对外

src/main/java/com/yxt/ss/gateway/api/GatewayApiApplication.java

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+package com.yxt.ss.gateway.api;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
+import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+
+/**
+ * @description:
+ * @author: dimengzhe
+ * @date: 2024/12/6
+ **/
+//@EnableDiscoveryClient
+@SpringBootApplication(exclude = {DataSourceAutoConfiguration.class})
+public class GatewayApiApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(GatewayApiApplication.class, args);
+    }
+}

src/main/java/com/yxt/ss/gateway/api/rest/Signature.java

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+package com.yxt.ss.gateway.api.rest;
+
+import com.yxt.ss.gateway.api.utils.ResultBean;
+import com.yxt.ss.gateway.api.utils.SignatureUtil;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.util.Map;
+import java.util.TreeMap;
+
+/**
+ * @description:
+ * @author: dimengzhe
+ * @date: 2024/12/6
+ **/
+@RestController
+@RequestMapping("/signature")
+public class Signature {
+
+    //appkey
+    static final String APPKEY = "appkey";
+    //secret
+    static final String SECRET = "secret";
+
+    //获取签名
+    @PostMapping("/getSign")
+    ResultBean<String> getSign(@RequestParam("parameters") Map<String, String> parameters, @RequestParam("appKey") String appKey, @RequestParam("secret") String secret) throws UnsupportedEncodingException, NoSuchAlgorithmException {
+        ResultBean<String> rb = ResultBean.fireFail();
+        String sign = SignatureUtil.generateSignature(parameters, appKey, secret);
+        return rb.success().setData(sign);
+    }
+
+
+    /**
+     * 对传入的参数集合进行签名处理
+     * 返回系统参数
+     */
+    @PostMapping("/getSignParameters")
+    public ResultBean<Map<String, String>> signParameters(@RequestParam("parameters") Map<String, String> parameters, @RequestParam("appKey") String appKey, @RequestParam("secret") String secret) throws UnsupportedEncodingException, NoSuchAlgorithmException {
+        ResultBean<Map<String, String>> rb = ResultBean.fireFail();
+        // 1. 使用 TreeMap 按照字典顺序对参数进行排序
+        Map<String, String> tree = new TreeMap<>(parameters);
+        tree.put("_app", appKey);
+        tree.putIfAbsent("_t", String.valueOf(System.currentTimeMillis()));
+
+        // 拼接参数串
+        String content = SignatureUtil.joinParameters(tree);
+
+        // 将参数串前后拼上密钥
+        content = secret + content + secret;
+
+        // 计算sign值并添加到参数集合中
+        String sign = SignatureUtil.md5(content);
+        tree.put("_sign", sign);
+        tree.put("_s", "");
+
+        return rb.success().setData(tree);
+    }
+
+    /**
+     * 验证签名是否正确
+     *
+     * @param parameters        请求参数
+     * @param appKey            应用的 AppKey
+     * @param secret            密钥
+     * @param receivedSignature 请求中的签名
+     * @return 是否验证通过
+     */
+    @PostMapping("/validateSignature")
+    public ResultBean<Boolean> validateSignature(@RequestParam("parameters") Map<String, String> parameters, @RequestParam("appKey") String appKey, @RequestParam("secret") String secret, @RequestParam("receivedSignature") String receivedSignature) throws UnsupportedEncodingException, NoSuchAlgorithmException {
+        ResultBean<Boolean> rb = ResultBean.fireFail();
+        // 1. 重新生成签名
+        String calculatedSignature = SignatureUtil.generateSignature(parameters, appKey, secret);
+
+        // 2. 比较计算出来的签名和请求中的签名
+        boolean validd = calculatedSignature.equals(receivedSignature);
+        return rb.success().setData(validd);
+    }
+
+
+}

src/main/java/com/yxt/ss/gateway/api/utils/HttpStatus.java

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+package com.yxt.ss.gateway.api.utils;
+
+/**
+ * @author dimengzhe
+ * @date 2021/6/16 10:50
+ * @description
+ */
+
+public class HttpStatus {
+
+    /**
+     * 操作成功
+     */
+    public static final int SUCCESS = 200;
+
+    /**
+     * 系统内部错误
+     */
+    public static final int ERROR = 500;
+
+    public static final String OVERDUE = "5000";
+
+}

