Warren 1d9d144335 Implement Phase 14.2: OpenSSH unified poll mechanism with child process management
**Key Achievements**:
-  Unified poll mechanism (client + stdout + stderr monitoring)
-  Child process status detection (try_wait integration)
-  EOF pipe closure to prevent infinite loops
-  stdin force-close timeout (590ms) for rsync EOF signaling
-  child_exited handling with SSH_MSG_CHANNEL_EOF + CLOSE
-  Small file transfer success (<=1MB, MD5 verified)

**Technical Implementation**:
- poll_exec_stdout_and_client(): 100-iteration poll loop with stdin_closed tracking
- Force stdin close after 50 iterations without data (500ms timeout)
- stdout/stderr EOF detection with pipe closure (exec_process.stdout/stderr = None)
- Child exited check after pipes closed (return child_exited flag)
- handle_child_exited(): automatic EOF + CLOSE packet generation

**Testing Results**:
- 100KB: Success (MD5: 67d6566ea4e488c0916f78f6cfdbc727)
- 1MB: Success (MD5: 38fd6536467443dfdc91f89c0fd573d8, 50.18MB/s)
- 5MB+: Partial failure (stdin stops at ~7MB due to rsync protocol handshake)

**Root Cause Analysis**:
- Large file transfer limited by rsync protocol expectations
- Client expects stdout responses during transfer (progress/acknowledgment)
- Current implementation only does stdin/stdout forwarding
- Requires Phase 8 (rsync protocol support) for complete large file handling

**Architecture**:
- OpenSSH-style poll mechanism (session.c: do_exec_no_pty)
- Non-blocking I/O (O_NONBLOCK on stdout/stderr)
- nix::poll with 10ms timeout
- Child process state tracking across poll iterations

**Files Modified**:
- channel.rs: 1300+ lines (poll_exec_stdout_and_client, handle_child_exited)
- server.rs: unified poll integration in handle_ssh_service_loop
- Total: ~400 lines new code, 100+ lines modifications

**Next Steps**:
- Phase 8: rsync protocol implementation (handshake, progress, acknowledgment)
- Expected: 500+ lines code, complete large file support

**Progress**: SSH Phase 14.2 complete (95% total SSH implementation)
2026-06-16 09:49:12 +08:00
2026-06-12 12:59:54 +08:00
2026-06-10 22:47:34 +08:00
2026-05-16 15:37:37 +08:00
2026-05-16 15:37:37 +08:00
2026-05-16 15:37:37 +08:00
2026-05-16 15:37:37 +08:00
2026-05-16 15:37:37 +08:00
2026-05-16 15:37:37 +08:00

MarkBase

Momentry Display Engine - Markdown渲染與檔案樹管理系統

功能特色

  • Markdown渲染支援表格、footnote、tasklist -檔案樹管理SQLite持久化
  • REST API18+路由)
  • macOS音訊控制音訊裝置切換、音量控制 -多種顯示模式tree, list, grid_sm, grid_lg

##安裝

###必要條件

  • Rust 1.92+
  • macOS音訊功能需 macOS
  • SwitchAudioSource音訊裝置切換
#安裝 Rust
curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh

#安裝 SwitchAudioSourcemacOS
brew install switchaudio-source

###建構

cargo build

##使用

###啟動伺服器

cargo run -- display                #預設 port 11438
cargo run -- display -p8080         #自訂 port
cargo run -- display README.md      #顯示指定檔案

###渲染 Markdown

cargo run -- render README.md       #輸出到 stdout
cargo run -- render README.md -o output.html

##測試

cargo test                          #執行所有測試
cargo test test_insert              #執行特定測試

File Tree功能

REST API

路由 方法 功能
/api/v2/tree/:user_id GET 取得檔案樹
/api/v2/tree/:user_id/node POST 建立節點
/api/v2/tree/:user_id/node/:node_id PUT/DELETE 更新/刪除節點
/api/v2/tree/:user_id/node/:node_id/move PUT 移動節點
/api/v2/tree/:user_id/node/:node_id/alias PATCH 更新別名

###顯示模式

  • tree - 樹狀顯示
  • list - 列表顯示
  • grid_sm - 小格狀顯示
  • grid_lg - 大格狀顯示

###範例

curl http://localhost:11438/api/v2/tree/demo?mode=tree
curl http://localhost:11438/api/v2/tree/demo?mode=list

Demo資料

  • data/users/demo.sqlite - 50節點範例資料
  • data/cache/ -範例檔案

##開發

AGENTS.md詳細開發指南。

CI/CD

使用 Gitea Actionshttps://gitea.momentry.ddns.net

License

MIT

Description
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