private async Task <ClusterMaintenanceConnection> ConnectToClientNodeAsync(TcpConnectionInfo tcpConnectionInfo, TimeSpan timeout)
{
TcpConnectionHeaderMessage.SupportedFeatures supportedFeatures;
TcpClient tcpClient;
string url;
(tcpClient, url) = await TcpUtils.ConnectSocketAsync(tcpConnectionInfo, timeout, _log);
var connection = await TcpUtils.WrapStreamWithSslAsync(tcpClient, tcpConnectionInfo, _parent._server.Server.Certificate.Certificate, _parent._server.Server.CipherSuitesPolicy, timeout);
using (_contextPool.AllocateOperationContext(out JsonOperationContext ctx))
await using (var writer = new AsyncBlittableJsonTextWriter(ctx, connection))
{
var parameters = new AsyncTcpNegotiateParameters
{
Database = null,
Operation = TcpConnectionHeaderMessage.OperationTypes.Heartbeats,
Version = TcpConnectionHeaderMessage.HeartbeatsTcpVersion,
ReadResponseAndGetVersionCallbackAsync = SupervisorReadResponseAndGetVersionAsync,
DestinationUrl = url,
DestinationNodeTag = ClusterTag
};
supportedFeatures = await TcpNegotiation.NegotiateProtocolVersionAsync(ctx, connection, parameters);
await WriteClusterMaintenanceConnectionHeaderAsync(writer);
}
return(new ClusterMaintenanceConnection
{
TcpClient = tcpClient,
Stream = connection,
SupportedFeatures = supportedFeatures
});
}
private async Task <TcpConnectionHeaderMessage.SupportedFeatures> NegotiateProtocolVersionAsyncForClusterSupervisor(string url, TcpConnectionInfo info, Stream stream, JsonOperationContext context, List <string> _)
{
var parameters = new AsyncTcpNegotiateParameters
{
Database = null,
Operation = TcpConnectionHeaderMessage.OperationTypes.Heartbeats,
Version = TcpConnectionHeaderMessage.HeartbeatsTcpVersion,
ReadResponseAndGetVersionCallbackAsync = SupervisorReadResponseAndGetVersionAsync,
DestinationUrl = url,
DestinationNodeTag = ClusterTag,
DestinationServerId = info.ServerId
};
return(await TcpNegotiation.NegotiateProtocolVersionAsync(context, stream, parameters));
}
