public ListInstanceItem(SimInstance instance)
{
// empty context
Instance = instance;
Refresh();
}
public ListInstanceItem(OpCore core)
{
Core = core;
UI = new CoreUI(core);
Instance = core.Sim;
Core.Exited += Core_Exited;
Refresh();
}
public DeOpsContext(SimInstance sim, string startupPath, Icon defaultIcon)
{
StartupPath = startupPath;
DefaultIcon = defaultIcon;
LookupConfig = new LookupSettings(startupPath);
// starting up simulated context context->simulator->instances[]->context
Sim = sim;
}
private void LoadDirectory(string dirpath)
{
Sim.LoadedPath = dirpath;
if (Sim.UseTimeFile)
{
TimeFile = new FileStream(dirpath + Path.DirectorySeparatorChar + "time.dat", FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.Read);
if (TimeFile.Length >= 8)
{
byte[] startTime = new byte[8];
TimeFile.Read(startTime, 0, 8);
Sim.TimeNow = DateTime.FromBinary(BitConverter.ToInt64(startTime, 0));
Sim.StartTime = Sim.TimeNow;
}
}
string[] dirs = Directory.GetDirectories(dirpath);
LoadProgress.Visible = true;
LoadProgress.Maximum = dirs.Length;
LoadProgress.Value = 0;
foreach (string dir in dirs)
{
string[] paths = Directory.GetFiles(dir, "*.dop");
foreach (string path in paths)
{
string filename = Path.GetFileNameWithoutExtension(path);
string[] parts = filename.Split('-');
string op = parts[0].Trim();
string name = parts[1].Trim();
// if instance with same user name, who has not joined this operation - add to same instance
SimInstance instance = null;
Sim.Instances.LockReading(() =>
instance = Sim.Instances.Where(i => i.Name == name && !i.Ops.Contains(op)).FirstOrDefault());
if (instance != null)
{
Login(instance, path);
}
else
{
Sim.StartInstance(path);
}
}
LoadProgress.Value = LoadProgress.Value + 1;
Application.DoEvents();
}
LoadProgress.Visible = false;
}
public void StartInstance(string path)
{
SimInstance instance = new SimInstance(this, InstanceCount++);
instance.Context = new DeOpsContext(instance, StartupPath, DefaultIcon);
// ip
byte[] ipbytes = new byte[4] {
(byte)RndGen.Next(99), (byte)RndGen.Next(99), (byte)RndGen.Next(99), (byte)RndGen.Next(99)
};
if (LAN)
{
ipbytes[0] = 10;
}
else if (Utilities.IsLocalIP(new IPAddress(ipbytes)))
{
ipbytes[0] = (byte)RndGen.Next(30, 70); // make non lan ip
}
instance.RealIP = new IPAddress(ipbytes);
// firewall
instance.RealFirewall = FirewallType.Open;
int num = RndGen.Next(100);
if (num < PercentBlocked)
{
instance.RealFirewall = FirewallType.Blocked;
}
else if (num < PercentBlocked + PercentNAT)
{
instance.RealFirewall = FirewallType.NAT;
}
// processor
instance.ThreadIndex = NextAffinity++;
if (NextAffinity >= Environment.ProcessorCount)
{
NextAffinity = 0;
}
// hook instance into maps
SimMap[instance.RealIP] = instance;
if (LoadOnline)
{
Login(instance, path);
}
Instances.SafeAdd(instance);
InstanceChange(instance, InstanceChangeType.Add);
}
void OnInstanceChange(SimInstance instance, InstanceChangeType type)
{
if (Thread.CurrentThread.ManagedThreadId != UiThreadId)
{
BeginInvoke(Sim.InstanceChange, instance, type);
return;
}
// add
if (type == InstanceChangeType.Add)
{
AddItem(instance);
}
// refresh
else if (type == InstanceChangeType.Refresh)
{
ListInstances.Items.Clear();
Sim.Instances.SafeForEach(i =>
{
AddItem(i);
});
LabelInstances.Text = Sim.Instances.SafeCount.ToString() + " Instances";
}
// update
else if (type == InstanceChangeType.Update)
{
foreach (ListInstanceItem item in ListInstances.Items)
{
if (item.Instance == instance)
{
item.Refresh();
break;
}
}
}
// remove
else if (type == InstanceChangeType.Remove)
{
foreach (ListInstanceItem item in ListInstances.Items)
{
if (item.Instance == instance)
{
ListInstances.Items.Remove(item);
break;
}
}
}
}
private void Login(SimInstance instance, string path)
{
try
{
Sim.Login(instance, path);
}
catch (Exception ex)
{
