servemux – Tarik Billa

What is an http request multiplexer?

July 19, 2023 by Tarik

From net/http GoDoc and Source. ListenAndServe starts an HTTP server with a given address and handler. The handler is usually nil, which means to use DefaultServeMux. Handle and HandleFunc add handlers to DefaultServeMux DefaultServeMux is just a predefined http.ServeMux var DefaultServeMux = &defaultServeMux var defaultServeMux ServeMux As you can see http.Handle calls DefaultServeMux internally. func … Read more

Making golang Gorilla CORS handler work

May 9, 2023 by Tarik

Please read the link Markus suggested, and also about what triggers CORS pre-flight requests. Pre-flight requests: You may have a content type like JSON, or some other custom header that’s triggering a pre-flight request, which your server may not be handling. Try adding this one, if you’re using the ever-common AJAX in your front-end: https://en.wikipedia.org/wiki/List_of_HTTP_header_fields#Requested-With … Read more