private void uplink_OnDisconnect(Uplink s)
{
//A remote overlord has disconnected, notify local clients of all associated peering going offline.
lock (sync)
{
logger.Debug("Server had uplink disconnect to {0}", s.Destination.ID);
extOverlordServers.Remove(s);
var verb = new UpdateVerb();
foreach (Node node in externalNodes.ToList())
{
if (node.OverlordID == s.Destination.ID || node.ID == s.Destination.ID)
{
//Check the node isnt now logged on locally
if (connectedClientNodes.Where(n => n.Node.ID == node.ID).Count() > 0)
continue;
verb.Nodes.Add(new Node {ID = node.ID, Online = false});
}
externalNodes.Remove(node);
}
verb.Nodes.Add(new Node {ID = s.Destination.ID, Online = false});
NetworkRequest req = verb.CreateRequest();
req.OverlordID = serverNode.ID;
SendToStandardClients(req);
//Remove the overlord itself
if (extOverlordServers.Contains(s))
{
extOverlordServers.Remove(s);
}
}
}
private void ProcessLanConnections(object no)
{
while (run)
{
List<DetectedNode> localNodes = peerFinder.Peers.ToList();
foreach (DetectedNode peer in localNodes)
{
if (peer.Address == serverNode.Location)
continue;
//If not already connected to that peer then connect
if (extOverlordServers.ToList().Where(o => o.Destination.Location == peer.Address).Count() == 0)
{
logger.Debug("Server connecting as client to external overlord at {0}", peer.Address);
var verb = new ConnectVerb();
verb.Address = serverNode.Location;
verb.ClientType = ClientType.Overlord;
verb.Secret = IDService.CreateID();
var uplink = new Uplink(model.LocalNode,
new Node
{
ID = peer.OverlordID,
Location = peer.Address,
NodeType = ClientType.Overlord,
Secret = verb.Secret
});
extOverlordServers.Add(uplink);
var client = new Client(serverNode);
if (client.Execute(verb, peer.Address, 5000))
{
//Connected as client on an external overlord
uplink.OnDisconnect += uplink_OnDisconnect;
uplink.Start();
logger.Debug("Server connected to client to external overlord at {0}", peer.Address);
break;
}
else
{
//Failed to connect ot the external overlord
logger.Debug("Server failed to connect to external overlord at {0}", peer.Address);
peerFinder.RemovePeer(peer);
extOverlordServers.Remove(uplink);
}
}
}
Thread.Sleep(3000);
}
}