mirror of
https://github.com/EQEmu/Server.git
synced 2026-05-22 12:18:27 +00:00
Auto link ls accounts plus auto-create
This commit is contained in:
KimLS
+271
-81
@@ -17,10 +17,10 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "client.h"
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#include "login_server.h"
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#include "login_structures.h"
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#include "../common/misc_functions.h"
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#include "../common/eqemu_logsys.h"
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#include "../common/string_util.h"
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#include "encryption.h"
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extern LoginServer server;
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@@ -192,6 +192,11 @@ void Client::Handle_Login(const char* data, unsigned int size)
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return;
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}
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if (size < sizeof(LoginLoginRequest_Struct)) {
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Log(Logs::General, Logs::Error, "Login received packet of size: %u, this would cause a buffer overflow, discarding.", size);
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return;
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}
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char *login_packet_buffer = nullptr;
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unsigned int db_account_id = 0;
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@@ -219,6 +224,8 @@ void Client::Handle_Login(const char* data, unsigned int size)
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return;
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}
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memcpy(&llrs, data, sizeof(LoginLoginRequest_Struct));
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bool result = false;
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if (outbuffer[0] == 0 && outbuffer[1] == 0) {
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if (server.options.IsTokenLoginAllowed()) {
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@@ -236,7 +243,9 @@ void Client::Handle_Login(const char* data, unsigned int size)
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}
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if (server.db->GetLoginDataFromAccountInfo(user, db_loginserver, db_account_password_hash, db_account_id) == false) {
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status = cs_creating_account;
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AttemptLoginAccountCreation(user, cred, db_loginserver);
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return;
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}
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else {
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if (eqcrypt_verify_hash(user, cred, db_account_password_hash, mode)) {
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@@ -251,87 +260,10 @@ void Client::Handle_Login(const char* data, unsigned int size)
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/* Login Accepted */
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if (result) {
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server.client_manager->RemoveExistingClient(db_account_id, db_loginserver);
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in_addr in;
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in.s_addr = connection->GetRemoteIP();
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server.db->UpdateLSAccountData(db_account_id, std::string(inet_ntoa(in)));
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GenerateKey();
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account_id = db_account_id;
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account_name = user;
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loginserver_name = db_loginserver;
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EQApplicationPacket *outapp = new EQApplicationPacket(OP_LoginAccepted, 10 + 80);
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const LoginLoginRequest_Struct* llrs = (const LoginLoginRequest_Struct *)data;
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LoginAccepted_Struct* login_accepted = (LoginAccepted_Struct *)outapp->pBuffer;
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login_accepted->unknown1 = llrs->unknown1;
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login_accepted->unknown2 = llrs->unknown2;
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login_accepted->unknown3 = llrs->unknown3;
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login_accepted->unknown4 = llrs->unknown4;
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login_accepted->unknown5 = llrs->unknown5;
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LoginFailedAttempts_Struct * login_failed_attempts = new LoginFailedAttempts_Struct;
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memset(login_failed_attempts, 0, sizeof(LoginFailedAttempts_Struct));
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login_failed_attempts->failed_attempts = 0;
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login_failed_attempts->message = 0x01;
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login_failed_attempts->lsid = db_account_id;
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login_failed_attempts->unknown3[3] = 0x03;
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login_failed_attempts->unknown4[3] = 0x02;
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login_failed_attempts->unknown5[0] = 0xe7;
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login_failed_attempts->unknown5[1] = 0x03;
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login_failed_attempts->unknown6[0] = 0xff;
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login_failed_attempts->unknown6[1] = 0xff;
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login_failed_attempts->unknown6[2] = 0xff;
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login_failed_attempts->unknown6[3] = 0xff;
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login_failed_attempts->unknown7[0] = 0xa0;
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login_failed_attempts->unknown7[1] = 0x05;
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login_failed_attempts->unknown8[3] = 0x02;
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login_failed_attempts->unknown9[0] = 0xff;
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login_failed_attempts->unknown9[1] = 0x03;
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login_failed_attempts->unknown11[0] = 0x63;
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login_failed_attempts->unknown12[0] = 0x01;
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memcpy(login_failed_attempts->key, key.c_str(), key.size());
