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Support lowercase username and password challenge

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This commit is contained in:
李盼庚 2024-08-16 15:46:16 +08:00
parent 637f5e03dd
commit 647ff86b29
1 changed files with 6 additions and 4 deletions
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6
smtp/auth_login.go
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@ -21,12 +21,14 @@ const (
//
// See: https://learn.microsoft.com/en-us/openspecs/exchange_server_protocols/ms-xlogin/.
LoginXUsernameChallenge = "Username:"
LoginXUsernameLowerChallenge = "username:"
// LoginXPasswordChallenge represents the Password Challenge response sent by the SMTP server per the AUTH LOGIN
// extension.
//
// See: https://learn.microsoft.com/en-us/openspecs/exchange_server_protocols/ms-xlogin/.
LoginXPasswordChallenge = "Password:"
LoginXPasswordLowerChallenge = "password:"
// LoginXDraftUsernameChallenge represents the Username Challenge response sent by the SMTP server per the IETF
// draft AUTH LOGIN extension. It should be noted this extension is an expired draft which was never formally
@ -76,9 +78,9 @@ func (a *loginAuth) Start(server *ServerInfo) (string, []byte, error) {
func (a *loginAuth) Next(fromServer []byte, more bool) ([]byte, error) {
if more {
switch string(fromServer) {
case LoginXUsernameChallenge, LoginXDraftUsernameChallenge:
case LoginXUsernameChallenge, LoginXUsernameLowerChallenge, LoginXDraftUsernameChallenge:
return []byte(a.username), nil
case LoginXPasswordChallenge, LoginXDraftPasswordChallenge:
case LoginXPasswordChallenge, LoginXPasswordLowerChallenge, LoginXDraftPasswordChallenge:
return []byte(a.password), nil
default:
return nil, fmt.Errorf("unexpected server response: %s", string(fromServer))