feat: 重构为前后端分离架构并完善设备端演示
- 新增 Web 用户端（登录体系 + 统一 REST API 调用） - 后端增加用户认证、统一 ApiResponse、CORS 支持 - Android 设备端迁移至 MVVM + DataBinding + Retrofit 网络层 - 完善 README 架构说明与密码学原理文档 - 新增 .gitignore 与持久化数据表说明
This commit is contained in:
TongTongStudio
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package com.secure.demo.auth;
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import com.secure.demo.common.ApiResponse;
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import com.secure.demo.common.UnauthorizedException;
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import com.secure.demo.model.User;
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import com.secure.demo.service.KeyManagementService;
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import org.springframework.web.bind.annotation.PostMapping;
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import org.springframework.web.bind.annotation.RequestBody;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import java.util.Map;
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/**
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* 用户端认证接口（前后端分离后的用户登录体系）。
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*
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* 模拟真实场景：
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* - 用户端（Web / App）先注册/登录获取 Bearer Token
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* - 后续所有用户侧接口（绑定、短信、恢复、下载解密）携带
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* {@code Authorization: Bearer <token>}
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* - 设备端（Android）无登录体系，不调用本接口
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*
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* 安全说明（Demo 简化）：
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* - 密码明文存数据库（app_user.password），仅用于演示流程
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* - 生产环境应使用 Spring Security + BCrypt + JWT/Redis 会话
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*/
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@RestController
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@RequestMapping("/api/auth")
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public class AuthController {
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private final KeyManagementService keyManagementService;
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private final TokenService tokenService;
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public AuthController(KeyManagementService keyManagementService, TokenService tokenService) {
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this.keyManagementService = keyManagementService;
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this.tokenService = tokenService;
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}
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/**
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* 用户注册
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*
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* Request: { "userId": "alice", "phone": "13800138000", "password": "123456" }
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* Response: data = { "token": "...", "userId": "alice" }
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*/
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@PostMapping("/register")
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public ApiResponse<Map<String, String>> register(@RequestBody Map<String, String> req) {
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String userId = req.get("userId");
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String phone = req.get("phone");
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String password = req.getOrDefault("password", "123456");
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if (userId == null || userId.isBlank()) {
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throw new IllegalArgumentException("userId required");
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}
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if (phone == null || phone.isBlank()) {
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throw new IllegalArgumentException("phone required");
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}
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if (keyManagementService.userExists(userId)) {
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throw new IllegalArgumentException("User already exists: " + userId);
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}
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keyManagementService.registerUser(userId, phone);
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keyManagementService.setPassword(userId, password);
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String token = tokenService.createToken(userId);
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return ApiResponse.ok(Map.of(
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"token", token,
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"userId", userId
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));
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}
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/**
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* 用户登录
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*
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* Request: { "userId": "alice", "password": "123456" }
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* Response: data = { "token": "...", "userId": "alice" }
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*/
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@PostMapping("/login")
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public ApiResponse<Map<String, String>> login(@RequestBody Map<String, String> req) {
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String userId = req.get("userId");
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String password = req.get("password");
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if (userId == null || userId.isBlank() || password == null) {
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throw new IllegalArgumentException("userId and password required");
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}
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User user = keyManagementService.getUser(userId);
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if (user == null) {
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throw new UnauthorizedException("User not found: " + userId);
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}
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String storedPassword = user.getPassword() != null ? user.getPassword() : "123456";
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if (!password.equals(storedPassword)) {
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throw new UnauthorizedException("Invalid password");
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}
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String token = tokenService.createToken(userId);
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return ApiResponse.ok(Map.of(
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"token", token,
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"userId", userId
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));
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}
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/**
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* 登出（注销 Token）
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*
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* Request: { "token": "..." }
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*/
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@PostMapping("/logout")
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public ApiResponse<Void> logout(@RequestBody Map<String, String> req) {
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String token = req.get("token");
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if (token != null) {
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tokenService.revoke(token);
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}
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return ApiResponse.ok();
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}
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}
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@@ -0,0 +1,63 @@
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package com.secure.demo.auth;
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import org.springframework.stereotype.Service;
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import java.util.Map;
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import java.util.UUID;
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import java.util.concurrent.ConcurrentHashMap;
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/**
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* 登录 Token 服务（内存实现，模拟真实登录体系）。
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*
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* 真实生产：Token 应是无状态 JWT（RSA 签名）+ Redis 黑名单，或服务端会话存 Redis。
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* Demo 用内存 Map 即可，重启后 Token 失效（符合预期）。
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*/
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@Service
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public class TokenService {
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/** Token 有效期（毫秒），默认 24 小时 */
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private static final long TTL_MS = 24 * 60 * 60 * 1000L;
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/** token -> 过期时间戳 */
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private final Map<String, Long> tokenExpiry = new ConcurrentHashMap<>();
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/** token -> userId */
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private final Map<String, String> tokenUser = new ConcurrentHashMap<>();
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/**
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* 为指定用户签发 Token
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*/
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public String createToken(String userId) {
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String token = UUID.randomUUID().toString().replace("-", "") + UUID.randomUUID().toString().replace("-", "");
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tokenExpiry.put(token, System.currentTimeMillis() + TTL_MS);
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tokenUser.put(token, userId);
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return token;
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}
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/**
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* 校验 Token 并返回 userId；无效/过期返回 null
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*/
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public String getUserId(String token) {
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if (token == null || token.isEmpty()) {
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return null;
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}
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Long expiry = tokenExpiry.get(token);
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if (expiry == null) {
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return null;
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}
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if (expiry < System.currentTimeMillis()) {
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tokenExpiry.remove(token);
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tokenUser.remove(token);
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return null;
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}
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return tokenUser.get(token);
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}
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/**
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* 注销 Token（登出）
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*/
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public void revoke(String token) {
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tokenExpiry.remove(token);
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tokenUser.remove(token);
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}
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}
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@@ -0,0 +1,19 @@
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package com.secure.demo.common;
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/**
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* 携带 HTTP 状态码的业务异常。
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* 由 GlobalExceptionHandler 统一转换为 ApiResponse 返回。
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*/
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public class ApiException extends RuntimeException {
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private final int status;
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public ApiException(int status, String message) {
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super(message);
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this.status = status;
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}
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public int getStatus() {
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return status;
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}
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}
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@@ -0,0 +1,74 @@
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package com.secure.demo.common;
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/**
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* 统一 API 响应包装（前后端分离约定的标准响应格式）。
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*
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* <pre>
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* {
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* "code": 0, // 0 = 成功，非 0 = 业务失败
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* "message": "ok", // 人类可读信息
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* "data": { ... } // 业务数据（成功时存在）
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* }
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* </pre>
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*
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* Web 用户端与 Android 设备端都按此格式解析，不再各自约定裸 Map 结构。
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*/
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public class ApiResponse<T> {
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public static final int CODE_OK = 0;
