diff options
Diffstat (limited to 'src/login/login_txt.c')
| -rw-r--r-- | src/login/login_txt.c | 1903 |
1 files changed, 0 insertions, 1903 deletions
diff --git a/src/login/login_txt.c b/src/login/login_txt.c deleted file mode 100644 index 73b1944a6..000000000 --- a/src/login/login_txt.c +++ /dev/null @@ -1,1903 +0,0 @@ -// 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/lock.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 -char GM_account_filename[1024] = "conf/GM_account.txt"; -long creation_time_GM_account_file; // tracks the last-changed timestamp of the gm accounts file -int gm_account_filename_check_timer = 15; // Timer to check if GM_account file has been changed and reload GM account automaticaly (in seconds; default: 15) - -char login_log_filename[1024] = "log/login.log"; - -// data handling (TXT) -char account_txt[1024] = "save/account.txt"; - -// account database -struct mmo_account* auth_dat = NULL; -unsigned int auth_num = 0, auth_max = 0; - -int account_id_count = START_ACCOUNT_NUM; - -// define the number of times that some players must authentify them before to save account file. -// it's just about normal authentication. If an account is created or modified, save is immediatly done. -// An authentication just change last connected IP and date. It already save in log file. -// set minimum auth change before save: -#define AUTH_BEFORE_SAVE_FILE 10 -// set divider of auth_num to found number of change before save -#define AUTH_SAVE_FILE_DIVIDER 50 -int auth_before_save_file = 0; // Counter. First save when 1st char-server do connection. - - -// ladmin configuration -bool admin_state = false; -char admin_pass[24] = ""; -uint32 admin_allowed_ip = 0; - -int parse_admin(int fd); - - -// 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; -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; - -extern int charif_sendallwos(int sfd, uint8* buf, size_t len); -extern bool check_password(struct login_session_data* sd, int passwdenc, const char* passwd, const char* refpass); -extern int online_db_setoffline(DBKey key, void* data, va_list ap); -extern struct online_login_data* add_online_user(int char_server, int account_id); -extern void remove_online_user(int account_id); -extern void* create_online_user(DBKey key, va_list args); -extern int waiting_disconnect_timer(int tid, unsigned int tick, int id, int data); -extern int lan_subnetcheck(uint32 ip); - - -//---------------------------------------------------------------------- -// Determine if an account (id) is a GM account -// and returns its level (or 0 if it isn't a GM account or if not found) -//---------------------------------------------------------------------- -int isGM(int account_id) -{ - unsigned int i; - ARR_FIND( 0, GM_num, i, gm_account_db[i].account_id == account_id ); - return ( i < GM_num ) ? gm_account_db[i].level : 0; -} - -//---------------------------------------------------------------------- -// Adds a new GM using acc id and level -//---------------------------------------------------------------------- -void addGM(int account_id, int level) -{ - static unsigned int GM_max = 0; - unsigned int i; - - ARR_FIND( 0, auth_num, i, auth_dat[i].account_id == account_id ); - if( i == auth_num ) - return; // no such account - - ARR_FIND( 0, GM_num, i, gm_account_db[i].account_id == account_id ); - if( i < GM_num ) - { - if (gm_account_db[i].level == level) - ShowWarning("addGM: GM account %d defined twice (same level: %d).\n", account_id, level); - else { - ShowWarning("addGM: GM account %d defined twice (levels: %d and %d).\n", account_id, gm_account_db[i].level, level); - gm_account_db[i].level = level; - } - return; // entry already present - } - - // new account - if (GM_num >= GM_max) { - GM_max += 256; - RECREATE(gm_account_db, struct gm_account, GM_max); - } - gm_account_db[GM_num].account_id = account_id; - gm_account_db[GM_num].level = level; - GM_num++; - if (GM_num >= 4000) - ShowWarning("4000 GM accounts found. Next GM accounts are not read.\n"); -} - -//------------------------------------------------------- -// Reading function of GM accounts file (and their level) -//------------------------------------------------------- -int read_gm_account(void) -{ - char line[512]; - FILE *fp; - int account_id, level; - int line_counter; - struct stat file_stat; - int start_range = 0, end_range = 0, is_range = 0, current_id = 0; - - if(gm_account_db) aFree(gm_account_db); - CREATE(gm_account_db, struct gm_account, 1); - GM_num = 0; - - // get last modify time/date - if (stat(GM_account_filename, &file_stat)) - creation_time_GM_account_file = 0; // error - else - creation_time_GM_account_file = (long)file_stat.st_mtime; - - if ((fp = fopen(GM_account_filename, "r")) == NULL) { - ShowError("read_gm_account: GM accounts file [%s] not found.\n", GM_account_filename); - return 1; - } - - line_counter = 0; - // limited to 4000, because we send information to char-servers (more than 4000 GM accounts???) - // int (id) + int (level) = 8 bytes * 4000 = 32k (limit of packets in windows) - while(fgets(line, sizeof(line), fp) && GM_num < 4000) - { - line_counter++; - if ((line[0] == '/' && line[1] == '/') || line[0] == '\0' || line[0] == '\n' || line[0] == '\r') - continue; - is_range = (sscanf(line, "%d%*[-~]%d %d",&start_range,&end_range,&level)==3); // ID Range [MC Cameri] - if (!is_range && sscanf(line, "%d %d", &account_id, &level) != 2 && sscanf(line, "%d: %d", &account_id, &level) != 2) - ShowError("read_gm_account: file [%s], invalid 'acount_id|range level' format (line #%d).