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Handlers created for VersionInfoMsg and ClientLoginInfoMsg

combat-2
MagicBot 8 months ago
parent
f9c0a9c3b5
commit
b752006d6f
4 changed files with 255 additions and 187 deletions
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  1. 172
      src/engine/net/client/handlers/ClientLoginInfoMsgHandler.java
  2. 76
      src/engine/net/client/handlers/VersionInfoMsgHandler.java
  3. 4
      src/engine/server/login/LoginServer.java
  4. 190
      src/engine/server/login/LoginServerMsgHandler.java

172
src/engine/net/client/handlers/ClientLoginInfoMsgHandler.java
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@ -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;
}
}

76
src/engine/net/client/handlers/VersionInfoMsgHandler.java
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@ -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;
}
}

4
src/engine/server/login/LoginServer.java
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@ -55,7 +55,7 @@ public class LoginServer {
public static boolean worldServerRunning = false; public static boolean worldServerRunning = false;
public static boolean loginServerRunning = false; public static boolean loginServerRunning = false;
public static ServerStatusMsg serverStatusMsg = new ServerStatusMsg(0, (byte) 1); public static ServerStatusMsg serverStatusMsg = new ServerStatusMsg(0, (byte) 1);
private VersionInfoMsg versionInfoMessage; private static VersionInfoMsg versionInfoMessage;
// This is the entrypoint for the MagicBane Login Server when // This is the entrypoint for the MagicBane Login Server when
// it is executed by the command line scripts. The fun begins here! // it is executed by the command line scripts. The fun begins here!
@ -365,7 +365,7 @@ public class LoginServer {
} }
} }
public VersionInfoMsg getDefaultVersionInfo() { public static VersionInfoMsg getDefaultVersionInfo() {
return versionInfoMessage; return versionInfoMessage;
} }

