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sm4 加解密 适配

dev
liwenxuan 1 week ago
parent
commit
2ab42e1cd1
  1. 27
      pom.xml
  2. 6
      src/main/java/com/hxgk/zxxy/controller/ArchivesTypeController.java
  3. 10
      src/main/java/com/hxgk/zxxy/controller/GraphicformController.java
  4. 10
      src/main/java/com/hxgk/zxxy/controller/LowCodeTransferController.java
  5. 10
      src/main/java/com/hxgk/zxxy/controller/UserController.java
  6. 32
      src/main/java/com/hxgk/zxxy/utils/sm4/ApiResponse.java
  7. 134
      src/main/java/com/hxgk/zxxy/utils/sm4/DecryptedArgumentResolver.java
  8. 18
      src/main/java/com/hxgk/zxxy/utils/sm4/DecryptedBody.java
  9. 20
      src/main/java/com/hxgk/zxxy/utils/sm4/EncryptedRequest.java
  10. 113
      src/main/java/com/hxgk/zxxy/utils/sm4/EncryptedResponseAdvice.java
  11. 33
      src/main/java/com/hxgk/zxxy/utils/sm4/ErrorCode.java
  12. 22
      src/main/java/com/hxgk/zxxy/utils/sm4/GlobalExceptionHandler.java
  13. 160
      src/main/java/com/hxgk/zxxy/utils/sm4/GoApiClient.java
  14. 47
      src/main/java/com/hxgk/zxxy/utils/sm4/RandomStringUtil.java
  15. 98
      src/main/java/com/hxgk/zxxy/utils/sm4/SM4Interceptor.java
  16. 217
      src/main/java/com/hxgk/zxxy/utils/sm4/SM4Utils.java
  17. 40
      src/main/java/com/hxgk/zxxy/utils/sm4/WebConfig.java
  18. 14
      src/main/resources/application-dev.yml
  19. 12
      src/main/resources/application-prodout.yml
  20. 2
      src/main/resources/application.yml

27
pom.xml

@ -115,6 +115,33 @@
<version>4.0.1</version>
</dependency>
<dependency>
<groupId>org.bouncycastle</groupId>
<artifactId>bcprov-jdk15to18</artifactId>
<version>1.76</version>
</dependency>
<dependency>
<groupId>commons-codec</groupId>
<artifactId>commons-codec</artifactId>
<version>1.15</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.18.28</version>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpcore</artifactId>
<version>4.4.16</version>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>4.5.14</version>
</dependency>
</dependencies>
<build>
<finalName>zxxy</finalName>

6
src/main/java/com/hxgk/zxxy/controller/ArchivesTypeController.java

@ -4,6 +4,8 @@ import com.hxgk.zxxy.model.entity.ArchivesType;
import com.hxgk.zxxy.model.request.ArchivesTypeRequest;
import com.hxgk.zxxy.service.ArchivesTypeService;
import com.hxgk.zxxy.utils.JsonData;
import com.hxgk.zxxy.utils.sm4.ApiResponse;
import com.hxgk.zxxy.utils.sm4.DecryptedBody;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
@ -19,11 +21,11 @@ public class ArchivesTypeController {
@Autowired
private ArchivesTypeService archivesTypeService;
@PostMapping("zxxy")
public JsonData getZxxyArchivesType(@RequestBody ArchivesTypeRequest archivesTypeRequest){
public ApiResponse<Object> getZxxyArchivesType(@DecryptedBody ArchivesTypeRequest archivesTypeRequest){
Long L = Long.parseLong(archivesTypeRequest.getAtParentId());
String userkey = archivesTypeRequest.getUserkey();
String usertoken = archivesTypeRequest.getUsertoken();
List<ArchivesType> archivesTypeList = archivesTypeService.getZxxyArchivesType(L,userkey,usertoken);
return JsonData.buildSuccess(archivesTypeList);
return ApiResponse.success(archivesTypeList);
}
}

10
src/main/java/com/hxgk/zxxy/controller/GraphicformController.java

@ -9,6 +9,8 @@ import com.hxgk.zxxy.model.request.GraphicformRequest;
import com.hxgk.zxxy.service.ArchivesTypeService;
import com.hxgk.zxxy.service.GraphicformService;
import com.hxgk.zxxy.utils.JsonData;
import com.hxgk.zxxy.utils.sm4.ApiResponse;
import com.hxgk.zxxy.utils.sm4.DecryptedBody;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
@ -23,15 +25,15 @@ public class GraphicformController {
@Autowired
private GraphicformService graphicformService;
@PostMapping("cardlist")
public JsonData getZxxyArchivesType(@RequestBody GraphicformRequest graphicformRequest) throws Exception {
public ApiResponse<Object> getZxxyArchivesType(@DecryptedBody GraphicformRequest graphicformRequest) throws Exception {
PageInfo<Graphicform> graphicformList = graphicformService.queryListByParam(graphicformRequest);
return JsonData.buildSuccess(graphicformList);
return ApiResponse.success(graphicformList);
}
@PostMapping("carousel")
public JsonData getCarousel(@RequestBody GraphicformRequest graphicformRequest) throws Exception {
public ApiResponse<Object> getCarousel(@DecryptedBody GraphicformRequest graphicformRequest) throws Exception {
PageInfo<Graphicform> graphicformList = graphicformService.getCarousel(graphicformRequest);
return JsonData.buildSuccess(graphicformList);
return ApiResponse.success(graphicformList);
}
}