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char encrypted_buffer[80] = { 0 };
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auto rc = eqcrypt_block((const char*)login_failed_attempts, 75, encrypted_buffer, 1);
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if (rc == nullptr) {
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LogF(Logs::General, Logs::Debug, "Failed to encrypt eqcrypt block");
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}
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memcpy(login_accepted->encrypt, encrypted_buffer, 80);
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if (server.options.IsDumpOutPacketsOn()) {
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DumpPacket(outapp);
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}
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connection->QueuePacket(outapp);
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delete outapp;
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status = cs_logged_in;
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DoSuccessfulLogin(user, db_account_id, db_loginserver);
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}
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else {
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EQApplicationPacket *outapp = new EQApplicationPacket(OP_LoginAccepted, sizeof(LoginLoginFailed_Struct));
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const LoginLoginRequest_Struct* llrs = (const LoginLoginRequest_Struct *)data;
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LoginLoginFailed_Struct* llas = (LoginLoginFailed_Struct *)outapp->pBuffer;
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llas->unknown1 = llrs->unknown1;
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llas->unknown2 = llrs->unknown2;
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llas->unknown3 = llrs->unknown3;
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llas->unknown4 = llrs->unknown4;
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llas->unknown5 = llrs->unknown5;
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memcpy(llas->unknown6, FailedLoginResponseData, sizeof(FailedLoginResponseData));
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if (server.options.IsDumpOutPacketsOn()) {
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DumpPacket(outapp);
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}
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connection->QueuePacket(outapp);
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delete outapp;
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status = cs_failed_to_login;
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DoFailedLogin();
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}
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}
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@@ -400,3 +332,261 @@ void Client::GenerateKey()
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count++;
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}
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}
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void Client::AttemptLoginAccountCreation(const std::string &user, const std::string &pass, const std::string &loginserver)
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{
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if (loginserver == "eqemu") {
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if (!server.options.CanAutoCreateAccounts()) {
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DoFailedLogin();
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return;
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}
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if (server.options.GetEQEmuLoginServerAddress().length() == 0) {
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DoFailedLogin();
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return;
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}
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auto addr_components = SplitString(server.options.GetEQEmuLoginServerAddress(), ':');
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if (addr_components.size() != 2) {
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DoFailedLogin();
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return;
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}
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stored_user = user;
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stored_pass = pass;
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auto address = addr_components[0];
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auto port = std::stoi(addr_components[1]);
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EQ::Net::DNSLookup(address, port, false, [=](const std::string &addr) {
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if (addr.empty()) {
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DoFailedLogin();
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return;
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}
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login_connection_manager.reset(new EQ::Net::DaybreakConnectionManager());
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login_connection_manager->OnNewConnection(std::bind(&Client::LoginOnNewConnection, this, std::placeholders::_1));
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login_connection_manager->OnConnectionStateChange(std::bind(&Client::LoginOnStatusChange, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3));
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login_connection_manager->OnPacketRecv(std::bind(&Client::LoginOnPacketRecv, this, std::placeholders::_1, std::placeholders::_2));
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login_connection_manager->Connect(addr, port);
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});
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}
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else {
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if (!server.options.CanAutoCreateAccounts()) {
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DoFailedLogin();
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return;
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}
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CreateLocalAccount(user, pass);
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}
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}
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void Client::DoFailedLogin()
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{
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stored_user.clear();
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stored_pass.clear();
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EQApplicationPacket outapp(OP_LoginAccepted, sizeof(LoginLoginFailed_Struct));
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LoginLoginFailed_Struct* llas = (LoginLoginFailed_Struct *)outapp.pBuffer;
