public override Result DecodeRequest()
{
var decodeRequest = base.DecodeRequest();
if (decodeRequest.Failure)
{
return(decodeRequest);
}
var nextReadIndex = 1;
var localIpLen = BitConverter.ToInt32(RequestBytes, nextReadIndex);
nextReadIndex += Constants.SizeOfInt32InBytes;
var localIp = Encoding.UTF8.GetString(RequestBytes, nextReadIndex, localIpLen);
nextReadIndex += localIpLen + Constants.SizeOfInt32InBytes;
PortNumber = BitConverter.ToInt32(RequestBytes, nextReadIndex);
nextReadIndex += Constants.SizeOfInt32InBytes + Constants.SizeOfInt32InBytes;
var platformBytes = BitConverter.ToInt32(RequestBytes, nextReadIndex).ToString();
Platform = (ServerPlatform)Enum.Parse(typeof(ServerPlatform), platformBytes);
nextReadIndex += Constants.SizeOfInt32InBytes;
var publicIpLen = BitConverter.ToInt32(RequestBytes, nextReadIndex);
nextReadIndex += Constants.SizeOfInt32InBytes;
var publicIp = Encoding.UTF8.GetString(RequestBytes, nextReadIndex, publicIpLen);
nextReadIndex += publicIpLen;
var transferFolderPathLen = BitConverter.ToInt32(RequestBytes, nextReadIndex);
nextReadIndex += Constants.SizeOfInt32InBytes;
TransferFolderPath = Encoding.UTF8.GetString(RequestBytes, nextReadIndex, transferFolderPathLen);
LocalIpAddress = IPAddress.None;
PublicIpAddress = IPAddress.None;
var parseLocalIp = NetworkUtilities.ParseSingleIPv4Address(localIp);
if (parseLocalIp.Success)
{
LocalIpAddress = parseLocalIp.Value;
}
var parsePublicIp = NetworkUtilities.ParseSingleIPv4Address(publicIp);
if (parsePublicIp.Success)
{
PublicIpAddress = parsePublicIp.Value;
}
return(Result.Ok());
}
public async Task <HostRecord> CreateHostRecordAsync(string HostName, string Ipv4Address, string HostMac = null)
{
// https://10.10.10.10/wapi/v2.9/record:host
//Validations (4)
// This area perform validations to the information provided to the function.
// Check#1 - Validate input to ensure that thereis a hostname and an Ipv4Address
if (String.IsNullOrEmpty(HostName) || string.IsNullOrEmpty(Ipv4Address))
{
return(default(HostRecord));
}
// Check#2 - Ensure that the host is not already in the DNS registry
var hostAlreadyExists = await GetHostRecordAsync(HostName);
if (hostAlreadyExists != null)
{
return(hostAlreadyExists); //record for that hostname already exists, return the existing record
}
// Check#3 - Validate the ipV4 address sent is a valid IP address
if ((NetworkUtilities.ParseSingleIPv4Address(Ipv4Address).Value.ToString()) != Ipv4Address)
{
throw new ArgumentException($"The value of {Ipv4Address} is invalid. Check your values and try again.");
}
// Check#4 - Validate the ipV4 address is in one of the managed Ip Subnets in the InfoBlox API
if (!IsIpv4AddressInSubnetsRange(Ipv4Address))
{
throw new ArgumentException($"The value of {Ipv4Address} is not within the range of the subnets managed by the InfoBlox Grid. Check your values and try again.");
}
//If everything is good so far... let's go ahead and make us a HostRecord!
//Add spices to the recipe
//Single line model construct. Pick your poison by uncommenting the chosen method. ;-)
//HostRecord newHost = new HostRecord() { Name = HostName, Ipv4Addresses = new Ipv4Address[] { new Ipv4Address() { Value = Ipv4Address } } };
//Multi-line model construct. Pick your poison by uncommenting the chosen method. ;-)
HostRecordPost newHost = new HostRecordPost();
newHost.Name = HostName;
newHost.Ipv4Addresses = new Ipv4AddressPost[] { new Ipv4AddressPost()
{
Value = Ipv4Address
} };
//return newHost.ToJson();
string apifunction = "record:host";
string apipath = $"{helperConfig.ApiRoute}/{helperConfig.ApiVersion}/{apifunction}";
string requestcontent = newHost.ToJson();
string content = await IBXCallApi(HttpMethod : HttpMethod.Post, ApiFunction : apifunction, ApiPath : apipath, RequestContent : requestcontent);
HostRecord createdHostRecord = await GetHostRecordAsync(HostName);
return(createdHostRecord);
}
public async Task <HostRecord> UpdateHostRecordAsync(string HostName, HostRecordPost changedRecord)
{
// https://10.10.10.10/wapi/v2.9/record:host
//Validations (4)
// This area perform validations to the information provided to the function.