10
src/main/java/com/hxgk/zxxy/controller/LowCodeTransferController.java

@ -7,6 +7,8 @@ import com.hxgk.zxxy.service.HrService;
import com.hxgk.zxxy.service.LowCodeTransferService;
import com.hxgk.zxxy.service.UserService;
import com.hxgk.zxxy.utils.JsonData;
import com.hxgk.zxxy.utils.sm4.ApiResponse;
import com.hxgk.zxxy.utils.sm4.DecryptedBody;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
@ -24,16 +26,16 @@ public class LowCodeTransferController {
@Autowired
private HrService hrService;
@RequestMapping(value = "transfer/getCarList")
public JsonData getUserDetailFromRedis(@RequestParam(value = "transferMark", required = false) String transferMark){
public ApiResponse<Object> getUserDetailFromRedis(@DecryptedBody(value = "transferMark", required = false) String transferMark){
ArrayList<Car> carList = lowCodeTransferService.getCarList();
return JsonData.buildSuccess(carList);
return ApiResponse.success(carList);
}
@RequestMapping(value = "transfer/getOrgAndManTree")
public JsonData getOrgAndManTree(@RequestParam(value = "transferMark", required = false) String transferMark){
public ApiResponse<Object> getOrgAndManTree(@DecryptedBody(value = "transferMark", required = false) String transferMark){
OrgAndManTree orgAndManTree = hrService.getOrgAndManTree();
return JsonData.buildSuccess(orgAndManTree);
return ApiResponse.success(orgAndManTree);
}
}

10
src/main/java/com/hxgk/zxxy/controller/UserController.java

@ -4,6 +4,8 @@ import com.hxgk.zxxy.model.entity.ManCont;
import com.hxgk.zxxy.model.entity.UserDetail;
import com.hxgk.zxxy.service.UserService;
import com.hxgk.zxxy.utils.JsonData;
import com.hxgk.zxxy.utils.sm4.ApiResponse;
import com.hxgk.zxxy.utils.sm4.DecryptedBody;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
@ -15,16 +17,16 @@ public class UserController {
@Autowired
private UserService userService;
@RequestMapping(value = "detail")
public JsonData getUserDetailFromRedis(@RequestBody Map<String,String> userInfo){
public ApiResponse<Object> getUserDetailFromRedis(@DecryptedBody Map<String,String> userInfo){
UserDetail userDetail = userService.getUserDetailFromRedis(userInfo);
return JsonData.buildSuccess(userDetail);
return ApiResponse.success(userDetail);
}
@GetMapping(value = "getByKey")
public JsonData getManContByKey(@RequestParam(value = "key", required = true) String key){
public ApiResponse<Object> getManContByKey(@DecryptedBody(value = "key", required = true) String key){
ManCont manCont = userService.getManContByKey(key);
return JsonData.buildSuccess(manCont);
return ApiResponse.success(manCont);
}

32
src/main/java/com/hxgk/zxxy/utils/sm4/ApiResponse.java

@ -0,0 +1,32 @@
package com.hxgk.zxxy.utils.sm4;
import lombok.Data;
@Data
public class ApiResponse<T> {
private int code;
private String msg;
private T data;
public ApiResponse() {}
public ApiResponse(int code, String msg, T data) {
this.code = code;
this.msg = msg;
this.data = data;
}
public static <T> ApiResponse<T> success(T data) {
if(null==data){
return new ApiResponse<T>(0, "成功", (T) "成功,没有相关数据");
}else{
return new ApiResponse<>(0, "成功", data);
}
}
public static <T> ApiResponse<T> error(int code, String msg) {
return new ApiResponse<>(code, msg, null);
}
}

