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ThearchyHelios
833 lines
38 KiB
Python
833 lines
38 KiB
Python
from __future__ import annotations
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import asyncio
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import contextlib
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from datetime import datetime
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from typing import Any
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from fastapi import APIRouter, Depends, Header, HTTPException, Query, WebSocket, WebSocketDisconnect
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from pydantic import BaseModel, Field
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from sqlalchemy import or_, select
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.api.coded import CodedHTTPException
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# 「人」的唯一入口搬到了 api/deps.py（开登录时返回认证过的用户名）。别处照旧从这里导入 actor_of
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from app.api.deps import actor_of # noqa: F401
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from app.core.bus import bus
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from app.db.base import SessionLocal, get_session
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from app.db.models import Approval, Artifact, Run, RunEvent
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from app.engine.inquiry import BUSY_CONTINUE, BUSY_DECIDE, INQUIRY_BUSY, inquiry_busy
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# 发起规则和发起前检查绑定的工具搬到了 engine/launch.py。这几个名字以前从这里导入，照旧可用
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from app.engine.launch import ( # noqa: F401
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TOOL_MISSING, LaunchRefused, launch_run, missing_tools, node_setting, tool_bindings,
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)
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from app.engine.runner import run_manager
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router = APIRouter(prefix="/api/runs", tags=["runs"])
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#: POST /api/runs 声明了客户端不能声明的来源（422）
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ORIGIN_NOT_ALLOWED = "origin_not_allowed"
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#: origin_ref（问数据的运行属于哪段对话、哪一轮）只在来源是问数据时收；对话不存在、这一轮不属于这段对话（422）
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ORIGIN_REF_NOT_ALLOWED = "origin_ref_not_allowed"
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ORIGIN_REF_INVALID = "origin_ref_invalid"
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#: 删除被拒：这次运行写过外部系统（有演练以外的生效记录，409）
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RUN_HAS_EFFECTS = "run_has_effects"
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class OriginRef(BaseModel):
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"""问数据的运行属于哪段对话、哪一轮（next-round 02 做法 9）。服务端核对对话这个人用不用得了、这一轮是不是这段对话的，
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写进 Run.origin 和封存的 run.origin 事件：运行和轮次之间从此有一条封存的链接（召回找答案的主人、统计按对话数重复都靠它），
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不再只靠前端写的 meta.runId。"""
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conversation_id: str = Field(min_length=1, max_length=32)
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turn_id: str = Field(min_length=1, max_length=32)
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class StartRunIn(BaseModel):
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workflow_id: str | None = None
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graph: dict[str, Any] | None = None # 直接跑一张未保存的图（画布上的"试运行"）
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input: dict[str, Any] = Field(default_factory=dict)
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# 不传就取设置里的运行默认值（settings.resolve_run_scope）
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memory_scope: str | None = None
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collection: str | None = None
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# formal：从已发布的不可变版本发起，可复现可出具；exploratory：随便玩
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run_class: str = "exploratory"
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version: int | None = None # formal 时可指定版本，默认用已发布版本
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#: 运行来源（engine/origin.py）：客户端只能声明 chat / canvas / launcher / api，不传按 api 记。
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#: 应用、钩子、定时任务发起的来源只能由服务端写
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origin: str | None = None
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#: 来源是问数据时，这次运行属于哪段对话、哪一轮（OriginRef）。别的来源带它回 422
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origin_ref: OriginRef | None = None
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class RunOut(BaseModel):
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id: str
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workflow_id: str | None
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workflow_name: str
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status: str
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input: dict[str, Any]
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output: dict[str, Any]
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error: str | None
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#: 结束在 cancelled 的原因（docs/design/next-round/00-总方案.md X9）：rejected 人工驳回、stopped 手动停止。