\n", GM_account_filename, line_counter); - else if (level <= 0) - ShowError("read_gm_account: file [%s] %dth account (line #%d) (invalid level [0 or negative]: %d).\n", GM_account_filename, GM_num+1, line_counter, level); - else { - if (level > 99) { - ShowNotice("read_gm_account: file [%s] %dth account (invalid level, but corrected: %d->99).\n", GM_account_filename, GM_num+1, level); - level = 99; - } - if (is_range) { - if (start_range==end_range) - ShowError("read_gm_account: file [%s] invalid range, beginning of range is equal to end of range (line #%d).\n", GM_account_filename, line_counter); - else if (start_range>end_range) - ShowError("read_gm_account: file [%s] invalid range, beginning of range must be lower than end of range (line #%d).\n", GM_account_filename, line_counter); - else - for (current_id = start_range;current_id<=end_range;current_id++) - addGM(current_id,level); - } else { - addGM(account_id,level); - } - } - } - fclose(fp); - - ShowStatus("read_gm_account: file '%s' read (%d GM accounts found).\n", GM_account_filename, GM_num); - - return 0; -} - - -//----------------------------------------------- -// Search an account id -// (return account index or -1 (if not found)) -// If exact account name is not found, -// the function checks without case sensitive -// and returns index if only 1 account is found -// and similar to the searched name. -//----------------------------------------------- -int search_account_index(char* account_name) -{ - unsigned int i, quantity; - int index; - - quantity = 0; - index = -1; - - for(i = 0; i < auth_num; i++) { - // Without case sensitive check (increase the number of similar account names found) - if (stricmp(auth_dat[i].userid, account_name) == 0) { - // Strict comparison (if found, we finish the function immediatly with correct value) - if (strcmp(auth_dat[i].userid, account_name) == 0) - return i; - quantity++; - index = i; - } - } - // Here, the exact account name is not found - // We return the found index of a similar account ONLY if there is 1 similar account - if (quantity == 1) - return index; - - // Exact account name is not found and 0 or more than 1 similar accounts have been found ==> we say not found - return -1; -} - -//-------------------------------------------------------- -// Create a string to save the account in the account file -//-------------------------------------------------------- -int mmo_auth_tostr(char* str, struct mmo_account* p) -{ - int i; - char *str_p = str; - - str_p += sprintf(str_p, "%d\t%s\t%s\t%s\t%c\t%d\t%u\t%s\t%s\t%ld\t%s\t%s\t%ld\t", - p->account_id, p->userid, p->pass, p->lastlogin, p->sex, - p->logincount, p->state, p->email, p->error_message, - (long)p->expiration_time, p->last_ip, p->memo, (long)p->unban_time); - - for(i = 0; i < p->account_reg2_num; i++) - if (p->account_reg2[i].str[0]) - str_p += sprintf(str_p, "%s,%s ", p->account_reg2[i].str, p->account_reg2[i].value); - - return 0; -} - -//--------------------------------- -// Reading of the accounts database -//--------------------------------- -int mmo_auth_init(void) -{ - FILE *fp; - int account_id; - uint32 state; - int logincount, n; - uint32 i, j; - char line[2048], *p, userid[2048], pass[2048], lastlogin[2048], sex, email[2048], error_message[2048], last_ip[2048], memo[2048]; - long unban_time; - long expiration_time; - char str[2048]; - char v[2048]; - int GM_count = 0; - int server_count = 0; - - auth_max = 256; - CREATE(auth_dat, struct mmo_account, auth_max); - - if ((fp = fopen(account_txt, "r")) == NULL) { - // no account file -> no account -> no login, including char-server (ERROR) - ShowError(CL_RED"mmmo_auth_init: Accounts file [%s] not found."CL_RESET"\n", account_txt); - return 0; - } - - while(fgets(line, sizeof(line), fp) != NULL) - { - if (line[0] == '/' && line[1] == '/') - continue; - - p = line; - - memset(userid, 0, sizeof(userid)); - memset(pass, 0, sizeof(pass)); - memset(lastlogin, 0, sizeof(lastlogin)); - memset(email, 0, sizeof(email)); - memset(error_message, 0, sizeof(error_message)); - memset(last_ip, 0, sizeof(last_ip)); - memset(memo, 0, sizeof(memo)); - - // database version reading (v2) - if (((i = sscanf(line, "%d\t%[^\t]\t%[^\t]\t%[^\t]\t%c\t%d\t%u\t" - "%[^\t]\t%[^\t]\t%ld\t%[^\t]\t%[^\t]\t%ld%n", - &account_id, userid, pass, lastlogin, &sex, &logincount, &state, - email, error_message, &expiration_time, last_ip, memo, &unban_time, &n)) == 13 && line[n] == '\t') || - ((i = sscanf(line, "%d\t%[^\t]\t%[^\t]\t%[^\t]\t%c\t%d\t%u\t" - "%[^\t]\t%[^\t]\t%ld\t%[^\t]\t%[^\t]%n", - &account_id, userid, pass, lastlogin, &sex, &logincount, &state, - email, error_message, &expiration_time, last_ip, memo, &n)) == 12 && line[n] == '\t')) { - n = n + 1; - - // Some checks - if (account_id > END_ACCOUNT_NUM) { - ShowError(CL_RED"mmmo_auth_init: an account has an id higher than %d\n", END_ACCOUNT_NUM); - ShowError(" account id #%d -> account not read (data is lost!)."CL_RESET"\n", account_id); - continue; - } - userid[23] = '\0'; - remove_control_chars(userid); - for(j = 0; j < auth_num; j++) { - if (auth_dat[j].account_id == account_id) { - ShowError(CL_RED"mmmo_auth_init: an account has an identical id to another.