/* Technitium DNS Server Copyright (C) 2023 Shreyas Zare (shreyas@technitium.com) This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ using DnsServerCore.Auth; using DnsServerCore.Dns; using DnsServerCore.Dns.Dnssec; using DnsServerCore.Dns.ResourceRecords; using DnsServerCore.Dns.Zones; using Microsoft.AspNetCore.Http; using System; using System.Collections.Generic; using System.IO; using System.Net; using System.Text.Json; using System.Threading.Tasks; using TechnitiumLibrary; using TechnitiumLibrary.Net; using TechnitiumLibrary.Net.Dns; using TechnitiumLibrary.Net.Dns.ResourceRecords; using TechnitiumLibrary.Net.Proxy; namespace DnsServerCore { class WebServiceZonesApi { #region variables readonly DnsWebService _dnsWebService; uint _defaultRecordTtl = 3600; #endregion #region constructor public WebServiceZonesApi(DnsWebService dnsWebService) { _dnsWebService = dnsWebService; } #endregion #region static public static void WriteRecordsAsJson(List records, Utf8JsonWriter jsonWriter, bool authoritativeZoneRecords, AuthZoneInfo zoneInfo = null) { if (records is null) { jsonWriter.WritePropertyName("records"); jsonWriter.WriteStartArray(); jsonWriter.WriteEndArray(); return; } records.Sort(); Dictionary>> groupedByDomainRecords = DnsResourceRecord.GroupRecords(records); jsonWriter.WritePropertyName("records"); jsonWriter.WriteStartArray(); foreach (KeyValuePair>> groupedByTypeRecords in groupedByDomainRecords) { foreach (KeyValuePair> groupedRecords in groupedByTypeRecords.Value) { foreach (DnsResourceRecord record in groupedRecords.Value) WriteRecordAsJson(record, jsonWriter, authoritativeZoneRecords, zoneInfo); } } jsonWriter.WriteEndArray(); } #endregion #region private private static void WriteRecordAsJson(DnsResourceRecord record, Utf8JsonWriter jsonWriter, bool authoritativeZoneRecords, AuthZoneInfo zoneInfo = null) { jsonWriter.WriteStartObject(); if (authoritativeZoneRecords) jsonWriter.WriteBoolean("disabled", record.IsDisabled()); jsonWriter.WriteString("name", record.Name); jsonWriter.WriteString("type", record.Type.ToString()); jsonWriter.WritePropertyName("ttl"); if (authoritativeZoneRecords) jsonWriter.WriteNumberValue(record.TTL); else jsonWriter.WriteStringValue(record.TTL + " (" + WebUtilities.GetFormattedTime((int)record.TTL) + ")"); if (authoritativeZoneRecords) { string comments = record.GetComments(); if (!string.IsNullOrEmpty(comments)) jsonWriter.WriteString("comments", comments); } jsonWriter.WritePropertyName("rData"); jsonWriter.WriteStartObject(); DnsResourceRecordInfo recordInfo = record.GetRecordInfo(); switch (record.Type) { case DnsResourceRecordType.A: { if (record.RDATA is DnsARecordData rdata) { jsonWriter.WriteString("ipAddress", rdata.Address.ToString()); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.NS: { if (record.RDATA is DnsNSRecordData rdata) { jsonWriter.WriteString("nameServer", rdata.NameServer.Length == 0 ? "." : rdata.NameServer); if (!authoritativeZoneRecords) { if (rdata.IsParentSideTtlSet) jsonWriter.WriteString("parentSideTtl", rdata.ParentSideTtl + " (" + WebUtilities.GetFormattedTime((int)rdata.ParentSideTtl) + ")"); } } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.CNAME: { if (record.RDATA is DnsCNAMERecordData rdata) { jsonWriter.WriteString("cname", rdata.Domain.Length == 0 ? "." : rdata.Domain); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.SOA: { if (record.RDATA is DnsSOARecordData rdata) { jsonWriter.WriteString("primaryNameServer", rdata.PrimaryNameServer); jsonWriter.WriteString("responsiblePerson", rdata.ResponsiblePerson); jsonWriter.WriteNumber("serial", rdata.Serial); jsonWriter.WriteNumber("refresh", rdata.Refresh); jsonWriter.WriteNumber("retry", rdata.Retry); jsonWriter.WriteNumber("expire", rdata.Expire); jsonWriter.WriteNumber("minimum", rdata.Minimum); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } if (authoritativeZoneRecords) { IReadOnlyList primaryNameServers = record.GetPrimaryNameServers(); if (primaryNameServers.Count > 0) { string primaryAddresses = null; foreach (NameServerAddress primaryNameServer in primaryNameServers) { if (primaryAddresses == null) primaryAddresses = primaryNameServer.OriginalAddress; else primaryAddresses = primaryAddresses + ", " + primaryNameServer.OriginalAddress; } jsonWriter.WriteString("primaryAddresses", primaryAddresses); } if (recordInfo.ZoneTransferProtocol != DnsTransportProtocol.Udp) jsonWriter.WriteString("zoneTransferProtocol", recordInfo.ZoneTransferProtocol.ToString()); if (!string.IsNullOrEmpty(recordInfo.TsigKeyName)) jsonWriter.WriteString("tsigKeyName", recordInfo.TsigKeyName); } } break; case DnsResourceRecordType.PTR: { if (record.RDATA is DnsPTRRecordData rdata) { jsonWriter.WriteString("ptrName", rdata.Domain.Length == 0 ? "." : rdata.Domain); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.MX: { if (record.RDATA is DnsMXRecordData rdata) { jsonWriter.WriteNumber("preference", rdata.Preference); jsonWriter.WriteString("exchange", rdata.Exchange.Length == 0 ? "." : rdata.Exchange); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.TXT: { if (record.RDATA is DnsTXTRecordData rdata) { jsonWriter.WriteString("text", rdata.Text); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.AAAA: { if (record.RDATA is DnsAAAARecordData rdata) { jsonWriter.WriteString("ipAddress", rdata.Address.ToString()); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.SRV: { if (record.RDATA is DnsSRVRecordData rdata) { jsonWriter.WriteNumber("priority", rdata.Priority); jsonWriter.WriteNumber("weight", rdata.Weight); jsonWriter.WriteNumber("port", rdata.Port); jsonWriter.WriteString("target", rdata.Target.Length == 0 ? "." : rdata.Target); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.DNAME: { if (record.RDATA is DnsDNAMERecordData rdata) { jsonWriter.WriteString("dname", rdata.Domain.Length == 0 ? "." : rdata.Domain); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.DS: { if (record.RDATA is DnsDSRecordData rdata) { jsonWriter.WriteNumber("keyTag", rdata.KeyTag); jsonWriter.WriteString("algorithm", rdata.Algorithm.ToString()); jsonWriter.WriteString("digestType", rdata.DigestType.ToString()); jsonWriter.WriteString("digest", Convert.ToHexString(rdata.Digest)); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.SSHFP: { if (record.RDATA is DnsSSHFPRecordData rdata) { jsonWriter.WriteString("algorithm", rdata.Algorithm.ToString()); jsonWriter.WriteString("fingerprintType", rdata.FingerprintType.ToString()); jsonWriter.WriteString("fingerprint", Convert.ToHexString(rdata.Fingerprint)); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.RRSIG: { if (record.RDATA is DnsRRSIGRecordData rdata) { jsonWriter.WriteString("typeCovered", rdata.TypeCovered.ToString()); jsonWriter.WriteString("algorithm", rdata.Algorithm.ToString()); jsonWriter.WriteNumber("labels", rdata.Labels); jsonWriter.WriteNumber("originalTtl", rdata.OriginalTtl); jsonWriter.WriteString("signatureExpiration", DateTime.UnixEpoch.AddSeconds(rdata.SignatureExpiration)); jsonWriter.WriteString("signatureInception", DateTime.UnixEpoch.AddSeconds(rdata.SignatureInception)); jsonWriter.WriteNumber("keyTag", rdata.KeyTag); jsonWriter.WriteString("signersName", rdata.SignersName.Length == 0 ? "." : rdata.SignersName); jsonWriter.WriteString("signature", Convert.ToBase64String(rdata.Signature)); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.NSEC: { if (record.RDATA is DnsNSECRecordData rdata) { jsonWriter.WriteString("nextDomainName", rdata.NextDomainName); jsonWriter.WritePropertyName("types"); jsonWriter.WriteStartArray(); foreach (DnsResourceRecordType type in rdata.Types) jsonWriter.WriteStringValue(type.ToString()); jsonWriter.WriteEndArray(); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.DNSKEY: { if (record.RDATA is DnsDNSKEYRecordData rdata) { jsonWriter.WriteString("flags", rdata.Flags.ToString()); jsonWriter.WriteNumber("protocol", rdata.Protocol); jsonWriter.WriteString("algorithm", rdata.Algorithm.ToString()); jsonWriter.WriteString("publicKey", rdata.PublicKey.ToString()); jsonWriter.WriteNumber("computedKeyTag", rdata.ComputedKeyTag); if (authoritativeZoneRecords) { if (zoneInfo.Type == AuthZoneType.Primary) { foreach (DnssecPrivateKey dnssecPrivateKey in zoneInfo.DnssecPrivateKeys) { if (dnssecPrivateKey.KeyTag == rdata.ComputedKeyTag) { jsonWriter.WriteString("dnsKeyState", dnssecPrivateKey.State.ToString()); if ((dnssecPrivateKey.KeyType == DnssecPrivateKeyType.KeySigningKey) && (dnssecPrivateKey.State == DnssecPrivateKeyState.Published)) jsonWriter.WriteString("dnsKeyStateReadyBy", (zoneInfo.ApexZone as PrimaryZone).GetDnsKeyStateReadyBy(dnssecPrivateKey)); break; } } } if (rdata.Flags.HasFlag(DnsDnsKeyFlag.SecureEntryPoint)) { jsonWriter.WritePropertyName("computedDigests"); jsonWriter.WriteStartArray(); { jsonWriter.WriteStartObject(); jsonWriter.WriteString("digestType", "SHA256"); jsonWriter.WriteString("digest", Convert.ToHexString(rdata.CreateDS(record.Name, DnssecDigestType.SHA256).Digest)); jsonWriter.WriteEndObject(); } { jsonWriter.WriteStartObject(); jsonWriter.WriteString("digestType", "SHA384"); jsonWriter.WriteString("digest", Convert.ToHexString(rdata.CreateDS(record.Name, DnssecDigestType.SHA384).Digest)); jsonWriter.WriteEndObject(); } jsonWriter.WriteEndArray(); } } } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.NSEC3: { if (record.RDATA is DnsNSEC3RecordData rdata) { jsonWriter.WriteString("hashAlgorithm", rdata.HashAlgorithm.ToString()); jsonWriter.WriteString("flags", rdata.Flags.ToString()); jsonWriter.WriteNumber("iterations", rdata.Iterations); jsonWriter.WriteString("salt", Convert.ToHexString(rdata.Salt)); jsonWriter.WriteString("nextHashedOwnerName", rdata.NextHashedOwnerName); jsonWriter.WritePropertyName("types"); jsonWriter.WriteStartArray(); foreach (DnsResourceRecordType type in rdata.Types) jsonWriter.WriteStringValue(type.ToString()); jsonWriter.WriteEndArray(); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.NSEC3PARAM: { if (record.RDATA is DnsNSEC3PARAMRecordData rdata) { jsonWriter.WriteString("hashAlgorithm", rdata.HashAlgorithm.ToString()); jsonWriter.WriteString("flags", rdata.Flags.ToString()); jsonWriter.WriteNumber("iterations", rdata.Iterations); jsonWriter.WriteString("salt", Convert.ToHexString(rdata.Salt)); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.TLSA: { if (record.RDATA is DnsTLSARecordData rdata) { jsonWriter.WriteString("certificateUsage", rdata.CertificateUsage.ToString().Replace('_', '-')); jsonWriter.WriteString("selector", rdata.Selector.ToString()); jsonWriter.WriteString("matchingType", rdata.MatchingType.ToString().Replace('_', '-')); jsonWriter.WriteString("certificateAssociationData", Convert.ToHexString(rdata.CertificateAssociationData)); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.CAA: { if (record.RDATA is DnsCAARecordData rdata) { jsonWriter.WriteNumber("flags", rdata.Flags); jsonWriter.WriteString("tag", rdata.Tag); jsonWriter.WriteString("value", rdata.Value); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.ANAME: { if (record.RDATA is DnsANAMERecordData rdata) { jsonWriter.WriteString("aname", rdata.Domain.Length == 0 ? "." : rdata.Domain); } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; case DnsResourceRecordType.FWD: { if (record.RDATA is DnsForwarderRecordData rdata) { jsonWriter.WriteString("protocol", rdata.Protocol.ToString()); jsonWriter.WriteString("forwarder", rdata.Forwarder); jsonWriter.WriteBoolean("dnssecValidation", rdata.DnssecValidation); jsonWriter.WriteString("proxyType", rdata.ProxyType.ToString()); if (rdata.ProxyType != NetProxyType.None) { jsonWriter.WriteString("proxyAddress", rdata.ProxyAddress); jsonWriter.WriteNumber("proxyPort", rdata.ProxyPort); jsonWriter.WriteString("proxyUsername", rdata.ProxyUsername); jsonWriter.WriteString("proxyPassword", rdata.ProxyPassword); } } } break; case DnsResourceRecordType.APP: { if (record.RDATA is DnsApplicationRecordData rdata) { jsonWriter.WriteString("appName", rdata.AppName); jsonWriter.WriteString("classPath", rdata.ClassPath); jsonWriter.WriteString("data", rdata.Data); } } break; default: { if (record.RDATA is DnsUnknownRecordData) { using (MemoryStream mS = new MemoryStream()) { record.RDATA.WriteTo(mS); jsonWriter.WriteString("value", Convert.ToBase64String(mS.ToArray())); } } else { jsonWriter.WriteString("dataType", record.RDATA.GetType().Name); jsonWriter.WriteString("data", record.RDATA.ToString()); } } break; } jsonWriter.WriteEndObject(); IReadOnlyList glueRecords = recordInfo.GlueRecords; if (glueRecords is not null) { string glue = null; foreach (DnsResourceRecord glueRecord in glueRecords) { if (glue == null) glue = glueRecord.RDATA.ToString(); else glue = glue + ", " + glueRecord.RDATA.ToString(); } jsonWriter.WriteString("glueRecords", glue); } IReadOnlyList rrsigRecords = recordInfo.RRSIGRecords; IReadOnlyList nsecRecords = recordInfo.NSECRecords; if ((rrsigRecords is not null) || (nsecRecords is not null)) { jsonWriter.WritePropertyName("dnssecRecords"); jsonWriter.WriteStartArray(); if (rrsigRecords is not null) { foreach (DnsResourceRecord rrsigRecord in rrsigRecords) jsonWriter.WriteStringValue(rrsigRecord.ToString()); } if (nsecRecords is not null) { foreach (DnsResourceRecord nsecRecord in nsecRecords) jsonWriter.WriteStringValue(nsecRecord.ToString()); } jsonWriter.WriteEndArray(); } jsonWriter.WriteString("dnssecStatus", record.DnssecStatus.ToString()); NetworkAddress eDnsClientSubnet = recordInfo.EDnsClientSubnet; if (eDnsClientSubnet is not null) { jsonWriter.WriteString("eDnsClientSubnet", eDnsClientSubnet.ToString()); } jsonWriter.WriteString("lastUsedOn", recordInfo.LastUsedOn); jsonWriter.WriteEndObject(); } private static void WriteZoneInfoAsJson(AuthZoneInfo zoneInfo, Utf8JsonWriter jsonWriter) { jsonWriter.WriteStartObject(); jsonWriter.WriteString("name", zoneInfo.Name); jsonWriter.WriteString("type", zoneInfo.Type.ToString()); switch (zoneInfo.Type) { case AuthZoneType.Primary: jsonWriter.WriteBoolean("internal", zoneInfo.Internal); jsonWriter.WriteString("dnssecStatus", zoneInfo.DnssecStatus.ToString()); if (!zoneInfo.Internal) jsonWriter.WriteBoolean("notifyFailed", zoneInfo.NotifyFailed); break; case AuthZoneType.Secondary: jsonWriter.WriteString("dnssecStatus", zoneInfo.DnssecStatus.ToString()); jsonWriter.WriteString("expiry", zoneInfo.Expiry); jsonWriter.WriteBoolean("isExpired", zoneInfo.IsExpired); jsonWriter.WriteBoolean("notifyFailed", zoneInfo.NotifyFailed); jsonWriter.WriteBoolean("syncFailed", zoneInfo.SyncFailed); break; case AuthZoneType.Stub: jsonWriter.WriteString("expiry", zoneInfo.Expiry); jsonWriter.WriteBoolean("isExpired", zoneInfo.IsExpired); jsonWriter.WriteBoolean("syncFailed", zoneInfo.SyncFailed); break; } jsonWriter.WriteBoolean("disabled", zoneInfo.Disabled); jsonWriter.WriteEndObject(); } #endregion #region public public void ListZones(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.View)) throw new DnsWebServiceException("Access was denied."); List zones = _dnsWebService._dnsServer.AuthZoneManager.ListZones(); zones.Sort(); Utf8JsonWriter jsonWriter = context.GetCurrentJsonWriter(); jsonWriter.WritePropertyName("zones"); jsonWriter.WriteStartArray(); foreach (AuthZoneInfo zone in zones) { if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zone.Name, session.User, PermissionFlag.View)) continue; WriteZoneInfoAsJson(zone, jsonWriter); } jsonWriter.WriteEndArray(); } public async Task CreateZoneAsync(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); HttpRequest request = context.Request; string zoneName = request.GetQueryAlt("zone", "domain"); if (zoneName.Contains('*')) throw new DnsWebServiceException("Domain name for a zone cannot contain wildcard character."); if (IPAddress.TryParse(zoneName, out IPAddress ipAddress)) { zoneName = ipAddress.GetReverseDomain().ToLower(); } else if (zoneName.Contains('/')) { string[] parts = zoneName.Split('/'); if ((parts.Length == 2) && IPAddress.TryParse(parts[0], out ipAddress) && int.TryParse(parts[1], out int subnetMaskWidth)) zoneName = Zone.GetReverseZone(ipAddress, subnetMaskWidth); } else if (zoneName.EndsWith(".")) { zoneName = zoneName.Substring(0, zoneName.Length - 1); } AuthZoneType type = request.GetQuery("type", AuthZoneType.Primary); AuthZoneInfo zoneInfo; switch (type) { case AuthZoneType.Primary: { zoneInfo = _dnsWebService._dnsServer.AuthZoneManager.CreatePrimaryZone(zoneName, _dnsWebService._dnsServer.ServerDomain, false); if (zoneInfo is null) throw new DnsWebServiceException("Zone already exists: " + zoneName); //set permissions _dnsWebService._authManager.SetPermission(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SetPermission(PermissionSection.Zones, zoneInfo.Name, _dnsWebService._authManager.GetGroup(Group.ADMINISTRATORS), PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SetPermission(PermissionSection.Zones, zoneInfo.Name, _dnsWebService._authManager.GetGroup(Group.DNS_ADMINISTRATORS), PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SaveConfigFile(); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] Authoritative primary zone was created: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneInfo.Name); } break; case AuthZoneType.Secondary: { string primaryNameServerAddresses = request.GetQuery("primaryNameServerAddresses", null); DnsTransportProtocol zoneTransferProtocol = request.GetQuery("zoneTransferProtocol", DnsTransportProtocol.Tcp); string tsigKeyName = request.GetQuery("tsigKeyName", null); zoneInfo = await _dnsWebService._dnsServer.AuthZoneManager.CreateSecondaryZoneAsync(zoneName, primaryNameServerAddresses, zoneTransferProtocol, tsigKeyName); if (zoneInfo is null) throw new DnsWebServiceException("Zone already exists: " + zoneName); //set permissions _dnsWebService._authManager.SetPermission(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SetPermission(PermissionSection.Zones, zoneInfo.Name, _dnsWebService._authManager.GetGroup(Group.ADMINISTRATORS), PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SetPermission(PermissionSection.Zones, zoneInfo.Name, _dnsWebService._authManager.GetGroup(Group.DNS_ADMINISTRATORS), PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SaveConfigFile(); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] Authoritative secondary zone was created: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneInfo.Name); } break; case AuthZoneType.Stub: { string primaryNameServerAddresses = request.GetQuery("primaryNameServerAddresses", null); zoneInfo = await _dnsWebService._dnsServer.AuthZoneManager.CreateStubZoneAsync(zoneName, primaryNameServerAddresses); if (zoneInfo is null) throw new DnsWebServiceException("Zone already exists: " + zoneName); //set permissions _dnsWebService._authManager.SetPermission(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SetPermission(PermissionSection.Zones, zoneInfo.Name, _dnsWebService._authManager.GetGroup(Group.ADMINISTRATORS), PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SetPermission(PermissionSection.Zones, zoneInfo.Name, _dnsWebService._authManager.GetGroup(Group.DNS_ADMINISTRATORS), PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SaveConfigFile(); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] Stub zone was created: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneInfo.Name); } break; case AuthZoneType.Forwarder: { DnsTransportProtocol forwarderProtocol = request.GetQuery("protocol", DnsTransportProtocol.Udp); string forwarder = request.GetQuery("forwarder"); bool dnssecValidation = request.GetQuery("dnssecValidation", bool.Parse, false); NetProxyType proxyType = request.GetQuery("proxyType", NetProxyType.None); string proxyAddress = null; ushort proxyPort = 0; string proxyUsername = null; string proxyPassword = null; if (proxyType != NetProxyType.None) { proxyAddress = request.GetQuery("proxyAddress"); proxyPort = request.GetQuery("proxyPort", ushort.Parse); proxyUsername = request.Query["proxyUsername"]; proxyPassword = request.Query["proxyPassword"]; } zoneInfo = _dnsWebService._dnsServer.AuthZoneManager.CreateForwarderZone(zoneName, forwarderProtocol, forwarder, dnssecValidation, proxyType, proxyAddress, proxyPort, proxyUsername, proxyPassword, null); if (zoneInfo is null) throw new DnsWebServiceException("Zone already exists: " + zoneName); //set permissions _dnsWebService._authManager.SetPermission(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SetPermission(PermissionSection.Zones, zoneInfo.Name, _dnsWebService._authManager.GetGroup(Group.ADMINISTRATORS), PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SetPermission(PermissionSection.Zones, zoneInfo.Name, _dnsWebService._authManager.GetGroup(Group.DNS_ADMINISTRATORS), PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SaveConfigFile(); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] Forwarder zone was created: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneInfo.Name); } break; default: throw new NotSupportedException("Zone type not supported."); } //delete cache for this zone to allow rebuilding cache data as needed by stub or forwarder zones _dnsWebService._dnsServer.CacheZoneManager.DeleteZone(zoneInfo.Name); Utf8JsonWriter jsonWriter = context.GetCurrentJsonWriter(); jsonWriter.WriteString("domain", string.IsNullOrEmpty(zoneInfo.Name) ? "." : zoneInfo.Name); } public void SignPrimaryZone(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); HttpRequest request = context.Request; string zoneName = request.GetQuery("zone").TrimEnd('.'); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneName, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); string algorithm = request.GetQuery("algorithm"); uint dnsKeyTtl = request.GetQuery("dnsKeyTtl", uint.Parse, 24 * 60 * 60); ushort zskRolloverDays = request.GetQuery("zskRolloverDays", ushort.Parse, 90); bool useNSEC3 = false; string strNxProof = request.Query["nxProof"]; if (!string.IsNullOrEmpty(strNxProof)) { switch (strNxProof.ToUpper()) { case "NSEC": useNSEC3 = false; break; case "NSEC3": useNSEC3 = true; break; default: throw new NotSupportedException("Non-existence proof type is not supported: " + strNxProof); } } ushort iterations = 0; byte saltLength = 0; if (useNSEC3) { iterations = request.GetQuery("iterations", ushort.Parse, 0); saltLength = request.GetQuery("saltLength", byte.Parse, 0); } switch (algorithm.ToUpper()) { case "RSA": string hashAlgorithm = request.GetQuery("hashAlgorithm"); int kskKeySize = request.GetQuery("kskKeySize", int.Parse); int zskKeySize = request.GetQuery("zskKeySize", int.Parse); if (useNSEC3) _dnsWebService._dnsServer.AuthZoneManager.SignPrimaryZoneWithRsaNSEC3(zoneName, hashAlgorithm, kskKeySize, zskKeySize, iterations, saltLength, dnsKeyTtl, zskRolloverDays); else _dnsWebService._dnsServer.AuthZoneManager.SignPrimaryZoneWithRsaNSEC(zoneName, hashAlgorithm, kskKeySize, zskKeySize, dnsKeyTtl, zskRolloverDays); break; case "ECDSA": string curve = request.GetQuery("curve"); if (useNSEC3) _dnsWebService._dnsServer.AuthZoneManager.SignPrimaryZoneWithEcdsaNSEC3(zoneName, curve, iterations, saltLength, dnsKeyTtl, zskRolloverDays); else _dnsWebService._dnsServer.AuthZoneManager.SignPrimaryZoneWithEcdsaNSEC(zoneName, curve, dnsKeyTtl, zskRolloverDays); break; default: throw new NotSupportedException("Algorithm is not supported: " + algorithm); } _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] Primary zone was signed successfully: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneName); } public void UnsignPrimaryZone(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); string zoneName = context.Request.GetQuery("zone").TrimEnd('.'); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneName, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); _dnsWebService._dnsServer.AuthZoneManager.UnsignPrimaryZone(zoneName); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] Primary zone was unsigned successfully: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneName); } public void GetPrimaryZoneDnssecProperties(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); string zoneName = context.Request.GetQuery("zone").TrimEnd('.'); AuthZoneInfo zoneInfo = _dnsWebService._dnsServer.AuthZoneManager.GetAuthZoneInfo(zoneName); if (zoneInfo is null) throw new DnsWebServiceException("No such zone was found: " + zoneName); if (zoneInfo.Internal) throw new DnsWebServiceException("Access was denied to manage internal DNS Server zone."); if (zoneInfo.Type != AuthZoneType.Primary) throw new DnsWebServiceException("The zone must be a primary zone."); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.View)) throw new DnsWebServiceException("Access was denied."); Utf8JsonWriter jsonWriter = context.GetCurrentJsonWriter(); jsonWriter.WriteString("name", zoneInfo.Name); jsonWriter.WriteString("type", zoneInfo.Type.ToString()); jsonWriter.WriteBoolean("internal", zoneInfo.Internal); jsonWriter.WriteBoolean("disabled", zoneInfo.Disabled); jsonWriter.WriteString("dnssecStatus", zoneInfo.DnssecStatus.ToString()); if (zoneInfo.DnssecStatus == AuthZoneDnssecStatus.SignedWithNSEC3) { IReadOnlyList nsec3ParamRecords = zoneInfo.GetApexRecords(DnsResourceRecordType.NSEC3PARAM); DnsNSEC3PARAMRecordData nsec3Param = nsec3ParamRecords[0].RDATA as DnsNSEC3PARAMRecordData; jsonWriter.WriteNumber("nsec3Iterations", nsec3Param.Iterations); jsonWriter.WriteNumber("nsec3SaltLength", nsec3Param.Salt.Length); } jsonWriter.WriteNumber("dnsKeyTtl", zoneInfo.DnsKeyTtl); jsonWriter.WritePropertyName("dnssecPrivateKeys"); jsonWriter.WriteStartArray(); IReadOnlyCollection dnssecPrivateKeys = zoneInfo.DnssecPrivateKeys; if (dnssecPrivateKeys is not null) { List sortedDnssecPrivateKey = new List(dnssecPrivateKeys); sortedDnssecPrivateKey.Sort(delegate (DnssecPrivateKey key1, DnssecPrivateKey key2) { int value = key1.KeyType.CompareTo(key2.KeyType); if (value == 0) value = key1.StateChangedOn.CompareTo(key2.StateChangedOn); return value; }); foreach (DnssecPrivateKey dnssecPrivateKey in sortedDnssecPrivateKey) { jsonWriter.WriteStartObject(); jsonWriter.WriteNumber("keyTag", dnssecPrivateKey.KeyTag); jsonWriter.WriteString("keyType", dnssecPrivateKey.KeyType.ToString()); switch (dnssecPrivateKey.Algorithm) { case DnssecAlgorithm.RSAMD5: case DnssecAlgorithm.RSASHA1: case DnssecAlgorithm.RSASHA1_NSEC3_SHA1: case DnssecAlgorithm.RSASHA256: case DnssecAlgorithm.RSASHA512: jsonWriter.WriteString("algorithm", dnssecPrivateKey.Algorithm.ToString() + " (" + (dnssecPrivateKey as DnssecRsaPrivateKey).KeySize + " bits)"); break; default: jsonWriter.WriteString("algorithm", dnssecPrivateKey.Algorithm.ToString()); break; } jsonWriter.WriteString("state", dnssecPrivateKey.State.ToString()); jsonWriter.WriteString("stateChangedOn", dnssecPrivateKey.StateChangedOn); if ((dnssecPrivateKey.KeyType == DnssecPrivateKeyType.KeySigningKey) && (dnssecPrivateKey.State == DnssecPrivateKeyState.Published)) jsonWriter.WriteString("stateReadyBy", (zoneInfo.ApexZone as PrimaryZone).GetDnsKeyStateReadyBy(dnssecPrivateKey)); jsonWriter.WriteBoolean("isRetiring", dnssecPrivateKey.IsRetiring); jsonWriter.WriteNumber("rolloverDays", dnssecPrivateKey.RolloverDays); jsonWriter.WriteEndObject(); } } jsonWriter.WriteEndArray(); } public void ConvertPrimaryZoneToNSEC(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); string zoneName = context.Request.GetQuery("zone").TrimEnd('.'); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneName, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); _dnsWebService._dnsServer.AuthZoneManager.ConvertPrimaryZoneToNSEC(zoneName); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] Primary zone was converted to NSEC successfully: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneName); } public void ConvertPrimaryZoneToNSEC3(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); HttpRequest request = context.Request; string zoneName = request.GetQuery("zone").TrimEnd('.'); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneName, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); ushort iterations = request.GetQuery("iterations", ushort.Parse, 0); byte saltLength = request.GetQuery("saltLength", byte.Parse, 0); _dnsWebService._dnsServer.AuthZoneManager.ConvertPrimaryZoneToNSEC3(zoneName, iterations, saltLength); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] Primary zone was converted to NSEC3 successfully: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneName); } public void UpdatePrimaryZoneNSEC3Parameters(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); HttpRequest request = context.Request; string zoneName = request.GetQuery("zone").TrimEnd('.'); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneName, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); ushort iterations = request.GetQuery("iterations", ushort.Parse, 0); byte saltLength = request.GetQuery("saltLength", byte.Parse, 0); _dnsWebService._dnsServer.AuthZoneManager.UpdatePrimaryZoneNSEC3Parameters(zoneName, iterations, saltLength); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] Primary zone NSEC3 parameters were updated successfully: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneName); } public void UpdatePrimaryZoneDnssecDnsKeyTtl(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); HttpRequest request = context.Request; string zoneName = request.GetQuery("zone").TrimEnd('.'); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneName, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); uint dnsKeyTtl = request.GetQuery("ttl", uint.Parse); _dnsWebService._dnsServer.AuthZoneManager.UpdatePrimaryZoneDnsKeyTtl(zoneName, dnsKeyTtl); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] Primary zone DNSKEY TTL was updated successfully: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneName); } public void GenerateAndAddPrimaryZoneDnssecPrivateKey(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); HttpRequest request = context.Request; string zoneName = request.GetQuery("zone").TrimEnd('.'); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneName, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); DnssecPrivateKeyType keyType = request.GetQuery("keyType"); ushort rolloverDays = request.GetQuery("rolloverDays", ushort.Parse, (ushort)(keyType == DnssecPrivateKeyType.ZoneSigningKey ? 