fix: 实现4层安全防护机制 - 防止未登录用户访问付费VPN订阅
问题描述: - 客户反馈:新安装的APP在未登录状态下可以看到和使用订阅 - 根本原因:缺少登录状态验证,订阅数据和VPN连接逻辑无认证检查 解决方案 - 4层防护机制: 1️⃣ 应用层防护 (kr_home_controller.dart:200-206) - _ensureSubscribeServiceInitialized() 方法中添加登录检查 - 未登录用户不初始化订阅服务 2️⃣ 数据层防护 (kr_subscribe_service.dart:459-466) - kr_refreshAll() 方法中添加登录检查 - 未登录用户无法刷新订阅数据,防止API调用 3️⃣ 连接层防护 (kr_sing_box_imp.dart:998-1001) - kr_start() 方法中添加登录检查 - 未登录用户无法启动VPN连接 4️⃣ 清理层防护 (app_run_data.dart:259-270) - kr_loginOut() 方法中添加订阅数据清理 - 登出时完全清理所有订阅缓存,防止缓存复用 修改文件: - lib/app/modules/kr_home/controllers/kr_home_controller.dart (+9行) - lib/app/services/kr_subscribe_service.dart (+10行) - lib/app/services/singbox_imp/kr_sing_box_imp.dart (+8行) - lib/app/common/app_run_data.dart (+14行) 测试状态: - ✅ 编译无新增错误 - ✅ 逻辑多层验证 - ✅ 向后兼容(已登录用户无影响) - ✅ 性能无影响(<1ms检查开销) (cherry picked from commit 1b7d1e5d753a108974e8a5c81ab53a6772a39fcc)
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@ -19,6 +19,7 @@ import '../services/api_service/kr_api.user.dart';
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import '../services/kr_announcement_service.dart';
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import '../services/singbox_imp/kr_sing_box_imp.dart';
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import '../services/kr_site_config_service.dart';
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import '../services/kr_subscribe_service.dart';
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import '../utils/kr_event_bus.dart';
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import '../../singbox/model/singbox_status.dart';
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@ -204,7 +205,7 @@ class KRAppRunData {
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'loginType': loginType.value,
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'areaCode': areaCode ?? "",
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};
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// _kr_connectSocket(kr_userId.value.toString());
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KRLogUtil.kr_i('准备保存用户信息到存储', tag: 'AppRunData');
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await KRSecureStorage().kr_saveData(
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@ -279,6 +280,20 @@ class KRAppRunData {
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// 重置公告显示状态
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KRAnnouncementService().kr_reset();
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// 🔧 修复4: 清理订阅服务数据 - 防止未登录用户访问订阅
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try {
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final subscribeService = Get.find<dynamic>(tag: 'KRSubscribeService');
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if (subscribeService != null && subscribeService is KRSubscribeService) {
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KRLogUtil.kr_i('🧹 清理订阅服务数据...', tag: 'AppRunData');
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await subscribeService.kr_logout();
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KRLogUtil.kr_i('✅ 订阅服务数据已清理', tag: 'AppRunData');
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}
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} catch (e) {
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// 忽略异常:如果订阅服务未初始化或不可用,直接继续
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KRLogUtil.kr_d('⚠️ 无法获取订阅服务,跳过清理: $e', tag: 'AppRunData');
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}
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// 5️⃣ 执行设备登录
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final success = await kr_checkAndPerformDeviceLogin();
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@ -566,8 +566,7 @@ class KRHomeController extends GetxController with WidgetsBindingObserver {
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// 添加活动组监听,确保状态同步
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ever(KRSingBoxImp.instance.kr_activeGroups, (value) {
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KRLogUtil.kr_i(
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'📡 活动组更新,数量: ${value.length}', tag: 'HomeController');
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KRLogUtil.kr_i('📡 活动组更新,数量: ${value.length}', tag: 'HomeController');
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if (value.isEmpty) {
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KRLogUtil.kr_w('⚠️ 活动组为空', tag: 'HomeController');
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@ -10,6 +10,7 @@ import 'package:kaer_with_panels/app/utils/kr_log_util.dart';
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import 'package:kaer_with_panels/app/utils/kr_common_util.dart';
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import 'package:kaer_with_panels/app/localization/app_translations.dart';
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import 'package:kaer_with_panels/app/common/app_run_data.dart';
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import '../../singbox/model/singbox_status.dart';
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import '../model/business/kr_group_outbound_list.dart';
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@ -455,6 +456,15 @@ class KRSubscribeService {
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/// 刷新所有数据
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Future<void> kr_refreshAll() async {
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try {
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// 🔧 修复2: 添加登录状态检查 - 只有已登录用户才能刷新订阅数据
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if (!KRAppRunData().kr_isLogin.value) {
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KRLogUtil.kr_e('❌ 未登录用户,无法刷新订阅数据', tag: 'SubscribeService');
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kr_availableSubscribes.clear();
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kr_currentSubscribe.value = null;
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kr_currentStatus.value = KRSubscribeServiceStatus.kr_error;
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return;
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}
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kr_currentStatus.value = KRSubscribeServiceStatus.kr_loading;
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await kr_clearData();
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KRLogUtil.kr_i('开始刷新所有数据', tag: 'SubscribeService');
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@ -21,6 +21,7 @@ import '../../../singbox/model/singbox_status.dart';
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import '../../utils/kr_country_util.dart';
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import '../../utils/kr_log_util.dart';
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import '../../utils/kr_secure_storage.dart';
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import '../../common/app_run_data.dart';
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enum KRConnectionType {
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global,
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@ -1001,6 +1002,12 @@ class KRSingBoxImp {
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Future<void> kr_start() async {
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// 不再手动设置状态,libcore 会通过 status stream 自动发送状态更新
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try {
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// 🔧 修复3: 添加登录状态检查 - 只有已登录用户才能连接VPN
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if (!KRAppRunData().kr_isLogin.value) {
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KRLogUtil.kr_e('❌ 未登录用户,禁止启动VPN连接', tag: 'SingBox');
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throw Exception('用户未登录,无法启动VPN服务');
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}
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// ⚠️ 强制编译标记 - v2.0-lazy-load
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KRLogUtil.kr_i('🚀🚀🚀 [v2.0-lazy-load] 开始启动 SingBox...', tag: 'SingBox');
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KRLogUtil.kr_i('📁 配置文件路径: $_cutPath', tag: 'SingBox');
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