thirdpartymirrors/RingRacers
1
0
Fork 0
mirror of https://github.com/KartKrewDev/RingRacers.git synced 2025-10-30 08:01:28 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

More bad actor cvars

Browse source
This commit is contained in:
AJ Martinez 2023-03-23 01:08:36 -07:00 • committed by James R
parent 30ca69e51d
commit 630555ca51
4 changed files with 42 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
src/d_clisrv.c
View file

@ -183,6 +183,9 @@ consvar_t cv_allowguests = CVAR_INIT ("allowguests", "On", CV_SAVE, CV_OnOff, NU
consvar_t cv_nochallenge = CVAR_INIT ("nochallenge", "0", 0, CV_Unsigned, NULL);
consvar_t cv_badresults = CVAR_INIT ("badresults", "0", 0, CV_Unsigned, NULL);
consvar_t cv_noresults = CVAR_INIT ("noresults", "0", 0, CV_Unsigned, NULL);
consvar_t cv_badjointime = CVAR_INIT ("badjointime", "0", 0, CV_Unsigned, NULL);
consvar_t cv_badip = CVAR_INIT ("badip", "0", 0, CV_Unsigned, NULL);
consvar_t cv_badchallengetime = CVAR_INIT ("badchallengetime", "0", 0, CV_Unsigned, NULL);
#endif
// engine
@ -6330,7 +6333,15 @@ static void UpdateChallenges(void)
// Random noise so it's difficult to reuse the response
// Current time so that difficult to reuse the challenge
const time_t now = time(NULL);
time_t now = time(NULL);
#ifdef DEVELOP
if (cv_badchallengetime.value)
{
CV_AddValue(&cv_badchallengetime, -1);
CONS_Alert(CONS_WARNING, "cv_badchallengetime enabled, scrubbing time from PT_CHALLENGEALL\n");
now = 0;
}
#endif
CONS_Printf("now: %ld, gamemap: %hd\n", now, gamemap);
csprng(netbuffer->u.challengeall.secret, sizeof(netbuffer->u.challengeall.secret));
memcpy(netbuffer->u.challengeall.secret, &now, sizeof(now)); // First few bytes are the timestamp...

3
src/d_clisrv.h
View file

@ -530,6 +530,9 @@ extern consvar_t cv_allowguests;
extern consvar_t cv_nochallenge;
extern consvar_t cv_badresults;
extern consvar_t cv_noresults;
extern consvar_t cv_badjointime;
extern consvar_t cv_badip;
extern consvar_t cv_badchallengetime;
#endif
// Used in d_net, the only dependence

15
src/d_netcmd.c
View file

@ -949,13 +949,16 @@ void D_RegisterClientCommands(void)
CV_RegisterVar(&cv_allowguests);
#ifdef DEVELOP
CV_RegisterVar(&cv_badjoin); // implemented
CV_RegisterVar(&cv_badtraffic); // implemented
CV_RegisterVar(&cv_badresponse); // implemented
CV_RegisterVar(&cv_badjoin);
CV_RegisterVar(&cv_badtraffic);
CV_RegisterVar(&cv_badresponse);
CV_RegisterVar(&cv_noresponse);
CV_RegisterVar(&cv_nochallenge); // implemented
CV_RegisterVar(&cv_badresults); // implemented
CV_RegisterVar(&cv_noresults); // implemented
CV_RegisterVar(&cv_nochallenge);
CV_RegisterVar(&cv_badresults);
CV_RegisterVar(&cv_noresults);
CV_RegisterVar(&cv_badjointime);
CV_RegisterVar(&cv_badip);
CV_RegisterVar(&cv_badchallengetime);
#endif
// HUD

18
src/d_netfil.c
View file

@ -1325,11 +1325,29 @@ void PT_ClientKey(INT32 node)
netbuffer->packettype = PT_SERVERCHALLENGE;
time_t now = time(NULL);
#ifdef DEVELOP
if (cv_badjointime.value)
{
CV_AddValue(&cv_badjointime, -1);
CONS_Alert(CONS_WARNING, "cv_badjointime enabled, scrubbing time from PT_SERVERCHALLENGE\n");
now = 0;
}
#endif
// Include our IP and current time in the message to be signed, to guard against signature reuse.
csprng(lastSentChallenge[node], sizeof(serverchallenge_pak));
memcpy(lastSentChallenge[node], &ourIP, sizeof(ourIP));
memcpy(lastSentChallenge[node] + sizeof(ourIP), &now, sizeof(time_t));
#ifdef DEVELOP
if (cv_badip.value)
{
CV_AddValue(&cv_badip, -1);
CONS_Alert(CONS_WARNING, "cv_badip enabled, scrubbing IP from PT_SERVERCHALLENGE\n");
memset(lastSentChallenge[node], 0, sizeof(ourIP));
}
#endif
memcpy(&netbuffer->u.serverchallenge, lastSentChallenge[node], sizeof(serverchallenge_pak));
HSendPacket(node, false, 0, sizeof (serverchallenge_pak));
}