rwadurian/backend/mpc-system/services
hailin ad4549e767 feat(co-managed): 支持 2-of-3 服务器参与签名功能
修改内容:
1. participate_signing.go: 添加 ExecuteWithSessionInfo 方法
   - 新增方法供 server-party-co-managed 调用
   - 跳过 JoinSession 步骤(已在 session_created 阶段完成)
   - 将核心逻辑提取到 executeWithSessionInfo 共享方法

2. server-party-co-managed/main.go: 完整实现 co-sign 支持
   - 初始化 participateSigningUC
   - session_created: 移除签名会话拒绝逻辑,添加 2-of-3 安全检查
   - session_started: 根据 messageHash 判断 keygen/sign 并调用对应 use case

功能特性:
-  仅支持 2-of-3 配置的签名会话
-  100% 寄生 server-party 的 use_cases(与 co-keygen 架构一致)
-  不影响现有 server-party 功能
-  完整的两阶段事件处理(session_created + session_started)

安全限制:
- 仅当 threshold_t=2 且 threshold_n=3 时参与签名
- 其他配置(3-of-5, 4-of-7等)会被拒绝

测试:
-  server-party-co-managed 编译成功

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-01-26 18:53:38 -08:00
..
account Revert "fix(co-keygen): convert threshold at storage time to match tss-lib convention" 2025-12-31 10:24:25 -08:00
message-router fix(message-router): prevent subscription race condition on gRPC reconnect 2026-01-01 10:04:11 -08:00
server-party feat(co-managed): 支持 2-of-3 服务器参与签名功能 2026-01-26 18:53:38 -08:00
server-party-api fix(context): use parent context instead of Background() to allow proper cancellation 2025-12-06 06:36:34 -08:00
server-party-co-managed feat(co-managed): 支持 2-of-3 服务器参与签名功能 2026-01-26 18:53:38 -08:00
service-party-android fix(android): 修正2-of-3服务器备份参与方选择逻辑 2026-01-26 18:11:17 -08:00
service-party-app fix(tss): 修复备份恢复后签名失败的问题 2026-01-20 00:39:05 -08:00
session-coordinator feat(session): broadcast participant_joined event via gRPC for real-time UI updates 2026-01-01 08:34:47 -08:00
tss-wasm feat(tss): add real-time round progress from msg.Type() parsing 2026-01-01 22:41:51 -08:00