1. 统一包名修改

zt-gateway/Dockerfile

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+## AdoptOpenJDK 停止发布 OpenJDK 二进制，而 Eclipse Temurin 是它的延伸，提供更好的稳定性
+
+FROM 172.16.46.66:10043/base-service/eclipse-temurin:21-jre
+
+## 创建目录，并使用它作为工作目录
+RUN mkdir -p /cloud-gateway
+WORKDIR /cloud-gateway
+## 将后端项目的 Jar 文件，复制到镜像中
+COPY ./target/cloud-gateway.jar app.jar
+
+## 设置 TZ 时区
+## 设置 JAVA_OPTS 环境变量，可通过 docker run -e "JAVA_OPTS=" 进行覆盖
+ENV TZ=Asia/Shanghai JAVA_OPTS="-Xms512m -Xmx512m"
+
+## 暴露后端项目的 48080 端口
+EXPOSE 48080
+
+## 启动后端项目
+CMD java ${JAVA_OPTS} -Djava.security.egd=file:/dev/./urandom -jar app.jar

zt-gateway/pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>zt</artifactId>
+        <groupId>com.zt.plat</groupId>
+        <version>${revision}</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+    <artifactId>zt-gateway</artifactId>
+    <packaging>jar</packaging>
+
+    <name>${project.artifactId}</name>
+    <description>API 服务网关，基于 Spring Cloud Gateway 实现</description>
+    <url>https://github.com/YunaiV/cloud-cloud</url>
+
+    <dependencies>
+        <!-- 业务组件 -->
+        <dependency>
+            <groupId>com.zt.plat</groupId>
+            <artifactId>zt-module-system-api</artifactId>
+            <version>${revision}</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.springdoc</groupId>
+                    <artifactId>springdoc-openapi-webmvc-core</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+
+        <!-- Gateway 网关相关 -->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-gateway</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>com.github.xiaoymin</groupId> <!-- 接口文档 -->
+            <artifactId>knife4j-gateway-spring-boot-starter</artifactId>
+        </dependency>
+
+        <!-- RPC 远程调用相关 -->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-loadbalancer</artifactId>
+        </dependency>
+
+        <!-- Registry 注册中心相关 -->
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
+        </dependency>
+
+        <!-- Config 配置中心相关 -->
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-starter-alibaba-nacos-config</artifactId>
+        </dependency>
+
+        <!-- 监控相关 -->
+        <dependency>
+            <groupId>com.zt.plat</groupId>
+            <artifactId>zt-spring-boot-starter-monitor</artifactId>
+        </dependency>
+
+        <!-- 工具类相关 -->
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+        </dependency>
+    </dependencies>
+
+
+    <build>
+        <!-- 设置构建的 jar 包名 -->
+        <finalName>${project.artifactId}</finalName>
+        <plugins>
+            <!-- 打包 -->
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+                <version>${spring.boot.version}</version> <!-- 如果 spring.boot.version 版本修改，则这里也要跟着修改 -->
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>repackage</goal> <!-- 将引入的 jar 打入其中 -->
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

zt-gateway/src/main/java/com/zt/plat/gateway/GatewayServerApplication.java

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+package com.zt.plat.gateway;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class GatewayServerApplication {
+
+    public static void main(String[] args) {
+        // 启动 Spring Boot 应用
+        SpringApplication.run(GatewayServerApplication.class, args);
+    }
+
+}

zt-gateway/src/main/java/com/zt/plat/gateway/filter/cors/CorsFilter.java

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+package com.zt.plat.gateway.filter.cors;
+
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpMethod;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.server.reactive.ServerHttpRequest;
+import org.springframework.http.server.reactive.ServerHttpResponse;
+import org.springframework.stereotype.Component;
+import org.springframework.web.cors.reactive.CorsUtils;
+import org.springframework.web.server.ServerWebExchange;
+import org.springframework.web.server.WebFilter;
+import org.springframework.web.server.WebFilterChain;
+import reactor.core.publisher.Mono;
+
+/**
+ * 跨域 Filter
+ *
+ * @author ZT
+ */
+@Component
+public class CorsFilter implements WebFilter {
+
+    private static final String ALL = "*";
+    private static final String MAX_AGE = "3600L";
+
+    @Override
+    public Mono<Void> filter(ServerWebExchange exchange, WebFilterChain chain) {
+        // 非跨域请求，直接放行
+        ServerHttpRequest request = exchange.getRequest();
+        if (!CorsUtils.isCorsRequest(request)) {
+            return chain.filter(exchange);
+        }
+
+        // 设置跨域响应头
+        ServerHttpResponse response = exchange.getResponse();
+        HttpHeaders headers = response.getHeaders();
+        headers.add("Access-Control-Allow-Origin", ALL);
+        headers.add("Access-Control-Allow-Methods", ALL);
+        headers.add("Access-Control-Allow-Headers", ALL);
+        headers.add("Access-Control-Max-Age", MAX_AGE);
+        if (request.getMethod() == HttpMethod.OPTIONS) {
+            response.setStatusCode(HttpStatus.OK);
+            return Mono.empty();
+        }
+        return chain.filter(exchange);
+    }
+
+}

zt-gateway/src/main/java/com/zt/plat/gateway/filter/cors/CorsResponseHeaderFilter.java

