/// <summary>
/// Assert that the test client is logged in, has a PlayerCharacter and is a registered observer
/// </summary>
/// <param name="testClient"></param>
/// <param name="client"></param>
/// <returns></returns>
public bool ValidClientState(TestClient testClient, out Client client)
{
if (testClient.net == null || !testClient.IsConnectedAndLoggedIn())
{
client = null;
return(false);
}
// If do not have a PlayerCharacter, are dead etc, expect to fail
Globals_Server.Clients.TryGetValue(testClient.playerID, out client);
if (client == null)
{
Assert.AreEqual(testClient.net.GetConnectionStatusString(), "Disconnected");
return(false);
}
if (client.myPlayerCharacter == null || !client.myPlayerCharacter.isAlive)
{
Task <string> ReplyTask = testClient.GetServerMessage();
ReplyTask.Wait();
string reply = ReplyTask.Result;
Assert.AreEqual(reply, "You have no valid PlayerCharacter!");
return(false);
}
if (!Globals_Game.IsObserver(client))
{
return(false);
}
return(true);
}
public void LogInTwiceAsDifferentUsers()
{
// Tell the client it isn't logged in
client.net.loggedIn = false;
// Try to log in as anothr user
client.LogInAndConnect(OtherUser, OtherPass, new byte[] { 1, 2, 3, 4, 5, 6, 7 });
while (!client.IsConnectedAndLoggedIn())
{
Thread.Sleep(0);
}
Assert.IsFalse(Globals_Game.IsObserver(OtherUser));
}
/// <summary>Test stub for LogIn(String, String, Byte[])</summary>
public void LogInTest(
TestClient client,
string user,
string pass,
byte[] key
)
{
client.LogInAndConnect(user, pass, key);
// If username not recognised, expect to be disconnected
if (string.IsNullOrEmpty(user) || !Utility_Methods.CheckStringValid("combined", user) || !LogInManager.users.ContainsKey(user))
{
Assert.AreEqual("Disconnected", client.net.GetConnectionStatusString());
return;
}
// If password is incorrect, expect an error
Tuple <byte[], byte[]> hashNsalt = LogInManager.users[user];
byte[] hash;
if (pass == null)
{
hash = null;
}
else
{
hash = LogInManager.ComputeHash(System.Text.Encoding.UTF8.GetBytes(pass), hashNsalt.Item2);
}
if (hash == null || !hashNsalt.Item1.SequenceEqual(hash) || key == null || key.Length < 5)
{
Assert.AreEqual("Disconnected", client.net.GetConnectionStatusString());
Assert.IsFalse(Server.ContainsConnection(user));
}
else
{
// If the login was successful, expecting a ProtoLogin followed by a ProtoClient back
Task <ProtoMessage> getReply = client.GetReply();
getReply.Wait();
ProtoMessage reply = getReply.Result;
Assert.AreEqual(reply.GetType(), typeof(ProtoLogIn));
while (!client.IsConnectedAndLoggedIn())
{
Thread.Sleep(0);
}
// If login was successful, the client should be in the list of registered observers
Assert.IsTrue(Globals_Game.IsObserver(Globals_Server.Clients[user]));
Assert.IsTrue(Server.ContainsConnection(user));
}
}
public void Listen()
{
while (server.Status == NetPeerStatus.Running && !ctSource.Token.IsCancellationRequested)
{
NetIncomingMessage im;
WaitHandle.WaitAny(new WaitHandle[] { server.MessageReceivedEvent, ctSource.Token.WaitHandle });
while ((im = server.ReadMessage()) != null && !ctSource.Token.IsCancellationRequested)
{
switch (im.MessageType)
{
case NetIncomingMessageType.DebugMessage:
case NetIncomingMessageType.ErrorMessage:
case NetIncomingMessageType.WarningMessage:
Globals_Server.logError("Recieved warning message: " + im.ReadString());
break;
case NetIncomingMessageType.VerboseDebugMessage:
case NetIncomingMessageType.Data:
{
#if DEBUG
Console.WriteLine("SERVER: recieved data message");
#endif
if (!clientConnections.ContainsKey(im.SenderConnection))
{
//error
im.SenderConnection.Disconnect("Not recognised");