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#: 其余终态、加这一列之前的运行为空。界面、通知、定时推送都读这一个字段，不再解析报错原文
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end_reason: str | None = None
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usage: dict[str, Any]
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run_class: str | None = "exploratory"
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version: int | None = None
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version_hash: str | None = None
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manifest_hash: str | None = None
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#: 封存到了哪一条事件。为空 = 还没封存（没跑完或停在审批）
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manifest_seq: int | None = None
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started_by: str | None = None
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#: 失败时能定位到的节点
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error_node_id: str | None = None
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#: 发起时实际生效的记忆域和知识库
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memory_scope: str | None = None
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collection: str | None = None
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#: 发起它的定时任务。为空 = 手动发起
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schedule_id: str | None = None
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#: 运行来源（engine/origin.py 的 ORIGIN_KINDS）。为空是加这一列之前的运行：来源未记录
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origin_kind: str | None = None
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#: run.origin 事件的数据（kind、app_id、entry / view、hook、actor、actor_verified……），和封存范围里那一条是同一份
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origin: dict[str, Any] | None = None
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#: 应用发起的运行属于哪个应用版本
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app_id: str | None = None
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app_version: int | None = None
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# 时间一律带时区（db.base.UTCDateTime 读出来就是 UTC aware）
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created_at: Any = None
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started_at: Any = None
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finished_at: Any = None
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model_config = {"from_attributes": True}
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@router.post("", response_model=RunOut, status_code=201)
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async def start_run(
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payload: StartRunIn,
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session: AsyncSession = Depends(get_session),
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x_actor: str | None = Header(default=None),
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) -> Run:
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"""发起规则全在 engine/launch.py（定时任务到点发起也用它），这里只把拒绝换回 HTTP 响应。"""
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from app.api.deps import restricted
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from app.engine.origin import CLIENT_ORIGINS
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origin = payload.origin or "api"
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if origin not in CLIENT_ORIGINS:
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# 应用入口、钩子、定时任务的来源由服务端写：客户端能声明的话，谁都能把一次画布试跑说成应用发起的
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raise CodedHTTPException(422, "运行来源只能是问数据、画布上的试运行、正式运行（手动）或接口，应用、外部系统和定时任务"
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"发起的运行由服务端记录来源", ORIGIN_NOT_ALLOWED, field="origin")
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if payload.origin_ref is not None and origin != "chat":
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raise CodedHTTPException(422, "只有问数据的运行能写明属于哪段对话、哪一轮", ORIGIN_REF_NOT_ALLOWED,
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field="origin_ref")
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origin_data = await _origin_ref(session, payload.origin_ref) if payload.origin_ref is not None else None
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options = None
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actor = actor_of(x_actor)
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memory_scope = payload.memory_scope
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if restricted():
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# user 角色（管理员开了问数据）只能发起问数据当场搭的探索运行：已发布工作流的正式运行只经应用入口发起，别的来源
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# 都是搭建者的事。图里只许读数据、整理、撰写这一类节点和只读工具（app/auth/chat_policy.py）。
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# 查询结果在工具边界就遮，事件、回答里只有遮过的值——它读得到自己这次运行的事件（api/deps.py 的 _run_scope）；
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# 数据源查询一律只读，写语句不交给审批（Agent 的 approval 是它自己写在图里的）
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if origin != "chat" or payload.run_class != "exploratory" or payload.workflow_id or payload.version is not None:
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raise HTTPException(403, "没有权限：使用者只能发起问数据的运行，工作流的运行需要搭建者及以上的角色")
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from app.auth.chat_policy import SCOPE_REFUSED
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from app.chat.launch import ChatRunRefused, user_chat_run
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# 白名单、记忆范围、遮罩与只读这几条和服务端跑的一轮问数据（chat/job.py）共用 chat/launch.user_chat_run
