81 lines
2.6 KiB
Go
81 lines
2.6 KiB
Go
package twofactor
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import (
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"errors"
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"fmt"
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"strconv"
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"github.com/quexten/goldwarden/agent/config"
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"github.com/quexten/goldwarden/agent/systemauth/pinentry"
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"github.com/quexten/goldwarden/logging"
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)
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var twofactorLog = logging.GetLogger("Goldwarden", "TwoFactor")
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func PerformSecondFactor(resp *TwoFactorResponse, cfg *config.Config) (TwoFactorProvider, []byte, error) {
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if provider, isInMap := resp.TwoFactorProviders2[WebAuthn]; isInMap {
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if isFido2Enabled {
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chall := provider["challenge"].(string)
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var creds []string
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for _, credential := range provider["allowCredentials"].([]interface{}) {
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publicKey := credential.(map[string]interface{})["id"].(string)
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creds = append(creds, publicKey)
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}
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result, err := Fido2TwoFactor(chall, creds, cfg)
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if err != nil {
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twofactorLog.Error("Error during FIDO2 two-factor authentication: %s", err)
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//return WebAuthn, nil, err
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} else {
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return WebAuthn, []byte(result), err
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}
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} else {
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twofactorLog.Warn("WebAuthn is enabled for the account but goldwarden is not compiled with FIDO2 support")
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}
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}
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if _, isInMap := resp.TwoFactorProviders2[Authenticator]; isInMap {
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token, err := pinentry.GetPassword("Authenticator Second Factor", "Enter your two-factor auth code")
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if err != nil {
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twofactorLog.Error("Error during authenticator two-factor authentication: %s", err)
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} else {
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return Authenticator, []byte(token), err
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}
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}
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if _, isInMap := resp.TwoFactorProviders2[Email]; isInMap {
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token, err := pinentry.GetPassword("Email Second Factor", "Enter your two-factor auth code")
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if err == nil {
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return Email, []byte(token), err
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}
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}
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return Authenticator, []byte{}, errors.New("no second factor available")
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}
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type TwoFactorProvider int
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const (
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Authenticator TwoFactorProvider = 0
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Email TwoFactorProvider = 1
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Duo TwoFactorProvider = 2 //Not supported
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YubiKey TwoFactorProvider = 3 //Not supported
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U2f TwoFactorProvider = 4 //Not supported
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Remember TwoFactorProvider = 5 //Not supported
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OrganizationDuo TwoFactorProvider = 6 //Not supported
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WebAuthn TwoFactorProvider = 7
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_TwoFactorProviderMax = 8 //Not supported
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)
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func (t *TwoFactorProvider) UnmarshalText(text []byte) error {
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i, err := strconv.Atoi(string(text))
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if err != nil || i < 0 || i >= _TwoFactorProviderMax {
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return fmt.Errorf("invalid two-factor auth provider: %q", text)
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}
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*t = TwoFactorProvider(i)
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return nil
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}
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type TwoFactorResponse struct {
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TwoFactorProviders2 map[TwoFactorProvider]map[string]interface{}
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}
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