\n"); - ShowError(" account id #%d -> new account not read (data is lost!)."CL_RED"\n", account_id); - break; - } else if (strcmp(auth_dat[j].userid, userid) == 0) { - ShowError(CL_RED"mmmo_auth_init: account name already exists.\n"); - ShowError(" account name '%s' -> new account not read (data is lost!)."CL_RESET"\n", userid); // 2 lines, account name can be long. - break; - } - } - if (j != auth_num) - continue; - - if (auth_num >= auth_max) { - auth_max += 256; - auth_dat = (struct mmo_account*)aRealloc(auth_dat, sizeof(struct mmo_account) * auth_max); - } - - memset(&auth_dat[auth_num], '\0', sizeof(struct mmo_account)); - - auth_dat[auth_num].account_id = account_id; - - strncpy(auth_dat[auth_num].userid, userid, 24); - - pass[32] = '\0'; - remove_control_chars(pass); - strncpy(auth_dat[auth_num].pass, pass, 32); - - lastlogin[23] = '\0'; - remove_control_chars(lastlogin); - strncpy(auth_dat[auth_num].lastlogin, lastlogin, 24); - - auth_dat[auth_num].sex = sex; - - if (logincount >= 0) - auth_dat[auth_num].logincount = logincount; - else - auth_dat[auth_num].logincount = 0; - - if (state > 255) - auth_dat[auth_num].state = 100; - else - auth_dat[auth_num].state = state; - - if (e_mail_check(email) == 0) { - ShowNotice("Account %s (%d): invalid e-mail (replaced par a@a.com).\n", auth_dat[auth_num].userid, auth_dat[auth_num].account_id); - strncpy(auth_dat[auth_num].email, "a@a.com", 40); - } else { - remove_control_chars(email); - strncpy(auth_dat[auth_num].email, email, 40); - } - - error_message[19] = '\0'; - remove_control_chars(error_message); - if (error_message[0] == '\0' || state != 7) { // 7, because state is packet 0x006a value + 1 - strncpy(auth_dat[auth_num].error_message, "-", 20); - } else { - strncpy(auth_dat[auth_num].error_message, error_message, 20); - } - - if (i == 13) - auth_dat[auth_num].unban_time = (time_t)unban_time; - else - auth_dat[auth_num].unban_time = 0; - - auth_dat[auth_num].expiration_time = (time_t)expiration_time; - - last_ip[15] = '\0'; - remove_control_chars(last_ip); - strncpy(auth_dat[auth_num].last_ip, last_ip, 16); - - memo[254] = '\0'; - remove_control_chars(memo); - strncpy(auth_dat[auth_num].memo, memo, 255); - - for(j = 0; j < ACCOUNT_REG2_NUM; j++) { - p += n; - if (sscanf(p, "%[^\t,],%[^\t ] %n", str, v, &n) != 2) { - // We must check if a str is void. If it's, we can continue to read other REG2. - // Account line will have something like: str2,9 ,9 str3,1 (here, ,9 is not good) - if (p[0] == ',' && sscanf(p, ",%[^\t ] %n", v, &n) == 1) { - j--; - continue; - } else - break; - } - str[31] = '\0'; - remove_control_chars(str); - strncpy(auth_dat[auth_num].account_reg2[j].str, str, 32); - strncpy(auth_dat[auth_num].account_reg2[j].value,v,256); - } - auth_dat[auth_num].account_reg2_num = j; - - if (isGM(account_id) > 0) - GM_count++; - if (auth_dat[auth_num].sex == 'S') - server_count++; - - auth_num++; - if (account_id >= account_id_count) - account_id_count = account_id + 1; - - // Old athena database version reading (v1) - } else if ((i = sscanf(line, "%d\t%[^\t]\t%[^\t]\t%[^\t]\t%c\t%d\t%u\t%n", - &account_id, userid, pass, lastlogin, &sex, &logincount, &state, &n)) >= 5) { - if (account_id > END_ACCOUNT_NUM) { - ShowError(CL_RED"mmmo_auth_init: an account has an id higher than %d\n", END_ACCOUNT_NUM); - ShowError(" account id #%d -> account not read (data is lost!)."CL_RESET"\n", account_id); - continue; - } - userid[23] = '\0'; - remove_control_chars(userid); - for(j = 0; j < auth_num; j++) { - if (auth_dat[j].account_id == account_id) { - ShowError(CL_RED"mmo_auth_init: an account has an identical id to another.\n"); - ShowError(" account id #%d -> new account not read (data is lost!)."CL_RESET"\n", account_id); - break; - } else if (strcmp(auth_dat[j].userid, userid) == 0) { - ShowError(CL_RED"mmo_auth_init: account name already exists.\n"); - ShowError(" account name '%s' -> new account not read (data is lost!)."CL_RESET"\n", userid); - break; - } - } - if (j != auth_num) - continue; - - if (auth_num >= auth_max) { - auth_max += 256; - RECREATE(auth_dat, struct mmo_account, auth_max); - } - - memset(&auth_dat[auth_num], '\0', sizeof(struct mmo_account)); - - auth_dat[auth_num].account_id = account_id; - - strncpy(auth_dat[auth_num].userid, userid, 24); - - pass[23] = '\0'; - remove_control_chars(pass); - strncpy(auth_dat[auth_num].pass, pass, 24); - - lastlogin[23] = '\0'; - remove_control_chars(lastlogin); - strncpy(auth_dat[auth_num].lastlogin, lastlogin, 24); - - auth_dat[auth_num].sex = sex; - - if (i >= 6) { - if (logincount >= 0) - auth_dat[auth_num].logincount = logincount; - else - auth_dat[auth_num].logincount = 0; - } else - auth_dat[auth_num].logincount = 0; - - if (i >= 7) { - if (state > 255) - auth_dat[auth_num].state = 100; - else - auth_dat[auth_num].state = state; - } else - auth_dat[auth_num].state = 0; - - // Initialization of new data - strncpy(auth_dat[auth_num].email, "a@a.com", 40); - strncpy(auth_dat[auth_num].error_message, "-", 20); - auth_dat[auth_num].unban_time = 0; - auth_dat[auth_num].expiration_time = 0; - strncpy(auth_dat[auth_num].last_ip, "-", 16); - strncpy(auth_dat[auth_num].memo, "-", 255); - - for(j = 0; j < ACCOUNT_REG2_NUM; j++) { - p += n; - if (sscanf(p, "%[^\t,],%[^\t ] %n", str, v, &n) != 2) { - // We must check if a str is void. If it's, we can continue