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private int code;
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private String message;
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private T data;
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public ApiResponse() {
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}
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public ApiResponse(int code, String message, T data) {
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this.code = code;
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this.message = message;
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this.data = data;
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}
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public static <T> ApiResponse<T> ok(T data) {
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return new ApiResponse<>(CODE_OK, "ok", data);
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}
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public static ApiResponse<Void> ok() {
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return new ApiResponse<>(CODE_OK, "ok", null);
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}
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public static <T> ApiResponse<T> fail(int code, String message) {
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return new ApiResponse<>(code, message, null);
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}
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public boolean isOk() {
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return code == CODE_OK;
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}
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// ===== Getters & Setters =====
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public int getCode() {
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return code;
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}
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public void setCode(int code) {
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this.code = code;
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}
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public String getMessage() {
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return message;
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}
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public void setMessage(String message) {
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this.message = message;
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}
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public T getData() {
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return data;
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}
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public void setData(T data) {
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this.data = data;
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}
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}
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@@ -0,0 +1,49 @@
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package com.secure.demo.common;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.ResponseEntity;
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import org.springframework.web.bind.annotation.ExceptionHandler;
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import org.springframework.web.bind.annotation.RestControllerAdvice;
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/**
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* 全局异常处理：所有异常统一收敛为 ApiResponse 格式，
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* 前端（Web 用户端 / Android 设备端）只解析 code/message/data 三种字段。
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*/
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@RestControllerAdvice
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public class GlobalExceptionHandler {
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/** 业务异常：状态码由异常自带（400/401/403/409/500 等） */
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@ExceptionHandler(ApiException.class)
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public ResponseEntity<ApiResponse<Void>> handleApiException(ApiException e) {
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return ResponseEntity.status(e.getStatus())
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.body(ApiResponse.fail(e.getStatus(), e.getMessage()));
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}
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/** 未登录 / 凭证无效 */
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@ExceptionHandler(UnauthorizedException.class)
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public ResponseEntity<ApiResponse<Void>> handleUnauthorized(UnauthorizedException e) {
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return ResponseEntity.status(HttpStatus.UNAUTHORIZED)
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.body(ApiResponse.fail(401, e.getMessage()));
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}
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/** 无权限 / 校验失败 */
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@ExceptionHandler(SecurityException.class)
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public ResponseEntity<ApiResponse<Void>> handleSecurity(SecurityException e) {
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return ResponseEntity.status(HttpStatus.FORBIDDEN)
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.body(ApiResponse.fail(403, e.getMessage()));
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}
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/** 参数错误 */
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@ExceptionHandler(IllegalArgumentException.class)
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public ResponseEntity<ApiResponse<Void>> handleIllegalArgument(IllegalArgumentException e) {
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return ResponseEntity.status(HttpStatus.BAD_REQUEST)
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.body(ApiResponse.fail(400, e.getMessage()));
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}
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/** 其余未捕获异常 */
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@ExceptionHandler(Exception.class)
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public ResponseEntity<ApiResponse<Void>> handleOther(Exception e) {
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return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
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.body(ApiResponse.fail(500, "Internal server error: " + e.getMessage()));
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}
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}
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@@ -0,0 +1,12 @@
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package com.secure.demo.common;
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/**
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* 未登录 / 凭证缺失异常（HTTP 401）。
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* 与 SecurityException（403，已登录但无权限）区分开。
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*/
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public class UnauthorizedException extends RuntimeException {
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public UnauthorizedException(String message) {
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super(message);
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}
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}
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@@ -0,0 +1,26 @@
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package com.secure.demo.config;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.web.servlet.config.annotation.CorsRegistry;
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import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
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/**
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* Web 层配置。
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*
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* 前后端分离后，Web 用户端（web-client，如 http://localhost:3000）
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* 与后端（http://localhost:8080）跨域通信，必须放开 CORS。
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* 生产环境请将 allowedOriginPatterns 收紧为具体的域名白名单。
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*/
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@Configuration
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public class WebConfig implements WebMvcConfigurer {
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@Override
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public void addCorsMappings(CorsRegistry registry) {
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registry.addMapping("/api/**")
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.allowedOriginPatterns("*")
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.allowedMethods("GET", "POST", "PUT", "DELETE", "OPTIONS")
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.allowedHeaders("*")
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.allowCredentials(true)
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.maxAge(3600);
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}
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}
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@@ -1,39 +1,62 @@
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package com.secure.demo.controller;
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import com.secure.demo.auth.TokenService;
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import com.secure.demo.common.ApiException;
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import com.secure.demo.common.ApiResponse;
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import com.secure.demo.common.UnauthorizedException;
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import com.secure.demo.crypto.AesGcmUtil;
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import com.secure.demo.crypto.RsaUtil;
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import com.secure.demo.model.Device;
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import com.secure.demo.model.EncryptedPhoto;
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import com.secure.demo.repository.EncryptedPhotoRepository;
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import com.secure.demo.service.DeviceBindingService;
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import com.secure.demo.service.DeviceBindingService.RecoveryResponse;
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import com.secure.demo.service.KeyManagementService;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.ResponseEntity;
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import jakarta.servlet.http.HttpServletRequest;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.web.bind.annotation.*;
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import javax.crypto.SecretKey;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.security.PublicKey;
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import java.util.ArrayList;
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import java.util.Base64;
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import java.util.List;
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import java.util.Map;
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import java.util.UUID;
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import java.util.concurrent.ConcurrentHashMap;
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/**
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* 设备安全 API 控制器
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*
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* ┌─────────────────────────────────────────────────────────────┐
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* │ 接口清单 │
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* ├─────────────────────────────────────────────────────────────┤
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* │ POST /api/device/register 设备注册（SN + 公钥） │
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* │ POST /api/device/bind 用户绑定设备 │
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* │ POST /api/device/sms/send 发送短信验证码 │
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* │ POST /api/photo/upload 上传加密照片 │
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* │ POST /api/device/recover 恢复设备（短信验证） │
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* │ POST /api/photo/recover 恢复后获取照片 DEK │
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* │ GET /api/photo/{id}/decrypt 用户下载并解密照片 │
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* └─────────────────────────────────────────────────────────────┘
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* 设备安全 API 控制器（前后端分离版）
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*
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* ┌────────────────────────────────────────────────────────────────┐
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* │ 接口分组（模拟真实场景） │
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* ├────────────────────────────────────────────────────────────────┤
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* │ 公开： │
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* │ POST /api/auth/register 用户注册（返回 Token） │
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* │ POST /api/auth/login 用户登录（返回 Token） │
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* │ GET /api/health 健康检查 │
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* ├────────────────────────────────────────────────────────────────┤
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* │ 设备端（无登录体系，信任边界=TEE 密钥/SN/Recovery Token）： │
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* │ POST /api/device/register 设备注册（SN + 公钥） │
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* │ POST /api/photo/upload 上传加密照片（设备签名） │
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* │ POST /api/photo/recover 恢复后获取照片 DEK │
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* ├────────────────────────────────────────────────────────────────┤
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* │ 用户端（需要 Authorization: Bearer <token>）： │
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* │ POST /api/device/bind 绑定设备（SN） │
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* │ POST /api/device/sms/send 发送短信验证码 │
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* │ POST /api/device/recover 恢复授权（短信验证） │
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* │ GET /api/photo/{id}/decrypt 下载并解密照片 │
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* │ GET /api/user/photos 我的照片列表（新增） │
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* │ GET /api/user/devices 我的设备列表（新增） │
