public override async Task OnConnectedAsync()
{
string accessToken = Context.GetHttpContext().Request.Query["access_token"];
if (string.IsNullOrEmpty(accessToken))
{
Context.Abort();
}
var player = _accountCenter.GetGamePlayer(accessToken);
if (player != null)
{
player.ConnectionId = Context.ConnectionId;
var gameCore = _gameManager.GetGameCore(GameId, Clients);
if (gameCore != null)
{
var reg = await gameCore.RegisterPlayer(player);
if (!reg)
{
Context.Abort();
}
gameCore.Start();
await base.OnConnectedAsync();
return;
}
}
Context.Abort();
}
public override async Task OnConnectedAsync()
{
var t = Context.GetHttpContext().Request.Query["Password"];
if (t != Game.Password)
{
Context.Abort();
return;
}
if (Context.GetHttpContext().Request.Query["Board"] == "true")
{
return;
}
Game.PlayerAmount++;
if (Game.User1.ConnectionId == "")
{
Game.User1.ConnectionId = Context.ConnectionId;
}
else if (Game.User2.ConnectionId == "")
{
Game.User2.ConnectionId = Context.ConnectionId;
}
if (Game.PlayerAmount == 2)
{
await Clients.Client(Game.User1.ConnectionId).SendAsync("StartAndPlay");
await Clients.Client(Game.User2.ConnectionId).SendAsync("StartAndWait");
}
}
/// <inheritdoc />
public override async Task OnConnectedAsync()
{
await base.OnConnectedAsync()
.ConfigureAwaitFalseVoid();
if (Logger.IsEnabled(LogLevel.Information))
{
Logger.LogInformation($"Account Connected: {ClaimsReader.GetAccountName(Context.User)}:{ClaimsReader.GetAccountId(Context.User)} with SignalR UserId: {Context.UserIdentifier}");
}
try
{
foreach (var listener in OnConnectionHubListeners)
{
HubOnConnectionState connectionState = await listener.OnConnected(this).ConfigureAwaitFalse();
//if the listener indicated we need to abort for whatever reason we
//should believe it and just abort.
if (connectionState == HubOnConnectionState.Abort)
{
Context.Abort();
break;
}
}
}
catch (Exception e)
{
if (Logger.IsEnabled(LogLevel.Error))
{
Logger.LogError($"Account: {ClaimsReader.GetAccountName(Context.User)}:{ClaimsReader.GetAccountId(Context.User)} failed to properly connect to hub. Error: {e.ToString()}\n\nStack: {e.StackTrace}");
}
Context.Abort();
}
}
public async Task StartAuth(string token)
{
var user = await _socket.GetUserByAccessToken(token);
if (user == null)
{
// Send User the info that he isnt allowed
Context.Abort();
return;
}
var foundEntry = MyUsers.AddOrUpdate(user.Id, new List <string> {
Context.ConnectionId
}, (key, value) =>
{
value.Add(Context.ConnectionId);
return(value);
});
var groupChats = await _groupChat.GetByUserAsync(user);
foreach (var groupChat in groupChats)
{
await Groups.AddToGroupAsync(Context.ConnectionId, "groupchat#" + groupChat.Id);
}
}
public override async Task OnConnectedAsync()
{
var id = Context.User.FindFirstValue(ClaimTypes.NameIdentifier).ToUpper();
_connections.Add(id, Context.ConnectionId);
var deviceIdParsed = Guid.TryParse(Context.GetHttpContext().Request.Query["device_id"].ToString(), out Guid deviceId);
if (deviceIdParsed)
{
using (var applicationDbContext = ApplicationDbContext.FromConnectionString(_config))
{
var device = await applicationDbContext.Workers
.Where(x => x.User.NormalizedUserName == id && x.DeviceId == deviceId)
.FirstOrDefaultAsync();
if (device != null)
{
if (device.ConnexionId != null)
{
Context.Abort();
}
else
{
device.ConnexionId = Context.ConnectionId;
await applicationDbContext.SaveChangesAsync();
}
}
}
}
await base.OnConnectedAsync();
}
public Task SelfKickOff()
{
