// Copyright (c) Athena Dev Teams - Licensed under GNU GPL
// For more information, see LICENCE in the main folder
#include "../common/cbasetypes.h"
#include "../common/mmo.h"
#include "../common/core.h"
#include "../common/socket.h"
#include "../common/db.h"
#include "../common/timer.h"
#include "../common/malloc.h"
#include "../common/strlib.h"
#include "../common/showmsg.h"
#include "../common/version.h"
#include "../common/md5calc.h"
#include "../common/sql.h"
#include "login.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h> // for stat/lstat/fstat
// GM account management
struct gm_account* gm_account_db = NULL;
unsigned int GM_num = 0; // number of gm accounts
// data handling (SQL)
Sql* sql_handle;
// database parameters
uint16 login_server_port = 3306;
char login_server_ip[32] = "127.0.0.1";
char login_server_id[32] = "ragnarok";
char login_server_pw[32] = "ragnarok";
char login_server_db[32] = "ragnarok";
char default_codepage[32] = "";
char login_db[256] = "login";
char loginlog_db[256] = "loginlog";
char reg_db[256] = "global_reg_value";
// added to help out custom login tables, without having to recompile
// source so options are kept in the login_athena.conf or the inter_athena.conf
char login_db_account_id[256] = "account_id";
char login_db_userid[256] = "userid";
char login_db_user_pass[256] = "user_pass";
char login_db_level[256] = "level";
// temporary external imports
#define MAX_SERVERS 30
#define AUTH_TIMEOUT 30000
#define sex_num2str(num) ( (num == 0 ) ? 'F' : (num == 1 ) ? 'M' : 'S' )
#define sex_str2num(str) ( (str == 'F' ) ? 0 : (str == 'M' ) ? 1 : 2 )
struct online_login_data;
extern DBMap* auth_db;
extern DBMap* online_db;
struct Login_Config login_config;
extern struct Login_Config login_config;
extern struct mmo_char_server server[MAX_SERVERS];
extern int login_fd;
extern int allowed_regs;
extern int time_allowed;
int charif_sendallwos(int sfd, uint8* buf, size_t len);
bool check_password(struct login_session_data* sd, int passwdenc, const char* passwd, const char* refpass);
int online_db_setoffline(DBKey key, void* data, va_list ap);
struct online_login_data* add_online_user(int char_server, int account_id);
void remove_online_user(int account_id);
void* create_online_user(DBKey key, va_list args);
int waiting_disconnect_timer(int tid, unsigned int tick, int id, int data);
int lan_subnetcheck(uint32 ip);
//-----------------------------------------------------
// Read GM accounts
//-----------------------------------------------------
void read_gm_account(void)
{
if( !login_config.login_gm_read )
return;// char server's job
if( SQL_ERROR == Sql_Query(sql_handle, "SELECT `%s`,`%s` FROM `%s` WHERE `%s` > '0'", login_db_account_id, login_db_level, login_db, login_db_level) )
{
Sql_ShowDebug(sql_handle);
return;// Failed to read GM list!
}
RECREATE(gm_account_db, struct gm_account, (size_t)Sql_NumRows(sql_handle));
for( GM_num = 0; SQL_SUCCESS == Sql_NextRow(sql_handle); ++GM_num )
{
char* account;
char* level;
Sql_GetData(sql_handle, 0, &account, NULL);
Sql_GetData(sql_handle, 1, &level, NULL);
gm_account_db[GM_num].account_id = atoi(account);
gm_account_db[GM_num].level = atoi(level);
}
Sql_FreeResult(sql_handle);
}
//-----------------------------------------------------
// Send GM accounts to one or all char-servers
//-----------------------------------------------------
void send_GM_accounts(int fd)
{
unsigned int i;
uint8 buf[32767];
uint16 len;
if( !login_config.login_gm_read )
return;
len = 4;
WBUFW(buf,0) = 0x2732;
for( i = 0; i < GM_num; ++i )
{
// send only existing accounts. We can not create a GM account when server is online.
if( gm_account_db[i].level > 0 )
{
WBUFL(buf,len) = gm_account_db[i].account_id;
WBUFB(buf,len+4) = (uint8)gm_account_db[i].level;
len += 5;
if( len >= 32000 )
{
ShowWarning("send_GM_accounts: Too many accounts! Only %d out of %d were sent.\n", i, GM_num);
break;
}
}
}
WBUFW(buf,2) = len;
if( fd == -1 )// send to all charservers
charif_sendallwos(-1, buf, len);
else
{// send only to target
WFIFOHEAD(fd,len);
memcpy(WFIFOP(fd,0), buf, len);
WFIFOSET(fd,len);
}
return;
}
/*=============================================
* Records an event in the login log
*---------------------------------------------*/
void login_log(uint32 ip, const char* username, int rcode, const char* message)
{
char esc_username[NAME_LENGTH*2+1];
char esc_message[255*2+1];
int retcode;
if( !login_config.log_login )
return;
Sql_EscapeStringLen(sql_handle, esc_username, username, strnlen(username, NAME_LENGTH));
Sql_EscapeStringLen(sql_handle, esc_message, message, strnlen(message, 255));
retcode = Sql_Query(sql_handle,
"INSERT INTO `%s`(`time`,`ip`,`user`,`rcode`,`log`) VALUES (NOW(), '%u', '%s', '%d', '%s')",
loginlog_db, ip, esc_username, rcode, message);
if( retcode != SQL_SUCCESS )
Sql_ShowDebug(sql_handle);
}
/*=============================================
* Does a mysql_ping to all connection handles
*---------------------------------------------*/
int login_sql_ping(int tid, unsigned int tick, int id, int data)
{
ShowInfo("Pinging SQL server to keep connection alive...\n");
Sql_Ping(sql_handle);
return 0;
}
int sql_ping_init(void)
{
uint32 connection_timeout, connection_ping_interval;
// set a default value first
connection_timeout = 28800; // 8 hours
// ask the mysql server for the timeout value
if( SQL_SUCCESS == Sql_GetTimeout(sql_handle, &connection_timeout) && connection_timeout < 60 )
connection_timeout = 60;
// establish keepalive
connection_ping_interval = connection_timeout - 30; // 30-second reserve
add_timer_func_list(login_sql_ping, "login_sql_ping");
add_timer_interval(gettick() + connection_ping_interval*1000, login_sql_ping, 0, 0, connection_ping_interval*1000);
