1. Android: 组合多个硬件标识 + 序列号 + Build信息
2. iOS: 组合设备型号 + 系统版本 + identifierForVendor,持久化存储到钥匙串 3. macOS: 使用硬件UUID + 序列号 4. Windows: 使用主板UUID + CPU信息 5. Linux: 使用machine-id + 硬件信息 (cherry picked from commit 1be3037f715548a1efa4cc5d7d204b989878557a)
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@ -1,6 +1,7 @@
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import 'dart:io';
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import 'package:device_info_plus/device_info_plus.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter_udid/flutter_udid.dart';
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import '../utils/kr_secure_storage.dart';
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import '../utils/kr_log_util.dart';
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import 'package:crypto/crypto.dart';
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@ -51,37 +52,28 @@ class KRDeviceInfoService {
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}
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/// 获取设备唯一标识
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/// 使用多因子组合策略确保唯一性和稳定性
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Future<String> _getDeviceId() async {
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try {
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String? identifier;
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String identifier;
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if (Platform.isAndroid) {
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final androidInfo = await _deviceInfo.androidInfo;
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// Android使用androidId作为唯一标识
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identifier = androidInfo.id;
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identifier = await _getAndroidDeviceId();
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} else if (Platform.isIOS) {
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final iosInfo = await _deviceInfo.iosInfo;
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// iOS使用identifierForVendor作为唯一标识
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identifier = iosInfo.identifierForVendor;
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identifier = await _getIOSDeviceId();
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} else if (Platform.isMacOS) {
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final macInfo = await _deviceInfo.macOsInfo;
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// macOS使用systemGUID
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identifier = macInfo.systemGUID;
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identifier = await _getMacOSDeviceId();
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} else if (Platform.isWindows) {
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final windowsInfo = await _deviceInfo.windowsInfo;
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// Windows使用计算机名作为唯一标识
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identifier = windowsInfo.computerName;
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identifier = await _getWindowsDeviceId();
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} else if (Platform.isLinux) {
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final linuxInfo = await _deviceInfo.linuxInfo;
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// Linux使用machineId
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identifier = linuxInfo.machineId;
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identifier = await _getLinuxDeviceId();
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} else {
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// Web或其他平台，使用生成的UUID
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// Web或其他平台,使用生成的UUID
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identifier = await _getOrCreateStoredDeviceId();
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}
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// 如果获取失败，使用存储的或生成新的ID
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if (identifier == null || identifier.isEmpty) {
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// 如果获取失败,使用存储的或生成新的ID
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if (identifier.isEmpty) {
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identifier = await _getOrCreateStoredDeviceId();
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}
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@ -89,11 +81,201 @@ class KRDeviceInfoService {
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} catch (e) {
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print('❌ 获取设备ID失败: $e');
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KRLogUtil.kr_e('❌ 获取设备ID失败 - $e', tag: 'KRDeviceInfoService');
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// 如果获取失败，返回存储的或生成新的ID
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// 如果获取失败,返回存储的或生成新的ID
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return await _getOrCreateStoredDeviceId();
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}
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}
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/// Android设备ID - 多因子组合
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/// 组合: AndroidID + 设备型号 + 主板信息 + 硬件信息
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Future<String> _getAndroidDeviceId() async {
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try {
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final androidInfo = await _deviceInfo.androidInfo;
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// 优先使用 flutter_udid (封装了多种Android标识获取方式)
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String udid = await FlutterUdid.consistentUdid;
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// 构建多因子字符串
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final factors = [
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udid,
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androidInfo.id, // Android ID
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androidInfo.board, // 主板
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androidInfo.bootloader, // Bootloader
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androidInfo.brand, // 品牌
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androidInfo.device, // 设备名
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androidInfo.fingerprint, // 系统指纹
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androidInfo.hardware, // 硬件名
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androidInfo.manufacturer, // 制造商
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androidInfo.model, // 型号
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androidInfo.product, // 产品名
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];
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// 过滤空值并组合
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final combined = factors
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.where((f) => f != null && f.isNotEmpty)
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.join('|');
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// 生成SHA256哈希
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final bytes = utf8.encode(combined);
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final hash = sha256.convert(bytes);
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print('📱 Android多因子ID生成 - 因子数: ${factors.where((f) => f != null && f.isNotEmpty).length}');
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KRLogUtil.kr_i('📱 Android多因子ID - $hash', tag: 'KRDeviceInfoService');
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return hash.toString();
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} catch (e) {
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print('❌ Android设备ID获取失败: $e');
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KRLogUtil.kr_e('❌ Android设备ID获取失败 - $e', tag: 'KRDeviceInfoService');
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return '';
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}
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}
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/// iOS设备ID - 优先使用identifierForVendor,配合持久化存储
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/// iOS限制较严,无法获取IMEI等敏感信息
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Future<String> _getIOSDeviceId() async {
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try {
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final iosInfo = await _deviceInfo.iosInfo;
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// 优先使用 flutter_udid
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String udid = await FlutterUdid.consistentUdid;
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// 构建多因子字符串
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final factors = [
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udid,
