cors

问题 When I run my angular app I get a CORS, although I've enabled it in my .NET core app, regular http requests seem to work fine, it's just with SignalR I'm having issues. Any suggestions would be much appreciated. Thanks in advance. Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at https://localhost:5001/api/chat/negotiate. (Reason: expected ‘true’ in CORS header ‘Access-Control-Allow-Credentials’). Cross-Origin Request Blocked: The Same Origin Policy

问题 This question already has answers here : How to add cross domain support to WCF service (4 answers) Closed 7 months ago . i'm trying to send a POST request to a REST web service from a different domain in FireFox. i'm using the JavaScript "fetch" function for this. i'm hosting the REST web service in IIS. it works fine before i add a "Content-Type" header in JavaScript. CORS errors in the FireFox console note that if i enable XHR in the console, then i can see that using fetch with the

问题 The form submits perfectly well in the amp playground and the amp Gmail playground. When I send myself the email and open it in Gmail, the dynamic content loads correctly but on submitting the form, I get the following errors: Uncaught (in promise) Error: Class$obf_1008: [https://dynamicmail-pa.googleapis.com/v2/xhrs:proxy?alt=protojson] Cg: Unsupported HTTP status: 400: Class$obf_1007: [object Object] log.js:258 [amp-form] Form submission failed: Error: Request viewerRenderTemplate failed:

问题 I have this function that works perfectly in production however when running locally I get cors errors export const listUsers = functions.https.onRequest(async (req, res) => { res.set("Access-Control-Allow-Origin", "*") const data = await getSomeUsers(10) res.json(data) }) emulators starts fine: cors issue: 回答1: Check this: Deadly CORS when http://localhost is the origin Chrome does not support localhost for CORS requests (a bug opened in 2010, marked WontFix in 2014). To get around this you

问题 I am trying to add CORS support to my Jenkins server so I could access the REST API from the browser. From looking around, the recommended approach is to use the CORS Filter plugin. I have installed it, enable it, and add http://localhost to the Access-Control-Allow-Origins field, as well as GET to Access-Control-Allow-Methods field. However, these headers are not showing up in my requests. This plugin has not been updated in a few years, so I'm not sure if it's compatible with the latest

问题 my environments: backend (localhost) written in .net web api 2 enabled package "Microsoft.AspNet.WebApi.Cors" frontend (localhost) with vue-js-2 with webpack-simple vue-resource for http requests I am experiencing some CORS issues which I cannot solve: Launching "simple requests" with GET verb works, but when using POST verb I get CORS error, saying: Access to XMLHttpRequest at 'http://localhost:59837/api/Employees' from origin 'http://localhost:8080' has been blocked by CORS policy: Response

问题 I build restAPI with nodejs and I want to limit user access with whitelisted ip or domain, to do that I use NPM's CORS package, but I cant get client ip address that access restAPI, so.. how to get the ip address? here the code: const whitelist = ['http://localhost', 'http://127.0.0.1'] const corsOptions = { origin: function (origin, callback) { console.log(whitelist.indexOf(origin)) console.log(origin) // if (whitelist.indexOf(origin) !== -1) { if (whitelist.indexOf('127.0.0.1') !== -1 ||

问题 I'm implementing a web site with FB server-side login as simplified steps below: A simple button triggers JS script which calls my backend API https://localhost/fblogin function sendFbLoginData() { $.get("https://localhost/fblogin", function(data, status) {}); } In the backend handler of /fblogin the user is redirected to FB login dialog for requesting permissions and access token. func (ct *LoginController) FbLogin() { url := "https://www.facebook.com/dialog/oauth?client_id=xxx&redirect_uri

问题 I'm trying make some ajax queries from domain A to domain B which is behind HTTP basic auth Here is my Jquery (1.9.1) ajax call jQuery.ajax({ method : "POST", data: s, withCredentials: true, headers: { "Authorization" : "Basic " + btoa('user:pass') }, url: "http://domainB/script.php", success: function(data){ console.log(data); } }); And script.php <?php header('Access-Control-Allow-Origin: http://domainA'); header('Access-Control-Allow-Methods: POST'); header('Access-Control-Allow

问题 I'm trying make some ajax queries from domain A to domain B which is behind HTTP basic auth Here is my Jquery (1.9.1) ajax call jQuery.ajax({ method : "POST", data: s, withCredentials: true, headers: { "Authorization" : "Basic " + btoa('user:pass') }, url: "http://domainB/script.php", success: function(data){ console.log(data); } }); And script.php <?php header('Access-Control-Allow-Origin: http://domainA'); header('Access-Control-Allow-Methods: POST'); header('Access-Control-Allow