134
src/main/java/com/hxgk/zxxy/utils/sm4/DecryptedArgumentResolver.java

@ -0,0 +1,134 @@
package com.hxgk.zxxy.utils.sm4;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.core.MethodParameter;
import org.springframework.stereotype.Component;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.support.WebDataBinderFactory;
import org.springframework.web.context.request.NativeWebRequest;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.method.support.ModelAndViewContainer;
import javax.servlet.http.HttpServletRequest;
@Slf4j
@Component
public class DecryptedArgumentResolver implements HandlerMethodArgumentResolver {
private final ObjectMapper objectMapper = new ObjectMapper();
@Override
public boolean supportsParameter(MethodParameter parameter) {
return parameter.hasParameterAnnotation(DecryptedBody.class);
}
@Override
public Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer,
NativeWebRequest webRequest, WebDataBinderFactory binderFactory) throws Exception {
HttpServletRequest request = webRequest.getNativeRequest(HttpServletRequest.class);
String decryptedBody = (String) request.getAttribute("decryptedBody");
if (decryptedBody == null || decryptedBody.trim().isEmpty()) {
log.debug("没有解密数据,尝试直接解析请求体");
// 如果没有解密数据,尝试直接解析请求体(非加密模式)
try {
String requestBody = getRequestBody(request);
if (requestBody != null && !requestBody.trim().isEmpty()) {
decryptedBody = requestBody;
}
} catch (Exception e) {
log.warn("无法读取请求体", e);
}
}
DecryptedBody decryptedBodyAnnotation = parameter.getParameterAnnotation(DecryptedBody.class);
String fieldName = decryptedBodyAnnotation.value();
boolean required = decryptedBodyAnnotation.required();
log.debug("解析参数: fieldName={}, required={}, decryptedBody={}",
fieldName, required, decryptedBody != null ? "有数据" : "无数据");
// 如果解密数据为空
if (decryptedBody == null || decryptedBody.trim().isEmpty()) {
if (required) {
throw new IllegalArgumentException("缺少必要参数: " + (StringUtils.hasText(fieldName) ? fieldName : "请求体"));
}
return null;
}
try {
// 将解密后的字符串解析为JsonNode
JsonNode rootNode = objectMapper.readTree(decryptedBody);
// 如果指定了字段名,则提取该字段
if (StringUtils.hasText(fieldName)) {
JsonNode fieldNode = rootNode.get(fieldName);
if (fieldNode == null || fieldNode.isNull()) {
if (required) {
throw new IllegalArgumentException("缺少必要参数: " + fieldName);
}
return null;
}
// 根据参数类型转换
Class<?> parameterType = parameter.getParameterType();
return convertJsonNodeToType(fieldNode, parameterType);
} else {
// 如果没有指定字段名,解析整个对象
Class<?> parameterType = parameter.getParameterType();
return objectMapper.treeToValue(rootNode, parameterType);
}
} catch (Exception e) {
log.error("解析解密数据失败", e);
if (required) {
throw new IllegalArgumentException("解析参数失败: " + e.getMessage());
}
return null;
}
}
/**
* 将JsonNode转换为指定类型
*/
private Object convertJsonNodeToType(JsonNode node, Class<?> targetType) throws Exception {
if (targetType == String.class) {
if (node.isTextual()) {
return node.asText();
} else {
return node.toString();
}
} else if (targetType == Integer.class || targetType == int.class) {
return node.asInt();
} else if (targetType == Long.class || targetType == long.class) {
return node.asLong();
} else if (targetType == Double.class || targetType == double.class) {
return node.asDouble();
} else if (targetType == Boolean.class || targetType == boolean.class) {
return node.asBoolean();
} else if (targetType == JsonNode.class) {
return node;
} else {
// 对于其他复杂类型,使用ObjectMapper转换
return objectMapper.treeToValue(node, targetType);
}
}
/**
* 获取请求体
*/
private String getRequestBody(HttpServletRequest request) throws Exception {
StringBuilder sb = new StringBuilder();
try (java.io.BufferedReader reader = request.getReader()) {
String line;
while ((line = reader.readLine()) != null) {
sb.append(line);
}
}
return sb.toString();
}
}

18
src/main/java/com/hxgk/zxxy/utils/sm4/DecryptedBody.java

@ -0,0 +1,18 @@
package com.hxgk.zxxy.utils.sm4;
import java.lang.annotation.*;
@Target(ElementType.PARAMETER)
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface DecryptedBody {
/**
* 指定要提取的字段名如果为空则解析整个对象
*/
String value() default "";
/**
* 是否必须如果为true且字段不存在则抛出异常
*/
boolean required() default false;
}

20
src/main/java/com/hxgk/zxxy/utils/sm4/EncryptedRequest.java

@ -0,0 +1,20 @@
package com.hxgk.zxxy.utils.sm4;
import lombok.Data;
@Data
public class EncryptedRequest {
/**
* 加密的数据字段
* 前端发送的是 "data" 字段不是 "encryptedFile"
*/
private String data;
public EncryptedRequest() {}
public EncryptedRequest(String data) {
this.data = data;
}
}

