internal void ProcessNewSessionKeyMessage(Node messageFrom, byte[] key)
{
string keyHash = FileFind.Common.SHA512Str(key);
// This lets us create a brand new session key
// if someone wants that for whatever reason.
if (messageFrom.SessionKeyDataHash != String.Empty && keyHash != messageFrom.SessionKeyDataHash)
{
Core.LoggingService.LogInfo("MessageProcessor: Re-keying with: {0}.", messageFrom.ToString());
messageFrom.ClearSessionKey();
}
if (messageFrom.FinishedKeyExchange == false)
{
Core.LoggingService.LogInfo("Received secure channel key from: {0}.", messageFrom.ToString());
messageFrom.SessionKeyDataHash = keyHash;
messageFrom.DecryptKeyExchange(key);
if (messageFrom.RemoteHasKey == true)
{
Core.LoggingService.LogInfo("Secure communication channel to {0} now avaliable.", messageFrom.ToString());
network.SendInfoToTrustedNode(messageFrom);
}
else
{
messageFrom.CreateNewSessionKey();
}
}
else
{
Core.LoggingService.LogWarning("Received secure communication key from: {0}, but key exchange was already finished!", messageFrom.ToString());
}
}
internal void ProcessNonCriticalErrorMessage(Node messageFrom, MeshworkError error)
{
if (error is NotTrustedError)
{
messageFrom.ClearSessionKey();
messageFrom.RemotelyUntrusted = true;
}
else if (error is FileTransferError)
{
string id = ((FileTransferError)error).TransferId;
foreach (IFileTransfer transfer in Core.FileTransferManager.Transfers)
{
if (transfer.Id == id)
{
((IFileTransferInternal)transfer).ErrorReceived(messageFrom, (FileTransferError)error);
break;
}
}
}
else
{
network.RaiseReceivedNonCriticalError(messageFrom, error);
}
}
internal void ProcessNonCriticalErrorMessage(Node messageFrom, MeshworkError error)
{
if (error is NotTrustedError) {
messageFrom.ClearSessionKey();
messageFrom.RemotelyUntrusted = true;
} else if (error is FileTransferError) {
string id = ((FileTransferError)error).TransferId;
foreach (IFileTransfer transfer in Core.FileTransferManager.Transfers) {
if (transfer.Id == id) {
((IFileTransferInternal)transfer).ErrorReceived(messageFrom, (FileTransferError)error);
break;
}
}
} else {
network.RaiseReceivedNonCriticalError (messageFrom, error);
}
}
internal void ProcessNewSessionKeyMessage(Node messageFrom, byte[] key)
{
string keyHash = FileFind.Common.SHA512Str(key);
// This lets us create a brand new session key
// if someone wants that for whatever reason.
if (messageFrom.SessionKeyDataHash != String.Empty && keyHash != messageFrom.SessionKeyDataHash) {
LoggingService.LogInfo("MessageProcessor: Re-keying with: {0}.", messageFrom.ToString());
messageFrom.ClearSessionKey();
}
if (messageFrom.FinishedKeyExchange == false) {
LoggingService.LogInfo("Received secure channel key from: {0}.", messageFrom.ToString());
messageFrom.SessionKeyDataHash = keyHash;
messageFrom.DecryptKeyExchange(key);
if (messageFrom.RemoteHasKey == true) {
LoggingService.LogInfo("Secure communication channel to {0} now avaliable.", messageFrom.ToString());
network.SendInfoToTrustedNode(messageFrom);
} else {
messageFrom.CreateNewSessionKey();
}
} else {
LoggingService.LogWarning("Received secure communication key from: {0}, but key exchange was already finished!", messageFrom.ToString());
}
}
