protected override object Invoke(MethodInfo targetMethod, object[] args)
{
ClientActionHanler handler = Cluster.GetHandler((MethodInfo)targetMethod);
var rinfo = handler.GetRequestInfo(args);
if (handler.NodeAgent == null || handler.NodeAgent.Version != Cluster.Version)
{
handler.NodeAgent = Cluster.GetAgent(rinfo.Url);
}
HttpHost host = handler.NodeAgent.Node.GetClient();
if (host == null)
{
Exception error = new HttpClientException(null, null, $"request {rinfo.Url} no http nodes are available");
if (handler.Async)
{
//Type gtype = typeof(AnyCompletionSource<>);
//Type type = gtype.MakeGenericType(handler.ReturnType);
IAnyCompletionSource source = CompletionSourceFactory.Create(handler.ReturnType, Cluster.TimeOut); //(IAnyCompletionSource)Activator.CreateInstance(type);
source.Error(error);
return(source.GetTask());
}
else
{
throw error;
}
}
if (!handler.Async)
{
throw new Exception($"{rinfo.Method} method is not supported and the return value must be task!");
}
else
{
var request = rinfo.GetRequest(host);
foreach (var item in Header)
{
request.Header[item.Key] = item.Value;
}
var task = request.Execute();
IAnyCompletionSource source = CompletionSourceFactory.Create(handler.ReturnType, Cluster.TimeOut);
source.Wait <Response>(task, (c, t) =>
{
if (t.Result.Exception != null)
{
c.Error(t.Result.Exception);
}
else
{
c.Success(t.Result.Body);
}
});
return(source.GetTask());
}
}
private async void OnExecute()
{
HttpClientHandler client = null;
Response response;
bool closeClient = false;
try
{
object result = null;
requestResult = new TaskCompletionSource <object>();
client = await HttpHost.Pool.Pop();
Client = client.Client;
AsyncTcpClient asyncClient = (AsyncTcpClient)client.Client;
asyncClient.ClientError = onEventClientError;
asyncClient.PacketReceive = OnEventClientPacketCompleted;
GetConnection?.Invoke(asyncClient);
#if NETCOREAPP2_1
using (CodeTrackFactory.Track(Url, CodeTrackLevel.Function, mRequestTrack?.Activity?.Id, "HTTPClient", "Protocol", "Write"))
{
asyncClient.Send(this);
Status = RequestStatus.SendCompleted;
}
#else
asyncClient.Send(this);
Status = RequestStatus.SendCompleted;
#endif
#if NETCOREAPP2_1
using (CodeTrackFactory.Track(Url, CodeTrackLevel.Function, mRequestTrack?.Activity?.Id, "HTTPClient", "Protocol", "Read"))
{
var a = requestResult.Task;
result = await a;
}
#else
var a = requestResult.Task;
result = await a;
#endif
if (result is Exception error)
{
response = new Response();
response.Exception = new HttpClientException(this, HttpHost.Uri, error.Message, error);
Status = RequestStatus.Error;
closeClient = true;
}
else
{
response = (Response)result;
Status = RequestStatus.Received;
}
if (response.Exception == null)
{
int code = int.Parse(response.Code);
if (response.Length > 0)
{
try
{
if (code >= 200 && code < 300)
{
response.Body = this.Formater.Deserialization(response, response.Stream, this.BodyType, response.Length);
}
else
{
response.Body = response.Stream.ReadString(response.Length);
}
}
finally
{
response.Stream.ReadFree(response.Length);
if (response.Chunked)
{
response.Stream.Dispose();
}
response.Stream = null;
}
}
if (!response.KeepAlive)
{
client.Client.DisConnect();
}
if (code >= 400)
{
response.Exception = new HttpClientException(this, HttpHost.Uri, $"{Url}({response.Code}) [{response.Body}]");
response.Exception.Code = code;
}
Status = RequestStatus.Completed;
}
}
catch (Exception e_)
{
HttpClientException clientException = new HttpClientException(this, HttpHost.Uri, e_.Message, e_);
response = new Response {
Exception = clientException
};
Status = RequestStatus.Error;
closeClient = true;
}
if (response.Exception != null)
{
HttpHost.AddError(response.Exception.SocketError);
}
else
{
HttpHost.AddSuccess();
}
Response.Current = response;
this.Response = response;
if (client != null)
{
if (client.Client is AsyncTcpClient asclient)
{
asclient.ClientError = null;
asclient.PacketReceive = null;
}
if (closeClient)
{
await DisConnect(client.Client);
}
HttpHost.Pool.Push(client);
client = null;
}
await Task.Run(() => mTaskCompletionSource.Success(response));
}
private async void OnExecute()
{
HttpClient client = null;
Response response;
try
{
client = HttpHost.Pool.Pop();
client.RequestCommpletionSource = mTaskCompletionSource;
Client = client.Client;
if (client.Client is AsyncTcpClient)
{
AsyncTcpClient asyncClient = (AsyncTcpClient)client.Client;
GetConnection?.Invoke(asyncClient);
var a = asyncClient.ReceiveMessage();
if (!a.IsCompleted)
{
asyncClient.Send(this);
Status = RequestStatus.SendCompleted;
}
var result = await a;
if (result is Exception error)
{
response = new Response();
response.Exception = new HttpClientException(this, HttpHost.Uri, error.Message, error);
Status = RequestStatus.Error;
}
else
{
response = (Response)result;
Status = RequestStatus.Received;
}
}
else
{
TcpClient syncClient = (TcpClient)client.Client;
syncClient.SendMessage(this);
Status = RequestStatus.SendCompleted;
response = syncClient.ReceiveMessage <Response>();
Status = RequestStatus.Received;
}
if (response.Exception == null)
{
int code = int.Parse(response.Code);
if (response.Length > 0)
{
try
{
if (code == 200)
{
response.Body = this.Formater.Deserialization(response, response.Stream, this.BodyType, response.Length);
}
else
{
response.Body = response.Stream.ReadString(response.Length);
}
}
finally
{
response.Stream.ReadFree(response.Length);
if (response.Chunked)
{
response.Stream.Dispose();
}
response.Stream = null;
}
}
if (!response.KeepAlive)
{
client.Client.DisConnect();
}
if (code != 200)
{
response.Exception = new HttpClientException(this, HttpHost.Uri, $"{Url}({response.Code}) [{response.Body}]");
response.Exception.Code = code;
}
Status = RequestStatus.Completed;
}
}
catch (Exception e_)
{
HttpClientException clientException = new HttpClientException(this, HttpHost.Uri, e_.Message, e_);
response = new Response {
Exception = clientException
};
Status = RequestStatus.Error;
}
if (response.Exception != null)
{
HttpHost.AddError(response.Exception.SocketError);
}
else
{
HttpHost.AddSuccess();
}
Response.Current = response;
this.Response = response;
if (client != null)
{
HttpHost.Pool.Push(client);
}
Task.Run(() => mTaskCompletionSource.Success(response));
}