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try:
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memory_scope, options = user_chat_run(payload.graph, actor)
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except ChatRunRefused as e:
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raise HTTPException(403, str(e)) from e
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if payload.memory_scope or payload.collection:
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raise HTTPException(403, SCOPE_REFUSED)
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try:
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return await launch_run(
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session,
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workflow_id=payload.workflow_id,
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graph=payload.graph,
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input_payload=payload.input,
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memory_scope=memory_scope,
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collection=payload.collection,
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run_class=payload.run_class,
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version=payload.version,
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actor=actor,
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origin_kind=origin,
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origin=origin_data,
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options=options,
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)
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except LaunchRefused as e:
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raise _refused(e) from e
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async def _origin_ref(session: AsyncSession, ref: OriginRef) -> dict[str, str]:
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"""核对 origin_ref：对话这个人用不用得了（不能用的 403，规则同助手接口的 ensure_conversation_access）、对话在不在、这一轮
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是不是这段对话的。核对过的才写进运行来源：客户端不能把一次运行挂到别人的对话、别的轮次上。"""
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from app.api.deps import ensure_conversation_access
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from app.db.models import ConversationTurn
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conversation = await ensure_conversation_access(session, ref.conversation_id)
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if conversation is None:
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raise CodedHTTPException(422, "运行要挂的对话不存在，可能已被删除", ORIGIN_REF_INVALID, field="origin_ref")
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turn = await session.get(ConversationTurn, ref.turn_id)
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if turn is None or turn.conversation_id != conversation.id:
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raise CodedHTTPException(422, "运行要挂的这一轮不属于这段对话", ORIGIN_REF_INVALID, field="origin_ref")
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return {"conversation_id": conversation.id, "turn_id": turn.id}
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def _refused(e: LaunchRefused) -> HTTPException:
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"""发起被拒的 HTTP 响应，和规则搬去 engine/launch.py 之前逐字相同：带机器码的回 {detail, code}，
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不带的回 {detail}。"""
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if e.code:
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return CodedHTTPException(e.status_code, e.message, e.code)
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return HTTPException(e.status_code, e.message)
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#: workflow_id 取这个值时只要没挂在任何工作流上的运行：画布上没保存就跑的临时图，
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#: 以及工作流被删掉之后留下来的运行（外键是 SET NULL）
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UNSAVED = "__none__"
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#: origin_kind 取这个值时只要来源未记录的运行（加来源这一列之前的老运行）
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NO_ORIGIN = "none"
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@router.get("", response_model=list[RunOut])
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async def list_runs(
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workflow_id: str | None = Query(default=None, description=f"{UNSAVED} 表示没保存的工作流"),
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status: str | None = Query(default=None, description="逗号分隔，如 failed,cancelled"),
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run_class: str | None = None,
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q: str | None = Query(default=None, description="按工作流名模糊匹配"),
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schedule_id: str | None = Query(default=None, description="只要这个定时任务发起的运行"),
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origin_kind: str | None = Query(default=None, description=f"逗号分隔的运行来源；{NO_ORIGIN} 表示来源未记录的老运行"),
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limit: int = Query(default=50, ge=1, le=200),
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before: datetime | None = Query(default=None, description="翻页游标：只要 created_at 早于它的"),
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session: AsyncSession = Depends(get_session),
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) -> list[Run]:
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"""运行列表，新的在前。
