private void FetchServices(Timer obj)
{
var knownServices = RemoteServerManager.GetAllGroups().SelectMany(g => g.GetAllRemoteServers()).Select(s => s.ID);
var joined = registry.Keys.Except(knownServices);
var left = knownServices.Except(registry.Keys);
foreach (ushort joinedID in joined)
{
if (joinedID != RemoteServerManager.ServerID)
{
RegistryEntry service = registry[joinedID];
string group = service.Group;
Logger.Trace($"Discovered server {joinedID} from group '{group}'.");
HandleServerJoin(joinedID, group, service.Host, service.Port, new Dictionary <string, string>(service.Properties));
}
}
//TODO consider just a set method instead of/as well as join/leave
foreach (ushort leftID in left)
{
if (leftID != RemoteServerManager.ServerID)
{
Logger.Trace($"Server {leftID} has left the cluster.");
HandleServerLeave(leftID);
}
}
}
public InMemoryServerRegistryConnector(ServerRegistryConnectorLoadData serverRegistryConnectorLoadData) : base(serverRegistryConnectorLoadData)
{
timer = CreateTimer(1000, 1000, FetchServices);
}