return 0;
}
//-----------------------------------------------------
// Initialize database connection
//-----------------------------------------------------
int mmo_auth_init(void)
{
ShowStatus("Login server init....\n");
sql_handle = Sql_Malloc();
// DB connection start
ShowStatus("Connect Login Database Server....\n");
if( SQL_ERROR == Sql_Connect(sql_handle, login_server_id, login_server_pw, login_server_ip, login_server_port, login_server_db) )
{
Sql_ShowDebug(sql_handle);
Sql_Free(sql_handle);
exit(EXIT_FAILURE);
}
else
{
ShowStatus("Connect success!\n");
}
if( default_codepage[0] != '\0' && SQL_ERROR == Sql_SetEncoding(sql_handle, default_codepage) )
Sql_ShowDebug(sql_handle);
sql_ping_init();
return 0;
}
//-----------------------------------------------------
// close DB
//-----------------------------------------------------
void mmo_db_close(void)
{
int i;
Sql_Free(sql_handle);
sql_handle = NULL;
ShowStatus("close DB connect....\n");
}
//-----------------------------------------------------
// Make new account
//-----------------------------------------------------
int mmo_auth_new(struct mmo_account* account)
{
static int num_regs = 0; // registration counter
static unsigned int new_reg_tick = 0;
unsigned int tick = gettick();
char md5buf[32+1];
time_t expiration_time = 0;
SqlStmt* stmt;
int result = 0;
//Account Registration Flood Protection by [Kevin]
if( new_reg_tick == 0 )
new_reg_tick = gettick();
if( DIFF_TICK(tick, new_reg_tick) < 0 && num_regs >= allowed_regs )
{
ShowNotice("Account registration denied (registration limit exceeded)\n");
return 3;
}
// check if the account doesn't exist already
stmt = SqlStmt_Malloc(sql_handle);
if( SQL_SUCCESS != SqlStmt_Prepare(stmt, "SELECT `%s` FROM `%s` WHERE `userid` = ?", login_db_userid, login_db)
|| SQL_SUCCESS != SqlStmt_BindParam(stmt, 0, SQLDT_STRING, account->userid, strnlen(account->userid, NAME_LENGTH))
|| SQL_SUCCESS != SqlStmt_Execute(stmt) )
{
SqlStmt_ShowDebug(stmt);
result = 1;// error
}
else if( SqlStmt_NumRows(stmt) > 0 )
result = 1;// username already taken
SqlStmt_Free(stmt);
if( result )
return result;// error or incorrect user
if( login_config.start_limited_time != -1 )
expiration_time = time(NULL) + login_config.start_limited_time;
// insert new entry into db
//TODO: error checking
stmt = SqlStmt_Malloc(sql_handle);
SqlStmt_Prepare(stmt, "INSERT INTO `%s` (`%s`, `%s`, `sex`, `email`, `expiration_time`) VALUES (?, ?, '%c', 'a@a.com', '%d')", login_db, login_db_userid, login_db_user_pass, account->sex, expiration_time);
SqlStmt_BindParam(stmt, 0, SQLDT_STRING, account->userid, strnlen(account->userid, NAME_LENGTH));
if( login_config.use_md5_passwds )
{
MD5_String(account->pass, md5buf);
SqlStmt_BindParam(stmt, 1, SQLDT_STRING, md5buf, 32);
}
else
SqlStmt_BindParam(stmt, 1, SQLDT_STRING, account->pass, strnlen(account->pass, NAME_LENGTH));
SqlStmt_Execute(stmt);
ShowNotice("Account creation (account %s, id: %d, pass: %s, sex: %c)\n", account->userid, (int)SqlStmt_LastInsertId(stmt), account->pass, account->sex);
SqlStmt_Free(stmt);
if( DIFF_TICK(tick, new_reg_tick) > 0 )
{// Update the registration check.
num_regs = 0;
new_reg_tick = tick + time_allowed*1000;
}
++num_regs;
return 0;
}
//-----------------------------------------------------
// Check/authentication of a connection
//-----------------------------------------------------
int mmo_auth(struct login_session_data* sd)
{
time_t unban_time;
char esc_userid[NAME_LENGTH*2+1];// escaped username
char user_password[256], password[256];
long expiration_time;
int state;
size_t len;
char* data;
char ip[16];
ip2str(session[sd->fd]->client_addr, ip);
// DNS Blacklist check
if( login_config.use_dnsbl )
{
char r_ip[16];
char ip_dnsbl[256];
char* dnsbl_serv;
bool matched = false;
uint8* sin_addr = (uint8*)&session[sd->fd]->client_addr;
sprintf(r_ip, "%u.%u.%u.%u", sin_addr[0], sin_addr[1], sin_addr[2], sin_addr[3]);
for( dnsbl_serv = strtok(login_config.dnsbl_servs,","); !matched && dnsbl_serv != NULL; dnsbl_serv = strtok(NULL,",") )
{
sprintf(ip_dnsbl, "%s.%s", r_ip, dnsbl_serv);
if( host2ip(ip_dnsbl) )
matched = true;
}
if( matched )
{
ShowInfo("DNSBL: (%s) Blacklisted. User Kicked.\n", r_ip);
return 3;
}
}
//Client Version check
if( login_config.check_client_version && sd->version != login_config.client_version_to_connect )
return 5;
len = strnlen(sd->userid, NAME_LENGTH);
// Account creation with _M/_F
if( login_config.new_account_flag )
{
if( len > 2 && strnlen(sd->passwd, NAME_LENGTH) > 0 && // valid user and password lengths
sd->passwdenc == 0 && // unencoded password
sd->userid[len-2] == '_' && memchr("FfMm", sd->userid[len-1], 4) ) // _M/_F suffix
{
struct mmo_account acc;
int result;
len -= 2;
sd->userid[len] = '\0';
memset(&acc, '\0', sizeof(acc));
safestrncpy(acc.userid, sd->userid, NAME_LENGTH);
safestrncpy(acc.pass, sd->passwd, NAME_LENGTH);
safestrncpy(acc.email, "a@a.com", sizeof(acc.email));
acc.sex = TOUPPER(sd->userid[len+1]);
result = mmo_auth_new(&acc);
if( result )
return result;// Failed to make account. [Skotlex].
}
}
// escape username
Sql_EscapeStringLen(sql_handle, esc_userid, sd->userid, len);
// retrieve login entry for the specified username
if( SQL_ERROR == Sql_Query(sql_handle,
"SELECT `%s`,`%s`,`lastlogin`,`sex`,`expiration_time`,`unban_time`,`state`,`%s` FROM `%s` WHERE `%s`= %s '%s'",
login_db_account_id, login_db_user_pass, login_db_level,
login_db, login_db_userid, (login_config.case_sensitive ? "BINARY" : ""), esc_userid) )
Sql_ShowDebug(sql_handle);
if( Sql_NumRows(sql_handle) == 0 ) // no such entry
{
ShowNotice("auth failed: no such account '%s'\n", esc_userid);
Sql_FreeResult(sql_handle);
return 0;
}
Sql_NextRow(sql_handle); //TODO: error checking?