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* └────────────────────────────────────────────────────────────────┘
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*
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* 鉴权优先级（用户端接口）：Bearer Token > X-User-Id Header（Android
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* demo 兼容）> body.userId（集成测试兼容）。生产环境只保留 Bearer Token。
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||||
*
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||||
* 所有响应统一为 ApiResponse{code, message, data}，前端只依赖该契约。
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||||
*/
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@RestController
|
||||
@RequestMapping("/api")
|
||||
@@ -41,102 +64,148 @@ public class DeviceController {
|
||||
|
||||
private final KeyManagementService keyManagementService;
|
||||
private final DeviceBindingService deviceBindingService;
|
||||
private final EncryptedPhotoRepository photoRepository;
|
||||
private final TokenService tokenService;
|
||||
|
||||
// 照片数据库（生产环境替换为 JPA/MinIO）
|
||||
private final Map<String, EncryptedPhoto> photoDB = new ConcurrentHashMap<>();
|
||||
// 密文文件落盘根目录（来自配置 app.upload.dir，默认 ./uploads）
|
||||
private final Path uploadRoot;
|
||||
|
||||
public DeviceController(KeyManagementService keyManagementService,
|
||||
DeviceBindingService deviceBindingService) {
|
||||
DeviceBindingService deviceBindingService,
|
||||
EncryptedPhotoRepository photoRepository,
|
||||
TokenService tokenService,
|
||||
@Value("${app.upload.dir:./uploads}") String uploadDir) {
|
||||
this.keyManagementService = keyManagementService;
|
||||
this.deviceBindingService = deviceBindingService;
|
||||
this.photoRepository = photoRepository;
|
||||
this.tokenService = tokenService;
|
||||
this.uploadRoot = Paths.get(uploadDir);
|
||||
// 启动时确保上传目录存在
|
||||
try {
|
||||
Files.createDirectories(this.uploadRoot);
|
||||
} catch (IOException e) {
|
||||
throw new IllegalStateException("无法创建上传目录: " + this.uploadRoot, e);
|
||||
}
|
||||
}
|
||||
|
||||
// ==================== 1. 设备注册 ====================
|
||||
// ==================== 0. 健康检查（公开） ====================
|
||||
|
||||
@GetMapping("/health")
|
||||
public ApiResponse<Map<String, String>> health() {
|
||||
return ApiResponse.ok(Map.of("status", "ok", "service", "secure-device-demo"));
|
||||
}
|
||||
|
||||
// ==================== 1. 设备注册（设备端，无登录） ====================
|
||||
|
||||
/**
|
||||
* 设备首次启动 / 恢复出厂后调用
|
||||
*
|
||||
* Request:
|
||||
* {
|
||||
* "sn": "SN-DEMO-001",
|
||||
* "publicKeyBase64": "MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE..."
|
||||
* }
|
||||
*
|
||||
* Response:
|
||||
* {
|
||||
* "deviceId": "...",
|
||||
* "sn": "SN-DEMO-001",
|
||||
* "message": "Device registered successfully"
|
||||
* }
|
||||
* Request: { "sn": "SN-DEMO-001", "publicKeyBase64": "..." }
|
||||
* Response: data = { "deviceId": "...", "sn": "SN-DEMO-001", "message": "..." }
|
||||
*/
|
||||
@PostMapping("/device/register")
|
||||
public ResponseEntity<?> registerDevice(@RequestBody Map<String, String> req) {
|
||||
public ApiResponse<Map<String, String>> registerDevice(@RequestBody Map<String, String> req) {
|
||||
String sn = req.get("sn");
|
||||
String publicKeyBase64 = req.get("publicKeyBase64");
|
||||
|
||||
if (sn == null || publicKeyBase64 == null) {
|
||||
return ResponseEntity.badRequest().body(Map.of("error", "sn and publicKeyBase64 required"));
|
||||
throw new IllegalArgumentException("sn and publicKeyBase64 required");
|
||||
}
|
||||
|
||||
Device device = deviceBindingService.registerDevice(sn, publicKeyBase64);
|
||||
return ResponseEntity.ok(Map.of(
|
||||
return ApiResponse.ok(Map.of(
|
||||
"deviceId", device.getDeviceId(),
|
||||
"sn", device.getSn(),
|
||||
"message", "Device registered successfully"
|
||||
));
|
||||
}
|
||||
|
||||
// ==================== 2. 用户绑定设备 ====================
|
||||
/**
|
||||
* 查询设备注册/绑定状态（设备端，无登录，App 启动时调用以复用已有状态）。
|
||||
*
|
||||
* 用途：App 每次重启后，先查询「该 SN 是否已注册/已绑定」，避免重复注册与绑定。
|
||||
*
|
||||
* Request: GET /api/device/status?sn=SN-DEMO-001
|
||||
* Response: data = {
|
||||
* "registered": true, // 该 SN 是否已注册
|
||||
* "bound": true, // 是否已绑定用户
|
||||
* "active": true, // 是否激活
|
||||
* "deviceId": "...", // 已注册时返回
|
||||
* "userId": "...", // 已绑定时返回
|
||||
* "publicKeyBase64": "..." // 已注册时返回（供 App 判断公钥是否轮换）
|
||||
* }
|
||||
*/
|
||||
@GetMapping("/device/status")
|
||||
public ApiResponse<Map<String, Object>> deviceStatus(@RequestParam("sn") String sn) {
|
||||
if (sn == null || sn.isBlank()) {
|
||||
throw new IllegalArgumentException("sn required");
|
||||
}
|
||||
Device device = deviceBindingService.findDeviceBySn(sn);
|
||||
boolean registered = device != null;
|
||||
boolean bound = registered && device.getUserId() != null && !device.getUserId().isBlank();
|
||||
boolean active = registered && device.isActive();
|
||||
|
||||
return ApiResponse.ok(Map.of(
|
||||
"registered", registered,
|
||||
"bound", bound,
|
||||
"active", active,
|
||||
"deviceId", registered ? device.getDeviceId() : "",
|
||||
"userId", bound ? device.getUserId() : "",
|
||||
"publicKeyBase64", registered ? device.getPublicKeyBase64() : ""
|
||||
));
|
||||
}
|
||||
|
||||
// ==================== 2. 用户绑定设备（用户端，登录） ====================
|
||||
|
||||
/**
|
||||
* 用户登录后绑定 SN
|
||||
*
|
||||
* Request:
|
||||
* {
|
||||
* "userId": "user-001",
|
||||
* "sn": "SN-DEMO-001"
|
||||
* }
|
||||
* Request: { "sn": "SN-DEMO-001" } （userId 由 Token / Header 解析）
|
||||
* Response: data = { "message": "..." }
|
||||
*/
|
||||
@PostMapping("/device/bind")
|
||||
public ResponseEntity<?> bindDevice(@RequestBody Map<String, String> req) {
|
||||
String userId = req.get("userId");
|
||||
public ApiResponse<Map<String, String>> bindDevice(@RequestBody Map<String, String> req,
|
||||
HttpServletRequest httpRequest) {
|
||||
String userId = resolveUserId(httpRequest, req);
|
||||
String sn = req.get("sn");
|
||||
|
||||
if (userId == null || sn == null) {
|
||||
return ResponseEntity.badRequest().body(Map.of("error", "userId and sn required"));
|
||||
if (sn == null) {
|
||||
throw new IllegalArgumentException("sn required");
|
||||
}
|
||||
|
||||
// Demo：用户不存在则自动注册（生产环境从用户体系获取）
|
||||
// 已登录用户不存在时自动注册（生产环境用户一定已存在，此分支仅为兼容旧 demo）
|
||||
if (!keyManagementService.userExists(userId)) {
|
||||
String phone = req.getOrDefault("phone", "13800138000");
|
||||
keyManagementService.registerUser(userId, phone);
|
||||
}
|
||||
|
||||
deviceBindingService.bindDeviceToUser(userId, sn);
|
||||
return ResponseEntity.ok(Map.of("message", "Device bound to user successfully"));
|
||||
return ApiResponse.ok(Map.of("message", "Device bound to user successfully"));
|
||||
}
|
||||
|
||||
// ==================== 3. 短信验证码 ====================
|
||||
// ==================== 3. 短信验证码（用户端，登录） ====================
|
||||
|
||||
/**
|
||||
* 发送短信验证码
|
||||
* 发送短信验证码（登录态防短信轰炸）
|
||||
*
|
||||
* Request: { "phone": "13800138000" }
|
||||
* Request: { "phone": "13800138000" }
|
||||
* Response: data = { "message": "..." }
|
||||
*/
|
||||
@PostMapping("/device/sms/send")
|
||||
public ResponseEntity<?> sendSms(@RequestBody Map<String, String> req) {
|
||||
public ApiResponse<Map<String, String>> sendSms(@RequestBody Map<String, String> req,
|
||||
HttpServletRequest httpRequest) {
|
||||
// 必须登录才能发短信（防轰炸）
|
||||
resolveUserId(httpRequest, req);
|
||||
String phone = req.get("phone");
|
||||
if (phone == null) {
|
||||
return ResponseEntity.badRequest().body(Map.of("error", "phone required"));
|
||||
throw new IllegalArgumentException("phone required");
|
||||
}
|
||||
deviceBindingService.sendSmsCode(phone);
|
||||
return ResponseEntity.ok(Map.of("message", "SMS code sent (check server logs for demo code)"));
|
||||
return ApiResponse.ok(Map.of("message", "SMS code sent (check server logs for demo code)"));
|
||||
}
|
||||
|
||||
// ==================== 4. 上传加密照片 ====================
|
||||
// ==================== 4. 上传加密照片（设备端，无登录） ====================
|
||||
|
||||
/**
|
||||
* 设备上传加密照片（信封加密）
|
||||
* 设备上传加密照片（信封加密，设备私钥签名防伪）
|
||||
*
|
||||
* Request:
|
||||
* {
|
||||
@@ -148,15 +217,9 @@ public class DeviceController {
|
||||
* "metadataSignature": "...", <-- 设备私钥签名
|
||||
* "metadata": "SN-DEMO-001|ts|photo-001"
|
||||
* }
|
||||
*
|
||||
* 服务端处理：
|
||||
* 1. 查找设备 & 验证归属
|
||||
* 2. 验签（TODO：用设备公钥验证 metadataSignature）
|
||||
* 3. 用 UK 加密 DEK（信封加密）
|
||||
* 4. 存储密文 + 加密后的 DEK
|
||||
*/
|
||||
@PostMapping("/photo/upload")
|
||||
public ResponseEntity<?> uploadPhoto(@RequestBody Map<String, String> req) {
|
||||
public ApiResponse<Map<String, String>> uploadPhoto(@RequestBody Map<String, String> req) {
|
||||
String sn = req.get("sn");
|
||||
String photoId = req.getOrDefault("photoId", UUID.randomUUID().toString().replace("-", ""));
|
||||
String ciphertextBase64 = req.get("ciphertextBase64");
|
||||
@@ -168,148 +231,118 @@ public class DeviceController {
|
||||
// 1. 查找设备
|
||||
Device device = deviceBindingService.findDeviceBySn(sn);
|
||||
if (device == null) {
|
||||
return ResponseEntity.status(HttpStatus.NOT_FOUND)
|
||||
.body(Map.of("error", "Device not registered for SN: " + sn));
|
||||
throw new ApiException(404, "Device not registered for SN: " + sn);
|
||||
}
|
||||
if (!device.isActive()) {
|
||||
return ResponseEntity.status(HttpStatus.FORBIDDEN)
|
||||
.body(Map.of("error", "Device not active. Please complete recovery."));
|
||||
throw new SecurityException("Device not active. Please complete recovery.");
|
||||
}
|
||||
|
||||
String userId = device.getUserId();
|
||||
if (userId == null) {
|
||||
return ResponseEntity.status(HttpStatus.FORBIDDEN)
|
||||
.body(Map.of("error", "Device not bound to any user"));
|
||||
throw new SecurityException("Device not bound to any user");
|
||||
}
|
||||
|
||||
// 2. TODO: 验签
|
||||
// PublicKey devicePubKey = RsaUtil.publicKeyFromBase64(device.getPublicKeyBase64());
|
||||
// boolean valid = SignatureUtil.verify(metadata, metadataSignature, devicePubKey);
|
||||
// if (!valid) return 403;
|
||||
// 2. 验签：用设备公钥验证 metadataSignature（SHA256withRSA），防伪/防篡改
|
||||
if (metadata == null || metadataSignature == null || metadataSignature.isEmpty()) {
|
||||
throw new IllegalArgumentException("metadata and metadataSignature required");
|
||||
}
|
||||
// 元数据必须以设备 SN 开头，防止跨设备重放他人签名
|
||||
if (!metadata.startsWith(sn + "|")) {
|
||||
throw new SecurityException("metadata must be bound to this device SN");
|
||||
}
|
||||
PublicKey devicePubKey = RsaUtil.publicKeyFromBase64(device.getPublicKeyBase64());
|
||||
if (!RsaUtil.verifySignature(metadata, metadataSignature, devicePubKey)) {
|
||||
throw new SecurityException("Metadata signature verification failed");
|
||||
}
|
||||
|
||||
// 3. 用 UK 加密 DEK（服务端永远只存 "UK 加密后的 DEK"）
|
||||
String encryptedDek = keyManagementService.wrapDEK(dekBase64, userId);
|
||||
|
||||
// 4. 存储
|
||||
// 4. 密文落盘
|
||||
String filePath;
|
||||
try {
|
||||
filePath = writeCiphertextToFile(photoId, ciphertextBase64);
|
||||
} catch (IOException e) {
|
||||
throw new ApiException(500, "Failed to save ciphertext file: " + e.getMessage());
|
||||
}
|
||||
|
||||
// 5. 元数据存数据库
|
||||
EncryptedPhoto photo = new EncryptedPhoto(
|
||||
photoId, device.getDeviceId(), userId,
|
||||
ciphertextBase64, ivBase64,
|
||||
filePath, ivBase64,
|
||||
encryptedDek, metadataSignature
|
||||
);
|
||||
photoDB.put(photoId, photo);
|
||||
photoRepository.save(photo);
|
||||
deviceBindingService.addPhotoToUser(userId, photoId);
|
||||
|
||||
return ResponseEntity.ok(Map.of(
|
||||
return ApiResponse.ok(Map.of(
|
||||
"photoId", photoId,
|
||||
"message", "Photo uploaded and encrypted successfully"
|
||||
"filePath", filePath,
|
||||
"message", "Photo uploaded, encrypted and saved successfully"
|
||||
));
|
||||
}
|
||||
|
||||
// ==================== 5. 恢复设备（核心） ====================
|
||||
// ==================== 5. 恢复授权（用户端，登录） ====================
|
||||
|
||||
/**
|
||||
* 恢复出厂后重新绑定 + 授权
|
||||
*
|
||||
* Request:
|
||||
* {
|
||||
* "userId": "user-001",
|
||||
* "sn": "SN-DEMO-001",
|
||||
* "smsCode": "123456",
|
||||
* "newPublicKeyBase64": "MFkwEwYHKoZIzj0CAQY..."
|
||||
* }
|
||||
*
|
||||
* Response:
|
||||
* {
|
||||
* "deviceId": "...",
|
||||
* "encryptedRecoveryToken": "...", <-- 用新设备公钥加密
|
||||
* "nonce": "...",
|
||||
* "message": "..."
|
||||
* }
|
||||
*
|
||||
* 安全链路：
|
||||
* 1. 验证短信 → 确认是用户本人
|
||||
* 2. 确认 SN 归属 → 确认设备所有权
|
||||
* 3. 更新公钥 → 恢复出厂后密钥对已变
|
||||
* 4. 生成 Token → 用新公钥加密下发
|
||||
* 5. 旧设备自动失效（TEE 私钥已销毁）
|
||||
* Request: { "sn": "...", "smsCode": "000000", "newPublicKeyBase64": "..." }
|
||||
* Response: data = { "deviceId": "...", "encryptedRecoveryToken": "...", "nonce": "...", "message": "..." }
|
||||
*/
|
||||
@PostMapping("/device/recover")
|
||||
public ResponseEntity<?> recoverDevice(@RequestBody Map<String, String> req) {
|
||||
String userId = req.get("userId");
|
||||
public ApiResponse<Map<String, String>> recoverDevice(@RequestBody Map<String, String> req,
|
||||
HttpServletRequest httpRequest) {
|
||||
String userId = resolveUserId(httpRequest, req);
|
||||
String sn = req.get("sn");
|
||||
String smsCode = req.get("smsCode");
|
||||
String newPublicKeyBase64 = req.get("newPublicKeyBase64");
|
||||
|
||||
if (userId == null || sn == null || smsCode == null || newPublicKeyBase64 == null) {
|
||||
return ResponseEntity.badRequest()
|
||||
.body(Map.of("error", "userId, sn, smsCode, newPublicKeyBase64 all required"));
|
||||
if (sn == null || smsCode == null || newPublicKeyBase64 == null) {
|
||||
throw new IllegalArgumentException("sn, smsCode, newPublicKeyBase64 all required");
|
||||
}
|
||||
|
||||
try {
|
||||
RecoveryResponse resp = deviceBindingService.recoverDevice(
|
||||
userId, sn, smsCode, newPublicKeyBase64
|
||||
);
|
||||
return ResponseEntity.ok(Map.of(
|
||||
"deviceId", resp.deviceId,
|
||||
"encryptedRecoveryToken", resp.encryptedRecoveryToken,
|
||||
"nonce", resp.nonce,
|
||||
"message", "Recovery authorized. Device can now fetch DEKs."
|
||||
));
|
||||
} catch (SecurityException e) {
|
||||
return ResponseEntity.status(HttpStatus.FORBIDDEN).body(Map.of("error", e.getMessage()));
|
||||
} catch (IllegalArgumentException e) {
|
||||
return ResponseEntity.badRequest().body(Map.of("error", e.getMessage()));
|
||||
}
|
||||
RecoveryResponse resp = deviceBindingService.recoverDevice(
|
||||
userId, sn, smsCode, newPublicKeyBase64
|
||||
);
|
||||
return ApiResponse.ok(Map.of(
|
||||
"deviceId", resp.deviceId,
|
||||
"encryptedRecoveryToken", resp.encryptedRecoveryToken,
|
||||
"nonce", resp.nonce,
|
||||
"message", "Recovery authorized. Device can now fetch DEKs."
|
||||
));
|
||||
}
|
||||
|
||||
// ==================== 6. 恢复后获取照片 DEK ====================
|
||||
// ==================== 6. 恢复后获取照片 DEK（设备端，无登录） ====================
|
||||
|
||||
/**
|
||||
* 设备用 Recovery Token 获取该用户所有照片的 DEK
|
||||
* 服务端用设备当前公钥逐一加密 DEK 后下发
|
||||
*
|
||||
* Request:
|
||||
* {
|
||||
* "deviceId": "...",
|
||||
* "recoveryToken": "...",
|
||||
* "userId": "user-001"
|
||||
* }
|
||||
*
|
||||
* Response:
|
||||
* {
|
||||
* "deviceId": "...",
|
||||
* "photoCount": 3,
|
||||
* "deks": [
|
||||
* {"photoId": "p1", "encryptedDekBase64": "..."},
|
||||
* ...
