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Kart-Public/tools/masterserver/server.cpp
Alam Ed Arias b93cb1b65a SRB2 2.1 release
2014-03-15 13:11:35 -04:00

1037 lines
31 KiB
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// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// Copyright (C) 2000 by DooM Legacy Team.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
//-----------------------------------------------------------------------------
#ifdef __GNUC__
#include <unistd.h>
#include <sys/types.h>
#endif
#include <typeinfo>
#include <string.h>
#include <stdarg.h>
#include "ipcs.h"
#include "common.h"
#include "mysql.h"
#include "md5.h"
#include <time.h>
//#include <netdb.h>
//=============================================================================
#ifdef __GNUC__
#define ATTRPACK __attribute__ ((packed))
#else
#define ATTRPACK
#endif
#define PT_ASKINFOVIAMS 15
static CServerSocket server_socket;
FILE *logfile;
FILE *errorfile;
FILE *mysqlfile;
FILE *sockfile;
FILE *pidfile;
#if defined(_MSC_VER)
#pragma pack(1)
#endif
typedef struct
{
char ip[16]; // Big enough to hold a full address.
UINT16 port;
UINT8 padding1[2];
UINT32 time;
} ATTRPACK ms_holepunch_packet_t;
typedef struct
{
char clientaddr[22];
UINT8 padding1[2];
UINT32 time;
} ATTRPACK msaskinfo_pak;
//
// SRB2 network packet data.
//
typedef struct
{
UINT32 checksum;
UINT8 ack; // if not null the node asks for acknowledgement, the receiver must resend the ack
UINT8 ackreturn; // the return of the ack number
UINT8 packettype;
UINT8 reserved; // padding
msaskinfo_pak msaskinfo;
} ATTRPACK doomdata_t;
#if defined(_MSC_VER)
#pragma pack()
#endif
//=============================================================================
#define HOSTNAME "loopback"
#define USER "srb2_ms"
#define PASSWORD "gLRDRb7WgLRDRb7W"
#define DATABASE "srb2_ms"
// MySQL Stuff :D
const char *server = HOSTNAME;
const char *user = USER;
const char *password = PASSWORD;
const char *database = DATABASE;
time_t lastupdate;
MYSQL *conn;
MYSQL_RES *res;
MYSQL_ROW row;
int mysqlconnected = 0;
/*
char *str_replace(char * t1, char * t2, char * t6)
{
char*t4;
char*t5=new(0);
while(strstr(t6,t1)){
t4=strstr(t6,t1);
strncpy(t5+strlen(t5),t6,t4-t6);
strcat(t5,t2);
t4+=strlen(t1);
t6=t4;
}
return strcat(t5,t4);
}
*/
/*
// Cue was here
char *str_quakeformat(char *msg)
{
char *quakemsg , *quakemsg1, *quakemsg2;
char *quakemsg3, *quakemsg4, *quakemsg5;
char *quakemsg6, *quakemsg7, *quakemsg8;
quakemsg1 = new(sizeof(char) * (strlen(msg) + 1));
strcpy(quakemsg1, msg);
quakemsg2 = str_replace("^1", "\x81",quakemsg1);
quakemsg3 = str_replace("^2", "\x82",quakemsg2);
quakemsg4 = str_replace("^3", "\x83",quakemsg3);
quakemsg5 = str_replace("^4", "\x84",quakemsg4);
quakemsg6 = str_replace("^5", "\x85",quakemsg5);
quakemsg7 = str_replace("^6", "\x86",quakemsg6);
quakemsg8 = str_replace("^7", "\x87",quakemsg7);
quakemsg = str_replace("^0", "\x80",quakemsg8);
delete(quakemsg1);
delete(quakemsg2);
delete(quakemsg3);
delete(quakemsg4);
delete(quakemsg5);
delete(quakemsg6);
delete(quakemsg7);
delete(quakemsg8);
return quakemsg;
}
*/
void MySQL_Conn(bool force) {
//if(mysql_ping(conn))
//mysqlconnected = 0;
logPrintf(mysqlfile, "Trying to connect to MySQL...\n");
if(mysqlconnected != 1 || force) {
if(force)
mysql_close(conn);
