139 lines
8.7 KiB
Python
139 lines
8.7 KiB
Python
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# ============================================================
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# 门禁 Harness v1（moduleId: core-harness, 可重生 ✅）
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# plan.md §3.3：所有写操作的唯一入口。M1 实现：
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# - 权力分级：P0/P1 放行；P2 生成确认卡（人工批准后才执行）
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# - 待确认队列：confirmId → 待执行动作（会话内存）
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# - 执行/驳回均写审计（§3.6）
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# ============================================================
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from __future__ import annotations # 前向类型引用
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import uuid # 确认卡 ID
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from typing import Any, Callable # 类型标注
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from server.contracts import UIAction, UIBlock # 确认卡的 UI 块契约
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# 待确认动作表：confirmId → {action, params, summary, sessionId}
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# M1 用模块级内存（单进程）；M2 起随会话树持久化
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_pending: dict[str, dict[str, Any]] = {}
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# 动作 → 权力等级 映射（封闭表：未登记的动作一律拒绝）
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# ⚠ 文档同步铁律（plan.md §12.9）：改本表必同步 docs/architecture/harness.md 权力矩阵
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_POWER_MAP: dict[str, str] = {
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"schedule.run": "P1", # 试排：写草稿版本（沙盒语义）
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"schedule.publish": "P2", # 发布：写主干世界状态 → 必须人工确认
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"order.upsert": "P2", # 订单新增/编辑：写主干订单池 → 必须人工确认
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"order.cancel": "P2", # 订单取消：影响后续排产输入 → 必须人工确认
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"order.complete": "P2", # 订单完成：影响后续排产输入 → 必须人工确认
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"master.line.upsert": "P2", # 产线编辑/停启用：改后续新排产资源池 → 必须人工确认
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"master.material.upsert": "P2", # 物料库存编辑：改齐套检查输入 → 必须人工确认
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"master.maintenance.upsert": "P2", # 维保新增/取消：改设备避让窗口 → 必须人工确认
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"master.bom.upsert": "P2", # BOM 明细编辑：改齐套需求与采购建议 → 必须人工确认
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"master.routing.upsert": "P2", # 工艺步骤编辑：改占槽工时与外协标记 → 必须人工确认
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"order.decompose": "P1", # 订单分解：产出采购/委外建议草稿，不碰主数据
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"scenario.compare": "P1", # 方案对比：只写 Explore 沙盒（§5.1）
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"checkpoint.create": "P1", # 建档：只新增快照，不改世界
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"checkpoint.rollback": "P2", # 回滚：整体替换主干世界 → 必须人工确认
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"data.reset": "P2", # 重置数据：破坏性 → 必须人工确认
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"knowledge.query": "P0", # 知识检索：只读（M3 §8.2）
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"report.generate": "P1", # 报告生成：产出文档并入知识库（M3 §9.10 规则3）
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"viewport.*": "P0", # 视口命令：纯视图状态
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"query.*": "P0", # 查询：只读
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}
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# 各动作的中文说明（门禁管理台"权力矩阵"页签展示用；与 _POWER_MAP 键集合一致）
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_POLICY_DESC: dict[str, str] = {
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"schedule.run": "试排：只产草稿版本，不动已发布主干",
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"schedule.publish": "发布：写主干并推进订单状态，影响下游执行",
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"order.upsert": "新增/编辑销售订单：改后续排产输入",
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"order.cancel": "取消销售订单：从后续排产输入中排除",
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"order.complete": "完成销售订单：从后续排产输入中排除",
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"master.line.upsert": "编辑/停启用产线：改后续新排产的资源池",
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"master.material.upsert": "编辑物料库存：改后续新排产的齐套检查",
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"master.maintenance.upsert": "新增/取消维保：改设备避让窗口",
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"master.bom.upsert": "编辑 BOM 明细：改齐套需求与采购建议输入",
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"master.routing.upsert": "编辑工艺步骤：改占槽工时与外协标记",
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"order.decompose": "订单分解：按 BOM/工艺产出采购与委外建议（草稿）",
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"scenario.compare": "方案对比：多策略试排全程在深拷贝沙盒",
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"checkpoint.create": "建档：只新增成对快照文件",
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"checkpoint.rollback": "回滚：整体替换主干世界（时间旅行）",
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"data.reset": "重置：清空重播种子数据",
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"knowledge.query": "知识检索：只读命中知识资产，回答强制带出处",
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"report.generate": "报告生成：冻结快照模板化产出，报告入知识库",
