private async static void RpcDo(AChannel channel, Opcode opcode, byte[] messageBytes)
{
byte[] opcodeBuffer;
int id = BitConverter.ToInt32(messageBytes, 2);
byte[] idBuffer = BitConverter.GetBytes(id);
try
{
opcodeBuffer = BitConverter.GetBytes((ushort)Opcode.RpcResponse);
byte[] result = await World.Instance.GetComponent <MessageComponent>().RunAsync(opcode, messageBytes);
channel.SendAsync(new List <byte[]> {
opcodeBuffer, idBuffer, result
});
}
catch (Exception e)
{
opcodeBuffer = BitConverter.GetBytes((ushort)Opcode.RpcException);
BinaryFormatter formatter = new BinaryFormatter(null, new StreamingContext(StreamingContextStates.All));
using (MemoryStream stream = new MemoryStream())
{
formatter.Serialize(stream, e);
channel.SendAsync(new List <byte[]> {
opcodeBuffer, idBuffer, stream.ToArray()
});
}
}
}
/// <summary>
/// Rpc请求
/// </summary>
public Task <T> RpcCall <T, K>(string address, K request, int waitTime = 0)
{
AChannel channel = this.service.GetChannel(address);
++this.requestId;
byte[] requestBuffer = MongoHelper.ToBson(request);
Opcode opcode = EnumHelper.FromString <Opcode>(request.GetType().Name);
byte[] opcodeBuffer = BitConverter.GetBytes((ushort)opcode);
byte[] idBuffer = BitConverter.GetBytes(this.requestId);
channel.SendAsync(new List <byte[]> {
opcodeBuffer, idBuffer, requestBuffer
});
var tcs = new TaskCompletionSource <T>();
this.requestCallback[this.requestId] = (messageBytes, status) =>
{
switch (status)
{
case RpcResponseStatus.Timeout:
tcs.SetException(new Exception($"rpc timeout {opcode} {MongoHelper.ToJson(request)}"));
return;
case RpcResponseStatus.Exception:
BinaryFormatter formatter = new BinaryFormatter(null, new StreamingContext(StreamingContextStates.All));
Exception exception;
using (MemoryStream stream = new MemoryStream(messageBytes, 6, messageBytes.Length - 6))
{
exception = (Exception)formatter.Deserialize(stream);
}
tcs.SetException(exception);
return;
}
// RpcResponseStatus.Succee
T response = MongoHelper.FromBson <T>(messageBytes, 6);
tcs.SetResult(response);
};
if (waitTime > 0)
{
this.service.Timer.Add(TimeHelper.Now() + waitTime,
() => { this.RpcCallback(channel, this.requestId, null, RpcResponseStatus.Timeout); });
}
return(tcs.Task);
}