README
¶
cors
Negroni middleware/handler to enable CORS support.
Usage
package main
import (
"net/http"
"github.com/codegangsta/negroni"
"github.com/hariharan-uno/cors"
)
func main() {
n := negroni.Classic()
// CORS for https://*.foo.com origins, allowing:
// - GET and POST methods
// - Origin header
options := cors.Options{
AllowOrigins: []string{"https://*.foo.com"},
AllowMethods: []string{"GET", "POST"},
AllowHeaders: []string{"Origin"},
}
n.Use(negroni.HandlerFunc(options.Allow))
mux := http.NewServeMux()
// map your routes
n.UseHandler(mux)
n.Run(":3000")
}
###Documentation
Authors
Documentation
¶
Overview ¶
Package cors provides handlers to enable CORS support.
Index ¶
- type Options
- func (o *Options) Allow(res http.ResponseWriter, req *http.Request, next http.HandlerFunc)
- func (o *Options) Header(origin string) (headers map[string]string)
- func (o *Options) IsOriginAllowed(origin string) (allowed bool)
- func (o *Options) PreflightHeader(origin, rMethod, rHeaders string) (headers map[string]string)
Constants ¶
This section is empty.
Variables ¶
This section is empty.
Functions ¶
This section is empty.
Types ¶
type Options ¶
type Options struct {
// If set, all origins are allowed.
AllowAllOrigins bool
// A list of allowed origins. Wild cards and FQDNs are supported.
AllowOrigins []string
// If set, allows to share auth credentials such as cookies.
AllowCredentials bool
// A list of allowed HTTP methods.
AllowMethods []string
// A list of allowed HTTP headers.
AllowHeaders []string
// A list of exposed HTTP headers.
ExposeHeaders []string
// Max age of the CORS headers.
MaxAge time.Duration
}
Options represents Access Control options.
func (*Options) Allow ¶
func (o *Options) Allow(res http.ResponseWriter, req *http.Request, next http.HandlerFunc)
Allow enables CORS for requests those match the provided options.
func (*Options) IsOriginAllowed ¶
IsOriginAllowed looks up if the origin matches one of the patterns generated from Options.AllowOrigins patterns.
Source Files
Click to show internal directories.
Click to hide internal directories.