public NetworkPath ChooseDagNetworkPath(string targetServerName, string networkName, NetworkPath.ConnectionPurpose purpose)
{
DagNetConfig dagConfig;
DagNetRoute[] array = DagNetEnvironment.NetChooser.BuildRoutes(targetServerName, false, networkName, out dagConfig);
NetworkPath networkPath = null;
if (array != null)
{
foreach (DagNetRoute dagNetRoute in array)
{
networkPath = new NetworkPath(targetServerName, dagNetRoute.TargetIPAddr, dagNetRoute.TargetPort, dagNetRoute.SourceIPAddr);
networkPath.CrossSubnet = dagNetRoute.IsCrossSubnet;
networkPath.ApplyNetworkPolicy(dagConfig);
}
}
return(networkPath);
}
public TcpClientChannel OpenChannel(string targetServerName, ISimpleBufferPool socketStreamBufferPool, IPool <SocketStreamAsyncArgs> socketStreamAsyncArgPool, SocketStream.ISocketStreamPerfCounters perfCtrs, out NetworkPath netPath)
{
DagNetConfig dagConfig;
DagNetRoute[] array = DagNetChooser.ProposeRoutes(targetServerName, out dagConfig);
TcpClientChannel tcpClientChannel = null;
netPath = null;
NetworkTransportException ex = null;
if (array != null)
{
foreach (DagNetRoute dagNetRoute in array)
{
netPath = new NetworkPath(targetServerName, dagNetRoute.TargetIPAddr, dagNetRoute.TargetPort, dagNetRoute.SourceIPAddr);
netPath.CrossSubnet = dagNetRoute.IsCrossSubnet;
this.ApplySocketStreamArgs(netPath, socketStreamBufferPool, socketStreamAsyncArgPool, perfCtrs);
netPath.ApplyNetworkPolicy(dagConfig);
tcpClientChannel = this.TryConnect(netPath, out ex);
if (tcpClientChannel != null)
{
break;
}
}
}
if (tcpClientChannel == null)
{
netPath = this.BuildDnsNetworkPath(targetServerName, this.GetCurrentReplicationPort());
this.ApplySocketStreamArgs(netPath, socketStreamBufferPool, socketStreamAsyncArgPool, perfCtrs);
netPath.ApplyNetworkPolicy(dagConfig);
tcpClientChannel = this.TryConnect(netPath, out ex);
if (tcpClientChannel == null)
{
throw ex;
}
}
return(tcpClientChannel);
}