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llas->unknown1 = llrs.unknown1;
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llas->unknown2 = llrs.unknown2;
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llas->unknown3 = llrs.unknown3;
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llas->unknown4 = llrs.unknown4;
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llas->unknown5 = llrs.unknown5;
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memcpy(llas->unknown6, FailedLoginResponseData, sizeof(FailedLoginResponseData));
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if (server.options.IsDumpOutPacketsOn()) {
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DumpPacket(&outapp);
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}
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connection->QueuePacket(&outapp);
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status = cs_failed_to_login;
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}
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void Client::DoSuccessfulLogin(const std::string &user, int db_account_id, const std::string &db_loginserver)
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{
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stored_user.clear();
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stored_pass.clear();
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server.client_manager->RemoveExistingClient(db_account_id, db_loginserver);
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in_addr in;
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in.s_addr = connection->GetRemoteIP();
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server.db->UpdateLSAccountData(db_account_id, std::string(inet_ntoa(in)));
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GenerateKey();
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account_id = db_account_id;
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account_name = user;
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loginserver_name = db_loginserver;
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EQApplicationPacket *outapp = new EQApplicationPacket(OP_LoginAccepted, 10 + 80);
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LoginAccepted_Struct* login_accepted = (LoginAccepted_Struct *)outapp->pBuffer;
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login_accepted->unknown1 = llrs.unknown1;
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login_accepted->unknown2 = llrs.unknown2;
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login_accepted->unknown3 = llrs.unknown3;
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login_accepted->unknown4 = llrs.unknown4;
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login_accepted->unknown5 = llrs.unknown5;
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LoginFailedAttempts_Struct * login_failed_attempts = new LoginFailedAttempts_Struct;
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memset(login_failed_attempts, 0, sizeof(LoginFailedAttempts_Struct));
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login_failed_attempts->failed_attempts = 0;
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login_failed_attempts->message = 0x01;
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login_failed_attempts->lsid = db_account_id;
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login_failed_attempts->unknown3[3] = 0x03;
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login_failed_attempts->unknown4[3] = 0x02;
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login_failed_attempts->unknown5[0] = 0xe7;
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login_failed_attempts->unknown5[1] = 0x03;
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login_failed_attempts->unknown6[0] = 0xff;
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login_failed_attempts->unknown6[1] = 0xff;
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login_failed_attempts->unknown6[2] = 0xff;
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login_failed_attempts->unknown6[3] = 0xff;
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login_failed_attempts->unknown7[0] = 0xa0;
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login_failed_attempts->unknown7[1] = 0x05;
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login_failed_attempts->unknown8[3] = 0x02;
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login_failed_attempts->unknown9[0] = 0xff;
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login_failed_attempts->unknown9[1] = 0x03;
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login_failed_attempts->unknown11[0] = 0x63;
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login_failed_attempts->unknown12[0] = 0x01;
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memcpy(login_failed_attempts->key, key.c_str(), key.size());
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char encrypted_buffer[80] = { 0 };
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auto rc = eqcrypt_block((const char*)login_failed_attempts, 75, encrypted_buffer, 1);
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if (rc == nullptr) {
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LogF(Logs::General, Logs::Debug, "Failed to encrypt eqcrypt block");
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}
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memcpy(login_accepted->encrypt, encrypted_buffer, 80);
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if (server.options.IsDumpOutPacketsOn()) {
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DumpPacket(outapp);
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}
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connection->QueuePacket(outapp);
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delete outapp;
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status = cs_logged_in;
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}
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void Client::CreateLocalAccount(const std::string &user, const std::string &pass)
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{
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auto mode = server.options.GetEncryptionMode();
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auto hash = eqcrypt_hash(user, pass, mode);
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unsigned int db_id = 0;
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std::string db_login = server.options.GetDefaultLoginServerName();
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if (!server.db->CreateLoginData(user, hash, db_login, db_id)) {
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DoFailedLogin();
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}
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else {
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DoSuccessfulLogin(user, db_id, db_login);
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}
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}
