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Configuration.pas
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// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
unit
Configuration;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
interface
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
uses
Classes,
DnsProtocol,
IPUtils;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
const
MAX_NUM_DNS_SERVERS = 10;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
type
TDnsServerConfiguration = packed record
IsEnabled: Boolean;
DomainNameAffinityMask: TStringList;
QueryTypeAffinityMask: TList;
Address: TDualIPAddress;
Port: Word;
Protocol: TDnsProtocol;
Socks5ProtocolProxyAddress: TDualIPAddress;
Socks5ProtocolProxyPort: Word;
DnsOverHttpsProtocolHost: String;
DnsOverHttpsProtocolPath: String;
DnsOverHttpsProtocolConnectionType: TDnsOverHttpsProtocolConnectionType;
DnsOverHttpsProtocolReuseConnections: Boolean;
DnsOverHttpsProtocolUseWinHttp: Boolean;
IgnoreFailureResponsesFromServer: Boolean;
IgnoreNegativeResponsesFromServer: Boolean;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
type
TConfiguration = class
public
class function MakeAbsolutePath(const Path: String): String;
public
class function GetConfigurationFileName: String;
class function GetAddressCacheFileName: String;
class function GetHostsCacheFileName: String;
class function GetDebugLogFileName: String;
public
class function GetDnsServerConfiguration(Index: Integer): TDnsServerConfiguration;
public
class function GetSinkholeIPv6Lookups: Boolean;
class function GetForwardPrivateReverseLookups: Boolean;
public
class function GetAddressCacheFailureTime: Integer;
class function GetAddressCacheNegativeTime: Integer;
class function GetAddressCacheScavengingTime: Integer;
class function GetAddressCacheSilentUpdateTime: Integer;
class function GetAddressCachePeriodicPruningTime: Integer;
class function GetAddressCacheDomainNameAffinityMask: TStringList;
class function GetAddressCacheQueryTypeAffinityMask: TList;
class function GetAddressCacheInMemoryOnly: Boolean;
class function GetAddressCacheDisabled: Boolean;
public
class function IsLocalIPv4BindingEnabled: Boolean;
public
class function GetLocalIPv4BindingAddress: TIPv4Address;
class function GetLocalIPv4BindingPort: Word;
public
class function IsLocalIPv6BindingEnabled: Boolean;
public
class function GetLocalIPv6BindingAddress: TIPv6Address;
class function GetLocalIPv6BindingPort: Word;
public
class function GetGeneratedDnsResponseTimeToLive: Integer;
public
class function GetServerUdpProtocolResponseTimeout: Integer;
class function GetServerTcpProtocolResponseTimeout: Integer;
class function GetServerTcpProtocolInternalTimeout: Integer;
class function GetServerSocks5ProtocolProxyFirstByteTimeout: Integer;
class function GetServerSocks5ProtocolProxyOtherBytesTimeout: Integer;
class function GetServerSocks5ProtocolProxyRemoteConnectTimeout: Integer;
class function GetServerSocks5ProtocolProxyRemoteResponseTimeout: Integer;
public
class function IsDomainNameAffinityMatch(const DomainName: String; DomainNameAffinityMask: TStringList): Boolean;
class function IsQueryTypeAffinityMatch(QueryType: Word; QueryTypeAffinityMask: TList): Boolean;
public
class function IsAllowedAddress(const Value: String): Boolean;
public
class procedure Initialize;
class procedure LoadFromFile(const FileName: String);
class procedure Finalize;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
implementation
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
uses
IniFiles,
SysUtils,
CommonUtils,
DnsOverHttpsCache,
Environment,
HitLogger,
PatternMatching,
Tracer;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
var
TConfiguration_ConfigurationFileName: String;