DevLog.Write($"SelfKickOff. Client: {Context.ConnectionId}", LOG_LEVEL.INFO);
Context.Abort();
return(Task.CompletedTask);
}
public override async Task OnConnectedAsync()
{
if (!Context.GetHttpContext().Request.Query.TryGetValue("proposalId", out var proposalIdQuery))
{
Context.Abort();
return;
}
var proposalIdString = proposalIdQuery.FirstOrDefault();
if (proposalIdString == null || !int.TryParse(proposalIdString, out var proposalId))
{
Context.Abort();
return;
}
var proposal = await _proposalDbContext.Proposals
.AsNoTracking()
.FirstOrDefaultAsync(p => p.Id == proposalId);
if (!(await _authorizationService.AuthorizeAsync(Context.User, proposal, FormOperation.View)).Succeeded)
{
Context.Abort();
return;
}
await Groups.AddToGroupAsync(Context.ConnectionId, proposalId.ToString());
await base.OnConnectedAsync();
}
public override async Task OnDisconnectedAsync(Exception exception)
{
if (_users.TryGetValue(Context.User.Identity.Name, out var user))
{
if (user.ConnectionId != Context.ConnectionId)
{
Context.Abort();
}
else
{
_users.TryRemove(Context.User.Identity.Name, out _);
var currentGames = _games.Values.Where(g => g.Players.Count(p => p.User.UserName == Context.User.Identity.Name) > 0).ToList();
foreach (var g in currentGames)
{
if (g.State == GameState.Waiting)
{
_ = _games.TryRemove(g.GameId, out _);
}
if (g.State != GameState.End)
{
g.LeftGame(Context.ConnectionId);
await UpdateGameToPlayers(g);
}
}
await base.OnDisconnectedAsync(exception);
}
}
}
// We store the CircuitHost through a *handle* here because Context.Items is tied to the lifetime
// of the connection. It's possible that a misbehaving client could cause disposal of a CircuitHost
// but keep a connection open indefinitely, preventing GC of the Circuit and related application state.
// Using a handle allows the CircuitHost to clear this reference in the background.
//
// See comment on error handling on the class definition.
private async ValueTask <CircuitHost> GetActiveCircuitAsync([CallerMemberName] string callSite = "")
{
var handle = (CircuitHandle)Context.Items[CircuitKey];
var circuitHost = handle?.CircuitHost;
if (handle != null && circuitHost == null)
{
// This can occur when a circuit host does not exist anymore due to an unhandled exception.
// We can reject this and terminate the connection.
Log.CircuitHostShutdown(_logger, callSite);
await NotifyClientError(Clients.Caller, "Circuit has been shut down due to error.");
Context.Abort();
return(null);
}
else if (circuitHost == null)
{
// This can occur when a circuit host does not exist anymore due to an unhandled exception.
// We can reject this and terminate the connection.
Log.CircuitHostNotInitialized(_logger, callSite);
await NotifyClientError(Clients.Caller, "Circuit not initialized.");
Context.Abort();
return(null);
}
return(circuitHost);
}
public async Task JoinGroup(JoinKanbanHubRequest request)
{
var group = await(from g in Database.Query <Group>()
where g.Key == request.GroupId
select g).FirstOrDefaultAsync();
if (group == null)
{
Context.Abort();
return;
}
var kanbanBoard = (from kb in @group.KanbanBoards where kb.Id == request.BoardId select kb).FirstOrDefault();
if (kanbanBoard == null)
{
Context.Abort();
return;
}
var memberData = kanbanBoard.Members.Find(km => km.UserId == Context.User.Identity.Name);
if (memberData == null)
{
Context.Abort();
return;
}
await Groups.AddToGroupAsync(Context.ConnectionId, $"Group/${request.GroupId}/Kanban/${request.BoardId}");
}
public override async Task OnConnectedAsync()