to read other REG2. - // Account line will have something like: str2,9 ,9 str3,1 (here, ,9 is not good) - if (p[0] == ',' && sscanf(p, ",%[^\t ] %n", v, &n) == 1) { - j--; - continue; - } else - break; - } - str[31] = '\0'; - remove_control_chars(str); - strncpy(auth_dat[auth_num].account_reg2[j].str, str, 32); - strncpy(auth_dat[auth_num].account_reg2[j].value,v,256); - } - auth_dat[auth_num].account_reg2_num = j; - - if (isGM(account_id) > 0) - GM_count++; - if (auth_dat[auth_num].sex == 'S') - server_count++; - - auth_num++; - if (account_id >= account_id_count) - account_id_count = account_id + 1; - - } else { - int i = 0; - if (sscanf(line, "%d\t%%newid%%\n%n", &account_id, &i) == 1 && - i > 0 && account_id > account_id_count) - account_id_count = account_id; - } - } - fclose(fp); - - if( auth_num == 0 ) - ShowNotice("mmo_auth_init: No account found in %s.\n", account_txt); - else - if( auth_num == 1 ) - ShowStatus("mmo_auth_init: 1 account read in %s,\n", account_txt); - else - ShowStatus("mmo_auth_init: %d accounts read in %s,\n", auth_num, account_txt); - - if( GM_count == 0 ) - ShowStatus(" of which is no GM account, and \n"); - else - if( GM_count == 1 ) - ShowStatus(" of which is 1 GM account, and \n"); - else - ShowStatus(" of which is %d GM accounts, and \n", GM_count); - - if( server_count == 0 ) - ShowStatus(" no server account ('S').\n"); - else - if( server_count == 1 ) - ShowStatus(" 1 server account ('S').\n"); - else - ShowStatus(" %d server accounts ('S').\n", server_count); - - return 0; -} - -//------------------------------------------ -// Writing of the accounts database file -// (accounts are sorted by id before save) -//------------------------------------------ -void mmo_auth_sync(void) -{ - FILE *fp; - unsigned int i, j, k; - int lock; - int account_id; - CREATE_BUFFER(id, int, auth_num); - char line[65536]; - - // Sorting before save - for(i = 0; i < auth_num; i++) { - id[i] = i; - account_id = auth_dat[i].account_id; - for(j = 0; j < i; j++) { - if (account_id < auth_dat[id[j]].account_id) { - for(k = i; k > j; k--) - id[k] = id[k-1]; - id[j] = i; // id[i] - break; - } - } - } - - // Data save - if ((fp = lock_fopen(account_txt, &lock)) == NULL) { - //if (id) aFree(id); - DELETE_BUFFER(id); - return; - } - - fprintf(fp, "// Accounts file: here are saved all information about the accounts.\n"); - fprintf(fp, "// Structure: ID, account name, password, last login time, sex, # of logins, state, email, error message for state 7, validity time, last (accepted) login ip, memo field, ban timestamp, repeated(register text, register value)\n"); - fprintf(fp, "// Some explanations:\n"); - fprintf(fp, "// account name : between 4 to 23 char for a normal account (standard client can't send less than 4 char).\n"); - fprintf(fp, "// account password: between 4 to 23 char\n"); - fprintf(fp, "// sex : M or F for normal accounts, S for server accounts\n"); - fprintf(fp, "// state : 0: account is ok, 1 to 256: error code of packet 0x006a + 1\n"); - fprintf(fp, "// email : between 3 to 39 char (a@a.com is like no email)\n"); - fprintf(fp, "// error message : text for the state 7: 'Your are Prohibited to login until <text>'. Max 19 char\n"); - fprintf(fp, "// valitidy time : 0: unlimited account, <other value>: date calculated by addition of 1/1/1970 + value (number of seconds since the 1/1/1970)\n"); - fprintf(fp, "// memo field : max 254 char\n"); - fprintf(fp, "// ban time : 0: no ban, <other value>: banned until the date: date calculated by addition of 1/1/1970 + value (number of seconds since the 1/1/1970)\n"); - for(i = 0; i < auth_num; i++) { - k = id[i]; // use of sorted index - if (auth_dat[k].account_id == -1) - continue; - - mmo_auth_tostr(line, &auth_dat[k]); - fprintf(fp, "%s\n", line); - } - fprintf(fp, "%d\t%%newid%%\n", account_id_count); - - lock_fclose(fp, account_txt, &lock); - - // set new counter to minimum number of auth before save - auth_before_save_file = auth_num / AUTH_SAVE_FILE_DIVIDER; // Re-initialise counter. We have save. - if (auth_before_save_file < AUTH_BEFORE_SAVE_FILE) - auth_before_save_file = AUTH_BEFORE_SAVE_FILE; - - //if (id) aFree(id); - DELETE_BUFFER(id); - - return; -} - -//----------------------------------------------------- -// Check if we must save accounts file or not -// every minute, we check if we must save because we -// have do some authentications without arrive to -// the minimum of authentications for the save. -// Note: all other modification of accounts (deletion, -// change of some informations excepted lastip/ -// lastlogintime, creation) are always save -// immediatly and set the minimum of -// authentications to its initialization value. -//----------------------------------------------------- -int check_auth_sync(int tid, unsigned int tick, int id, int data) -{ - // we only save if necessary: - // we have do some authentications without do saving - if (auth_before_save_file < AUTH_BEFORE_SAVE_FILE || - auth_before_save_file < (int)(auth_num / AUTH_SAVE_FILE_DIVIDER)) - mmo_auth_sync(); - - return 0; -} - -//----------------------------------------------------- -// Send GM accounts to one or all char-servers -//----------------------------------------------------- -void send_GM_accounts(int fd) -{ - unsigned int i; - uint8 buf[32767]; - uint16 len; - - 