TConfiguration_AddressCacheFileName: String;
TConfiguration_HostsCacheFileName: String;
TConfiguration_DebugLogFileName: String;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
const
DNS_SERVER_INDEX_DESCRIPTION: Array [0..(MAX_NUM_DNS_SERVERS - 1)] of String = ('Primary', 'Secondary', 'Tertiary', 'Quaternary', 'Quinary', 'Senary', 'Septenary', 'Octonary', 'Nonary', 'Denary');
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
var
TConfiguration_DnsServerConfiguration: Array [0..(MAX_NUM_DNS_SERVERS - 1)] of TDnsServerConfiguration;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
var
TConfiguration_SinkholeIPv6Lookups: Boolean;
TConfiguration_ForwardPrivateReverseLookups: Boolean;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
var
TConfiguration_AddressCacheFailureTime: Integer;
TConfiguration_AddressCacheNegativeTime: Integer;
TConfiguration_AddressCacheScavengingTime: Integer;
TConfiguration_AddressCacheSilentUpdateTime: Integer;
TConfiguration_AddressCachePeriodicPruningTime: Integer;
TConfiguration_AddressCacheDomainNameAffinityMask: TStringList;
TConfiguration_AddressCacheQueryTypeAffinityMask: TList;
TConfiguration_AddressCacheInMemoryOnly: Boolean;
TConfiguration_AddressCacheDisabled: Boolean;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
var
TConfiguration_IsLocalIPv4BindingEnabled: Boolean;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
var
TConfiguration_LocalIPv4BindingAddress: TIPv4Address;
TConfiguration_LocalIPv4BindingPort: Word;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
var
TConfiguration_IsLocalIPv6BindingEnabled: Boolean;
TConfiguration_IsLocalIPv6BindingEnabledOnWindowsVersionsPriorToWindowsVistaOrWindowsServer2008: Boolean;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
var
TConfiguration_LocalIPv6BindingAddress: TIPv6Address;
TConfiguration_LocalIPv6BindingPort: Word;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
var
TConfiguration_GeneratedDnsResponseTimeToLive: Integer;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
var
TConfiguration_ServerUdpProtocolResponseTimeout: Integer;
TConfiguration_ServerTcpProtocolResponseTimeout: Integer;
TConfiguration_ServerTcpProtocolInternalTimeout: Integer;
TConfiguration_ServerSocks5ProtocolProxyFirstByteTimeout: Integer;
TConfiguration_ServerSocks5ProtocolProxyOtherBytesTimeout: Integer;
TConfiguration_ServerSocks5ProtocolProxyRemoteConnectTimeout: Integer;
TConfiguration_ServerSocks5ProtocolProxyRemoteResponseTimeout: Integer;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
var
TConfiguration_HitLogFileName: String;
TConfiguration_HitLogFileWhat: String;
TConfiguration_HitLogFullDump: Boolean;
TConfiguration_HitLogMaxPendingHits: Integer;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
var
TConfiguration_AllowedAddresses: TStringList;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class procedure TConfiguration.Initialize;
var
i: Integer;
begin
TConfiguration_ConfigurationFileName := Self.MakeAbsolutePath('AcrylicConfiguration.ini');
TConfiguration_AddressCacheFileName := Self.MakeAbsolutePath('AcrylicCache.dat');
TConfiguration_HostsCacheFileName := Self.MakeAbsolutePath('AcrylicHosts.txt');
TConfiguration_DebugLogFileName := Self.MakeAbsolutePath('AcrylicDebug.txt');
for i := 0 to (MAX_NUM_DNS_SERVERS - 1) do begin
TConfiguration_DnsServerConfiguration[i].IsEnabled := False;
TConfiguration_DnsServerConfiguration[i].DomainNameAffinityMask := nil;
TConfiguration_DnsServerConfiguration[i].QueryTypeAffinityMask := nil;
TConfiguration_DnsServerConfiguration[i].Address.IPv4Address := LOCALHOST_IPV4_ADDRESS;
TConfiguration_DnsServerConfiguration[i].Address.IsIPv6Address := False;
TConfiguration_DnsServerConfiguration[i].Port := 53;
TConfiguration_DnsServerConfiguration[i].Protocol := UdpProtocol;
