From a9f11b8fa383bdcbda165143e8db43e44a19eb8e Mon Sep 17 00:00:00 2001
From: Mechiel Lukkien <mechiel@ueber.net>
Date: Thu, 7 Mar 2024 11:26:53 +0100
Subject: [PATCH] fix changing domains.conf through admin with new
 MonitorDNSBLs present

by not clearing the existing derived info, we would detect duplicate domains
and refuse the changed config.
---
 mox-/config.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/mox-/config.go b/mox-/config.go
index 5e36efc..3bc9d78 100644
--- a/mox-/config.go
+++ b/mox-/config.go
@@ -1617,6 +1617,7 @@ func prepareDynamicConfig(ctx context.Context, log mlog.Log, dynamicPath string,
 		}
 	}
 
+	c.MonitorDNSBLZones = nil
 	for _, s := range c.MonitorDNSBLs {
 		d, err := dns.ParseDomain(s)
 		if err != nil {