diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/login/Makefile.in | 2 | ||||
| -rw-r--r-- | src/login/admin.c | 3 | ||||
| -rw-r--r-- | src/login/login.c | 590 | ||||
| -rw-r--r-- | src/login/login.h | 16 | ||||
| -rw-r--r-- | src/login/login_sql.c | 532 | ||||
| -rw-r--r-- | src/login/login_txt.c | 543 |
6 files changed, 660 insertions, 1026 deletions
diff --git a/src/login/Makefile.in b/src/login/Makefile.in index b2051cebf..8f9afff7e 100644 --- a/src/login/Makefile.in +++ b/src/login/Makefile.in @@ -10,7 +10,7 @@ COMMON_H = ../common/core.h ../common/socket.h ../common/timer.h ../common/mmo.h ../common/grfio.h ../common/mapindex.h \ ../common/ers.h ../common/md5calc.h -LOGIN_OBJ = obj_txt/login_txt.o obj_txt/admin.o +LOGIN_OBJ = obj_txt/login.o obj_txt/login_txt.o obj_txt/admin.o LOGIN_H = login.h @SET_MAKE@ diff --git a/src/login/admin.c b/src/login/admin.c index 9bce1a02f..bd7a520d9 100644 --- a/src/login/admin.c +++ b/src/login/admin.c @@ -1,3 +1,6 @@ +// 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" diff --git a/src/login/login.c b/src/login/login.c new file mode 100644 index 000000000..c2faa6613 --- /dev/null +++ b/src/login/login.c @@ -0,0 +1,590 @@ +// Copyright (c) Athena Dev Teams - Licensed under GNU GPL +// For more information, see LICENCE in the main folder + +#include "../common/core.h" +#include "../common/db.h" +#include "../common/malloc.h" +#include "../common/md5calc.h" +#include "../common/showmsg.h" +#include "../common/socket.h" +#include "../common/strlib.h" +#include "../common/timer.h" +#include "../common/version.h" +#include "login.h" + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + + +// temporary external imports +extern struct gm_account* gm_account_db; +int read_gm_account(void); +int mmo_auth_init(void); +int parse_login(int fd); + +#ifdef TXT_ONLY + extern struct mmo_account* auth_dat; + void mmo_auth_sync(void); + int check_GM_file(int tid, unsigned int tick, int id, int data); + int check_auth_sync(int tid, unsigned int tick, int id, int data); + void display_conf_warnings(void); + extern bool admin_state; + extern char admin_pass[24]; + extern uint32 admin_allowed_ip; + extern char account_txt[1024]; + extern char GM_account_filename[1024]; + extern int gm_account_filename_check_timer; +#else + void mmo_db_close(void); + void sql_config_read(const char* cfgName); + int ip_ban_flush(int tid, unsigned int tick, int id, int data); +#endif + + +struct Login_Config login_config; + +int login_fd; // login server socket +#define MAX_SERVERS 30 +struct mmo_char_server server[MAX_SERVERS]; // char server data + +#define sex_num2str(num) ( (num == 0 ) ? 'F' : (num == 1 ) ? 'M' : 'S' ) +#define sex_str2num(str) ( (str == 'F' ) ? 0 : (str == 'M' ) ? 1 : 2 ) + + +//Account registration flood protection [Kevin] +int allowed_regs = 1; +int time_allowed = 10; //in seconds + +// Advanced subnet check [LuzZza] +struct s_subnet { + uint32 mask; + uint32 char_ip; + uint32 map_ip; +} subnet[16]; + +int subnet_count = 0; + + +//----------------------------------------------------- +// Auth database +//----------------------------------------------------- +#define AUTH_TIMEOUT 30000 + +/*static*/ DBMap* auth_db; // int account_id -> struct auth_node* + +//----------------------------------------------------- +// Online User Database [Wizputer] +//----------------------------------------------------- + +/*static*/ DBMap* online_db; // int account_id -> struct online_login_data* +/*static*/ int waiting_disconnect_timer(int tid, unsigned int tick, int id, int data); + +/*static*/ void* create_online_user(DBKey key, va_list args) +{ + struct online_login_data* p; + CREATE(p, struct online_login_data, 1); + p->account_id = key.i; + p->char_server = -1; + p->waiting_disconnect = -1; + return p; +} + +struct online_login_data* add_online_user(int char_server, int account_id) +{ + struct online_login_data* p; + if( !login_config.online_check ) + return NULL; + p = (struct online_login_data*)idb_ensure(online_db, account_id, create_online_user); + p->char_server = char_server; + if( p->waiting_disconnect != -1 ) + { + delete_timer(p->waiting_disconnect, waiting_disconnect_timer); + p->waiting_disconnect = -1; + } + return p; +} + +void remove_online_user(int account_id) +{ + struct online_login_data* p; + if( !login_config.online_check ) + return; + p = (struct online_login_data*)idb_get(online_db, account_id); + if( p == NULL ) + return; + if( p->waiting_disconnect != -1 ) + delete_timer(p->waiting_disconnect, waiting_disconnect_timer); + + idb_remove(online_db, account_id); +} + +/*static*/ int waiting_disconnect_timer(int tid, unsigned int tick, int id, int data) +{ + struct online_login_data* p = (struct online_login_data*)idb_get(online_db, id); + if( p != NULL && p->waiting_disconnect == tid && p->account_id == id ) + { + p->waiting_disconnect = -1; + remove_online_user(id); + idb_remove(auth_db, id); + } + return 0; +} + +/*static*/ int online_db_setoffline(DBKey key, void* data, va_list ap) +{ + struct online_login_data* p = (struct online_login_data*)data; + int server = va_arg(ap, int); + if( server == -1 ) + { + p->char_server = -1; + if( p->waiting_disconnect != -1 ) + { + delete_timer(p->waiting_disconnect, waiting_disconnect_timer); + p->waiting_disconnect = -1; + } + } + else if( p->char_server == server ) + p->char_server = -2; //Char server disconnected. + return 0; +} + +static int online_data_cleanup_sub(DBKey key, void *data, va_list ap) +{ + struct online_login_data *character= (struct online_login_data*)data; + if (character->char_server == -2) //Unknown server.. set them offline + remove_online_user(character->account_id); + return 0; +} + +static int online_data_cleanup(int tid, unsigned int tick, int id, int data) +{ + online_db->foreach(online_db, online_data_cleanup_sub); + return 0; +} + + +//-------------------------------------------------------------------- +// Packet send to all char-servers, except one (wos: without our self) +//-------------------------------------------------------------------- +int charif_sendallwos(int sfd, uint8* buf, size_t len) +{ + int i, c; + + for( i = 0, c = 0; i < MAX_SERVERS; ++i ) + { + int fd = server[i].fd; + if( session_isValid(fd) && fd != sfd ) + { + WFIFOHEAD(fd,len); + memcpy(WFIFOP(fd,0), buf, len); + WFIFOSET(fd,len); + ++c; + } + } + + return c; +} + + +//----------------------------------------------------- +// periodic ip address synchronization +//----------------------------------------------------- +static int sync_ip_addresses(int tid, unsigned int tick, int id, int data) +{ + uint8 buf[2]; + ShowInfo("IP Sync in progress...