The HTTP OPTIONS request method is commonly used to ask a Web server which HTTP methods the server allows; servers typically respond with just a set of headers that includes the Allow header, whose value lists the allowed methods. The OPTIONS method is also a key part of the CORS protocol.
Introduction
I've read the following:
Hypertext Transfer Protocol (HTTP) is the life of the web. It's used every time you transfer a document, or make an AJAX request. But HTTP is surprisingly a relative unknown among some web developers.
The HTTP…
First off, I've read "How to handle HTTP OPTIONS with Spring MVC?" but the answers do not seem directly applicable to Spring Boot.
It looks like I should do this:
configure the dispatcherServlet by setting its
dispatchOptionsRequest to true
But…
We're using HAProxy as a load balancer at the moment, and it regularly makes requests to the downstream boxes to make sure they're alive using an OPTIONS request:
OPTIONS /index.html HTTP/1.0
I'm working with getting nginx set up as a reverse…
I'm having some trouble getting jquery to post some json data to a rest method I have on my WCF service.
On the WCF side, here's the operation contract:
[OperationContract]
[WebInvoke(Method = "POST",
BodyStyle =…
My backbone.js application throwing an HTTP OPTIONS not found error when I try to save a model to my restful web service that's located on another host/URL.
Based on my research, I gathered from this post that :
a request would constantly send an…
I am attempting to provide a response to the HTTP OPTIONS method with an Access-Control-Allow-Origin header copying the contents of the Origin header in the request.
This is apparently not working, for reasons I can't figure out.
tl;dr:
response…
According to https://www.rfc-editor.org/rfc/rfc9110.html#name-options the only response ever mentioned regarding an HTTP OPTIONS request is a 200. However, there seem to be cases such as when the content-length is 0 that a 204 would be more…
I'm new to NestJS and on every route my web app is trying to query, it fails on the OPTIONS request, getting:
{"statusCode":404,"error":"Not Found","message":"Cannot OPTIONS
/authenticate"}
however trying a direct GET or POST request works fine.
I'm trying to understand how this system is working under the hood. The system is REST based which is pretty standard, what I don't get the client makes a OPTIONS call before each API call and XML content is returned in the format. It's using Jersey…
I'm using rails-api to build a public json api.
I would like to respond to OPTIONS HTTP Method to take advantages of Cross-Origin Resource Sharing.
http://www.w3.org/TR/cors/
I'm doing this:
headers['Access-Control-Allow-Methods'] = 'POST, PUT,…
In my environment, I use perlbal to redirect request to nginx. If verify_backend is on. perbal will send a "OPTIONS *" request to nginx, but the nginx response it as a bad request.
According to RFC2616:
If the Request-URI is an asterisk (""), the…
My Sencha Touch app is posting a form to my asp.net-mvc-3 WebService, but instead of sending POST it's sending OPTIONS.
I'm reading a similar thread here, but I just don't know how to handle the OPTIONS method in my code.
I did try adding the…