TConfiguration_DnsServerConfiguration[i].Socks5ProtocolProxyAddress.IsIPv6Address := False;
TConfiguration_DnsServerConfiguration[i].Socks5ProtocolProxyAddress.IPv4Address := LOCALHOST_IPV4_ADDRESS;
TConfiguration_DnsServerConfiguration[i].Socks5ProtocolProxyPort := 9150;
TConfiguration_DnsServerConfiguration[i].DnsOverHttpsProtocolConnectionType := SystemDnsOverHttpsProtocolConnectionType;
TConfiguration_DnsServerConfiguration[i].DnsOverHttpsProtocolReuseConnections := True;
TConfiguration_DnsServerConfiguration[i].DnsOverHttpsProtocolUseWinHttp := True;
TConfiguration_DnsServerConfiguration[i].IgnoreFailureResponsesFromServer := False;
TConfiguration_DnsServerConfiguration[i].IgnoreNegativeResponsesFromServer := False;
end;
TConfiguration_SinkholeIPv6Lookups := False;
TConfiguration_ForwardPrivateReverseLookups := False;
TConfiguration_AddressCacheFailureTime := 0;
TConfiguration_AddressCacheNegativeTime := 10;
TConfiguration_AddressCacheScavengingTime := 2880;
TConfiguration_AddressCacheSilentUpdateTime := 1440;
TConfiguration_AddressCachePeriodicPruningTime := 240;
TConfiguration_AddressCacheDomainNameAffinityMask := nil;
TConfiguration_AddressCacheQueryTypeAffinityMask := nil;
TConfiguration_AddressCacheInMemoryOnly := False;
TConfiguration_AddressCacheDisabled := False;
TConfiguration_IsLocalIPv4BindingEnabled := False;
TConfiguration_LocalIPv4BindingAddress := ANY_IPV4_ADDRESS;
TConfiguration_LocalIPv4BindingPort := 53;
TConfiguration_IsLocalIPv6BindingEnabled := False;
TConfiguration_IsLocalIPv6BindingEnabledOnWindowsVersionsPriorToWindowsVistaOrWindowsServer2008 := False;
TConfiguration_LocalIPv6BindingAddress := ANY_IPV6_ADDRESS;
TConfiguration_LocalIPv6BindingPort := 53;
TConfiguration_GeneratedDnsResponseTimeToLive := 60;
TConfiguration_ServerUdpProtocolResponseTimeout := 4999;
TConfiguration_ServerTcpProtocolResponseTimeout := 4999;
TConfiguration_ServerTcpProtocolInternalTimeout := 2477;
TConfiguration_ServerSocks5ProtocolProxyFirstByteTimeout := 2477;
TConfiguration_ServerSocks5ProtocolProxyOtherBytesTimeout := 2477;
TConfiguration_ServerSocks5ProtocolProxyRemoteConnectTimeout := 2477;
TConfiguration_ServerSocks5ProtocolProxyRemoteResponseTimeout := 4999;
TConfiguration_HitLogFileName := '';
TConfiguration_HitLogFileWhat := '';
TConfiguration_HitLogFullDump := False;
TConfiguration_HitLogMaxPendingHits := 256;
TConfiguration_AllowedAddresses := nil;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.MakeAbsolutePath(const Path: String): String;
begin
if (Pos('\', Path) > 0) then Result := Path else Result := ExtractFilePath(ParamStr(0)) + Path;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetConfigurationFileName: String;
begin
Result := TConfiguration_ConfigurationFileName;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetAddressCacheFileName: String;
begin
Result := TConfiguration_AddressCacheFileName;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetHostsCacheFileName: String;
begin
Result := TConfiguration_HostsCacheFileName;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetDebugLogFileName: String;
begin
Result := TConfiguration_DebugLogFileName;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetDnsServerConfiguration(Index: Integer): TDnsServerConfiguration;
begin
Result := TConfiguration_DnsServerConfiguration[Index];
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetSinkholeIPv6Lookups: Boolean;
begin
Result := TConfiguration_SinkholeIPv6Lookups;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetForwardPrivateReverseLookups: Boolean;
begin
Result := TConfiguration_ForwardPrivateReverseLookups;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetAddressCacheFailureTime: Integer;
begin