// Check#1 - Validate input to ensure that thereis a hostname and Host object to update
if (String.IsNullOrEmpty(HostName) || (changedRecord is null))
{
return(default(HostRecord));
}
// Check#2 - Ensure that the host is already in the DNS registry
var hostAlreadyExists = await GetHostRecordAsync(HostName);
if (hostAlreadyExists is null)
{
throw new ArgumentException($"The hostname {HostName} is does not exist in the server or is invalid. Check your values and try again.");
}
// Check#3 - Validate the ipV4 address sent is a valid IP address
string ipv4AddressToValidate = changedRecord.Ipv4Addresses[0].Value;
if ((NetworkUtilities.ParseSingleIPv4Address(ipv4AddressToValidate).Value.ToString()) != ipv4AddressToValidate)
{
throw new ArgumentException($"The value of {ipv4AddressToValidate} is invalid. Check your values and try again.");
}
// Check#4 - Validate the ipV4 address is in one of the managed Ip Subnets in the InfoBlox API
if (!IsIpv4AddressInSubnetsRange(ipv4AddressToValidate))
{
throw new ArgumentException($"The value of {ipv4AddressToValidate} is not within the range of the subnets managed by the InfoBlox Grid. Check your values and try again.");
}
//If everything is good so far... let's go ahead and prepare the info for the HostRecord!
string apifunction = "record:host";
string refhost = hostAlreadyExists.BaseRef;
string apipath = $"{helperConfig.ApiRoute}/{helperConfig.ApiVersion}/{apifunction}/{refhost}";
string requestcontent = changedRecord.ToJson();
string content = await IBXCallApi(HttpMethod : HttpMethod.Put, ApiFunction : apifunction, ApiPath : apipath, RequestContent : requestcontent);
HostRecord createdHostRecord = await GetHostRecordAsync(changedRecord.Name);
return(createdHostRecord);
}
public async Task <HostRecord> GetHostRecordByIPAddressAsync(string Ipv4Address)
{
//https://10.10.10.10/wapi/v2.9/ipv4address?status=USED&ip_address=10.10.10.10
HostRecord createdHostRecord = new HostRecord();
if (!String.IsNullOrEmpty(Ipv4Address))
{
// Check#2 - Validate the ipV4 address sent is a valid IP address
if ((NetworkUtilities.ParseSingleIPv4Address(Ipv4Address).Value.ToString()) != Ipv4Address)
{
throw new ArgumentException($"The value of {Ipv4Address} is invalid. Check your values and try again.");
}
// Check#3 - Validate the ipV4 address is in one of the managed Ip Subnets in the InfoBlox API
if (!IsIpv4AddressInSubnetsRange(Ipv4Address))
{
throw new ArgumentException($"The value of {Ipv4Address} is not within the range of the subnets managed by the InfoBlox Grid. Check your values and try again.");
}
string apifunction = "ipv4address";
string apicommand = $"status=USED&ip_address={Ipv4Address}";
string apipath = $"{helperConfig.ApiRoute}/{helperConfig.ApiVersion}/{apifunction}";
string content = await IBXCallApi(HttpMethod : HttpMethod.Get, ApiFunction : apifunction, ApiPath : apipath, ApiCommand : apicommand);
var returnedSearchResults = IPSearchResults.FromJson(content);
if (returnedSearchResults.Count > 0)
{
string hostname = (from item in returnedSearchResults
select item.Names[0]).FirstOrDefault();
createdHostRecord = await GetHostRecordAsync(hostname);
}
}
return(createdHostRecord);
}
public static IPAddress GetIpAddressFromUser(AppState state, string prompt)
{
var ipAddress = IPAddress.None;
while (ipAddress.Equals(IPAddress.None))
{
DisplayLocalServerInfo(state);
Console.WriteLine(prompt);
var input = Console.ReadLine();
var parseIpResult = NetworkUtilities.ParseSingleIPv4Address(input);
if (parseIpResult.Failure)
{
var errorMessage = $"Unable tp parse IPv4 address from input string: {parseIpResult.Error}";
Console.WriteLine(errorMessage);
continue;
}
ipAddress = parseIpResult.Value;
}
return(ipAddress);
}
async Task <Result <Socket> > AcceptConnectionFromRemoteServerAsync(CancellationToken token)
{
Result <Socket> acceptConnection;
try
{
acceptConnection = await _listenSocket.AcceptTaskAsync(token).ConfigureAwait(false);
}
catch (TaskCanceledException ex)
{
ReportError(ex.GetReport());
return(Result.Fail <Socket>(ex.GetReport()));
}
catch (SocketException ex)
{
ReportError(ex.GetReport());
return(Result.Fail <Socket>(ex.GetReport()));
}
if (acceptConnection.Failure)
{
ReportError(acceptConnection.Error);
return(Result.Fail <Socket>(acceptConnection.Error));
}
var socket = acceptConnection.Value;
var remoteServerIpString = socket.RemoteEndPoint.ToString().Split(':')[0];
