public object GetInstance(InstanceContext instanceContext, Message message)
{
if (message == null)
{
throw new ApplicationException("Empty message");
}
var s = message.Headers.GetHeader <string>(ChatRoom.ChatRoomNameHeader, Namespaces.HeaderNamespace);
ChatsService <T> service = ((ServiceHostWithChats <T>)instanceContext.Host).ChatsService;
service.PerfCounters.Count(PerfCounters.ChatCommands2ServerPerSecond);
ClaimsPolicy.ServerCheck();
return(service.Rooms[service.FindRoomWithCheck(s)]);
}
public string Restart()
{
// since this method can be called from GeneralMessage(...)
ClaimsPolicy.ServerMethodCheck(typeof(IContract).GetMethod(MethodBase.GetCurrentMethod().Name));
//1. Server broadcasts to clients about start of technical restart
BroadcastsChannel.ServerRestarted(false, Sender.ClientUniqueKey);
//2. Clients have to pause all their network activities
//3. Server blocks all incoming requests from clients, but server finishes all current activities – it does not abort them.
//4. Server stores list of clients connected (sClients) and other internal data like ChatRooms, RecordLocks etc
//5. Windows service is stopped without clients disconnecting (but their channels are broken)
//6. New binaries are copied
//7. Windows service is started
//8. New Server allows incoming requests for connection only from previously connected clients (sClients)
//9. Server waits till 10 seconds until all sClients will be reconnected
//10. Server restores previous internal data for clients that were reconnected successfully.
//11. Server allows all incoming requests from clients.
//12. Server broadcasts to clients about end of technical restart
BroadcastsChannel.ServerRestarted(true, Sender.ClientUniqueKey);
return(null);
}