Sql_GetData(sql_handle, 0, &data, NULL); sd->account_id = atoi(data);
Sql_GetData(sql_handle, 1, &data, &len); safestrncpy(password, data, sizeof(password));
Sql_GetData(sql_handle, 2, &data, NULL); safestrncpy(sd->lastlogin, data, sizeof(sd->lastlogin));
Sql_GetData(sql_handle, 3, &data, NULL); sd->sex = *data;
Sql_GetData(sql_handle, 4, &data, NULL); expiration_time = atol(data);
Sql_GetData(sql_handle, 5, &data, NULL); unban_time = atol(data);
Sql_GetData(sql_handle, 6, &data, NULL); state = atoi(data);
Sql_GetData(sql_handle, 7, &data, NULL); sd->level = atoi(data);
if( len > sizeof(password) - 1 )
ShowDebug("mmo_auth: password buffer is too small (len=%u,buflen=%u)\n", len, sizeof(password));
if( sd->level > 99 )
sd->level = 99;
Sql_FreeResult(sql_handle);
if( login_config.use_md5_passwds )
MD5_String(sd->passwd, user_password);
else
safestrncpy(user_password, sd->passwd, NAME_LENGTH);
if( !check_password(sd, sd->passwdenc, user_password, password) )
{
ShowInfo("Invalid password (account: '%s', pass: '%s', received pass: '%s', ip: %s)\n",
esc_userid, password, (sd->passwdenc) ? "[MD5]" : user_password, ip);
return 1; // 1 = Incorrect Password
}
if( expiration_time != 0 && expiration_time < time(NULL) )
return 2; // 2 = This ID is expired
if( unban_time != 0 && unban_time > time(NULL) )
return 6; // 6 = Your are Prohibited to log in until %s
if( state )
{
ShowInfo("Connection refused (account: %s, pass: %s, state: %d, ip: %s)\n", sd->userid, sd->passwd, state, ip);
return state - 1;
}
sd->login_id1 = rand();
sd->login_id2 = rand();
if( sd->sex != 'S' && sd->account_id < START_ACCOUNT_NUM )
ShowWarning("Account %s has account id %d! Account IDs must be over %d to work properly!\n", sd->userid, sd->account_id, START_ACCOUNT_NUM);
if( SQL_ERROR == Sql_Query(sql_handle, "UPDATE `%s` SET `lastlogin` = NOW(), `logincount`=`logincount`+1, `last_ip`='%s', `unban_time`='0', `state`='0' WHERE `%s` = '%d'",
login_db, ip, login_db_account_id, sd->account_id) )
Sql_ShowDebug(sql_handle);
return -1; // account OK
}
//--------------------------------
// Packet parsing for char-servers
//--------------------------------
int parse_fromchar(int fd)
{
unsigned int i;
int id;
uint32 ipl;
char ip[16];
ARR_FIND( 0, MAX_SERVERS, id, server[id].fd == fd );
if( id == MAX_SERVERS )
{// not a char server
set_eof(fd);
do_close(fd);
return 0;
}
if( session[fd]->flag.eof )
{
ShowStatus("Char-server '%s' has disconnected.\n", server[id].name);
online_db->foreach(online_db, online_db_setoffline, id); //Set all chars from this char server to offline.
memset(&server[id], 0, sizeof(struct mmo_char_server));
server[id].fd = -1;
do_close(fd);
return 0;
}
ipl = server[id].ip;
ip2str(ipl, ip);
while( RFIFOREST(fd) >= 2 )
{
uint16 command = RFIFOW(fd,0);
switch( command )
{
case 0x2709: // request from map-server via char-server to reload GM accounts
RFIFOSKIP(fd,2);
ShowStatus("Char-server '%s': Request to re-load GM database (ip: %s).\n", server[id].name, ip);
login_log(ipl, server[id].name, 0, "GM reload request");
read_gm_account();
// send GM accounts to all char-servers
send_GM_accounts(-1);
break;
case 0x2712: // request from char-server to authenticate an account
if( RFIFOREST(fd) < 19 )
return 0;
{
struct auth_node* node;
int account_id = RFIFOL(fd,2);
int login_id1 = RFIFOL(fd,6);
int login_id2 = RFIFOL(fd,10);
char sex = sex_num2str(RFIFOB(fd,14));
uint32 ip_ = ntohl(RFIFOL(fd,15));
RFIFOSKIP(fd,19);
node = (struct auth_node*)idb_get(auth_db, account_id);
if( node != NULL &&
node->account_id == account_id &&
node->login_id1 == login_id1 &&
node->login_id2 == login_id2 &&
node->sex == sex &&
node->ip == ip_ )
{// found
uint32 expiration_time;
char email[40];
// each auth entry can only be used once
idb_remove(auth_db, account_id);
// retrieve email and account expiration time
if( SQL_ERROR == Sql_Query(sql_handle, "SELECT `email`,`expiration_time` FROM `%s` WHERE `%s`='%d'", login_db, login_db_account_id, account_id) )
Sql_ShowDebug(sql_handle);
if( SQL_SUCCESS == Sql_NextRow(sql_handle) )
{
char* data = NULL;
size_t len = 0;
Sql_GetData(sql_handle, 0, &data, &len); safestrncpy(email, data, sizeof(email));
Sql_GetData(sql_handle, 1, &data, NULL); expiration_time = (uint32)strtoul(data, NULL, 10);
if( len > sizeof(email) )
ShowDebug("parse_fromchar:0x2712: email is too long (len=%u,maxlen=%u)\n", len, sizeof(email));
Sql_FreeResult(sql_handle);
}
else
{
memset(email, 0, sizeof(email));
expiration_time = 0;
}
// send ack
WFIFOHEAD(fd,59);
WFIFOW(fd,0) = 0x2713;
WFIFOL(fd,2) = account_id;
WFIFOL(fd,6) = login_id1;
WFIFOL(fd,10) = login_id2;
WFIFOB(fd,14) = 0;
memcpy(WFIFOP(fd,15), email, 40);
WFIFOL(fd,55) = expiration_time;
WFIFOSET(fd,59);
}
else
{// authentication not found
ShowStatus("Char-server '%s': authentication of the account %d REFUSED (ip: %s).\n", server[id].name, account_id, ip);
WFIFOHEAD(fd,59);
WFIFOW(fd,0) = 0x2713;
WFIFOL(fd,2) = account_id;
WFIFOL(fd,6) = login_id1;
WFIFOL(fd,10) = login_id2;
WFIFOB(fd,14) = 1;
// It is unnecessary to send email
// It is unnecessary to send validity date of the account
WFIFOSET(fd,59);
}
}
break;
case 0x2714:
if( RFIFOREST(fd) < 6 )
return 0;
{
int users = RFIFOL(fd,2);
RFIFOSKIP(fd,6);
// how many users on world? (update)
if( server[id].users != users )
{
ShowStatus("set users %s : %d\n", server[id].name, users);
server[id].users = users;
}
}
break;
case 0x2716: // received an e-mail/limited time request, because a player comes back from a map-server to the char-server
if( RFIFOREST(fd) < 6 )
return 0;
{
uint32 expiration_time = 0;
char email[40] = "";
int account_id = RFIFOL(fd,2);
RFIFOSKIP(fd,6);
if( SQL_ERROR == Sql_Query(sql_handle, "SELECT `email`,`expiration_time` FROM `%s` WHERE `%s`='%d'", login_db, login_db_account_id, account_id) )
Sql_ShowDebug(sql_handle);
else if( SQL_SUCCESS == Sql_NextRow(sql_handle) )
{
char* data;
size_t len;
Sql_GetData(sql_handle, 0, &data, &len);
safestrncpy(email, data, sizeof(email));
Sql_GetData(sql_handle, 1, &data, NULL);
expiration_time = (uint32)strtoul(data, NULL, 10);
Sql_FreeResult(sql_handle);
}
