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SecondaryZone: Updated RefreshZoneAsync() to retry with axfr for refused rcode. Updated zone to allow dynamic updates config.

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This commit is contained in:
Shreyas Zare
2024-03-16 13:46:03 +05:30
parent eaf96b24c0
commit 9f6e7d7145
1 changed files with 14 additions and 4 deletions
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18
DnsServerCore/Dns/Zones/SecondaryZone.cs
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@@ -143,11 +143,11 @@ namespace DnsServerCore.Dns.Zones
}
catch (Exception ex)
{
throw new DnsServerException("DNS Server failed to find SOA record for: " + name, ex);
throw new DnsServerException("DNS Server failed to find SOA record for: " + (name == "" ? "<root>" : name), ex);
}
if ((soaResponse.Answer.Count == 0) || (soaResponse.Answer[0].Type != DnsResourceRecordType.SOA))
throw new DnsServerException("DNS Server failed to find SOA record for: " + name);
throw new DnsServerException("DNS Server failed to find SOA record for: " + (name == "" ? "<root>" : name));
DnsSOARecordData receivedSoa = soaResponse.Answer[0].RDATA as DnsSOARecordData;
@@ -431,7 +431,7 @@ namespace DnsServerCore.Dns.Zones
else
xfrResponse = await xfrClient.ResolveAsync(xfrRequest, key, REFRESH_TSIG_FUDGE);
if (doIXFR && (xfrResponse.RCODE == DnsResponseCode.NotImplemented))
if (doIXFR && ((xfrResponse.RCODE == DnsResponseCode.NotImplemented) || (xfrResponse.RCODE == DnsResponseCode.Refused)))
{
doIXFR = false;
continue;
@@ -617,7 +617,17 @@ namespace DnsServerCore.Dns.Zones
public override AuthZoneUpdate Update
{
get { return _update; }
set { throw new InvalidOperationException(); }
set
{
switch (value)
{
case AuthZoneUpdate.AllowOnlyZoneNameServers:
case AuthZoneUpdate.AllowBothZoneNameServersAndSpecifiedIpAddresses:
throw new ArgumentException("The Dynamic Updates option is invalid for Secondary zones: " + value.ToString(), nameof(Update));
}
_update = value;
}
}
public DateTime Expiry