90 : 0)); string algorithm = request.GetQuery("algorithm"); switch (algorithm.ToUpper()) { case "RSA": string hashAlgorithm = request.GetQuery("hashAlgorithm"); int keySize = request.GetQuery("keySize", int.Parse); _dnsWebService._dnsServer.AuthZoneManager.GenerateAndAddPrimaryZoneDnssecRsaPrivateKey(zoneName, keyType, hashAlgorithm, keySize, rolloverDays); break; case "ECDSA": string curve = request.GetQuery("curve"); _dnsWebService._dnsServer.AuthZoneManager.GenerateAndAddPrimaryZoneDnssecEcdsaPrivateKey(zoneName, keyType, curve, rolloverDays); break; default: throw new NotSupportedException("Algorithm is not supported: " + algorithm); } _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] DNSSEC private key was generated and added to the primary zone successfully: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneName); } public void UpdatePrimaryZoneDnssecPrivateKey(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); HttpRequest request = context.Request; string zoneName = request.GetQuery("zone").TrimEnd('.'); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneName, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); ushort keyTag = request.GetQuery("keyTag", ushort.Parse); ushort rolloverDays = request.GetQuery("rolloverDays", ushort.Parse); _dnsWebService._dnsServer.AuthZoneManager.UpdatePrimaryZoneDnssecPrivateKey(zoneName, keyTag, rolloverDays); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] Primary zone DNSSEC private key config was updated successfully: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneName); } public void DeletePrimaryZoneDnssecPrivateKey(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); HttpRequest request = context.Request; string zoneName = request.GetQuery("zone").TrimEnd('.'); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneName, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); ushort keyTag = request.GetQuery("keyTag", ushort.Parse); _dnsWebService._dnsServer.AuthZoneManager.DeletePrimaryZoneDnssecPrivateKey(zoneName, keyTag); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] DNSSEC private key was deleted from primary zone successfully: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneName); } public void PublishAllGeneratedPrimaryZoneDnssecPrivateKeys(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); string zoneName = context.Request.GetQuery("zone").TrimEnd('.'); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneName, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); _dnsWebService._dnsServer.AuthZoneManager.PublishAllGeneratedPrimaryZoneDnssecPrivateKeys(zoneName); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] All DNSSEC private keys from the primary zone were published successfully: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneName); } public void RolloverPrimaryZoneDnsKey(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); HttpRequest request = context.Request; string zoneName = request.GetQuery("zone").TrimEnd('.'); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneName, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); ushort keyTag = request.GetQuery("keyTag", ushort.Parse); _dnsWebService._dnsServer.AuthZoneManager.RolloverPrimaryZoneDnsKey(zoneName, keyTag); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] The DNSKEY (" + keyTag + ") from the primary zone was rolled over successfully: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneName); } public void RetirePrimaryZoneDnsKey(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); HttpRequest request = context.Request; string zoneName = request.GetQuery("zone").TrimEnd('.'); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneName, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); ushort keyTag = request.GetQuery("keyTag", ushort.Parse); _dnsWebService._dnsServer.AuthZoneManager.RetirePrimaryZoneDnsKey(zoneName, keyTag); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] The DNSKEY (" + keyTag + ") from the primary zone was retired successfully: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneName); } public void DeleteZone(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); string zoneName = context.Request.GetQueryAlt("zone", "domain").TrimEnd('.'); AuthZoneInfo zoneInfo = _dnsWebService._dnsServer.AuthZoneManager.GetAuthZoneInfo(zoneName); if (zoneInfo is null) throw new DnsWebServiceException("No such zone was found: " + zoneName); if (zoneInfo.Internal) throw new DnsWebServiceException("Access was denied to manage internal DNS Server zone."); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); if (!_dnsWebService._dnsServer.AuthZoneManager.DeleteZone(zoneInfo.Name)) throw new DnsWebServiceException("No authoritative zone was not found for domain: " + zoneInfo.Name); _dnsWebService._authManager.RemoveAllPermissions(PermissionSection.Zones, zoneInfo.Name); _dnsWebService._authManager.SaveConfigFile(); _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] " + zoneInfo.Type.ToString() + " zone was deleted: " + zoneName); _dnsWebService._dnsServer.AuthZoneManager.DeleteZoneFile(zoneInfo.Name); } public void EnableZone(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); string zoneName = context.Request.GetQueryAlt("zone", "domain").TrimEnd('.'); AuthZoneInfo zoneInfo = _dnsWebService._dnsServer.AuthZoneManager.GetAuthZoneInfo(zoneName); if (zoneInfo is null) throw new DnsWebServiceException("No authoritative zone was not found for domain: " + zoneName); if (zoneInfo.Internal) throw new DnsWebServiceException("Access was denied to manage internal DNS Server zone."); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); zoneInfo.Disabled = false; _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] " + zoneInfo.Type.ToString() + " zone was enabled: " + zoneInfo.Name); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneInfo.Name); //delete cache for this zone to allow rebuilding cache data as needed by stub or forwarder zones _dnsWebService._dnsServer.CacheZoneManager.DeleteZone(zoneInfo.Name); } public void DisableZone(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); string zoneName = context.Request.GetQueryAlt("zone", "domain").TrimEnd('.'); AuthZoneInfo zoneInfo = _dnsWebService._dnsServer.AuthZoneManager.GetAuthZoneInfo(zoneName); if (zoneInfo is null) throw new DnsWebServiceException("No authoritative zone was not found for domain: " + zoneName); if (zoneInfo.Internal) throw new DnsWebServiceException("Access was denied to manage internal DNS Server zone."); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); zoneInfo.Disabled = true; _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] " + zoneInfo.Type.ToString() + " zone was disabled: " + zoneInfo.Name); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneInfo.Name); } public void GetZoneOptions(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); HttpRequest request = context.Request; string zoneName = request.GetQueryAlt("zone", "domain").TrimEnd('.'); bool includeAvailableTsigKeyNames = request.GetQuery("includeAvailableTsigKeyNames", bool.Parse, false); AuthZoneInfo zoneInfo = _dnsWebService._dnsServer.AuthZoneManager.GetAuthZoneInfo(zoneName); if (zoneInfo is null) throw new DnsWebServiceException("No such zone was found: " + zoneName); if (zoneInfo.Internal) throw new DnsWebServiceException("Access was denied to manage internal DNS Server zone."); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.View)) throw new DnsWebServiceException("Access was denied."); Utf8JsonWriter jsonWriter = context.GetCurrentJsonWriter(); jsonWriter.WriteString("name", zoneInfo.Name); jsonWriter.WriteString("type", zoneInfo.Type.ToString()); switch (zoneInfo.Type) { case AuthZoneType.Primary: jsonWriter.WriteBoolean("internal", zoneInfo.Internal); jsonWriter.WriteString("dnssecStatus", zoneInfo.DnssecStatus.ToString()); break; case AuthZoneType.Secondary: jsonWriter.WriteString("dnssecStatus", zoneInfo.DnssecStatus.ToString()); break; } jsonWriter.WriteBoolean("disabled", zoneInfo.Disabled); switch (zoneInfo.Type) { case AuthZoneType.Primary: case AuthZoneType.Secondary: jsonWriter.WriteString("zoneTransfer", zoneInfo.ZoneTransfer.ToString()); jsonWriter.WritePropertyName("zoneTransferNameServers"); { jsonWriter.WriteStartArray(); if (zoneInfo.ZoneTransferNameServers is not null) { foreach (IPAddress nameServer in zoneInfo.ZoneTransferNameServers) jsonWriter.WriteStringValue(nameServer.ToString()); } jsonWriter.WriteEndArray(); } jsonWriter.WritePropertyName("zoneTransferTsigKeyNames"); { jsonWriter.WriteStartArray(); if (zoneInfo.ZoneTransferTsigKeyNames is not null) { foreach (KeyValuePair tsigKeyName in zoneInfo.ZoneTransferTsigKeyNames) jsonWriter.WriteStringValue(tsigKeyName.Key); } jsonWriter.WriteEndArray(); } jsonWriter.WriteString("notify", zoneInfo.Notify.ToString()); jsonWriter.WritePropertyName("notifyNameServers"); { jsonWriter.WriteStartArray(); if (zoneInfo.NotifyNameServers is not null) { foreach (IPAddress nameServer in zoneInfo.NotifyNameServers) jsonWriter.WriteStringValue(nameServer.ToString()); } jsonWriter.WriteEndArray(); } break; } switch (zoneInfo.Type) { case AuthZoneType.Primary: jsonWriter.WriteString("update", zoneInfo.Update.ToString()); jsonWriter.WritePropertyName("updateIpAddresses"); { jsonWriter.WriteStartArray(); if (zoneInfo.UpdateIpAddresses is not null) { foreach (IPAddress updateIpAddress in zoneInfo.UpdateIpAddresses) jsonWriter.WriteStringValue(updateIpAddress.ToString()); } jsonWriter.WriteEndArray(); } jsonWriter.WritePropertyName("updateSecurityPolicies"); { jsonWriter.WriteStartArray(); if (zoneInfo.UpdateSecurityPolicies is not null) { foreach (KeyValuePair>> updateSecurityPolicy in zoneInfo.UpdateSecurityPolicies) { foreach (KeyValuePair> policy in updateSecurityPolicy.Value) { jsonWriter.WriteStartObject(); jsonWriter.WriteString("tsigKeyName", updateSecurityPolicy.Key); jsonWriter.WriteString("domain", policy.Key); jsonWriter.WritePropertyName("allowedTypes"); jsonWriter.WriteStartArray(); foreach (DnsResourceRecordType allowedType in policy.Value) jsonWriter.WriteStringValue(allowedType.ToString()); jsonWriter.WriteEndArray(); jsonWriter.WriteEndObject(); } } } jsonWriter.WriteEndArray(); } break; } if (includeAvailableTsigKeyNames) { jsonWriter.WritePropertyName("availableTsigKeyNames"); { jsonWriter.WriteStartArray(); if (_dnsWebService._dnsServer.TsigKeys is not null) { foreach (KeyValuePair tsigKey in _dnsWebService._dnsServer.TsigKeys) jsonWriter.WriteStringValue(tsigKey.Key); } jsonWriter.WriteEndArray(); } } } public void SetZoneOptions(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); HttpRequest request = context.Request; string zoneName = request.GetQueryAlt("zone", "domain").TrimEnd('.'); AuthZoneInfo zoneInfo = _dnsWebService._dnsServer.AuthZoneManager.GetAuthZoneInfo(zoneName); if (zoneInfo is null) throw new DnsWebServiceException("No authoritative zone was not found for domain: " + zoneName); if (zoneInfo.Internal) throw new DnsWebServiceException("Access was denied to manage internal DNS Server zone."); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); if (request.TryGetQuery("disabled", bool.Parse, out bool disabled)) zoneInfo.Disabled = disabled; switch (zoneInfo.Type) { case AuthZoneType.Primary: case AuthZoneType.Secondary: if (request.TryGetQuery("zoneTransfer", out AuthZoneTransfer zoneTransfer)) zoneInfo.ZoneTransfer = zoneTransfer; string strZoneTransferNameServers = request.Query["zoneTransferNameServers"]; if (strZoneTransferNameServers is not null) { if ((strZoneTransferNameServers.Length == 0) || strZoneTransferNameServers.Equals("false", StringComparison.OrdinalIgnoreCase)) zoneInfo.ZoneTransferNameServers = null; else zoneInfo.ZoneTransferNameServers = strZoneTransferNameServers.Split(IPAddress.Parse, ','); } string strZoneTransferTsigKeyNames = request.Query["zoneTransferTsigKeyNames"]; if (strZoneTransferTsigKeyNames is not null) { if ((strZoneTransferTsigKeyNames.Length == 0) || strZoneTransferTsigKeyNames.Equals("false", StringComparison.OrdinalIgnoreCase)) { zoneInfo.ZoneTransferTsigKeyNames = null; } else { string[] strZoneTransferTsigKeyNamesParts = strZoneTransferTsigKeyNames.