WFIFOHEAD(fd,50);
WFIFOW(fd,0) = 0x2717;
WFIFOL(fd,2) = account_id;
safestrncpy((char*)WFIFOP(fd,6), email, 40);
WFIFOL(fd,46) = expiration_time;
WFIFOSET(fd,50);
}
break;
case 0x2719: // ping request from charserver
if( RFIFOREST(fd) < 2 )
return 0;
RFIFOSKIP(fd,2);
WFIFOHEAD(fd,2);
WFIFOW(fd,0) = 0x2718;
WFIFOSET(fd,2);
break;
// Map server send information to change an email of an account via char-server
case 0x2722: // 0x2722 <account_id>.L <actual_e-mail>.40B <new_e-mail>.40B
if (RFIFOREST(fd) < 86)
return 0;
{
char actual_email[40];
char new_email[40];
int account_id = RFIFOL(fd,2);
safestrncpy(actual_email, (char*)RFIFOP(fd,6), 40);
safestrncpy(new_email, (char*)RFIFOP(fd,46), 40);
RFIFOSKIP(fd, 86);
if( e_mail_check(actual_email) == 0 )
ShowNotice("Char-server '%s': Attempt to modify an e-mail on an account (@email GM command), but actual email is invalid (account: %d, ip: %s)\n", server[id].name, account_id, ip);
else if( e_mail_check(new_email) == 0 )
ShowNotice("Char-server '%s': Attempt to modify an e-mail on an account (@email GM command) with a invalid new e-mail (account: %d, ip: %s)\n", server[id].name, account_id, ip);
else if( strcmpi(new_email, "a@a.com") == 0 )
ShowNotice("Char-server '%s': Attempt to modify an e-mail on an account (@email GM command) with a default e-mail (account: %d, ip: %s)\n", server[id].name, account_id, ip);
else if( SQL_ERROR == Sql_Query(sql_handle, "SELECT `%s`,`email` FROM `%s` WHERE `%s` = '%d'", login_db_userid, login_db, login_db_account_id, account_id) )
Sql_ShowDebug(sql_handle);
else if( SQL_SUCCESS == Sql_NextRow(sql_handle) )
{
char* data;
size_t len;
Sql_GetData(sql_handle, 1, &data, &len);
if( strncasecmp(data, actual_email, sizeof(actual_email)) == 0 )
{
char esc_user_id[NAME_LENGTH*2+1];
char esc_new_email[sizeof(new_email)*2+1];
Sql_GetData(sql_handle, 0, &data, &len);
Sql_EscapeStringLen(sql_handle, esc_user_id, data, len);
Sql_EscapeStringLen(sql_handle, esc_new_email, new_email, strnlen(new_email, sizeof(new_email)));
if( SQL_ERROR == Sql_Query(sql_handle, "UPDATE `%s` SET `email` = '%s' WHERE `%s` = '%d'", login_db, esc_new_email, login_db_account_id, account_id) )
Sql_ShowDebug(sql_handle);
ShowInfo("Char-server '%s': Modify an e-mail on an account (@email GM command) (account: %d ('%s'), new e-mail: '%s', ip: %s).\n", server[id].name, account_id, esc_user_id, esc_new_email, ip);
}
Sql_FreeResult(sql_handle);
}
}
break;
case 0x2724: // Receiving an account state update request from a map-server (relayed via char-server)
if (RFIFOREST(fd) < 10)
return 0;
{
int account_id = RFIFOL(fd,2);
int state = RFIFOL(fd,6);
RFIFOSKIP(fd,10);
if( SQL_ERROR == Sql_Query(sql_handle, "SELECT `state` FROM `%s` WHERE `%s` = '%d'", login_db, login_db_account_id, account_id) )
Sql_ShowDebug(sql_handle);
else if( SQL_SUCCESS == Sql_NextRow(sql_handle) )
{
char* data;
Sql_GetData(sql_handle, 0, &data, NULL);
if( atoi(data) != state && state != 0 )
{
uint8 buf[11];
WBUFW(buf,0) = 0x2731;
WBUFL(buf,2) = account_id;
WBUFB(buf,6) = 0; // 0: change of state, 1: ban
WBUFL(buf,7) = state; // status or final date of a banishment
charif_sendallwos(-1, buf, 11);
}
Sql_FreeResult(sql_handle);
}
if( SQL_ERROR == Sql_Query(sql_handle, "UPDATE `%s` SET `state` = '%d' WHERE `%s` = '%d'", login_db, state, login_db_account_id, account_id) )
Sql_ShowDebug(sql_handle);
}
break;
case 0x2725: // Receiving of map-server via char-server a ban request
if (RFIFOREST(fd) < 18)
return 0;
{
struct tm *tmtime;
time_t tmptime = 0;
time_t timestamp = time(NULL);
int account_id = RFIFOL(fd,2);
int year = (short)RFIFOW(fd,6);
int month = (short)RFIFOW(fd,8);
int mday = (short)RFIFOW(fd,10);
int hour = (short)RFIFOW(fd,12);
int min = (short)RFIFOW(fd,14);
int sec = (short)RFIFOW(fd,16);
RFIFOSKIP(fd,18);
if( SQL_ERROR == Sql_Query(sql_handle, "SELECT `unban_time` FROM `%s` WHERE `%s` = '%d'", login_db, login_db_account_id, account_id) )
Sql_ShowDebug(sql_handle);
else if( SQL_SUCCESS == Sql_NextRow(sql_handle) )
{
char* data;
Sql_GetData(sql_handle, 0, &data, NULL);
tmptime = (time_t)strtoul(data, NULL, 10);
if( tmptime > time(NULL) )
timestamp = tmptime;
}
tmtime = localtime(×tamp);
tmtime->tm_year = tmtime->tm_year + year;
tmtime->tm_mon = tmtime->tm_mon + month;
tmtime->tm_mday = tmtime->tm_mday + mday;
tmtime->tm_hour = tmtime->tm_hour + hour;
tmtime->tm_min = tmtime->tm_min + min;
tmtime->tm_sec = tmtime->tm_sec + sec;
timestamp = mktime(tmtime);
if( timestamp != (time_t)-1 )
{
if( timestamp <= time(NULL) )
timestamp = 0;
if( tmptime != timestamp )
{
if( timestamp != 0 )
{
uint8 buf[11];
WBUFW(buf,0) = 0x2731;
WBUFL(buf,2) = account_id;
WBUFB(buf,6) = 1; // 0: change of statut, 1: ban
WBUFL(buf,7) = (uint32)timestamp; // status or final date of a banishment
charif_sendallwos(-1, buf, 11);
}
ShowNotice("Account: %d Banned until: %lu\n", account_id, (unsigned long)timestamp);
if( SQL_ERROR == Sql_Query(sql_handle, "UPDATE `%s` SET `unban_time` = '%lu' WHERE `%s` = '%d'", login_db, (unsigned long)timestamp, login_db_account_id, account_id) )
Sql_ShowDebug(sql_handle);
}
}
}
break;
case 0x2727: // Change of sex (sex is reversed)
if( RFIFOREST(fd) < 6 )
return 0;
{
int account_id = RFIFOL(fd,2);
RFIFOSKIP(fd,6);
if( SQL_ERROR == Sql_Query(sql_handle, "SELECT `sex` FROM `%s` WHERE `%s` = '%d'", login_db, login_db_account_id, account_id) )
Sql_ShowDebug(sql_handle);
else if( SQL_SUCCESS == Sql_NextRow(sql_handle) )
{
unsigned char buf[7];
int sex;
char* data;
Sql_GetData(sql_handle, 0, &data, NULL);
sex = ( *data == 'M' ) ? 'F' : 'M'; //Change gender
if( SQL_ERROR == Sql_Query(sql_handle, "UPDATE `%s` SET `sex` = '%c' WHERE `%s` = '%d'", login_db, sex, login_db_account_id, account_id) )
Sql_ShowDebug(sql_handle);
WBUFW(buf,0) = 0x2723;
WBUFL(buf,2) = account_id;
WBUFB(buf,6) = sex_str2num(sex);
charif_sendallwos(-1, buf, 7);
}
}
break;
case 0x2728: // save account_reg2
if( RFIFOREST(fd) < 4 || RFIFOREST(fd) < RFIFOW(fd,2) )
return 0;
if( RFIFOL(fd,4) > 0 )
{
SqlStmt* stmt;
int account_id;
size_t off;
account_id = RFIFOL(fd,4);
//Delete all global account variables....