return;
}
Client c = clientConnections[im.SenderConnection];
if (c.alg != null)
{
im.Decrypt(c.alg);
}
ProtoMessage m = null;
//global::ProtoMessage.ProtoMessage y = null;
using (MemoryStream ms = new MemoryStream(im.Data))
{
try
{
//y = Serializer.DeserializeWithLengthPrefix<global::ProtoMessage.ProtoMessage>(ms,
//PrefixStyle.Fixed32);
m = Serializer.DeserializeWithLengthPrefix <ProtoMessage>(ms, PrefixStyle.Fixed32);
}
catch (Exception e)
{
NetOutgoingMessage errorMessage = server.CreateMessage(
"Failed to deserialise message. The message may be incorrect, or the decryption may have failed.");
if (c.alg != null)
{
errorMessage.Encrypt(c.alg);
}
server.SendMessage(errorMessage, im.SenderConnection,
NetDeliveryMethod.ReliableOrdered);
Globals_Server.logError("Failed to deserialize message for client: " + c.username);
}
}
if (m == null /*&& y == null*/)
{
string error = "Recieved null message from " + im.SenderEndPoint.ToString();
if (clientConnections.ContainsKey(im.SenderConnection))
{
error += ", recognised client " + clientConnections[im.SenderConnection];
}
else
{
error += ", unrecognised client (possible ping)";
}
error += ". Data: " + im.ReadString();
Globals_Server.logError(error);
break;
}
if (m.ActionType == Actions.LogIn)
{
ProtoLogIn login = m as ProtoLogIn;
if (login == null)
{
im.SenderConnection.Disconnect("Not login");
return;
}
lock (ServerLock)
{
if (LogInManager.VerifyUser(c.username, login.userSalt))
{
if (LogInManager.ProcessLogIn(login, c))
{
string log = c.username + " logs in from " + im.SenderEndPoint.ToString();
Globals_Server.logEvent(log);
}
}
else
{
ProtoMessage reply = new ProtoMessage
{
ActionType = Actions.LogIn,
ResponseType = DisplayMessages.LogInFail
};
im.SenderConnection.Disconnect("Authentication Fail");
}
}
}
// temp for testing, should validate connection first
else if (clientConnections.ContainsKey(im.SenderConnection))
{
if (Globals_Game.IsObserver(c))
{
ProcessMessage(m, im.SenderConnection);
ProtoClient clientDetails = new ProtoClient(c);
clientDetails.ActionType = Actions.Update;
SendViaProto(clientDetails, im.SenderConnection, c.alg);
}
else
{
im.SenderConnection.Disconnect("Not logged in- Disconnecting");
}
}
/*//IF Y ACTION
* if (y.ActionType == global::ProtoMessage.Actions.LogIn)
* {
* global::ProtoMessage.Client forCheck = new global::ProtoMessage.Client(c.username, c.myPlayerCharacter.playerID);
* global::ProtoMessage.ProtoLogIn login = y as global::ProtoMessage.ProtoLogIn;
* if (login == null)
* {
* im.SenderConnection.Disconnect("Not login");
* return;
* }
* lock (ServerLock)
* {
* if (LogInManager.VerifyUser(c.username, login.userSalt))
* {
* if (LogInManager.ProcessLogIn(login, forCheck, true))
* {
* string log = c.username + " logs in from " + im.SenderEndPoint.ToString();
* Globals_Server.logEvent(log);
* }
* }
* else
* {
* ProtoMessage reply = new ProtoMessage
* {
* ActionType = Actions.LogIn,
* ResponseType = DisplayMessages.LogInFail
* };
* im.SenderConnection.Disconnect("Authentication Fail");
* }
* }
* }
* // temp for testing, should validate connection first
* else if (clientConnections.ContainsKey(im.SenderConnection))
* {
* if (Globals_Game.IsObserver(c))
* {
* ProcessMessage(y, im.SenderConnection);
* ProtoClient clientDetails = new ProtoClient(c);
* clientDetails.ActionType = Actions.Update;
* SendViaProto(clientDetails, im.SenderConnection, c.alg);
* }
* else
* {
* im.SenderConnection.Disconnect("Not logged in- Disconnecting");
* }
* }*/
}
break;
case NetIncomingMessageType.StatusChanged:
byte stat = im.ReadByte();