{
try {
var user = Context.User as ClaimsPrincipal;
var userExternalId = user.GetClaimValue("client_userExternalId");
var APIKey = user.GetClaimValue("client_APIKey");
var appInfo = await _applicationRepository.GetByAPIKeyAsync(APIKey);
var userInfo = await _userRepository.GetByExternalIdAsync(appInfo.Id, userExternalId);
await _distributedCache.SetObjectAsync(Context.ConnectionId, userInfo);
var httpContext = Context.GetHttpContext();
var access_token = httpContext.Request.Query["access_token"].ToString();
var result = await _hubService.MakeUserOnline(userInfo.AppId, userInfo.Id, Context.ConnectionId, access_token);
if (!result)
{
Context.Abort();
}
} catch {
Context.Abort();
}
}
public override async Task OnConnectedAsync()
{
await base.OnConnectedAsync();
if (!Context.User.IsInRole(Strings.System))
{
var connections = await _reliableStateManager.GetOrAddAsync <IReliableDictionary <string, string> >("Connections");
using (ITransaction tx = _reliableStateManager.CreateTransaction()) {
var success = await connections.TryAddAsync(tx, Context.UserIdentifier, Context.ConnectionId);
await tx.CommitAsync();
if (!success)
{
Context.Abort();
return;
}
ConnectedUserIds.Add(Context.UserIdentifier);
await Groups.AddToGroupAsync(Context.ConnectionId, TenantId);
await Clients.Group(TenantId).ShowUsersOnLine((await GetConnectionsDictionary(connections)).Where(x => x.Key.StartsWith(TenantId)).Count());
await Clients.Caller.ConnectionId(Context.ConnectionId);
await Clients.Group(Strings.System).ConnectionsChanged(await GetConnectionsDictionary(connections));
}
}
else
{
await Groups.AddToGroupAsync(Context.ConnectionId, Strings.System);
}
}
internal async Task LoginAsAuthenticated(ChatUser user)
{
var memberShip = await _settingsRepository.Load(user.BattleTag) ?? new ChatSettings(user.BattleTag);
var ban = await _banRepository.GetBannedPlayer(user.BattleTag);
var nowDate = DateTime.Now.ToString("yyyy-MM-dd");
if (ban != null && string.Compare(ban.EndDate, nowDate, StringComparison.Ordinal) > 0)
{
await Clients.Caller.SendAsync("PlayerBannedFromChat", ban);
Context.Abort();
}
else
{
_connections.Add(Context.ConnectionId, memberShip.DefaultChat, user);
await Groups.AddToGroupAsync(Context.ConnectionId, memberShip.DefaultChat);
var usersOfRoom = _connections.GetUsersOfRoom(memberShip.DefaultChat);
await Clients.Group(memberShip.DefaultChat).SendAsync("UserEntered", user);
await Clients.Caller.SendAsync("StartChat", usersOfRoom, _chatHistory.GetMessages(memberShip.DefaultChat), memberShip.DefaultChat);
}
}
public override Task OnDisconnectedAsync(Exception exception)
{
usersConnectedToChat.Remove(Context.ConnectionId);
Context.Abort();
return(base.OnDisconnectedAsync(exception));
}
public override async Task OnConnectedAsync()
{
if (!Session.TryLobbyController(out var connected))
{
Context.Abort();
throw new InvalidOperationException($"No lobby controller found for connection {Context.ConnectionId}");
}
var connection = Context.UserIdentifier;
Session.Connection(connection);
var lobby = connected.Lobby;
if (connected.Lobby.Host == connected)
{
await Clients.User(connection).SendAsync("Host");
}
var names = lobby.Controllers
.Select(user => user.Name);
await Clients.User(connection).SendAsync("Players", names);
var others = lobby.IdsExcept(connected);
await Clients.Users(others).SendAsync("Join", connected.Name);
var allConnections = connected.Lobby.ControllerIds();
await Clients.Users(allConnections).SendAsync("HostPlayer", connected.Lobby.Host.Name);
