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Nexus/docs/changelog/2026-06-12-watch-install-psutil-ssh.md
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# Changelog — 监测槽一键 SSH 安装 psutil
**日期**2026-06-12
## 摘要
监测槽探针报「子机未安装 psutil」时,卡片内显示 **「安装 psutilSSH)」** 按钮,通过 SSH 在子机系统 Python 安装 psutilpip --user → apt/yum → pip)。
## 动机
SSH 监测探针依赖系统 `python3` 的 psutilAgent venv 内的 psutil 无法被探针脚本使用。手动 SSH 安装成本高。
## 变更
- 后端:`POST /api/watch/servers/{server_id}/install-psutil`(须已 Pin 该服务器)
- `server/utils/psutil_install.py`:远程安装脚本 + 验证
- 前端:`WatchSlotCard` 在 psutil 错误时显示按钮;`WatchSlotRow` 调用 API 并 refresh
- 审计:`watch_install_psutil`
## 涉及文件
- `server/utils/psutil_install.py`(新)
- `server/application/services/watch_service.py`
- `server/api/watch.py`
- `frontend/src/components/watch/WatchSlotCard.vue`
- `frontend/src/components/watch/WatchSlotRow.vue`
- `frontend/src/utils/watchFormat.ts`
- `tests/test_psutil_install.py`(新)
- `tests/test_watch_pins.py`
## 迁移 / 重启
- 无需迁移;需重启 API + 前端构建
## 验证
```bash
.venv/bin/pytest tests/test_psutil_install.py tests/test_watch_pins.py -q
cd frontend && npm run type-check
```