public async Task <LoginCheckerResponse> DoLogin(Login login, string ip)
{
await semaphore.WaitAsync();
try
{
var userID = login.UserID;
var lobbyVersion = login.LobbyVersion;
using (var db = new ZkDataContext())
{
if (!VerifyIp(ip))
{
return(new LoginCheckerResponse(LoginResponse.Code.BannedTooManyConnectionAttempts));
}
SteamWebApi.PlayerInfo info = null;
if (!string.IsNullOrEmpty(login.SteamAuthToken))
{
info = await server.SteamWebApi.VerifyAndGetAccountInformation(login.SteamAuthToken);
if (info == null)
{
LogIpFailure(ip);
return(new LoginCheckerResponse(LoginResponse.Code.InvalidSteamToken));
}
}
Account accBySteamID = null;
Account accByLogin = null;
if (info != null)
{
accBySteamID = db.Accounts.Include(x => x.Clan).Include(x => x.Faction).FirstOrDefault(x => x.SteamID == info.steamid);
}
if (!string.IsNullOrEmpty(login.Name))
{
var loginToUpper = login.Name.ToUpper();
accByLogin = db.Accounts.Include(x => x.Clan).Include(x => x.Faction).FirstOrDefault(x => x.Name == login.Name) ?? db.Accounts.Include(x => x.Clan).Include(x => x.Faction).FirstOrDefault(x => x.Name.ToUpper() == loginToUpper);
}
if (accBySteamID == null)
{
if (accByLogin == null)
{
LogIpFailure(ip);
if (!string.IsNullOrEmpty(login.Name))
{
return(new LoginCheckerResponse(LoginResponse.Code.InvalidName));
}
else
{
return(new LoginCheckerResponse(LoginResponse.Code.SteamNotLinkedAndLoginMissing));
}
}
if (string.IsNullOrEmpty(login.PasswordHash) || !accByLogin.VerifyPassword(login.PasswordHash))
{
LogIpFailure(ip);
return(new LoginCheckerResponse(LoginResponse.Code.InvalidPassword));
}
}
var acc = accBySteamID ?? accByLogin;
var ret = new LoginCheckerResponse(LoginResponse.Code.Ok);
ret.LoginResponse.Name = acc.Name;
var user = ret.User;
acc.Country = ResolveCountry(ip);
if ((acc.Country == null) || string.IsNullOrEmpty(acc.Country))
{
acc.Country = "??";
}
acc.LobbyVersion = lobbyVersion;
acc.LastLogin = DateTime.UtcNow;
if (info != null)
{
if (db.Accounts.Any(x => x.SteamID == info.steamid && x.Name != acc.Name))
{
LogIpFailure(ip);
return(new LoginCheckerResponse(LoginResponse.Code.SteamLinkedToDifferentAccount));
}
acc.SteamID = info.steamid;
acc.SteamName = info.personaname;
}
user.LobbyVersion = login.LobbyVersion;
user.IpAddress = ip;
UpdateUserFromAccount(user, acc);
LogIP(db, acc, ip);
LogUserID(db, acc, userID);
db.SaveChanges();
ret.LoginResponse.SessionToken = Guid.NewGuid().ToString(); // create session token
var banPenalty = Punishment.GetActivePunishment(acc.AccountID, ip, userID, x => x.BanLobby);
if (banPenalty != null)
{
return
(BlockLogin(
$"Banned until {banPenalty.BanExpires} (match to {banPenalty.AccountByAccountID.Name}), reason: {banPenalty.Reason}",
acc,
ip,
userID));
}
if (!acc.HasVpnException && GlobalConst.VpnCheckEnabled)
{
if (HasVpn(ip, acc, db))
{
return(BlockLogin("Connection using proxy or VPN is not allowed! (You can ask for exception)", acc, ip, userID));
}
}
return(ret);
}
}
finally
{
semaphore.Release();
}
}
public async Task<RegisterResponse> DoRegister(Register register, string ip)
{
if (!Account.IsValidLobbyName(register.Name)) return new RegisterResponse(RegisterResponse.Code.NameHasInvalidCharacters);
if (server.ConnectedUsers.ContainsKey(register.Name)) return new RegisterResponse(RegisterResponse.Code.AlreadyConnected);
if (string.IsNullOrEmpty(register.PasswordHash) && string.IsNullOrEmpty(register.SteamAuthToken)) return new RegisterResponse(RegisterResponse.Code.MissingBothPasswordAndToken);
if (!VerifyIp(ip)) return new RegisterResponse(RegisterResponse.Code.BannedTooManyAttempts);
var banPenalty = Punishment.GetActivePunishment(null, ip, register.UserID, register.InstallID, x => x.BanLobby);
if (banPenalty != null) return new RegisterResponse(RegisterResponse.Code.Banned) {BanReason = banPenalty.Reason};
SteamWebApi.PlayerInfo info = null;
if (!string.IsNullOrEmpty(register.SteamAuthToken))
{