await base.OnConnectedAsync();
}
public override async Task OnConnectedAsync()
{
var endpointId = Context.GetHttpContext().Request.Query["ep"];
var ownerId = Context.User.Claims.FirstOrDefault(c => c.Type == "sub")?.Value;
if (string.IsNullOrEmpty(endpointId) || string.IsNullOrEmpty(ownerId))
{
Context.Abort();
}
var connectionReferenceCreated = await _hubConnectionService.ConnectHubConnectionReferenceAsync(
Guid.Parse(endpointId),
Guid.Parse(ownerId),
Context.ConnectionId,
Context.ConnectionAborted);
if (!connectionReferenceCreated)
{
Context.Abort();
}
await NotifySourceEnpointsOfLinkConnectedState();
await base.OnConnectedAsync();
}
public override Task OnConnectedAsync()
{
string jwt = this._contextAccessor.HttpContext.Request.Query["access_token"];
if (this.IsAuthorized(jwt))
{
this.decodeToken(jwt, out int userId, out Role role);
if (usersConnectedToChat.ContainsKey(Context.ConnectionId))
{
Context.Abort();
return(Task.FromException(new Exception("A connection already exist, both are removed")));
}
usersConnectedToChat.Add(Context.ConnectionId, userId);
return(base.OnConnectedAsync());
}
if (usersConnectedToChat.ContainsKey(Context.ConnectionId))
{
usersConnectedToChat.Remove(Context.ConnectionId); // token expired and trying to reconnect
}
Context.Abort();
return(Task.FromException(new Exception("You are not authorized")));
}
public async Task Login(string username, string password)
{
var isAlreadyLoggedIn = ConnectedUsers.Any(c => c.Value == username);
if (isAlreadyLoggedIn)
{
Context.Abort();
return;
}
var loginPayload = new LoginModel(username, password);
var token = await GetTokenFromApi(loginPayload);
if (token == null)
{
await OnDisconnectedAsync(new Exception("Incorrect user or password"));
}
var name = token?.Claims.FirstOrDefault(c => c.Type == "UserName")?.Value;
ConnectedUsers[Context.ConnectionId] = username;
ConnectedUserTokens[username] = token;
await Clients.All.SendAsync("ReceiveMessage", DateTime.Now, username,
$"{username} has logged in. Count: {ConnectedUsers.Count}");
}
/// <summary>
/// Checks for access token expiration on heart beats.
/// </summary>
/// <exception cref="InvalidOperationException"></exception>
protected virtual async Task OnHeartbeatCheckTokenExpiration()
{
var transportFeature = Context.Features.Get <IHttpTransportFeature>();
if (transportFeature == null)
{
return;
}
// No need for LongPolling as request are being sent over to server over and over
// with Authorization header in place; similar with ServerSentEvents
if (transportFeature.TransportType != HttpTransportType.WebSockets)
{
return;
}
var feature = Context.Features.Get <IConnectionHeartbeatFeature>();
if (feature == null)
{
return;
}
var context = Context.GetHttpContext();
if (context == null)
{
throw new InvalidOperationException("The HTTP context cannot be resolved.");
}
// Extract the authentication ticket from the access token.
// Note: this operation should be cheap as the authentication result
// was already computed when SignalR invoked the authentication handler
// and automatically cached by AuthenticationHandler.AuthenticateAsync().
var result = await context.AuthenticateAsync(JwtBearerDefaults.AuthenticationScheme);
if (result.Ticket == null)
{
Context.Abort();
return;
}
feature.OnHeartbeat(state =>
{
var(exp, ctx) = ((DateTime, HubCallerContext))state;
// Ensure the access token token is still valid.
// If it's not, abort the connection immediately.