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; -} - -//----------------------------------------------------- -// Check if GM file account have been changed -//----------------------------------------------------- -int check_GM_file(int tid, unsigned int tick, int id, int data) -{ - struct stat file_stat; - long new_time; - - // if we would not check - if (gm_account_filename_check_timer < 1) - return 0; - - // get last modify time/date - if (stat(GM_account_filename, &file_stat)) - new_time = 0; // error - else - new_time = (long)file_stat.st_mtime; - - if (new_time != creation_time_GM_account_file) { - read_gm_account(); - send_GM_accounts(-1); - } - - return 0; -} - -/*============================================= - * Records an event in the login log - *---------------------------------------------*/ -void login_log(uint32 ip, const char* username, int rcode, const char* message) -{ - FILE* log_fp; - - if( !login_config.log_login ) - return; - - log_fp = fopen(login_log_filename, "a"); - if( log_fp != NULL ) - { - char esc_username[NAME_LENGTH*4+1]; - char esc_message[255*4+1]; - time_t raw_time; - char str_time[24]; - - sv_escape_c(esc_username, username, NAME_LENGTH, NULL); - sv_escape_c(esc_message, message, 255, NULL); - - time(&raw_time); - strftime(str_time, 24, login_config.date_format, localtime(&raw_time)); - str_time[23] = '\0'; - - fprintf(log_fp, "%s\t%u\t%s\t%d\t%s\n", str_time, ip, esc_username, rcode, esc_message); - - fclose(log_fp); - } -} - -//------------------------------------- -// 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(); - - time_t expiration_time = 0; - unsigned int i = auth_num; - - // check if the account doesn't exist already - ARR_FIND( 0, auth_num, i, strcmp(account->userid, auth_dat[i].userid) == 0 ); - if( i < auth_num ) - { - ShowNotice("Attempt of creation of an already existant account (account: %s_%c, pass: %s, received pass: %s)\n", account->userid, account->sex, auth_dat[i].pass, account->pass); - return 1; // 1 = Incorrect Password - } - - //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; - } - - if (auth_num >= auth_max) { - auth_max += 256; - auth_dat = (struct mmo_account*)aRealloc(auth_dat, sizeof(struct mmo_account) * auth_max); - } - - memset(&auth_dat[i], '\0', sizeof(struct mmo_account)); - - // find a suitable non-gm account id - while (isGM(account_id_count) > 0) - account_id_count++; - - auth_dat[i].account_id = account_id_count++; - safestrncpy(auth_dat[i].userid, account->userid, NAME_LENGTH); - if( login_config.use_md5_passwds ) - MD5_String(account->pass, auth_dat[i].pass); - else - safestrncpy(auth_dat[i].pass, account->pass, NAME_LENGTH); - safestrncpy(auth_dat[i].lastlogin, "-", sizeof(auth_dat[i].lastlogin)); - auth_dat[i].sex = account->sex; - auth_dat[i].logincount = 0; - auth_dat[i].state = 0; - safestrncpy(auth_dat[i].email, e_mail_check(account->email) ? account->email : "a@a.com", sizeof(auth_dat[i].email)); - safestrncpy(auth_dat[i].error_message, "-", sizeof(auth_dat[i].error_message)); - auth_dat[i].unban_time = 0; - if( login_config.start_limited_time != -1 ) - expiration_time = time(NULL) + login_config.start_limited_time; - auth_dat[i].expiration_time = expiration_time; - strncpy(auth_dat[i].last_ip, "-", 16); - strncpy(auth_dat[i].memo, "-", 255); - auth_dat[i].account_reg2_num = 0; - - ShowNotice("Account creation (account %s, id: %d, pass: %s, sex: %c)\n", account->userid, auth_num, account->pass, account->sex); - auth_num++; - - 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) -{ - unsigned int i; - time_t raw_time; - char tmpstr[256]; - int len; - char user_password[32+1]; // reserve for md5-ed pw - - 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 - account_id_count <= END_ACCOUNT_NUM ) - { - 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]. - - auth_before_save_file = 0; // Creation of an account -> save accounts file immediatly - } - } - - // Strict account search - ARR_FIND( 0, auth_num, i, strcmp(sd->userid, auth_dat[i].userid) == 0 ); - - // if strict account search fails, we do a no sensitive case research for index - if( i < auth_num ) - { - i = search_account_index(sd->userid); - if( i == -1 ) - i = auth_num; - else - memcpy(sd->userid, auth_dat[i].userid, NAME_LENGTH); // for the possible tests/checks afterwards (copy correcte sensitive case). - } - - if( i == auth_num ) - { - ShowNotice("Unknown account (account: %s, received pass: %s, ip: %s)\n", sd->userid, sd->passwd, ip); - return 0; // 0 = Unregistered ID - } - - 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, auth_dat[i].pass) ) - { - ShowNotice("Invalid password (account: %s, pass: %s, received pass: %s, ip: %s)\n", sd->userid, auth_dat[i].pass, (sd->passwdenc) ? "[MD5]" : sd->passwd, ip); - return 1; // 1 = Incorrect Password - } - - if( auth_dat[i].expiration_time != 0 && auth_dat[i].expiration_time < time(NULL) ) - { - ShowNotice("Connection refused (account: %s, pass: %s, expired ID, ip: %s)\n", sd->userid, sd->passwd, ip); - return 2; // 2 = This ID is expired - } - - if( auth_dat[i].unban_time != 0 && auth_dat[i].unban_time > time(NULL) ) - { - strftime(tmpstr, 20, login_config.date_format, localtime(&auth_dat[i].unban_time)); - tmpstr[19] = '\0'; - ShowNotice("Connection refused (account: %s, pass: %s, banned until %s, ip: %s)\n", sd->userid, sd->passwd, tmpstr, ip); - return 6; // 6 = Your are Prohibited to