Spring Cloud Gateway网关路由配置
<div>Spring Cloud Gateway 配置使用 lb:// 协议时，需依赖以下组件：</div><div>
<h3 id="BGLy-1761464719890">核心依赖</h3>
<div>Spring Cloud Gateway 依赖</div>
<div>需添加 spring-cloud-starter-gateway 依赖，用于启用网关功能。 </div>
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<pre><span style="color: rgba(0, 0, 255, 1)"><</span><span style="color: rgba(128, 0, 0, 1)">dependency</span><span style="color: rgba(0, 0, 255, 1)">></span>
<span style="color: rgba(0, 0, 255, 1)"><</span><span style="color: rgba(128, 0, 0, 1)">groupId</span><span style="color: rgba(0, 0, 255, 1)">></span>org.springframework.cloud<span style="color: rgba(0, 0, 255, 1)"></</span><span style="color: rgba(128, 0, 0, 1)">groupId</span><span style="color: rgba(0, 0, 255, 1)">></span>
<span style="color: rgba(0, 0, 255, 1)"><</span><span style="color: rgba(128, 0, 0, 1)">artifactId</span><span style="color: rgba(0, 0, 255, 1)">></span>spring-cloud-starter-gateway<span style="color: rgba(0, 0, 255, 1)"></</span><span style="color: rgba(128, 0, 0, 1)">artifactId</span><span style="color: rgba(0, 0, 255, 1)">></span>
<span style="color: rgba(0, 0, 255, 1)"></</span><span style="color: rgba(128, 0, 0, 1)">dependency</span><span style="color: rgba(0, 0, 255, 1)">></span></pre>
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<h3 id="eQJ1-1761464770203">服务注册中心依赖</h3>
<div>若使用 lb:// 格式（即服务发现模式），需引入服务注册中心组件，例如Nacos 或 Eureka 的 Spring Cloud 启动器：</div>
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<pre><span style="color: rgba(0, 0, 255, 1)"><</span><span style="color: rgba(128, 0, 0, 1)">dependency</span><span style="color: rgba(0, 0, 255, 1)">></span>
<span style="color: rgba(0, 0, 255, 1)"><</span><span style="color: rgba(128, 0, 0, 1)">groupId</span><span style="color: rgba(0, 0, 255, 1)">></span>com.alibaba.cloud<span style="color: rgba(0, 0, 255, 1)"></</span><span style="color: rgba(128, 0, 0, 1)">groupId</span><span style="color: rgba(0, 0, 255, 1)">></span>
<span style="color: rgba(0, 0, 255, 1)"><</span><span style="color: rgba(128, 0, 0, 1)">artifactId</span><span style="color: rgba(0, 0, 255, 1)">></span>spring-cloud-starter-alibaba-nacos-discovery<span style="color: rgba(0, 0, 255, 1)"></</span><span style="color: rgba(128, 0, 0, 1)">artifactId</span><span style="color: rgba(0, 0, 255, 1)">></span>
<span style="color: rgba(0, 0, 255, 1)"></</span><span style="color: rgba(128, 0, 0, 1)">dependency</span><span style="color: rgba(0, 0, 255, 1)">></span></pre>
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<h3 id="taxj-1761464785153">负载均衡器依赖</h3>
<div>需引入 spring-cloud-starter-loadbalancer 依赖，用于实现服务发现和负载均衡：</div>
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<pre><span style="color: rgba(0, 0, 255, 1)"><</span><span style="color: rgba(128, 0, 0, 1)">dependency</span><span style="color: rgba(0, 0, 255, 1)">></span>
<span style="color: rgba(0, 0, 255, 1)"><</span><span style="color: rgba(128, 0, 0, 1)">groupId</span><span style="color: rgba(0, 0, 255, 1)">></span>org.springframework.cloud<span style="color: rgba(0, 0, 255, 1)"></</span><span style="color: rgba(128, 0, 0, 1)">groupId</span><span style="color: rgba(0, 0, 255, 1)">></span>
<span style="color: rgba(0, 0, 255, 1)"><</span><span style="color: rgba(128, 0, 0, 1)">artifactId</span><span style="color: rgba(0, 0, 255, 1)">></span>spring-cloud-starter-loadbalancer<span style="color: rgba(0, 0, 255, 1)"></</span><span style="color: rgba(128, 0, 0, 1)">artifactId</span><span style="color: rgba(0, 0, 255, 1)">></span>
<span style="color: rgba(0, 0, 255, 1)"></</span><span style="color: rgba(128, 0, 0, 1)">dependency</span><span style="color: rgba(0, 0, 255, 1)">></span></pre>
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<h3 id="Psiv-1761464803441">配置要求</h3>
<div>服务发现配置：确保 Nacos/Eureka 等服务注册中心已正确配置，且服务已注册。 </div>
<div>路由配置示例：</div>
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<pre><span style="color: rgba(0, 0, 0, 1)"># Tomcat
server:
port: 8080
# Spring
spring:
application:
# 应用名称
name: test-gateway
profiles:
# 环境配置
active: dev
cloud:
nacos:
discovery:
# 服务注册地址
server-addr: 127.0.0.1:8848
gateway:
routes:
# 系统模块
- id: test-system
uri: lb://test-system
predicates:
- Path=/system/**
filters:
- StripPrefix=1</span></pre>
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<div> </div>
<div>技术博主：AlanLee</div>
<div>博客地址：http://www.cnblogs.com/AlanLee</div>
<div>GitHub地址：https://github.com/AlanLee-Java</div>
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来源：https://www.cnblogs.com/AlanLee/p/19166931
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