MessageBox.Show(this, instance.Name + ": " + ex.Message);
return;
}
}
private void AddItem(SimInstance instance)
{
instance.Context.Cores.LockReading(delegate()
{
foreach (OpCore core in instance.Context.Cores)
{
ListInstances.Items.Add(new ListInstanceItem(core));
}
if (instance.Context.Cores.Count == 0)
{
ListInstances.Items.Add(new ListInstanceItem(instance));
}
});
}
public void Login(SimInstance instance, string path)
{
string filename = Path.GetFileNameWithoutExtension(path);
string[] parts = filename.Split('-');
string op = parts[0].Trim();
string name = parts[1].Trim();
instance.Name = name;
instance.Ops.Add(op);
string pass = name.Split(' ')[0].ToLower(); // lowercase firstname
instance.LastPath = path;
instance.Context.LoadCore(path, pass);
if (InstanceChange != null)
{
InstanceChange(instance, InstanceChangeType.Update);
}
}
// initializing lookup network (from the settings of a loaded operation)
public OpCore(DeOpsContext context)
{
Context = context;
Sim = context.Sim;
StartTime = TimeNow;
GuiProtocol = new G2Protocol();
Network = new DhtNetwork(this, true);
// for each core, re-load the lookup cache items
Context.Cores.LockReading(() =>
{
foreach (OpCore core in Context.Cores)
core.User.Load(LoadModeType.LookupCache);
});
ServiceBandwidth[DhtServiceID] = new BandwidthLog(RecordBandwidthSeconds);
// get cache from all loaded cores
AddService(new LookupService(this));
if (Sim != null)
Sim.Internet.RegisterAddress(this);
CoreThread = new Thread(RunCore);
CoreThread.Name = "Lookup Thread";
if (Sim == null || Sim.Internet.TestCoreThread)
CoreThread.Start();
}
// initializing operation network
public OpCore(DeOpsContext context, string userPath, string pass)
{
Context = context;
Sim = context.Sim;
StartTime = TimeNow;
GuiProtocol = new G2Protocol();
User = new OpUser(userPath, pass, this);
User.Load(LoadModeType.Settings);
Network = new DhtNetwork(this, false);
TunnelID = (ushort)RndGen.Next(1, ushort.MaxValue);
Test test = new Test(); // should be empty unless running a test
User.Load(LoadModeType.AllCaches);
// delete data dirs if frsh start indicated
if (Sim != null && Sim.Internet.FreshStart)
for (int service = 1; service < 20; service++ ) // 0 is temp folder, cleared on startup
{
string dirpath = User.RootPath + Path.DirectorySeparatorChar + "Data" + Path.DirectorySeparatorChar + service.ToString();
if (Directory.Exists(dirpath))
Directory.Delete(dirpath, true);
}
if (Sim != null) KeyMax = 32;
Context.KnownServices[DhtServiceID] = "Dht";
ServiceBandwidth[DhtServiceID] = new BandwidthLog(RecordBandwidthSeconds);
// permanent - order is important here
AddService(new TransferService(this));
AddService(new LocationService(this));
AddService(new LocalSync(this));
AddService(new BuddyService(this));
AddService(new UpdateService(this));
if (!User.Settings.GlobalIM)
AddService(new TrustService(this));
// optional
AddService(new IMService(this));
AddService(new ChatService(this));
AddService(new ShareService(this));
if (Type.GetType("Mono.Runtime") == null)
AddService(new VoiceService(this));
if (!User.Settings.GlobalIM)
{
AddService(new ProfileService(this));
AddService(new MailService(this));
AddService(new BoardService(this));
AddService(new PlanService(this));
AddService(new StorageService(this));
}
if (Sim != null)
Sim.Internet.RegisterAddress(this);
CoreThread = new Thread(RunCore);
CoreThread.Name = User.Settings.Operation + " Thread";
if (Sim == null || Sim.Internet.TestCoreThread)
CoreThread.Start();
#if DEBUG
DebugWindowsActive = true;
#endif
}
public int SendPacket(SimPacketType type, DhtNetwork network, byte[] packet, System.Net.IPEndPoint target, TcpConnect tcp)
{
if (type == SimPacketType.Tcp)
{
if (!TcpEndPoints.ContainsKey(target))
{
//this is what actually happens -> throw new Exception("Disconnected");