log in until %s - } - - if( auth_dat[i].state ) - { - ShowNotice("Connection refused (account: %s, pass: %s, state: %d, ip: %s)\n", sd->userid, sd->passwd, auth_dat[i].state, ip); - return auth_dat[i].state - 1; - } - - ShowNotice("Authentication accepted (account: %s, id: %d, ip: %s)\n", sd->userid, auth_dat[i].account_id, ip); - - // auth start : time seed - time(&raw_time); - strftime(tmpstr, 24, "%Y-%m-%d %H:%M:%S",localtime(&raw_time)); - - sd->account_id = auth_dat[i].account_id; - sd->login_id1 = rand(); - sd->login_id2 = rand(); - safestrncpy(sd->lastlogin, auth_dat[i].lastlogin, 24); - sd->sex = auth_dat[i].sex; - - 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); - - safestrncpy(auth_dat[i].lastlogin, tmpstr, sizeof(auth_dat[i].lastlogin)); - safestrncpy(auth_dat[i].last_ip, ip, sizeof(auth_dat[i].last_ip)); - auth_dat[i].unban_time = 0; - auth_dat[i].logincount++; - - // Save until for change ip/time of auth is not very useful => limited save for that - // Save there informations isnot necessary, because they are saved in log file. - if (--auth_before_save_file <= 0) // Reduce counter. 0 or less, we save - mmo_auth_sync(); - - return -1; // account OK -} - -//-------------------------------- -// Packet parsing for char-servers -//-------------------------------- -int parse_fromchar(int fd) -{ - unsigned int i; - int j, 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]; - unsigned int k; - - //ShowStatus("Char-server '%s': authentication of the account %d accepted (ip: %s).\n", server[id].name, account_id, ip); - - // each auth entry can only be used once - idb_remove(auth_db, account_id); - - // retrieve email and account expiration time - ARR_FIND( 0, auth_num, k, auth_dat[k].account_id == account_id ); - if( k < auth_num ) - { - strcpy(email, auth_dat[k].email); - expiration_time = (uint32)auth_dat[k].expiration_time; - } - 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 0x2715: // request from char server to change e-email from default "a@a.com" - if (RFIFOREST(fd) < 46) - return 0; - { - char email[40]; - int acc = RFIFOL(fd,2); - safestrncpy(email, (char*)RFIFOP(fd,6), 40); remove_control_chars(email); - RFIFOSKIP(fd,46); - - if( e_mail_check(email) == 0 ) - ShowNotice("Char-server '%s': Attempt to create an e-mail on an account with a default e-mail REFUSED - e-mail is invalid (account: %d, ip: %s)\n", server[id].name, acc, ip); - else - { - ARR_FIND( 0, auth_num, i, auth_dat[i].account_id == acc && (strcmp(auth_dat[i].email, "a@a.com") == 0 || auth_dat[i].email[0] == '\0') ); - if( i == auth_num ) - ShowNotice("Char-server '%s': Attempt to create an e-mail on an account with a default e-mail REFUSED - account doesn't exist or e-mail of account isn't default e-mail (account: %d, ip: %s).\n", server[id].name, acc, ip); - else - { - memcpy(auth_dat[i].email, email, 40); - ShowNotice("Char-server '%s': Create an e-mail on an account with a default e-mail (account: %d, new e-mail: %s, ip: %s).\n", server[id].name, acc, email, ip); - // Save - mmo_auth_sync(); - } - } - } - 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); - - ARR_FIND( 0, auth_num, i, auth_dat[i].account_id == account_id ); - if( i == auth_num ) - ShowNotice("Char-server '%s': e-mail of the account %d NOT found (ip: %s).\n", server[id].name, RFIFOL(fd,2), ip); - else - { - safestrncpy(email, auth_dat[i].email, sizeof(email)); - expiration_time = (uint32)auth_dat[i].expiration_time; - } - - 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); remove_control_chars(actual_email); - safestrncpy(new_email, (char*)RFIFOP(fd,46), 40); remove_control_chars(new_email); - 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 { - ARR_FIND( 0, auth_num, i, auth_dat[i].account_id == account_id ); - if( i == auth_num ) - ShowNotice("Char-server '%s': Attempt to modify an e-mail on an account (@email GM command), but account doesn't exist (account: %d, ip: %s).\n", server[id].name, account_id, ip); - else - if( strcmpi(auth_dat[i].email, actual_email) != 0 ) - ShowNotice("Char-server '%s': Attempt to modify an e-mail on an account (@email GM command), but actual e-mail is incorrect (account: %d (%s), actual e-mail: %s, proposed e-mail: %s, ip: %s).\n", server[id].name, account_id, auth_dat[i].userid, auth_dat[i].email, actual_email, ip); - else { - safestrncpy(auth_dat[i].email, new_email, 40); - ShowNotice("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, auth_dat[i].userid, new_email, ip); - // Save - mmo_auth_sync(); - } - } - } - 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); - uint32 state = RFIFOL(fd,6); - RFIFOSKIP(fd,10); - - ARR_FIND( 0, auth_num, i, auth_dat[i].account_id == account_id ); - if( i == auth_num ) - ShowNotice("Char-server '%s': Error of Status change (account: %d not found, suggested status %d, ip: %s).\n", server[id].name, account_id, state, ip); - else - if( auth_dat[i].state == state ) - ShowNotice("Char-server '%s': Error of Status change - actual status is already the good status (account: %d, status %d, ip: %s).\n", server[id].name, account_id, state, ip); - else { - ShowNotice("Char-server '%s': Status change (account: %d, new status %d, ip: %s).