signaller/internal/tokenutils.go
2019-07-20 21:33:02 +05:00

35 lines
561 B
Go

package internal
import (
"crypto/rand"
"fmt"
"net/http"
"strings"
)
// newToken returns new generated token with specified length
func NewToken(size int) string {
b := make([]byte, size)
rand.Read(b)
return fmt.Sprintf("%x", b)
}
// getTokenFromResponse returns token from request.
func getTokenFromResponse(r *http.Request) string {
const prefix = "Bearer "
auth, ok := r.Header["Authorization"]
if !ok {
return ""
}
for _, v := range auth {
if strings.HasPrefix(v, prefix) {
return strings.TrimPrefix(v, prefix)
}
}
return ""
}