套路，脚手架，看一眼就行了，没啥技术含量
package com.tianji.gateway.filter; import com.tianji.authsdk.gateway.util.AuthUtil; import com.tianji.common.domain.R; import com.tianji.common.domain.dto.LoginUserDTO; import com.tianji.gateway.config.AuthProperties; import org.springframework.cloud.gateway.filter.GatewayFilterChain; import org.springframework.cloud.gateway.filter.GlobalFilter; import org.springframework.core.Ordered; import org.springframework.http.server.reactive.ServerHttpRequest; import org.springframework.stereotype.Component; import org.springframework.util.AntPathMatcher; import org.springframework.web.server.ServerWebExchange; import reactor.core.publisher.Mono; import java.util.List; import static com.tianji.auth.common.constants.JwtConstants.AUTHORIZATION_HEADER; import static com.tianji.auth.common.constants.JwtConstants.USER_HEADER; @Component public class AccountAuthFilter implements GlobalFilter, Ordered { private final AuthUtil authUtil; private final AuthProperties authProperties; private final AntPathMatcher antPathMatcher = new AntPathMatcher(); public AccountAuthFilter(AuthUtil authUtil, AuthProperties authProperties) { this.authUtil = authUtil; this.authProperties = authProperties; } @Override public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) { // 1.获取请求request信息 ServerHttpRequest request = exchange.getRequest(); String method = request.getMethodValue(); String path = request.getPath().toString(); String antPath = method + ":" + path; // 2.判断是否是无需登录的路径 if(isExcludePath(antPath)){ // 直接放行 return chain.filter(exchange); } // 3.尝试获取用户信息 List<String> authHeaders = exchange.getRequest().getHeaders().get(AUTHORIZATION_HEADER); String token = authHeaders == null ? "" : authHeaders.get(0); R<LoginUserDTO> r = authUtil.parseToken(token); // 4.如果用户是登录状态，尝试更新请求头，传递用户信息 if(r.success()){ exchange.mutate() .request(builder -> builder.header(USER_HEADER, r.getData().getUserId().toString())) .build(); } // 5.校验权限 authUtil.checkAuth(antPath, r); // 6.放行 return chain.filter(exchange); } private boolean isExcludePath(String antPath) { for (String pathPattern : authProperties.getExcludePath()) { if(antPathMatcher.match(pathPattern, antPath)){ return true; } } return false; } @Override public int getOrder() { return 1000; } }
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