if( SQL_ERROR == Sql_Query(sql_handle, "DELETE FROM `%s` WHERE `type`='1' AND `account_id`='%d';", reg_db, account_id) )
Sql_ShowDebug(sql_handle);
//Proceed to insert them....
stmt = SqlStmt_Malloc(sql_handle);
if( SQL_ERROR == SqlStmt_Prepare(stmt, "INSERT INTO `%s` (`type`, `account_id`, `str`, `value`) VALUES ( 1 , '%d' , ? , ?);", reg_db, account_id) )
SqlStmt_ShowDebug(stmt);
for( i = 0, off = 13; i < ACCOUNT_REG2_NUM && off < RFIFOW(fd,2); ++i )
{
char* p;
size_t len;
// str
p = (char*)RFIFOP(fd,off);
len = strlen(p);
SqlStmt_BindParam(stmt, 0, SQLDT_STRING, p, len);
off += len + 1;
// value
p = (char*)RFIFOP(fd,off);
len = strlen(p);
SqlStmt_BindParam(stmt, 1, SQLDT_STRING, p, len);
off += len + 1;
if( SQL_ERROR == SqlStmt_Execute(stmt) )
SqlStmt_ShowDebug(stmt);
}
SqlStmt_Free(stmt);
// Sending information towards the other char-servers.
RFIFOW(fd,0) = 0x2729;// reusing read buffer
charif_sendallwos(fd, RFIFOP(fd,0), RFIFOW(fd,2));
RFIFOSKIP(fd,RFIFOW(fd,2));
}
break;
case 0x272a: // Receiving of map-server via char-server an unban request
if( RFIFOREST(fd) < 6 )
return 0;
{
int account_id = RFIFOL(fd,2);
RFIFOSKIP(fd,6);
if( SQL_ERROR == Sql_Query(sql_handle, "SELECT `unban_time` FROM `%s` WHERE `%s` = '%d'", login_db, login_db_account_id, account_id) )
Sql_ShowDebug(sql_handle);
else if( Sql_NumRows(sql_handle) > 0 )
{// Found a match
if( SQL_ERROR == Sql_Query(sql_handle, "UPDATE `%s` SET `unban_time` = '0' WHERE `%s` = '%d'", login_db, login_db_account_id, account_id) )
Sql_ShowDebug(sql_handle);
}
}
break;
case 0x272b: // Set account_id to online [Wizputer]
if( RFIFOREST(fd) < 6 )
return 0;
add_online_user(id, RFIFOL(fd,2));
RFIFOSKIP(fd,6);
break;
case 0x272c: // Set account_id to offline [Wizputer]
if( RFIFOREST(fd) < 6 )
return 0;
remove_online_user(RFIFOL(fd,2));
RFIFOSKIP(fd,6);
break;
case 0x272d: // Receive list of all online accounts. [Skotlex]
if (RFIFOREST(fd) < 4 || RFIFOREST(fd) < RFIFOW(fd,2))
return 0;
if( login_config.online_check )
{
struct online_login_data *p;
int aid;
uint32 i, users;
online_db->foreach(online_db, online_db_setoffline, id); //Set all chars from this char-server offline first
users = RFIFOW(fd,4);
for (i = 0; i < users; i++) {
aid = RFIFOL(fd,6+i*4);
p = (struct online_login_data*)idb_ensure(online_db, aid, create_online_user);
p->char_server = id;
if (p->waiting_disconnect != -1)
{
delete_timer(p->waiting_disconnect, waiting_disconnect_timer);
p->waiting_disconnect = -1;
}
}
}
RFIFOSKIP(fd,RFIFOW(fd,2));
break;
case 0x272e: //Request account_reg2 for a character.
if (RFIFOREST(fd) < 10)
return 0;
{
size_t off;
int account_id = RFIFOL(fd,2);
int char_id = RFIFOL(fd,6);
RFIFOSKIP(fd,10);
WFIFOHEAD(fd,10000);
WFIFOW(fd,0) = 0x2729;
WFIFOL(fd,4) = account_id;
WFIFOL(fd,8) = char_id;
WFIFOB(fd,12) = 1; //Type 1 for Account2 registry
if( SQL_ERROR == Sql_Query(sql_handle, "SELECT `str`,`value` FROM `%s` WHERE `type`='1' AND `account_id`='%d'", reg_db, account_id) )
Sql_ShowDebug(sql_handle);
off = 13;
while( SQL_SUCCESS == Sql_NextRow(sql_handle) && off < 9000 )
{
char* data;
// str
Sql_GetData(sql_handle, 0, &data, NULL);
if( *data != '\0' )
{
off += sprintf((char*)WFIFOP(fd,off), "%s", data)+1; //We add 1 to consider the '\0' in place.
// value
Sql_GetData(sql_handle, 1, &data, NULL);
off += sprintf((char*)WFIFOP(fd,off), "%s", data)+1;
}
}
Sql_FreeResult(sql_handle);
if( off >= 9000 )
ShowWarning("Too many account2 registries for AID %d. Some registries were not sent.\n", account_id);
WFIFOW(fd,2) = (uint16)off;
WFIFOSET(fd,WFIFOW(fd,2));
}
break;
case 0x2736: // WAN IP update from char-server
if( RFIFOREST(fd) < 6 )
return 0;
server[id].ip = ntohl(RFIFOL(fd,2));
ShowInfo("Updated IP of Server #%d to %d.%d.%d.%d.\n",id, CONVIP(server[id].ip));
RFIFOSKIP(fd,6);
break;
case 0x2737: //Request to set all offline.