113
src/main/java/com/hxgk/zxxy/utils/sm4/EncryptedResponseAdvice.java

@ -0,0 +1,113 @@
package com.hxgk.zxxy.utils.sm4;
import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.core.MethodParameter;
import org.springframework.http.MediaType;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.server.ServerHttpRequest;
import org.springframework.http.server.ServerHttpResponse;
import org.springframework.http.server.ServletServerHttpRequest;
import org.springframework.stereotype.Component;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice;
import javax.servlet.http.HttpServletRequest;
@Slf4j
@Component
@ControllerAdvice
public class EncryptedResponseAdvice implements ResponseBodyAdvice<Object> {
private final ObjectMapper objectMapper = new ObjectMapper();
@Override
public boolean supports(MethodParameter returnType, Class<? extends HttpMessageConverter<?>> converterType) {
return true;
}
@Override
public Object beforeBodyWrite(Object body, MethodParameter returnType, MediaType selectedContentType,
Class<? extends HttpMessageConverter<?>> selectedConverterType,
ServerHttpRequest request, ServerHttpResponse response) {
HttpServletRequest servletRequest = ((ServletServerHttpRequest) request).getServletRequest();
// 检查是否应该加密(可以根据路径或其他条件判断)
boolean shouldEncrypt = shouldEncryptResponse(servletRequest);
if (!shouldEncrypt) {
return body;
}
// 获取或生成 Auth-key
String authKey = (String) servletRequest.getAttribute("responseAuthKey");
if (authKey == null) {
authKey = RandomStringUtil.generateRandomString(16);
servletRequest.setAttribute("responseAuthKey", authKey);
}
// 设置响应头
response.getHeaders().set("Auth-key", authKey);
try {
// 只有 ApiResponse 才需要加密
if (body instanceof ApiResponse) {
ApiResponse<?> apiResponse = (ApiResponse<?>) body;
// 如果数据不为空,进行加密
if (apiResponse.getData() != null) {
// 将数据转换为 JSON 字符串
String jsonData = objectMapper.writeValueAsString(apiResponse.getData());
log.debug("准备加密的数据: {}", jsonData);
log.debug("使用的 Auth-key: {}", authKey);
// 使用 SM4 加密
String encryptedData = SM4Utils.encrypt(jsonData, authKey);
log.debug("加密结果长度: {}", encryptedData.length());
// 返回格式:{ code: 0, msg: "成功", data: "加密字符串" }
return new ApiResponse<>(apiResponse.getCode(), apiResponse.getMsg(), encryptedData);
} else {
// 数据为空,直接返回原始响应
return apiResponse;
}
}
// 如果不是 ApiResponse,直接返回(如文件下载等)
return body;
} catch (Exception e) {
log.error("响应加密失败", e);
// 加密失败时返回错误响应
return ApiResponse.error(500, "服务器加密错误: " + e.getMessage());
}
}
/**
* 判断是否应该加密响应
*/
private boolean shouldEncryptResponse(HttpServletRequest request) {
String path = request.getRequestURI();
// 可以根据路径排除某些接口
if (path.contains("/api/debug/") ||
path.contains("/actuator/") ||
path.contains("/swagger") ||
path.contains("/v2/api-docs") ||
path.endsWith(".html") ||
path.endsWith(".js") ||
path.endsWith(".css")) {
return false;
}
// 检查是否有特殊的请求头表示不需要加密
if ("false".equalsIgnoreCase(request.getHeader("X-No-Encrypt"))) {
return false;
}
return true;
}
}

33
src/main/java/com/hxgk/zxxy/utils/sm4/ErrorCode.java

@ -0,0 +1,33 @@
package com.hxgk.zxxy.utils.sm4;
public enum ErrorCode {
SUCCESS(0, "成功"),
DATA_FORMAT_ERROR(100, "提交的数据格式错误!"),
DATA_EMPTY(101, "提交的数据不能为空!"),
KEY_PARAM_EMPTY(102, "关键参数不能为空!"),
DATA_EXISTS(103, "该数据已经存在!请不要重复添加"),
WRITE_FAILED(104, "数据写入失败!"),
QUERY_FAILED(105, "数据查询失败!"),
UPDATE_FAILED(106, "编辑失败!"),
NO_DATA(107, "未能查询到数据!"),
DELETE_FAILED(108, "删除失败"),
AUTH_ERROR(2000, "账户或密码错误!");
private final int code;
private final String message;
ErrorCode(int code, String message) {
this.code = code;
this.message = message;
}
public int getCode() {
return code;
}
public String getMessage() {
return message;
}
}

22
src/main/java/com/hxgk/zxxy/utils/sm4/GlobalExceptionHandler.java

@ -0,0 +1,22 @@
package com.hxgk.zxxy.utils.sm4;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;
@Slf4j
@RestControllerAdvice
public class GlobalExceptionHandler {
@ExceptionHandler(Exception.class)
public ApiResponse<Object> handleException(Exception e) {
log.error("系统异常:", e);
return ApiResponse.error(500, "服务器错误");
}
@ExceptionHandler(IllegalArgumentException.class)
public ApiResponse<Object> handleIllegalArgumentException(IllegalArgumentException e) {
return ApiResponse.error(400, e.getMessage());
}
}

