/
MiddleWare.go
47 lines (36 loc) · 1004 Bytes
/
MiddleWare.go
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package DB
import (
"fmt"
"net/http"
"upper.io/db.v3"
jwt "github.com/dgrijalva/jwt-go"
)
var mySigningKey = []byte("secretkey")
func (d *dbServer) IsAuthorized(endpoint func(http.ResponseWriter, *http.Request)) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.Header["Token"] != nil {
Collection := d.sess.Collection(BlackListCollection)
res := Collection.Find(db.Cond{"token": r.Header["Token"][0]})
total, _ := res.Count()
if total > 0 {
RenderError(w, "Invalid user request")
return
}
token, err := jwt.Parse(r.Header["Token"][0], func(token *jwt.Token) (interface{}, error) {
if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
return nil, fmt.Errorf("There was an error")
}
return mySigningKey, nil
})
if err != nil {
RenderError(w, "Invalid user request")
return
}
if token.Valid {
endpoint(w, r)
}
} else {
RenderError(w, "Invalid user request")
}
})
}