增加网关跨域处理

Dockerfile

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+FROM openjdk:8-jdk-alpine
+COPY target/sczx-gateway.jar app.jar
+ENTRYPOINT ["java", "-jar", "-Xms256m", "-Xmx512m", "app.jar"]

Jenkinsfile

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+pipeline {
+    agent any
+    tools {
+        maven 'M3'
+    }
+    environment {
+        APP_NAME = "sczx-gateway"
+        DOCKER_IMAGE = "${APP_NAME}:latest"
+        CONTAINER_NAME = "${APP_NAME}-container"
+    }
+
+    stages {
+        stage('Checkout') {
+            steps {
+                echo "📦 正在拉取代码..."
+                git branch: 'main', url: '你的 Git 仓库地址'
+            }
+        }
+
+        stage('Build with Maven') {
+            steps {
+                echo "🛠️ 正在使用 Maven 构建..."
+                sh 'mvn clean package  -s settings.xml'
+            }
+        }
+
+        stage('Check Jar File') {
+            steps {
+                sh 'ls -la target/'  // 确保 jar 文件存在
+            }
+        }
+
+        stage('Build Docker Image') {
+            steps {
+                echo "🐋 正在构建 Docker 镜像..."
+                sh """
+                    docker build -t \${DOCKER_IMAGE} .
+                """
+            }
+        }
+
+        stage('Stop Old Container') {
+            steps {
+                echo "🛑 正在停止旧容器..."
+                sh '''
+                    if [ "$(docker ps -f 'name=sczx-gateway-container' --format '{{.Status}}')" ]; then
+                        docker stop sczx-gateway-container
+                        docker rm sczx-gateway-container
+                    fi
+                '''
+            }
+        }
+
+        stage('Run New Container') {
+            steps {
+                echo "🟢 正在运行新容器..."
+                sh """
+                    docker run -d \
+                      --name \${CONTAINER_NAME} \
+                      -p 8089:8089 \
+                      -e JAVA_OPTS="-Xms256m -Xmx512m -Duser.timezone=Asia/Shanghai" \
+                      --restart always \
+                      \${DOCKER_IMAGE}
+                """
+            }
+        }
+    }
+
+    post {
+        success {
+            echo "🎉 构建成功！网关已部署到 Docker 容器中。"
+        }
+        failure {
+            echo "❌ 构建失败，请检查日志！"
+        }
+    }
+}

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">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>com.sczx</groupId>
+    <artifactId>sczx-gateway</artifactId>
+    <version>1.0.0</version>
+    <packaging>jar</packaging>
+
+    <name>sczx-gateway</name>
+    <description>统一 API 网关服务</description>
+
+    <properties>
+        <java.version>1.8</java.version>
+        <spring-boot.version>2.3.12.RELEASE</spring-boot.version>
+        <spring-cloud.version>Hoxton.SR12</spring-cloud.version>
+        <spring-cloud-alibaba.version>2.2.9.RELEASE</spring-cloud-alibaba.version>
+    </properties>
+
+    <!-- Parent -->
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.3.12.RELEASE</version>
+        <relativePath/>
+    </parent>
+
+    <!-- Dependency Management -->
+    <dependencyManagement>
+        <dependencies>
+            <!-- Spring Cloud Greenwich.SR6 -->
+            <dependency>
+                <groupId>org.springframework.cloud</groupId>
+                <artifactId>spring-cloud-dependencies</artifactId>
+                <version>${spring-cloud.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+
+            <!-- Spring Cloud Alibaba -->
+            <dependency>
+                <groupId>com.alibaba.cloud</groupId>
+                <artifactId>spring-cloud-alibaba-dependencies</artifactId>
+                <version>${spring-cloud-alibaba.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+
+    <!-- Dependencies -->
+    <dependencies>
+        <!-- Spring WebFlux -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-webflux</artifactId>
+        </dependency>
+
+        <!-- Spring Cloud Gateway -->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-gateway</artifactId>
+        </dependency>
+
+        <!-- Nacos Discovery -->
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
+        </dependency>
+
+        <!-- Actuator 监控 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-actuator</artifactId>
+        </dependency>
+
+        <!-- Redis 限流支持 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-redis-reactive</artifactId>
+        </dependency>
+
+
+        <!-- Lombok -->
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <version>1.18.24</version>
+            <scope>provided</scope>
+        </dependency>
+
+        <!-- Swagger 文档 -->
+        <dependency>
+            <groupId>org.springdoc</groupId>
+            <artifactId>springdoc-openapi-ui</artifactId>
+            <version>1.6.14</version>
+        </dependency>
+    </dependencies>
+
+    <!-- Build Configuration -->
+    <build>
+        <finalName>sczx-gateway</finalName>
+        <resources>
+            <resource>
+                <directory>src/main/resources</directory>
+                <includes>
+                    <include>*.yml</include>
+                </includes>
+                <filtering>true</filtering>
+            </resource>
+            <resource>
+                <directory>src/main/resources</directory>
+                <excludes>
+                    <exclude>*.yml</exclude>
+                </excludes>
+            </resource>
+        </resources>
+        <plugins>
+            <!-- Compiler Plugin -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>${java.version}</source>
+                    <target>${java.version}</target>
+                </configuration>
+            </plugin>
+
+            <!-- Spring Boot Maven Plugin -->
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>repackage</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-source-plugin</artifactId>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-deploy-plugin</artifactId>
+                <configuration>
+                    <skip>true</skip>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>

