我要评论场景：
将所有请求转化为同一路径请求（方便穿网配置）在请求头内标识原来路径，然后在将请求分发给不同服务
alltoonegatewayfilterfactory
import lombok.getter;
import lombok.setter;
import lombok.extern.slf4j.slf4j;
import org.springframework.cloud.gateway.filter.gatewayfilter;
import org.springframework.cloud.gateway.filter.factory.abstractgatewayfilterfactory;
import org.springframework.http.server.reactive.serverhttprequest;
import org.springframework.stereotype.component;
@component
@slf4j
public class alltoonegatewayfilterfactory extends abstractgatewayfilterfactory<alltoonegatewayfilterfactory.config> {
public alltoonegatewayfilterfactory() {
super(config.class);
}
@override
public gatewayfilter apply(config config) {
return (exchange, chain) -> {
serverhttprequest request = exchange.getrequest();
request.geturi();
// 替换路径
string path = request.getpath().tostring();
serverhttprequest modifiedrequest = request.mutate().header(config.headername, path).path(config.gettopath()).build();
exchange = exchange.mutate().request(modifiedrequest).build();
log.info("alltoone: headers{{}:{}}, {} ---> {}", config.getheadername(),path, request.geturi(), modifiedrequest.geturi());
return chain.filter(exchange);
};
}
@setter
@getter
public static class config {
private string headername;
private string topath;
}
} spring:
cloud:
gateway:
httpclient:
ssl:
useinsecuretrustmanager: true
routes:
- id: alltoone_fnpt
uri: http://localhost:19982
predicates:
- path=/**
filters:
- name: alltoone
args:
headername: api-path
topath: /api/unified注意：1.类名必须以gatewayfilterfactory结尾否则会出现不识别 的情况
2.配置的filters -name 的值为类的前缀（截取gatewayfilterfactory之后的）
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