160
src/main/java/com/hxgk/zxxy/utils/sm4/GoApiClient.java

@ -0,0 +1,160 @@
package com.hxgk.zxxy.utils.sm4;
import com.alibaba.fastjson2.JSON;
import com.alibaba.fastjson2.JSONObject;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpResponse;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;
import org.springframework.stereotype.Component;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.util.HashMap;
import java.util.Map;
@Slf4j
@Component
public class GoApiClient {
private static final int TIMEOUT = 5000;
/**
* 调用 Go 接口使用加密通信
* @param url Go接口地址
* @param param 请求参数
* @param userKey User-Key
* @param userToken User-Token
* @return 解密后的响应字符串
* @throws IOException
*/
public String callGoApi(String url, Object param, String userKey, String userToken) throws IOException {
// 1. 生成随机 Auth-key(16位)
String authKey = RandomStringUtil.generateRandomString(16);
// 2. 加密请求数据
String encryptedData;
try {
String jsonParam = JSON.toJSONString(param);
encryptedData = SM4Utils.encrypt(jsonParam, authKey);
} catch (Exception e) {
log.error("加密请求数据失败", e);
throw new IOException("加密请求数据失败: " + e.getMessage(), e);
}
// 3. 构建加密请求体
Map<String, String> encryptedBody = new HashMap<>();
encryptedBody.put("data", encryptedData); // Go后端期望data字段
String requestBody = JSON.toJSONString(encryptedBody);
// 4. 发送 HTTP 请求
CloseableHttpClient httpClient = null;
try {
RequestConfig requestConfig = RequestConfig.custom()
.setConnectTimeout(TIMEOUT)
.setSocketTimeout(TIMEOUT)
.setConnectionRequestTimeout(TIMEOUT)
.build();
httpClient = HttpClients.custom()
.setDefaultRequestConfig(requestConfig)
.build();
HttpPost httpPost = new HttpPost(url);
// 设置请求头
httpPost.setHeader("User-Key", userKey);
httpPost.setHeader("User-Token", userToken);
httpPost.setHeader("Auth-key", authKey);
httpPost.setHeader("Content-Type", "application/json; charset=UTF-8");
// 设置请求体
StringEntity entity = new StringEntity(requestBody, StandardCharsets.UTF_8);
httpPost.setEntity(entity);
// 执行请求
HttpResponse response = httpClient.execute(httpPost);
int statusCode = response.getStatusLine().getStatusCode();
if (statusCode != 200) {
String errorResponse = EntityUtils.toString(response.getEntity(), StandardCharsets.UTF_8);
throw new IOException("HTTP 请求失败,状态码: " + statusCode + ", 响应: " + errorResponse);
}
// 获取响应体
String responseBody = EntityUtils.toString(response.getEntity(), StandardCharsets.UTF_8);
// 获取响应头中的 Auth-key
org.apache.http.Header[] authKeyHeaders = response.getHeaders("Auth-key");
String responseAuthKey = null;
if (authKeyHeaders != null && authKeyHeaders.length > 0) {
responseAuthKey = authKeyHeaders[0].getValue();
}
// 5. 解密响应数据
if (responseAuthKey != null && !responseAuthKey.isEmpty()) {
return decryptGoResponse(responseBody, responseAuthKey);
} else {
log.warn("响应头中没有找到 Auth-key,返回原始响应");
return responseBody;
}
} catch (Exception e) {
log.error("HTTP 请求异常", e);
throw new IOException("HTTP 请求异常: " + e.getMessage(), e);
} finally {
if (httpClient != null) {
try {
httpClient.close();
} catch (IOException e) {
log.error("关闭 HTTP 客户端失败", e);
}
}
}
}
/**
* 解密 Go 后端的响应
*/
private String decryptGoResponse(String responseBody, String authKey) throws Exception {
try {
// 解析 Go 的响应
JSONObject responseJson = JSON.parseObject(responseBody);
int code = responseJson.getIntValue("code");
String msg = responseJson.getString("msg");
String encryptedData = responseJson.getString("data");
if (encryptedData != null && !encryptedData.isEmpty()) {
// 解密数据
String decryptedData = SM4Utils.decrypt(encryptedData, authKey);
// 重新构建响应
JSONObject result = new JSONObject();
result.put("code", code);
result.put("msg", msg);
try {
// 尝试将解密后的字符串解析为 JSON 对象
Object dataObj = JSON.parse(decryptedData);
result.put("data", dataObj);
} catch (Exception e) {
// 如果解析失败,直接使用字符串
result.put("data", decryptedData);
}
return result.toJSONString();
} else {
return responseBody;
}
} catch (Exception e) {
log.error("解密 Go 响应数据失败", e);
throw new Exception("解密 Go 响应数据失败: " + e.getMessage(), e);
}
}
}

47
src/main/java/com/hxgk/zxxy/utils/sm4/RandomStringUtil.java

@ -0,0 +1,47 @@
package com.hxgk.zxxy.utils.sm4;
import org.apache.commons.codec.binary.Hex;
import org.springframework.stereotype.Component;
import java.security.SecureRandom;
@Component
public class RandomStringUtil {
private static final String CHARACTERS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
private static final SecureRandom SECURE_RANDOM = new SecureRandom();
/**
* 生成指定长度的随机字符串
*/
public static String generateRandomString(int length) {
StringBuilder sb = new StringBuilder(length);
for (int i = 0; i < length; i++) {
int index = SECURE_RANDOM.nextInt(CHARACTERS.length());
sb.append(CHARACTERS.charAt(index));
}
return sb.toString();
}
/**
* 获取UUID
*/
public static String generateUUID() {
byte[] randomBytes = new byte[16];
SECURE_RANDOM.nextBytes(randomBytes);
randomBytes[6] &= 0x0f; /* clear version */
randomBytes[6] |= 0x40; /* set to version 4 */
randomBytes[8] &= 0x3f; /* clear variant */
randomBytes[8] |= 0x80; /* set to IETF variant */
char[] uuidChars = Hex.encodeHex(randomBytes, false);
StringBuilder uuid = new StringBuilder(36);
for (int i = 0; i < uuidChars.length; i++) {
if (i == 8 || i == 12 || i == 16 || i == 20) {
uuid.append('-');
}
uuid.append(uuidChars[i]);
}
return uuid.toString();
}
}