const char *server = HOSTNAME;
const char *user = USER;
const char *password = PASSWORD;
const char *database = DATABASE;
conn = mysql_init(NULL);
/* Connect to database */
if (!mysql_real_connect(conn, server,
user, password, database, 8219, NULL, 0)) {
logPrintf(errorfile, "%s\n", mysql_error(conn));
}
conn = mysql_init(NULL);
/* Connect to database */
if (!mysql_real_connect(conn, server, user, password, database, 0, NULL, 0)) {
logPrintf(errorfile, "%s\n", mysql_error(conn));
mysqlconnected = 0;
} else {
logPrintf(mysqlfile, "Connection to MySQL Database successful!\n");
mysqlconnected = 1;
}
}
}
static int MySQL_CheckBan(const char *ip, UINT32 id, bool sendinfo, bool type) {
msg_t msg;
int writecode;
MySQL_Conn(false);
msg.id = id;
char banqueryp1[500] = "SELECT bid,INET_NTOA(ipstart),INET_NTOA(ipend),DATE_FORMAT(FROM_UNIXTIME(full_endtime),'%%a %%b %%e %%Y at %%k:%%i (CDT)'),reason,hostonly,permanent FROM ms_bans WHERE INET_ATON('%s') BETWEEN `ipstart` AND `ipend` AND (`full_endtime` > %ld OR `permanent` = '1') LIMIT 1";
// char exqueryp1[500] = "SELECT * FROM ms_exceptions WHERE `ip` = '%s' AND `bid` = '%s' LIMIT 1";
// char exquery[500];
char banquery[500];
// char bid[5];
time_t current_time = time (NULL);
sprintf(banquery, banqueryp1, ip, current_time);
logPrintf(mysqlfile, "Executing MySQL Query: %s\n", banquery);
if(mysql_query(conn, banquery)) {
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
return false;
} else {
res = mysql_store_result(conn);
if(mysql_num_rows(res) >= 1) {
logPrintf(logfile, "We got a ban coming on!\n");
row = mysql_fetch_row(res);
if(!type && strcmp(row[5],"1") == 0)
return false;
if(sendinfo)
{
logPrintf(logfile, "And we're meant to tell them some more!\n");
msg_ban_t *info = (msg_ban_t *) msg.buffer;
info->header[0] = '\0';
logPrintf(logfile, "Got Ban: %s - %s, ends %s, for %s\n", row[1], row[2], row[3], row[4]);
logPrintf(logfile, "COPY: ipstart\n");
strcpy(info->ipstart, row[1]);
logPrintf(logfile, "COPY: ipend\n");
strcpy(info->ipend, row[2]);
logPrintf(logfile, "COPY: endtime\n");
if(strcmp(row[6], "0") == 0)
{
logPrintf(logfile, "COPY: It's not permanent.\n");
strcpy(info->endstamp, row[3]);
}
else
{
logPrintf(logfile, "COPY: It's permanent.\n");
strcpy(info->endstamp, "Never");
}
logPrintf(logfile, "COPY: reason\n");
strcpy(info->reason, row[4]);
logPrintf(logfile, "COPY: hostonly\n");
if(strcmp(row[5],"0") == 0)
info->hostonly = false;
else
info->hostonly = true;
if(info->hostonly)
logPrintf(logfile, "BAN HAMMER: %s - %s || Reason: %s || Endstamp: %s || HOSTONLY\n", info->ipstart, info->ipend, info->reason, info->endstamp);
else
logPrintf(logfile, "BAN HAMMER: %s - %s || Reason: %s || Endstamp: %s || NOTHOSTONLY\n", info->ipstart, info->ipend, info->reason, info->endstamp);
mysql_free_result(res);
msg.type = GET_BANNED_MSG;
msg.length = sizeof (msg_ban_t);
msg.room = 0;
logPrintf(logfile, "Sending message?\n");
writecode = server_socket.write(&msg);
logPrintf(logfile, "Message sent! :D\n");
if (writecode < 0)
{
dbgPrintf(LIGHTRED, "Write error... %d client %d "
"deleted\n", writecode, id);
return true;
}
}
return true;
} else {
mysql_free_result(res);
return false;
}
}
}
int MySQL_CheckRoom(UINT32 room)
{
MySQL_Conn(false);
char checkqueryp1[500] = "SELECT private FROM `ms_rooms` WHERE `room_id` = '%d' AND `private` = '1' LIMIT 1";