\n"); + WBUFW(buf,0) = 0x2735; + charif_sendallwos(-1, buf, 2); + return 0; +} + + +//----------------------------------------------------- +// encrypted/unencrypted password check +//----------------------------------------------------- +bool check_encrypted(const char* str1, const char* str2, const char* passwd) +{ + char md5str[64], md5bin[32]; + + snprintf(md5str, sizeof(md5str), "%s%s", str1, str2); + md5str[sizeof(md5str)-1] = '\0'; + MD5_String2binary(md5str, md5bin); + + return (0==memcmp(passwd, md5bin, 16)); +} + +bool check_password(struct login_session_data* sd, int passwdenc, const char* passwd, const char* refpass) +{ + if(passwdenc == 0) + { + return (0==strcmp(passwd, refpass)); + } + else if(sd != NULL) + { + // password mode set to 1 -> (md5key, refpass) enable with <passwordencrypt></passwordencrypt> + // password mode set to 2 -> (refpass, md5key) enable with <passwordencrypt2></passwordencrypt2> + + return ((passwdenc&0x01) && check_encrypted(sd->md5key, refpass, passwd)) || + ((passwdenc&0x02) && check_encrypted(refpass, sd->md5key, passwd)); + } + return false; +} + + +//-------------------------------------------- +// Test to know if an IP come from LAN or WAN. +//-------------------------------------------- +int lan_subnetcheck(uint32 ip) +{ + int i; + ARR_FIND( 0, subnet_count, i, (subnet[i].char_ip & subnet[i].mask) == (ip & subnet[i].mask) ); + return ( i < subnet_count ) ? subnet[i].char_ip : 0; +} + +//---------------------------------- +// Reading Lan Support configuration +//---------------------------------- +int login_lan_config_read(const char *lancfgName) +{ + FILE *fp; + int line_num = 0; + char line[1024], w1[64], w2[64], w3[64], w4[64]; + + if((fp = fopen(lancfgName, "r")) == NULL) { + ShowWarning("LAN Support configuration file is not found: %s\n", lancfgName); + return 1; + } + + ShowInfo("Reading the configuration file %s...\n", lancfgName); + + while(fgets(line, sizeof(line), fp)) + { + line_num++; + if ((line[0] == '/' && line[1] == '/') || line[0] == '\n' || line[1] == '\n') + continue; + + if(sscanf(line,"%[^:]: %[^:]:%[^:]:%[^\r\n]", w1, w2, w3, w4) != 4) + { + ShowWarning("Error syntax of configuration file %s in line %d.\n", lancfgName, line_num); + continue; + } + + if( strcmpi(w1, "subnet") == 0 ) + { + subnet[subnet_count].mask = str2ip(w2); + subnet[subnet_count].char_ip = str2ip(w3); + subnet[subnet_count].map_ip = str2ip(w4); + + if( (subnet[subnet_count].char_ip & subnet[subnet_count].mask) != (subnet[subnet_count].map_ip & subnet[subnet_count].mask) ) + { + ShowError("%s: Configuration Error: The char server (%s) and map server (%s) belong to different subnetworks!\n", lancfgName, w3, w4); + continue; + } + + subnet_count++; + } + } + + ShowStatus("Read information about %d subnetworks.\n", subnet_count); + + fclose(fp); + return 0; +} + + +//----------------------- +// Console Command Parser [Wizputer] +//----------------------- +int parse_console(char* buf) +{ + char command[256]; + + memset(command, 0, sizeof(command)); + + sscanf(buf, "%[^\n]", command); + + ShowInfo("Console command :%s", command); + + if( strcmpi("shutdown", command) == 0 || + strcmpi("exit", command) == 0 || + strcmpi("quit", command) == 0 || + strcmpi("end", command) == 0 ) + runflag = 0; + else + if( strcmpi("alive", command) == 0 || + strcmpi("status", command) == 0 ) + ShowInfo(CL_CYAN"Console: "CL_BOLD"I'm Alive."CL_RESET"\n"); + else + if( strcmpi("help", command) == 0 ) { + ShowInfo(CL_BOLD"Help of commands:"CL_RESET"\n"); + ShowInfo(" To shutdown the server:\n"); + ShowInfo(" 'shutdown|exit|quit|end'\n"); + ShowInfo(" To know if server is alive:\n"); + ShowInfo(" 'alive|status'\n"); + } + + return 0; +} + + +void login_set_defaults() +{ + login_config.login_ip = INADDR_ANY; + login_config.login_port = 6900; + login_config.ip_sync_interval = 0; + login_config.log_login = true; + safestrncpy(login_config.date_format, "%Y-%m-%d %H:%M:%S", sizeof(login_config.date_format)); + login_config.console = false; + login_config.new_account_flag = true; + login_config.case_sensitive = true; + login_config.use_md5_passwds = false; + login_config.login_gm_read = true; + login_config.min_level_to_connect = 0; + login_config.online_check = true; + login_config.check_client_version = false; + login_config.client_version_to_connect = 20; + + login_config.ipban = true; + login_config.dynamic_pass_failure_ban = true; + login_config.dynamic_pass_failure_ban_interval = 5; + login_config.dynamic_pass_failure_ban_limit = 7; + login_config.dynamic_pass_failure_ban_duration = 5; + login_config.use_dnsbl = false; + safestrncpy(login_config.dnsbl_servs, "", sizeof(login_config.dnsbl_servs)); +} + +//----------------------------------- +// Reading main configuration file +//----------------------------------- +int login_config_read(const char* cfgName) +{ + char line[1024], w1[1024], w2[1024]; + FILE* fp = fopen(cfgName, "r"); + if (fp == NULL) { + ShowError("Configuration file (%s) not found.\n", cfgName); + return 1; + } + 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,"timestamp_format")) + strncpy(timestamp_format, w2, 20); + else if(!strcmpi(w1,"stdout_with_ansisequence")) + stdout_with_ansisequence = config_switch(w2); + else if(!strcmpi(w1,"console_silent")) { + ShowInfo("Console Silent Setting: %d\n", atoi(w2)); + msg_silent = atoi(w2); + } + else if( !strcmpi(w1, "bind_ip") ) { + char ip_str[16]; + login_config.login_ip = host2ip(w2); + if( login_config.login_ip ) + ShowStatus("Login server binding IP address : %s -> %s\n", w2, ip2str(login_config.login_ip, ip_str)); + } + else if( !strcmpi(w1, "login_port") ) { + login_config.login_port = (uint16)atoi(w2); + ShowStatus("set login_port : %s\n",w2); + } + else if(!strcmpi(w1, "log_login")) + login_config.log_login = (bool)config_switch(w2); + +#ifdef TXT_ONLY + else if(!strcmpi(w1, "admin_state") == 0) + admin_state = (bool)config_switch(w2); + else if(!strcmpi(w1, "admin_pass") == 0) + safestrncpy(admin_pass, w2, sizeof(admin_pass)); + else if(!strcmpi(w1, "admin_allowed_ip") == 0) + admin_allowed_ip = host2ip(w2); + else if(!strcmpi(w1, "account_txt") == 0) + safestrncpy(account_txt, w2, sizeof(account_txt)); + else if(!strcmpi(w1, "gm_account_filename") == 0) + safestrncpy(GM_account_filename, w2, sizeof(GM_account_filename)); + else if(!strcmpi(w1, "gm_account_filename_check_timer") == 0) + gm_account_filename_check_timer = atoi(w2); +#else + else if(!strcmpi(w1, "ipban")) + login_config.ipban = (bool)config_switch(w2); + else if(!strcmpi(w1, "dynamic_pass_failure_ban")) + login_config.dynamic_pass_failure_ban = (bool)config_switch(w2); + else if(!strcmpi(w1, "dynamic_pass_failure_ban_interval")) + login_config.dynamic_pass_failure_ban_interval = atoi(w2); + else if(!strcmpi(w1, "dynamic_pass_failure_ban_limit")) + login_config.dynamic_pass_failure_ban_limit = atoi(w2); + else if(!strcmpi(w1, "dynamic_pass_failure_ban_duration")) + login_config.dynamic_pass_failure_ban_duration = atoi(w2); +#endif + + else if(!strcmpi(w1, "new_account")) + login_config.new_account_flag = (bool)config_switch(w2); + else if(!strcmpi(w1, "start_limited_time")) + login_config.start_limited_time = atoi(w2); + else if(!strcmpi(w1, "check_client_version")) + login_config.check_client_version = (bool)config_switch(w2); + else if(!strcmpi(w1, "client_version_to_connect")) + login_config.client_version_to_connect = atoi(w2); + else if(!strcmpi(w1, "use_MD5_passwords")) + login_config.use_md5_passwds = (bool)config_switch(w2); + else if(!strcmpi(w1, "min_level_to_connect")) + login_config.min_level_to_connect = atoi(w2); + else if(!strcmpi(w1, "date_format")) + safestrncpy(login_config.date_format, w2, sizeof(login_config.date_format)); + else if(!strcmpi(w1, "console")) + login_config.console = (bool)config_switch(w2); + else if(!strcmpi(w1, "case_sensitive")) + login_config.case_sensitive = config_switch(w2); + else if(!strcmpi(w1, "allowed_regs")) //account flood protection system + allowed_regs = atoi(w2); + else if(!strcmpi(w1, "time_allowed")) + time_allowed = atoi(w2); + else if(!strcmpi(w1, "online_check")) + login_config.online_check = (bool)config_switch(w2); + else if(!strcmpi(w1, "use_dnsbl")) + login_config.use_dnsbl = (bool)config_switch(w2); + else if(!strcmpi(w1, "dnsbl_servers")) + safestrncpy(login_config.dnsbl_servs, w2, sizeof(login_config.dnsbl_servs)); + else if(!strcmpi(w1, "ip_sync_interval")) + login_config.ip_sync_interval = (unsigned int)1000*60*atoi(w2); //w2 comes in minutes. + else if(!strcmpi(w1, "import")) + login_config_read(w2); + } + fclose(fp); + ShowInfo("Finished reading %s.\n", cfgName); + return 0; +} + + +//-------------------------------------- +// Function called at exit of the server +//-------------------------------------- +void do_final(void) +{ + int i, fd; + ShowStatus("Terminating...\n"); + +#ifdef TXT_ONLY + mmo_auth_sync(); +#else + mmo_db_close(); +#endif + online_db->destroy(online_db, NULL); + auth_db->destroy(auth_db, NULL); + +#ifdef TXT_ONLY + if(auth_dat) aFree(auth_dat); +#endif + if(gm_account_db) aFree(gm_account_db); + + for (i = 0; i < MAX_SERVERS; i++) { + if ((fd = server[i].fd) >= 0) { + memset(&server[i], 0, sizeof(struct mmo_char_server)); + server[i].fd = -1; + do_close(fd); + } + } + do_close(login_fd); + + ShowStatus("Finished.\n"); +} + +//------------------------------ +// Function called when the server +// has received a crash signal. +//------------------------------ +void do_abort(void) +{ +} + +void set_server_type(void) +{ + SERVER_TYPE = ATHENA_SERVER_LOGIN; +} + +//------------------------------ +// Login server initialization +//------------------------------ +int do_init(int argc, char** argv) +{ + int i; + + login_set_defaults(); + + // read login-server configuration + login_config_read((argc > 1) ? argv[1] : LOGIN_CONF_NAME); +#ifdef TXT_ONLY + display_conf_warnings(); // not in login_config_read, because we can use 'import' option, and display same message twice or more +#else + sql_config_read(INTER_CONF_NAME); +#endif + login_lan_config_read((argc > 2) ? argv[2] : LAN_CONF_NAME); + + srand((unsigned int)time(NULL)); + + for( i = 0; i < MAX_SERVERS; i++ ) + server[i].fd = -1; + + // Accounts database init + mmo_auth_init(); + + // Online user database init + online_db = idb_alloc(DB_OPT_RELEASE_DATA); + add_timer_func_list(waiting_disconnect_timer, "waiting_disconnect_timer"); + + // Interserver auth init + auth_db = idb_alloc(DB_OPT_RELEASE_DATA); + + // Read account information. +#ifdef TXT_ONLY + read_gm_account(); +#else + if(login_config.login_gm_read) + read_gm_account(); +#endif + + // set default parser as parse_login function + set_defaultparse(parse_login); + +#ifdef TXT_ONLY + // every 60 sec we check if we must save accounts file (only if necessary to save) + add_timer_func_list(check_auth_sync, "check_auth_sync"); + add_timer_interval(gettick() + 60000, check_auth_sync, 0, 0, 60000); + + // every x sec we check if gm file has been changed + if( gm_account_filename_check_timer ) { + add_timer_func_list(check_GM_file, "check_GM_file"); + add_timer_interval(gettick() + gm_account_filename_check_timer * 1000, check_GM_file, 0, 0, gm_account_filename_check_timer * 1000); + } +#else + // ban deleter timer + add_timer_func_list(ip_ban_flush, "ip_ban_flush"); + add_timer_interval(gettick()+10, ip_ban_flush, 0, 0, 60*1000); +#endif + + // every 10 minutes cleanup online account db. + add_timer_func_list(online_data_cleanup, "online_data_cleanup"); + add_timer_interval(gettick() + 600*1000, online_data_cleanup, 0, 0, 600*1000); + + // add timer to detect ip address change and perform update + if (login_config.ip_sync_interval) { + add_timer_func_list(sync_ip_addresses, "sync_ip_addresses"); + add_timer_interval(gettick() + login_config.ip_sync_interval, sync_ip_addresses, 0, 0, login_config.ip_sync_interval); + } + + if( login_config.console ) + { + //##TODO invoke a CONSOLE_START plugin event + } + + // server port open & binding + login_fd = make_listen_bind(login_config.login_ip, login_config.login_port); + + ShowStatus("The login-server is "CL_GREEN"ready"CL_RESET" (Server is listening on the port %u).\n\n", login_config.login_port); + + return 0; +} diff --git a/src/login/login.h b/src/login/login.h index 4c1ea07e7..a4256df53 100644 --- a/src/login/login.h +++ b/src/login/login.h @@ -91,5 +91,21 @@ struct mmo_account { struct global_reg account_reg2[ACCOUNT_REG2_NUM]; // account script variables (stored on login server) }; +struct auth_node { + + int account_id; + uint32 login_id1; + uint32 login_id2; + uint32 ip; + char sex; +}; + +struct online_login_data { + + int account_id; + int waiting_disconnect; + int char_server; +}; + #endif /* _LOGIN_H_ */ diff --git a/src/login/login_sql.c b/src/login/login_sql.c index c72a2d08c..04d5deb39 100644 --- a/src/login/login_sql.c +++ b/src/login/login_sql.c @@ -20,33 +20,11 @@ #include <string.h> #include <sys/stat.h> // for stat/lstat/fstat -struct Login_Config login_config; - -int login_fd; // login server socket -#define MAX_SERVERS 30 -struct mmo_char_server server[MAX_SERVERS]; // char server data - -#define sex_num2str(num) ( (num == 0 ) ? 'F' : (num == 1 ) ? 'M' : 'S' ) -#define sex_str2num(str) ( (str == 'F' ) ? 0 : (str == 'M' ) ? 