|
||||
* ]
|
||||
* }
|
||||
* Request: { "deviceId": "...", "recoveryToken": "...", "userId": "user-001" }
|
||||
* Response: data = { "deviceId": "...", "photoCount": 3, "deks": [{"photoId","encryptedDekBase64"}] }
|
||||
*/
|
||||
@PostMapping("/photo/recover")
|
||||
public ResponseEntity<?> recoverPhotos(@RequestBody Map<String, String> req) {
|
||||
public ApiResponse<Map<String, Object>> recoverPhotos(@RequestBody Map<String, String> req) {
|
||||
String deviceId = req.get("deviceId");
|
||||
String recoveryToken = req.get("recoveryToken");
|
||||
String userId = req.get("userId");
|
||||
|
||||
if (deviceId == null || recoveryToken == null || userId == null) {
|
||||
return ResponseEntity.badRequest()
|
||||
.body(Map.of("error", "deviceId, recoveryToken, userId all required"));
|
||||
throw new IllegalArgumentException("deviceId, recoveryToken, userId all required");
|
||||
}
|
||||
|
||||
// 1. 验证设备
|
||||
Device device = deviceBindingService.getDevice(deviceId);
|
||||
if (device == null || !device.isActive()) {
|
||||
return ResponseEntity.status(HttpStatus.FORBIDDEN)
|
||||
.body(Map.of("error", "Device not active"));
|
||||
throw new SecurityException("Device not active");
|
||||
}
|
||||
if (!userId.equals(device.getUserId())) {
|
||||
return ResponseEntity.status(HttpStatus.FORBIDDEN)
|
||||
.body(Map.of("error", "Token does not match device owner"));
|
||||
throw new SecurityException("Token does not match device owner");
|
||||
}
|
||||
|
||||
// 2. TODO: 解析并验证 recoveryToken 中的 nonce + 时间窗口
|
||||
// Token 格式: userId|deviceId|timestamp|nonce
|
||||
// 验证 deviceId 匹配、时间在窗口内、nonce 未重放
|
||||
// 2. 验证 recoveryToken：deviceId 匹配 + 5 分钟时间窗口 + nonce 一次性防重放
|
||||
// Token 明文格式: userId|deviceId|timestamp|nonce（设备用 TEE 私钥解密后回传）
|
||||
if (!deviceBindingService.validateRecoveryToken(deviceId, recoveryToken)) {
|
||||
throw new SecurityException("Invalid, expired or replayed recovery token");
|
||||
}
|
||||
|
||||
// 3. 获取设备公钥，用于包裹 DEK 下发
|
||||
PublicKey devicePubKey = RsaUtil.publicKeyFromBase64(device.getPublicKeyBase64());
|
||||
@@ -317,7 +350,7 @@ public class DeviceController {
|
||||
// 4. 遍历照片：UK 解 DEK → 设备公钥加密 DEK → 下发
|
||||
List<Map<String, String>> dekList = new ArrayList<>();
|
||||
for (String photoId : deviceBindingService.getUserPhotoIds(userId)) {
|
||||
EncryptedPhoto photo = photoDB.get(photoId);
|
||||
EncryptedPhoto photo = photoRepository.findById(photoId).orElse(null);
|
||||
if (photo == null) continue;
|
||||
|
||||
// 用 UK 解出明文 DEK
|
||||
@@ -332,66 +365,150 @@ public class DeviceController {
|
||||
));
|
||||
}
|
||||
|
||||
return ResponseEntity.ok(Map.of(
|
||||
return ApiResponse.ok(Map.of(
|
||||
"deviceId", deviceId,
|
||||
"photoCount", dekList.size(),
|
||||
"deks", dekList
|
||||
));
|
||||
}
|
||||
|
||||
// ==================== 7. 用户下载照片（解密） ====================
|
||||
// ==================== 7. 下载解密照片（用户端，登录） ====================
|
||||
|
||||
/**
|
||||
* 用户端（已登录）下载并解密照片
|
||||
*
|
||||
* 流程：
|
||||
* 1. 鉴权（X-User-Id Header）
|
||||
* 2. 检查 photo 归属
|
||||
* 3. UK 解密 DEK → DEK 解密照片
|
||||
* 4. 明文通过 HTTPS 返回
|
||||
* 流程：鉴权(Bearer Token / X-User-Id) → 归属检查 → UK 解 DEK → DEK 解照片
|
||||
* Response: data = { "photoId": "...", "plaintextBase64": "..." }
|
||||
*/
|
||||
@GetMapping("/photo/{photoId}/decrypt")
|
||||
public ResponseEntity<?> downloadAndDecrypt(@PathVariable String photoId,
|
||||
@RequestHeader("X-User-Id") String userId) {
|
||||
EncryptedPhoto photo = photoDB.get(photoId);
|
||||
public ApiResponse<Map<String, String>> downloadAndDecrypt(@PathVariable String photoId,
|
||||
HttpServletRequest httpRequest) {
|
||||
String userId = resolveUserId(httpRequest, null);
|
||||
EncryptedPhoto photo = photoRepository.findById(photoId).orElse(null);
|
||||
if (photo == null) {
|
||||
return ResponseEntity.notFound().build();
|
||||
throw new ApiException(404, "Photo not found: " + photoId);
|
||||
}
|
||||
|
||||
// 归属检查
|
||||
if (!userId.equals(photo.getUserId())) {
|
||||
return ResponseEntity.status(HttpStatus.FORBIDDEN)
|
||||
.body(Map.of("error", "Not your photo"));
|
||||
throw new SecurityException("Not your photo");
|
||||
}
|
||||
|
||||
try {
|
||||
// 从文件读取密文并转 Base64 字符串
|
||||
String ciphertextBase64 = readCiphertextFromFile(photo.getFilePath());
|
||||
|
||||
// 1. UK 解密 DEK
|
||||
SecretKey dek = keyManagementService.unwrapDEK(photo.getEncryptedDekBase64(), userId);
|
||||
|
||||
// 2. DEK 解密照片
|
||||
byte[] plaintext = AesGcmUtil.decrypt(
|
||||
photo.getCiphertextBase64(),
|
||||
ciphertextBase64,
|
||||
photo.getIvBase64(),
|
||||
dek
|
||||
);
|
||||
|
||||
// 3. 返回明文（生产环境用 StreamingResponseBody 大文件流式传输）
|
||||
return ResponseEntity.ok()
|
||||
.header("Content-Type", "application/octet-stream")
|
||||
.header("Content-Disposition",
|
||||
"attachment; filename=\"" + photoId + ".bin\"")
|
||||
.body(Base64.getEncoder().encodeToString(plaintext));
|
||||
// 3. 返回明文（JSON Base64，生产环境可用 StreamingResponseBody 流式传输）
|
||||
return ApiResponse.ok(Map.of(
|
||||
"photoId", photoId,
|
||||
"plaintextBase64", Base64.getEncoder().encodeToString(plaintext)
|
||||
));
|
||||
|
||||
} catch (Exception e) {
|
||||
return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
|
||||
.body(Map.of("error", "Decryption failed: " + e.getMessage()));
|
||||
throw new ApiException(500, "Decryption failed: " + e.getMessage());
|
||||
}
|
||||
}
|
||||
|
||||
// ==================== 8. 健康检查 ====================
|
||||
// ==================== 8. 我的照片列表（用户端，登录） ====================
|
||||
|
||||
@GetMapping("/health")
|
||||
public ResponseEntity<?> health() {
|
||||
return ResponseEntity.ok(Map.of("status", "ok", "service", "secure-device-demo"));
|
||||
/**
|
||||
* 当前登录用户的照片列表（仅 photoId，不含密文/DEK）
|
||||
*
|
||||
* Response: data = { "photos": ["photo-001", "photo-002", ...] }
|
||||
*/
|
||||
@GetMapping("/user/photos")
|
||||
public ApiResponse<Map<String, Object>> getUserPhotos(HttpServletRequest httpRequest) {
|
||||
String userId = resolveUserId(httpRequest, null);
|
||||
List<String> photoIds = deviceBindingService.getUserPhotoIds(userId);
|
||||
return ApiResponse.ok(Map.of("photos", photoIds));
|
||||
}
|
||||
|
||||
// ==================== 9. 我的设备列表（用户端，登录） ====================
|
||||
|
||||
/**
|
||||
* 当前登录用户的设备列表
|
||||
*
|
||||
* Response: data = { "devices": [ { "deviceId","sn","active","bindTime","lastRecoveryTime" } ] }
|
||||
*/
|
||||
@GetMapping("/user/devices")
|
||||
public ApiResponse<Map<String, Object>> getUserDevices(HttpServletRequest httpRequest) {
|
||||
String userId = resolveUserId(httpRequest, null);
|
||||
List<Device> devices = deviceBindingService.getDevicesByUser(userId);
|
||||
|
||||
List<Map<String, Object>> list = new ArrayList<>();
|
||||
for (Device d : devices) {
|
||||
list.add(Map.of(
|
||||
"deviceId", d.getDeviceId(),
|
||||
"sn", d.getSn(),
|
||||
"active", d.isActive(),
|
||||
"bindTime", d.getBindTime(),
|
||||
"lastRecoveryTime", d.getLastRecoveryTime()
|
||||
));
|
||||
}
|
||||
return ApiResponse.ok(Map.of("devices", list));
|
||||
}
|
||||
|
||||
// ==================== 鉴权辅助 ====================
|
||||
|
||||
/**
|
||||
* 解析当前请求的用户 ID。
|
||||
*
|
||||
* 优先级：
|
||||
* 1. Authorization: Bearer <token>（Web 用户端登录后携带，真实场景唯一方式）
|
||||
* 2. X-User-Id Header（Android 设备端 demo 兼容，AuthInterceptor 自动注入）
|
||||
* 3. body.userId（集成测试 / 旧调用兼容）
|
||||
*
|
||||
* 均无 → 401 Unauthorized
|
||||
*/
|
||||
private String resolveUserId(HttpServletRequest request, Map<String, String> body) {
|
||||
// 1. Bearer Token（真实场景）
|
||||
String auth = request.getHeader("Authorization");
|
||||
if (auth != null && auth.startsWith("Bearer ")) {
|
||||
String userId = tokenService.getUserId(auth.substring(7).trim());
|
||||
if (userId != null) {
|
||||
return userId;
|
||||
}
|
||||
throw new UnauthorizedException("Invalid or expired token");
|
||||
}
|
||||
// 2. X-User-Id Header（Android demo 兼容）
|
||||
String headerUserId = request.getHeader("X-User-Id");
|
||||
if (headerUserId != null && !headerUserId.isBlank()) {
|
||||
return headerUserId;
|
||||
}
|
||||
// 3. body.userId（集成测试 / 旧调用兼容）
|
||||
if (body != null && body.get("userId") != null && !body.get("userId").isBlank()) {
|
||||
return body.get("userId");
|
||||
}
|
||||
throw new UnauthorizedException("Login required: missing Authorization Bearer token");
|
||||
}
|
||||
|
||||
// ==================== 文件落盘辅助方法 ====================
|
||||
|
||||
/**
|
||||
* 将 Base64 密文解码后写入上传目录，文件名 = {photoId}.enc
|
||||
*
|
||||
* @return 文件绝对路径
|
||||
*/
|
||||
private String writeCiphertextToFile(String photoId, String ciphertextBase64) throws IOException {
|
||||
Path target = uploadRoot.resolve(photoId + ".enc");
|
||||
byte[] raw = Base64.getDecoder().decode(ciphertextBase64);
|
||||
Files.write(target, raw);
|
||||
return target.toAbsolutePath().toString();
|
||||
}
|
||||
|
||||
/**
|
||||
* 从落盘文件读取密文并转为 Base64 字符串（供 AesGcmUtil.decrypt 使用）
|
||||
*/
|
||||
private String readCiphertextFromFile(String filePath) throws IOException {
|
||||
byte[] raw = Files.readAllBytes(Paths.get(filePath));
|
||||
return Base64.getEncoder().encodeToString(raw);
|
||||
}
|
||||
}
|
||||
|
||||
@@ -83,6 +83,13 @@ public class AesGcmUtil {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 从原始字节构建 AES 密钥（用于恢复流程：解密 DEK 后还原 SecretKey）
|
||||
*/
|
||||
public static SecretKey secretKeyFromBytes(byte[] keyBytes) {
|
||||
return new javax.crypto.spec.SecretKeySpec(keyBytes, ALGO);
|
||||
}
|
||||
|
||||
/**
|
||||
* 加密结果
|
||||
*/
|
||||
|
||||
@@ -1,7 +1,9 @@
|
||||
package com.secure.demo.crypto;
|
||||
|
||||
import java.nio.charset.StandardCharsets;
|
||||
import java.security.KeyFactory;
|
||||
import java.security.PublicKey;
|
||||
import java.security.Signature;
|
||||
import java.security.spec.X509EncodedKeySpec;
|
||||
import java.util.Base64;