Result := TConfiguration_AddressCacheFailureTime;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetAddressCacheNegativeTime: Integer;
begin
Result := TConfiguration_AddressCacheNegativeTime;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetAddressCacheScavengingTime: Integer;
begin
Result := TConfiguration_AddressCacheScavengingTime;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetAddressCacheSilentUpdateTime: Integer;
begin
Result := TConfiguration_AddressCacheSilentUpdateTime;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetAddressCachePeriodicPruningTime: Integer;
begin
Result := TConfiguration_AddressCachePeriodicPruningTime;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetAddressCacheDomainNameAffinityMask: TStringList;
begin
Result := TConfiguration_AddressCacheDomainNameAffinityMask;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetAddressCacheQueryTypeAffinityMask: TList;
begin
Result := TConfiguration_AddressCacheQueryTypeAffinityMask;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetAddressCacheInMemoryOnly: Boolean;
begin
Result := TConfiguration_AddressCacheInMemoryOnly;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetAddressCacheDisabled: Boolean;
begin
Result := TConfiguration_AddressCacheDisabled;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.IsLocalIPv4BindingEnabled: Boolean;
begin
Result := TConfiguration_IsLocalIPv4BindingEnabled;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetLocalIPv4BindingAddress: TIPv4Address;
begin
Result := TConfiguration_LocalIPv4BindingAddress;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetLocalIPv4BindingPort: Word;
begin
Result := TConfiguration_LocalIPv4BindingPort;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.IsLocalIPv6BindingEnabled: Boolean;
begin
Result := TConfiguration_IsLocalIPv6BindingEnabled;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetLocalIPv6BindingAddress: TIPv6Address;
begin
Result := TConfiguration_LocalIPv6BindingAddress;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetLocalIPv6BindingPort: Word;
begin
Result := TConfiguration_LocalIPv6BindingPort;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetGeneratedDnsResponseTimeToLive: Integer;
begin
Result := TConfiguration_GeneratedDnsResponseTimeToLive;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetServerUdpProtocolResponseTimeout: Integer;
begin
Result := TConfiguration_ServerUdpProtocolResponseTimeout;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetServerTcpProtocolResponseTimeout: Integer;
begin
Result := TConfiguration_ServerTcpProtocolResponseTimeout;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetServerTcpProtocolInternalTimeout: Integer;
begin
Result := TConfiguration_ServerTcpProtocolInternalTimeout;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetServerSocks5ProtocolProxyFirstByteTimeout: Integer;
begin
Result := TConfiguration_ServerSocks5ProtocolProxyFirstByteTimeout;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetServerSocks5ProtocolProxyOtherBytesTimeout: Integer;
begin
Result := TConfiguration_ServerSocks5ProtocolProxyOtherBytesTimeout;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetServerSocks5ProtocolProxyRemoteConnectTimeout: Integer;
begin
Result := TConfiguration_ServerSocks5ProtocolProxyRemoteConnectTimeout;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.GetServerSocks5ProtocolProxyRemoteResponseTimeout: Integer;
begin
Result := TConfiguration_ServerSocks5ProtocolProxyRemoteResponseTimeout;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.IsDomainNameAffinityMatch(const DomainName: String; DomainNameAffinityMask: TStringList): Boolean;
var
i: Integer; S: String;
begin
if (DomainNameAffinityMask <> nil) then begin
