Handlers created for VersionInfoMsg and ClientLoginInfoMsg

This commit is contained in:
2024-03-31 10:09:32 -04:00
parent f9c0a9c3b5
commit b752006d6f
4 changed files with 255 additions and 187 deletions
@@ -0,0 +1,172 @@
// • ▌ ▄ ·. ▄▄▄· ▄▄ • ▪ ▄▄· ▄▄▄▄· ▄▄▄· ▐▄▄▄ ▄▄▄ .
// ·██ ▐███▪▐█ ▀█ ▐█ ▀ ▪██ ▐█ ▌▪▐█ ▀█▪▐█ ▀█ •█▌ ▐█▐▌·
// ▐█ ▌▐▌▐█·▄█▀▀█ ▄█ ▀█▄▐█·██ ▄▄▐█▀▀█▄▄█▀▀█ ▐█▐ ▐▌▐▀▀▀
// ██ ██▌▐█▌▐█ ▪▐▌▐█▄▪▐█▐█▌▐███▌██▄▪▐█▐█ ▪▐▌██▐ █▌▐█▄▄▌
// ▀▀ █▪▀▀▀ ▀ ▀ ·▀▀▀▀ ▀▀▀·▀▀▀ ·▀▀▀▀ ▀ ▀ ▀▀ █▪ ▀▀▀
// Magicbane Emulator Project © 2013 - 2022
// www.magicbane.com
package engine.net.client.handlers;
import engine.Enum;
import engine.exception.MsgSendException;
import engine.gameManager.ConfigManager;
import engine.gameManager.DbManager;
import engine.gameManager.SessionManager;
import engine.net.client.ClientConnection;
import engine.net.client.msg.ClientNetMsg;
import engine.net.client.msg.login.ClientLoginInfoMsg;
import engine.objects.Account;
import engine.objects.PlayerCharacter;
import engine.server.MBServerStatics;
import engine.server.login.LoginServer;
import engine.server.login.LoginServerMsgHandler;
import engine.session.Session;
import org.pmw.tinylog.Logger;
public class ClientLoginInfoMsgHandler extends AbstractClientMsgHandler {
public ClientLoginInfoMsgHandler() {
super(ClientLoginInfoMsg.class);
}
@Override
protected boolean _handleNetMsg(ClientNetMsg baseMsg, ClientConnection origin) throws MsgSendException {
PlayerCharacter playerCharacter = origin.getPlayerCharacter();
// Member variable declaration
ClientLoginInfoMsg msg;
// Member variable assignment
msg = (ClientLoginInfoMsg) baseMsg;
// Add zero length strings to eliminate the need for null checking.
String uname = msg.getUname();
String pass = msg.getPword();
// Check to see if there is actually any data in uname.pass
if (uname.length() == 0) {
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "The username provided was zero length.", origin);
return true;
}
if (pass.length() == 0) {
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "The password provided was zero length.", origin);
return true;
}
if (LoginServer.loginServerRunning == false) {
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_LOGINSERVER_BUSY, "", origin);
return true;
}
Account account;
account = DbManager.AccountQueries.GET_ACCOUNT(uname);
// Create the account if it doesn't exist and MB_LOGIN_AUTOREG is TRUE;
// This is to support MagicBox users without a web hosting skillset.
if (account == null) {
if (ConfigManager.MB_LOGIN_AUTOREG.getValue().equalsIgnoreCase("false")) {
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_INVALID_USERNAME_PASSWORD, "Could not find account (" + uname + ')', origin);
Logger.info("Could not find account (" + uname + ')');
return true;
}
Logger.info("AutoRegister: " + uname + "/" + pass);
DbManager.AccountQueries.CREATE_SINGLE(uname, pass);
account = DbManager.AccountQueries.GET_ACCOUNT(uname);
if (account == null) {
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_INVALID_USERNAME_PASSWORD, "Could not find account (" + uname + ')', origin);
Logger.info("Could not auto-create (" + uname + ')');
return true;
}
}
if (account.getLastLoginFailure() + MBServerStatics.RESET_LOGIN_ATTEMPTS_AFTER < System.currentTimeMillis())
account.resetLoginAttempts();
// TODO: Log the login attempts IP, name, password and timestamp
// Check number invalid login attempts. If 5 or greater, kick to login.
