--- git-send-email.perl | 30 ++++++++++++++++++++++-------- 1 file changed, 22 insertions(+), 8 deletions(-) diff --git a/git-send-email.perl b/git-send-email.perl index 798d59b84f..a012d61abb 100755 --- a/git-send-email.perl +++ b/git-send-email.perl @@ -1419,19 +1419,19 @@ sub smtp_auth_maybe { die "invalid smtp auth: '${smtp_auth}'"; } - # TODO: Authentication may fail not because credentials were + # Authentication may fail not because credentials were # invalid but due to other reasons, in which we should not # reject credentials. $auth = Git::credential({ 'protocol' => 'smtp', 'host' => smtp_host_string(), 'username' => $smtp_authuser, - # if there's no password, "git credential fill" will - # give us one, otherwise it'll just pass this one. 'password' => $smtp_authpass + }, sub { my $cred = shift; - + my $result; + my $error; if ($smtp_auth) { my $sasl = Authen::SASL->new( mechanism => $smtp_auth, @@ -1441,13 +1441,27 @@ sub smtp_auth_maybe { authname => $cred->{'username'}, } ); - return !!$smtp->auth($sasl); + } else { + # Handle plain authentication errors + eval { + $result = $smtp->auth($cred->{'username'}, $cred->{'password'}); + 1; # Ensure true value is returned + } or do { + $error = $@ || 'Unknown error'; + }; } - - return !!$smtp->auth($cred->{'username'}, $cred->{'password'}); + # Unified error handling logic + if ($error) { + # Match temporary errors + if ($error =~ /timeout|temporary|greylist|throttled|quota\s+exceeded|queue|overload|try\s+again|connection\s+lost|network\s+error/i) { + warn "SMTP temporary error: $error"; + return 1; + } + return 0; + } + return !!$result; }); - return $auth; } -- 2.49.0.rc0.57.gdb91954e18