2021-06-05

gateway 跨域问题解决方案

1.写个配置类CorsConfig (如果不行,可以不写此类,和springcloud的版本有关)

package net.youqu.micro.service.config;import org.springframework.context.annotation.Bean;import org.springframework.context.annotation.Configuration;import org.springframework.web.cors.CorsConfiguration;import org.springframework.web.cors.reactive.CorsWebFilter;import org.springframework.web.cors.reactive.UrlBasedCorsConfigurationSource;import org.springframework.web.util.pattern.PathPatternParser;/** * description: * java项目www.fhadmin.org */@Configurationpublic class CorsConfig { @Bean public CorsWebFilter corsFilter() {  CorsConfiguration config = new CorsConfiguration();  config.addAllowedMethod("*");  config.addAllowedOrigin("*");  config.addAllowedHeader("*");  UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource(new PathPatternParser());  source.registerCorsConfiguration("/**", config);  return new CorsWebFilter(source); }}

2. 配置 application.properties 方式

#--------gateway配置--------#跨域配置spring.cloud.gateway.globalcors.corsConfigurations.[/**].allowedOrigins=*spring.cloud.gateway.globalcors.corsConfigurations.[/**].allowedHeaders=*spring.cloud.gateway.globalcors.corsConfigurations.[/**].allowedMethods=*spring.cloud.gateway.globalcors.corsConfigurations.[/**].allowCredentials=true

yaml 方式

spring: cloud: gateway:  globalcors:  corsConfigurations:   '[/**]':   allowCredentials: true   allowedHeaders: '*'   allowedMethods: '*'   allowedOrigins: '*'

 一:springcloud服务 --------------------------------------www.fhadmin.org------------------------
1.nacos 阿里注册中心:官方eureka停止更新,目前比较好的取代者就是nacos
2.zipkin 跟踪服务:分布式跟踪日志,基于内存存储记录
3.gateway 网关路由服务:分发请求,统一管理过滤,结合 ribbon 负载均衡、feign服务调用
4.springboot-admin 监控中心服务:统一界面管理,查看各个服务运行状态 actuator健康检查
5.sentinel 高可用流量管理框架:以流量为切入点,限流、流量整形、熔断降级、系统负载保护、热点防护









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1.写个配置类CorsConfig(如果不行,可以不写此类,和springcloud的版本有关)packagenet.youqu.micro.service.config;importorg.springframework.context.annotation.Bean;importorg.springframework.context.annotation.Configuration;impor
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