public async Task DisbandGame([GameCode] string gameCode)
{
int.TryParse(Context.Items[KeyConstants.GameCode] as string, out int gameId);
await _gameService.DisbandGame(gameId);
await Clients.Group(gameCode).DisbandGame("Game has been canceled.");
ConnectionObserver.CleanConnectionGroup(gameCode);
}
public override async Task OnDisconnectedAsync(Exception exception)
{
string connectionId = Context.ConnectionId;
string groupName = ConnectionObserver.GetCurrentGroupName(connectionId);
ConnectionObserver.ConnectionStates.Remove(Context.ConnectionId);
if (groupName != null)
{
var playersList = ConnectionObserver.GetPlayersList(groupName);
await Clients.Group(groupName).RefreshPlayersList(playersList);
}
await base.OnDisconnectedAsync(exception);
}
public void It_should_open_connection()
{
var connectionInfo = CreateValidConnectionInfo();
var connection = new PLinkConnection(connectionInfo);
var observer = new ConnectionObserver();
connection.Observer = observer;
connection.Open();
WaitForExit(connection);
observer.AppliedStates.Should().Contain(ConnectionState.Opening);
observer.AppliedStates.Should().Contain(ConnectionState.Open);
observer.AppliedStates.Should().Contain(ConnectionState.Closing);
observer.AppliedStates.Should().Contain(ConnectionState.Closed);
}
public void It_should_handle_invalid_hostname()
{
var connectionInfo = CreateValidConnectionInfo();
connectionInfo.HostName = "foo";
var connection = new PLinkConnection(connectionInfo);
var observer = new ConnectionObserver();
connection.Observer = observer;
connection.Open();
WaitForExit(connection);
observer.FatalError.Should().Be.EqualTo("Unable to open connection: Host does not exist");
observer.AppliedStates.Should().Contain(ConnectionState.Opening);
observer.AppliedStates.Should().Contain(ConnectionState.Closed);
}
public void It_should_open_connection()
{
var connectionInfo = CreateValidConnectionInfo();
var connection = new PLinkConnection(connectionInfo);
var observer = new ConnectionObserver();
connection.Observer = observer;
connection.Open();
WaitForExit(connection);
observer.AppliedStates.Should().Contain(ConnectionState.Opening);
observer.AppliedStates.Should().Contain(ConnectionState.Open);
observer.AppliedStates.Should().Contain(ConnectionState.Closing);
observer.AppliedStates.Should().Contain(ConnectionState.Closed);
}
public void It_should_handle_invalid_password()
{
var connectionInfo = CreateValidConnectionInfo();
connectionInfo.Password = "******";
var connection = new PLinkConnection(connectionInfo);
var observer = new ConnectionObserver();
connection.Observer = observer;
connection.Open();
WaitForExit(connection);
observer.FatalError.Should().Be.EqualTo("Access Denied");
observer.AppliedStates.Should().Contain(ConnectionState.Opening);
observer.AppliedStates.Should().Contain(ConnectionState.Closing);
observer.AppliedStates.Should().Contain(ConnectionState.Closed);
}
public void It_should_handle_invalid_hostname()
{
var connectionInfo = CreateValidConnectionInfo();
connectionInfo.HostName = "foo";
var connection = new PLinkConnection(connectionInfo);
var observer = new ConnectionObserver();
connection.Observer = observer;
connection.Open();
WaitForExit(connection);
observer.FatalError.Should().Be.EqualTo("Unable to open connection: Host does not exist");
observer.AppliedStates.Should().Contain(ConnectionState.Opening);
observer.AppliedStates.Should().Contain(ConnectionState.Closed);
}
GetConnectionObserver(Ice.ConnectionInfo c,
Ice.Endpoint e,
Ice.Instrumentation.ConnectionState s,
Ice.Instrumentation.IConnectionObserver? old)
{
lock (this)
{
TestHelper.Assert(old == null || old is ConnectionObserver);