char checkquery[500];
sprintf(checkquery, checkqueryp1, room);
logPrintf(mysqlfile, "Executing MySQL Query: %s\n", checkquery);
if(mysql_query(conn, checkquery)) {
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
return false;
} else {
res = mysql_store_result(conn);
if(mysql_num_rows(res) < 1)
return true;
else
return false;
}
}
void MySQL_AddServer(const char *ip, const char *port, const char *name, const char *version, UINT32 room, bool firstadd, const char *key) {
char escapedName[255];
char escapedPort[10];
char escapedVersion[10];
char escapedKey[32];
char insertquery[5000];
char checkquery[500];
char updatequery[5000];
char queryp1[5000] = "INSERT INTO `ms_servers` (`name`,`ip`,`port`,`version`,`timestamp`,`room`,`key`) VALUES ('%s','%s','%s','%s','%ld','%d','%s')";
char checkqueryp1[500] = "SELECT room_override FROM `ms_servers` WHERE `ip` = '%s'";
char updatequeryp1[5000];
if(firstadd)
{
logPrintf(logfile, "First add.\n");
strcpy(updatequeryp1, "UPDATE `ms_servers` SET `name` = '%s', `port` = '%s', `version` = '%s', timestamp = '%ld', upnow = '1', `room` = '%d', `delisted` = '0', `key` = '%s' WHERE `ip` = '%s'");
}
else
{
logPrintf(logfile, "Update ping.\n");
strcpy(updatequeryp1, "UPDATE `ms_servers` SET `name` = '%s', `port` = '%s', `version` = '%s', timestamp = '%ld', upnow = '1', `room` = '%d', `key` = '%s' WHERE `ip` = '%s' AND `delisted` = '0'");
}
MySQL_Conn(false);
mysql_real_escape_string(conn, escapedName, name, (unsigned long)strlen(name));
mysql_real_escape_string(conn, escapedPort, port, (unsigned long)strlen(port));
mysql_real_escape_string(conn, escapedVersion, version, (unsigned long)strlen(version));
mysql_real_escape_string(conn, escapedKey, key, (unsigned long)strlen(key));
if(!MySQL_CheckBan(ip,0,false,1)) {
if(!MySQL_CheckRoom(room))
{
logPrintf(errorfile, "IP %s tried to use the private room %d! THIS SHOULD NOT HAPPEN\n", ip, room);
return;
}
sprintf(checkquery, checkqueryp1, ip);
time_t timestamp;
timestamp = time (NULL);
logPrintf(logfile, "Checking for existing servers in table with the same IP...\n");
logPrintf(mysqlfile, "Executing MySQL Query: %s\n", checkquery);
if(mysql_query(conn, checkquery)) {
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
} else {
res = mysql_store_result(conn);
logPrintf(logfile, "Found %d rows...\n", mysql_num_rows(res));
if(mysql_num_rows(res) < 1) {
mysql_free_result(res);
logPrintf(logfile, "Adding the temporary server: %s:%s || Name: %s || Version: %s || Time: %ld || Room: %d || Key: %s\n", ip, port, name, version, timestamp, room, key);
sprintf(insertquery, queryp1, escapedName, ip, escapedPort, escapedVersion, timestamp, room, escapedKey);
logPrintf(mysqlfile, "Executing MySQL Query: %s\n", insertquery);
if(mysql_query(conn, insertquery)) {
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
} else {
logPrintf(logfile, "Server added successfully!\n");
}
} else {
row = mysql_fetch_row(res);
if(atoi(row[0]) != 0)
room = atoi(row[0]);
mysql_free_result(res);
logPrintf(logfile, "Server's IP already exists, so let's just update it instead...\n");
logPrintf(logfile, "Updating Server Data for %s\n", ip);
sprintf(updatequery, updatequeryp1, escapedName, escapedPort, escapedVersion, timestamp, room, escapedKey, ip);
logPrintf(mysqlfile, "Executing MySQL Query: %s\n", updatequery);
