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Dante Cloud 在 Alibaba 环境下 Sentinel Gateway 配置模块

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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2020-2030 郑庚伟 ZHENGGENGWEI (码匠君),  Licensed under the AGPL License
 *
 * This file is part of Herodotus Engine.
 *
 * Herodotus Engine is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Herodotus Engine is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see .
 */

package cn.herodotus.engine.facility.gateway.autoconfigure;

import com.alibaba.csp.sentinel.adapter.gateway.sc.SentinelGatewayFilter;
import com.alibaba.csp.sentinel.adapter.gateway.sc.exception.SentinelGatewayBlockExceptionHandler;
import jakarta.annotation.PostConstruct;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.autoconfigure.AutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.context.annotation.Bean;
import org.springframework.core.Ordered;
import org.springframework.core.annotation.Order;
import org.springframework.http.codec.ServerCodecConfigurer;
import org.springframework.web.reactive.result.view.ViewResolver;

import java.util.List;

/**
 * Description: 基础设置自动配置 
 *
 * @author : gengwei.zheng
 * @date : 2022/2/5 19:09
 */
@AutoConfiguration
public class FacilityGatewayAutoConfiguration {

    private static final Logger log = LoggerFactory.getLogger(FacilityGatewayAutoConfiguration.class);

    private final List viewResolvers;
    private final ServerCodecConfigurer serverCodecConfigurer;

    public FacilityGatewayAutoConfiguration(List viewResolvers, ServerCodecConfigurer serverCodecConfigurer) {
        this.viewResolvers = viewResolvers;
        this.serverCodecConfigurer = serverCodecConfigurer;
    }

    @PostConstruct
    public void postConstruct() {
        log.info("[Herodotus] |- Module [Facility Gateway Starter] Auto Configure.");
    }

    @Bean
    @Order(Ordered.HIGHEST_PRECEDENCE)
    public SentinelGatewayBlockExceptionHandler sentinelGatewayBlockExceptionHandler() {
        // Register the block exception handler for Spring Cloud Gateway.
        return new SentinelGatewayBlockExceptionHandler(viewResolvers, serverCodecConfigurer);
    }

    @Bean
    @ConditionalOnMissingBean(SentinelGatewayFilter.class)
    public SentinelGatewayFilter sentinelGatewayFilter() {
        return new SentinelGatewayFilter();
    }
}