98
src/main/java/com/hxgk/zxxy/utils/sm4/SM4Interceptor.java

@ -0,0 +1,98 @@
package com.hxgk.zxxy.utils.sm4;
import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.BufferedReader;
import java.io.PrintWriter;
@Slf4j
@Component
public class SM4Interceptor implements HandlerInterceptor {
private final ObjectMapper objectMapper = new ObjectMapper();
@Override
public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
String authKey = request.getHeader("Auth-key");
String contentType = request.getHeader("Content-Type");
log.debug("请求拦截 - Auth-key: {}, Content-Type: {}", authKey, contentType);
// 如果是JSON请求且需要解密
if (contentType != null && contentType.contains("application/json") && authKey != null) {
try {
// 读取请求体
StringBuilder requestBody = new StringBuilder();
try (BufferedReader reader = request.getReader()) {
String line;
while ((line = reader.readLine()) != null) {
requestBody.append(line);
}
}
if (requestBody.length() > 0) {
String requestBodyStr = requestBody.toString();
//log.debug("原始请求体: {}", requestBodyStr);
// 解析加密请求
EncryptedRequest encryptedRequest = objectMapper.readValue(requestBodyStr, EncryptedRequest.class);
if (encryptedRequest.getData() != null && !encryptedRequest.getData().isEmpty()) {
//log.debug("获取到加密数据: {}", encryptedRequest.getData().substring(0, Math.min(50, encryptedRequest.getData().length())) + "...");
// 解密数据
String decryptedData = SM4Utils.decrypt(encryptedRequest.getData(), authKey);
//log.debug("解密后的数据: {}", decryptedData);
// 将解密后的数据重新放入请求体
request.setAttribute("decryptedBody", decryptedData);
// 记录解密成功
//log.info("请求解密成功,Auth-key: {}", authKey);
} else {
log.warn("加密数据为空,跳过解密");
}
}
} catch (Exception e) {
log.error("请求解密失败", e);
response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
response.setContentType("application/json;charset=UTF-8");
ApiResponse<Object> errorResponse = ApiResponse.error(100, "提交的数据格式错误!");
PrintWriter writer = response.getWriter();
writer.write(objectMapper.writeValueAsString(errorResponse));
writer.flush();
return false;
}
}
return true;
}
@Override
public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler,
ModelAndView modelAndView) throws Exception {
// 生成新的随机密钥
String newAuthKey = RandomStringUtil.generateRandomString(16);
response.setHeader("Auth-key", newAuthKey);
request.setAttribute("responseAuthKey", newAuthKey);
//log.debug("生成新的 Auth-key: {}", newAuthKey);
}
@Override
public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler,
Exception ex) throws Exception {
// 清理
request.removeAttribute("decryptedBody");
request.removeAttribute("responseAuthKey");
}
}