if(mysql_query(conn, updatequery)) {
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
} else {
logPrintf(logfile, "Server status for Server: %s:%s || Name: %s || Version: %s || Time: %ld || Room: %d || Key: %s set successfully.\n", ip, port, name, version, timestamp, room, key);
}
}
}
} else {
logPrintf(logfile, "IP %s is banned so do nothing.\n", ip);
}
}
void MySQL_ListServers(UINT32 id, UINT32 type, const char *ip, UINT32 room) {
msg_t msg;
int writecode;
MySQL_Conn(false);
msg.id = id;
msg.type = type;
char servquery[1000];
if(room == 0)
sprintf(servquery, "SELECT ip, port, name, version FROM ( SELECT * FROM `ms_servers` WHERE `upnow` = '1' ORDER BY `sid` ASC) as t2 ORDER BY `sticky` DESC");
else
{
char servqueryp1[1000] = "SELECT ip, port, name, version FROM ( SELECT * FROM `ms_servers` WHERE `upnow` = '1' AND `room` = '%d' ORDER BY `sid` ASC) as t2 ORDER BY `sticky` DESC";
sprintf(servquery, servqueryp1, room);
}
if(!MySQL_CheckBan(ip,0,false,0)) {
logPrintf(mysqlfile, "Executing MySQL Query: %s\n", servquery);
if(mysql_query(conn, servquery)) {
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
} else {
res = mysql_store_result(conn);
logPrintf(logfile, "Found %d servers...\n", mysql_num_rows(res));
while ((row = mysql_fetch_row(res)) != NULL)
{
msg_server_t *info = (msg_server_t *) msg.buffer;
info->header[0] = '\0'; // nothing interresting in it (for now)
strcpy(info->ip, row[0]);
strcpy(info->port, row[1]);
strcpy(info->name, row[2]);
strcpy(info->version, row[3]);
msg.length = sizeof (msg_server_t);
msg.room = 0;
logPrintf(logfile, "Sending message?\n");
writecode = server_socket.write(&msg);
logPrintf(logfile, "Message sent! :D\n");
if (writecode < 0)
{
dbgPrintf(LIGHTRED, "Write error... %d client %d "
"deleted\n", writecode, id);
return;
}
}
mysql_free_result(res);
}
} else {
logPrintf(logfile, "IP %s is banned so do nothing.\n", ip);
}
}
void MySQL_ListRooms(UINT32 id, UINT32 type, const char *ip, bool sendtype) {
msg_t msg;
int writecode;
//(void)ip;
MySQL_Conn(false);
msg.id = id;
msg.type = type;
char roomquery[1000];
logPrintf(logfile, "Check their ban status first... (ID %d)\n",id);
if(MySQL_CheckBan(ip,id,true,sendtype))
return;
//Hmph! I suppose it'll be up to me to handle this. ~Inuyasha
if (sendtype)
{
char overridequery[500];
sprintf(overridequery, "SELECT room_override FROM `ms_servers` WHERE `ip` = '%s' AND `room_override` > 0", ip);
logPrintf(mysqlfile, "Checking for room overrides! Executing MySQL Query: %s\n", overridequery);
if (mysql_query(conn, overridequery))
{
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
return;
}
res = mysql_store_result(conn);
if (mysql_num_rows(res) >= 1)
{
int overriddenRoom;
row = mysql_fetch_row(res);
overriddenRoom = atoi(row[0]);
mysql_free_result(res);
sprintf(roomquery, "SELECT room_id, title, motd FROM `ms_rooms` WHERE `room_id` = '%d' LIMIT 1", overriddenRoom);
if (mysql_query(conn, roomquery))
{
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
return;
}
res = mysql_store_result(conn);
if (mysql_num_rows(res) >= 1)
{
msg_rooms_t *info = (msg_rooms_t *) msg.buffer;
char roommotd[300];
row = mysql_fetch_row(res);
info->header[0] = '\0'; // nothing interesting in it (for now)
strcpy(info->name, row[1]);
// Just in case, let's make sure we don't overflow.