settings.xml

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+<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
+          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+          xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 https://maven.apache.org/xsd/settings-1.0.0.xsd">
+    <mirrors>
+        <mirror>
+            <id>aliyun-maven</id>
+            <mirrorOf>*</mirrorOf>
+            <name>Aliyun Maven</name>
+            <url>https://maven.aliyun.com/repository/public</url>
+        </mirror>
+    </mirrors>
+</settings>

src/main/java/com/sczx/gateway/GatewayApplication.java

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+package com.sczx.gateway;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class GatewayApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(GatewayApplication.class, args);
+    }
+}

src/main/java/com/sczx/gateway/filter/AuthGlobalFilter.java

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+package com.sczx.gateway.filter;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.cloud.gateway.filter.GlobalFilter;
+import org.springframework.cloud.gateway.filter.GatewayFilterChain;
+import org.springframework.core.Ordered;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Component;
+import org.springframework.web.server.ServerWebExchange;
+import reactor.core.publisher.Mono;
+
+@Component
+@Slf4j
+public class AuthGlobalFilter implements GlobalFilter, Ordered {
+
+    @Override
+    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
+        String path = exchange.getRequest().getPath().value();
+        log.info("🌐 请求路径: {}", path);
+
+        // 示例：拦截所有请求，校验 token
+//        String token = exchange.getRequest().getHeaders().getFirst("Authorization");
+//        if (token == null || !token.startsWith("Bearer ")) {
+//            exchange.getResponse().setStatusCode(HttpStatus.UNAUTHORIZED);
+//            return exchange.getResponse().setComplete();
+//        }
+
+        return chain.filter(exchange);
+    }
+
+    @Override
+    public int getOrder() {
+        return 0; // 执行顺序
+    }
+}

src/main/java/com/sczx/gateway/filter/CorsGlobalFilter.java

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+package com.sczx.gateway.filter;
+
+import org.springframework.cloud.gateway.filter.GatewayFilterChain;
+import org.springframework.cloud.gateway.filter.GlobalFilter;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.server.ServerWebExchange;
+import reactor.core.publisher.Mono;
+
+@Configuration
+public class CorsGlobalFilter implements GlobalFilter {
+
+    @Override
+    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
+        HttpHeaders headers = exchange.getRequest().getHeaders();
+        // 判断是否为跨域请求
+        if (headers.containsKey("Origin")) {
+            HttpHeaders responseHeaders = exchange.getResponse().getHeaders();
+            responseHeaders.add("Access-Control-Allow-Origin", "*");
+            responseHeaders.add("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS");
+            responseHeaders.add("Access-Control-Allow-Headers", "*");
+            responseHeaders.add("Access-Control-Allow-Credentials", "true");
+            responseHeaders.add("Access-Control-Max-Age", "3600");
+            responseHeaders.add("Access-Control-Expose-Headers", "*");
+        }
+        // 如果是 OPTIONS 预检请求，直接返回 200
+        if ("OPTIONS".equalsIgnoreCase(exchange.getRequest().getMethodValue())) {
+            exchange.getResponse().setStatusCode(HttpStatus.OK);
+            return exchange.getResponse().setComplete();
+        }
+        return chain.filter(exchange);
+    }
+}