|
||||
import javax.crypto.Cipher;
|
||||
@@ -12,16 +14,18 @@ import javax.crypto.Cipher;
|
||||
* 与 Android 端 DeviceCrypto 配套：
|
||||
* - Android Keystore 生成 RSA-2048 密钥对
|
||||
* - 私钥在 TEE 中不可导出
|
||||
* - 公钥上传服务端，用于加密下发数据
|
||||
* - 公钥上传服务端，用于加密下发数据 / 验证设备签名
|
||||
*
|
||||
* 用途：
|
||||
* - 加密 Recovery Token（设备恢复时下发）
|
||||
* - 加密 DEK（恢复后逐张照片下发）
|
||||
* - 验证设备对照片元数据的签名（SHA256withRSA）
|
||||
*/
|
||||
public class RsaUtil {
|
||||
|
||||
private static final String KEY_ALGO = "RSA";
|
||||
private static final String TRANSFORMATION = "RSA/ECB/OAEPWithSHA-256AndMGF1Padding";
|
||||
private static final String SIGN_ALGO = "SHA256withRSA";
|
||||
|
||||
private RsaUtil() {}
|
||||
|
||||
@@ -58,4 +62,31 @@ public class RsaUtil {
|
||||
public static String encryptBase64(byte[] data, PublicKey publicKey) {
|
||||
return Base64.getEncoder().encodeToString(encryptWithPublicKey(data, publicKey));
|
||||
}
|
||||
|
||||
/**
|
||||
* 用设备 RSA 私钥解密（恢复流程：设备在 TEE 内解密 Recovery Token / DEK）
|
||||
*/
|
||||
public static byte[] decryptWithPrivateKey(byte[] data, java.security.PrivateKey privateKey) {
|
||||
try {
|
||||
Cipher cipher = Cipher.getInstance(TRANSFORMATION);
|
||||
cipher.init(Cipher.DECRYPT_MODE, privateKey);
|
||||
return cipher.doFinal(data);
|
||||
} catch (Exception e) {
|
||||
throw new RuntimeException("RSA decrypt failed", e);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 用设备 RSA 公钥验证 SHA256withRSA 签名（照片元数据防伪/防篡改）
|
||||
*/
|
||||
public static boolean verifySignature(String data, String signatureBase64, PublicKey publicKey) {
|
||||
try {
|
||||
Signature signature = Signature.getInstance(SIGN_ALGO);
|
||||
signature.initVerify(publicKey);
|
||||
signature.update(data.getBytes(StandardCharsets.UTF_8));
|
||||
return signature.verify(Base64.getDecoder().decode(signatureBase64));
|
||||
} catch (Exception e) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@@ -1,21 +1,44 @@
|
||||
package com.secure.demo.model;
|
||||
|
||||
import jakarta.persistence.*;
|
||||
|
||||
/**
|
||||
* 设备实体
|
||||
* 设备实体（JPA 持久化，替换原内存 ConcurrentHashMap）
|
||||
*
|
||||
* 安全要点：
|
||||
* - publicKeyBase64：设备 TEE 公钥（用于加密下发数据）
|
||||
* - 每次恢复出厂会生成新密钥对，需要更新此字段
|
||||
* - sn 仅做身份标识，不参与加密
|
||||
* - 旧设备在恢复出厂 / 重新注册时通过 active=false 停用，而非物理删除
|
||||
*/
|
||||
@Entity
|
||||
@Table(name = "device",
|
||||
indexes = {
|
||||
@Index(name = "idx_device_sn", columnList = "sn"),
|
||||
@Index(name = "idx_device_user", columnList = "userId")
|
||||
})
|
||||
public class Device {
|
||||
|
||||
private String deviceId; // 设备唯一ID（可用 SN 或 UUID）
|
||||
@Id
|
||||
@Column(name = "device_id", length = 64)
|
||||
private String deviceId; // 设备唯一ID（UUID）
|
||||
|
||||
@Column(name = "sn", length = 64, nullable = false)
|
||||
private String sn; // 设备序列号
|
||||
|
||||
@Column(name = "user_id", length = 64)
|
||||
private String userId; // 绑定的用户ID
|
||||
|
||||
@Column(name = "public_key_base64", columnDefinition = "TEXT")
|
||||
private String publicKeyBase64; // 设备 TEE 公钥（Base64）
|
||||
|
||||
@Column(name = "bind_time")
|
||||
private long bindTime; // 绑定时间
|
||||
|
||||
@Column(name = "last_recovery_time")
|
||||
private long lastRecoveryTime; // 最近一次恢复时间
|
||||
|
||||
@Column(name = "active")
|
||||
private boolean active; // 是否激活
|
||||
|
||||
// 构造器
|
||||
|
||||
@@ -1,37 +1,57 @@
|
||||
package com.secure.demo.model;
|
||||
|
||||
import jakarta.persistence.*;
|
||||
|
||||
/**
|
||||
* 加密照片实体
|
||||
*
|
||||
* 安全要点：
|
||||
* - ciphertextBase64：AES-GCM 密文
|
||||
* - filePath：密文文件落盘路径（AES-GCM 密文，非 Base64 内联）
|
||||
* - ivBase64：GCM IV（每次随机）
|
||||
* - encryptedDekBase64：DEK 被用户主密钥（UK）加密后的密文
|
||||
* - metadataSignature：设备私钥签名（防伪造）
|
||||
*
|
||||
* 服务端永远不存明文照片和明文 DEK
|
||||
*/
|
||||
@Entity
|
||||
@Table(name = "encrypted_photo")
|
||||
public class EncryptedPhoto {
|
||||
|
||||
@Id
|
||||
@Column(name = "photo_id", length = 64)
|
||||
private String photoId;
|
||||
|
||||
@Column(name = "device_id", length = 64)
|
||||
private String deviceId; // 来源设备
|
||||
|
||||
@Column(name = "user_id", length = 64)
|
||||
private String userId; // 所属用户
|
||||
private String ciphertextBase64; // 照片密文
|
||||
|
||||
@Column(name = "file_path", length = 512)
|
||||
private String filePath; // 密文文件落盘路径
|
||||
|
||||
@Column(name = "iv_base64", length = 256)
|
||||
private String ivBase64; // GCM IV
|
||||
|
||||
@Column(name = "encrypted_dek_base64", length = 1024)
|
||||
private String encryptedDekBase64; // DEK 被 UK 加密后的密文
|
||||
|
||||
@Column(name = "metadata_signature", length = 1024)
|
||||
private String metadataSignature; // 设备签名
|
||||
|
||||
@Column(name = "upload_time")
|
||||
private long uploadTime;
|
||||
|
||||
// 构造器
|
||||
public EncryptedPhoto() {}
|
||||
|
||||
public EncryptedPhoto(String photoId, String deviceId, String userId,
|
||||
String ciphertextBase64, String ivBase64,
|
||||
String filePath, String ivBase64,
|
||||
String encryptedDekBase64, String metadataSignature) {
|
||||
this.photoId = photoId;
|
||||
this.deviceId = deviceId;
|
||||
this.userId = userId;
|
||||
this.ciphertextBase64 = ciphertextBase64;
|
||||
this.filePath = filePath;
|
||||
this.ivBase64 = ivBase64;
|
||||
this.encryptedDekBase64 = encryptedDekBase64;
|
||||
this.metadataSignature = metadataSignature;
|
||||
@@ -49,8 +69,8 @@ public class EncryptedPhoto {
|
||||
public String getUserId() { return userId; }
|
||||
public void setUserId(String userId) { this.userId = userId; }
|
||||
|
||||
public String getCiphertextBase64() { return ciphertextBase64; }
|
||||
public void setCiphertextBase64(String ciphertextBase64) { this.ciphertextBase64 = ciphertextBase64; }
|
||||
public String getFilePath() { return filePath; }
|
||||
public void setFilePath(String filePath) { this.filePath = filePath; }
|
||||
|
||||
public String getIvBase64() { return ivBase64; }
|
||||
public void setIvBase64(String ivBase64) { this.ivBase64 = ivBase64; }
|
||||
|
||||
@@ -1,21 +1,37 @@
|
||||
package com.secure.demo.model;
|
||||
|
||||
import jakarta.persistence.*;
|
||||
|
||||
import java.util.Base64;
|
||||
import javax.crypto.SecretKey;
|
||||
import javax.crypto.spec.SecretKeySpec;
|
||||
|
||||
/**
|
||||
* 用户实体
|
||||
* 用户实体（JPA 持久化，替换原内存 ConcurrentHashMap）
|
||||
*
|
||||
* 安全要点：
|
||||
* - ukEncryptedBase64：用户主密钥（UK），由用户口令或 KMS 保护
|
||||
* - 实际生产环境 UK 不应直接存数据库，应由 KMS 托管
|
||||
* - password 为 Demo 简化（明文），生产环境应使用 BCrypt 哈希
|
||||
*/
|
||||
@Entity
|
||||
@Table(name = "app_user")
|
||||
public class User {
|
||||
|
||||
@Id
|
||||
@Column(name = "user_id", length = 64)
|
||||
private String userId;
|
||||
|
||||
@Column(name = "phone", length = 32)
|
||||
private String phone; // 手机号（用于短信验证）
|
||||
|
||||
@Column(name = "uk_encrypted_base64", columnDefinition = "TEXT")
|
||||
private String ukEncryptedBase64; // 加密后的用户主密钥（UK）
|
||||
|
||||
@Column(name = "password", length = 128)
|
||||
private String password; // 登录密码（Demo 明文，生产用 BCrypt）
|
||||
|
||||
@Column(name = "phone_verified", length = 8)
|
||||
private String phoneVerified; // 手机号是否已验证
|
||||
|
||||
// 构造器
|
||||
@@ -55,6 +71,9 @@ public class User {
|
||||
public String getUkEncryptedBase64() { return ukEncryptedBase64; }
|
||||
public void setUkEncryptedBase64(String ukEncryptedBase64) { this.ukEncryptedBase64 = ukEncryptedBase64; }
|
||||
|
||||
public String getPassword() { return password; }
|
||||
public void setPassword(String password) { this.password = password; }
|
||||
|
||||
public String getPhoneVerified() { return phoneVerified; }
|
||||
public void setPhoneVerified(String phoneVerified) { this.phoneVerified = phoneVerified; }
|
||||
}
|
||||
|
||||
@@ -0,0 +1,53 @@
|
||||
package com.secure.demo.model;
|
||||
|
||||
import jakarta.persistence.*;
|
||||
|
||||
/**
|
||||
* 用户-照片 关联实体（JPA 持久化，替换原内存 userPhotos Map）。
|
||||
*
|
||||
* 用途：记录用户上传的照片索引（userId -> photoId 列表），
|
||||
* 用于「我的照片列表」「恢复照片遍历」等场景。
|
||||
*/
|
||||
@Entity
|
||||
@Table(name = "user_photo",
|
||||
indexes = {
|
||||
@Index(name = "idx_user_photo_user", columnList = "user_id")
|
||||
})
|
||||
public class UserPhoto {
|
||||
|
||||
@Id
|
||||
@GeneratedValue(strategy = GenerationType.IDENTITY)
|
||||
@Column(name = "id")
|
||||
private Long id;
|
||||
|
||||
@Column(name = "user_id", length = 64, nullable = false)
|
||||
private String userId;
|
||||
|
||||
@Column(name = "photo_id", length = 64, nullable = false)
|
||||
private String photoId;
|
||||
|
||||
@Column(name = "created_time")
|
||||
private long createdTime;
|
||||
|
||||
public UserPhoto() {}
|
||||
|
||||
public UserPhoto(String userId, String photoId) {
|
||||
this.userId = userId;
|
||||
this.photoId = photoId;
|
||||
this.createdTime = System.currentTimeMillis();
|
||||
}
|
||||
|
||||
// ===== Getters & Setters =====
|
||||
|
||||
public Long getId() { return id; }
|
||||
public void setId(Long id) { this.id = id; }
|
||||
|
||||
public String getUserId() { return userId; }
|
||||
public void setUserId(String userId) { this.userId = userId; }
|
||||
|
||||
public String getPhotoId() { return photoId; }
|
||||
public void setPhotoId(String photoId) { this.photoId = photoId; }
|
||||
|
||||
public long getCreatedTime() { return createdTime; }
|
||||
public void setCreatedTime(long createdTime) { this.createdTime = createdTime; }
|
||||
}
|
||||
@@ -0,0 +1,17 @@
|
||||
package com.secure.demo.repository;
|
||||
|
||||
import com.secure.demo.model.Device;
|
||||
import org.springframework.data.jpa.repository.JpaRepository;
|
||||
import org.springframework.stereotype.Repository;
|
||||
|
||||
import java.util.Optional;
|
||||
|
||||
/**
|
||||
* 设备仓库（JPA 持久化）。
|
||||
*/
|
||||
@Repository
|
||||
public interface DeviceRepository extends JpaRepository<Device, String> {
|
||||
|
||||
/** 按 SN 查找「当前激活」的设备（一个 SN 可能有多条历史记录，仅一条 active） */
|
||||
Optional<Device> findBySnAndActiveTrue(String sn);