var remoteServerIpAddress = NetworkUtilities.ParseSingleIPv4Address(remoteServerIpString).Value;
EventOccurred?.Invoke(this, new ServerEvent
{
EventType = EventType.ConnectionAccepted,
RemoteServerIpAddress = remoteServerIpAddress
});
return(Result.Ok(socket));
}
public ServerInfo(string ipAddress, int portNumber) : this()
{
SessionIpAddress = NetworkUtilities.ParseSingleIPv4Address(ipAddress).Value;
PortNumber = portNumber;
}
int fileTransferRetryLimit, // 15, 16
long lockoutExpireTimeInTicks) ReadRequestBytes(byte[] requestBytes)
{
var remoteServerIpString = string.Empty;
var remoteServerLocalIpString = string.Empty;
var remoteServerPublicIpString = string.Empty;
var remoteServerPortNumber = 0;
var remoteServerPlatform = ServerPlatform.None;
var textMessage = string.Empty;
var fileInfoList = new FileInfoList();
var fileName = string.Empty;
long fileSizeInBytes = 0;
var localFolderPath = string.Empty;
var remoteFolderPath = string.Empty;
long fileTransferResponseCode = 0;
var remoteServerTransferId = 0;
var fileTransferRetryCounter = 0;
var fileTransferRetryLimit = 0;
long lockoutExpireTimeInTicks = 0;
switch (ReadRequestType(requestBytes))
{
case RequestType.None:
break;
case RequestType.ServerInfoResponse:
(remoteServerLocalIpString,
remoteServerPortNumber,
remoteServerPlatform,
remoteServerPublicIpString,
remoteFolderPath) = ReadServerInfoResponse(requestBytes);
break;
case RequestType.MessageRequest:
(remoteServerIpString,
remoteServerPortNumber,
textMessage) = ReadRequestWithStringValue(requestBytes);
break;
case RequestType.InboundFileTransferRequest:
(fileTransferResponseCode,
remoteServerTransferId,
fileTransferRetryCounter,
fileTransferRetryLimit,
fileName,
fileSizeInBytes,
remoteFolderPath,
localFolderPath,
remoteServerIpString,
remoteServerPortNumber) = ReadInboundFileTransferRequest(requestBytes);
break;
case RequestType.OutboundFileTransferRequest:
(remoteServerTransferId,
fileName,
localFolderPath,
remoteServerIpString,
remoteServerPortNumber,
remoteFolderPath) = ReadOutboundFileTransferRequest(requestBytes);
break;
case RequestType.FileListRequest:
(remoteServerIpString,
remoteServerPortNumber,
localFolderPath) = ReadRequestWithStringValue(requestBytes);
break;
case RequestType.FileListResponse:
(remoteServerIpString,
remoteServerPortNumber,
remoteFolderPath,
fileInfoList) = ReadFileListResponse(requestBytes);
break;
case RequestType.ServerInfoRequest:
case RequestType.RequestedFolderIsEmpty:
case RequestType.RequestedFolderDoesNotExist:
case RequestType.ShutdownServerCommand:
(remoteServerIpString,
remoteServerPortNumber) = ReadServerInfo(requestBytes);
break;
case RequestType.FileTransferAccepted:
case RequestType.FileTransferRejected:
case RequestType.FileTransferStalled:
case RequestType.FileTransferComplete:
case RequestType.RetryOutboundFileTransfer:
(remoteServerIpString,
remoteServerPortNumber,
fileTransferResponseCode,
remoteServerTransferId) = ReadFileTransferResponse(requestBytes);
break;
case RequestType.RequestedFileDoesNotExist:
long fileTransferIdInt64;
(remoteServerIpString,
remoteServerPortNumber,
fileTransferIdInt64,
_) = ReadFileTransferResponse(requestBytes);
remoteServerTransferId = Convert.ToInt32(fileTransferIdInt64);
break;
case RequestType.RetryLimitExceeded:
(remoteServerIpString,
remoteServerPortNumber,
remoteServerTransferId,
fileTransferRetryLimit,
lockoutExpireTimeInTicks) = ReadRetryLimitExceededRequest(requestBytes);
break;
default:
throw new ArgumentOutOfRangeException();
}
var remoteServerIpAddress = string.IsNullOrEmpty(remoteServerIpString)
? IPAddress.None
: NetworkUtilities.ParseSingleIPv4Address(remoteServerIpString).Value;
var remoteServerLocalIpAddress = string.IsNullOrEmpty(remoteServerLocalIpString)
? IPAddress.None
: NetworkUtilities.ParseSingleIPv4Address(remoteServerLocalIpString).Value;
var remoteServerPublicIpAddress = string.IsNullOrEmpty(remoteServerPublicIpString)
? IPAddress.None
: NetworkUtilities.ParseSingleIPv4Address(remoteServerPublicIpString).Value;
return(remoteServerIpAddress,
remoteServerLocalIpAddress,
remoteServerPublicIpAddress,
remoteServerPortNumber,
remoteServerPlatform,
textMessage,
fileInfoList,
fileName,
fileSizeInBytes,
localFolderPath,
remoteFolderPath,
fileTransferResponseCode,
remoteServerTransferId,
fileTransferRetryCounter,
fileTransferRetryLimit,
lockoutExpireTimeInTicks);
}