sprintf(roommotd, "\x85Your server has had a room override applied to it, so this is the only room you may host in.\x80\n\n%s", row[2]);
strncpy(info->motd, roommotd, 255);
info->motd[255] = '\0';
info->id = atoi(row[0]);
logPrintf(logfile, "Sending Room %s with ID %d and MOTD %s\n", info->name, info->id, info->motd);
msg.length = sizeof (msg_rooms_t);
msg.room = 0;
logPrintf(logfile, "Sending message?\n");
writecode = server_socket.write(&msg);
logPrintf(logfile, "Message sent! :D\n");
if (writecode < 0)
{
dbgPrintf(LIGHTRED, "Write error... %d client %d "
"deleted\n", writecode, id);
}
mysql_free_result(res);
return;
}
else
{
logPrintf(errorfile, "Someone's room override isn't set correctly! Room %d doesn't exist!", overriddenRoom);
mysql_free_result(res);
}
}
}
if(sendtype)
sprintf(roomquery, "SELECT room_id, title, motd FROM `ms_rooms` WHERE `private` = '0' AND `visible` = '1' ORDER BY `order` ASC");
else
sprintf(roomquery, "SELECT room_id, title, motd FROM `ms_rooms` WHERE `visible` = '1' ORDER BY `order` ASC");
if(mysql_query(conn, roomquery)) {
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
} else
{
res = mysql_store_result(conn);
logPrintf(logfile, "Found %d rooms...\n", mysql_num_rows(res));
while ((row = mysql_fetch_row(res)) != NULL)
{
msg_rooms_t *info = (msg_rooms_t *) msg.buffer;
info->header[0] = '\0'; // nothing interresting in it (for now)
strcpy(info->name, row[1]);
strcpy(info->motd, row[2]);
info->id = atoi(row[0]);
logPrintf(logfile, "Sending Room %s with ID %d and MOTD %s\n", info->name, info->id, info->motd);
msg.length = sizeof (msg_rooms_t);
msg.room = 0;
logPrintf(logfile, "Sending message?\n");
writecode = server_socket.write(&msg);
logPrintf(logfile, "Message sent! :D\n");
if (writecode < 0)
{
dbgPrintf(LIGHTRED, "Write error... %d client %d "
"deleted\n", writecode, id);
return;
}
}
mysql_free_result(res);
}
}
void MySQL_CheckVersion(UINT32 id, UINT32 type, const char *ip, UINT32 modid, const char *modversion) {
msg_t msg;
int writecode;
(void)ip;
MySQL_Conn(false);
msg.id = id;
msg.type = type;
char versionquery[1000];
sprintf(versionquery, "SELECT * FROM `ms_versions` WHERE `mod_id` = '%d' AND `mod_version` > %s LIMIT 1",modid, modversion);
logPrintf(mysqlfile, "Executing MySQL Query: %s\n", versionquery);
if(mysql_query(conn, versionquery)) {
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
} else
{
res = mysql_store_result(conn);
if(mysql_num_rows(res) < 1)
{
logPrintf(logfile, "Buffer to NULL\n");
strcpy(msg.buffer,"NULL");
}
else
{
row = mysql_fetch_row(res);
logPrintf(logfile, "Version found: %s || Codebase: %s || Version: %s || Version String: %s || Mod ID: %s\n", row[4], row[3], row[1], row[2], row[0]);
strcpy(msg.buffer,row[2]);
}
msg.length = sizeof msg.buffer;
msg.room = 0;
logPrintf(logfile, "Sending message?\n");
writecode = server_socket.write(&msg);
logPrintf(logfile, "Message sent! :D\n");
if (writecode < 0)
{
dbgPrintf(LIGHTRED, "Write error... %d client %d "
"deleted\n", writecode, id);
return;
}
mysql_free_result(res);
}
}
void MySQL_ListServServers(UINT32 id, UINT32 type, const char *ip) {
msg_t msg;
int writecode;
static char str[1024];
//char banqueryp1[500] = "SELECT reason,name,FROM_UNIXTIME(endtime) FROM ms_bans WHERE INET_ATON('%s') BETWEEN `ipstart` AND `ipend` AND `endtime` < %ld LIMIT 1";
//char banquery[500];
//time_t current_time = time (NULL);
char servquery[1000] = "SELECT ip, port, name, version, permanent FROM ( SELECT * FROM `ms_servers` WHERE `upnow` = '1' OR `permanent` = '1' ORDER BY `sid` ASC) as ms_servers ORDER BY `sticky` DESC";
MySQL_Conn(false);
if(!MySQL_CheckBan(ip,0,false,0)) {
msg.id = id;
msg.type = type;
msg.room = 0;
logPrintf(mysqlfile, "Executing MySQL Query: %s\n", servquery);
if(mysql_query(conn, servquery)) {
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
} else {
res = mysql_store_result(conn);
logPrintf(logfile, "Found %d servers...\n", mysql_num_rows(res));
while ((row = mysql_fetch_row(res)) != NULL)
{
if(strcmp(row[4], "0") == 1)
snprintf(str, sizeof str, "IP\t\t: %s\nPort\t\t: %s\nHostname\t: %s\nVersion\t\t: %s\nPermanent\t: %s\n", row[0], row[1], row[2], row[3], "Yes");
else
snprintf(str, sizeof str, "IP\t\t: %s\nPort\t\t: %s\nHostname\t: %s\nVersion\t\t: %s\nPermanent\t: %s\n", row[0], row[1], row[2], row[3], "No");
