UNLOZE/sm-ext-a2sqcache
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Add sv_qcache_iprate_limit, sv_qcache_validate_info_challenge

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maxime1907
2021-12-01 01:07:42 +01:00
parent f6e114f3b7
commit 6ef685506f
2 changed files with 16 additions and 21 deletions
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extension.cpp
+13 -18
View File
@@ -89,6 +89,8 @@ A2SQCacheTimer g_A2SQCacheTimer;
SMEXT_LINK(&g_A2SQCache); SMEXT_LINK(&g_A2SQCache);
ConVar *g_SvLogging = CreateConVar("sv_qcache_logging", "0", FCVAR_NOTIFY, "Log connection checks."); ConVar *g_SvLogging = CreateConVar("sv_qcache_logging", "0", FCVAR_NOTIFY, "Log connection checks.");
ConVar *g_SvIPRateLimit = CreateConVar("sv_qcache_iprate_limit", "1", FCVAR_NOTIFY, "Temporarily ban spam requests.");
ConVar *g_SvValidateChallenge = CreateConVar("sv_qcache_validate_info_challenge", "1", FCVAR_NOTIFY, "Check if the a2s_info challenge is valid.");
ConVar *g_SvGameDesc = CreateConVar("sv_gamedesc_override", "default", FCVAR_NOTIFY, "Overwrite the default game description. Set to 'default' to keep default description."); ConVar *g_SvGameDesc = CreateConVar("sv_gamedesc_override", "default", FCVAR_NOTIFY, "Overwrite the default game description. Set to 'default' to keep default description.");
ConVar *g_SvMapName = CreateConVar("sv_mapname_override", "default", FCVAR_NOTIFY, "Overwrite the map name. Set to 'default' to keep default name."); ConVar *g_SvMapName = CreateConVar("sv_mapname_override", "default", FCVAR_NOTIFY, "Overwrite the map name. Set to 'default' to keep default name.");
ConVar *g_SvCountBotsInfo = CreateConVar("sv_count_bots_info", "1", FCVAR_NOTIFY, "Display bots as players in the a2s_info server query. Enable = '1', Disable = '0'"); ConVar *g_SvCountBotsInfo = CreateConVar("sv_count_bots_info", "1", FCVAR_NOTIFY, "Display bots as players in the a2s_info server query. Enable = '1', Disable = '0'");
@@ -466,29 +468,22 @@ bool Hook_ProcessConnectionlessPacket(netpacket_t * packet)
switch ( c ) switch ( c )
{ {
case 0:
{
if(!CIPRateLimit__CheckIP(s_queryRateChecker, packet->from))
{
RETURN_META_VALUE(MRES_SUPERCEDE, false);
}
RETURN_META_VALUE(MRES_SUPERCEDE, false);
break;
}
case A2S_INFO: case A2S_INFO:
{ {
if(!CIPRateLimit__CheckIP(s_queryRateChecker, packet->from)) if (g_SvIPRateLimit->GetBool() && !CIPRateLimit__CheckIP(s_queryRateChecker, packet->from))
{ {
RETURN_META_VALUE(MRES_SUPERCEDE, false); RETURN_META_VALUE(MRES_SUPERCEDE, false);
} }
// Validate challenge if (g_SvValidateChallenge->GetBool())
char nugget[ 64 ]; {
if ( !msg.ReadString( nugget, sizeof( nugget ) ) ) // Validate challenge
RETURN_META_VALUE(MRES_SUPERCEDE, true); char nugget[ 64 ];
if ( !ValidInfoChallenge( packet->from, nugget ) ) if ( !msg.ReadString( nugget, sizeof( nugget ) ) )
RETURN_META_VALUE(MRES_SUPERCEDE, true); RETURN_META_VALUE(MRES_SUPERCEDE, true);
if ( !ValidInfoChallenge( packet->from, nugget ) )
RETURN_META_VALUE(MRES_SUPERCEDE, true);
}
SendA2S_Info(packet); SendA2S_Info(packet);
@@ -497,7 +492,7 @@ bool Hook_ProcessConnectionlessPacket(netpacket_t * packet)
} }
case A2S_PLAYER: case A2S_PLAYER:
{ {
if(!CIPRateLimit__CheckIP(s_queryRateChecker, packet->from)) if (g_SvIPRateLimit->GetBool() && !CIPRateLimit__CheckIP(s_queryRateChecker, packet->from))
{ {
RETURN_META_VALUE(MRES_SUPERCEDE, false); RETURN_META_VALUE(MRES_SUPERCEDE, false);
} }
smsdk_config.h
+3 -3
View File
@@ -39,9 +39,9 @@
/* Basic information exposed publicly */ /* Basic information exposed publicly */
#define SMEXT_CONF_NAME "A2SQCache" #define SMEXT_CONF_NAME "A2SQCache"
#define SMEXT_CONF_DESCRIPTION "A2S_INFO+PLAYER cache" #define SMEXT_CONF_DESCRIPTION "A2S_INFO + A2S_PLAYER cache"
#define SMEXT_CONF_VERSION "1.0" #define SMEXT_CONF_VERSION "1.1"
#define SMEXT_CONF_AUTHOR "BotoX" #define SMEXT_CONF_AUTHOR "BotoX, maxime1907"
#define SMEXT_CONF_URL "https://git.botox.bz/CSSZombieEscape/sm-ext-A2SQCache" #define SMEXT_CONF_URL "https://git.botox.bz/CSSZombieEscape/sm-ext-A2SQCache"
#define SMEXT_CONF_LOGTAG "A2SQCACHE" #define SMEXT_CONF_LOGTAG "A2SQCACHE"
#define SMEXT_CONF_LICENSE "GPL" #define SMEXT_CONF_LICENSE "GPL"