public void PingPong(CancellationToken cancellation = default(CancellationToken))
{
using (var listener = CreateListener().OfType <PongPayload>())
{
var ping = new PingPayload()
{
Nonce = RandomUtils.GetUInt64()
};
SendMessage(ping);
while (listener.ReceivePayload <PongPayload>(cancellation).Nonce != ping.Nonce)
{
}
}
}
/// <summary>
/// Emit a ping and wait the pong
/// </summary>
/// <param name="cancellation"></param>
/// <returns>Latency</returns>
public TimeSpan PingPong(CancellationToken cancellation = default(CancellationToken))
{
using (var listener = CreateListener().OfType <PongPayload>())
{
var ping = new PingPayload()
{
Nonce = RandomUtils.GetUInt64()
};
var before = DateTimeOffset.UtcNow;
SendMessageAsync(ping);
while (listener.ReceivePayload <PongPayload>(cancellation).Nonce != ping.Nonce)
{
}
var after = DateTimeOffset.UtcNow;
return(after - before);
}
}
public void CanRespondToPong()
{
using(var tester = new NodeServerTester())
{
var toS2 = tester.Node1;
toS2.VersionHandshake();
var ping = new PingPayload();
CancellationTokenSource cancel = new CancellationTokenSource();
cancel.CancelAfter(10000);
using(var list = toS2.CreateListener())
{
toS2.SendMessageAsync(ping);
while(true)
{
var pong = list.ReceivePayload<PongPayload>(cancel.Token);
if(ping.Nonce == pong.Nonce)
break;
}
}
}
}
void SetBloomFilter()
{
var node = AttachedNode;
if(node != null)
{
_RunningPing = null;
var filter = _Tracker.CreateBloomFilter(FalsePositiveRate);
_FilterState = SPV.FilterState.Unloaded;
node.SendMessageAsync(new FilterLoadPayload(filter));
_FilterState = SPV.FilterState.Loading;
var ping = new PingPayload()
{
Nonce = RandomUtils.GetUInt64()
};
_RunningPing = ping;
node.SendMessageAsync(ping);
}
}
public void CanRespondToPong()
{
using(var tester = new NodeServerTester())
{
var toS2 = tester.Server1.GetNodeByEndpoint(tester.Server2.ExternalEndpoint);
toS2.VersionHandshake();
var ping = new PingPayload();
toS2.SendMessage(ping);
var pong = toS2.RecieveMessage<PongPayload>(TimeSpan.FromSeconds(10.0));
Assert.Equal(ping.Nonce, pong.Nonce);
}
}