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"viewport.*": "视口命令：纯前端视图状态（模式/过滤/聚焦/高亮）",
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"query.*": "查询：只读（KPI/世界视图）",
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}
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def list_policy() -> list[dict[str, str]]:
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"""权力矩阵投影（门禁管理台数据源；P0 只读，§6.10.2）。
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Returns: [{action, power, desc, confirm}] 列表，顺序与 _POWER_MAP 声明一致。
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"""
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return [{
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"action": action, # 动作名（支持前缀通配）
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"power": power, # 权力等级 P0-P3
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"desc": _POLICY_DESC.get(action, ""), # 中文说明
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"confirm": power in ("P2", "P3"), # 是否需要人工确认
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} for action, power in _POWER_MAP.items()]
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def power_of(action: str) -> str:
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"""查动作的权力等级（前缀通配；未登记按最高 P3 拒绝——白名单原则）。"""
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if action in _POWER_MAP: # 精确命中
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return _POWER_MAP[action]
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prefix = action.split(".")[0] + ".*" # 前缀通配（viewport.* / query.*）
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return _POWER_MAP.get(prefix, "P3") # 未登记 → P3（默认最严）
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def needs_confirm(action: str) -> bool:
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"""该动作是否需要人工确认（P2/P3 强制过卡，§3.2 权力边界）。"""
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return power_of(action) in ("P2", "P3") # 写主干/外部副作用必须确认
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def stage_confirmation(session_id: str, action: str, params: dict[str, Any],
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title: str, summary_lines: list[str]) -> UIBlock:
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"""把 P2 动作压入待确认队列并生成确认卡 UI 块（动作此刻并未执行）。
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权力等级：P1（只登记意图与出卡，不触发任何写）。
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"""
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confirm_id = uuid.uuid4().hex[:12] # 生成确认 ID（防猜测）
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_pending[confirm_id] = { # 登记待确认动作
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"sessionId": session_id, "action": action, "params": params,
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}
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return UIBlock( # 确认卡：前端渲染为审批卡片
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blockId=f"confirm-{confirm_id}", # 块 ID 复用确认 ID
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type="confirm-card", # 块类型
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props={ # 卡片内容
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"confirmId": confirm_id, # 前端回传用
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"title": title, # 卡片标题
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"summary": summary_lines, # 影响面说明（逐行）
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"power": power_of(action), # 展示权力等级
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"action": action, # 待执行动作名
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},
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actions=[ # 批准/驳回两个动作
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UIAction(actionId="confirm", label="批准执行", power="P2", payload={"confirmId": confirm_id}),
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UIAction(actionId="reject", label="驳回", power="P0", payload={"confirmId": confirm_id}),
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],
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)
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def take_confirmation(confirm_id: str) -> dict[str, Any] | None:
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"""取出并移除一条待确认动作（一次性令牌语义：批准/驳回后即失效）。"""
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return _pending.pop(confirm_id, None) # 不存在返回 None（过期/重放防护）
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def list_pending() -> list[dict[str, Any]]:
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"""列出全部待确认动作（门禁管理台"待审批"页签的数据源，§6.10.2）。"""
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return [{"confirmId": cid, **info} for cid, info in _pending.items()] # 附带令牌一并返回（只读投影）
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def guard(action: str, params: dict[str, Any], executor: Callable[[], Any]):
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"""P0/P1 动作的直通执行护栏：校验权力等级后执行（P2/P3 禁止走此通道）。
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权力等级：随 action 而定；本函数强制 P2/P3 抛错（必须走 stage_confirmation）。
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"""
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if needs_confirm(action): # P2/P3 误入直通通道
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raise PermissionError(f"动作 {action} 为 {power_of(action)}，必须经确认卡执行") # 硬拒绝
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return executor() # P0/P1 直接执行
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