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move bot attack code into its own module

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This commit is contained in:
Lorenc Pekaj 2018-10-29 02:12:09 +11:00
parent e74c80e5c5
commit d03591a9a2
3 changed files with 58 additions and 66 deletions
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1
gamemodes/irresistible/anticheat/_anticheat.pwn
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@ -158,6 +158,7 @@ stock AC_SetPlayerSpawned( playerid, bool: spawned ) {
/* ** Modules (remove to disable) ** */
#include "irresistible\anticheat\money.pwn"
#include "irresistible\anticheat\bot_attack.pwn"
#include "irresistible\anticheat\hitpoints.pwn"
#include "irresistible\anticheat\weapon.pwn"
#include "irresistible\anticheat\carmod_checker.pwn"

57
gamemodes/irresistible/anticheat/bot_attack.pwn Normal file
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@ -0,0 +1,57 @@
/*
* Irresistible Gaming (c) 2018
* Developed by Lorenc Pekaj
* Module: anticheat\bot_attack.pwn
* Purpose: mitigates bot attacks with random IP addresses
*/
/* ** Includes ** */
#include < YSI\y_hooks >
/* ** Constants ** */
static const BOT_ATTACK_BLOCK_TIME = 120000; // 2 minutes
/* ** Variables ** */
static stock botattack_ServerInitTS = 0;
static stock botattack_LastConnection = 0;
static stock botattack_ConnectionSpamCount = 0;
/* ** Hooks ** */
hook OnScriptInit( )
{
botattack_ServerInitTS = gettime( );
return 1;
}
hook OnIncomingConnection( playerid, ip_address[ ], port )
{
// block id if invalid player ID ... otherwise our bots go
if ( ! ( 0 <= playerid < MAX_PLAYERS ) ) {
BlockIpAddress( ip_address, BOT_ATTACK_BLOCK_TIME );
}
new
current_time = gettime( );
// script will only work if the server is online for more than 5 minutes
if ( current_time - botattack_ServerInitTS >= 300 )
{
// if the last connection was within 2 seconds
if ( current_time - botattack_LastConnection <= 2 )
{
// and we had more than 5 connections in this interval
if ( ++ botattack_ConnectionSpamCount >= 5 )
{
BlockIpAddress( ip_address, BOT_ATTACK_BLOCK_TIME );
return 1;
}
}
else
{
botattack_ConnectionSpamCount = 0;
}
botattack_LastConnection = current_time;
}
return 1;
}

66
gamemodes/sf-cnr.pwn
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@ -1275,52 +1275,6 @@ public OnNpcConnect( npcid )
return Kick( npcid ), 1;
}
new g_LastConnection = 0;
new g_ConnectionSpamCount = 0;
public OnIncomingConnection( playerid, ip_address[ ], port ) {
new player_name[ 24 ];
new player_version[ 24 ];
new player_ip[ 16 ];
new player_ping = GetPlayerPing( playerid );
new netstats[ 500 ];
new playerserial[ 45 ];
GetPlayerName( playerid, player_name, sizeof( player_name ) );
GetPlayerVersion( playerid, player_version, sizeof( player_version ) );
GetPlayerIp( playerid, player_ip, sizeof( player_ip ) );
GetPlayerNetworkStats( playerid, netstats, sizeof( netstats ) );
gpci( playerid, playerserial, sizeof( playerserial ) );
if ( ! ( 0 <= playerid < MAX_PLAYERS ) ) {
BlockIpAddress( ip_address, 60000 ); // block id if invalid ip
}
// script will only work if the server is online for more than 10 minutes
if ( g_iTime - g_ServerUptime > 300 )
{
new
time = GetTickCount( );
switch( time - g_LastConnection )
{
case 0 .. 500:
{
if ( ++ g_ConnectionSpamCount >= 5 )
{
BlockIpAddress( ip_address, 60 * 1000 );
printf( "Name:%s(%d)\nVersion:%s\nIP:%s / %s:%d\nNetwork Stats:{%s}\nPing:%d\nNPC:%d\nGPCI:%s", player_name, playerid, player_version, player_ip, ip_address, port, netstats, player_ping, IsPlayerNPC( playerid ), playerserial );
return 1;
}
}
default: g_ConnectionSpamCount = 0;
}
g_LastConnection = time;
}
return 1;
}
public OnPlayerConnect( playerid )
{
static
@ -1332,26 +1286,6 @@ public OnPlayerConnect( playerid )
if ( textContainsIP( ReturnPlayerName( playerid ) ) )
return Kick( playerid ), 1;
if ( g_iTime - g_ServerUptime > 300 )
{
new player_name[ 24 ];
new player_version[ 24 ];
new player_ip[ 16 ];
new player_ping = GetPlayerPing( playerid );
new netstats[ 500 ];
new playerserial[ 45 ];
GetPlayerName( playerid, player_name, sizeof( player_name ) );
GetPlayerVersion( playerid, player_version, sizeof( player_version ) );
GetPlayerIp( playerid, player_ip, sizeof( player_ip ) );
GetPlayerNetworkStats( playerid, netstats, sizeof( netstats ) );
gpci( playerid, playerserial, sizeof( playerserial ) );
if ( strlen( player_name ) >= 16 ) {
printf( "Name:%s(%d)\nVersion:%s\nIP:%s\nNetwork Stats:{%s}\nPing:%d\nNPC:%d\nGPCI:%s", player_name, playerid, player_version, player_ip, netstats, player_ping, IsPlayerNPC( playerid ), playerserial );
}
}
// Ultra fast queries...
format( Query, sizeof( Query ), "SELECT * FROM `BANS` WHERE (`NAME`='%s' OR `IP`='%s') AND `SERVER`=0 LIMIT 0,1", mysql_escape( ReturnPlayerName( playerid ) ), mysql_escape( ReturnPlayerIP( playerid ) ) );
mysql_function_query( dbHandle, Query, true, "OnPlayerBanCheck", "i", playerid );