gateway

惊朝發表於2024-05-01
Gateway

1、所需依賴

<!--common-->
<dependency>
    <groupId>com.heima</groupId>
    <artifactId>hm-common</artifactId>
    <version>1.0.0</version>
</dependency>
<!--閘道器-->
<dependency>
    <groupId>org.springframework.cloud</groupId>
    <artifactId>spring-cloud-starter-gateway</artifactId>
</dependency>
<!--nacos discovery-->
<dependency>
    <groupId>com.alibaba.cloud</groupId>
    <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
</dependency>
<!--負載均衡-->
<dependency>
    <groupId>org.springframework.cloud</groupId>
    <artifactId>spring-cloud-starter-loadbalancer</artifactId>
</dependency>

2、所需配置

server:
  port: 8080
spring:
  application:
    name: gateway
  cloud:
    nacos:
      server-addr: 127.0.0.1:8848
    gateway:
      routes:
        - id: item # 路由規則id，自定義，唯一
          uri: lb://item-service # 路由的目標服務，lb代表負載均衡，會從註冊中心拉取服務列表
          predicates: # 路由斷言，判斷當前請求是否符合當前規則，符合則路由到目標服務
            - Path=/items/**,/search/** # 這裡是以請求路徑作為判斷規則
        - id: cart
          uri: lb://cart-service
          predicates:
            - Path=/carts/**
        - id: user
          uri: lb://user-service
          predicates:
            - Path=/users/**,/addresses/**
        - id: trade
          uri: lb://trade-service
          predicates:
            - Path=/orders/**
        - id: pay
          uri: lb://pay-service
          predicates:
            - Path=/pay-orders/**

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