub9cc\ud07c \uc694\uccad\uc744 \ubc18\ubcf5\ud558\ub294 \uba54\ucee4\ub2c8\uc998\uc785\ub2c8\ub2e4. Resilience4j\ub97c \uc0ac\uc6a9\ud558\uc5ec Retry\ub97c \uad6c\ud604\ud558\ub824\uba74 \ub2e4\uc74c\uacfc \uac19\uc740 \ub2e8\uacc4\ub97c \ub530\ub985\ub2c8\ub2e4.<\/p>\n
          \n
        1. Configuration \uc0dd\uc131<\/li>\n<\/ol>\n
          @Bean\npublic Customizer&lt;RetryConfigBuilder> defaultCustomizer() {\n  return configBuilder -> configBuilder.maxAttempts(3)\n    .waitDuration(Duration.ofMillis(500))\n    .retryExceptions(IOException.class, TimeoutException.class);\n}<\/code><\/pre>\n
            \n
          1. Retry \uc0dd\uc131<\/li>\n<\/ol>\n
            @Bean\npublic RetryRegistry retryRegistry() {\n  return RetryRegistry.ofDefaults();\n}\n\n@Bean\npublic Retry retry(RetryRegistry registry) {\n  return registry.retry(\"backendName\");\n}<\/code><\/pre>\n
              \n
            1. Retry \uc801\uc6a9<\/li>\n<\/ol>\n
              @Service\npublic class MyService {\n  @Autowired\n  private Retry retry;\n\n  @Retry(name = \"backendName\")\n  public String myServiceMethod() {\n    \/\/ do something\n  }\n}<\/code><\/pre>\n
              Resilience4j\ub97c \ud1b5\ud574 \ub9c8\uc774\ud06c\ub85c\uc11c\ube44\uc2a4\uc758 \uc548\uc815\uc131 \ubc0f \uc131\ub2a5 \uac1c\uc120 \ubc29\ubc95\uc5d0 \ub300\ud55c \ubd84\uc11d<\/h2>\n
              Resilience4j\ub97c \uc0ac\uc6a9\ud558\uba74 \ub9c8\uc774\ud06c\ub85c\uc11c\ube44\uc2a4\uc758 \uc548\uc815\uc131\uacfc \uc131\ub2a5\uc744 \uac1c\uc120\ud558\ub294 \ub2e4\uc591\ud55c \ubc29\ubc95\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. Circuit Breaker\uc640 Retry \uc678\uc5d0\ub3c4 Rate Limiter\uc640 Bulkhead \ub4f1\uc758 \uae30\ub2a5\uc744 \uc81c\uacf5\ud558\uba70, \ubaa8\ub4e0 \uae30\ub2a5\uc740 Configuration\uacfc Decorator \ud328\ud134\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc27d\uac8c \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
              Resilience4j\ub97c \uc0ac\uc6a9\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\uc740 \uc774\uc810\uc744 \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
                \n
              • Circuit Breaker\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc2e4\ud328\ud55c \uc694\uccad\uc744 \ucc28\ub2e8\ud558\uace0, \uc2dc\uc2a4\ud15c\uc758 \uc548\uc815\uc131\uc744 \uac1c\uc120\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
              • Retry\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc694\uccad\uc744 \ubc18\ubcf5\ud558\uace0, \uc2dc\uc2a4\ud15c\uc758 \uc131\ub2a5\uc744 \uac1c\uc120\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
              • Rate Limiter\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc694\uccad\uc758 \ucc98\ub9ac \uc18d\ub3c4\ub97c \uc81c\ud55c\ud558\uace0, \uc2dc\uc2a4\ud15c\uc758 \uc548\uc815\uc131\uc744 \uac1c\uc120\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
              • Bulkhead\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc694\uccad\uc758 \ucc98\ub9ac\ub7c9\uc744 \uc81c\ud55c\ud558\uace0, \uc2dc\uc2a4\ud15c\uc758 \uc548\uc815\uc131\uc744 \uac1c\uc120\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n
                Resilience4j\ub294 \ub2e4\uc591\ud55c \uae30\ub2a5\uc744 \uc81c\uacf5\ud558\uba70, \uc774\ub7ec\ud55c \uae30\ub2a5\uc744 \uc27d\uac8c \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c, Resilience4j\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub9c8\uc774\ud06c\ub85c\uc11c\ube44\uc2a4\uc758 \uc548\uc815\uc131\uacfc \uc131\ub2a5\uc744 \uac1c\uc120\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n
                \"resilience4j <\/p>\n
                \uacb0\ub860<\/h1>\n
                \uc774\ubc88 \uae00\uc5d0\uc11c\ub294 Spring Cloud Resilience4j\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub9c8\uc774\ud06c\ub85c\uc11c\ube44\uc2a4\uc758 \uc548\uc815\uc131\uacfc \uc131\ub2a5\uc744 \uac1c\uc120\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uc558\uc2b5\ub2c8\ub2e4. Resilience4j\ub294 Circuit Breaker, Retry, Rate Limiter \ubc0f Bulkhead \ub4f1\uc758 \uae30\ub2a5\uc744 \uc81c\uacf5\ud558\uba70, Configuration\uacfc Decorator \ud328\ud134\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc27d\uac8c \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uae30\ub2a5\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc2dc\uc2a4\ud15c\uc758 \uc548\uc815\uc131\uacfc \uc131\ub2a5\uc744 \uac1c\uc120\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"
                “Spring Cloud Resilience4j\ub85c \uac15\ub825\ud55c \ub9c8\uc774\ud06c\ub85c\uc11c\ube44\uc2a4 \uad6c\ucd95\ud558\uae30”\uc5d0 \ub300\ud55c \uae30\uc0ac \uc77c\ubd80\uc785\ub2c8\ub2e4. \uae30\uc220\uc801\uc778 \uc2a4\ud0c0\uc77c\uacfc \uc804\ubb38\uc801\uc778 \ud1a4\uc744 \uc720\uc9c0\ud574\uc57c\ud569\ub2c8\ub2e4. \ubb38\uc790 \uc218\ub294 40\uc5d0\uc11c 60 \uc0ac\uc774 \uc5ec\uc57c\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":12882,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1957],"tags":[5898,2080,2082,2105,2086,614,2156,5932],"class_list":["post-35120","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-development","tag-backend","tag-building","tag-cloud","tag-java","tag-microservices","tag-netflix","tag-spring","tag-spring-boot"],"acf":[],"_links":{"self":[{"href":"https:\/\/8gfg.shop\/blog\/wp-json\/wp\/v2\/posts\/35120","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/8gfg.shop\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/8gfg.shop\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/8gfg.shop\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/8gfg.shop\/blog\/wp-json\/wp\/v2\/comments?post=35120"}],"version-history":[{"count":1,"href":"https:\/\/8gfg.shop\/blog\/wp-json\/wp\/v2\/posts\/35120\/revisions"}],"predecessor-version":[{"id":35244,"href":"https:\/\/8gfg.shop\/blog\/wp-json\/wp\/v2\/posts\/35120\/revisions\/35244"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/8gfg.shop\/blog\/wp-json\/wp\/v2\/media\/12882"}],"wp:attachment":[{"href":"https:\/\/8gfg.shop\/blog\/wp-json\/wp\/v2\/media?parent=35120"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/8gfg.shop\/blog\/wp-json\/wp\/v2\/categories?post=35120"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/8gfg.shop\/blog\/wp-json\/wp\/v2\/tags?post=35120"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}