msg.length = (INT32)(strlen(str)+1); // send also the '\0'
strcpy(msg.buffer, str);
dbgPrintf(CYAN, "Writing: (%d)\n%s\n", msg.length, msg.buffer);
writecode = server_socket.write(&msg);
if (writecode < 0)
{
dbgPrintf(LIGHTRED, "Write error... %d client %d deleted\n", writecode, id);
return;
}
}
mysql_free_result(res);
}
} else {
logPrintf(logfile, "IP %s is banned so do nothing! Let them find out for themselves.\n", ip);
}
}
void MySQL_RemoveServer(char *ip, char *port, char *name, char *version) {
char escapedName[255];
char updatequery[5000];
char updatequeryp1[5000] = "UPDATE `ms_servers` SET upnow = '0' WHERE `ip` = '%s' AND `permanent` = '0'";
MySQL_Conn(false);
mysql_real_escape_string(conn, escapedName, name, (unsigned long)strlen(name));
sprintf(updatequery, updatequeryp1, ip);
logPrintf(mysqlfile, "Executing MySQL Query: %s\n", updatequery);
if(mysql_query(conn, updatequery)) {
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
} else {
logPrintf(logfile, "Server: %s:%s || Name: %s || Version: %s removed successfully.\n", ip, port, name, version);
}
}
/* LIVE FUNCTIONS */
void LIVE_AuthUser(UINT32 id, char *buffer)
{
msg_live_auth_t *auth;
char escapedName[255];
char saltedPassword[62];
char hashedPassword[34];
char namequery[1000];
char namequeryp1[1000] = "SELECT username,userid,salt,password FROM `user` WHERE `username` = '%s' LIMIT 1";
char userquery[1000];
char userqueryp1[1000] = "SELECT userid,username,live_authkey,live_publickey FROM `user` WHERE `userid` = '%s' LIMIT 1";
msg_t msg2;
char ip[32];
int writecode;
msg2.type = LIVE_INVALID_USER;
auth = (msg_live_auth_t *)buffer;
logPrintf(logfile, "Got User %s Pass %s\n", auth->username, auth->password);
// retrieve the true ip of the server
strcpy(ip, server_socket.getClientIP(id));
MySQL_Conn(false);
msg2.id = id;
logPrintf(logfile, "Check their ban status first... (ID %d)\n",id);
if(MySQL_CheckBan(ip,0,false,0))
return;
mysql_real_escape_string(conn, escapedName, auth->username, (unsigned long)strlen(auth->username));
sprintf(namequery, namequeryp1, escapedName);
logPrintf(mysqlfile, "Executing MySQL Query: %s\n", namequery);
if(mysql_query(conn, namequery)) {
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
} else {
res = mysql_store_result(conn);
if(mysql_num_rows(res) < 1)
{
logPrintf(logfile, "Invalid user: %s\n", auth->username);
msg2.type = LIVE_INVALID_USER;
}
else
{
row = mysql_fetch_row(res);
sprintf(saltedPassword, "%s%s", auth->password, row[2]);
logPrintf(logfile, "Pre-hash: %s (Salt is %s)\n", saltedPassword, row[2]);
sprintf(hashedPassword, md5(saltedPassword).c_str());
logPrintf(logfile, "Got Hashed Password: %s\n", hashedPassword);
if(strcmp(hashedPassword, row[3]) != 0)
{
msg2.type = LIVE_INVALID_USER;
logPrintf(logfile, "INVALID USER!\n");
} else {
msg2.type = LIVE_SEND_USER;
sprintf(userquery, userqueryp1, row[1]);
mysql_free_result(res);
logPrintf(mysqlfile, "Executing MySQL Query: %s\n", userquery);
if(mysql_query(conn, userquery)) {
logPrintf(errorfile, "MYSQL ERROR: %s\n", mysql_error(conn));
MySQL_Conn(true);
} else {
res = mysql_store_result(conn);
if(mysql_num_rows(res) < 1)
{
logPrintf(errorfile, "User Information Error, invalid USER ID!\n");
msg2.type = LIVE_INVALID_USER;
} else {
row = mysql_fetch_row(res);
msg_live_user_t *user = (msg_live_user_t *) msg2.buffer;
user->header[0] = '\0'; // nothing interresting in it (for now)
user->uid = atoi(row[0]);
strcpy(user->username, row[1]);
logPrintf(logfile, "Found user: %s, id %s\n", row[1], row[0]);
logPrintf(logfile, "Sending User %s with ID %d\n", user->username, user->uid);
msg2.length = sizeof (msg_live_user_t);
}
}
}
}
}
msg2.length = sizeof msg2.buffer;
msg2.room = 0;
logPrintf(logfile, "Sending message?\n");
writecode = server_socket.write(&msg2);
logPrintf(logfile, "Message sent! :D\n");
if (writecode < 0)
{
dbgPrintf(LIGHTRED, "Write error... %d client %d "
"deleted\n", writecode, id);
return;
}
mysql_free_result(res);
}
/*
** sendServersInformations()
*/
static void sendServersInformations(UINT32 id, UINT32 room)
{
msg_t msg;
int writecode;
char ip[16];
strcpy(ip, server_socket.getClientIP(id));
(void)room;
logPrintf(logfile, "Sending servers informations\n");
msg.id = id;
msg.type = SEND_SERVER_MSG;
msg.room = 0;
MySQL_ListServServers(id, SEND_SERVER_MSG, ip); // Awesome new MySQL Code!