NetConnectionStatus status = NetConnectionStatus.None;
if (Enum.IsDefined(typeof(NetConnectionStatus), Convert.ToInt32(stat)))
{
status = (NetConnectionStatus)stat;
}
else
{
Globals_Server.logError("Failure to parse byte " + stat + " to NetConnectionStatus for endpoint " + im.ReadIPEndPoint());
}
if (status == NetConnectionStatus.Disconnected)
{
if (clientConnections.ContainsKey(im.SenderConnection))
{
Disconnect(im.SenderConnection);
}
}
break;
case NetIncomingMessageType.ConnectionApproval:
{
string senderID = im.ReadString();
string text = im.ReadString();
Client client;
Globals_Server.Clients.TryGetValue(senderID, out client);
if (client != null)
{
ProtoLogIn logIn;
if (!LogInManager.AcceptConnection(client, text, out logIn))
{
im.SenderConnection.Deny();
}
else
{
NetOutgoingMessage msg = server.CreateMessage();
MemoryStream ms = new MemoryStream();
// Include X509 certificate as bytes for client to validate
Serializer.SerializeWithLengthPrefix <ProtoLogIn>(ms, logIn, PrefixStyle.Fixed32);
msg.Write(ms.GetBuffer());
clientConnections.Add(im.SenderConnection, client);
client.conn = im.SenderConnection;
im.SenderConnection.Approve(msg);
server.FlushSendQueue();
Globals_Server.logEvent("Accepted connection from " + client.username);
}
}
else
{
im.SenderConnection.Deny("unrecognised");
}
}
break;
case NetIncomingMessageType.ConnectionLatencyUpdated:
break;
default:
Globals_Server.logError("Received unrecognised incoming message type: " + im.MessageType);
break;
}
server.Recycle(im);
}
}
#if DEBUG
Globals_Server.logEvent("Server listening thread exits");
#endif
}
public void Listen()
{
while (server.Status == NetPeerStatus.Running && !ctSource.Token.IsCancellationRequested)
{
NetIncomingMessage im;
WaitHandle.WaitAny(new WaitHandle[] { server.MessageReceivedEvent, ctSource.Token.WaitHandle });
while ((im = server.ReadMessage()) != null && !ctSource.Token.IsCancellationRequested)
{
if (im.SenderConnection != null)
{
Globals_Server.logEvent("Recieved: " + im.MessageType.ToString() + " | " + im.SenderConnection.RemoteEndPoint.ToString());
}
else
{
Globals_Server.logEvent("Recieved: " + im.MessageType.ToString() + " | NULL");
}
switch (im.MessageType)
{
case NetIncomingMessageType.DebugMessage:
case NetIncomingMessageType.ErrorMessage:
case NetIncomingMessageType.WarningMessage:
Globals_Server.logError("Recieved warning message: " + im.ReadString());
break;
case NetIncomingMessageType.VerboseDebugMessage:
case NetIncomingMessageType.Data:
{
#if DEBUG
//Console.WriteLine("SERVER: recieved data message");
#endif
if (!clientConnections.ContainsKey(im.SenderConnection))
{
//error
im.SenderConnection.Disconnect("Not recognised");
return;
}
Client c = clientConnections[im.SenderConnection];
if (c.alg != null)
{
im.Decrypt(c.alg);
}
ProtoMessage m = null;
using (MemoryStream ms = new MemoryStream(im.Data))
{
try
{
m = Serializer.DeserializeWithLengthPrefix <ProtoMessage>(ms, PrefixStyle.Fixed32);
}
catch (Exception e)
{
NetOutgoingMessage errorMessage = server.CreateMessage(
"Failed to deserialise message. The message may be incorrect, or the decryption may have failed.");
if (c.alg != null)
{
errorMessage.Encrypt(c.alg);
}
server.SendMessage(errorMessage, im.SenderConnection,
NetDeliveryMethod.ReliableOrdered);
Globals_Server.logError("Failed to deserialize message for client: " + c.username);
}
}
if (m == null)
{
string error = "Recieved null message from " + im.SenderEndPoint.ToString();
if (clientConnections.ContainsKey(im.SenderConnection))
{
error += ", recognised client " + clientConnections[im.SenderConnection];
}
else
{
error += ", unrecognised client (possible ping)";
