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MTA: Do not include list expansions in RCPT counts

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mdecimus
2026-02-16 17:51:48 +00:00
parent 9f884d31c1
commit b5ff8b5952
1 changed files with 2 additions and 1 deletions
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3
crates/smtp/src/inbound/rcpt.rs
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@@ -46,7 +46,8 @@ impl<T: SessionStream> Session<T> {
SpanId = self.data.session_id, SpanId = self.data.session_id,
); );
return self.write(b"503 5.5.1 MAIL is required first.\r\n").await; return self.write(b"503 5.5.1 MAIL is required first.\r\n").await;
} else if self.data.rcpt_to.len() >= self.params.rcpt_max { } else if std::cmp::min(self.data.rcpt_to.len(), self.data.rcpt_oks) >= self.params.rcpt_max
{
trc::event!( trc::event!(
Smtp(SmtpEvent::TooManyRecipients), Smtp(SmtpEvent::TooManyRecipients),
SpanId = self.data.session_id, SpanId = self.data.session_id,