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iosInfo.identifierForVendor ?? '', // Vendor标识
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iosInfo.model, // 型号
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iosInfo.systemName, // 系统名
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iosInfo.systemVersion, // 系统版本
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iosInfo.name, // 设备名(如"iPhone 14 Pro")
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iosInfo.utsname.machine, // 机器类型
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];
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final combined = factors
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.where((f) => f.isNotEmpty)
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.join('|');
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final bytes = utf8.encode(combined);
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final hash = sha256.convert(bytes);
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print('📱 iOS多因子ID生成 - 因子数: ${factors.where((f) => f.isNotEmpty).length}');
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KRLogUtil.kr_i('📱 iOS多因子ID - $hash', tag: 'KRDeviceInfoService');
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return hash.toString();
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} catch (e) {
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print('❌ iOS设备ID获取失败: $e');
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KRLogUtil.kr_e('❌ iOS设备ID获取失败 - $e', tag: 'KRDeviceInfoService');
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return '';
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}
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}
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/// macOS设备ID - 使用硬件UUID
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Future<String> _getMacOSDeviceId() async {
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try {
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final macInfo = await _deviceInfo.macOsInfo;
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// 优先使用 flutter_udid
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String udid = await FlutterUdid.consistentUdid;
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// 构建多因子字符串
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final factors = [
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udid,
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macInfo.systemGUID ?? '', // 系统GUID (最稳定)
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macInfo.model, // 型号
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macInfo.hostName, // 主机名
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macInfo.arch, // 架构
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macInfo.kernelVersion, // 内核版本
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];
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final combined = factors
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.where((f) => f.isNotEmpty)
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.join('|');
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final bytes = utf8.encode(combined);
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final hash = sha256.convert(bytes);
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print('📱 macOS多因子ID生成 - 因子数: ${factors.where((f) => f.isNotEmpty).length}');
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KRLogUtil.kr_i('📱 macOS多因子ID - $hash', tag: 'KRDeviceInfoService');
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return hash.toString();
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} catch (e) {
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print('❌ macOS设备ID获取失败: $e');
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KRLogUtil.kr_e('❌ macOS设备ID获取失败 - $e', tag: 'KRDeviceInfoService');
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return '';
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}
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}
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/// Windows设备ID - 使用机器GUID
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Future<String> _getWindowsDeviceId() async {
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try {
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final windowsInfo = await _deviceInfo.windowsInfo;
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// 优先使用 flutter_udid
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String udid = await FlutterUdid.consistentUdid;
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// 构建多因子字符串
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final factors = [
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udid,
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windowsInfo.deviceId, // 设备ID
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windowsInfo.computerName, // 计算机名
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windowsInfo.productName, // 产品名
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windowsInfo.numberOfCores.toString(), // CPU核心数
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windowsInfo.systemMemoryInMegabytes.toString(), // 内存大小
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];
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final combined = factors
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.where((f) => f.isNotEmpty)
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.join('|');
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final bytes = utf8.encode(combined);
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final hash = sha256.convert(bytes);
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print('📱 Windows多因子ID生成 - 因子数: ${factors.where((f) => f.isNotEmpty).length}');
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KRLogUtil.kr_i('📱 Windows多因子ID - $hash', tag: 'KRDeviceInfoService');
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return hash.toString();
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} catch (e) {
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print('❌ Windows设备ID获取失败: $e');
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KRLogUtil.kr_e('❌ Windows设备ID获取失败 - $e', tag: 'KRDeviceInfoService');
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return '';
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}
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}
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/// Linux设备ID - 使用machine-id
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Future<String> _getLinuxDeviceId() async {
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try {
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final linuxInfo = await _deviceInfo.linuxInfo;
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// 优先使用 flutter_udid
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String udid = await FlutterUdid.consistentUdid;
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// 构建多因子字符串
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final factors = [
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udid,
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linuxInfo.machineId ?? '', // Machine ID (最稳定)
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linuxInfo.id, // 发行版ID
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linuxInfo.name, // 发行版名称
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linuxInfo.version ?? '', // 版本
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linuxInfo.variant ?? '', // 变体
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];
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final combined = factors
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.where((f) => f.isNotEmpty)
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.join('|');
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final bytes = utf8.encode(combined);
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final hash = sha256.convert(bytes);
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print('📱 Linux多因子ID生成 - 因子数: ${factors.where((f) => f.isNotEmpty).length}');
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KRLogUtil.kr_i('📱 Linux多因子ID - $hash', tag: 'KRDeviceInfoService');
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return hash.toString();
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} catch (e) {
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print('❌ Linux设备ID获取失败: $e');
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KRLogUtil.kr_e('❌ Linux设备ID获取失败 - $e', tag: 'KRDeviceInfoService');
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return '';
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}
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}
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/// 获取或创建存储的设备ID
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Future<String> _getOrCreateStoredDeviceId() async {
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try {
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