87 lines
2.6 KiB
Python
87 lines
2.6 KiB
Python
from contextlib import asynccontextmanager
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from fastapi import FastAPI
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from fastapi.middleware.cors import CORSMiddleware
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from starlette.middleware.base import BaseHTTPMiddleware
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from app.api.main import api_router
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from app.api.v1 import websocket
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from app.core.config import settings
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from app.core.websocket.broadcaster import broadcaster
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from app.db.session import init_db
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from app.services.scheduler import (
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cleanup_stale_running_tasks,
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start_scheduler,
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stop_scheduler,
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sync_scheduler_with_datasources,
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)
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class WebSocketCORSMiddleware(BaseHTTPMiddleware):
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async def dispatch(self, request, call_next):
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if request.url.path.startswith("/ws") and request.method == "GET":
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response = await call_next(request)
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response.headers["Access-Control-Allow-Origin"] = "*"
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response.headers["Access-Control-Allow-Methods"] = "GET, OPTIONS"
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response.headers["Access-Control-Allow-Headers"] = "*"
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return response
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return await call_next(request)
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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await init_db()
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await cleanup_stale_running_tasks()
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start_scheduler()
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await sync_scheduler_with_datasources()
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broadcaster.start()
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yield
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broadcaster.stop()
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stop_scheduler()
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app = FastAPI(
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title=settings.PROJECT_NAME,
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version=settings.VERSION,
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description="智能星球计划 - 态势感知系统\n\n## 功能模块\n\n- **用户认证**: JWT-based authentication\n- **数据源管理**: 多源数据采集器管理\n- **任务调度**: 定时任务调度与监控\n- **实时更新**: WebSocket实时数据推送\n- **告警系统**: 多级告警管理\n\n## 数据层级\n\n- **L1**: 核心数据 (TOP500, Epoch AI GPU)\n- **L2**: 扩展数据 (HuggingFace, PeeringDB, 海缆)\n- **L3**: 分析数据\n- **L4**: 决策支持",
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lifespan=lifespan,
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docs_url=None,
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redoc_url="/docs",
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openapi_url="/openapi.json",
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)
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"],
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allow_credentials=True,
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allow_methods=["*"],
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allow_headers=["*"],
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)
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app.add_middleware(WebSocketCORSMiddleware)
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app.include_router(api_router, prefix="/api/v1")
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app.include_router(websocket.router)
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@app.get("/health")
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async def health_check():
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return {"status": "healthy", "version": settings.VERSION}
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@app.get("/")
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async def root():
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return {
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"name": settings.PROJECT_NAME,
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"version": settings.VERSION,
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"docs": "/docs",
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"redoc": "/redoc",
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}
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@app.get("/api/v1/scheduler/jobs")
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async def get_scheduler_jobs():
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from app.services.scheduler import get_scheduler_jobs
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return {"jobs": get_scheduler_jobs()}
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