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以前只有 limit：待审批的运行排在第 145 位，列表只取 100 条，点了徽标也找不到它。
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筛选都走服务端，翻页用 created_at 做游标（before 传上一页最后一条的 created_at）。
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别人的个人应用刷新、个人蓝图试运行不列（只给拥有者，auth/access.hidden_runs），管理员也一样。
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没按来源筛时，系统派生的运行（评测、口径对账、口径召回：engine/origin.SYSTEM_ORIGINS）默认不列——几十道评测题的运行
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会把真实用户的运行挤出第一页；按来源点名就列。没列出几次由 GET /api/runs/unlisted 照实说，界面写在列表底下。
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"""
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stmt = _filtered(select(Run), workflow_id=workflow_id, status=status, run_class=run_class, q=q,
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schedule_id=schedule_id, origin_kind=origin_kind)
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stmt = stmt.order_by(Run.created_at.desc(), Run.id.desc()).limit(limit)
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if before is not None:
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stmt = stmt.where(Run.created_at < before)
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return list((await session.execute(stmt)).scalars())
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@router.get("/unlisted")
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async def unlisted_runs(
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workflow_id: str | None = Query(default=None),
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status: str | None = Query(default=None),
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run_class: str | None = None,
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q: str | None = Query(default=None),
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schedule_id: str | None = Query(default=None),
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origin_kind: str | None = Query(default=None),
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session: AsyncSession = Depends(get_session),
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) -> dict[str, Any]:
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"""同样的筛选下，运行列表因为「系统派生的运行默认不列」而没列出的有几次：{total, by_origin: {来源: 次数}}。
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按来源筛了的（origin_kind 给了）什么都不藏，total 为 0。别人的个人应用刷新、个人蓝图试运行不算在内：它们不是「没列出」，
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是读不了。"""
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from sqlalchemy import func
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from app.engine.origin import SYSTEM_ORIGINS
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if _csv(origin_kind):
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return {"total": 0, "by_origin": {}}
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stmt = _filtered(select(Run.origin_kind, func.count()), workflow_id=workflow_id, status=status, run_class=run_class,
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q=q, schedule_id=schedule_id, origin_kind=",".join(SYSTEM_ORIGINS))
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rows = (await session.execute(stmt.group_by(Run.origin_kind))).all()
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by_origin = {kind: int(n) for kind, n in rows if kind and n}
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return {"total": sum(by_origin.values()), "by_origin": by_origin}
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def _filtered(stmt: Any, *, workflow_id: str | None, status: str | None, run_class: str | None, q: str | None,
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schedule_id: str | None, origin_kind: str | None) -> Any:
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"""运行列表的筛选条件（列表和「没列出几次」共用一份）。"""
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from sqlalchemy import not_
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from app.api.deps import current_principal
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from app.auth.access import hidden_runs
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from app.engine.origin import counted_runs
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stmt = stmt.where(not_(hidden_runs(current_principal())))
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if workflow_id == UNSAVED:
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stmt = stmt.where(Run.workflow_id.is_(None))
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elif workflow_id:
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stmt = stmt.where(Run.workflow_id == workflow_id)
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if statuses := _csv(status):
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stmt = stmt.where(Run.status.in_(statuses))
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if classes := _csv(run_class):
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stmt = stmt.where(Run.run_class.in_(classes))
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if q and q.strip():
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# 不分大小写（db/portable.contains_ci）：PostgreSQL 的文本列按字节排序（COLLATE "C"），列上的 ILIKE 只认 ASCII 的大小写
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from app.db.portable import contains_ci
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stmt = stmt.where(contains_ci(Run.workflow_name, q.strip()))
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if schedule_id:
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stmt = stmt.where(Run.schedule_id == schedule_id)