|
||||
}
|
||||
@@ -0,0 +1,9 @@
|
||||
package com.secure.demo.repository;
|
||||
|
||||
import com.secure.demo.model.EncryptedPhoto;
|
||||
import org.springframework.data.jpa.repository.JpaRepository;
|
||||
import org.springframework.stereotype.Repository;
|
||||
|
||||
@Repository
|
||||
public interface EncryptedPhotoRepository extends JpaRepository<EncryptedPhoto, String> {
|
||||
}
|
||||
@@ -0,0 +1,17 @@
|
||||
package com.secure.demo.repository;
|
||||
|
||||
import com.secure.demo.model.UserPhoto;
|
||||
import org.springframework.data.jpa.repository.JpaRepository;
|
||||
import org.springframework.stereotype.Repository;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
/**
|
||||
* 用户-照片关联仓库（JPA 持久化）。
|
||||
*/
|
||||
@Repository
|
||||
public interface UserPhotoRepository extends JpaRepository<UserPhoto, Long> {
|
||||
|
||||
/** 按用户查询其所有照片 ID（按创建时间升序） */
|
||||
List<UserPhoto> findByUserIdOrderByCreatedTimeAsc(String userId);
|
||||
}
|
||||
@@ -0,0 +1,12 @@
|
||||
package com.secure.demo.repository;
|
||||
|
||||
import com.secure.demo.model.User;
|
||||
import org.springframework.data.jpa.repository.JpaRepository;
|
||||
import org.springframework.stereotype.Repository;
|
||||
|
||||
/**
|
||||
* 用户仓库（JPA 持久化）。
|
||||
*/
|
||||
@Repository
|
||||
public interface UserRepository extends JpaRepository<User, String> {
|
||||
}
|
||||
@@ -3,20 +3,22 @@ package com.secure.demo.service;
|
||||
import com.secure.demo.crypto.RsaUtil;
|
||||
import com.secure.demo.model.Device;
|
||||
import com.secure.demo.model.User;
|
||||
import com.secure.demo.model.UserPhoto;
|
||||
import com.secure.demo.repository.DeviceRepository;
|
||||
import com.secure.demo.repository.UserPhotoRepository;
|
||||
import org.springframework.stereotype.Service;
|
||||
import org.springframework.transaction.annotation.Transactional;
|
||||
import javax.crypto.SecretKey;
|
||||
import java.security.PublicKey;
|
||||
import java.util.Base64;
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
import java.util.UUID;
|
||||
import java.util.concurrent.ConcurrentHashMap;
|
||||
import java.util.concurrent.ConcurrentLinkedQueue;
|
||||
import java.util.logging.Logger;
|
||||
|
||||
/**
|
||||
* 设备绑定与恢复服务
|
||||
* 设备绑定与恢复服务（JPA 持久化版）
|
||||
*
|
||||
* 职责：
|
||||
* 1. 设备注册（上传公钥 + SN）
|
||||
@@ -30,50 +32,74 @@ import java.util.logging.Logger;
|
||||
* - 恢复时生成新 Recovery Token，用新设备公钥加密
|
||||
* - 每次恢复后轮换相关密钥
|
||||
* - 旧设备自动停用
|
||||
*
|
||||
* 持久化说明：
|
||||
* - 设备/绑定关系已落库（device 表），服务重启不丢失
|
||||
* - 短信码 / Recovery Token nonce 属短时效，仍存内存（生产换 Redis）
|
||||
*/
|
||||
@Service
|
||||
public class DeviceBindingService {
|
||||
|
||||
private static final Logger log = Logger.getLogger(DeviceBindingService.class.getName());
|
||||
|
||||
// ===== 模拟数据库（生产环境替换为 JPA/Redis） =====
|
||||
private final Map<String, Device> deviceDB = new ConcurrentHashMap<>(); // deviceId -> Device
|
||||
private final Map<String, String> snToDeviceId = new ConcurrentHashMap<>(); // sn -> deviceId
|
||||
private final Map<String, String> smsCodeDB = new ConcurrentHashMap<>(); // phone -> smsCode
|
||||
private final Map<String, ConcurrentLinkedQueue<String>> userPhotos = new ConcurrentHashMap<>(); // userId -> photoIds
|
||||
|
||||
private final DeviceRepository deviceRepository;
|
||||
private final UserPhotoRepository userPhotoRepository;
|
||||
private final KeyManagementService keyManagementService;
|
||||
|
||||
public DeviceBindingService(KeyManagementService keyManagementService) {
|
||||
// ===== 短时效状态（仍内存，生产环境替换为 Redis） =====
|
||||
private final Map<String, String> smsCodeDB = new ConcurrentHashMap<>(); // phone -> smsCode
|
||||
|
||||
/** 已消费的 Recovery Token nonce（防重放），生产环境放 Redis 并设置过期 */
|
||||
private final java.util.Set<String> usedRecoveryNonces = ConcurrentHashMap.newKeySet();
|
||||
|
||||
/** Recovery Token 有效时间窗口（毫秒） */
|
||||
private static final long TOKEN_VALID_WINDOW_MS = 5 * 60 * 1000L;
|
||||
|
||||
public DeviceBindingService(DeviceRepository deviceRepository,
|
||||
UserPhotoRepository userPhotoRepository,
|
||||
KeyManagementService keyManagementService) {
|
||||
this.deviceRepository = deviceRepository;
|
||||
this.userPhotoRepository = userPhotoRepository;
|
||||
this.keyManagementService = keyManagementService;
|
||||
}
|
||||
|
||||
// ==================== 1. 设备注册 ====================
|
||||
|
||||
/**
|
||||
* 设备首次启动 / 恢复出厂后重新注册
|
||||
* 设备首次启动 / 恢复出厂后重新注册（幂等，已持久化）
|
||||
*
|
||||
* 安全逻辑：
|
||||
* - 如果 SN 已存在旧设备 → 停用旧设备（旧 TEE 私钥已随出厂重置销毁）
|
||||
* - 生成新 deviceId
|
||||
* - 存储新公钥
|
||||
* - 同 SN + 同公钥 → 幂等返回已存在设备（App 重启重复注册不产生新 deviceId）
|
||||
* - 公钥变化（恢复出厂）→ 停用旧的 active 设备，继承 SN 归属用户，生成新 deviceId
|
||||
*
|
||||
* 说明：一个 SN 可对应多条历史设备记录（恢复出厂/换机产生新 deviceId），
|
||||
* 因此 SN 不设数据库唯一约束；通过「同一 SN 仅一个 active 设备」的应用层
|
||||
* 逻辑保证唯一激活设备，避免 Duplicate entry。
|
||||
*/
|
||||
@Transactional
|
||||
public Device registerDevice(String sn, String publicKeyBase64) {
|
||||
// 恢复出厂场景：停用旧设备
|
||||
if (snToDeviceId.containsKey(sn)) {
|
||||
String oldDeviceId = snToDeviceId.get(sn);
|
||||
Device oldDevice = deviceDB.get(oldDeviceId);
|
||||
if (oldDevice != null) {
|
||||
oldDevice.setActive(false);
|
||||
log.warning("Old device deactivated (factory reset detected): " + oldDeviceId);
|
||||
}
|
||||
Device existing = findDeviceBySn(sn);
|
||||
|
||||
// 幂等：同一设备重启重复注册
|
||||
if (existing != null && publicKeyBase64.equals(existing.getPublicKeyBase64())) {
|
||||
log.info("Device already registered (idempotent): deviceId=" + existing.getDeviceId()
|
||||
+ " SN: " + sn);
|
||||
return existing;
|
||||
}
|
||||
|
||||
// 恢复出厂场景：停用旧的 active 设备，继承 SN 归属用户
|
||||
String inheritedUserId = null;
|
||||
if (existing != null) {
|
||||
inheritedUserId = existing.getUserId();
|
||||
existing.setActive(false);
|
||||
deviceRepository.save(existing);
|
||||
log.warning("Old device deactivated (factory reset detected): " + existing.getDeviceId());
|
||||
}
|
||||
|
||||
// 生成新设备ID
|
||||
String deviceId = UUID.randomUUID().toString().replace("-", "");
|
||||
Device device = new Device(deviceId, sn, publicKeyBase64);
|
||||
deviceDB.put(deviceId, device);
|
||||
snToDeviceId.put(sn, deviceId);
|
||||
device.setUserId(inheritedUserId);
|
||||
deviceRepository.save(device);
|
||||
|
||||
log.info("Device registered: " + deviceId + " SN: " + sn);
|
||||
return device;
|
||||
@@ -82,46 +108,47 @@ public class DeviceBindingService {
|
||||
// ==================== 2. 用户绑定设备 ====================
|
||||
|
||||
/**
|
||||
* 用户登录后绑定 SN
|
||||
* 建立 userId <-> deviceId 映射
|
||||
* 用户登录后绑定 SN（建立 userId <-> deviceId 映射，已持久化）
|
||||
*/
|
||||
@Transactional
|
||||
public Device bindDeviceToUser(String userId, String sn) {
|
||||
String deviceId = snToDeviceId.get(sn);
|
||||
if (deviceId == null) {
|
||||
Device device = findDeviceBySn(sn);
|
||||
if (device == null) {
|
||||
throw new IllegalArgumentException("Device not registered for SN: " + sn);
|
||||
}
|
||||
|
||||
Device device = deviceDB.get(deviceId);
|
||||
device.setUserId(userId);
|
||||
device.setActive(true);
|
||||
device.setBindTime(System.currentTimeMillis());
|
||||
deviceRepository.save(device);
|
||||
|
||||
log.info("Device " + deviceId + " bound to user " + userId);
|
||||
log.info("Device " + device.getDeviceId() + " bound to user " + userId);
|
||||
return device;
|
||||
}
|
||||
|
||||
/**
|
||||
* 通过 SN 查找设备
|
||||
* 通过 SN 查找「当前激活」的设备（一个 SN 可能有多条历史记录，仅一条 active）
|
||||
*/
|
||||
public Device findDeviceBySn(String sn) {
|
||||
String deviceId = snToDeviceId.get(sn);
|
||||
return deviceId != null ? deviceDB.get(deviceId) : null;
|
||||
return deviceRepository.findBySnAndActiveTrue(sn).orElse(null);
|
||||
}
|
||||
|
||||
/**
|
||||
* 通过 deviceId 查找设备
|
||||
*/
|
||||
public Device getDevice(String deviceId) {
|
||||
return deviceDB.get(deviceId);
|
||||
return deviceRepository.findById(deviceId).orElse(null);
|
||||
}
|
||||
|
||||
// ==================== 3. 短信验证码（模拟） ====================
|
||||
|
||||
/**
|
||||
* 发送短信验证码（模拟）
|
||||
* 生产环境对接阿里云短信 / 腾讯云短信 / AWS SNS
|
||||
* 生产环境对接阿里云短信 / 腾讯云短信 / AWS SNS，随机 6 位码。
|
||||
* Demo 模式固定 000000，便于端到端联调（验证码仍写入 smsCodeDB 并打印日志）。
|
||||
*/
|
||||
public void sendSmsCode(String phone) {
|
||||
String code = String.format("%06d", (int)(Math.random() * 1000000));
|
||||
String code = "000000";
|
||||
smsCodeDB.put(phone, code);
|
||||
log.info("[SMS SIMULATED] Code for " + phone + ": " + code);
|
||||
}
|
||||
@@ -148,6 +175,7 @@ public class DeviceBindingService {
|
||||
* 5. 用新设备公钥加密 Token
|
||||
* 6. 一次性消费短信码
|
||||
*/
|
||||
@Transactional
|
||||
public RecoveryResponse recoverDevice(String userId, String sn, String smsCode, String newPublicKeyBase64) {
|
||||
// 1. 获取用户
|
||||
User user = keyManagementService.getUser(userId);
|
||||
@@ -161,12 +189,10 @@ public class DeviceBindingService {
|
||||
}
|
||||
|
||||
// 3. 确认 SN 归属
|
||||
String deviceId = snToDeviceId.get(sn);
|
||||
if (deviceId == null) {
|
||||
Device device = findDeviceBySn(sn);
|
||||
if (device == null) {
|
||||
throw new IllegalArgumentException("Device not found for SN: " + sn);
|
||||
}
|
||||
|
||||
Device device = deviceDB.get(deviceId);
|
||||
if (!userId.equals(device.getUserId())) {
|
||||
throw new SecurityException("SN does not belong to this user");
|
||||
}
|
||||
@@ -175,11 +201,12 @@ public class DeviceBindingService {
|
||||
device.setPublicKeyBase64(newPublicKeyBase64);
|
||||
device.setLastRecoveryTime(System.currentTimeMillis());
|
||||
device.setActive(true);
|
||||
deviceRepository.save(device);
|
||||
|
||||
// 5. 生成 Recovery Token
|
||||
// 格式：userId|deviceId|timestamp|nonce
|
||||
String nonce = UUID.randomUUID().toString().replace("-", "").substring(0, 16);
|
||||
String tokenPayload = userId + "|" + deviceId + "|" + System.currentTimeMillis() + "|" + nonce;
|
||||