217
src/main/java/com/hxgk/zxxy/utils/sm4/SM4Utils.java

@ -0,0 +1,217 @@
package com.hxgk.zxxy.utils.sm4;
import org.bouncycastle.crypto.engines.SM4Engine;
import org.bouncycastle.crypto.modes.CBCBlockCipher;
import org.bouncycastle.crypto.paddings.PKCS7Padding;
import org.bouncycastle.crypto.paddings.PaddedBufferedBlockCipher;
import org.bouncycastle.crypto.params.KeyParameter;
import org.bouncycastle.crypto.params.ParametersWithIV;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;
import javax.annotation.PostConstruct;
import java.nio.charset.StandardCharsets;
@Component
public class SM4Utils {
// Go 后端的 Sm4Key - 用作加密密钥
@Value("${sm4.key:hengxingaokeApp1}")
private String sm4Key;
// Go 后端的 Sm4Token - 默认用作 IV
@Value("${sm4.token:04TzMuvkHm_EZnHm}")
private String sm4Token;
// 前端使用的 systemKey(仅用于与前端对比验证)
@Value("${sm4.system-key:appKeyQinDongV01}")
private String systemKey;
private static String SM4_KEY_PROCESSED;
private static String SM4_TOKEN_PROCESSED;
private static String SYSTEM_KEY_HEX;
@PostConstruct
public void init() {
// Go 的方式:处理为16字节(不是转16进制!)
SM4_KEY_PROCESSED = processString(sm4Key, 16, "s");
SM4_TOKEN_PROCESSED = processString(sm4Token, 16, "s");
// 前端的 systemKey 转16进制(仅用于验证)
SYSTEM_KEY_HEX = stringToHex(systemKey);
/*System.out.println("=== SM4Utils 初始化 ===");
System.out.println("Go 的 Sm4Key: " + sm4Key);
System.out.println("Go 的 Sm4Key(处理后16字节): " + SM4_KEY_PROCESSED);
System.out.println("Go 的 Sm4Token: " + sm4Token);
System.out.println("Go 的 Sm4Token(处理后16字节): " + SM4_TOKEN_PROCESSED);
System.out.println("前端的 VITE_APP_SYSTEM_KEY: " + systemKey);
System.out.println("前端的 systemKey(hex): " + SYSTEM_KEY_HEX);
System.out.println("注意:Java 应该使用 Go 的 Sm4Key,而不是前端的 systemKey!");*/
}
/**
* 处理字符串为指定长度 Go ProcessString 完全一致
* 超过截断不足用 pad 补全
*/
private static String processString(String s, int length, String pad) {
// 如果字符串长度已经符合要求,直接返回
if (s.length() == length) {
return s;
}
// 如果字符串长度超过了要求,截取指定长度的部分
if (s.length() > length) {
return s.substring(0, length);
}
// 如果字符串长度不足,使用pad字符串进行补充
StringBuilder sb = new StringBuilder(s);
while (sb.length() < length) {
sb.append(pad);
}
return sb.substring(0, length); // 确保不会超过长度
}
/**
* 字符串转16进制仅用于与前端对比
*/
private static String stringToHex(String str) {
byte[] bytes = str.getBytes(StandardCharsets.UTF_8);
StringBuilder hex = new StringBuilder();
for (byte b : bytes) {
hex.append(String.format("%02x", b));
}
return hex.toString();
}
/**
* 判断是否为32位16进制字符串
*/
private static boolean isValidHex32(String str) {
if (str == null || str.length() != 32) return false;
return str.matches("[0-9a-fA-F]{32}");
}
/**
* 加密方法 Go SM4Encrypt 完全一致
* @param data 要加密的字符串数据
* @param customKey 自定义密钥Auth-key如果提供则用作 IV
* @return 加密后的16进制字符串
*/
public static String encrypt(String data, String customKey) throws Exception {
// 1. 确定加密密钥(使用 Go 的 Sm4Key)
String keyStr = SM4_KEY_PROCESSED;
byte[] keyBytes = keyStr.getBytes(StandardCharsets.UTF_8);
// 2. 确定 IV(如果有 customKey 则用 customKey,否则用 Sm4Token)
String ivStr = SM4_TOKEN_PROCESSED;
if (customKey != null && !customKey.isEmpty()) {
// Go 的逻辑:如果有 customKey,处理为16字节
ivStr = processString(customKey, 16, "s");
}
byte[] ivBytes = ivStr.getBytes(StandardCharsets.UTF_8);
/*System.out.println("=== Java 加密参数 ===");
System.out.println("加密密钥: " + keyStr + " (UTF-8字节: " + bytesToHex(keyBytes) + ")");
System.out.println("IV: " + ivStr + " (UTF-8字节: " + bytesToHex(ivBytes) + ")");
System.out.println("原始数据: " + data);*/
// 3. 使用 BouncyCastle 进行 SM4-CBC 加密
PaddedBufferedBlockCipher cipher = new PaddedBufferedBlockCipher(
new CBCBlockCipher(new SM4Engine()), new PKCS7Padding()
);
cipher.init(true, new ParametersWithIV(new KeyParameter(keyBytes), ivBytes));
byte[] inputBytes = data.getBytes(StandardCharsets.UTF_8);
byte[] outputBytes = new byte[cipher.getOutputSize(inputBytes.length)];
int length1 = cipher.processBytes(inputBytes, 0, inputBytes.length, outputBytes, 0);
int length2 = cipher.doFinal(outputBytes, length1);
byte[] encryptedBytes = new byte[length1 + length2];
System.arraycopy(outputBytes, 0, encryptedBytes, 0, encryptedBytes.length);
String result = bytesToHex(encryptedBytes);
//System.out.println("加密结果(hex): " + result);
return result;
}
/**
* 解密方法 Go SM4Decrypt 完全一致
* @param encryptedHex 加密后的16进制字符串
* @param customKey 自定义密钥Auth-key如果提供则用作 IV
* @return 解密后的字符串
*/
public static String decrypt(String encryptedHex, String customKey) throws Exception {
// 1. 确定加密密钥(使用 Go 的 Sm4Key)
String keyStr = SM4_KEY_PROCESSED;
byte[] keyBytes = keyStr.getBytes(StandardCharsets.UTF_8);
// 2. 确定 IV(如果有 customKey 则用 customKey,否则用 Sm4Token)
String ivStr = SM4_TOKEN_PROCESSED;
if (customKey != null && !customKey.isEmpty()) {
// Go 的逻辑:如果有 customKey,处理为16字节
ivStr = processString(customKey, 16, "s");
}
byte[] ivBytes = ivStr.getBytes(StandardCharsets.UTF_8);
/*System.out.println("=== Java 解密参数 ===");
System.out.println("解密密钥: " + keyStr + " (UTF-8字节: " + bytesToHex(keyBytes) + ")");
System.out.println("IV: " + ivStr + " (UTF-8字节: " + bytesToHex(ivBytes) + ")");
System.out.println("加密数据(hex): " + encryptedHex);*/
// 3. 转换加密数据
byte[] encryptedBytes = hexToBytes(encryptedHex);
// 4. 使用 BouncyCastle 进行 SM4-CBC 解密
PaddedBufferedBlockCipher cipher = new PaddedBufferedBlockCipher(
new CBCBlockCipher(new SM4Engine()), new PKCS7Padding()
);
cipher.init(false, new ParametersWithIV(new KeyParameter(keyBytes), ivBytes));
byte[] outputBytes = new byte[cipher.getOutputSize(encryptedBytes.length)];
int length1 = cipher.processBytes(encryptedBytes, 0, encryptedBytes.length, outputBytes, 0);
int length2 = cipher.doFinal(outputBytes, length1);
byte[] decryptedBytes = new byte[length1 + length2];
System.arraycopy(outputBytes, 0, decryptedBytes, 0, decryptedBytes.length);
String result = new String(decryptedBytes, StandardCharsets.UTF_8);
//System.out.println("解密结果: " + result);
return result;
}
/**
* 字节数组转16进制字符串
*/
private static String bytesToHex(byte[] bytes) {
StringBuilder hex = new StringBuilder();
for (byte b : bytes) {
hex.append(String.format("%02x", b));
}
return hex.toString();
}
/**
* 16进制字符串转字节数组
*/
private static byte[] hexToBytes(String hex) {
if (hex.length() % 2 != 0) {
throw new IllegalArgumentException("Hex string length must be even");
}
byte[] bytes = new byte[hex.length() / 2];
for (int i = 0; i < bytes.length; i++) {
int index = i * 2;
bytes[i] = (byte) Integer.parseInt(hex.substring(index, index + 2), 16);
}
return bytes;
}
}