info = await server.SteamWebApi.VerifyAndGetAccountInformation(register.SteamAuthToken);
if (info == null) return new RegisterResponse(RegisterResponse.Code.InvalidSteamToken);
}
using (var db = new ZkDataContext())
{
var registerName = register.Name.ToUpper();
var existingByName = db.Accounts.FirstOrDefault(x => x.Name.ToUpper() == registerName);
if (existingByName != null)
{
if (info != null && existingByName.SteamID == info.steamid) return new RegisterResponse(RegisterResponse.Code.AlreadyRegisteredWithThisSteamToken);
if (info == null && !string.IsNullOrEmpty(register.PasswordHash) && existingByName.VerifyPassword(register.PasswordHash)) return new RegisterResponse(RegisterResponse.Code.AlreadyRegisteredWithThisPassword);
return new RegisterResponse(RegisterResponse.Code.NameAlreadyTaken);
}
var acc = new Account() { Name = register.Name };
acc.SetPasswordHashed(register.PasswordHash);
acc.SetName(register.Name);
acc.SetAvatar();
acc.Email = register.Email;
if (info != null)
{
var existingBySteam = db.Accounts.FirstOrDefault(x => x.SteamID == info.steamid);
if (existingBySteam != null)
return new RegisterResponse(RegisterResponse.Code.SteamAlreadyRegistered);
acc.SteamID = info.steamid;
acc.SteamName = info.personaname;
} else if (string.IsNullOrEmpty(register.PasswordHash))
{
return new RegisterResponse(RegisterResponse.Code.InvalidPassword);
}
LogIP(db, acc, ip);
LogUserID(db, acc, register.UserID, register.InstallID);
db.Accounts.Add(acc);
db.SaveChanges();
var smurfs = acc.GetSmurfs().Where(a => a.PunishmentsByAccountID.Any(x => x.BanExpires > DateTime.UtcNow));
if (smurfs.Any())
{
await server.GhostChanSay(GlobalConst.ModeratorChannel, string.Format("Smurf Alert! {0} might be a smurf of {1}. Check https://zero-k.info/Users/AdminUserDetail/{2}", acc.Name, smurfs.OrderByDescending(x => x.Level).First().Name, acc.AccountID));
}
}
return new RegisterResponse(RegisterResponse.Code.Ok);
}
public async Task <RegisterResponse> DoRegister(Register register, string ip)
{
if (!Account.IsValidLobbyName(register.Name))
{
return(new RegisterResponse(RegisterResponse.Code.NameHasInvalidCharacters));
}
if (server.ConnectedUsers.ContainsKey(register.Name))
{
return(new RegisterResponse(RegisterResponse.Code.AlreadyConnected));
}
if (string.IsNullOrEmpty(register.PasswordHash) && string.IsNullOrEmpty(register.SteamAuthToken))
{
return(new RegisterResponse(RegisterResponse.Code.MissingBothPasswordAndToken));
}
if (!VerifyIp(ip))
{
return(new RegisterResponse(RegisterResponse.Code.BannedTooManyAttempts));
}
var banPenalty = Punishment.GetActivePunishment(null, ip, register.UserID, x => x.BanLobby);
if (banPenalty != null)
{
return new RegisterResponse(RegisterResponse.Code.Banned)
{
BanReason = banPenalty.Reason
}
}
;
SteamWebApi.PlayerInfo info = null;
if (!string.IsNullOrEmpty(register.SteamAuthToken))
{
info = await server.SteamWebApi.VerifyAndGetAccountInformation(register.SteamAuthToken);
if (info == null)
{
return(new RegisterResponse(RegisterResponse.Code.InvalidSteamToken));
}
}
using (var db = new ZkDataContext())
{
var registerName = register.Name.ToUpper();
var existingByName = db.Accounts.FirstOrDefault(x => x.Name.ToUpper() == registerName);
if (existingByName != null)
{
if (info != null && existingByName.SteamID == info.steamid)
{
return(new RegisterResponse(RegisterResponse.Code.AlreadyRegisteredWithThisSteamToken));
}
if (info == null && !string.IsNullOrEmpty(register.PasswordHash) && existingByName.VerifyPassword(register.PasswordHash))
{
return(new RegisterResponse(RegisterResponse.Code.AlreadyRegisteredWithThisPassword));
}
return(new RegisterResponse(RegisterResponse.Code.NameAlreadyTaken));
}
var acc = new Account()
{
Name = register.Name
};
acc.SetPasswordHashed(register.PasswordHash);
acc.SetName(register.Name);
acc.SetAvatar();
acc.Email = register.Email;
if (info != null)
{
var existingBySteam = db.Accounts.FirstOrDefault(x => x.SteamID == info.steamid);
if (existingBySteam != null)