for i := 0 to (DomainNameAffinityMask.Count - 1) do begin
S := DomainNameAffinityMask[i];
if (S[1] = '^') then begin
if TPatternMatching.Match(PChar(DomainName), PChar(Copy(S, 2, Length(S) - 1))) then begin Result := False; Exit; end;
end else begin
if TPatternMatching.Match(PChar(DomainName), PChar(S)) then begin Result := True; Exit; end;
end;
end;
Result := False;
end else begin
Result := True;
end;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.IsQueryTypeAffinityMatch(QueryType: Word; QueryTypeAffinityMask: TList): Boolean;
begin
Result := (QueryTypeAffinityMask = nil) or (QueryTypeAffinityMask.IndexOf(Pointer(QueryType)) > -1);
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class function TConfiguration.IsAllowedAddress(const Value: String): Boolean;
var
i: Integer; S: String;
begin
Result := False;
if (TConfiguration_AllowedAddresses <> nil) then begin
for i := 0 to (TConfiguration_AllowedAddresses.Count - 1) do begin
S := TConfiguration_AllowedAddresses.Strings[i];
if TPatternMatching.Match(PChar(Value), PChar(S)) then begin Result := True; Exit; end;
end;
end;
end;
// --------------------------------------------------------------------------
//
// --------------------------------------------------------------------------
class procedure TConfiguration.LoadFromFile(const FileName: String);
var
IniFile: TMemIniFile; StringList: TStringList; DnsServerIndex: Integer; DnsServerAddress: TDualIPAddress; i: Integer; S: String; W: Word;
begin
if TTracer.IsEnabled then TTracer.Trace(TracePriorityInfo, 'TConfiguration.LoadFromFile: Loading configuration file...');
IniFile := TMemIniFile.Create(FileName); try
if TTracer.IsEnabled then begin
StringList := TStringList.Create;
IniFile.ReadSectionValues('GlobalSection', StringList); if (StringList.Count > 0) then begin
for i := 0 to (StringList.Count - 1) do begin
if (StringList[i] <> '') then begin
TTracer.Trace(TracePriorityInfo, 'TConfiguration.LoadFromFile: [GlobalSection] ' + StringList[i]);
end;
end;
end;
StringList.Free;
StringList := TStringList.Create;
IniFile.ReadSectionValues('AllowedAddressesSection', StringList); if (StringList.Count > 0) then begin
for i := 0 to (StringList.Count - 1) do begin
if (StringList[i] <> '') then begin
TTracer.Trace(TracePriorityInfo, 'TConfiguration.LoadFromFile: [AllowedAddressesSection] ' + StringList[i]);
end;
end;
end;
StringList.Free;
end;
for DnsServerIndex := 0 to (MAX_NUM_DNS_SERVERS - 1) do begin
TConfiguration_DnsServerConfiguration[DnsServerIndex].IsEnabled := False;
S := IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerAddress', ''); if (S <> '') then begin
DnsServerAddress := TDualIPAddressUtility.Parse(S);
TConfiguration_DnsServerConfiguration[DnsServerIndex].Address := DnsServerAddress;
S := IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerPort', ''); if (S <> '') then begin
TConfiguration_DnsServerConfiguration[DnsServerIndex].Port := StrToInt(S);
S := IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerProtocol', ''); if (S <> '') then begin
TConfiguration_DnsServerConfiguration[DnsServerIndex].Protocol := TDnsProtocolUtility.ParseDnsProtocol(S);
TConfiguration_DnsServerConfiguration[DnsServerIndex].IsEnabled := True;
if (TConfiguration_DnsServerConfiguration[DnsServerIndex].Protocol = Socks5Protocol) then begin
S := IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerSocks5ProtocolProxyAddress', ''); if (S <> '') then begin
TConfiguration_DnsServerConfiguration[DnsServerIndex].Socks5ProtocolProxyAddress := TDualIPAddressUtility.Parse(S);
S := IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerSocks5ProtocolProxyPort', ''); if (S <> '') then begin
TConfiguration_DnsServerConfiguration[DnsServerIndex].Socks5ProtocolProxyPort := StrToInt(S);
end;
end else begin
S := IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerProxyAddress', ''); if (S <> '') then begin
TConfiguration_DnsServerConfiguration[DnsServerIndex].Socks5ProtocolProxyAddress := TDualIPAddressUtility.Parse(S);
S := IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerProxyPort', ''); if (S <> '') then begin
TConfiguration_DnsServerConfiguration[DnsServerIndex].Socks5ProtocolProxyPort := StrToInt(S);
end;
end;
end;
end else if (TConfiguration_DnsServerConfiguration[DnsServerIndex].Protocol = DnsOverHttpsProtocol) then begin
S := IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerDoHProtocolHost', ''); if (S <> '') then begin
TConfiguration_DnsServerConfiguration[DnsServerIndex].DnsOverHttpsProtocolHost := S;
end;
S := IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerDoHProtocolPath', ''); if (S <> '') then begin
TConfiguration_DnsServerConfiguration[DnsServerIndex].DnsOverHttpsProtocolPath := S;
end;
S := IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerDoHProtocolConnectionType', ''); if (S <> '') then begin
TConfiguration_DnsServerConfiguration[DnsServerIndex].DnsOverHttpsProtocolConnectionType := TDnsProtocolUtility.ParseDnsOverHttpsProtocolConnectionType(S);
end;
TConfiguration_DnsServerConfiguration[DnsServerIndex].DnsOverHttpsProtocolReuseConnections := CommonUtils.StringToBoolean(IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerDoHProtocolReuseConnections', 'YES'));
TConfiguration_DnsServerConfiguration[DnsServerIndex].DnsOverHttpsProtocolUseWinHttp := CommonUtils.StringToBoolean(IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerDoHProtocolUseWinHttp', 'YES'));
if DnsServerAddress.IsIPv6Address then TDnsOverHttpsCache.AddIPv6Item(TConfiguration_DnsServerConfiguration[DnsServerIndex].DnsOverHttpsProtocolHost, DnsServerAddress.IPv6Address) else TDnsOverHttpsCache.AddIPv4Item(TConfiguration_DnsServerConfiguration[DnsServerIndex].DnsOverHttpsProtocolHost, DnsServerAddress.IPv4Address);
end;
S := IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerDomainNameAffinityMask', ''); if (S <> '') then begin
StringList := TStringList.Create; StringList.Delimiter := ';'; StringList.DelimitedText := S;
if (StringList.Count > 0) then begin
for i := 0 to (StringList.Count - 1) do begin
if (StringList[i] <> '') then begin
if (TConfiguration_DnsServerConfiguration[DnsServerIndex].DomainNameAffinityMask = nil) then TConfiguration_DnsServerConfiguration[DnsServerIndex].DomainNameAffinityMask := TStringList.Create; TConfiguration_DnsServerConfiguration[DnsServerIndex].DomainNameAffinityMask.Add(StringList[i]);
end;
end;
end;
StringList.Free;
end;
S := IniFile.ReadString('GlobalSection', DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'ServerQueryTypeAffinityMask', ''); if (S <> '') then begin
StringList := TStringList.Create; StringList.Delimiter := ';'; StringList.DelimitedText := S;
if (StringList.Count > 0) then begin
for i := 0 to (StringList.Count - 1) do begin
if (StringList[i] <> '') then begin
W := TDnsProtocolUtility.ParseDnsQueryType(StringList[i]); if (W > 0) then begin
if (TConfiguration_DnsServerConfiguration[DnsServerIndex].QueryTypeAffinityMask = nil) then TConfiguration_DnsServerConfiguration[DnsServerIndex].QueryTypeAffinityMask := TList.Create; TConfiguration_DnsServerConfiguration[DnsServerIndex].QueryTypeAffinityMask.Add(Pointer(W));
end;
end;
end;
end;
StringList.Free;
end;
TConfiguration_DnsServerConfiguration[DnsServerIndex].IgnoreFailureResponsesFromServer := CommonUtils.StringToBoolean(IniFile.ReadString('GlobalSection', 'IgnoreFailureResponsesFrom' + DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'Server', ''));