1 : 2 ) - -// Advanced subnet check [LuzZza] -struct s_subnet { - uint32 mask; - uint32 char_ip; - uint32 map_ip; -} subnet[16]; - -int subnet_count = 0; // GM account management struct gm_account* gm_account_db = NULL; unsigned int GM_num = 0; // number of gm accounts -//Account registration flood protection [Kevin] -int allowed_regs = 1; -int time_allowed = 10; //in seconds -unsigned int new_reg_tick = 0; - // data handling (SQL) Sql* sql_handle; @@ -71,106 +49,31 @@ char login_db_user_pass[256] = "user_pass"; char login_db_level[256] = "level"; -//----------------------------------------------------- -// Auth database -//----------------------------------------------------- +// 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 auth_node { - int account_id; - uint32 login_id1; - uint32 login_id2; - uint32 ip; - char sex; -}; +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); -static DBMap* auth_db; // int account_id -> struct auth_node* - -//----------------------------------------------------- -// Online User Database [Wizputer] -//----------------------------------------------------- - -struct online_login_data { - int account_id; - int waiting_disconnect; - int char_server; -}; - -static DBMap* online_db; // int account_id -> struct online_login_data* -static int waiting_disconnect_timer(int tid, unsigned int tick, int id, int data); - -static void* create_online_user(DBKey key, va_list args) -{ - struct online_login_data* p; - CREATE(p, struct online_login_data, 1); - p->account_id = key.i; - p->char_server = -1; - p->waiting_disconnect = -1; - return p; -} - -struct online_login_data* add_online_user(int char_server, int account_id) -{ - struct online_login_data* p; - if( !login_config.online_check ) - return NULL; - p = (struct online_login_data*)idb_ensure(online_db, account_id, create_online_user); - p->char_server = char_server; - if( p->waiting_disconnect != -1 ) - { - delete_timer(p->waiting_disconnect, waiting_disconnect_timer); - p->waiting_disconnect = -1; - } - return p; -} - -void remove_online_user(int account_id) -{ - struct online_login_data* p; - if( !login_config.online_check ) - return; - p = (struct online_login_data*)idb_get(online_db, account_id); - if( p == NULL ) - return; - if( p->waiting_disconnect != -1 ) - delete_timer(p->waiting_disconnect, waiting_disconnect_timer); - - idb_remove(online_db, account_id); -} - -static int waiting_disconnect_timer(int tid, unsigned int tick, int id, int data) -{ - struct online_login_data* p = (struct online_login_data*)idb_get(online_db, id); - if( p != NULL && p->waiting_disconnect == tid && p->account_id == id ) - { - p->waiting_disconnect = -1; - remove_online_user(id); - idb_remove(auth_db, id); - } - return 0; -} - -//-------------------------------------------------------------------- -// Packet send to all char-servers, except one (wos: without our self) -//-------------------------------------------------------------------- -int charif_sendallwos(int sfd, uint8* buf, size_t len) -{ - int i, c; - - for( i = 0, c = 0; i < MAX_SERVERS; ++i ) - { - int fd = server[i].fd; - if( session_isValid(fd) && fd != sfd ) - { - WFIFOHEAD(fd,len); - memcpy(WFIFOP(fd,0), buf, len); - WFIFOSET(fd,len); - ++c; - } - } - - return c; -} //----------------------------------------------------- // Read GM accounts @@ -278,7 +181,7 @@ int sql_ping_init(void) //----------------------------------------------------- // Read Account database - mysql db //----------------------------------------------------- -int mmo_auth_sqldb_init(void) +int mmo_auth_init(void) { ShowStatus("Login server init....\n"); @@ -337,49 +240,6 @@ void mmo_db_close(void) do_close(login_fd); } -//----------------------------------------------------- -// periodic ip address synchronization -//----------------------------------------------------- -static int sync_ip_addresses(int tid, unsigned int tick, int id, int data) -{ - uint8 buf[2]; - ShowInfo("IP Sync in progress...\n"); - WBUFW(buf,0) = 0x2735; - charif_sendallwos(-1, buf, 2); - return 0; -} - -//----------------------------------------------------- -// encrypted/unencrypted password check -//----------------------------------------------------- -bool check_encrypted(const char* str1, const char* str2, const char* passwd) -{ - char md5str[64], md5bin[32]; - - snprintf(md5str, sizeof(md5str), "%s%s", str1, str2); - md5str[sizeof(md5str)-1] = '\0'; - MD5_String2binary(md5str, md5bin); - - return (0==memcmp(passwd, md5bin, 16)); -} - -bool check_password(struct login_session_data* ld, int passwdenc, const char* passwd, const char* refpass) -{ - if(passwdenc == 0) - { - return (0==strcmp(passwd, refpass)); - } - else if (ld) - { - // password mode set to 1 -> (md5key, refpass) enable with <passwordencrypt></passwordencrypt> - // password mode set to 2 -> (refpass, md5key) enable with <passwordencrypt2></passwordencrypt2> - - return ((passwdenc&0x01) && check_encrypted(ld->md5key, refpass, passwd)) || - ((passwdenc&0x02) && check_encrypted(refpass, ld->md5key, passwd)); - } - return false; -} - //----------------------------------------------------- // Make new account @@ -387,6 +247,7 @@ bool check_password(struct login_session_data* ld, int passwdenc, const char* pa 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]; @@ -395,6 +256,8 @@ int mmo_auth_new(struct mmo_account* account) 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"); @@ -590,24 +453,6 @@ int mmo_auth(struct login_session_data* sd) return -1; // account OK } -static int online_db_setoffline(DBKey key, void* data, va_list ap) -{ - struct online_login_data* p = (struct online_login_data*)data; - int server = va_arg(ap, int); - if( server == -1 ) - { - p->char_server = -1; - if( p->waiting_disconnect != -1 ) - { - delete_timer(p->waiting_disconnect, waiting_disconnect_timer); - p->waiting_disconnect = -1; - } - } - else if( p->char_server == server ) - p->char_server = -2; //Char server disconnected. - return 0; -} - //-------------------------------- // Packet parsing for char-servers //-------------------------------- @@ -1137,16 +982,6 @@ int parse_fromchar(int fd) return 0; } -//-------------------------------------------- -// Test to know if an IP come from LAN or WAN. -//-------------------------------------------- -int lan_subnetcheck(uint32 ip) -{ - int i; - ARR_FIND( 0, subnet_count, i, (subnet[i].char_ip & subnet[i].mask) == (ip & subnet[i].mask) ); - return ( i < subnet_count ) ? subnet[i].char_ip : 0; -} - int login_ip_ban_check(uint32 ip) { uint8* p = (uint8*)&ip; @@ -1603,103 +1438,6 @@ int parse_login(int fd) return 0; } -//----------------------- -// Console Command Parser [Wizputer] -//----------------------- -int parse_console(char* buf) -{ - char command[256]; - - memset(command, 0, sizeof(command)); - - sscanf(buf, "%[^\n]", command); - - ShowInfo("Console command :%s", command); - - if( strcmpi("shutdown", command) == 0 || - strcmpi("exit", command) == 0 || - strcmpi("quit", command) == 0 || - strcmpi("end", command) == 0 ) - runflag = 0; - else - if( strcmpi("alive", command) == 0 || - strcmpi("status", command) == 0 ) - ShowInfo(CL_CYAN"Console: "CL_BOLD"I'm Alive."CL_RESET"\n"); - else - if( strcmpi("help", command) == 0 ) { - ShowInfo(CL_BOLD"Help