String tokenPayload = userId + "|" + device.getDeviceId() + "|" + System.currentTimeMillis() + "|" + nonce;
|
||||
byte[] tokenBytes = tokenPayload.getBytes();
|
||||
|
||||
// 6. 用新设备公钥加密 Token
|
||||
@@ -189,26 +216,81 @@ public class DeviceBindingService {
|
||||
// 7. 一次性消费短信码
|
||||
smsCodeDB.remove(user.getPhone());
|
||||
|
||||
log.info("Recovery authorized: device=" + deviceId + " user=" + userId + " nonce=" + nonce);
|
||||
log.info("Recovery authorized: device=" + device.getDeviceId() + " user=" + userId + " nonce=" + nonce);
|
||||
|
||||
return new RecoveryResponse(deviceId, encryptedToken, nonce);
|
||||
return new RecoveryResponse(device.getDeviceId(), encryptedToken, nonce);
|
||||
}
|
||||
|
||||
/**
|
||||
* 验证设备回传的 Recovery Token（一次性 + 时间窗口）。
|
||||
*
|
||||
* Token 明文格式：userId|deviceId|timestamp|nonce
|
||||
* - deviceId 必须与请求的 deviceId 一致（防跨设备滥用）
|
||||
* - timestamp 必须在 5 分钟窗口内（防重放/过期）
|
||||
* - nonce 一次性消费（防同一 Token 多次使用）
|
||||
*/
|
||||
public boolean validateRecoveryToken(String deviceId, String token) {
|
||||
if (token == null || token.isEmpty()) {
|
||||
return false;
|
||||
}
|
||||
String[] parts = token.split("\\|");
|
||||
if (parts.length != 4) {
|
||||
return false;
|
||||
}
|
||||
String tokenDeviceId = parts[1];
|
||||
long timestamp;
|
||||
try {
|
||||
timestamp = Long.parseLong(parts[2]);
|
||||
} catch (NumberFormatException e) {
|
||||
return false;
|
||||
}
|
||||
String nonce = parts[3];
|
||||
|
||||
if (!deviceId.equals(tokenDeviceId)) {
|
||||
return false;
|
||||
}
|
||||
long now = System.currentTimeMillis();
|
||||
if (now - timestamp > TOKEN_VALID_WINDOW_MS || timestamp > now + 5000L) {
|
||||
return false;
|
||||
}
|
||||
return usedRecoveryNonces.add(nonce);
|
||||
}
|
||||
|
||||
// ==================== 5. 照片索引管理 ====================
|
||||
|
||||
/**
|
||||
* 记录用户上传的照片
|
||||
* 记录用户上传的照片（已持久化到 user_photo 表）
|
||||
*/
|
||||
@Transactional
|
||||
public void addPhotoToUser(String userId, String photoId) {
|
||||
userPhotos.computeIfAbsent(userId, k -> new ConcurrentLinkedQueue<>()).add(photoId);
|
||||
userPhotoRepository.save(new UserPhoto(userId, photoId));
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取用户所有照片ID
|
||||
* 获取用户所有照片ID（按上传顺序）
|
||||
*/
|
||||
public List<String> getUserPhotoIds(String userId) {
|
||||
ConcurrentLinkedQueue<String> photos = userPhotos.get(userId);
|
||||
return photos != null ? new ArrayList<>(photos) : new ArrayList<>();
|
||||
List<UserPhoto> photos = userPhotoRepository.findByUserIdOrderByCreatedTimeAsc(userId);
|
||||
List<String> result = new ArrayList<>(photos.size());
|
||||
for (UserPhoto p : photos) {
|
||||
result.add(p.getPhotoId());
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
// ==================== 6. 用户设备列表（用户端） ====================
|
||||
|
||||
/**
|
||||
* 获取用户绑定的所有设备（前后端分离后用户端 "我的设备" 页面使用）
|
||||
*/
|
||||
public List<Device> getDevicesByUser(String userId) {
|
||||
List<Device> result = new ArrayList<>();
|
||||
for (Device device : deviceRepository.findAll()) {
|
||||
if (userId.equals(device.getUserId())) {
|
||||
result.add(device);
|
||||
}
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
// ==================== 响应模型 ====================
|
||||
|
||||
@@ -2,14 +2,14 @@ package com.secure.demo.service;
|
||||
|
||||
import com.secure.demo.crypto.AesGcmUtil;
|
||||
import com.secure.demo.model.User;
|
||||
import com.secure.demo.repository.UserRepository;
|
||||
import org.springframework.stereotype.Service;
|
||||
import org.springframework.transaction.annotation.Transactional;
|
||||
import javax.crypto.SecretKey;
|
||||
import java.util.Base64;
|
||||
import java.util.Map;
|
||||
import java.util.concurrent.ConcurrentHashMap;
|
||||
|
||||
/**
|
||||
* 密钥管理服务
|
||||
* 密钥管理服务（JPA 持久化版）
|
||||
*
|
||||
* 职责：
|
||||
* 1. 用户主密钥（UK）生命周期管理
|
||||
@@ -19,22 +19,29 @@ import java.util.concurrent.ConcurrentHashMap;
|
||||
* - UK 在内存中仅临时存在
|
||||
* - DEK 入库前必须用 UK 加密
|
||||
* - 生产环境应替换为 KMS（阿里云KMS / AWS KMS / HashiCorp Vault）
|
||||
*
|
||||
* 持久化说明：
|
||||
* - 用户与 UK 已落库（app_user 表），服务重启不丢失
|
||||
*/
|
||||
@Service
|
||||
public class KeyManagementService {
|
||||
|
||||
// 模拟用户数据库（生产环境替换为 JPA/MyBatis）
|
||||
private final Map<String, User> userDB = new ConcurrentHashMap<>();
|
||||
private final UserRepository userRepository;
|
||||
|
||||
public KeyManagementService(UserRepository userRepository) {
|
||||
this.userRepository = userRepository;
|
||||
}
|
||||
|
||||
// ===== 用户主密钥（UK）管理 =====
|
||||
|
||||
/**
|
||||
* 用户首次注册：生成并存储 UK
|
||||
* 用户首次注册：生成并存储 UK（已持久化）
|
||||
*
|
||||
* 生产环境：
|
||||
* - UK 应由 KMS 生成并托管
|
||||
* - 或用户口令通过 Argon2id 派生 KEK 加密 UK
|
||||
*/
|
||||
@Transactional
|
||||
public User registerUser(String userId, String phone) {
|
||||
User user = new User(userId, phone);
|
||||
|
||||
@@ -42,17 +49,29 @@ public class KeyManagementService {
|
||||
SecretKey uk = AesGcmUtil.generateKey();
|
||||
user.setUK(uk);
|
||||
|
||||
userDB.put(userId, user);
|
||||
return user;
|
||||
return userRepository.save(user);
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取用户 UK（内存操作）
|
||||
* 用户设置登录密码（AuthController 注册时调用，已持久化）
|
||||
*/
|
||||
@Transactional
|
||||
public User setPassword(String userId, String password) {
|
||||
User user = userRepository.findById(userId).orElse(null);
|
||||
if (user == null) {
|
||||
throw new IllegalArgumentException("User not found: " + userId);
|
||||
}
|
||||
user.setPassword(password);
|
||||
return userRepository.save(user);
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取用户 UK
|
||||
*
|
||||
* 生产环境：调 KMS.Decrypt 或用户口令解锁
|
||||
*/
|
||||
public SecretKey getUserUK(String userId) {
|
||||
User user = userDB.get(userId);
|
||||
User user = userRepository.findById(userId).orElse(null);
|
||||
if (user == null) {
|
||||
throw new IllegalArgumentException("User not found: " + userId);
|
||||
}
|
||||
@@ -102,10 +121,10 @@ public class KeyManagementService {
|
||||
// ===== 工具方法 =====
|
||||
|
||||
public boolean userExists(String userId) {
|
||||
return userDB.containsKey(userId);
|
||||
return userRepository.existsById(userId);
|
||||
}
|
||||
|
||||
public User getUser(String userId) {
|
||||
return userDB.get(userId);
|
||||
return userRepository.findById(userId).orElse(null);
|
||||
}
|
||||
}
|
||||
|
||||
@@ -4,6 +4,19 @@ server.port=8080
|
||||
# 日志级别
|
||||
logging.level.com.secure.demo=DEBUG
|
||||
|
||||
# MySQL 数据源配置
|
||||
spring.datasource.url=jdbc:mysql://127.0.0.1:13306/secure_device?useUnicode=true&characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai&allowPublicKeyRetrieval=true
|
||||
spring.datasource.username=root
|
||||
spring.datasource.password=fanhuitong
|
||||
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
|
||||
|
||||
# JPA / Hibernate 配置
|
||||
spring.jpa.hibernate.ddl-auto=update
|
||||
spring.jpa.show-sql=false
|
||||
spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.MySQLDialect
|
||||
# 文件上传根目录（相对项目工作目录，自动创建 uploads 子目录）
|
||||
app.upload.dir=./uploads
|
||||
|
||||
# Demo 配置（生产环境替换为真实值）
|
||||
# 短信服务配置（腾讯云/阿里云）
|
||||
# sms.provider=tencent
|
||||
|
||||
@@ -12,9 +12,11 @@ import org.springframework.http.*;
|
||||
import org.springframework.test.context.TestPropertySource;
|
||||
|
||||
import javax.crypto.SecretKey;
|
||||
import java.nio.charset.StandardCharsets;
|
||||
import java.security.KeyPair;
|
||||
import java.security.KeyPairGenerator;
|
||||
import java.security.interfaces.ECPublicKey;
|
||||
import java.security.PrivateKey;
|
||||
import java.security.Signature;
|
||||
import java.util.Base64;
|
||||
import java.util.HashMap;
|
||||
import java.util.List;
|
||||
@@ -26,11 +28,11 @@ import static org.junit.jupiter.api.Assertions.*;
|
||||
* 端到端集成测试
|
||||
*
|
||||
* 模拟完整流程：
|
||||
* 1. 设备生成 TEE 密钥对 → 注册
|
||||
* 1. 设备生成 TEE 密钥对（RSA-2048）→ 注册
|
||||
* 2. 用户绑定设备
|
||||
* 3. 设备拍照 → 信封加密 → 上传
|
||||
* 3. 设备拍照 → 信封加密 → 元数据签名 → 上传（服务端验签）
|
||||
* 4. 用户下载并解密照片
|
||||
* 5. 恢复出厂 → 新密钥对 → 短信验证 → 恢复
|
||||
* 5. 恢复出厂 → 新密钥对 → 短信验证 → 恢复 → Token 验证 → 取回 DEK
|
||||
*/
|
||||
@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
|
||||
@TestPropertySource(locations = "classpath:application.properties")
|
||||
@@ -47,16 +49,37 @@ public class IntegrationTest {
|
||||
|
||||
// ==================== 辅助方法 ====================
|
||||
|
||||
/** 生成 RSA-2048 密钥对（与 Android Keystore TEE 密钥一致，支持 OAEP 加密 + SHA256withRSA 签名） */
|
||||
private KeyPair generateDeviceKeyPair() throws Exception {
|
||||
KeyPairGenerator kpg = KeyPairGenerator.getInstance("EC");
|
||||
kpg.initialize(256);
|
||||
KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA");
|
||||
kpg.initialize(2048);
|
||||
return kpg.generateKeyPair();
|
||||
}
|
||||
|
||||
/**
|
||||
* 从统一响应 ApiResponse{code,message,data} 中取出 data。
|
||||
* 前后端分离后所有接口都走该包装结构，断言 code==0 成功。
|
||||
*/
|
||||
@SuppressWarnings("unchecked")
|
||||
private Map<String, Object> unwrapData(ResponseEntity<Map> resp) {
|
||||
assertEquals(HttpStatus.OK, resp.getStatusCode());
|
||||
Map<String, Object> body = resp.getBody();
|
||||
assertEquals(0, ((Number) body.get("code")).intValue(), "code 应为 0（成功）");
|
||||
return (Map<String, Object>) body.get("data");
|
||||
}
|
||||
|
||||
private String pubKeyToBase64(KeyPair kp) {
|
||||
return Base64.getEncoder().encodeToString(kp.getPublic().getEncoded());
|
||||
}
|
||||
|
||||
/** 设备用 TEE 私钥签名元数据（SHA256withRSA，对应 Android DeviceCrypto.signMetadata） */
|
||||
private String signMetadata(String metadata, PrivateKey privateKey) throws Exception {
|
||||
Signature sig = Signature.getInstance("SHA256withRSA");
|
||||
sig.initSign(privateKey);
|
||||
sig.update(metadata.getBytes(StandardCharsets.UTF_8));
|
||||
return Base64.getEncoder().encodeToString(sig.sign());
|
||||
}
|
||||
|
||||
// ==================== 完整流程测试 ====================
|
||||
|
||||
@Test
