update api-gateway

Author: macrozheng

api-gateway/src/main/java/com/macro/cloud/config/GatewayConfig.java

@@ -8,7 +8,7 @@
 /**
  * Created by macro on 2019/9/24.
  */
-@Configuration
+//@Configuration
 public class GatewayConfig {
 
  @Bean

api-gateway/src/main/java/com/macro/cloud/config/RedisRateLimiterConfig.java

@@ -10,10 +10,10 @@
  */
 @Configuration
 public class RedisRateLimiterConfig {
- @Bean
- KeyResolver userKeyResolver() {
- return exchange -> Mono.just(exchange.getRequest().getQueryParams().getFirst("username"));
- }
+// @Bean
+// KeyResolver userKeyResolver() {
+// return exchange -> Mono.just(exchange.getRequest().getQueryParams().getFirst("username"));
+// }
 
  @Bean
  public KeyResolver ipKeyResolver() {

api-gateway/src/main/resources/application-eureka.yml

@@ -7,8 +7,8 @@ spring:
  gateway:
  discovery:
  locator:
- enabled: true
- lower-case-service-id: true
+ enabled: true #开启从注册中心动态创建路由的功能
+ lower-case-service-id: true #使用小写服务名，默认是大写
 eureka:
  client:
  service-url:

api-gateway/src/main/resources/application-filter.yml

@@ -1,24 +1,26 @@
 server:
  port: 9201
 spring:
+ redis:
+ host: localhost
+ port: 6379
  cloud:
  gateway:
  routes:
- - id: retry_test
+ - id: retry_route
  uri: http://localhost:8201
  predicates:
  - Method=GET
  filters:
  - name: Retry
  args:
- retries: 1
- statuses: BAD_GATEWAY
+ retries: 1 #需要进行重试的次数
+ statuses: BAD_GATEWAY #返回哪个状态码需要进行重试，返回状态码为5XX进行重试
  backoff:
  firstBackoff: 10ms
  maxBackoff: 50ms
  factor: 2
  basedOnPreviousValue: false
-
 logging:
  level:
  org.springframework.cloud.gateway: debug