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xiaoxia-saas/apps/api/main.py
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fix: 确保生产CORS始终包含saas.xiaoxiajianji.com
之前的修复只在CORS_ORIGINS为空时才添加默认域名,
但生产环境通过环境变量设置了CORS_ORIGINS_RAW,
导致saas子域仍然不在允许列表中。

现在无论CORS_ORIGINS_RAW如何配置,都会确保包含
xiaoxiajianji.com和saas.xiaoxiajianji.com。
2026-06-28 21:56:21 +08:00

88 lines
2.9 KiB
Python

import os
from app.api.router import api_router, health_router
from app.config import settings
from app.middleware.exceptions import (
APIException,
api_exception_handler,
general_exception_handler,
http_exception_handler,
validation_exception_handler,
)
from app.middleware.logging import RequestLoggingMiddleware
from app.middleware.prometheus_metrics import PrometheusMetricsMiddleware, metrics_endpoint
from fastapi import FastAPI
from fastapi.exceptions import RequestValidationError
from fastapi.middleware.cors import CORSMiddleware
from fastapi.middleware.gzip import GZipMiddleware
from starlette.exceptions import HTTPException as StarletteHTTPException
from starlette.staticfiles import StaticFiles
app = FastAPI(
title="小虾 SaaS API",
description="自动化剪辑 SaaS 平台 API",
version=settings.APP_VERSION,
docs_url="/docs",
redoc_url="/redoc",
)
app.add_exception_handler(APIException, api_exception_handler)
app.add_exception_handler(StarletteHTTPException, http_exception_handler)
app.add_exception_handler(RequestValidationError, validation_exception_handler)
app.add_exception_handler(Exception, general_exception_handler)
# P1-1: Fix CORS configuration security issue
# - allow_credentials=True is incompatible with allow_origins=["*"]
# - In production, only allow configured domains, not "*"
if settings.DEBUG:
allow_origins = settings.CORS_ORIGINS # Allow localhost in debug mode
else:
# In production, filter out any wildcard "*" origins
allow_origins = list({origin for origin in settings.CORS_ORIGINS if origin != "*"})
# Always ensure production domains are included
for domain in ("https://xiaoxiajianji.com", "https://saas.xiaoxiajianji.com"):
if domain not in allow_origins:
allow_origins.append(domain)
app.add_middleware(
CORSMiddleware,
allow_origins=allow_origins,
allow_credentials=True,
allow_methods=["GET", "POST", "PUT", "DELETE", "OPTIONS"],
allow_headers=["Authorization", "Content-Type"],
)
app.add_middleware(GZipMiddleware, minimum_size=1000)
app.add_middleware(RequestLoggingMiddleware)
app.add_middleware(PrometheusMetricsMiddleware)
app.include_router(health_router)
app.add_route("/metrics", metrics_endpoint, methods=["GET"])
app.include_router(api_router)
_generated_files_dir = os.getenv("GENERATED_FILES_DIR", "/app/generated")
os.makedirs(_generated_files_dir, exist_ok=True)
app.mount(
os.getenv("GENERATED_FILES_URL_PREFIX", "/generated-files"),
StaticFiles(directory=_generated_files_dir),
name="generated-files",
)
def create_app() -> FastAPI:
return app
@app.get("/")
async def root():
return {
"service": settings.APP_NAME,
"status": "running",
"version": settings.APP_VERSION,
}
if __name__ == "__main__":
import uvicorn
uvicorn.run(app, host=settings.API_HOST, port=settings.API_PORT)