Files
webserv/pkg/auxtool/auxhttp/parseauth.go
Олег Бородин e18bc7beef initial import
2024-01-16 09:02:47 +02:00

48 lines
1.2 KiB
Go

package auxhttp
import (
"encoding/base64"
"errors"
"strings"
)
func ParseAuthBasicHeader(header string) (string, string, error) {
var err error
var username string
var password string
authData := strings.SplitN(header, " ", 2)
if len(authData) < 2 {
err = errors.New("Wrong authentification header")
return username, password, err
}
authType := strings.TrimSpace(authData[0])
if authType != "Basic" {
err = errors.New("Authentification type is different from basic")
return username, password, err
}
authPair := strings.TrimSpace(authData[1])
pairEncoded, err := base64.StdEncoding.DecodeString(authPair)
if err != nil {
return username, password, err
}
pair := strings.SplitN(string(pairEncoded), ":", 2)
if len(pair) < 2 {
err = errors.New("Wrong authentification pair")
return username, password, err
}
username = strings.TrimSpace(pair[0])
password = strings.TrimSpace(pair[1])
if username == "" {
err = errors.New("autentification username is null")
return username, password, err
}
if password == "" {
err = errors.New("autentification password is null")
return username, password, err
}
return username, password, err
}