of commands:"CL_RESET"\n"); - ShowInfo(" To shutdown the server:\n"); - ShowInfo(" 'shutdown|exit|quit|end'\n"); - ShowInfo(" To know if server is alive:\n"); - ShowInfo(" 'alive|status'\n"); - } - - return 0; -} - -static int online_data_cleanup_sub(DBKey key, void *data, va_list ap) -{ - struct online_login_data *character= (struct online_login_data*)data; - if (character->char_server == -2) //Unknown server.. set them offline - remove_online_user(character->account_id); - return 0; -} - -static int online_data_cleanup(int tid, unsigned int tick, int id, int data) -{ - online_db->foreach(online_db, online_data_cleanup_sub); - return 0; -} - -//---------------------------------- -// Reading Lan Support configuration -//---------------------------------- -int login_lan_config_read(const char *lancfgName) -{ - FILE *fp; - int line_num = 0; - char line[1024], w1[64], w2[64], w3[64], w4[64]; - - if((fp = fopen(lancfgName, "r")) == NULL) { - ShowWarning("LAN Support configuration file is not found: %s\n", lancfgName); - return 1; - } - - ShowInfo("Reading the configuration file %s...\n", lancfgName); - - while(fgets(line, sizeof(line), fp)) - { - line_num++; - if ((line[0] == '/' && line[1] == '/') || line[0] == '\n' || line[1] == '\n') - continue; - - if(sscanf(line,"%[^:]: %[^:]:%[^:]:%[^\r\n]", w1, w2, w3, w4) != 4) - { - ShowWarning("Error syntax of configuration file %s in line %d.\n", lancfgName, line_num); - continue; - } - - if( strcmpi(w1, "subnet") == 0 ) - { - subnet[subnet_count].mask = str2ip(w2); - subnet[subnet_count].char_ip = str2ip(w3); - subnet[subnet_count].map_ip = str2ip(w4); - - if( (subnet[subnet_count].char_ip & subnet[subnet_count].mask) != (subnet[subnet_count].map_ip & subnet[subnet_count].mask) ) - { - ShowError("%s: Configuration Error: The char server (%s) and map server (%s) belong to different subnetworks!\n", lancfgName, w3, w4); - continue; - } - - subnet_count++; - } - } - - ShowStatus("Read information about %d subnetworks.\n", subnet_count); - - fclose(fp); - return 0; -} //----------------------------------------------------- // clear expired ip bans @@ -1712,96 +1450,6 @@ int ip_ban_flush(int tid, unsigned int tick, int id, int data) return 0; } -//----------------------------------- -// Reading main configuration file -//----------------------------------- -int login_config_read(const char* cfgName) -{ - char line[1024], w1[1024], w2[1024]; - FILE* fp = fopen(cfgName, "r"); - if (fp == NULL) { - ShowError("Configuration file (%s) not found.\n", cfgName); - return 1; - } - 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,"timestamp_format")) - strncpy(timestamp_format, w2, 20); - else if(!strcmpi(w1,"stdout_with_ansisequence")) - stdout_with_ansisequence = config_switch(w2); - else if(!strcmpi(w1,"console_silent")) { - ShowInfo("Console Silent Setting: %d\n", atoi(w2)); - msg_silent = atoi(w2); - } - else if( !strcmpi(w1, "bind_ip") ) { - char ip_str[16]; - login_config.login_ip = host2ip(w2); - if( login_config.login_ip ) - ShowStatus("Login server binding IP address : %s -> %s\n", w2, ip2str(login_config.login_ip, ip_str)); - } - else if( !strcmpi(w1, "login_port") ) { - login_config.login_port = (uint16)atoi(w2); - ShowStatus("set login_port : %s\n",w2); - } - else if(!strcmpi(w1, "log_login")) - login_config.log_login = (bool)config_switch(w2); - - else if(!strcmpi(w1, "ipban")) - login_config.ipban = (bool)config_switch(w2); - else if(!strcmpi(w1, "dynamic_pass_failure_ban")) - login_config.dynamic_pass_failure_ban = (bool)config_switch(w2); - else if(!strcmpi(w1, "dynamic_pass_failure_ban_interval")) - login_config.dynamic_pass_failure_ban_interval = atoi(w2); - else if(!strcmpi(w1, "dynamic_pass_failure_ban_limit")) - login_config.dynamic_pass_failure_ban_limit = atoi(w2); - else if(!strcmpi(w1, "dynamic_pass_failure_ban_duration")) - login_config.dynamic_pass_failure_ban_duration = atoi(w2); - - else if(!strcmpi(w1, "new_account")) - login_config.new_account_flag = (bool)config_switch(w2); - else if(!strcmpi(w1, "start_limited_time")) - login_config.start_limited_time = atoi(w2); - else if(!strcmpi(w1, "check_client_version")) - login_config.check_client_version = (bool)config_switch(w2); - else if(!strcmpi(w1, "client_version_to_connect")) - login_config.client_version_to_connect = atoi(w2); - else if(!strcmpi(w1, "use_MD5_passwords")) - login_config.use_md5_passwds = (bool)config_switch(w2); - else if(!strcmpi(w1, "min_level_to_connect")) - login_config.min_level_to_connect = atoi(w2); - else if(!strcmpi(w1, "date_format")) - safestrncpy(login_config.date_format, w2, sizeof(login_config.date_format)); - else if(!strcmpi(w1, "console")) - login_config.console = (bool)config_switch(w2); - else if(!strcmpi(w1, "case_sensitive")) - login_config.case_sensitive = (bool)config_switch(w2); - else if(!strcmpi(w1, "allowed_regs")) //account flood protection system - allowed_regs = atoi(w2); - else if(!strcmpi(w1, "time_allowed")) - time_allowed = atoi(w2); - else if(!strcmpi(w1, "online_check")) - login_config.online_check = (bool)config_switch(w2); - else if(!strcmpi(w1, "use_dnsbl")) - login_config.use_dnsbl = (bool)config_switch(w2); - else if(!strcmpi(w1, "dnsbl_servers")) - safestrncpy(login_config.dnsbl_servs, w2, sizeof(login_config.dnsbl_servs)); - else if(!strcmpi(w1, "ip_sync_interval")) - login_config.ip_sync_interval = (unsigned int)1000*60*atoi(w2); //w2 comes in minutes. - else if(!strcmpi(w1, "import")) - login_config_read(w2); - } - fclose(fp); - ShowInfo("Finished reading %s.\n", cfgName); - return 0; -} - void sql_config_read(const char* cfgName) { char line[1024], w1[1024], w2[1024]; @@ -1852,131 +1500,3 @@ void sql_config_read(const char* cfgName) fclose(fp); ShowInfo("Done reading %s.\n", cfgName); } - -void login_set_defaults() -{ - login_config.login_ip = INADDR_ANY; - login_config.login_port = 6900; - login_config.ip_sync_interval = 0; - login_config.log_login = true; - safestrncpy(login_config.date_format, "%Y-%m-%d %H:%M:%S", sizeof(login_config.date_format)); - login_config.console = false; - login_config.new_account_flag = true; - login_config.case_sensitive = true; - login_config.use_md5_passwds = false; - login_config.login_gm_read = true; - login_config.min_level_to_connect = 0; - login_config.online_check = true; - login_config.check_client_version = false; - login_config.client_version_to_connect = 20; - - login_config.ipban = true; - login_config.dynamic_pass_failure_ban = true; - login_config.dynamic_pass_failure_ban_interval = 5; - login_config.dynamic_pass_failure_ban_limit = 7; - login_config.dynamic_pass_failure_ban_duration = 5; - login_config.use_dnsbl = false; - safestrncpy(login_config.dnsbl_servs, "", sizeof(login_config.dnsbl_servs)); -} - -//-------------------------------------- -// Function called at exit of the server -//-------------------------------------- -void do_final(void) -{ - int i, fd; - ShowStatus("Terminating...