但是前端vue调用的时候,却出现了跨域的问题,报cross-origin Resource sharing error PreflightMissingAllowOriginHeader 前提要知道一件时间:FastAPI默认是不能跨域访问的。 解决思路:如果想跨域访问,需要在初始化app后,增加跨域中间件。 实操: 在main文件中直接添加下面内容即可 fromfastapi.middleware.cors import CORSMid...
importCORSMiddlewarefromconfigimportENV_NAMEifENV_NAME=="development":origins=["*"]else:origins=["https://x.vercel.app/","http://x.vercel.app/"]middlewares=[Middleware(CORSMiddleware,allow_origins=origins,allow_credentials=True,allow_methods=["*"],allow_headers=["*"] ) ]app=FastAPI(...
CORS Middleware Configuration: The Langflow application uses CORSMiddleware from FastAPI, configured to be quite permissive by allowing all origins, methods, and headers. This setup is suitable for development but should be revisited for production to adhere to security best practices. Understanding CORS...
example: cors js library: isAllowed = isOriginAllowed(requestOrigin, options.origin); // reflect origin headers.push([{ key: 'Access-Control-Allow-Origin', value: isAllowed ? requestOrigin : false // <-- requestOrigin is only one. }]); example: starlette library (used by fastApi): ...
app=FastAPI() setup_cors(app) app.add_middleware(GZipMiddleware,minimum_size=1000) setup_middleware(app) api=create_api(app) modules.script_callbacks.app_started_callback(None,app) Expand DownExpand Up@@ -271,9 +273,7 @@ def webui(): ...
from fastapi.middleware.cors import CORSMiddleware origins = [ "http://localhost", "http://localhost:3000", "http://localhost:3001", "https://quivr.app", "https://www.quivr.app", "http://quivr.app", "http://www.quivr.app", "http://somehost:3000", # Add this line "*", ] ...