src/main/resources/application.yml

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+server:
+  port: 8089
+  shutdown: graceful # 启用优雅停机
+
+spring:
+  application:
+    name: sczx-gateway
+  cloud:
+    gateway:
+      discovery:
+        locator:
+          enabled: true # 开启从注册中心动态获取路由
+          lower-case-service-id: true # 服务名转小写
+      routes:
+        - id: user-service
+          uri: lb://sczx-app
+          predicates:
+            - Path=/zc/app/**
+          filters:
+            - StripPrefix=1
+    nacos:
+      discovery:
+        server-addr: 115.190.8.52:8848 # Nacos 地址
+        group: DEFAULT_GROUP
+        metadata:
+          version: 1.0.0
+          env: dev
+
+management:
+  endpoints:
+    web:
+      exposure:
+        include: "*"
+  endpoint:
+    health:
+      show-details: always

src/main/resources/logback.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+
+<configuration>
+    <!--%d表示日期，%X表示输出所有,:null表示为空时输出null，%level表示日志级别 %thread表示线程名字 %c表示类名 %L表示行号 %n表示换行符-->
+    <property name="PATTERN"
+              value="%-12(%d{yyyy-MM-dd HH:mm:ss.SSS}) [%X{EagleEye-TraceID}%X{EagleEye-TraceID-Copy}] %level [%thread] %c[%L] %X{requestId} %msg%n"/>
+    <property name="LOG_FILE_PATH" value="./logs"/>
+    <appender name="STDOUT"
+              class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>${PATTERN}</pattern>
+        </encoder>
+    </appender>
+
+    <appender name="INFO_FILE_APPENDER" class="ch.qos.logback.core.rolling.RollingFileAppender">
+        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
+            <fileNamePattern>${LOG_FILE_PATH}/${hostname}/info.%d{yyyy-MM-dd}.log</fileNamePattern>
+            <MaxHistory>31</MaxHistory>
+        </rollingPolicy>
+        <encoder class="ch.qos.logback.core.encoder.LayoutWrappingEncoder">
+            <layout class="ch.qos.logback.classic.PatternLayout">
+                <pattern>${PATTERN}</pattern>
+            </layout>
+        </encoder>
+        <filter class="ch.qos.logback.classic.filter.LevelFilter">
+            <level>WARN</level>
+            <onMatch>DENY</onMatch>
+            <onMismatch>NEUTRAL</onMismatch>
+        </filter>
+        <filter class="ch.qos.logback.classic.filter.LevelFilter">
+            <level>ERROR</level>
+            <onMatch>DENY</onMatch>
+            <onMismatch>NEUTRAL</onMismatch>
+        </filter>
+    </appender>
+
+    <appender name="WARN_FILE_APPENDER" class="ch.qos.logback.core.FileAppender">
+        <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
+            <level>WARN</level>
+        </filter>
+        <file>${LOG_FILE_PATH}/${hostname}/warn.log</file>
+        <append>true</append>
+        <encoder>
+            <pattern>${PATTERN}</pattern>
+        </encoder>
+    </appender>
+
+    <root level="info">
+        <appender-ref ref="INFO_FILE_APPENDER"/>
+        <appender-ref ref="WARN_FILE_APPENDER"/>
+        <appender-ref ref="STDOUT"/>
+    </root>
+</configuration>