if (exp < DateTimeOffset.UtcNow)
{
// TODO: uncomment to break connection after token expiration;
// TODO: please note, need to add additional logic on client side to handle it properly
//ctx.Abort();
}
}, (result.Ticket.GetExpiration(), Context));
}
public async Task Disconnect()
{
if (_userConnectionIdStore.TryGetValue(Context.User.GetUserId(), out var connectionId))
{
await DisconnectInternal();
Context.Abort();
}
}
public async Task RegisterNewUser(string userName, string roomName)
{
// Tries to reconnect
if (ConnectionToPlayerMapping.ContainsKey(Context.ConnectionId))
{
}
// Make Sure that the UserName is Unique
var validatedUserName = userName;
while (PlayerNameToPlayerMapping.ContainsKey(validatedUserName))
{
validatedUserName += new Random().Next(0, 9);
}
// Get or create the room
Room gameRoom;
if (!RoomNameToRoomMapping.ContainsKey(roomName))
{
gameRoom = new Room(roomName);
RoomNameToRoomMapping.Add(roomName, gameRoom);
}
else
{
gameRoom = RoomNameToRoomMapping[roomName];
}
// Update model
Player player = new Player {
UserName = validatedUserName
};
try
{
gameRoom.AddPlayer(player);
}
catch (Exception e)
{
await Clients.Caller.SendAsync(WebSocketActions.DISPLAY_MESSAGE, MessageTypes.ERROR, e.Message);
Context.Abort();
}
// Update local mappings
PlayerNameToPlayerMapping.Add(validatedUserName, player);
ConnectionToPlayerMapping.Add(Context.ConnectionId, validatedUserName);
// Update global groups
await Groups.AddToGroupAsync(Context.ConnectionId, roomName);
// Notify itself
await Clients.Caller.SendAsync(WebSocketActions.CONNECTION_ACCEPTED, validatedUserName, player.Equals(gameRoom.Host));
// Update game
await Clients.Group(roomName).SendAsync(WebSocketActions.UPDATE_GAME, Adapter.Convert(gameRoom));
}
public virtual IList <LocalizablePropertyValues> Map(ILanguageEntity languageEntity, IList <LocalizablePropertyValues> entityLocalizableProperties)
{
Type t = typeof(TCommerceEntity);
var commerceEntity = Activator.CreateInstance(t) as TCommerceEntity;
ILanguageEntity <TSourceEntity> l = languageEntity as ILanguageEntity <TSourceEntity>;
if (l == null)
{
Context.Abort(Context.CommerceContext.AddMessage(Context.GetPolicy <KnownResultCodes>().Error, "LanguageEntityMissing", null, "Language entity cannot be null").Result, Context);
}
else
{
MapLocalizeValues(l.Entity, commerceEntity);
if (entityLocalizableProperties == null)
{
entityLocalizableProperties = LocalizablePropertyListManager.GetEntityProperties(t, Context);
entityLocalizableProperties = entityLocalizableProperties?.Clone();
}
if (entityLocalizableProperties == null || !entityLocalizableProperties.Any())
{
return(new List <LocalizablePropertyValues>());
}
var properties = TypePropertyListManager.GetProperties(t);
foreach (var localizablePropertyValues in entityLocalizableProperties)
{
if (!string.IsNullOrEmpty(localizablePropertyValues.PropertyName))
{
var propertyInfo = properties.FirstOrDefault(x =>
x.Name.Equals(localizablePropertyValues.PropertyName, StringComparison.OrdinalIgnoreCase));
if (propertyInfo != null)
{
var propertyValue = propertyInfo.GetValue(commerceEntity);
var parameter = localizablePropertyValues.Parameters.FirstOrDefault(x =>
x.Key.Equals(languageEntity.Language, StringComparison.OrdinalIgnoreCase));
if (parameter == null)
{
parameter = new Parameter {
Key = languageEntity.Language, Value = null
};
localizablePropertyValues.Parameters.Add(parameter);
}
parameter.Value = propertyValue;
}
}
}
}
return(entityLocalizableProperties);
}
public override async Task OnConnectedAsync()
{
try
{
var feature = Context.Features.Get <IConnectionHeartbeatFeature>();
if (feature == null)
{
await _usersService.AddUserAsync(Context.ConnectionId, Context.User.SubId(),
Context.User.UserName());
await base.OnConnectedAsync();