return(-1);
}
}
if (!UdpEndPoints.ContainsKey(target) ||
!SimMap.ContainsKey(target.Address) ||
!SimMap.ContainsKey(network.Core.Sim.RealIP))
{
return(0);
}
DhtNetwork targetNet = (type == SimPacketType.Tcp) ? TcpEndPoints[target] : UdpEndPoints[target];
if (network.IsLookup != targetNet.IsLookup)
{
Debug.Assert(false);
}
IPEndPoint source = new IPEndPoint(network.Core.Sim.RealIP, 0);
source.Port = (type == SimPacketType.Udp) ? network.UdpControl.ListenPort : network.TcpControl.ListenPort;
SimInstance sourceInstance = SimMap[source.Address];
SimInstance destInstance = SimMap[target.Address];
if (packet != null)
{
sourceInstance.BytesSent += (ulong)packet.Length;
}
// tcp connection must be present to send tcp
if (type == SimPacketType.Tcp)
{
if (!TcpSourcetoDest.SafeContainsKey(tcp))
{
//this is what actually happens -> throw new Exception("Disconnected");
return(-1);
}
}
// add destination to nat table
if (type == SimPacketType.Udp && sourceInstance.RealFirewall == FirewallType.NAT)
{
sourceInstance.NatTable[target] = true;
}
// if destination blocked drop udp / tcp connect requests
if (destInstance.RealFirewall == FirewallType.Blocked)
{
if (type == SimPacketType.Udp || type == SimPacketType.TcpConnect)
{
return(0);
}
}
// if destination natted drop udp (unless in nat table) / tcp connect requests
else if (destInstance.RealFirewall == FirewallType.NAT)
{
if (type == SimPacketType.TcpConnect)
{
return(0);
}
if (type == SimPacketType.Udp && !destInstance.NatTable.ContainsKey(source))
{
return(0);
}
}
// randomly test tcp send buffer full
if (TestTcpFullBuffer)
{
if (type == SimPacketType.Tcp && packet.Length > 4 && RndGen.Next(2) == 1)
{
int newlength = packet.Length / 2;
byte[] newpacket = new byte[newlength];
Buffer.BlockCopy(packet, 0, newpacket, 0, newlength);
packet = newpacket;
}
}
if (packet != null && packet.Length == 0)
{
Debug.Assert(false, "Empty Packet");
}
int index = destInstance.ThreadIndex;
lock (OutPackets[index])
OutPackets[index].Add(new SimPacket(type, source, packet, targetNet, tcp, network.Local.UserID));
if (packet == null)
{
return(0);
}
return(packet.Length);
}
public void ExitInstance(SimInstance instance)
{
SimMap.Remove(instance.RealIP);
}
public void StartInstance(string path)
{
SimInstance instance = new SimInstance(this, InstanceCount++);
instance.Context = new DeOpsContext(instance, StartupPath, DefaultIcon);
// ip
byte[] ipbytes = new byte[4] { (byte)RndGen.Next(99), (byte)RndGen.Next(99), (byte)RndGen.Next(99), (byte)RndGen.Next(99) };
if (LAN)
ipbytes[0] = 10;
else if (Utilities.IsLocalIP(new IPAddress(ipbytes)))
ipbytes[0] = (byte)RndGen.Next(30, 70); // make non lan ip
instance.RealIP = new IPAddress(ipbytes);
// firewall
instance.RealFirewall = FirewallType.Open;
int num = RndGen.Next(100);
if (num < PercentBlocked)
instance.RealFirewall = FirewallType.Blocked;
else if (num < PercentBlocked + PercentNAT)
instance.RealFirewall = FirewallType.NAT;
// processor
instance.ThreadIndex = NextAffinity++;
if (NextAffinity >= Environment.ProcessorCount)
NextAffinity = 0;
// hook instance into maps
SimMap[instance.RealIP] = instance;
if (LoadOnline)
Login(instance, path);
Instances.SafeAdd(instance);
InstanceChange(instance, InstanceChangeType.Add);
}
public void Login(SimInstance instance, string path)
{
string filename = Path.GetFileNameWithoutExtension(path);
string[] parts = filename.Split('-');
string op = parts[0].Trim();
string name = parts[1].Trim();
instance.Name = name;
instance.Ops.Add(op);
string pass = name.Split(' ')[0].ToLower(); // lowercase firstname
instance.LastPath = path;
instance.Context.LoadCore(path, pass);
if(InstanceChange != null)
InstanceChange(instance, InstanceChangeType.Update);
}
public void ExitInstance(SimInstance instance)
{
SimMap.Remove(instance.RealIP);
}
