34 lines
641 B
Go
34 lines
641 B
Go
package auth
|
|
|
|
import "golang.org/x/crypto/bcrypt"
|
|
|
|
var (
|
|
ErrEmptyPassword = Error{"password is empty"}
|
|
ErrPasswordIncorrect = Error{"password is incorrect"}
|
|
)
|
|
|
|
type Error struct {
|
|
Err string
|
|
}
|
|
|
|
func (e Error) Error() string {
|
|
return e.Err
|
|
}
|
|
|
|
func HashPassword(password string) (string, error) {
|
|
if password == "" {
|
|
return "", ErrEmptyPassword
|
|
}
|
|
bytes, err := bcrypt.GenerateFromPassword([]byte(password), 14)
|
|
return string(bytes), err
|
|
}
|
|
|
|
func CheckPasswordHash(password, hash string) error {
|
|
err := bcrypt.CompareHashAndPassword([]byte(hash), []byte(password))
|
|
if err != nil {
|
|
return ErrPasswordIncorrect
|
|
}
|
|
|
|
return nil
|
|
}
|