ShowInfo("Setting accounts from char-server %d offline.\n", id);
online_db->foreach(online_db, online_db_setoffline, id);
RFIFOSKIP(fd,2);
break;
default:
ShowError("parse_fromchar: Unknown packet 0x%x from a char-server! Disconnecting!\n", command);
set_eof(fd);
return 0;
} // switch
} // while
RFIFOSKIP(fd,RFIFOREST(fd));
return 0;
}
int login_ip_ban_check(uint32 ip)
{
uint8* p = (uint8*)&ip;
char* data = NULL;
int matches;
if( SQL_ERROR == Sql_Query(sql_handle, "SELECT count(*) FROM `ipbanlist` WHERE `list` = '%u.*.*.*' OR `list` = '%u.%u.*.*' OR `list` = '%u.%u.%u.*' OR `list` = '%u.%u.%u.%u'",
p[3], p[3], p[2], p[3], p[2], p[1], p[3], p[2], p[1], p[0]) )
{
Sql_ShowDebug(sql_handle);
// close connection because we can't verify their connectivity.
return 1;
}
if( SQL_ERROR == Sql_NextRow(sql_handle) )
return 1;// Shouldn't happen, but just in case...
Sql_GetData(sql_handle, 0, &data, NULL);
matches = atoi(data);
Sql_FreeResult(sql_handle);
if( matches == 0 )
return 0;// No ban
// ip ban ok.
ShowInfo("Packet from banned ip : %u.%u.%u.%u\n", CONVIP(ip));
login_log(ip, "unknown", -3, "ip banned");
return 1;
}
void login_auth_ok(struct login_session_data* sd)
{
int fd = sd->fd;
uint32 ip = session[fd]->client_addr;
uint8 server_num, n;
uint32 subnet_char_ip;
struct auth_node* node;
int i;
if( sd->level < login_config.min_level_to_connect )
{
ShowStatus("Connection refused: the minimum GM level for connection is %d (account: %s, GM level: %d).\n", login_config.min_level_to_connect, sd->userid, sd->level);
WFIFOHEAD(fd,3);
WFIFOW(fd,0) = 0x81;
WFIFOB(fd,2) = 1; // 01 = Server closed
WFIFOSET(fd,3);
return;
}
server_num = 0;
for( i = 0; i < MAX_SERVERS; ++i )
if( session_isValid(server[i].fd) )
server_num++;
if( server_num == 0 )
{// if no char-server, don't send void list of servers, just disconnect the player with proper message
ShowStatus("Connection refused: there is no char-server online (account: %s).\n", sd->userid);
WFIFOHEAD(fd,3);
WFIFOW(fd,0) = 0x81;
WFIFOB(fd,2) = 1; // 01 = Server closed
WFIFOSET(fd,3);
return;
}
if( login_config.online_check )
{
struct online_login_data* data = (struct online_login_data*)idb_get(online_db, sd->account_id);
if( data )
{// account is already marked as online!
if( data->char_server > -1 )
{// Request char servers to kick this account out. [Skotlex]
uint8 buf[6];
ShowNotice("User '%s' is already online - Rejected.\n", sd->userid);
WBUFW(buf,0) = 0x2734;
WBUFL(buf,2) = sd->account_id;
charif_sendallwos(-1, buf, 6);
if( data->waiting_disconnect == -1 )
data->waiting_disconnect = add_timer(gettick()+AUTH_TIMEOUT, waiting_disconnect_timer, sd->account_id, 0);
WFIFOHEAD(fd,3);
WFIFOW(fd,0) = 0x81;
WFIFOB(fd,2) = 8; // 08 = Server still recognizes your last login
WFIFOSET(fd,3);
return;
}
else
if( data->char_server == -1 )
{// client has authed but did not access char-server yet
// wipe previous session
idb_remove(auth_db, sd->account_id);
remove_online_user(sd->account_id);
data = NULL;
}
}
}
login_log(ip, sd->userid, 100, "login ok");
if( sd->level > 0 )
ShowStatus("Connection of the GM (level:%d) account '%s' accepted.\n", sd->level, sd->userid);
else
ShowStatus("Connection of the account '%s' accepted.\n", sd->userid);
WFIFOHEAD(fd,47+32*server_num);
WFIFOW(fd,0) = 0x69;
WFIFOW(fd,2) = 47+32*server_num;
WFIFOL(fd,4) = sd->login_id1;
WFIFOL(fd,8) = sd->account_id;
WFIFOL(fd,12) = sd->login_id2;
WFIFOL(fd,16) = 0; // in old version, that was for ip (not more used)
//memcpy(WFIFOP(fd,20), sd->lastlogin, 24); // in old version, that was for name (not more used)
WFIFOW(fd,44) = 0; // unknown
WFIFOB(fd,46) = sex_str2num(sd->sex);
for( i = 0, n = 0; i < MAX_SERVERS; ++i )
{
if( !session_isValid(server[i].fd) )
continue;
subnet_char_ip = lan_subnetcheck(ip); // Advanced subnet check [LuzZza]
WFIFOL(fd,47+n*32) = htonl((subnet_char_ip) ? subnet_char_ip : server[i].ip);
WFIFOW(fd,47+n*32+4) = ntows(htons(server[i].port)); // [!] LE byte order here [!]