if (connectionObserver == null)
{
connectionObserver = new ConnectionObserver();
connectionObserver.reset();
}
return(connectionObserver);
}
}
GetConnectionObserver(ConnectionInfo c,
Endpoint e,
ConnectionState s,
IConnectionObserver?old)
{
lock (this)
{
TestHelper.Assert(old == null || old is ConnectionObserver);
if (connectionObserver == null)
{
connectionObserver = new ConnectionObserver();
connectionObserver.reset();
}
return(connectionObserver);
}
}
public void It_should_handle_invalid_password()
{
var connectionInfo = CreateValidConnectionInfo();
connectionInfo.Password = "******";
var connection = new PLinkConnection(connectionInfo);
var observer = new ConnectionObserver();
connection.Observer = observer;
connection.Open();
WaitForExit(connection);
observer.FatalError.Should().Be.EqualTo("Access Denied");
observer.AppliedStates.Should().Contain(ConnectionState.Opening);
observer.AppliedStates.Should().Contain(ConnectionState.Closing);
observer.AppliedStates.Should().Contain(ConnectionState.Closed);
}
public async Task ConnectToGame([GameCode] string gameCode, string nickname)
{
_logger.LogInformation($"Client with connection id: {Context.ConnectionId} is attempting connection using code: {gameCode} under nickname: {nickname}");
int.TryParse(Context.Items[KeyConstants.GameCode] as string, out int gameId);
int?userId = Context.UserIdentifier != null ? (int?)int.Parse(Context.UserIdentifier) : null;
var playerProfile = await _profileService.CreateOrUpdatePlayerProfile(new PlayerProfileCreateRequest
{
GameId = gameId,
Nickname = nickname,
UserId = userId
});
await Clients.Caller.SendPlayerProfileId(playerProfile.Id);
await Groups.AddToGroupAsync(Context.ConnectionId, gameCode);
ConnectionObserver.ConnectionStates[Context.ConnectionId] = new PlayerEntry
{
Group = gameCode,
PlayerProfileId = playerProfile.Id,
Nickname = playerProfile.Nickname,
};
await Clients.GroupExcept(gameCode, Context.ConnectionId).SendMessage($"Player {playerProfile.Nickname} has joined!", MessageType.Success);
var playersList = ConnectionObserver.GetPlayersList(gameCode);
await Clients.Group(gameCode).RefreshPlayersList(playersList);
var items = await _itemService.GetItemsByGameId(gameId);
await Clients.Caller.RefreshItemList(items);
var categories = await _categoryService.GetCategoriesByGameId(gameId);
await Clients.Caller.RefreshCategories(categories);
if (_gameService.IsUserGameOwner(userId, gameId))
{
await Clients.Caller.AllowGameControl((int)userId);
await Groups.AddToGroupAsync(Context.ConnectionId, $"{gameCode}-master");
}
await Clients.Group($"{gameCode}-master").RequestCurrentItemId(gameCode);
await Clients.Caller.SendMessage("Game joined successfully", MessageType.Success);
}
public async Task DisconnectFromGame([GameCode] string gameCode)
{
int.TryParse(Context.Items[KeyConstants.GameCode] as string, out int gameId);
_logger.LogInformation($"Connection:{Context.ConnectionId} is leaving group {gameCode}");
await Groups.RemoveFromGroupAsync(Context.ConnectionId, gameCode);
await Clients.GroupExcept(gameCode, Context.ConnectionId).SendMessage($"Player {Context.User.Identity.Name} has left.", MessageType.Warning);
string connectionId = Context.ConnectionId;
string groupName = ConnectionObserver.GetCurrentGroupName(connectionId);
ConnectionObserver.ConnectionStates.Remove(Context.ConnectionId);
if (groupName != null)
{
var playersList = ConnectionObserver.GetPlayersList(groupName);
await Clients.Group(groupName).RefreshPlayersList(playersList);
}
}
private void setState(int state)
{
//
// We don't want to send close connection messages if the endpoint
// only supports oneway transmission from client to server.