\n"); - - mmo_db_close(); - online_db->destroy(online_db, NULL); - auth_db->destroy(auth_db, NULL); - - if(gm_account_db) aFree(gm_account_db); - - for (i = 0; i < MAX_SERVERS; i++) { - if ((fd = server[i].fd) >= 0) { - memset(&server[i], 0, sizeof(struct mmo_char_server)); - server[i].fd = -1; - do_close(fd); - } - } - do_close(login_fd); - - ShowStatus("Finished.\n"); -} - -//------------------------------ -// Function called when the server -// has received a crash signal. -//------------------------------ -void do_abort(void) -{ -} - -void set_server_type(void) -{ - SERVER_TYPE = ATHENA_SERVER_LOGIN; -} - -//------------------------------ -// Login server initialization -//------------------------------ -int do_init(int argc, char** argv) -{ - int i; - - login_set_defaults(); - - // read login-server configuration - login_config_read((argc > 1) ? argv[1] : LOGIN_CONF_NAME); - sql_config_read(INTER_CONF_NAME); - login_lan_config_read((argc > 2) ? argv[2] : LAN_CONF_NAME); - - srand((unsigned int)time(NULL)); - - for( i = 0; i < MAX_SERVERS; i++ ) - server[i].fd = -1; - - // Online user database init - online_db = idb_alloc(DB_OPT_RELEASE_DATA); - add_timer_func_list(waiting_disconnect_timer, "waiting_disconnect_timer"); - - // Auth init - auth_db = idb_alloc(DB_OPT_RELEASE_DATA); - mmo_auth_sqldb_init(); - - // Read account information. - if(login_config.login_gm_read) - read_gm_account(); - - // set default parser as parse_login function - set_defaultparse(parse_login); - - // ban deleter timer - add_timer_func_list(ip_ban_flush, "ip_ban_flush"); - add_timer_interval(gettick()+10, ip_ban_flush, 0, 0, 60*1000); - - // every 10 minutes cleanup online account db. - add_timer_func_list(online_data_cleanup, "online_data_cleanup"); - add_timer_interval(gettick() + 600*1000, online_data_cleanup, 0, 0, 600*1000); - - // add timer to detect ip address change and perform update - if (login_config.ip_sync_interval) { - add_timer_func_list(sync_ip_addresses, "sync_ip_addresses"); - add_timer_interval(gettick() + login_config.ip_sync_interval, sync_ip_addresses, 0, 0, login_config.ip_sync_interval); - } - - if( login_config.console ) - { - //##TODO invoke a CONSOLE_START plugin event - } - - new_reg_tick = gettick(); - - // server port open & binding - login_fd = make_listen_bind(login_config.login_ip, login_config.login_port); - - ShowStatus("The login-server is "CL_GREEN"ready"CL_RESET" (Server is listening on the port %u).\n\n", login_config.login_port); - - return 0; -} diff --git a/src/login/login_txt.c b/src/login/login_txt.c index 521ad79d5..a014ff871 100644 --- a/src/login/login_txt.c +++ b/src/login/login_txt.c @@ -20,23 +20,6 @@ #include <string.h> #include <sys/stat.h> // for stat/lstat/fstat -struct Login_Config login_config; - -int login_fd; // login server socket -#define MAX_SERVERS 30 -struct mmo_char_server server[MAX_SERVERS]; // char server data - -#define sex_num2str(num) ( (num == 0 ) ? 'F' : (num == 1 ) ? 'M' : 'S' ) -#define sex_str2num(str) ( (str == 'F' ) ? 0 : (str == 'M' ) ? 1 : 2 ) - -// Advanced subnet check [LuzZza] -struct s_subnet { - uint32 mask; - uint32 char_ip; - uint32 map_ip; -} subnet[16]; - -int subnet_count = 0; // GM account management struct gm_account* gm_account_db = NULL; @@ -45,11 +28,6 @@ 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) -//Account registration flood protection [Kevin] -int allowed_regs = 1; -int time_allowed = 10; //in seconds -unsigned int new_reg_tick = 0; - // data handling (TXT) char account_txt[1024] = "save/account.txt"; @@ -78,106 +56,30 @@ uint32 admin_allowed_ip = 0; int parse_admin(int fd); -//----------------------------------------------------- -// Auth database -//----------------------------------------------------- +// 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 auth_node { - int account_id; - uint32 login_id1; - uint32 login_id2; - uint32 ip; - char sex; -}; - -static DBMap* auth_db; // int account_id -> struct auth_node* - -//----------------------------------------------------- -// Online User Database [Wizputer] -//----------------------------------------------------- - -struct online_login_data { - int account_id; - int waiting_disconnect; - int char_server; -}; - -static DBMap* online_db; // int account_id -> struct online_login_data* -static int waiting_disconnect_timer(int tid, unsigned int tick, int id, int data); - -static void* create_online_user(DBKey key, va_list args) -{ - struct online_login_data* p; - CREATE(p, struct online_login_data, 1); - p->account_id = key.i; - p->char_server = -1; - p->waiting_disconnect = -1; - return p; -} - -struct online_login_data* add_online_user(int char_server, int account_id) -{ - struct online_login_data* p; - if( !login_config.online_check ) - return NULL; - p = (struct online_login_data*)idb_ensure(online_db, account_id, create_online_user); - p->char_server = char_server; - if( p->waiting_disconnect != -1 ) - { - delete_timer(p->waiting_disconnect, waiting_disconnect_timer); - p->waiting_disconnect = -1; - } - return p; -} - -void remove_online_user(int account_id) -{ - struct online_login_data* p; - if( !login_config.online_check ) - return; - p = (struct online_login_data*)idb_get(online_db, account_id); - if( p == NULL ) - return; - if( p->waiting_disconnect != -1 ) - delete_timer(p->waiting_disconnect, waiting_disconnect_timer); - - idb_remove(online_db, account_id); -} - -static int waiting_disconnect_timer(int tid, unsigned int tick, int id, int data) -{ - struct online_login_data* p = (struct online_login_data*)idb_get(online_db, id); - if( p != NULL && p->waiting_disconnect == tid && p->account_id == id ) - { - p->waiting_disconnect = -1; - remove_online_user(id); - idb_remove(auth_db, id); - } - return 0; -} - -//-------------------------------------------------------------------- -// Packet send to all char-servers, except one (wos: without our self) -//-------------------------------------------------------------------- -int charif_sendallwos(int sfd, uint8* buf, size_t len) -{ - int i, c; +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); - for( i = 0, c = 0; i < MAX_SERVERS; ++i ) - { - int fd = server[i].fd; - if( session_isValid(fd) && fd != sfd ) - { - WFIFOHEAD(fd,len); - memcpy(WFIFOP(fd,0), buf, len); - WFIFOSET(fd,len); - ++c; - } - } - - return c; -} //---------------------------------------------------------------------- // Determine if an account (id) is a GM account @@ -735,18 +637,6 @@ int check_auth_sync(int tid, unsigned int tick, int id, int data) } //----------------------------------------------------- -// periodic ip address synchronization -//----------------------------------------------------- -static int sync_ip_addresses(int tid, unsigned int tick, int id, int data) -{ - uint8 buf[2]; - ShowInfo("IP Sync in progress...