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries); Dictionary zoneTransferTsigKeyNames = new Dictionary(strZoneTransferTsigKeyNamesParts.Length); for (int i = 0; i < strZoneTransferTsigKeyNamesParts.Length; i++) zoneTransferTsigKeyNames.Add(strZoneTransferTsigKeyNamesParts[i].ToLower(), null); zoneInfo.ZoneTransferTsigKeyNames = zoneTransferTsigKeyNames; } } if (request.TryGetQuery("notify", out AuthZoneNotify notify)) zoneInfo.Notify = notify; string strNotifyNameServers = request.Query["notifyNameServers"]; if (strNotifyNameServers is not null) { if ((strNotifyNameServers.Length == 0) || strNotifyNameServers.Equals("false", StringComparison.OrdinalIgnoreCase)) zoneInfo.NotifyNameServers = null; else zoneInfo.NotifyNameServers = strNotifyNameServers.Split(IPAddress.Parse, ','); } break; } switch (zoneInfo.Type) { case AuthZoneType.Primary: if (request.TryGetQuery("update", out AuthZoneUpdate update)) zoneInfo.Update = update; string strUpdateIpAddresses = request.Query["updateIpAddresses"]; if (strUpdateIpAddresses is not null) { if ((strUpdateIpAddresses.Length == 0) || strUpdateIpAddresses.Equals("false", StringComparison.OrdinalIgnoreCase)) zoneInfo.UpdateIpAddresses = null; else zoneInfo.UpdateIpAddresses = strUpdateIpAddresses.Split(IPAddress.Parse, ','); } string strUpdateSecurityPolicies = request.Query["updateSecurityPolicies"]; if (strUpdateSecurityPolicies is not null) { if ((strUpdateSecurityPolicies.Length == 0) || strUpdateSecurityPolicies.Equals("false", StringComparison.OrdinalIgnoreCase)) { zoneInfo.UpdateSecurityPolicies = null; } else { string[] strUpdateSecurityPoliciesParts = strUpdateSecurityPolicies.Split(new char[] { '|' }, StringSplitOptions.RemoveEmptyEntries); Dictionary>> updateSecurityPolicies = new Dictionary>>(strUpdateSecurityPoliciesParts.Length); for (int i = 0; i < strUpdateSecurityPoliciesParts.Length; i += 3) { string tsigKeyName = strUpdateSecurityPoliciesParts[i].ToLower(); string domain = strUpdateSecurityPoliciesParts[i + 1].ToLower(); string strTypes = strUpdateSecurityPoliciesParts[i + 2]; if (!domain.Equals(zoneInfo.Name, StringComparison.OrdinalIgnoreCase) && !domain.EndsWith("." + zoneInfo.Name, StringComparison.OrdinalIgnoreCase)) throw new DnsWebServiceException("Cannot set Dynamic Updates security policies: the domain '" + domain + "' must be part of the current zone."); if (!updateSecurityPolicies.TryGetValue(tsigKeyName, out IReadOnlyDictionary> policyMap)) { policyMap = new Dictionary>(); updateSecurityPolicies.Add(tsigKeyName, policyMap); } if (!policyMap.TryGetValue(domain, out IReadOnlyList types)) { types = new List(); (policyMap as Dictionary>).Add(domain, types); } foreach (string strType in strTypes.Split(new char[] { ',', ' ' }, StringSplitOptions.RemoveEmptyEntries)) (types as List).Add(Enum.Parse(strType, true)); } zoneInfo.UpdateSecurityPolicies = updateSecurityPolicies; } } break; } _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] " + zoneInfo.Type.ToString() + " zone options were updated successfully: " + zoneInfo.Name); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneInfo.Name); } public void ResyncZone(HttpContext context) { UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); string zoneName = context.Request.GetQueryAlt("zone", "domain").TrimEnd('.'); AuthZoneInfo zoneInfo = _dnsWebService._dnsServer.AuthZoneManager.GetAuthZoneInfo(zoneName); if (zoneInfo is null) throw new DnsWebServiceException("No authoritative zone was not found for domain: " + zoneName); if (zoneInfo.Internal) throw new DnsWebServiceException("Access was denied to manage internal DNS Server zone."); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); switch (zoneInfo.Type) { case AuthZoneType.Secondary: case AuthZoneType.Stub: zoneInfo.TriggerResync(); break; default: throw new DnsWebServiceException("Only Secondary and Stub zones support resync."); } } public void AddRecord(HttpContext context) { HttpRequest request = context.Request; string domain = request.GetQuery("domain").TrimEnd('.'); string zoneName = request.Query["zone"]; if (zoneName is not null) zoneName = zoneName.TrimEnd('.'); AuthZoneInfo zoneInfo = _dnsWebService._dnsServer.AuthZoneManager.FindAuthZoneInfo(string.IsNullOrEmpty(zoneName) ? domain : zoneName); if (zoneInfo is null) throw new DnsWebServiceException("No authoritative zone was not found for domain: " + domain); if (zoneInfo.Internal) throw new DnsWebServiceException("Access was denied to manage internal DNS Server zone."); UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); DnsResourceRecordType type = request.GetQuery("type"); uint ttl = request.GetQuery("ttl", uint.Parse, _defaultRecordTtl); bool overwrite = request.GetQuery("overwrite", bool.Parse, false); string comments = request.Query["comments"]; DnsResourceRecord newRecord; switch (type) { case DnsResourceRecordType.A: case DnsResourceRecordType.AAAA: { string strIPAddress = request.GetQueryAlt("ipAddress", "value"); IPAddress ipAddress; if (strIPAddress.Equals("request-ip-address")) ipAddress = context.GetRemoteEndPoint().Address; else ipAddress = IPAddress.Parse(strIPAddress); bool ptr = request.GetQuery("ptr", bool.Parse, false); if (ptr) { string ptrDomain = Zone.GetReverseZone(ipAddress, type == DnsResourceRecordType.A ? 32 : 128); AuthZoneInfo reverseZoneInfo = _dnsWebService._dnsServer.AuthZoneManager.FindAuthZoneInfo(ptrDomain); if (reverseZoneInfo is null) { bool createPtrZone = request.GetQuery("createPtrZone", bool.Parse, false); if (!createPtrZone) throw new DnsServerException("No reverse zone available to add PTR record."); string ptrZone = Zone.GetReverseZone(ipAddress, type == DnsResourceRecordType.A ? 24 : 64); reverseZoneInfo = _dnsWebService._dnsServer.AuthZoneManager.CreatePrimaryZone(ptrZone, _dnsWebService._dnsServer.ServerDomain, false); if (reverseZoneInfo == null) throw new DnsServerException("Failed to create reverse zone to add PTR record: " + ptrZone); //set permissions _dnsWebService._authManager.SetPermission(PermissionSection.Zones, reverseZoneInfo.Name, session.User, PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SetPermission(PermissionSection.Zones, reverseZoneInfo.Name, _dnsWebService._authManager.GetGroup(Group.ADMINISTRATORS), PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SetPermission(PermissionSection.Zones, reverseZoneInfo.Name, _dnsWebService._authManager.GetGroup(Group.DNS_ADMINISTRATORS), PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SaveConfigFile(); } if (reverseZoneInfo.Internal) throw new DnsServerException("Reverse zone '" + reverseZoneInfo.Name + "' is an internal zone."); if (reverseZoneInfo.Type != AuthZoneType.Primary) throw new DnsServerException("Reverse zone '" + reverseZoneInfo.Name + "' is not a primary zone."); _dnsWebService._dnsServer.AuthZoneManager.SetRecords(reverseZoneInfo.Name, ptrDomain, DnsResourceRecordType.PTR, ttl, new DnsPTRRecordData[] { new DnsPTRRecordData(domain) }); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(reverseZoneInfo.Name); } if (type == DnsResourceRecordType.A) newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsARecordData(ipAddress)); else newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsAAAARecordData(ipAddress)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); if (overwrite) _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); else _dnsWebService._dnsServer.AuthZoneManager.AddRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.NS: { string nameServer = request.GetQueryAlt("nameServer", "value").TrimEnd('.'); string glueAddresses = request.GetQuery("glue", null); newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsNSRecordData(nameServer)); if (glueAddresses != null) newRecord.SetGlueRecords(glueAddresses); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); if (overwrite) _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); else _dnsWebService._dnsServer.AuthZoneManager.AddRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.CNAME: { if (!overwrite) { IReadOnlyList existingRecords = _dnsWebService._dnsServer.AuthZoneManager.GetRecords(zoneInfo.Name, domain, type); if (existingRecords.Count > 0) throw new DnsWebServiceException("Record already exists. Use overwrite option if you wish to overwrite existing records."); } string cname = request.GetQueryAlt("cname", "value").TrimEnd('.'); newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsCNAMERecordData(cname)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.PTR: { string ptrName = request.GetQueryAlt("ptrName", "value").TrimEnd('.'); newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsPTRRecordData(ptrName)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); if (overwrite) _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); else _dnsWebService._dnsServer.AuthZoneManager.AddRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.MX: { ushort preference = request.GetQuery("preference", ushort.Parse); string exchange = request.GetQueryAlt("exchange", "value").TrimEnd('.'); newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsMXRecordData(preference, exchange)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); if (overwrite) _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); else _dnsWebService._dnsServer.AuthZoneManager.AddRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.TXT: { string text = request.GetQueryAlt("text", "value"); newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsTXTRecordData(text)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); if (overwrite) _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); else _dnsWebService._dnsServer.AuthZoneManager.AddRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.SRV: { ushort priority = request.GetQuery("priority", ushort.Parse); ushort weight = request.GetQuery("weight", ushort.Parse); ushort port = request.GetQuery("port", ushort.Parse); string target = request.GetQueryAlt("target", "value").TrimEnd('.'); newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsSRVRecordData(priority, weight, port, target)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); if (overwrite) _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); else _dnsWebService._dnsServer.AuthZoneManager.AddRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.DNAME: { if (!overwrite) { IReadOnlyList existingRecords = _dnsWebService._dnsServer.AuthZoneManager.GetRecords(zoneInfo.Name, domain, type); if (existingRecords.Count > 0) throw new DnsWebServiceException("Record already exists. Use overwrite option if you wish to overwrite existing records."); } string dname = request.GetQueryAlt("dname", "value").TrimEnd('.'); newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsDNAMERecordData(dname)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.DS: { ushort keyTag = request.GetQuery("keyTag", ushort.Parse); DnssecAlgorithm algorithm = Enum.Parse(request.GetQuery("algorithm").Replace('-', '_'), true); DnssecDigestType digestType = Enum.Parse(request.GetQuery("digestType").Replace('-', '_'), true); byte[] digest = request.GetQueryAlt("digest", "value", Convert.FromHexString); newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsDSRecordData(keyTag, algorithm, digestType, digest)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); if (overwrite) _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); else _dnsWebService._dnsServer.AuthZoneManager.AddRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.SSHFP: { DnsSSHFPAlgorithm sshfpAlgorithm = request.GetQuery("sshfpAlgorithm"); DnsSSHFPFingerprintType sshfpFingerprintType = request.GetQuery("sshfpFingerprintType"); byte[] sshfpFingerprint = request.GetQuery("sshfpFingerprint", Convert.FromHexString); newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsSSHFPRecordData(sshfpAlgorithm, sshfpFingerprintType, sshfpFingerprint)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); if (overwrite) _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); else _dnsWebService._dnsServer.AuthZoneManager.AddRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.TLSA: { DnsTLSACertificateUsage tlsaCertificateUsage = Enum.Parse(request.GetQuery("tlsaCertificateUsage").Replace('-', '_'), true); DnsTLSASelector tlsaSelector = request.GetQuery("tlsaSelector"); DnsTLSAMatchingType tlsaMatchingType = Enum.Parse(request.GetQuery("tlsaMatchingType").Replace('-', '_'), true); string tlsaCertificateAssociationData = request.GetQuery("tlsaCertificateAssociationData"); newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsTLSARecordData(tlsaCertificateUsage, tlsaSelector, tlsaMatchingType, tlsaCertificateAssociationData)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); if (overwrite) _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); else _dnsWebService._dnsServer.AuthZoneManager.AddRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.CAA: { byte flags = request.GetQuery("flags", byte.Parse); string tag = request.GetQuery("tag"); string value = request.GetQuery("value"); newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsCAARecordData(flags, tag, value)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); if (overwrite) _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); else _dnsWebService._dnsServer.AuthZoneManager.AddRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.ANAME: { string aname = request.GetQueryAlt("aname", "value").TrimEnd('.'); newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsANAMERecordData(aname)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); if (overwrite) _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); else _dnsWebService._dnsServer.AuthZoneManager.AddRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.FWD: { DnsTransportProtocol protocol = request.GetQuery("protocol", DnsTransportProtocol.Udp); string forwarder = request.GetQueryAlt("forwarder", "value"); bool dnssecValidation = request.GetQuery("dnssecValidation", bool.Parse, false); NetProxyType proxyType = NetProxyType.None; string proxyAddress = null; ushort proxyPort = 0; string proxyUsername = null; string proxyPassword = null; if (!forwarder.Equals("this-server")) { proxyType = request.GetQuery("proxyType", NetProxyType.None); if (proxyType != NetProxyType.None) { proxyAddress = request.GetQuery("proxyAddress"); proxyPort = request.GetQuery("proxyPort", ushort.Parse); proxyUsername = request.Query["proxyUsername"]; proxyPassword = request.Query["proxyPassword"]; } } newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsForwarderRecordData(protocol, forwarder, dnssecValidation, proxyType, proxyAddress, proxyPort, proxyUsername, proxyPassword)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); if (overwrite) _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); else _dnsWebService._dnsServer.AuthZoneManager.AddRecord(zoneInfo.Name, newRecord); } break; case DnsResourceRecordType.APP: { string appName = request.GetQueryAlt("appName", "value"); string classPath = request.GetQuery("classPath"); string recordData = request.GetQuery("recordData", ""); if (!overwrite) { IReadOnlyList existingRecords = _dnsWebService._dnsServer.AuthZoneManager.GetRecords(zoneInfo.Name, domain, type); if (existingRecords.Count > 0) throw new DnsWebServiceException("Record already exists. Use overwrite option if you wish to overwrite existing records."); } newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsApplicationRecordData(appName, classPath, recordData)); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newRecord); } break; default: throw new DnsWebServiceException("Type not supported for AddRecords()."); } _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] New record was added to authoritative zone {record: " + newRecord.ToString() + "}"); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneInfo.Name); Utf8JsonWriter jsonWriter = context.GetCurrentJsonWriter(); jsonWriter.WritePropertyName("zone"); WriteZoneInfoAsJson(zoneInfo, jsonWriter); jsonWriter.WritePropertyName("addedRecord"); WriteRecordAsJson(newRecord, jsonWriter, true, null); } public void GetRecords(HttpContext context) { string domain = context.Request.GetQuery("domain").TrimEnd('.'); AuthZoneInfo zoneInfo = _dnsWebService._dnsServer.AuthZoneManager.FindAuthZoneInfo(domain); if (zoneInfo is null) throw new DnsWebServiceException("No authoritative zone was not found for domain: " + domain); UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.View)) throw new DnsWebServiceException("Access was denied."); Utf8JsonWriter jsonWriter = context.GetCurrentJsonWriter(); jsonWriter.WritePropertyName("zone"); WriteZoneInfoAsJson(zoneInfo, jsonWriter); List records = new List(); _dnsWebService._dnsServer.AuthZoneManager.ListAllRecords(domain, records); WriteRecordsAsJson(records, jsonWriter, true, zoneInfo); } public void DeleteRecord(HttpContext context) { HttpRequest request = context.Request; string domain = request.GetQuery("domain").TrimEnd('.'); string zoneName = request.Query["zone"]; if (zoneName is not null) zoneName = zoneName.TrimEnd('.'); AuthZoneInfo zoneInfo = _dnsWebService._dnsServer.AuthZoneManager.FindAuthZoneInfo(string.IsNullOrEmpty(zoneName) ? domain : zoneName); if (zoneInfo is null) throw new DnsWebServiceException("No authoritative zone was not found for domain: " + domain); if (zoneInfo.Internal) throw new DnsWebServiceException("Access was denied to manage internal DNS Server zone."); UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.Delete)) throw new DnsWebServiceException("Access was denied."); DnsResourceRecordType type = request.GetQuery("type"); switch (type) { case DnsResourceRecordType.A: case DnsResourceRecordType.AAAA: { IPAddress ipAddress = IPAddress.Parse(request.GetQueryAlt("ipAddress", "value")); if (type == DnsResourceRecordType.A) _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(zoneInfo.Name, domain, type, new DnsARecordData(ipAddress)); else _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(zoneInfo.Name, domain, type, new DnsAAAARecordData(ipAddress)); string ptrDomain = Zone.GetReverseZone(ipAddress, type == DnsResourceRecordType.A ? 