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void Client::CreateEQEmuAccount(const std::string &user, const std::string &pass, unsigned int id)
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{
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auto mode = server.options.GetEncryptionMode();
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auto hash = eqcrypt_hash(user, pass, mode);
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if (!server.db->CreateLoginDataWithID(user, hash, "eqemu", id)) {
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DoFailedLogin();
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}
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else {
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DoSuccessfulLogin(user, id, "eqemu");
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}
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}
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void Client::LoginOnNewConnection(std::shared_ptr<EQ::Net::DaybreakConnection> connection)
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{
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login_connection = connection;
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}
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void Client::LoginOnStatusChange(std::shared_ptr<EQ::Net::DaybreakConnection> conn, EQ::Net::DbProtocolStatus from, EQ::Net::DbProtocolStatus to)
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{
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if (to == EQ::Net::StatusConnected) {
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LoginSendSessionReady();
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}
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if (to == EQ::Net::StatusDisconnecting || to == EQ::Net::StatusDisconnected) {
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DoFailedLogin();
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}
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}
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void Client::LoginOnStatusChangeIgnored(std::shared_ptr<EQ::Net::DaybreakConnection> conn, EQ::Net::DbProtocolStatus from, EQ::Net::DbProtocolStatus to)
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{
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}
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void Client::LoginOnPacketRecv(std::shared_ptr<EQ::Net::DaybreakConnection> conn, const EQ::Net::Packet & p)
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{
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auto opcode = p.GetUInt16(0);
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switch (opcode) {
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case 0x0017: //OP_ChatMessage
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LoginSendLogin();
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break;
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case 0x0018:
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LoginProcessLoginResponse(p);
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break;
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}
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}
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void Client::LoginSendSessionReady()
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{
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EQ::Net::DynamicPacket p;
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p.PutUInt16(0, 1); //OP_SessionReady
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p.PutUInt32(2, 2);
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login_connection->QueuePacket(p);
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}
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void Client::LoginSendLogin()
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{
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size_t buffer_len = stored_user.length() + stored_pass.length() + 2;
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std::unique_ptr<char[]> buffer(new char[buffer_len]);
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strcpy(&buffer[0], stored_user.c_str());
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strcpy(&buffer[stored_user.length() + 1], stored_pass.c_str());
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size_t encrypted_len = buffer_len;
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if (encrypted_len % 8 > 0) {
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encrypted_len = ((encrypted_len / 8) + 1) * 8;
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}
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EQ::Net::DynamicPacket p;
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p.Resize(12 + encrypted_len);
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p.PutUInt16(0, 2); //OP_Login
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p.PutUInt32(2, 3);
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eqcrypt_block(&buffer[0], buffer_len, (char*)p.Data() + 12, true);
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login_connection->QueuePacket(p);
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}
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void Client::LoginProcessLoginResponse(const EQ::Net::Packet & p)
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{
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auto encrypt_size = p.Length() - 12;
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if (encrypt_size % 8 > 0) {
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encrypt_size = (encrypt_size / 8) * 8;
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}
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std::unique_ptr<char[]> decrypted(new char[encrypt_size]);
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eqcrypt_block((char*)p.Data() + 12, encrypt_size, &decrypted[0], false);
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EQ::Net::StaticPacket sp(&decrypted[0], encrypt_size);
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auto response_error = sp.GetUInt16(1);
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login_connection_manager->OnConnectionStateChange(std::bind(&Client::LoginOnStatusChangeIgnored, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3));
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if (response_error > 101) {
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DoFailedLogin();
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login_connection->Close();
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}
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else {
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auto m_dbid = sp.GetUInt32(8);
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CreateEQEmuAccount(stored_user, stored_pass, m_dbid);
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login_connection->Close();
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}
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}
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