190
src/engine/server/login/LoginServerMsgHandler.java
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@ -9,10 +9,8 @@
package engine.server.login; package engine.server.login;
import engine.Enum;
import engine.Enum.DispatchChannel; import engine.Enum.DispatchChannel;
import engine.Enum.GameObjectType; import engine.Enum.GameObjectType;
import engine.gameManager.ConfigManager;
import engine.gameManager.DbManager; import engine.gameManager.DbManager;
import engine.gameManager.SessionManager; import engine.gameManager.SessionManager;
import engine.job.JobScheduler; import engine.job.JobScheduler;
@ -75,23 +73,6 @@ public class LoginServerMsgHandler implements NetMsgHandler {
try { try {
switch (protocolMsg) { switch (protocolMsg) {
case VERSIONINFO:
this.VerifyCorrectClientVersion((VersionInfoMsg) clientNetMsg);
break;
case LOGIN:
if (LoginServer.loginServerRunning == true)
this.Login((ClientLoginInfoMsg) clientNetMsg, origin);
else
this.KickToLogin(MBServerStatics.LOGINERROR_LOGINSERVER_BUSY, "", origin);
break;
case KEEPALIVESERVERCLIENT:
// echo the keep alive back
origin.sendMsg(clientNetMsg);
break;
case SELECTSERVER: case SELECTSERVER:
this.SendServerInfo(origin); this.SendServerInfo(origin);
break; break;
@ -126,169 +107,8 @@ public class LoginServerMsgHandler implements NetMsgHandler {
return true; return true;
} }
private void VerifyCorrectClientVersion(VersionInfoMsg vim) {
ClientConnection cc;
String cMajorVer;
String cMinorVer;
VersionInfoMsg outVim;
cc = (ClientConnection) vim.getOrigin();
cMajorVer = vim.getMajorVersion();
cMinorVer = vim.getMinorVersion();
// if (!cMajorVer.equals(this.server.getDefaultVersionInfo().getMajorVersion())) {
// this.KickToLogin(MBServerStatics.LOGINERROR_INCORRECT_CLIENT_VERSION, "Major Version Failure: " + cMajorVer, cc);
// return;
// }
/* if (!cMinorVer.equals(this.server.getDefaultVersionInfo().getMinorVersion())) {
this.KickToLogin(MBServerStatics.LOGINERROR_INCORRECT_CLIENT_VERSION, "Minor Version Failure: " + cMinorVer, cc);
return;
} */
// if (cMinorVer == null) {
// this.KickToLogin(MBServerStatics.LOGINERROR_INCORRECT_CLIENT_VERSION, "Minor Version Failure: ", cc);
// return;
// }
// if (cMinorVer.length() < 8 || cMinorVer.length() > 16) {
// this.KickToLogin(MBServerStatics.LOGINERROR_INCORRECT_CLIENT_VERSION, "Minor Version Failure: ", cc);
// return;
// }
// set MachineID for this connection
cc.machineID = cMinorVer;
// send fake right back to the client
outVim = new VersionInfoMsg(vim.getMajorVersion(), this.server.getDefaultVersionInfo().getMinorVersion());
cc.sendMsg(outVim);
}
// our data access should be in a separate object
private void Login(ClientLoginInfoMsg clientLoginInfoMessage, ClientConnection clientConnection) {
// Add zero length strings to eliminate the need for null checking.
String uname = clientLoginInfoMessage.getUname();
String pass = clientLoginInfoMessage.getPword();
// Check to see if there is actually any data in uname.pass
if (uname.length() == 0) {
this.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "The username provided was zero length.", clientConnection);
return;
}
if (pass.length() == 0) {
this.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "The password provided was zero length.", clientConnection);
return;
}
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")) {
this.KickToLogin(MBServerStatics.LOGINERROR_INVALID_USERNAME_PASSWORD, "Could not find account (" + uname + ')', clientConnection);
Logger.info("Could not find account (" + uname + ')');
return;
}
Logger.info("AutoRegister: " + uname + "/" + pass);
DbManager.AccountQueries.CREATE_SINGLE(uname, pass);
account = DbManager.AccountQueries.GET_ACCOUNT(uname);
if (account == null) {
this.KickToLogin(MBServerStatics.LOGINERROR_INVALID_USERNAME_PASSWORD, "Could not find account (" + uname + ')', clientConnection);
Logger.info("Could not auto-create (" + uname + ')');
return;
}
}
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) {
this.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "Too many login in attempts for '" + uname + '\'', clientConnection);
Logger.info("Too many login in attempts for '" + uname + '\'');
return;
}
if (account.lastPasswordCheck < System.currentTimeMillis()) {
account.lastPasswordCheck = System.currentTimeMillis() + MBServerStatics.ONE_MINUTE;
}
// Attempt to validate login
try {
if (!account.passIsValid(pass, clientConnection.getClientIpAddress(), clientConnection.machineID)) {
account.incrementLoginAttempts();
this.KickToLogin(MBServerStatics.LOGINERROR_INVALID_USERNAME_PASSWORD, "", clientConnection);
Logger.info("Incorrect password(" + uname + ')');
return;
}
} catch (IllegalArgumentException e1) {
this.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "", clientConnection);
Logger.info("Failed forum account validation(" + uname + ')');
}
// Account deactivated
if (account.status.equals(Enum.AccountStatus.BANNED)) {
this.KickToLogin(MBServerStatics.LOGINERROR_NO_MORE_PLAYTIME_ON_ACCOUNT, "", clientConnection);
return;
}
// 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)
this.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, clientConnection);
// Set Invalid Login Attempts to 0
account.resetLoginAttempts();
// Send Login Response
ClientLoginInfoMsg loginResponse = new ClientLoginInfoMsg(clientLoginInfoMessage);
loginResponse.setUnknown06(8323072);
loginResponse.setUnknown07(3276800);
loginResponse.setUnknown08(196608);
loginResponse.setUnknown09((short) 15);
clientConnection.sendMsg(loginResponse);
// send character select screen
try {
this.sendCharacterSelectScreen(session);
} catch (Exception e) {
Logger.error("Unable to Send Character Select Screen to client");
this.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "Unable to send Character Select Screen to client.", clientConnection);
return;
}
// Logging
String addyPort = clientConnection.getRemoteAddressAndPortAsString();
int id = account.getObjectUUID();
Logger.info(uname + '(' + id + ") has successfully logged in from " + addyPort);
}
private void KickToLogin(int errCode, String message, ClientConnection origin) { public static void KickToLogin(int errCode, String message, ClientConnection origin) {
LoginErrorMsg msg = new LoginErrorMsg(errCode, message); LoginErrorMsg msg = new LoginErrorMsg(errCode, message);
PlayerCharacter player = origin.getPlayerCharacter(); PlayerCharacter player = origin.getPlayerCharacter();
@ -307,18 +127,18 @@ public class LoginServerMsgHandler implements NetMsgHandler {
JobScheduler.getInstance().scheduleJob(dj, 250); JobScheduler.getInstance().scheduleJob(dj, 250);
} }
protected void sendCharacterSelectScreen(Session s) { public static void sendCharacterSelectScreen(Session s) {
sendCharacterSelectScreen(s, false); sendCharacterSelectScreen(s, false);
} }
private void sendCharacterSelectScreen(Session s, boolean fromCommit) { private static void sendCharacterSelectScreen(Session s, boolean fromCommit) {
if (s.getAccount() != null) { if (s.getAccount() != null) {
CharSelectScreenMsg cssm = new CharSelectScreenMsg(s, fromCommit); CharSelectScreenMsg cssm = new CharSelectScreenMsg(s, fromCommit);
s.getConn().sendMsg(cssm); s.getConn().sendMsg(cssm);
} else { } else {
Logger.error("No Account Found: Unable to Send Character Select Screen"); Logger.error("No Account Found: Unable to Send Character Select Screen");
this.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "Unable to send Character Select Screen to client.", s.getConn()); LoginServerMsgHandler.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "Unable to send Character Select Screen to client.", s.getConn());
} }
} }
@ -430,7 +250,7 @@ public class LoginServerMsgHandler implements NetMsgHandler {
if (player == null) { if (player == null) {
Logger.info("Unable to find character ID " + gameServerIPRequestMessage.getCharacterUUID()); Logger.info("Unable to find character ID " + gameServerIPRequestMessage.getCharacterUUID());
this.KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "PlayerCharacter lookup failed in .RequestGameServer().", conn); KickToLogin(MBServerStatics.LOGINERROR_UNABLE_TO_LOGIN, "PlayerCharacter lookup failed in .RequestGameServer().", conn);
return; return;
} }

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