memcpy(WFIFOP(fd,47+n*32+6), server[i].name, 20);
WFIFOW(fd,47+n*32+26) = server[i].users;
WFIFOW(fd,47+n*32+28) = server[i].maintenance;
WFIFOW(fd,47+n*32+30) = server[i].new_;
n++;
}
WFIFOSET(fd,47+32*server_num);
// create temporary auth entry
CREATE(node, struct auth_node, 1);
node->account_id = sd->account_id;
node->login_id1 = sd->login_id1;
node->login_id2 = sd->login_id2;
node->sex = sd->sex;
node->ip = ip;
idb_put(auth_db, sd->account_id, node);
if( login_config.online_check )
{
struct online_login_data* data;
// mark client as 'online'
data = add_online_user(-1, sd->account_id);
// schedule deletion of this node
data->waiting_disconnect = add_timer(gettick()+AUTH_TIMEOUT, waiting_disconnect_timer, sd->account_id, 0);
}
}
void login_auth_failed(struct login_session_data* sd, int result)
{
int fd = sd->fd;
uint32 ip = session[fd]->client_addr;
char esc_userid[NAME_LENGTH*2+1];
Sql_EscapeStringLen(sql_handle, esc_userid, sd->userid, strlen(sd->userid));
if (login_config.log_login)
{
const char* error;
switch( result ) {
case 0: error = "Unregistered ID."; break; // 0 = Unregistered ID
case 1: error = "Incorrect Password."; break; // 1 = Incorrect Password
case 2: error = "Account Expired."; break; // 2 = This ID is expired
case 3: error = "Rejected from server."; break; // 3 = Rejected from Server
case 4: error = "Blocked by GM."; break; // 4 = You have been blocked by the GM Team
case 5: error = "Not latest game EXE."; break; // 5 = Your Game's EXE file is not the latest version
case 6: error = "Banned."; break; // 6 = Your are Prohibited to log in until %s
case 7: error = "Server Over-population."; break; // 7 = Server is jammed due to over populated
case 8: error = "Account limit from company"; break; // 8 = No more accounts may be connected from this company
case 9: error = "Ban by DBA"; break; // 9 = MSI_REFUSE_BAN_BY_DBA
case 10: error = "Email not confirmed"; break; // 10 = MSI_REFUSE_EMAIL_NOT_CONFIRMED
case 11: error = "Ban by GM"; break; // 11 = MSI_REFUSE_BAN_BY_GM
case 12: error = "Working in DB"; break; // 12 = MSI_REFUSE_TEMP_BAN_FOR_DBWORK
case 13: error = "Self Lock"; break; // 13 = MSI_REFUSE_SELF_LOCK
case 14: error = "Not Permitted Group"; break; // 14 = MSI_REFUSE_NOT_PERMITTED_GROUP
case 15: error = "Not Permitted Group"; break; // 15 = MSI_REFUSE_NOT_PERMITTED_GROUP
case 99: error = "Account gone."; break; // 99 = This ID has been totally erased
case 100: error = "Login info remains."; break; // 100 = Login information remains at %s
case 101: error = "Hacking investigation."; break; // 101 = Account has been locked for a hacking investigation. Please contact the GM Team for more information
case 102: error = "Bug investigation."; break; // 102 = This account has been temporarily prohibited from login due to a bug-related investigation
case 103: error = "Deleting char."; break; // 103 = This character is being deleted. Login is temporarily unavailable for the time being
case 104: error = "Deleting spouse char."; break; // 104 = This character is being deleted. Login is temporarily unavailable for the time being
default : error = "Unknown Error."; break;
}
login_log(ip, sd->userid, result, error);
}
if( result == 1 && login_config.dynamic_pass_failure_ban && login_config.log_login ) // failed password
{
unsigned long failures = 0;
if( SQL_ERROR == Sql_Query(sql_handle, "SELECT count(*) FROM `%s` WHERE `ip` = '%u' AND `rcode` = '1' AND `time` > NOW() - INTERVAL %d MINUTE",
loginlog_db, ip, login_config.dynamic_pass_failure_ban_interval) )// how many times failed account? in one ip.
Sql_ShowDebug(sql_handle);
//check query result
if( SQL_SUCCESS == Sql_NextRow(sql_handle) )
{
char* data;
Sql_GetData(sql_handle, 0, &data, NULL);
failures = strtoul(data, NULL, 10);
Sql_FreeResult(sql_handle);
}
if( failures >= login_config.dynamic_pass_failure_ban_limit )
{
uint8* p = (uint8*)&ip;
if( SQL_ERROR == Sql_Query(sql_handle, "INSERT INTO `ipbanlist`(`list`,`btime`,`rtime`,`reason`) VALUES ('%u.%u.%u.*', NOW() , NOW() + INTERVAL %d MINUTE ,'Password error ban: %s')", p[3], p[2], p[1], login_config.dynamic_pass_failure_ban_duration, esc_userid) )
Sql_ShowDebug(sql_handle);
}
}
WFIFOHEAD(fd,23);
WFIFOW(fd,0) = 0x6a;
WFIFOB(fd,2) = (uint8)result;
if( result != 6 )
memset(WFIFOP(fd,3), '\0', 20);
else
{// 6 = Your are Prohibited to log in until %s
if( SQL_ERROR == Sql_Query(sql_handle, "SELECT `unban_time` FROM `%s` WHERE `%s` = %s '%s'", login_db, login_db_userid, (login_config.case_sensitive ? "BINARY" : ""), esc_userid) )
Sql_ShowDebug(sql_handle);
else if( SQL_SUCCESS == Sql_NextRow(sql_handle) )
{
char* data;
time_t unban_time;
Sql_GetData(sql_handle, 0, &data, NULL);
unban_time = (time_t)strtoul(data, NULL, 10);
Sql_FreeResult(sql_handle);
strftime((char*)WFIFOP(fd,3), 20, login_config.date_format, localtime(&unban_time));
}
}
WFIFOSET(fd,23);
}
//----------------------------------------------------------------------------------------
// Default packet parsing (normal players or administation/char-server connection requests)
//----------------------------------------------------------------------------------------
int parse_login(int fd)
{
struct login_session_data* sd = session[fd]->session_data;
int result;
uint32 ipl;
char ip[16];
if( session[fd]->flag.eof )
{
do_close(fd);
return 0;
}
if( sd == NULL ) {
sd = CREATE(session[fd]->session_data, struct login_session_data, 1);
sd->fd = fd;
}
ipl = session[fd]->client_addr;
ip2str(ipl, ip);
while( RFIFOREST(fd) >= 2 )
{
uint16 command = RFIFOW(fd,0);
switch( command )
{
case 0x0200: // New alive packet: structure: 0x200 <account.userid>.24B. used to verify if client is always alive.
if (RFIFOREST(fd) < 26)
return 0;
RFIFOSKIP(fd,26);
break;
case 0x0204: // New alive packet: structure: 0x204 <encrypted.account.userid>.16B. (new ragexe from 22 june 2004)
if (RFIFOREST(fd) < 18)
return 0;
RFIFOSKIP(fd,18);
break;
case 0x0064: // request client login
case 0x01dd: // request client login (encryption mode)
case 0x0277: // New login packet (kRO 2006-04-24aSakexe langtype 0)
case 0x02b0: // New login packet (kRO 2007-05-14aSakexe langtype 0)
{
size_t packet_len = RFIFOREST(fd); // assume no other packet was sent
// Perform ip-ban check
if( login_config.ipban && login_ip_ban_check(ipl) )
{
ShowStatus("Connection refused: IP isn't authorised (deny/allow, ip: %s).\n", ip);
WFIFOHEAD(fd,23);
WFIFOW(fd,0) = 0x6a;
WFIFOB(fd,2) = 3; // 3 = Rejected from Server
WFIFOSET(fd,23);
RFIFOSKIP(fd,packet_len);
set_eof(fd);
break;
}
if( (command == 0x0064 && packet_len < 55)
|| (command == 0x01dd && packet_len < 47)
|| (command == 0x0277 && packet_len < 84)
|| (command == 0x02b0 && packet_len < 85) )
return 0;
// S 0064 <version>.l <account name>.24B <password>.24B <version2>.B
// S 01dd <version>.l <account name>.24B <md5 binary>.16B <version2>.B
// S 0277 <version>.l <account name>.24B <password>.24B <junk?>.29B <version2>.B
// S 02b0 <version>.l <account name>.24B <password>.24B <junk?>.30B <version2>.B
sd->version = RFIFOL(fd,2);
safestrncpy(sd->userid, (char*)RFIFOP(fd,6), NAME_LENGTH);//## does it have to be nul-terminated?
if (command != 0x01dd) {
ShowStatus("Request for connection of %s (ip: %s).\n", sd->userid, ip);
safestrncpy(sd->passwd, (char*)RFIFOP(fd,30), NAME_LENGTH);//## does it have to be nul-terminated?
sd->passwdenc = 0;
} else {
ShowStatus("Request for connection (encryption mode) of %s (ip: %s).\n", sd->userid, ip);
memcpy(sd->passwd, RFIFOP(fd,30), 16); sd->passwd[16] = '\0'; // raw binary data here!