32 : 128); AuthZoneInfo reverseZoneInfo = _dnsWebService._dnsServer.AuthZoneManager.FindAuthZoneInfo(ptrDomain); if ((reverseZoneInfo != null) && !reverseZoneInfo.Internal && (reverseZoneInfo.Type == AuthZoneType.Primary)) { IReadOnlyList ptrRecords = _dnsWebService._dnsServer.AuthZoneManager.GetRecords(reverseZoneInfo.Name, ptrDomain, DnsResourceRecordType.PTR); if (ptrRecords.Count > 0) { foreach (DnsResourceRecord ptrRecord in ptrRecords) { if ((ptrRecord.RDATA as DnsPTRRecordData).Domain.Equals(domain, StringComparison.OrdinalIgnoreCase)) { //delete PTR record and save reverse zone _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(reverseZoneInfo.Name, ptrDomain, DnsResourceRecordType.PTR, ptrRecord.RDATA); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(reverseZoneInfo.Name); break; } } } } } break; case DnsResourceRecordType.NS: { string nameServer = request.GetQueryAlt("nameServer", "value").TrimEnd('.'); _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(zoneInfo.Name, domain, type, new DnsNSRecordData(nameServer)); } break; case DnsResourceRecordType.CNAME: _dnsWebService._dnsServer.AuthZoneManager.DeleteRecords(zoneInfo.Name, domain, type); break; case DnsResourceRecordType.PTR: { string ptrName = request.GetQueryAlt("ptrName", "value").TrimEnd('.'); _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(zoneInfo.Name, domain, type, new DnsPTRRecordData(ptrName)); } break; case DnsResourceRecordType.MX: { ushort preference = request.GetQuery("preference", ushort.Parse); string exchange = request.GetQueryAlt("exchange", "value").TrimEnd('.'); _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(zoneInfo.Name, domain, type, new DnsMXRecordData(preference, exchange)); } break; case DnsResourceRecordType.TXT: { string text = request.GetQueryAlt("text", "value"); _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(zoneInfo.Name, domain, type, new DnsTXTRecordData(text)); } break; case DnsResourceRecordType.SRV: { ushort priority = request.GetQuery("priority", ushort.Parse); ushort weight = request.GetQuery("weight", ushort.Parse); ushort port = request.GetQuery("port", ushort.Parse); string target = request.GetQueryAlt("target", "value").TrimEnd('.'); _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(zoneInfo.Name, domain, type, new DnsSRVRecordData(priority, weight, port, target)); } break; case DnsResourceRecordType.DNAME: _dnsWebService._dnsServer.AuthZoneManager.DeleteRecords(zoneInfo.Name, domain, type); break; case DnsResourceRecordType.DS: { ushort keyTag = request.GetQuery("keyTag", ushort.Parse); DnssecAlgorithm algorithm = Enum.Parse(request.GetQuery("algorithm").Replace('-', '_'), true); DnssecDigestType digestType = Enum.Parse(request.GetQuery("digestType").Replace('-', '_'), true); byte[] digest = Convert.FromHexString(request.GetQueryAlt("digest", "value")); _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(zoneInfo.Name, domain, type, new DnsDSRecordData(keyTag, algorithm, digestType, digest)); } break; case DnsResourceRecordType.SSHFP: { DnsSSHFPAlgorithm sshfpAlgorithm = request.GetQuery("sshfpAlgorithm"); DnsSSHFPFingerprintType sshfpFingerprintType = request.GetQuery("sshfpFingerprintType"); byte[] sshfpFingerprint = request.GetQuery("sshfpFingerprint", Convert.FromHexString); _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(zoneInfo.Name, domain, type, new DnsSSHFPRecordData(sshfpAlgorithm, sshfpFingerprintType, sshfpFingerprint)); } break; case DnsResourceRecordType.TLSA: { DnsTLSACertificateUsage tlsaCertificateUsage = Enum.Parse(request.GetQuery("tlsaCertificateUsage").Replace('-', '_'), true); DnsTLSASelector tlsaSelector = request.GetQuery("tlsaSelector"); DnsTLSAMatchingType tlsaMatchingType = Enum.Parse(request.GetQuery("tlsaMatchingType").Replace('-', '_'), true); string tlsaCertificateAssociationData = request.GetQuery("tlsaCertificateAssociationData"); _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(zoneInfo.Name, domain, type, new DnsTLSARecordData(tlsaCertificateUsage, tlsaSelector, tlsaMatchingType, tlsaCertificateAssociationData)); } break; case DnsResourceRecordType.CAA: { byte flags = request.GetQuery("flags", byte.Parse); string tag = request.GetQuery("tag"); string value = request.GetQuery("value"); _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(zoneInfo.Name, domain, type, new DnsCAARecordData(flags, tag, value)); } break; case DnsResourceRecordType.ANAME: { string aname = request.GetQueryAlt("aname", "value").TrimEnd('.'); _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(zoneInfo.Name, domain, type, new DnsANAMERecordData(aname)); } break; case DnsResourceRecordType.FWD: { DnsTransportProtocol protocol = request.GetQuery("protocol", DnsTransportProtocol.Udp); string forwarder = request.GetQueryAlt("forwarder", "value"); _dnsWebService._dnsServer.AuthZoneManager.DeleteRecord(zoneInfo.Name, domain, type, new DnsForwarderRecordData(protocol, forwarder)); } break; case DnsResourceRecordType.APP: _dnsWebService._dnsServer.AuthZoneManager.DeleteRecords(zoneInfo.Name, domain, type); break; default: throw new DnsWebServiceException("Type not supported for DeleteRecord()."); } _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] Record was deleted from authoritative zone {domain: " + domain + "; type: " + type + ";}"); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneInfo.Name); } public void UpdateRecord(HttpContext context) { HttpRequest request = context.Request; string domain = request.GetQuery("domain").TrimEnd('.'); string zoneName = request.Query["zone"]; if (zoneName is not null) zoneName = zoneName.TrimEnd('.'); AuthZoneInfo zoneInfo = _dnsWebService._dnsServer.AuthZoneManager.FindAuthZoneInfo(string.IsNullOrEmpty(zoneName) ? domain : zoneName); if (zoneInfo is null) throw new DnsWebServiceException("No authoritative zone was not found for domain: " + domain); if (zoneInfo.Internal) throw new DnsWebServiceException("Access was denied to manage internal DNS Server zone."); UserSession session = context.GetCurrentSession(); if (!_dnsWebService._authManager.IsPermitted(PermissionSection.Zones, zoneInfo.Name, session.User, PermissionFlag.Modify)) throw new DnsWebServiceException("Access was denied."); string newDomain = request.GetQuery("newDomain", domain).TrimEnd('.'); uint ttl = request.GetQuery("ttl", uint.Parse, _defaultRecordTtl); bool disable = request.GetQuery("disable", bool.Parse, false); string comments = request.Query["comments"]; DnsResourceRecordType type = request.GetQuery("type"); DnsResourceRecord oldRecord = null; DnsResourceRecord newRecord; switch (type) { case DnsResourceRecordType.A: case DnsResourceRecordType.AAAA: { IPAddress ipAddress = IPAddress.Parse(request.GetQueryAlt("ipAddress", "value")); IPAddress newIpAddress = IPAddress.Parse(request.GetQueryAlt("newIpAddress", "newValue", ipAddress.ToString())); bool ptr = request.GetQuery("ptr", bool.Parse, false); if (ptr) { string newPtrDomain = Zone.GetReverseZone(newIpAddress, type == DnsResourceRecordType.A ? 32 : 128); AuthZoneInfo newReverseZoneInfo = _dnsWebService._dnsServer.AuthZoneManager.FindAuthZoneInfo(newPtrDomain); if (newReverseZoneInfo is null) { bool createPtrZone = request.GetQuery("createPtrZone", bool.Parse, false); if (!createPtrZone) throw new DnsServerException("No reverse zone available to add PTR record."); string ptrZone = Zone.GetReverseZone(newIpAddress, type == DnsResourceRecordType.A ? 24 : 64); newReverseZoneInfo = _dnsWebService._dnsServer.AuthZoneManager.CreatePrimaryZone(ptrZone, _dnsWebService._dnsServer.ServerDomain, false); if (newReverseZoneInfo is null) throw new DnsServerException("Failed to create reverse zone to add PTR record: " + ptrZone); //set permissions _dnsWebService._authManager.SetPermission(PermissionSection.Zones, newReverseZoneInfo.Name, session.User, PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SetPermission(PermissionSection.Zones, newReverseZoneInfo.Name, _dnsWebService._authManager.GetGroup(Group.ADMINISTRATORS), PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SetPermission(PermissionSection.Zones, newReverseZoneInfo.Name, _dnsWebService._authManager.GetGroup(Group.DNS_ADMINISTRATORS), PermissionFlag.ViewModifyDelete); _dnsWebService._authManager.SaveConfigFile(); } if (newReverseZoneInfo.Internal) throw new DnsServerException("Reverse zone '" + newReverseZoneInfo.Name + "' is an internal zone."); if (newReverseZoneInfo.Type != AuthZoneType.Primary) throw new DnsServerException("Reverse zone '" + newReverseZoneInfo.Name + "' is not a primary zone."); string oldPtrDomain = Zone.GetReverseZone(ipAddress, type == DnsResourceRecordType.A ? 32 : 128); AuthZoneInfo oldReverseZoneInfo = _dnsWebService._dnsServer.AuthZoneManager.FindAuthZoneInfo(oldPtrDomain); if ((oldReverseZoneInfo != null) && !oldReverseZoneInfo.Internal && (oldReverseZoneInfo.Type == AuthZoneType.Primary)) { //delete old PTR record if any and save old reverse zone _dnsWebService._dnsServer.AuthZoneManager.DeleteRecords(oldReverseZoneInfo.Name, oldPtrDomain, DnsResourceRecordType.PTR); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(oldReverseZoneInfo.Name); } //add new PTR record and save reverse zone _dnsWebService._dnsServer.AuthZoneManager.SetRecords(newReverseZoneInfo.Name, newPtrDomain, DnsResourceRecordType.PTR, ttl, new DnsPTRRecordData[] { new DnsPTRRecordData(domain) }); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(newReverseZoneInfo.Name); } if (type == DnsResourceRecordType.A) { oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsARecordData(ipAddress)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsARecordData(newIpAddress)); } else { oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsAAAARecordData(ipAddress)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsAAAARecordData(newIpAddress)); } if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.NS: { string nameServer = request.GetQueryAlt("nameServer", "value").TrimEnd('.'); string newNameServer = request.GetQueryAlt("newNameServer", "newValue", nameServer).TrimEnd('.'); oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsNSRecordData(nameServer)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsNSRecordData(newNameServer)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); if (request.TryGetQuery("glue", out string glueAddresses)) newRecord.SetGlueRecords(glueAddresses); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.CNAME: { string cname = request.GetQueryAlt("cname", "value").TrimEnd('.'); oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsCNAMERecordData(cname)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsCNAMERecordData(cname)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.SOA: { string primaryNameServer = request.GetQuery("primaryNameServer").TrimEnd('.'); string responsiblePerson = request.GetQuery("responsiblePerson").TrimEnd('.'); uint serial = request.GetQuery("serial", uint.Parse); uint refresh = request.GetQuery("refresh", uint.Parse); uint retry = request.GetQuery("retry", uint.Parse); uint expire = request.GetQuery("expire", uint.Parse); uint minimum = request.GetQuery("minimum", uint.Parse); DnsResourceRecord newSOARecord = new DnsResourceRecord(domain, type, DnsClass.IN, ttl, new DnsSOARecordData(primaryNameServer, responsiblePerson, serial, refresh, retry, expire, minimum)); switch (zoneInfo.Type) { case AuthZoneType.Secondary: case AuthZoneType.Stub: if (request.TryGetQuery("primaryAddresses", out string primaryAddresses)) newSOARecord.SetPrimaryNameServers(primaryAddresses); break; } if (zoneInfo.Type == AuthZoneType.Secondary) { DnsResourceRecordInfo recordInfo = newSOARecord.GetRecordInfo(); if (request.TryGetQuery("zoneTransferProtocol", out DnsTransportProtocol zoneTransferProtocol)) recordInfo.ZoneTransferProtocol = zoneTransferProtocol; if (request.TryGetQuery("tsigKeyName", out string tsigKeyName)) recordInfo.TsigKeyName = tsigKeyName; } if (!string.IsNullOrEmpty(comments)) newSOARecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.SetRecord(zoneInfo.Name, newSOARecord); newRecord = zoneInfo.GetApexRecords(DnsResourceRecordType.SOA)[0]; } break; case DnsResourceRecordType.PTR: { string ptrName = request.GetQueryAlt("ptrName", "value").TrimEnd('.'); string newPtrName = request.GetQueryAlt("newPtrName", "newValue", ptrName).TrimEnd('.'); oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsPTRRecordData(ptrName)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsPTRRecordData(newPtrName)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.MX: { ushort preference = request.GetQuery("preference", ushort.Parse); ushort newPreference = request.GetQuery("newPreference", ushort.Parse, preference); string exchange = request.GetQueryAlt("exchange", "value").TrimEnd('.'); string newExchange = request.GetQueryAlt("newExchange", "newValue", exchange).TrimEnd('.'); oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsMXRecordData(preference, exchange)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsMXRecordData(newPreference, newExchange)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.TXT: { string text = request.GetQueryAlt("text", "value"); string newText = request.GetQueryAlt("newText", "newValue", text); oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsTXTRecordData(text)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsTXTRecordData(newText)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.SRV: { ushort priority = request.GetQuery("priority", ushort.Parse); ushort newPriority = request.GetQuery("newPriority", ushort.Parse, priority); ushort weight = request.GetQuery("weight", ushort.Parse); ushort newWeight = request.GetQuery("newWeight", ushort.Parse, weight); ushort port = request.GetQuery("port", ushort.Parse); ushort newPort = request.GetQuery("newPort", ushort.Parse, port); string target = request.GetQueryAlt("target", "value").TrimEnd('.'); string newTarget = request.GetQueryAlt("newTarget", "newValue", target).TrimEnd('.'); oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsSRVRecordData(priority, weight, port, target)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsSRVRecordData(newPriority, newWeight, newPort, newTarget)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.DNAME: { string dname = request.GetQueryAlt("dname", "value").TrimEnd('.'); oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsDNAMERecordData(dname)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsDNAMERecordData(dname)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.DS: { ushort keyTag = request.GetQuery("keyTag", ushort.Parse); ushort newKeyTag = request.GetQuery("newKeyTag", ushort.Parse, keyTag); DnssecAlgorithm algorithm = Enum.Parse(request.GetQuery("algorithm").Replace('-', '_'), true); DnssecAlgorithm newAlgorithm = Enum.Parse(request.GetQuery("newAlgorithm", algorithm.ToString()).Replace('-', '_'), true); DnssecDigestType digestType = Enum.Parse(request.GetQuery("digestType").Replace('-', '_'), true); DnssecDigestType newDigestType = Enum.Parse(request.GetQuery("newDigestType", digestType.ToString()).Replace('-', '_'), true); byte[] digest = request.GetQueryAlt("digest", "value", Convert.FromHexString); byte[] newDigest = request.GetQueryAlt("newDigest", "newValue", Convert.FromHexString, digest); oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsDSRecordData(keyTag, algorithm, digestType, digest)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsDSRecordData(newKeyTag, newAlgorithm, newDigestType, newDigest)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.SSHFP: { DnsSSHFPAlgorithm sshfpAlgorithm = request.GetQuery("sshfpAlgorithm"); DnsSSHFPAlgorithm newSshfpAlgorithm = request.GetQuery("newSshfpAlgorithm", sshfpAlgorithm); DnsSSHFPFingerprintType sshfpFingerprintType = request.GetQuery("sshfpFingerprintType"); DnsSSHFPFingerprintType newSshfpFingerprintType = request.GetQuery("newSshfpFingerprintType", sshfpFingerprintType); byte[] sshfpFingerprint = request.GetQuery("sshfpFingerprint", Convert.FromHexString); byte[] newSshfpFingerprint = request.GetQuery("newSshfpFingerprint", Convert.FromHexString, sshfpFingerprint); oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsSSHFPRecordData(sshfpAlgorithm, sshfpFingerprintType, sshfpFingerprint)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsSSHFPRecordData(newSshfpAlgorithm, newSshfpFingerprintType, newSshfpFingerprint)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.TLSA: { DnsTLSACertificateUsage tlsaCertificateUsage = Enum.Parse(request.GetQuery("tlsaCertificateUsage").Replace('-', '_'), true); DnsTLSACertificateUsage newTlsaCertificateUsage = Enum.Parse(request.GetQuery("newTlsaCertificateUsage", tlsaCertificateUsage.ToString()).Replace('-', '_'), true); DnsTLSASelector tlsaSelector = request.GetQuery("tlsaSelector"); DnsTLSASelector newTlsaSelector = request.GetQuery("newTlsaSelector", tlsaSelector); DnsTLSAMatchingType tlsaMatchingType = Enum.Parse(request.GetQuery("tlsaMatchingType").Replace('-', '_'), true); DnsTLSAMatchingType newTlsaMatchingType = Enum.Parse(request.GetQuery("newTlsaMatchingType", tlsaMatchingType.ToString()).Replace('-', '_'), true); string tlsaCertificateAssociationData = request.GetQuery("tlsaCertificateAssociationData"); string newTlsaCertificateAssociationData = request.GetQuery("newTlsaCertificateAssociationData", tlsaCertificateAssociationData); oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsTLSARecordData(tlsaCertificateUsage, tlsaSelector, tlsaMatchingType, tlsaCertificateAssociationData)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsTLSARecordData(newTlsaCertificateUsage, newTlsaSelector, newTlsaMatchingType, newTlsaCertificateAssociationData)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.CAA: { byte flags = request.GetQuery("flags", byte.Parse); byte newFlags = request.GetQuery("newFlags", byte.Parse, flags); string tag = request.GetQuery("tag"); string newTag = request.GetQuery("newTag", tag); string value = request.GetQuery("value"); string newValue = request.GetQuery("newValue", value); oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsCAARecordData(flags, tag, value)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsCAARecordData(newFlags, newTag, newValue)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.ANAME: { string aname = request.GetQueryAlt("aname", "value").TrimEnd('.'); string newAName = request.GetQueryAlt("newAName", "newValue", aname).TrimEnd('.'); oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsANAMERecordData(aname)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsANAMERecordData(newAName)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.FWD: { DnsTransportProtocol protocol = request.GetQuery("protocol", DnsTransportProtocol.Udp); DnsTransportProtocol newProtocol = request.GetQuery("newProtocol", protocol); string forwarder = request.GetQueryAlt("forwarder", "value"); string newForwarder = request.GetQueryAlt("newForwarder", "newValue", forwarder); bool dnssecValidation = request.GetQuery("dnssecValidation", bool.Parse, false); NetProxyType proxyType = NetProxyType.None; string proxyAddress = null; ushort proxyPort = 0; string proxyUsername = null; string proxyPassword = null; if (!newForwarder.Equals("this-server")) { proxyType = request.GetQuery("proxyType", NetProxyType.None); if (proxyType != NetProxyType.None) { proxyAddress = request.GetQuery("proxyAddress"); proxyPort = request.GetQuery("proxyPort", ushort.Parse); proxyUsername = request.Query["proxyUsername"]; proxyPassword = request.Query["proxyPassword"]; } } oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsForwarderRecordData(protocol, forwarder)); newRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsForwarderRecordData(newProtocol, newForwarder, dnssecValidation, proxyType, proxyAddress, proxyPort, proxyUsername, proxyPassword)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; case DnsResourceRecordType.APP: { string appName = request.GetQueryAlt("appName", "value"); string classPath = request.GetQuery("classPath"); string recordData = request.GetQuery("recordData", ""); oldRecord = new DnsResourceRecord(domain, type, DnsClass.IN, 0, new DnsApplicationRecordData(appName, classPath, recordData)); newRecord = new DnsResourceRecord(newDomain, type, DnsClass.IN, ttl, new DnsApplicationRecordData(appName, classPath, recordData)); if (disable) newRecord.Disable(); if (!string.IsNullOrEmpty(comments)) newRecord.SetComments(comments); _dnsWebService._dnsServer.AuthZoneManager.UpdateRecord(zoneInfo.Name, oldRecord, newRecord); } break; default: throw new DnsWebServiceException("Type not supported for UpdateRecords()."); } _dnsWebService._log.Write(context.GetRemoteEndPoint(), "[" + session.User.Username + "] Record was updated for authoritative zone {" + (oldRecord is null ? "" : "oldRecord: " + oldRecord.ToString() + "; ") + "newRecord: " + newRecord.ToString() + "}"); _dnsWebService._dnsServer.AuthZoneManager.SaveZoneFile(zoneInfo.Name); Utf8JsonWriter jsonWriter = context.GetCurrentJsonWriter(); jsonWriter.WritePropertyName("zone"); WriteZoneInfoAsJson(zoneInfo, jsonWriter); jsonWriter.WritePropertyName("updatedRecord"); WriteRecordAsJson(newRecord, jsonWriter, true, null); } #endregion #region properties public uint DefaultRecordTtl { get { return _defaultRecordTtl; } set { _defaultRecordTtl = value; } } #endregion } }