//
if(_endpoint.datagram() && state == StateClosing)
{
state = StateClosed;
}
//
// Skip graceful shutdown if we are destroyed before validation.
//
if(_state <= StateNotValidated && state == StateClosing)
{
state = StateClosed;
}
if(_state == state) // Don't switch twice.
{
return;
}
try
{
switch(state)
{
case StateNotInitialized:
{
Debug.Assert(false);
break;
}
case StateNotValidated:
{
if(_state != StateNotInitialized)
{
Debug.Assert(_state == StateClosed);
return;
}
break;
}
case StateActive:
{
//
// Can only switch from holding or not validated to
// active.
//
if(_state != StateHolding && _state != StateNotValidated)
{
return;
}
_threadPool.register(this, IceInternal.SocketOperation.Read);
break;
}
case StateHolding:
{
//
// Can only switch from active or not validated to
// holding.
//
if(_state != StateActive && _state != StateNotValidated)
{
return;
}
if(_state == StateActive)
{
_threadPool.unregister(this, IceInternal.SocketOperation.Read);
}
break;
}
case StateClosing:
case StateClosingPending:
{
//
// Can't change back from closing pending.
//
if(_state >= StateClosingPending)
{
return;
}
break;
}
case StateClosed:
{
if(_state == StateFinished)
{
return;
}
_batchRequestQueue.destroy(_exception);
_threadPool.finish(this);
_transceiver.close();
break;
}
case StateFinished:
{
Debug.Assert(_state == StateClosed);
_transceiver.destroy();
_communicator = null;
break;
}
}
}
catch(Ice.LocalException ex)
{
_logger.error("unexpected connection exception:\n" + ex + "\n" + _transceiver.ToString());
}
//
// We only register with the connection monitor if our new state
// is StateActive. Otherwise we unregister with the connection
// monitor, but only if we were registered before, i.e., if our
// old state was StateActive.
//
if(_monitor != null)
{
if(state == StateActive)
{
if(_acmLastActivity > -1)
{
_acmLastActivity = IceInternal.Time.currentMonotonicTimeMillis();
}
_monitor.add(this);
}
else if(_state == StateActive)
{
_monitor.remove(this);
}
}
if(_instance.initializationData().observer != null)
{
ConnectionState oldState = toConnectionState(_state);
ConnectionState newState = toConnectionState(state);
if(oldState != newState)
{
_observer = _instance.initializationData().observer.getConnectionObserver(initConnectionInfo(),
_endpoint,
newState,
_observer);
if(_observer != null)
{
_observer.attach();
}
else
{
_writeStreamPos = -1;
_readStreamPos = -1;
}
}
if(_observer != null && state == StateClosed && _exception != null)
{
if(!(_exception is CloseConnectionException ||
_exception is ForcedCloseConnectionException ||
_exception is ConnectionTimeoutException ||
_exception is CommunicatorDestroyedException ||
_exception is ObjectAdapterDeactivatedException ||
(_exception is ConnectionLostException && _state >= StateClosing)))
{
_observer.failed(_exception.ice_id());
}
}
}
_state = state;
System.Threading.Monitor.PulseAll(this);
if(_state == StateClosing && _dispatchCount == 0)
{
try
{
initiateShutdown();
}
catch(LocalException ex)
{
setState(StateClosed, ex);
}
}
}
public void updateObserver()
{
lock(this)
{
if(_state < StateNotValidated || _state > StateClosed)
{
return;
}
Debug.Assert(_instance.initializationData().observer != null);
_observer = _instance.initializationData().observer.getConnectionObserver(initConnectionInfo(),
_endpoint,
toConnectionState(_state),
_observer);
if(_observer != null)
{
_observer.attach();
}
else
{
_writeStreamPos = -1;
_readStreamPos = -1;
}
}
}