\n", server[id].name, account_id, state, ip); - if (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); - } - auth_dat[i].state = state; - // Save - mmo_auth_sync(); - } - } - break; - - case 0x2725: // Receiving of map-server via char-server a ban request - if (RFIFOREST(fd) < 18) - return 0; - { - 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); - - ARR_FIND( 0, auth_num, i, auth_dat[i].account_id == account_id ); - if( i == auth_num ) - ShowNotice("Char-server '%s': Error of ban request (account: %d not found, ip: %s).\n", server[id].name, account_id, ip); - else - { - time_t timestamp; - struct tm *tmtime; - if (auth_dat[i].unban_time == 0 || auth_dat[i].unban_time < time(NULL)) - timestamp = time(NULL); - else - timestamp = auth_dat[i].unban_time; - 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 == -1) - ShowNotice("Char-server '%s': Error of ban request (account: %d, invalid date, ip: %s).\n", server[id].name, account_id, ip); - else - if( timestamp <= time(NULL) || timestamp == 0 ) - ShowNotice("Char-server '%s': Error of ban request (account: %d, new date unbans the account, ip: %s).\n", server[id].name, account_id, ip); - else - { - unsigned char buf[16]; - char tmpstr[2048]; - strftime(tmpstr, 24, login_config.date_format, localtime(×tamp)); - ShowNotice("Char-server '%s': Ban request (account: %d, new final date of banishment: %d (%s), ip: %s).\n", server[id].name, account_id, timestamp, tmpstr, ip); - WBUFW(buf,0) = 0x2731; - WBUFL(buf,2) = auth_dat[i].account_id; - WBUFB(buf,6) = 1; // 0: change of status, 1: ban - WBUFL(buf,7) = (unsigned int)timestamp; // status or final date of a banishment - charif_sendallwos(-1, buf, 11); - auth_dat[i].unban_time = timestamp; - // Save - mmo_auth_sync(); - } - } - } - break; - - case 0x2727: // Change of sex (sex is reversed) - if( RFIFOREST(fd) < 6 ) - return 0; - { - int account_id = RFIFOL(fd,2); - RFIFOSKIP(fd,6); - - ARR_FIND( 0, auth_num, i, auth_dat[i].account_id == account_id ); - if( i == auth_num ) - ShowNotice("Char-server '%s': Error of sex change (account: %d not found, ip: %s).\n", server[id].name, account_id, ip); - else - if( auth_dat[i].sex == 'S' ) - ShowNotice("Char-server '%s': Error of sex change - account to change is a Server account (account: %d, ip: %s).\n", server[id].name, account_id, ip); - else - { - unsigned char buf[7]; - char sex = ( auth_dat[i].sex == 'M' ) ? 'F' : 'M'; //Change gender - - auth_dat[i].sex = sex; - - ShowNotice("Char-server '%s': Sex change (account: %d, new sex %c, ip: %s).\n", server[id].name, account_id, sex, ip); - WBUFW(buf,0) = 0x2723; - WBUFL(buf,2) = account_id; - WBUFB(buf,6) = sex_str2num(sex); - charif_sendallwos(-1, buf, 7); - // Save - mmo_auth_sync(); - } - } - break; - - case 0x2728: // We receive account_reg2 from a char-server, and we send them to other map-servers. - if( RFIFOREST(fd) < 4 || RFIFOREST(fd) < RFIFOW(fd,2) ) - return 0; - { - int acc = RFIFOL(fd,4); - - ARR_FIND( 0, auth_num, i, auth_dat[i].account_id == acc ); - if( i == auth_num ) - ShowStatus("Char-server '%s': receiving (from the char-server) of account_reg2 (account: %d not found, ip: %s).\n", server[id].name, acc, ip); - else - { - int len; - int p; - ShowNotice("char-server '%s': receiving (from the char-server) of account_reg2 (account: %d, ip: %s).\n", server[id].name, acc, ip); - for(j=0,p=13;j<ACCOUNT_REG2_NUM && p<RFIFOW(fd,2);j++){ - sscanf((char*)RFIFOP(fd,p), "%31c%n",auth_dat[i].account_reg2[j].str,&len); - auth_dat[i].account_reg2[j].str[len]='\0'; - p +=len+1; //+1 to skip the '\0' between strings. - sscanf((char*)RFIFOP(fd,p), "%255c%n",auth_dat[i].account_reg2[j].value,&len); - auth_dat[i].account_reg2[j].value[len]='\0'; - p +=len+1; - remove_control_chars(auth_dat[i].account_reg2[j].str); - remove_control_chars(auth_dat[i].account_reg2[j].value); - } - auth_dat[i].account_reg2_num = j; - - // 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)); - - // Save - mmo_auth_sync(); - } - - } - 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); - - ARR_FIND( 0, auth_num, i, auth_dat[i].account_id == account_id ); - if( i == auth_num ) - ShowNotice("Char-server '%s': Error of UnBan request (account: %d not found, ip: %s).\n", server[id].name, account_id, ip); - else - if( auth_dat[i].unban_time == 0 ) - ShowNotice("Char-server '%s': Error of UnBan request (account: %d, no change for unban date, ip: %s).\n", server[id].name, account_id, ip); - else - { - auth_dat[i].unban_time = 0; - ShowNotice("Char-server '%s': UnBan request (account: %d, ip: %s).\n", server[id].name, account_id, ip); - } - } - 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 - - ARR_FIND( 0, auth_num, i, auth_dat[i].account_id == account_id ); - if( i == auth_num ) - { - //Account not found? Send at least empty data, map servers need a reply! - WFIFOW(fd,2) = 13; - WFIFOSET(fd,WFIFOW(fd,2)); - break; - } - - for( off = 13, j = 0; j < auth_dat[i].account_reg2_num && off < 9000; j++ ) - { - if( auth_dat[i].account_reg2[j].str[0] != '\0' ) - { - off += sprintf((char*)WFIFOP(fd,off), "%s", auth_dat[i].account_reg2[j].str)+1; //We add 1 to consider the '\0' in place. - off += sprintf((char*)WFIFOP(fd,off), "%s", auth_dat[i].account_reg2[j].value)+1; - } - } - - 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; -} - -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; - - sd->level = isGM(sd->account_id); - - 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; - - login_log(ip, sd->userid, result, "login failed"); - - 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 - char tmpstr[20]; - int i = search_account_index(sd->userid); - time_t unban_time = ( i >= 0 ) ? auth_dat[i].unban_time : 0; - strftime(tmpstr, 20, login_config.date_format, localtime(&unban_time)); - safestrncpy((char*)WFIFOP(fd,3), tmpstr, 20); // ban timestamp goes here - } - 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 - - 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); remove_control_chars(sd->userid); - if (command != 0x01dd) { - ShowStatus("Request for connection of %s (ip: %s).