{
return(new RegisterResponse(RegisterResponse.Code.SteamAlreadyRegistered));
}
acc.SteamID = info.steamid;
acc.SteamName = info.personaname;
}
else if (string.IsNullOrEmpty(register.PasswordHash))
{
return(new RegisterResponse(RegisterResponse.Code.InvalidPassword));
}
LogIP(db, acc, ip);
LogUserID(db, acc, register.UserID);
db.Accounts.Add(acc);
db.SaveChanges();
}
return(new RegisterResponse(RegisterResponse.Code.Ok));
}
public async Task <LoginCheckerResponse> DoLogin(Login login, string ip, List <ulong> dlc)
{
var limit = MiscVar.ZklsMaxUsers;
if (limit > 0 && server.ConnectedUsers.Count >= limit)
{
return(new LoginCheckerResponse(LoginResponse.Code.ServerFull));
}
await semaphore.WaitAsync();
try
{
var userID = login.UserID;
var installID = login.InstallID;
var lobbyVersion = login.LobbyVersion;
using (var db = new ZkDataContext())
{
if (!VerifyIp(ip))
{
return(new LoginCheckerResponse(LoginResponse.Code.BannedTooManyConnectionAttempts));
}
SteamWebApi.PlayerInfo info = null;
if (!string.IsNullOrEmpty(login.SteamAuthToken))
{
info = await server.SteamWebApi.VerifyAndGetAccountInformation(login.SteamAuthToken);
if (info == null)
{
LogIpFailure(ip);
return(new LoginCheckerResponse(LoginResponse.Code.InvalidSteamToken));
}
}
Account accBySteamID = null;
Account accByLogin = null;
if (info != null)
{
accBySteamID = db.Accounts.Include(x => x.Clan).Include(x => x.Faction).FirstOrDefault(x => x.SteamID == info.steamid);
}
if (!string.IsNullOrEmpty(login.Name))
{
accByLogin = db.Accounts.Include(x => x.Clan).Include(x => x.Faction).FirstOrDefault(x => x.Name == login.Name) ?? db.Accounts.Include(x => x.Clan).Include(x => x.Faction).FirstOrDefault(x => x.Name.Equals(login.Name, StringComparison.CurrentCultureIgnoreCase));
}
if (accBySteamID == null)
{
if (accByLogin == null)
{
LogIpFailure(ip);
if (!string.IsNullOrEmpty(login.Name))
{
return(new LoginCheckerResponse(LoginResponse.Code.InvalidName));
}
else
{
return(new LoginCheckerResponse(LoginResponse.Code.SteamNotLinkedAndLoginMissing));
}
}
if (string.IsNullOrEmpty(login.PasswordHash) || !accByLogin.VerifyPassword(login.PasswordHash))
{
LogIpFailure(ip);
return(new LoginCheckerResponse(LoginResponse.Code.InvalidPassword));
}
}
var acc = accBySteamID ?? accByLogin;
var ret = new LoginCheckerResponse(LoginResponse.Code.Ok);
ret.LoginResponse.Name = acc.Name;
var user = ret.User;
acc.Country = ResolveCountry(ip);
if ((acc.Country == null) || string.IsNullOrEmpty(acc.Country))
{
acc.Country = "??";
}
acc.LobbyVersion = lobbyVersion;
acc.LastLogin = DateTime.UtcNow;
if (info != null)
{
if (db.Accounts.Any(x => x.SteamID == info.steamid && x.Name != acc.Name))
{
LogIpFailure(ip);
return(new LoginCheckerResponse(LoginResponse.Code.SteamLinkedToDifferentAccount));
}
acc.SteamID = info.steamid;
acc.SteamName = info.personaname;
}
user.LobbyVersion = login.LobbyVersion;
user.IpAddress = ip;
acc.VerifyAndAddDlc(dlc);
UpdateUserFromAccount(user, acc);
LogIP(db, acc, ip);
LogUserID(db, acc, userID, installID);
if (String.IsNullOrEmpty(installID) && !acc.HasVpnException)
{
await server.GhostChanSay(GlobalConst.ModeratorChannel, string.Format("{0} just logged in with an unsupported lobby https://zero-k.info/Users/AdminUserDetail/{1}", acc.Name, acc.AccountID));
}
db.SaveChanges();
ret.LoginResponse.SessionToken = Guid.NewGuid().ToString(); // create session token
var banPenalty = Punishment.GetActivePunishment(acc.AccountID, ip, userID, installID, x => x.BanLobby);
if (banPenalty != null)
{
return
(BlockLogin(
$"Banned until {banPenalty.BanExpires} (match to {banPenalty.AccountByAccountID.Name}), reason: {banPenalty.Reason}",
acc,
ip,
userID,
installID));
}
if (!acc.HasVpnException && GlobalConst.VpnCheckEnabled)
{
if (HasVpn(ip, acc, db))
{
return(BlockLogin("Connection using proxy or VPN is not allowed! (You can ask for exception)", acc, ip, userID, installID));
}
}
return(ret);
}
}
finally
{
semaphore.Release();
}
}