TConfiguration_DnsServerConfiguration[DnsServerIndex].IgnoreNegativeResponsesFromServer := CommonUtils.StringToBoolean(IniFile.ReadString('GlobalSection', 'IgnoreNegativeResponsesFrom' + DNS_SERVER_INDEX_DESCRIPTION[DnsServerIndex] + 'Server', ''));
end;
end;
end;
end;
TConfiguration_SinkholeIPv6Lookups := CommonUtils.StringToBoolean(IniFile.ReadString('GlobalSection', 'SinkholeIPv6Lookups', ''));
TConfiguration_ForwardPrivateReverseLookups := CommonUtils.StringToBoolean(IniFile.ReadString('GlobalSection', 'ForwardPrivateReverseLookups', ''));
TConfiguration_AddressCacheFailureTime := IniFile.ReadInteger('GlobalSection', 'AddressCacheFailureTime', TConfiguration_AddressCacheFailureTime);
TConfiguration_AddressCacheNegativeTime := IniFile.ReadInteger('GlobalSection', 'AddressCacheNegativeTime', TConfiguration_AddressCacheNegativeTime);
TConfiguration_AddressCacheScavengingTime := IniFile.ReadInteger('GlobalSection', 'AddressCacheScavengingTime', TConfiguration_AddressCacheScavengingTime);
TConfiguration_AddressCacheSilentUpdateTime := IniFile.ReadInteger('GlobalSection', 'AddressCacheSilentUpdateTime', TConfiguration_AddressCacheSilentUpdateTime);
TConfiguration_AddressCachePeriodicPruningTime := IniFile.ReadInteger('GlobalSection', 'AddressCachePeriodicPruningTime', TConfiguration_AddressCachePeriodicPruningTime);
S := IniFile.ReadString('GlobalSection', 'AddressCacheDomainNameAffinityMask', ''); if (S <> '') then begin
StringList := TStringList.Create; StringList.Delimiter := ';'; StringList.DelimitedText := S;
if (StringList.Count > 0) then begin
for i := 0 to (StringList.Count - 1) do begin
if (StringList[i] <> '') then begin
if (TConfiguration_AddressCacheDomainNameAffinityMask = nil) then TConfiguration_AddressCacheDomainNameAffinityMask := TStringList.Create; TConfiguration_AddressCacheDomainNameAffinityMask.Add(StringList[i]);
end;
end;
end;
StringList.Free;
end;
S := IniFile.ReadString('GlobalSection', 'AddressCacheQueryTypeAffinityMask', ''); if (S <> '') then begin
StringList := TStringList.Create; StringList.Delimiter := ';'; StringList.DelimitedText := S;
if (StringList.Count > 0) then begin
for i := 0 to (StringList.Count - 1) do begin
if (StringList[i] <> '') then begin
W := TDnsProtocolUtility.ParseDnsQueryType(StringList[i]); if (W > 0) then begin
if (TConfiguration_AddressCacheQueryTypeAffinityMask = nil) then TConfiguration_AddressCacheQueryTypeAffinityMask := TList.Create; TConfiguration_AddressCacheQueryTypeAffinityMask.Add(Pointer(W));
end;
end;
end;
end;
StringList.Free;
end;
TConfiguration_AddressCacheInMemoryOnly := CommonUtils.StringToBoolean(IniFile.ReadString('GlobalSection', 'AddressCacheInMemoryOnly', ''));
TConfiguration_AddressCacheDisabled := CommonUtils.StringToBoolean(IniFile.ReadString('GlobalSection', 'AddressCacheDisabled', ''));
S := IniFile.ReadString('GlobalSection', 'LocalIPv4BindingAddress', ''); if (S <> '') then begin
TConfiguration_IsLocalIPv4BindingEnabled := True;
TConfiguration_LocalIPv4BindingAddress := TIPv4AddressUtility.Parse(S);
TConfiguration_LocalIPv4BindingPort := StrToIntDef(IniFile.ReadString('GlobalSection', 'LocalIPv4BindingPort', IntToStr(TConfiguration_LocalIPv4BindingPort)), TConfiguration_LocalIPv4BindingPort);
end;
S := IniFile.ReadString('GlobalSection', 'LocalIPv6BindingAddress', ''); if (S <> '') then begin
TConfiguration_IsLocalIPv6BindingEnabledOnWindowsVersionsPriorToWindowsVistaOrWindowsServer2008 := CommonUtils.StringToBoolean(IniFile.ReadString('GlobalSection', 'LocalIPv6BindingEnabledOnWindowsVersionsPriorToWindowsVistaOrWindowsServer2008', ''));
if TEnvironment.IsWindowsVistaOrWindowsServer2008OrHigher or TConfiguration_IsLocalIPv6BindingEnabledOnWindowsVersionsPriorToWindowsVistaOrWindowsServer2008 then begin
TConfiguration_IsLocalIPv6BindingEnabled := True;
TConfiguration_LocalIPv6BindingAddress := TIPv6AddressUtility.Parse(S);