前后端分离项目知识汇总（GateWay，Nacos配置中心，Jenkins自动化部署，项目总结）-1

package com.atguigu.gateway.filter;
/**
 * <p>
 * 全局Filter，统一处理会员登录与外部不允许访问的服务
 * </p>
 *
 * @author qy
 * @since 2019-11-21
 */
@Component
public class AuthGlobalFilter implements GlobalFilter, Ordered {
    private AntPathMatcher antPathMatcher = new AntPathMatcher();
    @Override
    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
        ServerHttpRequest request = exchange.getRequest();
        String path = request.getURI().getPath();
        //谷粒学院api接口，校验用户必须登录
        if(antPathMatcher.match("/api/**/auth/**", path)) {
            List<String> tokenList = request.getHeaders().get("token");
            if(null == tokenList) {
                ServerHttpResponse response = exchange.getResponse();
                return out(response);
            } else {
//                Boolean isCheck = JwtUtils.checkToken(tokenList.get(0));
//                if(!isCheck) {
                    ServerHttpResponse response = exchange.getResponse();
                    return out(response);
//                }
            }
        }
        //内部服务接口，不允许外部访问
        if(antPathMatcher.match("/**/inner/**", path)) {
            ServerHttpResponse response = exchange.getResponse();
            return out(response);
        }
        return chain.filter(exchange);
    }
    @Override
    public int getOrder() {
        return 0;
    }
    private Mono<Void> out(ServerHttpResponse response) {
        JsonObject message = new JsonObject();
        message.addProperty("success", false);
        message.addProperty("code", 28004);
        message.addProperty("data", "鉴权失败");
        byte[] bits = message.toString().getBytes(StandardCharsets.UTF_8);
        DataBuffer buffer = response.bufferFactory().wrap(bits);
        //response.setStatusCode(HttpStatus.UNAUTHORIZED);
        //指定编码，否则在浏览器中会中文乱码
        response.getHeaders().add("Content-Type", "application/json;charset=UTF-8");
        return response.writeWith(Mono.just(buffer));
    }
}