protected override async Task OnClientDataReceived(IPeerProxy client, byte[] data)
{
Stream stream = new MemoryStream(data);
PeerPacketHeader packetHeader = stream.DeserializePeerPacketHeader();
switch ((PacketType)packetHeader.Type)
{
case PacketType.System:
{
HandleSystemPacket(client, stream);
}
break;
case PacketType.Post:
{
HandlePostPacket(client, stream);
}
break;
case PacketType.Vote:
{
HandleVotePacket(stream);
}
break;
}
}
public Task WriteTo <T>(IPeerProxy peer, T data)
{
if (!ConnectedPeersProxy.Contains(peer))
{
throw new ArgumentException($"Unknown peerClient: {peer}");
}
RawPacket rawPacket = new RawPacket();
rawPacket.Payload = PreparePeerData(peer, data);
rawPacket.MAC = Hasher.ComputeHash(rawPacket.Payload);
byte[] serializedPacket = rawPacket.SerializeToBuffer();
return(peer.SendAsync(serializedPacket));
}
protected override async Task OnClientDataReceived(IPeerProxy client, byte[] data, int bytesRead)
{
PeerPacketHeader packetHeader = data.DeserializePeerPacketHeader();
switch ((MessageType)packetHeader.Type)
{
case MessageType.SYSTEM:
{
}
break;
case MessageType.MSG:
{
}
break;
case MessageType.VOTE:
{
PeerPacket <Vote> votePacket = data.DeserializePeerPacket <Vote>();
Vote vote = votePacket.Payload;
switch (vote.Ogranization)
{
case OrganizationType.Union:
break;
case OrganizationType.Company:
break;
case OrganizationType.Village:
break;
case OrganizationType.City:
break;
case OrganizationType.Government:
break;
case OrganizationType.Country:
break;
case OrganizationType.Anonymous:
break;
default:
throw new ArgumentOutOfRangeException();
}
}
break;
}
}
protected override byte[] PreparePeerData <T>(IPeerProxy peer, T data)
{
byte[] result = null;
var packetTypeAttribute = (PacketTypeAttribute)data.GetType()
.GetCustomAttributes(typeof(PacketTypeAttribute), true)
.FirstOrDefault();
if (packetTypeAttribute != null)
{
PeerPacket <T> votePacket = new PeerPacket <T>();
votePacket.Header.Type = (ulong)packetTypeAttribute.PacketType;
votePacket.Header.FromPoint = PeerId;
votePacket.Header.ToPoint = peer.PeerId;
votePacket.Payload = data;
result = votePacket.SerializePeerPacket();
}
return(result);
}
private void HandleSystemPacket(IPeerProxy client, Stream data)
{
PeerPacket <Networking.Messages.System> systemPacket = data.DeserializePeerPacket <Networking.Messages.System>();
Networking.Messages.System systemInfo = systemPacket.Payload;
SystemType systemEvent = systemInfo.SystemEvent;
switch (systemEvent)
{
case SystemType.CREATE_NEW_BLOCK:
break;
case SystemType.FIND_BLOCK:
break;
case SystemType.READ_BLOCK:
break;
}
}
protected async Task OnDataReceived(IPeerProxy peer, byte[] data)
{
var readMessage = ReadPeersProxy[peer];
readMessage.AddRange(new List <byte>(data));
try
{
RawPacket rawPacket = readMessage.DeserializeRawPacket();
if (IsMacEquals(Hasher.ComputeHash(rawPacket.Payload), rawPacket.MAC))
{
Console.WriteLine("RawPacket is valid. Let's process it ...");
await OnClientDataReceived(peer, rawPacket.Payload);
}
readMessage.Clear();
}
catch (SerializationException ex)
{
Console.WriteLine($"SerializationException ex: {ex}");
}
}
private void HandlePostPacket(IPeerProxy client, Stream data)
{
PeerPacket <Post> postPacket = data.DeserializePeerPacket <Post>();
_nextBlockToCreate.Add(PacketType.Post, postPacket.Payload);
}
// Used to retrieve a neighbor given the proxy.
// Maps the proxy from the incoming message's service context to a neighbor instance.
public IPeerNeighbor GetNeighborFromProxy(IPeerProxy proxy)
{
PeerNeighbor neighbor = null;
lock (ThisLock)
{
if (state == State.Opened)
{
// Find the neighbor containing the specified proxy.
foreach (PeerNeighbor nbr in this.neighborList)
{
if (nbr.Proxy == proxy)
{
neighbor = nbr;
break;
}
}
}
}
return neighbor;
}
// Open an accepting (incoming) neighbor. callbackInstance is where msgs meant for
// remote endpoint should be sent.
public void Open(IPeerProxy callbackInstance)
{
this.initiator = false;
this.Proxy = callbackInstance;
}
public IpcRequestMessageContext(IpcBufferMessage ipcBufferMessage, IPeerProxy peer)
{
IpcBufferMessage = ipcBufferMessage;
Peer = peer;
}