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if origins := _csv(origin_kind):
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kinds = [o for o in origins if o != NO_ORIGIN]
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stmt = stmt.where(or_(Run.origin_kind.in_(kinds), *([Run.origin_kind.is_(None)] if NO_ORIGIN in origins else [])))
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else:
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# 没点名来源：只列计入统计的运行，系统派生的（评测、口径对账、召回）不列；来源为空的老运行照常列出
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stmt = stmt.where(counted_runs())
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return stmt
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def _csv(value: str | None) -> list[str]:
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return [v.strip() for v in (value or "").split(",") if v.strip()]
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@router.get("/{run_id}", response_model=RunOut)
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async def get_run(run_id: str, session: AsyncSession = Depends(get_session)) -> RunOut:
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run = await session.get(Run, run_id)
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if not run:
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raise HTTPException(404, "运行记录不存在")
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out = RunOut.model_validate(run)
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if out.status == "failed" and not out.error_node_id:
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# 加这一列之前失败的老运行：从事件里找最后一个失败的节点
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out.error_node_id = (await session.execute(
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select(RunEvent.node_id)
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.where(RunEvent.run_id == run_id, RunEvent.type == "node.failed")
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.order_by(RunEvent.seq.desc()).limit(1)
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)).scalar_one_or_none()
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return out
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@router.get("/{run_id}/graph")
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async def get_run_graph(run_id: str, session: AsyncSession = Depends(get_session)) -> dict[str, Any]:
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"""运行时的那张图（快照），不是工作流现在的样子。回放历史运行时画布照它画。"""
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run = await session.get(Run, run_id)
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if not run:
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raise HTTPException(404, "运行记录不存在")
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return {"graph": run.graph or {}, "workflow_id": run.workflow_id, "version": run.version}
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@router.get("/{run_id}/events")
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async def get_events(
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run_id: str,
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after: int = 0,
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session: AsyncSession = Depends(get_session),
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) -> list[dict[str, Any]]:
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"""拉历史事件。刷新页面后重建时间线用这个，再接 WebSocket 续上实时流。"""
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rows = await session.execute(
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select(RunEvent)
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.where(RunEvent.run_id == run_id, RunEvent.seq > after)
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.order_by(RunEvent.seq)
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)
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return [
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{
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"id": e.id,
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"run_id": e.run_id,
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"seq": e.seq,
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"type": e.type,
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"node_id": e.node_id,
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"ts": e.ts,
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"data": e.data,
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}
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for e in rows.scalars()
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||
]
|
||
|
||
|
||
@router.get("/{run_id}/artifacts")
|
||
async def list_artifacts(
|
||
run_id: str, session: AsyncSession = Depends(get_session)
|
||
) -> list[dict[str, Any]]:
|
||
"""这次运行产出的全部工件引用。审阅出具物时从这里下钻到完整证据。"""
|
||
rows = await session.execute(
|
||
select(Artifact).where(Artifact.run_id == run_id).order_by(Artifact.created_at, Artifact.id)
|
||
)
|
||
return [
|
||
{
|
||
"id": a.id,
|
||
"kind": a.kind,
|
||
"node_id": a.node_id,
|
||
"size": a.size,
|
||
"meta": a.meta,
|
||
"created_at": a.created_at.isoformat() if a.created_at else None,
|
||
}
|
||
for a in rows.scalars()
|
||
]
|
||
|
||
|
||
@router.post("/{run_id}/cancel")
|
||
async def cancel_run(run_id: str, x_actor: str | None = Header(default=None)) -> dict[str, Any]:
|
||
"""停止一次运行。status 是 stopping（正在执行的，取消已发出，稍后收到 run.cancelled）
|
||
或 cancelled（停在审批上、或服务重启挂起的，已经收成终态，待审批一并关闭）。"""
|
||
