public void MessageReceived(IExtensionProtocolMessageReceivedContext context)
{
var message = context.Message as MetadataMessage;
if (message == null)
{
throw new InvalidOperationException($"Expected a {nameof(MetadataMessage)} but received a {context.Message.GetType().Name}");
}
}
public void MessageReceived(IExtensionProtocolMessageReceivedContext context)
{
var message = context.Message as PeerExchangeMessage;
if (message == null)
{
throw new InvalidOperationException($"Expected a {nameof(PeerExchangeMessage)} but received a {context.Message.GetType().Name}");
}
Log.LogDebug($"{message.Added.Count} peers received from PEX message");
context.PeersAvailable(message.Added.Select(CreateTransportStream));
}
public void MessageReceived(IExtensionProtocolMessageReceivedContext context)
{
var message = context.Message as PeerExchangeMessage;
if (message == null)
{
throw new InvalidOperationException($"Expected a {nameof(PeerExchangeMessage)} but received a {context.Message.GetType().Name}");
}
_logger.LogDebug($"{message.Added.Count} peers received from PEX message");
context.PeersAvailable(message.Added.Select(CreateTransportStream));
var metadata = context.GetValue <PeerExchangeMetadata>(PeerExchangeMetadata.Key) ?? new PeerExchangeMetadata();
if (DateTime.UtcNow.Subtract(metadata.LastMessageDate) >= TimeSpan.FromMinutes(1))
{
var currentConnectedPeers = context.Peers.Select(p => p.Address);
var addedPeers = currentConnectedPeers.Where(p => !metadata.ConnectedPeersSnapshot.Contains(p));
var droppedPeers = metadata.ConnectedPeersSnapshot.Where(p => !currentConnectedPeers.Contains(p));
if (!droppedPeers.Any() && !addedPeers.Any())
{
return;
}
message = new PeerExchangeMessage
{
Added = ParseEndpoints(addedPeers),
Dropped = ParseEndpoints(droppedPeers),
};
context.SendMessage(message);
metadata.LastMessageDate = DateTime.UtcNow;
metadata.ConnectedPeersSnapshot = currentConnectedPeers;
context.SetValue(PeerExchangeMetadata.Key, metadata);
}
}
