Files
ClusterCanvas/service/internal/auth/totp.go
T
Squid 2605c3b346 Add users and network settings tabs with admin protections.
List and delete accounts with last-admin and Administrators-group guards, and expose editable network settings via the configuration UI.
2026-07-18 15:18:01 +02:00

48 lines
1.0 KiB
Go

package auth
import (
"fmt"
"github.com/pquerna/otp"
"github.com/pquerna/otp/totp"
)
const totpIssuer = "ClusterCanvas"
// GenerateTOTPSecret creates a new TOTP key for username.
func GenerateTOTPSecret(username string) (*otp.Key, error) {
key, err := totp.Generate(totp.GenerateOpts{
Issuer: totpIssuer,
AccountName: username,
Period: 30,
Digits: otp.DigitsSix,
Algorithm: otp.AlgorithmSHA1,
})
if err != nil {
return nil, fmt.Errorf("generate totp: %w", err)
}
return key, nil
}
// VerifyTOTPCode validates a TOTP code against a base32 secret.
func VerifyTOTPCode(secret string, code string) bool {
return totp.Validate(code, secret)
}
// OTPAuthURL builds an otpauth URL from an existing secret.
func OTPAuthURL(username string, secret string) (string, error) {
key, err := otp.NewKeyFromURL(
fmt.Sprintf(
"otpauth://totp/%s:%s?secret=%s&issuer=%s&algorithm=SHA1&digits=6&period=30",
totpIssuer,
username,
secret,
totpIssuer,
),
)
if err != nil {
return "", err
}
return key.URL(), nil
}