}
error += ". Data: " + im.ReadString();
Globals_Server.logError(error);
break;
}
if (m.ActionType == Actions.LogIn)
{
ProtoLogIn login = m as ProtoLogIn;
if (login == null)
{
im.SenderConnection.Disconnect("Received blank login message.");
return;
}
lock (ServerLock)
{
if (LogInManager.VerifyUser(c.username, login.userSalt))
{
if (LogInManager.ProcessLogIn(login, c))
{
string log = c.username + " logs in from " + im.SenderEndPoint.ToString();
Globals_Server.logEvent(log);
}
}
else
{
ProtoMessage reply = new ProtoMessage
{
ActionType = Actions.LogIn,
ResponseType = DisplayMessages.LogInFail
};
Server.SendViaProto(reply, c.conn, c.alg);
//reply = new ProtoMessage {
// ActionType = Actions.Update,
// ResponseType = DisplayMessages.Error
//};
//Server.SendViaProto(reply, c.conn, c.alg);
im.SenderConnection.Disconnect("Authentication Fail");
Globals_Server.logEvent("Wrong Password, disconnecting user.");
}
}
}
// temp for testing, should validate connection first
else if (clientConnections.ContainsKey(im.SenderConnection))
{
if (Globals_Game.IsObserver(c))
{
ProcessMessage(m, im.SenderConnection);
ProtoClient clientDetails = new ProtoClient(c);
clientDetails.ActionType = Actions.Update;
clientDetails.ResponseType = DisplayMessages.Success;
SendViaProto(clientDetails, im.SenderConnection, c.alg);
}
else
{
im.SenderConnection.Disconnect("Not logged in- Disconnecting");
}
}
}
break;
case NetIncomingMessageType.StatusChanged:
byte stat = im.ReadByte();
NetConnectionStatus status = NetConnectionStatus.None;
if (Enum.IsDefined(typeof(NetConnectionStatus), Convert.ToInt32(stat)))
{
status = (NetConnectionStatus)stat;
}
else
{
Globals_Server.logError("Failure to parse byte " + stat + " to NetConnectionStatus for endpoint " + im.ReadIPEndPoint());
}
Globals_Server.logEvent("\tStatus is now: " + status);
if (status == NetConnectionStatus.Disconnected)
{
string reason = im.ReadString();
if (reason == null)
{
reason = "Unknown";
}
Globals_Server.logEvent(im.SenderConnection.RemoteEndPoint.ToString() + " has disconnected. Reason: " + reason);
if (clientConnections.ContainsKey(im.SenderConnection))
{
Disconnect(im.SenderConnection);
}
}
break;
case NetIncomingMessageType.ConnectionApproval:
{
string senderID = im.ReadString();
string text = im.ReadString();
Client client;
Globals_Server.Clients.TryGetValue(senderID, out client);
if (client != null)
{
ProtoLogIn logIn;
//ProtoMessage logIn;
if (!LogInManager.AcceptConnection(client, text, out logIn))
{
im.SenderConnection.Deny("User not recognised.");
}
else
{
ProtoMessage temp = logIn;
NetOutgoingMessage msg = server.CreateMessage();
MemoryStream ms = new MemoryStream();
// Include X509 certificate as bytes for client to validate
//Serializer.SerializeWithLengthPrefix<ProtoLogIn>(ms, logIn, PrefixStyle.Fixed32);
Serializer.SerializeWithLengthPrefix <ProtoMessage>(ms, temp, PrefixStyle.Fixed32);
msg.Write(ms.GetBuffer());
clientConnections.Add(im.SenderConnection, client);
client.conn = im.SenderConnection;
im.SenderConnection.Approve(msg);
//server.FlushSendQueue();
Globals_Server.logEvent("Accepted connection from " + client.username + " | " + senderID + " | " + text);
}
}
else
{
im.SenderConnection.Deny("Username unrecognised.");
}
server.FlushSendQueue();
}
break;
case NetIncomingMessageType.ConnectionLatencyUpdated:
Globals_Server.logEvent("LATENCY: Still getting these.");
break;
default:
Globals_Server.logError("Received unrecognised incoming message type: " + im.MessageType);
break;
}
server.Recycle(im);
}
}
Globals_Server.logEvent("Server listening thread exits.");
}