sd->passwdenc = PASSWORDENC;
}
RFIFOSKIP(fd,packet_len);
result = mmo_auth(sd);
if( result == -1 )
login_auth_ok(sd);
else
login_auth_failed(sd, result);
}
break;
case 0x01db: // Sending request of the coding key
RFIFOSKIP(fd,2);
{
unsigned int i;
memset(sd->md5key, '\0', sizeof(sd->md5key));
sd->md5keylen = (uint16)(12 + rand() % 4);
for( i = 0; i < sd->md5keylen; ++i )
sd->md5key[i] = (char)(1 + rand() % 255);
WFIFOHEAD(fd,4 + sd->md5keylen);
WFIFOW(fd,0) = 0x01dc;
WFIFOW(fd,2) = 4 + sd->md5keylen;
memcpy(WFIFOP(fd,4), sd->md5key, sd->md5keylen);
WFIFOSET(fd,WFIFOW(fd,2));
}
break;
case 0x2710: // Connection request of a char-server
if (RFIFOREST(fd) < 86)
return 0;
{
char server_name[20];
char message[256];
uint32 server_ip;
uint16 server_port;
uint16 maintenance;
uint16 new_;
safestrncpy(sd->userid, (char*)RFIFOP(fd,2), NAME_LENGTH);
safestrncpy(sd->passwd, (char*)RFIFOP(fd,26), NAME_LENGTH);
sd->passwdenc = 0;
sd->version = login_config.client_version_to_connect; // hack to skip version check
server_ip = ntohl(RFIFOL(fd,54));
server_port = ntohs(RFIFOW(fd,58));
safestrncpy(server_name, (char*)RFIFOP(fd,60), 20);
maintenance = RFIFOW(fd,82);
new_ = RFIFOW(fd,84);
RFIFOSKIP(fd,86);
ShowInfo("Connection request of the char-server '%s' @ %u.%u.%u.%u:%u (account: '%s', pass: '%s', ip: '%s')\n", server_name, CONVIP(server_ip), server_port, sd->userid, sd->passwd, ip);
sprintf(message, "charserver - %s@%u.%u.%u.%u:%u", server_name, CONVIP(server_ip), server_port);
login_log(ipl, sd->userid, 100, message);
result = mmo_auth(sd);
if( result == -1 && sd->sex == 'S' && sd->account_id < MAX_SERVERS && server[sd->account_id].fd == -1 )
{
ShowStatus("Connection of the char-server '%s' accepted.\n", server_name);
safestrncpy(server[sd->account_id].name, server_name, sizeof(server[sd->account_id].name));
server[sd->account_id].fd = fd;
server[sd->account_id].ip = server_ip;
server[sd->account_id].port = server_port;
server[sd->account_id].users = 0;
server[sd->account_id].maintenance = maintenance;
server[sd->account_id].new_ = new_;
session[fd]->func_parse = parse_fromchar;
session[fd]->flag.server = 1;
realloc_fifo(fd, FIFOSIZE_SERVERLINK, FIFOSIZE_SERVERLINK);
// send connection success
WFIFOHEAD(fd,3);
WFIFOW(fd,0) = 0x2711;
WFIFOB(fd,2) = 0;
WFIFOSET(fd,3);
// send GM account to char-server
send_GM_accounts(fd);
}
else
{
ShowNotice("Connection of the char-server '%s' REFUSED.\n", server_name);
WFIFOHEAD(fd,3);
WFIFOW(fd,0) = 0x2711;
WFIFOB(fd,2) = 3;
WFIFOSET(fd,3);
}
}
return 0; // processing will continue elsewhere
case 0x7530: // Server version information request
ShowStatus("Sending server version information to ip: %s\n", ip);
RFIFOSKIP(fd,2);
WFIFOHEAD(fd,10);
WFIFOW(fd,0) = 0x7531;
WFIFOB(fd,2) = ATHENA_MAJOR_VERSION;
WFIFOB(fd,3) = ATHENA_MINOR_VERSION;
WFIFOB(fd,4) = ATHENA_REVISION;
WFIFOB(fd,5) = ATHENA_RELEASE_FLAG;
WFIFOB(fd,6) = ATHENA_OFFICIAL_FLAG;
WFIFOB(fd,7) = ATHENA_SERVER_LOGIN;
WFIFOW(fd,8) = ATHENA_MOD_VERSION;
WFIFOSET(fd,10);
break;
default:
ShowNotice("Abnormal end of connection (ip: %s): Unknown packet 0x%x\n", ip, command);
set_eof(fd);
return 0;
}
}
RFIFOSKIP(fd,RFIFOREST(fd));
return 0;
}
//-----------------------------------------------------
// clear expired ip bans
//-----------------------------------------------------
int ip_ban_flush(int tid, unsigned int tick, int id, int data)
{
if( SQL_ERROR == Sql_Query(sql_handle, "DELETE FROM `ipbanlist` WHERE `rtime` <= NOW()") )
Sql_ShowDebug(sql_handle);
return 0;
}
void sql_config_read(const char* cfgName)
{
char line[1024], w1[1024], w2[1024];
FILE* fp = fopen(cfgName, "r");
if(fp == NULL) {
ShowError("file not found: %s\n", cfgName);
return;
}
ShowInfo("reading configuration file %s...\n", cfgName);
while(fgets(line, sizeof(line), fp))
{
if (line[0] == '/' && line[1] == '/')
continue;
if (sscanf(line, "%[^:]: %[^\r\n]", w1, w2) < 2)
continue;
if (!strcmpi(w1, "gm_read_method"))
login_config.login_gm_read = (atoi(w2) == 0);
else if (!strcmpi(w1, "login_db"))
strcpy(login_db, w2);
else if (!strcmpi(w1, "login_server_ip"))
strcpy(login_server_ip, w2);
else if (!strcmpi(w1, "login_server_port"))
login_server_port = (uint16)atoi(w2);
else if (!strcmpi(w1, "login_server_id"))
strcpy(login_server_id, w2);
else if (!strcmpi(w1, "login_server_pw"))
strcpy(login_server_pw, w2);
else if (!strcmpi(w1, "login_server_db"))
strcpy(login_server_db, w2);
else if (!strcmpi(w1, "default_codepage"))
strcpy(default_codepage, w2);
else if (!strcmpi(w1, "login_db_account_id"))
strcpy(login_db_account_id, w2);
else if (!strcmpi(w1, "login_db_userid"))
strcpy(login_db_userid, w2);
else if (!strcmpi(w1, "login_db_user_pass"))
strcpy(login_db_user_pass, w2);
else if (!strcmpi(w1, "login_db_level"))
strcpy(login_db_level, w2);
else if (!strcmpi(w1, "loginlog_db"))
strcpy(loginlog_db, w2);
else if (!strcmpi(w1, "reg_db"))
strcpy(reg_db, w2);
else if (!strcmpi(w1, "import"))
sql_config_read(w2);
}
fclose(fp);
ShowInfo("Done reading %s.\n", cfgName);
}