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+package com.zt.plat.gateway.filter.cors;
+
+import org.springframework.cloud.gateway.filter.GatewayFilterChain;
+import org.springframework.cloud.gateway.filter.GlobalFilter;
+import org.springframework.cloud.gateway.filter.NettyWriteResponseFilter;
+import org.springframework.core.Ordered;
+import org.springframework.http.HttpHeaders;
+import org.springframework.stereotype.Component;
+import org.springframework.web.server.ServerWebExchange;
+import reactor.core.publisher.Mono;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+
+/**
+ * 解决 Spring Cloud Gateway 2.x 跨域时，出现重复 Origin 的 BUG
+ *
+ * 参考文档：<a href="https://blog.csdn.net/zimou5581/article/details/90043178" />
+ *
+ * @author ZT
+ */
+@Component
+public class CorsResponseHeaderFilter implements GlobalFilter, Ordered {
+
+    @Override
+    public int getOrder() {
+        // 指定此过滤器位于 NettyWriteResponseFilter 之后
+        // 即待处理完响应体后接着处理响应头
+        return NettyWriteResponseFilter.WRITE_RESPONSE_FILTER_ORDER + 1;
+    }
+
+    @Override
+    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
+        return chain.filter(exchange).then(Mono.defer(() -> {
+            // https://gitee.com/zhijiantianya/cloud-cloud/pulls/177/
+            List<String> keysToModify = exchange.getResponse().getHeaders().entrySet().stream()
+                    .filter(kv -> (kv.getValue() != null && kv.getValue().size() > 1))
+                    .filter(kv -> (kv.getKey().equals(HttpHeaders.ACCESS_CONTROL_ALLOW_ORIGIN)
+                            || kv.getKey().equals(HttpHeaders.ACCESS_CONTROL_ALLOW_CREDENTIALS)))
+                    .map(Map.Entry::getKey)
+                    .collect(Collectors.toList());
+            keysToModify.forEach(key->{
+                List<String> values = exchange.getResponse().getHeaders().get(key);
+                if (values != null && !values.isEmpty()) {
+                    exchange.getResponse().getHeaders().put(key, Collections.singletonList(values.get(0)));
+                }
+            });
+            return chain.filter(exchange);
+        }));
+    }
+
+}

zt-gateway/src/main/java/com/zt/plat/gateway/filter/logging/AccessLog.java

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+package com.zt.plat.gateway.filter.logging;
+
+import lombok.Data;
+import org.springframework.cloud.gateway.route.Route;
+import org.springframework.http.HttpStatus;
+import org.springframework.util.MultiValueMap;
+
+import java.time.LocalDateTime;
+
+/**
+ * 网关的访问日志
+ */
+@Data
+public class AccessLog {
+
+    /**
+     * 链路追踪编号
+     */
+    private String traceId;
+    /**
+     * 用户编号
+     */
+    private Long userId;
+    /**
+     * 用户类型
+     */
+    private Integer userType;
+    /**
+     * 路由
+     *
+     * 类似 ApiAccessLogCreateReqDTO 的 applicationName
+     */
+    private Route route;
+
+    /**
+     * 协议
+     */
+    private String schema;
+    /**
+     * 请求方法名
+     */
+    private String requestMethod;
+    /**
+     * 访问地址
+     */
+    private String requestUrl;
+    /**
+     * 查询参数
+     */
+    private MultiValueMap<String, String> queryParams;
+    /**
+     * 请求体
+     */
+    private String requestBody;
+    /**
+     * 请求头
+     */
+    private MultiValueMap<String, String> requestHeaders;
+    /**
+     * 用户 IP
+     */
+    private String userIp;
+
+    /**
+     * 响应体
+     *
+     * 类似 ApiAccessLogCreateReqDTO 的 resultCode + resultMsg
+     */
+    private String responseBody;
+    /**
+     * 响应头
+     */
+    private MultiValueMap<String, String> responseHeaders;
+    /**
+     * 响应结果
+     */
+    private HttpStatus httpStatus;
+
+    /**
+     * 开始请求时间
+     */
+    private LocalDateTime startTime;
+    /**
+     * 结束请求时间
+     */
+    private LocalDateTime endTime;
+    /**
+     * 执行时长，单位：毫秒
+     */
+    private Integer duration;
+
+}

zt-gateway/src/main/java/com/zt/plat/gateway/filter/security/LoginUser.java

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+package com.zt.plat.gateway.filter.security;
+
+import lombok.Data;
+
+import java.time.LocalDateTime;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 登录用户信息
+ *
+ * copy from cloud-spring-boot-starter-security 的 LoginUser 类
+ *
+ * @author ZT
+ */
+@Data
+public class LoginUser {
+
+    /**
+     * 用户编号
+     */
+    private Long id;
+    /**
+     * 用户类型
+     */
+    private Integer userType;
+    /**
+     * 额外的用户信息
+     */
+    private Map<String, String> info;
+    /**
+     * 租户编号
+     */
+    private Long tenantId;
+    /**
+     * 授权范围
+     */
+    private List<String> scopes;
+    /**
+     * 过期时间
+     */
+    private LocalDateTime expiresTime;
+
+}