return;
}
var context = Context.GetHttpContext();
if (context == null)
{
throw new InvalidOperationException("The HTTP context cannot be resolved.");
}
var result = await context.AuthenticateAsync(IdentityServerAuthenticationDefaults.AuthenticationScheme);
if (result.Ticket == null)
{
Context.Abort();
return;
}
var expiresClaim = result.Ticket.Principal.FindFirst(JwtClaimTypes.Expiration);
if (!long.TryParse(expiresClaim.Value, out var expiresValue))
{
Context.Abort();
return;
}
var expires = DateTimeOffset.FromUnixTimeSeconds(expiresValue);
feature.OnHeartbeat(state =>
{
var(innerExpires, connection) = ((DateTimeOffset, HubCallerContext))state;
if (innerExpires < DateTimeOffset.UtcNow)
{
connection.Abort();
}
}, (expires, Context));
await _usersService.AddUserAsync(Context.ConnectionId, Context.User.SubId(), Context.User.UserName());
await base.OnConnectedAsync();
}
catch (Exception e)
{
Console.WriteLine($"Add user failed. Error: {e.Message}");
}
}
/// <summary>
/// 关闭推送
/// </summary>
/// <returns></returns>
public async Task Close()
{
// 通知客户端退出 并 禁止重连
_queue.TryAdd(":Close");
while (_queue.Count > 0)
{
await Task.Delay(20);
}
Context.Abort();
}
public Task Broadcast(string sender, string message)
{
if (message == "abort")
{
Context.Abort();
return(Task.CompletedTask);
}
return(Clients.All.SendAsync("NewMessage", sender, message));
}
private async Task <bool> IsConnectionValid()
{
if (Context?.User?.Identity?.IsAuthenticated != true ||
await SignInManager.UserManager.IsLockedOutAsync(RemotelyUser))
{
_ = Clients.Caller.SendAsync("LockedOut");
Context.Abort();
return(false);
}
return(true);
}
public async Task SubscribeRawMemPoolItemsInfo(string nodeIdStr)
{
var valid = await CheckNodeIdValidAsync(nodeIdStr);
if (!valid)
{
Context.Abort();
}
string clientId = Context.ConnectionId;
await Groups.AddToGroupAsync(clientId, RawMemPoolItemsInfo_GroupNamePrefix + nodeIdStr);
}
public Task <bool> DeviceCameOnline(Device device)
{
try
{
if (ServiceConnections.Any(x => x.Value.ID == device.ID))
{
DataService.WriteEvent(new EventLog()
{
EventType = EventType.Info,
OrganizationID = device.OrganizationID,
Message = $"Device connection for {device?.DeviceName} was denied because it is already connected."
});
return(Task.FromResult(false));
}
var ip = Context.GetHttpContext()?.Connection?.RemoteIpAddress;
if (ip != null && ip.IsIPv4MappedToIPv6)
{
ip = ip.MapToIPv4();
}
device.PublicIP = ip?.ToString();
if (DataService.AddOrUpdateDevice(device, out var updatedDevice))
{
Device = updatedDevice;
ServiceConnections.AddOrUpdate(Context.ConnectionId, Device, (id, d) => Device);
var userIDs = BrowserHub.ConnectionIdToUserLookup.Values.Select(x => x.Id);
var filteredUserIDs = DataService.FilterUsersByDevicePermission(userIDs, Device.ID);
var connectionIds = BrowserHub.ConnectionIdToUserLookup
.Where(x => x.Value.OrganizationID == Device.OrganizationID &&
filteredUserIDs.Contains(x.Value.Id))
.Select(x => x.Key)
.ToList();
BrowserHubContext.Clients.Clients(connectionIds).SendAsync("DeviceCameOnline", Device);
return(Task.FromResult(true));
}
else
{
// Organization wasn't found.
return(Task.FromResult(false));
}
}
catch (Exception ex)
{
DataService.WriteEvent(ex, Device?.OrganizationID);
}
Context.Abort();
return(Task.FromResult(false));
}
public override async Task OnDisconnectedAsync(Exception exception)
{
UsersCount--;
string token = GetToken(Context.GetHttpContext());
await Clients.Caller.SendAsync("Disconnection");
await db.UpdateLoginStateAsync(token, false);
Context.Abort();
await base.OnDisconnectedAsync(exception);
}
public override async Task OnConnectedAsync()
{
try
{
ConnectionInfo.Add(this.Context);
await Groups.AddToGroupAsync(this.Context.ConnectionId, GroupId);
}
catch
{
Context.Abort();
}
}