\n", sd->userid, ip); - safestrncpy(sd->passwd, (char*)RFIFOP(fd,30), NAME_LENGTH); remove_control_chars(sd->passwd); - 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 - case 0x791a: // Sending request of the coding key (administration packet) - 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' @ %d.%d.%d.%d:%d (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; - - case 0x7918: // Request for administation login - if ((int)RFIFOREST(fd) < 4 || (int)RFIFOREST(fd) < ((RFIFOW(fd,2) == 0) ? 28 : 20)) - return 0; - WFIFOW(fd,0) = 0x7919; - WFIFOB(fd,2) = 1; - if( session[fd]->client_addr != admin_allowed_ip ) { - ShowNotice("'ladmin'-login: Connection in administration mode refused: IP isn't authorised (ladmin_allow, ip: %s).\n", ip); - } else { - struct login_session_data *ld = (struct login_session_data*)session[fd]->session_data; - if (RFIFOW(fd,2) == 0) { // non encrypted password - char password[25]; - memcpy(password, RFIFOP(fd,4), 24); - password[24] = '\0'; - remove_control_chars(password); - if( !admin_state ) - ShowNotice("'ladmin'-login: Connection in administration mode REFUSED - remote administration is disabled (non encrypted password: %s, ip: %s)\n", password, ip); - else - if( strcmp(password, admin_pass) != 0) - ShowNotice("'ladmin'-login: Connection in administration mode REFUSED - invalid password (non encrypted password: %s, ip: %s)\n", password, ip); - else { - // If remote administration is enabled and password sent by client matches password read from login server configuration file - ShowNotice("'ladmin'-login: Connection in administration mode accepted (non encrypted password: %s, ip: %s)\n", password, ip); - WFIFOB(fd,2) = 0; - session[fd]->func_parse = parse_admin; - } - } else { // encrypted password - if (!ld) - ShowError("'ladmin'-login: error! MD5 key not created/requested for an administration login.\n"); - else { - char md5str[64] = "", md5bin[32]; - if (RFIFOW(fd,2) == 1) { - sprintf(md5str, "%s%s", ld->md5key, admin_pass); // 20 24 - } else if (RFIFOW(fd,2) == 2) { - sprintf(md5str, "%s%s", admin_pass, ld->md5key); // 24 20 - } - MD5_String2binary(md5str, md5bin); - if( !admin_state ) - ShowNotice("'ladmin'-login: Connection in administration mode REFUSED - remote administration is disabled (encrypted password, ip: %s)\n", ip); - else - if( memcmp(md5bin, RFIFOP(fd,4), 16) != 0 ) - ShowNotice("'ladmin'-login: Connection in administration mode REFUSED - invalid password (encrypted password, ip: %s)\n", ip); - else { - // If remote administration is enabled and password hash sent by client matches hash of password read from login server configuration file - ShowNotice("'ladmin'-login: Connection in administration mode accepted (encrypted password, ip: %s)\n", ip); - ShowNotice("Connection of a remote administration accepted (encrypted password).\n"); - WFIFOB(fd,2) = 0; - session[fd]->func_parse = parse_admin; - } - } - } - } - WFIFOSET(fd,3); - - RFIFOSKIP(fd, (RFIFOW(fd,2) == 0) ? 28 : 20); - 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; -} - - - -//------------------------------------- -// Displaying of configuration warnings -//------------------------------------- -void display_conf_warnings(void) -{ - if( admin_state ) { - if (admin_pass[0] == '\0') { - ShowWarning("Administrator password is void (admin_pass).\n"); - } else if (strcmp(admin_pass, "admin") == 0) { - ShowWarning("You are using the default administrator password (admin_pass).\n"); - ShowWarning(" We highly recommend that you change it.\n"); - } - } - - if (gm_account_filename_check_timer < 0) { - ShowWarning("Invalid value for gm_account_filename_check_timer parameter. Setting to 15 sec (default).\n"); - gm_account_filename_check_timer = 15; - } else if (gm_account_filename_check_timer == 1) { - ShowWarning("Invalid value for gm_account_filename_check_timer parameter. Setting to 2 sec (minimum value).\n"); - gm_account_filename_check_timer = 2; - } - - if (login_config.min_level_to_connect < 0) { // 0: all players, 1-99 at least gm level x - ShowWarning("Invalid value for min_level_to_connect (%d) parameter -> setting 0 (any player).\n", login_config.min_level_to_connect); - login_config.min_level_to_connect = 0; - } else if (login_config.min_level_to_connect > 99) { // 0: all players, 1-99 at least gm level x - ShowWarning("Invalid value for min_level_to_connect (%d) parameter -> setting to 99 (only GM level 99)\n", login_config.min_level_to_connect); - login_config.min_level_to_connect = 99; - } - - if (login_config.start_limited_time < -1) { // -1: create unlimited account, 0 or more: additionnal sec from now to create limited time - ShowWarning("Invalid value for start_limited_time parameter\n"); - ShowWarning(" -> setting to -1 (new accounts are created with unlimited time).\n"); - login_config.start_limited_time = -1; - } - - return; -} |