outcome = await run_manager.cancel(run_id, actor=actor_of(x_actor))
|
||
if outcome is None:
|
||
async with SessionLocal() as session:
|
||
run = await session.get(Run, run_id)
|
||
if run is None:
|
||
raise HTTPException(404, "运行记录不存在")
|
||
raise HTTPException(409, _cannot_cancel(run.status, run.end_reason))
|
||
return {"ok": True, "status": outcome}
|
||
|
||
|
||
def _cannot_cancel(status: str, end_reason: str | None = None) -> str:
|
||
if status == "cancelled" and end_reason == "rejected":
|
||
return "这次运行已被驳回结束，没有要停止的。"
|
||
return {
|
||
"succeeded": "这次运行已完成，没有要停止的。",
|
||
"failed": "这次运行已失败结束，没有要停止的；如需继续，请点「继续运行」。",
|
||
"cancelled": "这次运行已取消。",
|
||
}.get(status, "这次运行已不在执行中（可能刚结束，或服务重启过），无需停止。请刷新页面查看最新状态")
|
||
|
||
|
||
class ResumeIn(BaseModel):
|
||
response: Any = None
|
||
approval_id: str | None = None
|
||
|
||
|
||
def _missing(e: KeyError) -> HTTPException:
|
||
# str(KeyError) 会带上 repr 的引号，界面上就成了 "'运行记录不存在'"
|
||
return HTTPException(404, str(e.args[0]) if e.args else "运行记录不存在")
|
||
|
||
|
||
def _not_while_inquiring(run_id: str, detail: str) -> None:
|
||
"""这次运行正在回答审批质询（engine/inquiry.py 的进程内登记）时，审批回复和继续运行一律 409：问答要写进
|
||
运行停着的这一段，运行先往下走了，审批人看着回答再批的那份依据就落了空。"""
|
||
if inquiry_busy(run_id):
|
||
raise CodedHTTPException(409, detail, INQUIRY_BUSY)
|
||
|
||
|
||
@router.post("/{run_id}/resume", response_model=RunOut)
|
||
async def resume_run(
|
||
run_id: str, payload: ResumeIn, x_actor: str | None = Header(default=None)
|
||
) -> Any:
|
||
"""兼容垫片：回复审批改走待办服务（app/process/tasks.py 的 respond，按派给谁、会签汇总）。「始终允许」、改过的代码、
|
||
双盲裁决的选择原样交给节点。没有待审批的（服务重启挂起的运行从断点接着跑）照旧直接恢复。"""
|
||
_not_while_inquiring(run_id, BUSY_DECIDE)
|
||
target = payload.approval_id
|
||
if target is None:
|
||
async with SessionLocal() as session:
|
||
pending = list((await session.execute(select(Approval.id).where(
|
||
Approval.run_id == run_id, Approval.status == "pending"))).scalars())
|
||
# 只有一条时才敢认；多条时交给引擎说清楚「无法确定回复的是哪一条」
|
||
target = pending[0] if len(pending) == 1 else None
|
||
if target is not None:
|
||
async with SessionLocal() as session:
|
||
approval = await session.get(Approval, target)
|
||
if approval is not None and approval.run_id == run_id and approval.status == "pending":
|
||
return await _respond_to(target, payload.response, x_actor)
|
||
from app.engine.runner import ContinueRefused
|
||
|
||
try:
|
||
# approval_id 以前定义了却从没传下去——一次运行里有多条待审批时，
|
||
# 引擎无从知道这次回复的是哪一条
|
||
return await run_manager.resume(
|
||
run_id, payload.response,
|
||
approval_id=payload.approval_id,
|
||
actor=actor_of(x_actor),
|
||
)
|
||
except KeyError as e:
|
||
raise _missing(e) from e
|
||
except ContinueRefused as e:
|
||
# 被驳回的（run_rejected）：和 /continue 同一个机器码
|
||
raise CodedHTTPException(409, str(e), e.code) from e
|
||
except ValueError as e:
|
||
raise HTTPException(409, str(e)) from e
|
||
|
||
|
||
async def _respond_to(approval_id: str, response: Any, x_actor: str | None) -> Any:
|
||
"""老接口的回复交给待办服务：只当一票、原样交给节点。待办还没有的（开待办时出过错）现在补一条。"""
|
||
from app.api.tasks import principal_of, refused
|
||
from app.process.tasks import RawResponse, TaskRefused, respond, task_for_approval
|
||
|
||
task_id = await task_for_approval(approval_id)
|
||
if task_id is None:
|
||
raise HTTPException(404, "审批记录不存在，所属的运行可能已被删除")
|
||
try:
|
||
out = await respond(task_id, principal_of(x_actor), decision=RawResponse(response))
|
||
except TaskRefused as e:
|
||
error = refused(e)
|
||
if isinstance(error, HTTPException):
|
||
raise error from e
|
||
return error
|
||
return out["run"]
|
||
|
||
|
||
class ContinueIn(BaseModel):
|
||
"""接着跑。graph 只能带改过配置的同一张图，结构必须一致。"""
|
||
|
||
graph: dict[str, Any] | None = None
|
||
|
||
|
||
@router.post("/{run_id}/continue", response_model=RunOut)
|
||
async def continue_run(
|
||
run_id: str, payload: ContinueIn, x_actor: str | None = Header(default=None)
|
||
) -> Run:
|
||
"""从失败的节点接着跑，前面跑过的不重来。
|
||
|
||
和 /resume 不是一回事：那条回复人工审批，这条是真的挂了（status=failed），
|
||
或者被服务重启打断、没有在等谁的 interrupted。挡住前者的原来只是 resume 里的
|
||
一行状态判定，而 checkpoint 一直都在——改个模型 id 就得把前面两分钟的取数
|
||
重跑一遍，纯属白等。
|
||
"""
|
||
_not_while_inquiring(run_id, BUSY_CONTINUE)
|
||
from app.engine.runner import ContinueRefused
|
||
|
||
try:
|
||
return await run_manager.continue_failed(
|
||
run_id, graph=payload.graph, actor=actor_of(x_actor),
|
||
)
|
||
except KeyError as e:
|
||
raise _missing(e) from e
|
||
except ContinueRefused as e:
|
||
# 正式运行带图（formal_graph_locked）、写入结果未知还没核实（action_unresolved）、被驳回了的（run_rejected）：带机器码
|
||
raise CodedHTTPException(409, str(e), e.code) from e
|
||
except ValueError as e:
|
||
raise HTTPException(409, str(e)) from e
|
||
|
||
|
||
@router.get("/{run_id}/state")
|
||
async def get_state(run_id: str) -> dict[str, Any]:
|
||
"""读取 checkpoint 里的当前状态。调试中断中的 run 时很有用。"""
|
||
from app.engine.compiler import compile_graph
|
||
from app.engine.context import RunContext
|
||
from app.engine.schema import GraphSpec
|
||
|
||
async with SessionLocal() as session:
|
||
run = await session.get(Run, run_id)
|
||
if not run:
|
||
raise HTTPException(404, "运行记录不存在")
|
||
|
||
spec = GraphSpec.model_validate(run.graph)
|
||
app = compile_graph(spec, RunContext(run_id=run_id, thread_id=run_id, spec=spec)).compile(
|
||
checkpointer=run_manager.checkpointer
|
||
)
|
||
snapshot = await app.aget_state({"configurable": {"thread_id": run_id}})
|
||
values = dict(snapshot.values or {})
|
||
values.pop("messages", None) # 消息对象不好直接序列化，前端也用不到
|
||
return {
|
||
"values": _jsonable(values),
|
||
"next": list(snapshot.next or ()),
|
||
"interrupts": [
|
||
{"id": getattr(i, "id", None), "value": _jsonable(getattr(i, "value", None))}