if (account.getLoginAttempts() >= MBServerStatics.MAX_LOGIN_ATTEMPTS) {
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "Too many login in attempts for '" + uname + '\'', origin);
Logger.info("Too many login in attempts for '" + uname + '\'');
return true;
}
if (account.lastPasswordCheck < System.currentTimeMillis()) {
account.lastPasswordCheck = System.currentTimeMillis() + MBServerStatics.ONE_MINUTE;
}
// Attempt to validate login
try {
if (!account.passIsValid(pass, origin.getClientIpAddress(), origin.machineID)) {
account.incrementLoginAttempts();
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_INVALID_USERNAME_PASSWORD, "", origin);
Logger.info("Incorrect password(" + uname + ')');
return true;
}
} catch (IllegalArgumentException e1) {
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "", origin);
Logger.info("Failed forum account validation(" + uname + ')');
}
// Account deactivated
if (account.status.equals(Enum.AccountStatus.BANNED)) {
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_NO_MORE_PLAYTIME_ON_ACCOUNT, "", origin);
return true;
}
// Check to see if we have a Session mapped with this Account:
Session session = SessionManager.getSession(account);
// If there is, then the account is in use and must be handled:
// kick the 'other connection'
if (session != null)
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "Your account has been accessed from a different IP & Port.", session.getConn()); // Logout the character
// TODO implement character logout
// Get a new session
session = SessionManager.getNewSession(account, origin);
// Set Invalid Login Attempts to 0
account.resetLoginAttempts();
// Send Login Response
ClientLoginInfoMsg loginResponse = new ClientLoginInfoMsg(msg);
loginResponse.setUnknown06(8323072);
loginResponse.setUnknown07(3276800);
loginResponse.setUnknown08(196608);
loginResponse.setUnknown09((short) 15);
origin.sendMsg(loginResponse);
// send character select screen
try {
LoginServerMsgHandler.sendCharacterSelectScreen(session);
} catch (Exception e) {
Logger.error("Unable to Send Character Select Screen to client");
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "Unable to send Character Select Screen to client.", origin);
return true;
}
// Logging
String addyPort = origin.getRemoteAddressAndPortAsString();
int id = account.getObjectUUID();
Logger.info(uname + '(' + id + ") has successfully logged in from " + addyPort);
return true;
}
}
@@ -0,0 +1,76 @@
// • ▌ ▄ ·. ▄▄▄· ▄▄ • ▪ ▄▄· ▄▄▄▄· ▄▄▄· ▐▄▄▄ ▄▄▄ .
// ·██ ▐███▪▐█ ▀█ ▐█ ▀ ▪██ ▐█ ▌▪▐█ ▀█▪▐█ ▀█ •█▌ ▐█▐▌·
// ▐█ ▌▐▌▐█·▄█▀▀█ ▄█ ▀█▄▐█·██ ▄▄▐█▀▀█▄▄█▀▀█ ▐█▐ ▐▌▐▀▀▀
// ██ ██▌▐█▌▐█ ▪▐▌▐█▄▪▐█▐█▌▐███▌██▄▪▐█▐█ ▪▐▌██▐ █▌▐█▄▄▌
// ▀▀ █▪▀▀▀ ▀ ▀ ·▀▀▀▀ ▀▀▀·▀▀▀ ·▀▀▀▀ ▀ ▀ ▀▀ █▪ ▀▀▀
// Magicbane Emulator Project © 2013 - 2022
// www.magicbane.com
package engine.net.client.handlers;
import engine.exception.MsgSendException;
import engine.net.client.ClientConnection;
import engine.net.client.msg.ClientNetMsg;
import engine.net.client.msg.login.VersionInfoMsg;
import engine.objects.PlayerCharacter;
import engine.server.MBServerStatics;
import engine.server.login.LoginServer;
import engine.server.login.LoginServerMsgHandler;
public class VersionInfoMsgHandler extends AbstractClientMsgHandler {
public VersionInfoMsgHandler() {
super(VersionInfoMsg.class);
}
@Override
protected boolean _handleNetMsg(ClientNetMsg baseMsg, ClientConnection origin) throws MsgSendException {
PlayerCharacter playerCharacter = origin.getPlayerCharacter();
String cMajorVer;
String cMinorVer;
VersionInfoMsg outVim;
// Member variable declaration
VersionInfoMsg msg;
// Member variable assignment
msg = (VersionInfoMsg) baseMsg;
cMajorVer = msg.getMajorVersion();
cMinorVer = msg.getMinorVersion();
if (!cMajorVer.equals(LoginServer.getDefaultVersionInfo().getMajorVersion())) {
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_INCORRECT_CLIENT_VERSION, "Major Version Failure: " + cMajorVer, origin);
return true;
}
/* if (!cMinorVer.equals(this.server.getDefaultVersionInfo().getMinorVersion())) {
this.KickToLogin(MBServerStatics.LOGINERROR_INCORRECT_CLIENT_VERSION, "Minor Version Failure: " + cMinorVer, cc);
return;
} */
if (cMinorVer == null) {
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_INCORRECT_CLIENT_VERSION, "Minor Version Failure: ", origin);
return true;
}
if (cMinorVer.length() < 8 || cMinorVer.length() > 16) {
LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_INCORRECT_CLIENT_VERSION, "Minor Version Failure: ", origin);
return true;
}
// set MachineID for this connection
origin.machineID = cMinorVer;
// send fake right back to the client
outVim = new VersionInfoMsg(msg.getMajorVersion(), LoginServer.getDefaultVersionInfo().getMinorVersion());
origin.sendMsg(outVim);
return true;
}
}