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Zone: SetRecords() added check to prevent CNAME record from being set to zone root.

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This commit is contained in:
Shreyas Zare
2019-12-14 18:04:18 +05:30
parent 5bb9a8c8dd
commit 38608fc7f2
1 changed files with 4 additions and 1 deletions
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5
DnsServerCore/Dns/Zone.cs
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@@ -204,7 +204,7 @@ namespace DnsServerCore.Dns
}
foreach (Zone subDomain in subDomainsToDelete)
currentZone._zones.TryRemove(subDomain._zoneLabel, out Zone deletedValue);
currentZone._zones.TryRemove(subDomain._zoneLabel, out _);
return (currentZone._zones.Count == 0);
}
@@ -384,6 +384,9 @@ namespace DnsServerCore.Dns
}
}
if (_authoritativeZone && (type == DnsResourceRecordType.CNAME) && _entries.ContainsKey(DnsResourceRecordType.SOA))
throw new DnsServerException("Cannot add CNAME record to zone root.");
_entries.AddOrUpdate(type, records, delegate (DnsResourceRecordType key, DnsResourceRecord[] existingValues)
{
return records;