|
||||
@@ -76,8 +99,8 @@ public class IntegrationTest {
|
||||
|
||||
ResponseEntity<Map> resp = restTemplate.postForEntity(
|
||||
"/api/device/register", registerReq, Map.class);
|
||||
assertEquals(HttpStatus.OK, resp.getStatusCode());
|
||||
String deviceId = (String) resp.getBody().get("deviceId");
|
||||
Map<String, Object> data = unwrapData(resp);
|
||||
String deviceId = (String) data.get("deviceId");
|
||||
assertNotNull(deviceId);
|
||||
System.out.println("[Step 1] Device registered: " + deviceId);
|
||||
|
||||
@@ -100,9 +123,9 @@ public class IntegrationTest {
|
||||
// 3b. AES-GCM 加密照片
|
||||
AesGcmUtil.EncryptedResult encResult = AesGcmUtil.encrypt(photoBytes, dek);
|
||||
|
||||
// 3c. 签名元数据
|
||||
// 3c. 设备 TEE 私钥签名元数据（服务端将用设备公钥验签）
|
||||
String metadata = sn + "|" + System.currentTimeMillis() + "|photo-001";
|
||||
// （Demo 中跳过实际签名，生产环境用 deviceKeyPair.getPrivate() 签名）
|
||||
String metadataSignature = signMetadata(metadata, deviceKeyPair.getPrivate());
|
||||
|
||||
Map<String, String> uploadReq = new HashMap<>();
|
||||
uploadReq.put("sn", sn);
|
||||
@@ -110,23 +133,31 @@ public class IntegrationTest {
|
||||
uploadReq.put("ciphertextBase64", encResult.ciphertextBase64);
|
||||
uploadReq.put("ivBase64", encResult.ivBase64);
|
||||
uploadReq.put("dekBase64", Base64.getEncoder().encodeToString(dek.getEncoded()));
|
||||
uploadReq.put("metadataSignature", "demo-signature");
|
||||
uploadReq.put("metadataSignature", metadataSignature);
|
||||
uploadReq.put("metadata", metadata);
|
||||
|
||||
resp = restTemplate.postForEntity("/api/photo/upload", uploadReq, Map.class);
|
||||
assertEquals(HttpStatus.OK, resp.getStatusCode());
|
||||
System.out.println("[Step 3] Encrypted photo uploaded");
|
||||
assertEquals(HttpStatus.OK, resp.getStatusCode(), "服务端应验签通过");
|
||||
System.out.println("[Step 3] Encrypted photo uploaded (server verified signature)");
|
||||
|
||||
// 3d. 篡改元数据签名应被拒绝（验签生效验证）
|
||||
Map<String, String> tamperedReq = new HashMap<>(uploadReq);
|
||||
tamperedReq.put("metadata", sn + "|" + System.currentTimeMillis() + "|photo-tampered");
|
||||
resp = restTemplate.postForEntity("/api/photo/upload", tamperedReq, Map.class);
|
||||
assertEquals(HttpStatus.FORBIDDEN, resp.getStatusCode(), "签名不匹配的请求应被拒绝");
|
||||
System.out.println("[Step 3-tamper] Tampered request rejected as expected");
|
||||
|
||||
// ===== Step 4: 用户下载并解密照片 =====
|
||||
HttpHeaders headers = new HttpHeaders();
|
||||
headers.set("X-User-Id", userId);
|
||||
HttpEntity<?> entity = new HttpEntity<>(headers);
|
||||
|
||||
ResponseEntity<String> photoResp = restTemplate.exchange(
|
||||
"/api/photo/photo-001/decrypt", HttpMethod.GET, entity, String.class);
|
||||
assertEquals(HttpStatus.OK, photoResp.getStatusCode());
|
||||
|
||||
byte[] decryptedPhoto = Base64.getDecoder().decode(photoResp.getBody());
|
||||
ResponseEntity<Map> photoResp = restTemplate.exchange(
|
||||
"/api/photo/photo-001/decrypt", HttpMethod.GET, entity, Map.class);
|
||||
Map<String, Object> photoData = unwrapData(photoResp);
|
||||
|
||||
String plaintextBase64 = (String) photoData.get("plaintextBase64");
|
||||
byte[] decryptedPhoto = Base64.getDecoder().decode(plaintextBase64);
|
||||
assertArrayEquals(photoBytes, decryptedPhoto);
|
||||
System.out.println("[Step 4] Photo decrypted successfully: " + new String(decryptedPhoto));
|
||||
|
||||
@@ -144,65 +175,106 @@ public class IntegrationTest {
|
||||
|
||||
resp = restTemplate.postForEntity(
|
||||
"/api/device/register", newRegisterReq, Map.class);
|
||||
assertEquals(HttpStatus.OK, resp.getStatusCode());
|
||||
String newDeviceId = (String) resp.getBody().get("deviceId");
|
||||
data = unwrapData(resp);
|
||||
String newDeviceId = (String) data.get("deviceId");
|
||||
assertNotEquals(deviceId, newDeviceId);
|
||||
System.out.println("[Step 5a] New device registered after factory reset: " + newDeviceId);
|
||||
|
||||
// 5c. 发送短信验证码
|
||||
// 5c. 发送短信验证码（demo 固定 000000；用户端接口需登录态）
|
||||
Map<String, String> smsReq = new HashMap<>();
|
||||
smsReq.put("phone", phone);
|
||||
resp = restTemplate.postForEntity("/api/device/sms/send", smsReq, Map.class);
|
||||
HttpHeaders smsHeaders = new HttpHeaders();
|
||||
smsHeaders.set("X-User-Id", userId);
|
||||
resp = restTemplate.exchange("/api/device/sms/send", HttpMethod.POST,
|
||||
new HttpEntity<>(smsReq, smsHeaders), Map.class);
|
||||
assertEquals(HttpStatus.OK, resp.getStatusCode());
|
||||
System.out.println("[Step 5b] SMS code sent (check server logs)");
|
||||
System.out.println("[Step 5b] SMS code sent (demo code: 000000)");
|
||||
|
||||
// 5d. 恢复设备（用验证码 "000000" 模拟 - 实际应从日志获取）
|
||||
// 注意：Demo 中短信码是随机的，这里用反射获取或直接用已知码
|
||||
// 实际测试中应该从日志解析或暴露 test endpoint
|
||||
// 5d. 恢复设备（短信 + SN 归属双因子）
|
||||
Map<String, String> recoverReq = new HashMap<>();
|
||||
recoverReq.put("userId", userId);
|
||||
recoverReq.put("sn", sn);
|
||||
recoverReq.put("smsCode", "000000"); // Demo 中跳过真实验证
|
||||
recoverReq.put("smsCode", "000000");
|
||||
recoverReq.put("newPublicKeyBase64", newPublicKeyBase64);
|
||||
|
||||
// 注意：这里可能失败因为短信码不匹配
|
||||
// 生产环境短信码通过真实通道发送
|
||||
// Demo 中我们直接调 Service 层测试
|
||||
try {
|
||||
resp = restTemplate.postForEntity("/api/device/recover", recoverReq, Map.class);
|
||||
if (resp.getStatusCode() == HttpStatus.OK) {
|
||||
String encryptedToken = (String) resp.getBody().get("encryptedRecoveryToken");
|
||||
assertNotNull(encryptedToken);
|
||||
System.out.println("[Step 5c] Recovery authorized, token issued");
|
||||
}
|
||||
} catch (Exception e) {
|
||||
System.out.println("[Step 5c] SMS verification skipped in test (expected)");
|
||||
}
|
||||
resp = restTemplate.postForEntity("/api/device/recover", recoverReq, Map.class);
|
||||
data = unwrapData(resp);
|
||||
String encryptedToken = (String) data.get("encryptedRecoveryToken");
|
||||
assertNotNull(encryptedToken);
|
||||
System.out.println("[Step 5c] Recovery authorized, encrypted token issued");
|
||||
|
||||
// 5e. 新设备 TEE 私钥解密 Recovery Token → 回传获取 DEK
|
||||
String recoveryToken = decryptRecoveryToken(encryptedToken, newDeviceKeyPair.getPrivate());
|
||||
assertTrue(recoveryToken.contains(deviceId) || recoveryToken.contains(newDeviceId),
|
||||
"Token 应包含新 deviceId");
|
||||
|
||||
Map<String, String> photoRecoverReq = new HashMap<>();
|
||||
photoRecoverReq.put("deviceId", newDeviceId);
|
||||
photoRecoverReq.put("recoveryToken", recoveryToken);
|
||||
photoRecoverReq.put("userId", userId);
|
||||
resp = restTemplate.postForEntity("/api/photo/recover", photoRecoverReq, Map.class);
|
||||
data = unwrapData(resp);
|
||||
assertEquals(1, ((Number) data.get("photoCount")).intValue());
|
||||
System.out.println("[Step 5d] DEK list fetched with validated token");
|
||||
|
||||
// 5f. 新设备私钥解 DEK → AES-GCM 解照片，验证恢复后数据可还原
|
||||
List<Map<String, String>> deks = (List<Map<String, String>>) data.get("deks");
|
||||
String encryptedDekBase64 = deks.get(0).get("encryptedDekBase64");
|
||||
byte[] dekBytes = RsaUtil.decryptWithPrivateKey(
|
||||
Base64.getDecoder().decode(encryptedDekBase64), newDeviceKeyPair.getPrivate());
|
||||
SecretKey recoveredDek = AesGcmUtil.secretKeyFromBytes(dekBytes);
|
||||
byte[] recoveredPhoto = AesGcmUtil.decrypt(
|
||||
encResult.ciphertextBase64, encResult.ivBase64, recoveredDek);
|
||||
assertArrayEquals(photoBytes, recoveredPhoto);
|
||||
System.out.println("[Step 5e] Photo recovered after factory reset: " + new String(recoveredPhoto));
|
||||
|
||||
System.out.println("\n===== ALL TESTS PASSED =====");
|
||||
}
|
||||
|
||||
/** 模拟新设备 TEE：用新设备 RSA 私钥解密服务端下发的 Recovery Token */
|
||||
private String decryptRecoveryToken(String encryptedTokenBase64, PrivateKey privateKey) throws Exception {
|
||||
byte[] tokenBytes = RsaUtil.decryptWithPrivateKey(
|
||||
Base64.getDecoder().decode(encryptedTokenBase64), privateKey);
|
||||
return new String(tokenBytes, StandardCharsets.UTF_8);
|
||||
}
|
||||
|
||||
/**
|
||||
* 直接测试 Service 层恢复流程（绕过短信）
|
||||
* 直接测试 Service 层完整恢复流程（含短信发送）
|
||||
*/
|
||||
@Test
|
||||
public void testRecoveryServiceDirectly() throws Exception {
|
||||
// 准备用户
|
||||
keyManagementService.registerUser("user-002", "13900139000");
|
||||
|
||||
// 准备设备
|
||||
// 准备设备（注册 + 绑定 + 发短信，模拟真实时序）
|
||||
KeyPair kp0 = generateDeviceKeyPair();
|
||||
deviceBindingService.registerDevice("SN-TEST-002", pubKeyToBase64(kp0));
|
||||
deviceBindingService.bindDeviceToUser("user-002", "SN-TEST-002");
|
||||
deviceBindingService.sendSmsCode("13900139000");
|
||||
|
||||
// 恢复（恢复出厂 → 新密钥对）
|
||||
KeyPair kp1 = generateDeviceKeyPair();
|
||||
DeviceBindingService.RecoveryResponse recoveryResp =
|
||||
DeviceBindingService.RecoveryResponse recoveryResp =
|
||||
deviceBindingService.recoverDevice(
|
||||
"user-002",
|
||||
"SN-TEST-002",
|
||||
"000000", // 验证码（Demo 直接调 Service 跳过短信发送）
|
||||
"user-002",
|
||||
"SN-TEST-002",
|
||||
"000000", // demo 固定验证码
|
||||
pubKeyToBase64(kp1)
|
||||
);
|
||||
|
||||
assertNotNull(recoveryResp.encryptedRecoveryToken);
|
||||
assertNotNull(recoveryResp.nonce);
|
||||
System.out.println("[Direct Test] Recovery token issued: " +
|
||||
|
||||
// 新设备 TEE 私钥解密 Token，并验证 deviceId 匹配
|
||||
String token = decryptRecoveryToken(recoveryResp.encryptedRecoveryToken, kp1.getPrivate());
|
||||
assertTrue(token.contains(recoveryResp.deviceId), "Token 应包含 deviceId");
|
||||
|
||||
// Token 验证通过后，同一 Token 二次使用应被拒绝（防重放）
|
||||
assertTrue(deviceBindingService.validateRecoveryToken(recoveryResp.deviceId, token));
|
||||
assertFalse(deviceBindingService.validateRecoveryToken(recoveryResp.deviceId, token),
|
||||
"一次性 Token 不可重放");
|
||||
|
||||
System.out.println("[Direct Test] Recovery token issued and validated (anti-replay ok): " +
|
||||
recoveryResp.encryptedRecoveryToken.substring(0, 20) + "...");
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user