2 GoCheese -- Python private package repository and caching proxy
3 Copyright (C) 2019-2020 Elena Balakhonova <balakhonova_e@riseup.net>
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, version 3 of the License.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>.
27 type SHA256AuthData []byte
29 func (expectedPasword SHA256AuthData) Auth(password string) bool {
30 hash := sha256.Sum256([]byte(password))
31 return subtle.ConstantTimeCompare(hash[:], []byte(expectedPasword)) == 1
34 func parseSHA256(params string) (Auther, error) {
35 if len(params) != 64 {
36 return nil, fmt.Errorf("sha256 parameters %q have wrong format", params)
38 hash, err := hex.DecodeString(params)
39 return SHA256AuthData(hash), err