299 lines
9.3 KiB
Python
299 lines
9.3 KiB
Python
"""Agent 管理 API 路由"""
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import uuid
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from datetime import datetime, timezone
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from typing import Any
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from fastapi import APIRouter, Depends, HTTPException, Query, status
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from pydantic import BaseModel
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from sqlalchemy import select
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.agent_framework.config_manager import AgentConfigManager
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from app.agent_framework.dispatcher import TaskDispatcher
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from app.agent_framework.exceptions import (
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AgentNotFoundError,
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NoAvailableAgentError,
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TaskDispatchError,
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TaskNotFoundError,
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)
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from app.agent_framework.protocol import TaskMessage, TaskStatus
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from app.agent_framework.registry import AgentRegistry
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from app.api.deps import get_current_user
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from app.config import settings
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from app.database import get_db
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from app.models.agent import AgentTask as AgentTaskModel
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from app.models.agent import AgentTaskLog as AgentTaskLogModel
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from app.models.user import User
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router = APIRouter()
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# ---------------------------------------------------------------------------
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# Pydantic Schemas
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# ---------------------------------------------------------------------------
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class TaskCreateRequest(BaseModel):
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agent_name: str
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task_type: str
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priority: int = 0
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input_data: dict = {}
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callback_url: str | None = None
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timeout_seconds: int = 300
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class TaskCreateResponse(BaseModel):
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task_id: str
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status: str
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message: str
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class ConfigUpdateRequest(BaseModel):
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configs: dict[str, Any]
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class ConfigUpdateResponse(BaseModel):
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updated_keys: list[str]
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message: str
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# ---------------------------------------------------------------------------
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# Agent 端点
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# ---------------------------------------------------------------------------
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@router.get("/", summary="列出所有 Agent")
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async def list_agents(
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agent_type: str | None = Query(None, description="按 Agent 类型筛选"),
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agent_status: str | None = Query(None, alias="status", description="按状态筛选"),
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current_user: User = Depends(get_current_user),
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):
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registry = AgentRegistry()
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agents = await registry.list_agents(agent_type=agent_type, status=agent_status)
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return {"items": agents, "total": len(agents)}
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@router.get("/{agent_name}", summary="获取 Agent 详情")
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async def get_agent_detail(
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agent_name: str,
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current_user: User = Depends(get_current_user),
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):
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registry = AgentRegistry()
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agent = await registry.get_agent(agent_name)
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if not agent:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND,
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detail=f"Agent '{agent_name}' not found",
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)
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return agent
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@router.get("/{agent_name}/config", summary="获取 Agent 配置")
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async def get_agent_config(
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agent_name: str,
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current_user: User = Depends(get_current_user),
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):
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config_mgr = AgentConfigManager()
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try:
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config = await config_mgr.get_config(agent_name)
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return config
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except AgentNotFoundError:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND,
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detail=f"Agent '{agent_name}' not found",
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)
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@router.put("/{agent_name}/config", summary="更新 Agent 配置", response_model=ConfigUpdateResponse)
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async def update_agent_config(
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agent_name: str,
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body: ConfigUpdateRequest,
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current_user: User = Depends(get_current_user),
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):
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config_mgr = AgentConfigManager()
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try:
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await config_mgr.bulk_update_config(
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agent_name=agent_name,
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configs=body.configs,
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updated_by=str(current_user.id),
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)
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return ConfigUpdateResponse(
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updated_keys=list(body.configs.keys()),
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message=f"Updated {len(body.configs)} config(s) for agent '{agent_name}'",
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)
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except AgentNotFoundError:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND,
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detail=f"Agent '{agent_name}' not found",
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)
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# ---------------------------------------------------------------------------
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# Task 端点
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# ---------------------------------------------------------------------------
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@router.get("/tasks/", summary="列出任务")
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async def list_tasks(
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agent_name: str | None = Query(None, description="按 Agent 名称筛选"),
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task_status: str | None = Query(None, alias="status", description="按状态筛选"),
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task_type: str | None = Query(None, description="按任务类型筛选"),
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skip: int = Query(0, ge=0),
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limit: int = Query(20, ge=1, le=100),
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db: AsyncSession = Depends(get_db),
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current_user: User = Depends(get_current_user),
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):
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stmt = select(AgentTaskModel)
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if task_status:
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stmt = stmt.where(AgentTaskModel.status == task_status)
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if task_type:
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stmt = stmt.where(AgentTaskModel.task_type == task_type)
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if agent_name:
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# 需要关联查询 agent_registry 表
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from app.models.agent import AgentRegistry as AgentRegistryModel
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sub_stmt = select(AgentRegistryModel.id).where(
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AgentRegistryModel.name == agent_name
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)
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stmt = stmt.where(AgentTaskModel.agent_id.in_(sub_stmt))
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stmt = stmt.order_by(AgentTaskModel.created_at.desc()).offset(skip).limit(limit)
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result = await db.execute(stmt)
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tasks = result.scalars().all()
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items = []
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for t in tasks:
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items.append({
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"id": str(t.id),
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"agent_id": str(t.agent_id),
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"task_type": t.task_type,
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"status": t.status,
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"priority": t.priority,
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"input_data": t.input_data,
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"output_data": t.output_data,
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"error_message": t.error_message,
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"started_at": t.started_at.isoformat() if t.started_at else None,
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"completed_at": t.completed_at.isoformat() if t.completed_at else None,
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"created_at": t.created_at.isoformat() if t.created_at else None,
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})
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return {"items": items, "total": len(items)}
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@router.post("/tasks/", summary="创建任务（分发给 Agent）", response_model=TaskCreateResponse)
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async def create_task(
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body: TaskCreateRequest,
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current_user: User = Depends(get_current_user),
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):
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task_id = str(uuid.uuid4())
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task = TaskMessage(
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task_id=task_id,
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agent_name=body.agent_name,
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task_type=body.task_type,
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priority=body.priority,
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input_data=body.input_data,
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callback_url=body.callback_url,
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created_at=datetime.now(timezone.utc),
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timeout_seconds=body.timeout_seconds,
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)
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dispatcher = TaskDispatcher(settings.REDIS_URL)
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try:
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await dispatcher.dispatch(
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task=task,
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organization_id=str(current_user.id), # fallback, 实际应从 user.org 取
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created_by=str(current_user.id),
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)
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return TaskCreateResponse(
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task_id=task_id,
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status="pending",
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message=f"Task dispatched to agent '{body.agent_name}'",
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)
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except (TaskDispatchError, NoAvailableAgentError) as e:
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raise HTTPException(
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status_code=status.HTTP_400_BAD_REQUEST,
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detail=str(e),
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)
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finally:
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await dispatcher.close()
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@router.get("/tasks/{task_id}", summary="获取任务状态")
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async def get_task_status(
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task_id: str,
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current_user: User = Depends(get_current_user),
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):
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dispatcher = TaskDispatcher(settings.REDIS_URL)
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try:
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task_status_data = await dispatcher.get_task_status(task_id)
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return task_status_data
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except TaskNotFoundError:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND,
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detail=f"Task '{task_id}' not found",
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)
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finally:
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await dispatcher.close()
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@router.post("/tasks/{task_id}/cancel", summary="取消任务")
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async def cancel_task(
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task_id: str,
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current_user: User = Depends(get_current_user),
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):
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dispatcher = TaskDispatcher(settings.REDIS_URL)
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try:
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await dispatcher.cancel_task(task_id)
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return {"task_id": task_id, "status": "cancelled", "message": "Task cancelled"}
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except TaskNotFoundError:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND,
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detail=f"Task '{task_id}' not found",
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)
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finally:
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await dispatcher.close()
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@router.get("/tasks/{task_id}/logs", summary="获取任务日志")
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async def get_task_logs(
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task_id: str,
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skip: int = Query(0, ge=0),
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limit: int = Query(50, ge=1, le=200),
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db: AsyncSession = Depends(get_db),
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current_user: User = Depends(get_current_user),
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):
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try:
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task_uuid = uuid.UUID(task_id)
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except ValueError:
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raise HTTPException(
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status_code=status.HTTP_400_BAD_REQUEST,
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detail="Invalid task_id format",
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)
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stmt = (
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select(AgentTaskLogModel)
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.where(AgentTaskLogModel.task_id == task_uuid)
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.order_by(AgentTaskLogModel.created_at.desc())
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.offset(skip)
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.limit(limit)
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)
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result = await db.execute(stmt)
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logs = result.scalars().all()
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items = []
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for log in logs:
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items.append({
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"id": str(log.id),
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"task_id": str(log.task_id),
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"agent_id": str(log.agent_id),
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"log_level": log.log_level,
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"message": log.message,
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"metadata": log.extra_metadata,
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"created_at": log.created_at.isoformat() if log.created_at else None,
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})
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return {"items": items, "total": len(items)}
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