msg.length = 0;
//dbgPrintf(CYAN, "Writing: (%d) %s\n", msg.length, "");
writecode = server_socket.write(&msg);
if (writecode < 0)
{
dbgPrintf(LIGHTRED, "Write error... %d client %d deleted\n",
writecode, id);
}
}
/*
** sendShortServersInformations()
*/
static void sendShortServersInformations(UINT32 id, UINT32 room)
{
msg_t msg;
int writecode;
char ip[16];
strcpy(ip, server_socket.getClientIP(id));
logPrintf(logfile, "Sending short servers informations\n");
msg.id = id;
msg.type = SEND_SHORT_SERVER_MSG;
MySQL_ListServers(id, SEND_SHORT_SERVER_MSG, ip, room); // New code that's full of win!
logPrintf(logfile, "Packet Room: %d\n", room);
msg.length = 0;
writecode = server_socket.write(&msg);
if (writecode < 0)
{
dbgPrintf(LIGHTRED, "Write error... %d client %d deleted\n",
writecode, id);
}
}
/*
** sendRoomInformations()
*/
static void sendRoomInformations(UINT32 id, UINT32 room, bool type)
{
msg_t msg;
int writecode;
char ip[16];
strcpy(ip, server_socket.getClientIP(id));
(void)room;
logPrintf(logfile, "Sending room information\n");
msg.id = id;
msg.type = SEND_ROOMS_MSG;
msg.room = 0;
MySQL_ListRooms(id, SEND_ROOMS_MSG, ip, type); // New code that's full of win!
msg.length = 0;
writecode = server_socket.write(&msg);
if (writecode < 0)
{
dbgPrintf(LIGHTRED, "Write error... %d client %d deleted\n",
writecode, id);
}
}
/*
** sendVersionInformations()
*/
static void sendVersionInformations(UINT32 id, UINT32 modid, char *modversion)
{
msg_t msg;
int writecode;
char ip[16];
strcpy(ip, server_socket.getClientIP(id));
logPrintf(logfile, "Sending version information\n");
msg.id = id;
msg.type = SEND_VERSION_MSG;
msg.room = 0;
MySQL_CheckVersion(id, SEND_VERSION_MSG, ip, modid, modversion); // New code that's full of win!
msg.length = sizeof msg.buffer;
writecode = server_socket.write(&msg);
if (writecode < 0)
{
dbgPrintf(LIGHTRED, "Write error... %d client %d deleted\n",
writecode, id);
}
}
/*
** addServer()
*/
static void addServer(int id, char *buffer, bool firstadd)
{
msg_server_t *info;
char oldversion = 0;
//TODO: Be sure there is no flood from a given IP:
// If a host need more than 2 servers, then it should be registrated
// manually
info = (msg_server_t *)buffer;
// I want to be sure the informations are correct, of course!
info->port[sizeof (info->port)-1] = '\0';
info->name[sizeof (info->name)-1] = '\0';
info->version[sizeof (info->version)-1] = '\0';
// retrieve the true ip of the server
strcpy(info->ip, server_socket.getClientIP(id));
//strcpy(info->port, server_socket.getClientPort(id));
if (info->version[0] == '1' &&
info->version[1] == '.' &&
info->version[2] == '0' &&
info->version[3] == '9' &&
info->version[4] == '.')