|
||
for i in (snapshot.interrupts or ())
|
||
],
|
||
}
|
||
|
||
|
||
@router.get("/{run_id}/verify")
|
||
async def verify_run(run_id: str) -> dict[str, Any]:
|
||
"""核对事件流和封存时的清单哈希是否一致：事后被改过、删过、插过都会对不上。"""
|
||
from app.engine.runner import verify_manifest
|
||
|
||
try:
|
||
return await verify_manifest(run_id)
|
||
except KeyError as e:
|
||
raise _missing(e) from e
|
||
|
||
|
||
@router.get("/{run_id}/history")
|
||
async def get_history(run_id: str, limit: int = 50) -> list[dict[str, Any]]:
|
||
"""checkpoint 历史 —— 可以看到每一步之后的状态快照，用来做时间旅行式调试。"""
|
||
from app.engine.compiler import compile_graph
|
||
from app.engine.context import RunContext
|
||
from app.engine.schema import GraphSpec
|
||
|
||
async with SessionLocal() as session:
|
||
run = await session.get(Run, run_id)
|
||
if not run:
|
||
raise HTTPException(404, "运行记录不存在")
|
||
|
||
spec = GraphSpec.model_validate(run.graph)
|
||
app = compile_graph(spec, RunContext(run_id=run_id, thread_id=run_id, spec=spec)).compile(
|
||
checkpointer=run_manager.checkpointer
|
||
)
|
||
out: list[dict[str, Any]] = []
|
||
async for snapshot in app.aget_state_history({"configurable": {"thread_id": run_id}}):
|
||
values = dict(snapshot.values or {})
|
||
values.pop("messages", None)
|
||
out.append(
|
||
{
|
||
"checkpoint_id": snapshot.config.get("configurable", {}).get("checkpoint_id"),
|
||
"next": list(snapshot.next or ()),
|
||
"created_at": snapshot.created_at,
|
||
"trail": _jsonable(values.get("trail") or [])[-1:],
|
||
"nodes_done": list((values.get("nodes") or {}).keys()),
|
||
}
|
||
)
|
||
if len(out) >= limit:
|
||
break
|
||
return out
|
||
|
||
|
||
@router.delete("/{run_id}", status_code=204)
|
||
async def delete_run(
|
||
run_id: str, force: bool = False, session: AsyncSession = Depends(get_session)
|
||
) -> None:
|
||
"""删除运行记录。运行记录是出具的追溯依据，三种情况要拦：
|
||
|
||
- 还在跑的：删了会留下没人管的执行任务，它还会往一条不存在的记录里写事件；
|
||
- 写过外部系统的（有演练以外的生效记录）：生效记录随运行级联删除，删了就对不上外部系统里已经发生的事（P8），
|
||
停在「结果未知、等核实」上的连核实待办一起没了。force 也不放行；工作流的删除检查（F4）也就绕不过去；
|
||
- 封存过的正式运行：删掉之后清单再也无法核对。确实要删，带 force=true。
|
||
"""
|
||
from sqlalchemy import func
|
||
|
||
from app.db.models import ActionRecord
|
||
|
||
run = await session.get(Run, run_id)
|
||
if not run:
|
||
raise HTTPException(404, "运行记录不存在")
|
||
if run.status in ("queued", "running") or run_manager.is_active(run_id):
|
||
raise HTTPException(409, "这次运行仍在进行，现在删除会留下无人管理的后台任务。请先停止运行，再删除")
|
||
effects = await session.scalar(select(func.count(ActionRecord.id)).where(
|
||
ActionRecord.run_id == run_id, ActionRecord.state != "simulated"))
|
||
if effects:
|
||
raise CodedHTTPException(
|
||
409, f"这次运行有 {effects} 条写入外部系统的生效记录，是和外部系统对账的依据，不能删除（强制删除也不行）",
|
||
RUN_HAS_EFFECTS)
|
||
if run.run_class == "formal" and run.manifest_hash and not force:
|
||
raise HTTPException(
|
||
409,
|
||
"这是一次已封存的正式运行，是出具结果的追溯凭证。删除后其事件和工件将一并删除，"
|
||
"封存清单无法再核对。如仍要删除，请选择「强制删除」",
|
||
)
|
||
await session.delete(run)
|
||
await session.commit()
|
||
|
||
|
||
# --------------------------------------------------------------------------
|
||
# 实时事件流
|
||
# --------------------------------------------------------------------------
|
||
|
||
|
||
#: 不在进行中的状态：没有后续事件会来（interrupted 要等人回复，恢复会新开一段
|
||
#: 执行，客户端到时候重新接）
|
||
_SETTLED = ("succeeded", "failed", "cancelled", "interrupted")
|
||
|
||
|
||
@router.websocket("/{run_id}/stream")
|
||
async def stream_run(websocket: WebSocket, run_id: str) -> None:
|
||
"""把一次运行的事件推给前端。
|
||
|
||
先补历史再接实时，所以中途打开页面、或者刷新之后，时间线都是完整的。
|
||
运行一旦不在进行中，补完历史就发一条 stream.end（data.status 是当时的状态）
|
||
再关掉——interrupted 也发。以前停在审批或服务重启挂起的运行什么都不发，
|
||
客户端一直重连、一直以为它还在跑。
|
||
"""
|
||
await websocket.accept()
|
||
after = int(websocket.query_params.get("after", 0) or 0)
|
||
|
||
# 先占订阅位，再读历史。反过来的话，两步之间图正好跑出来的事件既不在
|
||
# 历史里、也不在实时流里——永远丢了。实测就是这样：一次跑图的开头
|
||
# 两三条 node.started/node.finished 消失，界面上表现为某个节点永远
|
||
# 在转圈、它的子步骤跑到了顶层。
|
||
subscription = bus.attach(run_id)
|
||
try:
|
||
last_seq, run = await _replay(websocket, run_id, after)
|
||
if run is not None and run.status in _SETTLED and run_manager.is_active(run_id):
|
||
# 状态已经落了、执行任务还在收尾（终态事件、封存）：等它收完，把这期间
|
||
# 落库的事件补上，按最终状态收尾。否则会在 run.finished 之前就宣布结束
|
||
await run_manager.wait_idle(run_id)
|
||
last_seq, run = await _replay(websocket, run_id, last_seq)
|
||
|
||
if run is None or run.status in _SETTLED:
|
||
await _end(websocket, run.status if run else None)
|
||
return
|
||
|
||
# 占位期间攒下的那几条历史里也有，按 seq 滤掉，否则前端同一步收两遍。多进程时这次运行可能在别的进程里执行：
|
||
# 跟随它（app/cluster/relay.py），本进程从库里按 seq 追、在本进程的总线上发布，这里收到的和在执行的进程上一样
|
||
from app.cluster.relay import relay
|
||
|
||
with relay.follow_run(run_id, last_seq):
|
||
pump = asyncio.create_task(_pump(websocket, subscription.stream(after=last_seq), run_id))
|
||
try:
|
||
# 客户端断开时读操作会抛异常，用它来结束这条连接
|
||
while True:
|
||
await websocket.receive_text()
|
||
except WebSocketDisconnect:
|
||
pass
|
||
finally:
|
||
pump.cancel()
|
||
with contextlib.suppress(asyncio.CancelledError):
|
||
await pump
|
||
except WebSocketDisconnect:
|
||
return
|
||
except Exception: # noqa: BLE001
|
||
with contextlib.suppress(Exception):
|
||
await websocket.close()
|
||
finally:
|
||
subscription.close()
|
||
|
||
|
||
async def _replay(websocket: WebSocket, run_id: str, after: int) -> tuple[int, Run | None]:
|
||
"""把 seq > after 的历史事件发出去，顺带取回运行当前的状态。"""
|
||
last_seq = after
|
||
async with SessionLocal() as session:
|
||
rows = await session.execute(
|
||
select(RunEvent)
|
||
.where(RunEvent.run_id == run_id, RunEvent.seq > after)
|
||
.order_by(RunEvent.seq)
|
||
)
|
||
for event in rows.scalars():
|
||
last_seq = max(last_seq, event.seq or 0)