src/main/java/com/yxt/ss/gateway/api/utils/IResultCodeMsg.java

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+/*********************************************************
+ *********************************************************
+ ********************                  *******************
+ *************                                ************
+ *******                  _oo0oo_                  *******
+ ***                     o8888888o                     ***
+ *                       88" . "88                       *
+ *                       (| -_- |)                       *
+ *                       0\  =  /0                       *
+ *                     ___/`---'\___                     *
+ *                   .' \\|     |// '.                   *
+ *                  / \\|||  :  |||// \                  *
+ *                 / _||||| -:- |||||- \                 *
+ *                |   | \\\  -  /// |   |                *
+ *                | \_|  ''\---/''  |_/ |                *
+ *                \  .-\__  '-'  ___/-. /                *
+ *              ___'. .'  /--.--\  `. .'___              *
+ *           ."" '<  `.___\_<|>_/___.' >' "".            *
+ *          | | :  `- \`.;`\ _ /`;.`/ - ` : | |          *
+ *          \  \ `_.   \_ __\ /__ _/   .-` /  /          *
+ *      =====`-.____`.___ \_____/___.-`___.-'=====       *
+ *                        `=---='                        *
+ *      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~      *
+ *********__佛祖保佑__永无BUG__验收通过__钞票多多__*********
+ *********************************************************/
+package com.yxt.ss.gateway.api.utils;
+
+/**
+ * Project: yxt-common <br/>
+ * File: IResultCodeMsg.java <br/>
+ * Class: com.yxt.common.core.result.IResultCodeMsg <br/>
+ * Description: <描述类的功能>. <br/>
+ * Copyright: Copyright (c) 2011 <br/>
+ * Company: https://gitee.com/liuzp315 <br/>
+ * Makedate: 2021/9/11 下午11:00 <br/>
+ *
+ * @author popo
+ * @version 1.0
+ * @since 1.0
+ */
+public interface IResultCodeMsg {
+    String getCode();
+    String getMsg();
+}

src/main/java/com/yxt/ss/gateway/api/utils/ResultBean.java

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+package com.yxt.ss.gateway.api.utils;
+
+import java.io.Serializable;
+
+/**
+ * Project: yxt-common-core <br/>
+ * File: ResultBean.java <br/>
+ * Class: com.yxt.common.core.result.ResultBean <br/>
+ * Description: 通过接口、Rest、逻辑处理执行后的结果信息. <br/>
+ * Copyright: Copyright (c) 2011 <br/>
+ * Company: https://gitee.com/liuzp315 <br/>
+ * Makedate: 2020/8/4 0:51 <br/>
+ *
+ * @author liupopo
+ * @version 1.0
+ * @since 1.0
+ */
+public class ResultBean<T> implements Serializable {
+    private static final long serialVersionUID = 4529658978692424234L;
+
+    private long timestamp = System.currentTimeMillis();
+
+    public long getTimestamp() {
+        return timestamp;
+    }
+
+    // 是否成功
+    private boolean success;
+
+    // 消息 返回结果的说明
+    private String msg;
+
+    // 结果状态码
+    private String code;
+
+    // 数据
+    private T data;
+
+    private String message;
+
+    public String getMessage() {
+        return message;
+    }
+
+    public ResultBean<T> setMessage(String message) {
+        this.message = message;
+        return this;
+    }
+
+    public ResultBean() {
+    }
+
+    public ResultBean(boolean success) {
+        this.success = success;
+    }
+
+    public ResultBean(boolean success, String msg) {
+        this.success = success;
+        this.msg = msg;
+    }
+
+    public ResultBean(boolean success, String msg, String code) {
+        this.success = success;
+        this.msg = msg;
+        this.code = code;
+    }
+
+    public ResultBean(T data) {
+        this.success = true;
+        this.data = data;
+    }
+
+    public ResultBean(String code, T data) {
+        this.success = true;
+        this.code = code;
+        this.data = data;
+    }
+
+    public ResultBean(String code, String msg, T data) {
+        this.success = true;
+        this.code = code;
+        this.msg = msg;
+        this.data = data;
+    }
+
+    public boolean getSuccess() {
+        return success;
+    }
+
+    public ResultBean<T> setSuccess(boolean success) {
+        this.success = success;
+        return this;
+    }
+
+    public String getMsg() {
+        return msg;
+    }
+
+    public ResultBean<T> setMsg(String msg) {
+        this.msg = msg;
+        return this;
+    }
+
+    public String getCode() {
+        return code;
+    }
+
+    public ResultBean<T> setCode(String code) {
+        this.code = code;
+        return this;
+    }
+
+    public T getData() {
+        return data;
+    }
+
+    public ResultBean<T> setData(T data) {
+        this.data = data;
+        return this;
+    }
+
+    public ResultBean<T> successOne() {
+        this.setSuccess(true);
+        this.setCode("0");
+        this.setMessage("成功！");
+        return this;
+    }
+
+    public ResultBean<T> failOne() {
+        this.setSuccess(false);
+        this.setCode(String.valueOf(HttpStatus.ERROR));
+        this.setMessage("操作失败！");
+        return this;
+    }
+
+    public ResultBean<T> success() {
+        this.setSuccess(true);
+        this.setCode(String.valueOf(HttpStatus.SUCCESS));
+        this.setMsg("操作成功！");
+        return this;
+    }
+
+    public ResultBean<T> fail() {
+        this.setSuccess(false);
+        this.setCode(String.valueOf(HttpStatus.ERROR));
+        this.setMsg("操作失败！");
+        return this;
+    }
+
+    public static <T> ResultBean<T> fireSuccess() {
+        ResultBean<T> rb = new ResultBean<T>();
+        rb.setSuccess(true);
+        rb.setCode(String.valueOf(HttpStatus.SUCCESS));
+        rb.setMsg("操作成功！");
+        return rb;
+    }
+
+    public static <T> ResultBean<T> fireFail() {
+        ResultBean<T> rb = new ResultBean<T>();
+        rb.setSuccess(false);
+        rb.setCode(String.valueOf(HttpStatus.ERROR));
+        rb.setMsg("操作失败！");
+        return rb;
+    }
+
+    /**
+     * 设置返回code及msg
+     *
+     * @param codeMsg Code和Msg的枚举
+     * @return
+     */
+    public ResultBean<T> setCode(IResultCodeMsg codeMsg) {
+        this.code = codeMsg.getCode();
+        this.msg = codeMsg.getMsg();
+        return this;
+    }
+
+    /**
+     * 返回失败信息，并指定结果code
+     *
+     * @param codeMsg Code和Msg的枚举
+     * @return
+     */
+    public ResultBean<T> fail(IResultCodeMsg codeMsg) {
+        this.setSuccess(false);
+        this.code = codeMsg.getCode();
+        this.msg = codeMsg.getMsg();
+        return this;
+    }
+
+}

