minor: update jwt example to match the wiki's one
// (because it used "context" to define the user but we don't need that so a simple iris.FromStd wouldn't work as expected.)
package main
-// $ go get -u github.com/dgrijalva/jwt-go
-// $ go run main.go
-
import (
"github.com/kataras/iris"
- "github.com/dgrijalva/jwt-go"
- jwtmiddleware "github.com/iris-contrib/middleware/jwt"
+ "github.com/iris-contrib/middleware/jwt"
)
-func myHandler(ctx iris.Context) {
+func getTokenHandler(ctx iris.Context) {
+ token := jwt.NewTokenWithClaims(jwt.SigningMethodHS256, jwt.MapClaims{
+ "foo": "bar",
+ })
+
+ // Sign and get the complete encoded token as a string using the secret
+ tokenString, _ := token.SignedString([]byte("My Secret"))
+
+ ctx.HTML(`Token: ` + tokenString + `<br/><br/>
+ <a href="/secured?token=` + tokenString + `">/secured?token=` + tokenString + `</a>`)
+}
+
+func myAuthenticatedHandler(ctx iris.Context) {
user := ctx.Values().Get("jwt").(*jwt.Token)
ctx.Writef("This is an authenticated request\n")
ctx.Writef("Claim content:\n")
- ctx.Writef("%s", user.Signature)
+ foobar := user.Claims.(jwt.MapClaims)
+ for key, value := range foobar {
+ ctx.Writef("%s = %s", key, value)
+ }
}
func main() {
app := iris.New()
- jwtHandler := jwtmiddleware.New(jwtmiddleware.Config{
+ j := jwt.New(jwt.Config{
+ // Extract by "token" url parameter.
+ Extractor: jwt.FromParameter("token"),
+
ValidationKeyGetter: func(token *jwt.Token) (interface{}, error) {
return []byte("My Secret"), nil
},
- // When set, the middleware verifies that tokens are signed with the specific signing algorithm
- // If the signing method is not constant the ValidationKeyGetter callback can be used to implement additional checks
- // Important to avoid security issues described here: https://auth0.com/blog/2015/03/31/critical-vulnerabilities-in-json-web-token-libraries/
SigningMethod: jwt.SigningMethodHS256,
})
- app.Use(jwtHandler.Serve)
-
- app.Get("/ping", myHandler)
- app.Run(iris.Addr("localhost:3001"))
-} // don't forget to look ../jwt_test.go to see how to set your own custom claims
+ app.Get("/", getTokenHandler)
+ app.Get("/secured", j.Serve, myAuthenticatedHandler)
+ app.Run(iris.Addr(":8080"))
+}