|
||
await websocket.send_json(
|
||
{
|
||
"seq": event.seq,
|
||
"type": event.type,
|
||
"node_id": event.node_id,
|
||
"ts": event.ts,
|
||
"data": event.data,
|
||
"replay": True,
|
||
}
|
||
)
|
||
run = await session.get(Run, run_id)
|
||
return last_seq, run
|
||
|
||
|
||
async def _end(websocket: WebSocket, status: str | None) -> None:
|
||
# 顶层的 status 留给老客户端；新口径读 data.status
|
||
await websocket.send_json({"type": "stream.end", "status": status, "data": {"status": status}})
|
||
await websocket.close()
|
||
|
||
|
||
async def _pump(websocket: WebSocket, stream: Any, run_id: str) -> None:
|
||
try:
|
||
async for event in stream:
|
||
await websocket.send_json(event.to_wire())
|
||
# 实时流走完 = 运行到了终态，或者关停时挂起了：补一条结束标记再关，
|
||
# 客户端不用靠猜，也不会对着一条已经结束的运行无限重连
|
||
async with SessionLocal() as session:
|
||
run = await session.get(Run, run_id)
|
||
await _end(websocket, run.status if run else None)
|
||
except (WebSocketDisconnect, RuntimeError):
|
||
return
|
||
|
||
|
||
# --------------------------------------------------------------------------
|
||
# 审批
|
||
# --------------------------------------------------------------------------
|
||
|
||
approvals_router = APIRouter(prefix="/api/approvals", tags=["approvals"])
|
||
|
||
|
||
class ApprovalOut(BaseModel):
|
||
id: str
|
||
run_id: str
|
||
node_id: str
|
||
mode: str
|
||
title: str
|
||
payload: dict[str, Any]
|
||
status: str
|
||
response: dict[str, Any]
|
||
created_at: Any = None
|
||
#: 谁批的：设置里的署名（请求头 X-Actor）。没署名就是 null，由前端写「未署名」
|
||
resolved_by: str | None = None
|
||
resolved_at: Any = None
|
||
# 下面几项来自所属的运行。全局待办列表要拼得出一行像样的字：
|
||
# 哪个工作流、卡在哪个节点、运行现在什么状态
|
||
workflow_id: str | None = None
|
||
workflow_name: str | None = None
|
||
node_label: str | None = None
|
||
run_status: str | None = None
|
||
run_class: str | None = None
|
||
#: 这条审批对应的待办（app/process/tasks.py）。回复走 POST /api/tasks/{task_id}/respond；开待办时出过错、还没补上的
|
||
#: 为空，老接口 /decide 照旧能用（它会现补一条）
|
||
task_id: str | None = None
|
||
|
||
|
||
@approvals_router.get("", response_model=list[ApprovalOut])
|
||
async def list_approvals(
|
||
status: str = Query(default="pending", description="pending / resolved / all，可逗号分隔"),
|
||
run_id: str | None = None,
|
||
limit: int = Query(default=100, ge=1, le=500),
|
||
session: AsyncSession = Depends(get_session),
|
||
) -> list[ApprovalOut]:
|
||
from sqlalchemy import not_
|
||
|
||
from app.api.deps import current_principal
|
||
from app.auth.access import hidden_runs
|
||
from app.db.models import Task
|
||
|
||
stmt = (
|
||
select(Approval, Run, Task.id)
|
||
.join(Run, Run.id == Approval.run_id, isouter=True)
|
||
.join(Task, Task.approval_id == Approval.id, isouter=True)
|
||
# 别人的个人应用刷新、个人蓝图试运行上的审批不列（只给拥有者，同运行列表）
|
||
.where(or_(Run.id.is_(None), not_(hidden_runs(current_principal()))))
|
||
.order_by(Approval.created_at.desc(), Approval.id.desc())
|
||
.limit(limit)
|
||
)
|
||
if status != "all" and (statuses := _csv(status)):
|
||
stmt = stmt.where(Approval.status.in_(statuses))
|
||
if run_id:
|
||
stmt = stmt.where(Approval.run_id == run_id)
|
||
out: list[ApprovalOut] = []
|
||
for approval, run, task_id in (await session.execute(stmt)).all():
|
||
item = ApprovalOut.model_validate(approval, from_attributes=True)
|
||
item.task_id = task_id
|
||
if run is not None:
|
||
item.workflow_id = run.workflow_id
|
||
item.workflow_name = run.workflow_name
|
||
item.run_status = run.status
|
||
item.run_class = run.run_class
|
||
item.node_label = _node_label(run.graph, approval.node_id)
|
||
out.append(item)
|
||
return out
|
||
|
||
|
||
def _node_label(graph: dict[str, Any] | None, node_id: str) -> str | None:
|
||
for n in (graph or {}).get("nodes") or []:
|
||
if isinstance(n, dict) and n.get("id") == node_id:
|
||
return ((n.get("data") or {}).get("label")) or node_id
|
||
return None
|
||
|
||
|
||
class DecideIn(BaseModel):
|
||
approved: bool = True
|
||
note: str = ""
|
||
value: Any = None
|
||
args: dict[str, Any] | None = None
|
||
|
||
|
||
@approvals_router.post("/{approval_id}/decide", response_model=RunOut)
|
||
async def decide(
|
||
approval_id: str,
|
||
payload: DecideIn,
|
||
session: AsyncSession = Depends(get_session),
|
||
x_actor: str | None = Header(default=None),
|
||
) -> Any:
|
||
"""兼容垫片：改走待办服务（app/process/tasks.py 的 respond）。请求体照旧，只当一票、原样交给节点。"""
|
||
from app.api.deps import PRIVATE_RUN, can_read_run, current_principal
|
||
|
||
approval = await session.get(Approval, approval_id)
|
||
if not approval:
|
||
raise HTTPException(404, "审批记录不存在，所属的运行可能已被删除")
|
||
if not await can_read_run(current_principal(), approval.run_id):
|
||
raise HTTPException(403, PRIVATE_RUN)
|
||
if approval.status != "pending":
|
||
raise HTTPException(409, "这条审批已处理过，请刷新页面查看最新状态")
|
||
# 在落签批人之前拦：拒掉的批准不该留下「谁试图批的」
|
||
_not_while_inquiring(approval.run_id, BUSY_DECIDE)
|
||
|
||
# 责任归属先落库再恢复执行——恢复失败也要留下"谁试图批的"
|
||
approval.resolved_by = actor_of(x_actor)
|
||
await session.commit()
|
||
|
||
response: dict[str, Any] = {"approved": payload.approved, "note": payload.note}
|
||
if payload.value is not None:
|
||
response["value"] = payload.value
|
||
if payload.args is not None:
|
||
response["args"] = payload.args
|
||
return await _respond_to(approval.id, response, x_actor)
|
||
|
||
|
||
def _jsonable(value: Any) -> Any:
|
||
if isinstance(value, dict):
|
||
return {str(k): _jsonable(v) for k, v in value.items()}
|
||
if isinstance(value, (list, tuple)):
|
||
return [_jsonable(v) for v in value]
|
||
if isinstance(value, (str, int, float, bool)) or value is None:
|
||
return value
|
||
return str(value)
|