{
if ((info->version[5] == '2') || (info->version[5] == '3'))
{
oldversion = 1;
}
}
if (info->version[0] == '1' &&
info->version[1] == '.' &&
info->version[2] == '6' &&
info->version[3] == '9' &&
info->version[4] == '.' &&
info->version[5] == '6')
{
oldversion = 1;
}
if (!oldversion)
{
MySQL_AddServer(info->ip, info->port, info->name, info->version, info->room, firstadd, info->key);
}
else
{
logPrintf(logfile, "Not adding the temporary server: %s %s %s %s\n", info->ip, info->port, info->name, info->version);
}
}
/*
** removeServer()
*/
static void removeServer(int id, char *buffer)
{
msg_server_t *info;
info = (msg_server_t *)buffer;
// I want to be sure the informations are correct, of course!
info->port[sizeof (info->port)-1] = '\0';
info->name[sizeof (info->name)-1] = '\0';
info->version[sizeof (info->version)-1] = '\0';
// retrieve the true ip of the server
strcpy(info->ip, server_socket.getClientIP(id));
logPrintf(logfile, "Removing the temporary server: %s %s %s %s\n", info->ip, info->port, info->name, info->version);
MySQL_RemoveServer(info->ip, info->port, info->name, info->version); // New and win.
}
/*
** analyseUDP()
*/
static int analyseUDP(size_t size, const char *buffer)
{
// this would be the part of reading the PT_SERVERINFO packet,
// but i'm not about to backport that sloppy code
(void)size;
(void)buffer;
return INVALID_MSG;
}
/*
** UDPMessage()
*/
static int UDPMessage(size_t size, const char *buffer)
{
if (size == 4)
{
return 0;
}
else if (size == sizeof(ms_holepunch_packet_t))
{
return 0;
}
else if (size > 58)
{
dbgPrintf(LIGHTGREEN, "Got a UDP %d byte long message\n", size);
return analyseUDP(size, buffer);
}
else
return INVALID_MSG;
}
/*
** analyseMessage()
*/
static int analyseMessage(msg_t *msg)
{
switch (msg->type)
{
case UDP_RECV_MSG:
return UDPMessage(msg->length, msg->buffer);
case ACCEPT_MSG:
break;
case ADD_SERVER_MSG:
addServer(msg->id, msg->buffer, true);
break;
case PING_SERVER_MSG:
addServer(msg->id, msg->buffer, false);
break;
case REMOVE_SERVER_MSG:
removeServer(msg->id, msg->buffer);
break;
case GET_SERVER_MSG:
sendServersInformations(msg->id, msg->room);
break;
case GET_SHORT_SERVER_MSG:
sendShortServersInformations(msg->id, msg->room);
break;
case GET_ROOMS_MSG:
sendRoomInformations(msg->id, msg->room, 0);
break;
case GET_ROOMS_HOST_MSG:
sendRoomInformations(msg->id, msg->room, 1);
break;
case GET_VERSION_MSG:
sendVersionInformations(msg->id, msg->room, msg->buffer);
break;
case LIVE_AUTH_USER:
LIVE_AuthUser(msg->id, msg->buffer);
break;
default:
return INVALID_MSG;
}
return 0;
}
/*
** main()
*/
int main(int argc, char *argv[])
{
msg_t msg;
#ifdef __unix__
pid_t pid;
char pidstr[12];
#endif
if (argc <= 1)
{
fprintf(stderr, "usage: %s port\n", argv[0]);
exit(1);
}
if (server_socket.listen(argv[1]) < 0)
{
fprintf(stderr, "Error while initializing the server\n");
exit(2);
}
logfile = openFile("server.log");
errorfile = openFile("error.log");
mysqlfile = openFile("mysql.log");
sockfile = openFile("sockets.log");
MySQL_Conn(false);
#if !defined (DEBUG) && defined (__unix__)
pid = fork();
switch (pid)
{
case 0: break; // child
case -1: printf("Error while launching the server in background\n"); return -1;
default:
pidfile = fopen("msd.pid", "w+");
sprintf(pidstr, "%d", pid);
fputs(pidstr, pidfile);
fclose(pidfile);
return 0; // parent: keep child in background
}
#endif
srand((unsigned)time(NULL)); // Alam: GUIDs
for (;;)
{
memset(&msg, 0, sizeof (msg)); // remove previous message
if (!server_socket.read(&msg))
{
// valid message: header message seems ok
analyseMessage(&msg);
//servers_list.show(); // for debug purpose
}
}
#ifndef _MSC_VER
/* NOTREACHED */
return 0;
#endif
}
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