\n"); - WBUFW(buf,0) = 0x2735; - charif_sendallwos(-1, buf, 2); - return 0; -} - -//----------------------------------------------------- // Send GM accounts to one or all char-servers //----------------------------------------------------- void send_GM_accounts(int fd) @@ -808,44 +698,13 @@ int check_GM_file(int tid, unsigned int tick, int id, int data) } -//----------------------------------------------------- -// encrypted/unencrypted password check -//----------------------------------------------------- -bool check_encrypted(const char* str1, const char* str2, const char* passwd) -{ - char md5str[64], md5bin[32]; - - snprintf(md5str, sizeof(md5str), "%s%s", str1, str2); - md5str[sizeof(md5str)-1] = '\0'; - MD5_String2binary(md5str, md5bin); - - return (0==memcmp(passwd, md5bin, 16)); -} - -bool check_password(struct login_session_data* sd, int passwdenc, const char* passwd, const char* refpass) -{ - if(passwdenc == 0) - { - return (0==strcmp(passwd, refpass)); - } - else if(sd != NULL) - { - // password mode set to 1 -> (md5key, refpass) enable with <passwordencrypt></passwordencrypt> - // password mode set to 2 -> (refpass, md5key) enable with <passwordencrypt2></passwordencrypt2> - - return ((passwdenc&0x01) && check_encrypted(sd->md5key, refpass, passwd)) || - ((passwdenc&0x02) && check_encrypted(refpass, sd->md5key, passwd)); - } - return false; -} - - //------------------------------------- // 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; @@ -860,6 +719,8 @@ int mmo_auth_new(struct mmo_account* account) } //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"); @@ -1061,24 +922,6 @@ int mmo_auth(struct login_session_data* sd) return -1; // account OK } -static int online_db_setoffline(DBKey key, void* data, va_list ap) -{ - struct online_login_data* p = (struct online_login_data*)data; - int server = va_arg(ap, int); - if( server == -1 ) - { - p->char_server = -1; - if( p->waiting_disconnect != -1 ) - { - delete_timer(p->waiting_disconnect, waiting_disconnect_timer); - p->waiting_disconnect = -1; - } - } - else if( p->char_server == server ) - p->char_server = -2; //Char server disconnected. - return 0; -} - //-------------------------------- // Packet parsing for char-servers //-------------------------------- @@ -1594,16 +1437,6 @@ int parse_fromchar(int fd) return 0; } -//-------------------------------------------- -// Test to know if an IP come from LAN or WAN. -//-------------------------------------------- -int lan_subnetcheck(uint32 ip) -{ - int i; - ARR_FIND( 0, subnet_count, i, (subnet[i].char_ip & subnet[i].mask) == (ip & subnet[i].mask) ); - return ( i < subnet_count ) ? subnet[i].char_ip : 0; -} - void login_auth_ok(struct login_session_data* sd) { int fd = sd->fd; @@ -1990,200 +1823,7 @@ int parse_login(int fd) return 0; } -//----------------------- -// Console Command Parser [Wizputer] -//----------------------- -int parse_console(char* buf) -{ - char command[256]; - - memset(command, 0, sizeof(command)); - - sscanf(buf, "%[^\n]", command); - - ShowInfo("Console command :%s", command); - - if( strcmpi("shutdown", command) == 0 || - strcmpi("exit", command) == 0 || - strcmpi("quit", command) == 0 || - strcmpi("end", command) == 0 ) - runflag = 0; - else - if( strcmpi("alive", command) == 0 || - strcmpi("status", command) == 0 ) - ShowInfo(CL_CYAN"Console: "CL_BOLD"I'm Alive."CL_RESET"\n"); - else - if( strcmpi("help", command) == 0 ) { - ShowInfo(CL_BOLD"Help of commands:"CL_RESET"\n"); - ShowInfo(" To shutdown the server:\n"); - ShowInfo(" 'shutdown|exit|quit|end'\n"); - ShowInfo(" To know if server is alive:\n"); - ShowInfo(" 'alive|status'\n"); - } - - return 0; -} - -static int online_data_cleanup_sub(DBKey key, void *data, va_list ap) -{ - struct online_login_data *character= (struct online_login_data*)data; - if (character->char_server == -2) //Unknown server.. set them offline - remove_online_user(character->account_id); - return 0; -} - -static int online_data_cleanup(int tid, unsigned int tick, int id, int data) -{ - online_db->foreach(online_db, online_data_cleanup_sub); - return 0; -} - -//---------------------------------- -// Reading Lan Support configuration -//---------------------------------- -int login_lan_config_read(const char *lancfgName) -{ - FILE *fp; - int line_num = 0; - char line[1024], w1[64], w2[64], w3[64], w4[64]; - - if((fp = fopen(lancfgName, "r")) == NULL) { - ShowWarning("LAN Support configuration file is not found: %s\n", lancfgName); - return 1; - } - - ShowInfo("Reading the configuration file %s...\n", lancfgName); - - while(fgets(line, sizeof(line), fp)) - { - line_num++; - if ((line[0] == '/' && line[1] == '/') || line[0] == '\n' || line[1] == '\n') - continue; - - if(sscanf(line,"%[^:]: %[^:]:%[^:]:%[^\r\n]", w1, w2, w3, w4) != 4) - { - ShowWarning("Error syntax of configuration file %s in line %d.\n", lancfgName, line_num); - continue; - } - - if( strcmpi(w1, "subnet") == 0 ) - { - subnet[subnet_count].mask = str2ip(w2); - subnet[subnet_count].char_ip = str2ip(w3); - subnet[subnet_count].map_ip = str2ip(w4); - - if( (subnet[subnet_count].char_ip & subnet[subnet_count].mask) != (subnet[subnet_count].map_ip & subnet[subnet_count].mask) ) - { - ShowError("%s: Configuration Error: The char server (%s) and map server (%s) belong to different subnetworks!\n", lancfgName, w3, w4); - continue; - } - - subnet_count++; - } - } - - ShowStatus("Read information about %d subnetworks.\n", subnet_count); - - fclose(fp); - return 0; -} - -//----------------------------------- -// Reading main configuration file -//----------------------------------- -int login_config_read(const char* cfgName) -{ - char line[1024], w1[1024], w2[1024]; - FILE* fp = fopen(cfgName, "r"); - if (fp == NULL) { - ShowError("Configuration file (%s) not found.