40
src/main/java/com/hxgk/zxxy/utils/sm4/WebConfig.java

@ -0,0 +1,40 @@
package com.hxgk.zxxy.utils.sm4;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import java.util.List;
@Configuration
public class WebConfig implements WebMvcConfigurer {
@Autowired
private SM4Interceptor sm4Interceptor;
@Autowired
private DecryptedArgumentResolver decryptedArgumentResolver;
@Override
public void addInterceptors(InterceptorRegistry registry) {
registry.addInterceptor(sm4Interceptor)
.addPathPatterns("/**")
.excludePathPatterns(
"/error",
"/api/sm4-test/**", // 排除测试接口
"/actuator/**", // 排除监控接口
"/swagger-ui/**", // 排除 Swagger
"/v2/api-docs", // 排除 API 文档
"/webjars/**" // 排除静态资源
);
}
@Override
public void addArgumentResolvers(List<HandlerMethodArgumentResolver> resolvers) {
resolvers.add(decryptedArgumentResolver);
}
}

14
src/main/resources/application-dev.yml

@ -9,6 +9,10 @@ mybatis:
#配置xml的结果别名
type-aliases-package: com.hxgk.zxxy.model.entity
spring:
jackson:
default-property-inclusion: NON_NULL
date-format: yyyy-MM-dd HH:mm:ss
time-zone: GMT+8
autoconfigure:
#去除durid配置
exclude: com.alibaba.druid.spring.boot.autoconfigure.DruidDataSourceAutoConfigure
@ -115,3 +119,13 @@ spring:
port: 6379
password: Redis+brngJ3U19@8_Z2^7a
timeout: 10000
# Go 后端的 SM4 配置(Java 应该使用这些)
sm4:
key: "hengxingaokeApp1" # Go 的 Sm4Key
token: "04TzMuvkHm_EZnHm" # Go 的 Sm4Token
system-key: "appKeyQinDongV01"
app-key: "04TzMuvkHm_EZnHm"

12
src/main/resources/application-prodout.yml

@ -9,6 +9,10 @@ mybatis:
#配置xml的结果别名
type-aliases-package: com.hxgk.zxxy.model.entity
spring:
jackson:
default-property-inclusion: NON_NULL
date-format: yyyy-MM-dd HH:mm:ss
time-zone: GMT+8
autoconfigure:
#去除durid配置
exclude: com.alibaba.druid.spring.boot.autoconfigure.DruidDataSourceAutoConfigure
@ -114,3 +118,11 @@ spring:
min-idle: 0
port: 6379
timeout: 10000
# Go 后端的 SM4 配置(Java 应该使用这些)
sm4:
key: "hengxingaokeApp1" # Go 的 Sm4Key
token: "04TzMuvkHm_EZnHm" # Go 的 Sm4Token
system-key: "appKeyQinDongV01"
app-key: "04TzMuvkHm_EZnHm"

2
src/main/resources/application.yml

@ -1,5 +1,5 @@
spring:
profiles:
active: prodout
active: dev
server:
port: 8111
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