src/main/java/com/yxt/ss/gateway/api/utils/SignatureUtil.java

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+package com.yxt.ss.gateway.api.utils;
+
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.util.Map;
+import java.util.TreeMap;
+
+/**
+ * @description: 生成签名
+ * @author: dimengzhe
+ * @date: 2024/11/28
+ **/
+public class SignatureUtil {
+
+
+    /**
+     * 生成请求签名
+     *
+     * @param parameters 请求参数
+     * @param appKey     应用的 AppKey
+     * @param secret     密钥
+     * @return 签名
+     */
+    public static String generateSignature(Map<String, String> parameters, String appKey, String secret) throws UnsupportedEncodingException, NoSuchAlgorithmException {
+        // 1. 使用 TreeMap 按照字典顺序对参数进行排序
+        Map<String, String> sortedParams = new TreeMap<>(parameters);
+        sortedParams.put("_app", appKey); // 添加应用的 AppKey
+        sortedParams.put("_t", String.valueOf(System.currentTimeMillis())); // 添加时间戳
+
+        // 2. 拼接参数字符串
+        String content = joinParameters(sortedParams);
+
+        // 3. 将密钥加在参数字符串的前后
+        content = secret + content + secret;
+
+        // 4. 计算签名 (MD5)
+        return md5(content);
+    }
+
+    /**
+     * 拼接参数字符串
+     *
+     * @param tree 排序后的参数
+     * @return 拼接后的参数字符串
+     */
+    public static String joinParameters(Map<String, String> tree) throws UnsupportedEncodingException {
+        StringBuilder builder = new StringBuilder();
+        for (Map.Entry<String, String> entry : tree.entrySet()) {
+            if (builder.length() > 0) {
+                builder.append("&");
+            }
+            builder.append(entry.getKey()).append("=");
+            builder.append(URLEncoder.encode(entry.getValue(), "UTF-8"));
+        }
+        return builder.toString();
+    }
+
+    /**
+     * 计算 MD5
+     *
+     * @param content 要计算 MD5 的字符串
+     * @return MD5 值
+     */
+    public static String md5(String content) throws NoSuchAlgorithmException {
+        MessageDigest md = MessageDigest.getInstance("MD5");
+        byte[] bytes = md.digest(content.getBytes());
+        StringBuilder sb = new StringBuilder();
+        for (byte b : bytes) {
+            sb.append(String.format("%02x", b));
+        }
+        return sb.toString();
+    }
+}

src/main/resources/application.yml

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+server:
+  port: 9999
+spring:
+  application:
+    name: ss-gateway-api
+  profiles:
+    active: devv
+