\n", cfgName); - return 1; - } - 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,"timestamp_format")) - strncpy(timestamp_format, w2, 20); - else if(!strcmpi(w1,"stdout_with_ansisequence")) - stdout_with_ansisequence = config_switch(w2); - else if(!strcmpi(w1,"console_silent")) { - ShowInfo("Console Silent Setting: %d\n", atoi(w2)); - msg_silent = atoi(w2); - } - else if( !strcmpi(w1, "bind_ip") ) { - char ip_str[16]; - login_config.login_ip = host2ip(w2); - if( login_config.login_ip ) - ShowStatus("Login server binding IP address : %s -> %s\n", w2, ip2str(login_config.login_ip, ip_str)); - } - else if( !strcmpi(w1, "login_port") ) { - login_config.login_port = (uint16)atoi(w2); - ShowStatus("set login_port : %s\n",w2); - } - else if(!strcmpi(w1, "log_login")) - login_config.log_login = (bool)config_switch(w2); - - else if (strcmpi(w1, "admin_state") == 0) { - admin_state = (bool)config_switch(w2); - } else if (strcmpi(w1, "admin_pass") == 0) { - memset(admin_pass, 0, sizeof(admin_pass)); - strncpy(admin_pass, w2, sizeof(admin_pass)); - admin_pass[sizeof(admin_pass)-1] = '\0'; - } else if (strcmpi(w1, "admin_allowed_ip") == 0) - admin_allowed_ip = host2ip(w2); - else if (strcmpi(w1, "account_txt") == 0) { - safestrncpy(account_txt, w2, sizeof(account_txt)); - } else if (strcmpi(w1, "gm_account_filename") == 0) { - memset(GM_account_filename, 0, sizeof(GM_account_filename)); - strncpy(GM_account_filename, w2, sizeof(GM_account_filename)); - GM_account_filename[sizeof(GM_account_filename)-1] = '\0'; - } - else if (strcmpi(w1, "gm_account_filename_check_timer") == 0) - gm_account_filename_check_timer = atoi(w2); - - else if(!strcmpi(w1, "new_account")) - login_config.new_account_flag = (bool)config_switch(w2); - else if(!strcmpi(w1, "start_limited_time")) - login_config.start_limited_time = atoi(w2); - else if(!strcmpi(w1, "check_client_version")) - login_config.check_client_version = (bool)config_switch(w2); - else if(!strcmpi(w1, "client_version_to_connect")) - login_config.client_version_to_connect = atoi(w2); - else if(!strcmpi(w1, "use_MD5_passwords")) - login_config.use_md5_passwds = (bool)config_switch(w2); - else if(!strcmpi(w1, "min_level_to_connect")) - login_config.min_level_to_connect = atoi(w2); - else if(!strcmpi(w1, "date_format")) - safestrncpy(login_config.date_format, w2, sizeof(login_config.date_format)); - else if(!strcmpi(w1, "console")) - login_config.console = (bool)config_switch(w2); -// else if(!strcmpi(w1, "case_sensitive")) -// login_config.case_sensitive = config_switch(w2); - else if(!strcmpi(w1, "allowed_regs")) //account flood protection system - allowed_regs = atoi(w2); - else if(!strcmpi(w1, "time_allowed")) - time_allowed = atoi(w2); - else if(!strcmpi(w1, "online_check")) - login_config.online_check = (bool)config_switch(w2); - else if(!strcmpi(w1, "use_dnsbl")) - login_config.use_dnsbl = (bool)config_switch(w2); - else if(!strcmpi(w1, "dnsbl_servers")) - safestrncpy(login_config.dnsbl_servs, w2, sizeof(login_config.dnsbl_servs)); - else if(!strcmpi(w1, "ip_sync_interval")) - login_config.ip_sync_interval = (unsigned int)1000*60*atoi(w2); //w2 comes in minutes. - else if(!strcmpi(w1, "import")) - login_config_read(w2); - } - fclose(fp); - ShowInfo("Finished reading %s.\n", cfgName); - return 0; -} //------------------------------------- // Displaying of configuration warnings @@ -2223,138 +1863,3 @@ void display_conf_warnings(void) return; } - -void login_set_defaults() -{ - login_config.login_ip = INADDR_ANY; - login_config.login_port = 6900; - login_config.ip_sync_interval = 0; - login_config.log_login = true; - safestrncpy(login_config.date_format, "%Y-%m-%d %H:%M:%S", sizeof(login_config.date_format)); - login_config.console = false; - login_config.new_account_flag = true; -// login_config.case_sensitive = true; - login_config.use_md5_passwds = false; -// login_config.login_gm_read = true; - login_config.min_level_to_connect = 0; - login_config.online_check = true; - login_config.check_client_version = false; - login_config.client_version_to_connect = 20; - -// login_config.ipban = true; -// login_config.dynamic_pass_failure_ban = true; -// login_config.dynamic_pass_failure_ban_interval = 5; -// login_config.dynamic_pass_failure_ban_limit = 7; -// login_config.dynamic_pass_failure_ban_duration = 5; - login_config.use_dnsbl = false; - safestrncpy(login_config.dnsbl_servs, "", sizeof(login_config.dnsbl_servs)); -} - -//-------------------------------------- -// Function called at exit of the server -//-------------------------------------- -void do_final(void) -{ - int i, fd; - ShowStatus("Terminating...\n"); - - mmo_auth_sync(); - online_db->destroy(online_db, NULL); - auth_db->destroy(auth_db, NULL); - - if(auth_dat) aFree(auth_dat); - if(gm_account_db) aFree(gm_account_db); - - for (i = 0; i < MAX_SERVERS; i++) { - if ((fd = server[i].fd) >= 0) { - memset(&server[i], 0, sizeof(struct mmo_char_server)); - server[i].fd = -1; - do_close(fd); - } - } - do_close(login_fd); - - ShowStatus("Finished.\n"); -} - -//------------------------------ -// Function called when the server -// has received a crash signal. -//------------------------------ -void do_abort(void) -{ -} - -void set_server_type(void) -{ - SERVER_TYPE = ATHENA_SERVER_LOGIN; -} - -//------------------------------ -// Login server initialization -//------------------------------ -int do_init(int argc, char** argv) -{ - int i; - - login_set_defaults(); - - // read login-server configuration - login_config_read((argc > 1) ? argv[1] : LOGIN_CONF_NAME); - display_conf_warnings(); // not in login_config_read, because we can use 'import' option, and display same message twice or more - login_lan_config_read((argc > 2) ? argv[2] : LAN_CONF_NAME); - - srand((unsigned int)time(NULL)); - - for( i = 0; i < MAX_SERVERS; i++ ) - server[i].fd = -1; - - // Accounts database init - mmo_auth_init(); - - // Online user database init - online_db = idb_alloc(DB_OPT_RELEASE_DATA); - add_timer_func_list(waiting_disconnect_timer, "waiting_disconnect_timer"); - - // Interserver auth init - auth_db = idb_alloc(DB_OPT_RELEASE_DATA); - - // Read account information. - read_gm_account(); - - // set default parser as parse_login function - set_defaultparse(parse_login); - - add_timer_func_list(check_auth_sync, "check_auth_sync"); - add_timer_interval(gettick() + 60000, check_auth_sync, 0, 0, 60000); // every 60 sec we check if we must save accounts file (only if necessary to save) - - // every x sec we check if gm file has been changed - if( gm_account_filename_check_timer ) { - add_timer_func_list(check_GM_file, "check_GM_file"); - add_timer_interval(gettick() + gm_account_filename_check_timer * 1000, check_GM_file, 0, 0, gm_account_filename_check_timer * 1000); - } - - // every 10 minutes cleanup online account db. - add_timer_func_list(online_data_cleanup, "online_data_cleanup"); - add_timer_interval(gettick() + 600*1000, online_data_cleanup, 0, 0, 600*1000); - - // add timer to detect ip address change and perform update - if (login_config.ip_sync_interval) { - add_timer_func_list(sync_ip_addresses, "sync_ip_addresses"); - add_timer_interval(gettick() + login_config.ip_sync_interval, sync_ip_addresses, 0, 0, login_config.ip_sync_interval); - } - - if( login_config.console ) - { - //##TODO invoke a CONSOLE_START plugin event - } - - new_reg_tick = gettick(); - - // server port open & binding - login_fd = make_listen_bind(login_config.login_ip, login_config.login_port); - - ShowStatus("The login-server is "CL_GREEN"ready"CL_RESET" (Server is listening on the port %u).\n\n", login_config.login_port); - - return 0; -} |