From 866ab7463fd5388664139d45a141ebb463f51c45 Mon Sep 17 00:00:00 2001
From: Sina Ghaderi <sina@snix.ir>
Date: Tue, 30 Mar 2021 18:16:25 +0430
Subject: don't care about incoming e-mails

---
 vendor/syscon/syscon.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/vendor/syscon/syscon.go b/vendor/syscon/syscon.go
index 50254e0..880cdbf 100644
--- a/vendor/syscon/syscon.go
+++ b/vendor/syscon/syscon.go
@@ -49,6 +49,13 @@ func handlePostfixConn(conn net.Conn, syn *regexp.Regexp) {
 	for scanner.Scan() {
 		if find := syn.MatchString(scanner.Text()); find {
 			pureName := strings.ReplaceAll(scanner.Text(), "sasl_username=", "")
+			if pureName == "" {
+				if _, err := conn.Write([]byte("action=OK\n\n")); err != nil {
+					syslog.InformError(err)
+					return
+				}
+				continue
+			}
 			userAcc, err := datax.GetUserFromDatabase(&pureName)
 			if err != nil {
 				syslog.InformError(err)
-- 
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