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syndata desync mode

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bol-van
2024-03-19 13:50:20 +03:00
parent 148108785c
commit 684869e54f
7 changed files with 103 additions and 49 deletions
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73
nfq/nfqws.c
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@@ -528,7 +528,7 @@ static void exithelp(void)
" --hostspell\t\t\t\t\t; exact spelling of \"Host\" header. must be 4 chars. default is \"host\"\n"
" --hostnospace\t\t\t\t\t; remove space after Host: and add it to User-Agent: to preserve packet size\n"
" --domcase\t\t\t\t\t; mix domain case : Host: TeSt.cOm\n"
" --dpi-desync=[<mode0>,]<mode>[,<mode2>]\t; try to desync dpi state. modes : synack fake fakeknown rst rstack hopbyhop destopt ipfrag1 disorder disorder2 split split2 ipfrag2 udplen tamper\n"
" --dpi-desync=[<mode0>,]<mode>[,<mode2>]\t; try to desync dpi state. modes : synack syndata fake fakeknown rst rstack hopbyhop destopt ipfrag1 disorder disorder2 split split2 ipfrag2 udplen tamper\n"
#ifdef __linux__
" --dpi-desync-fwmark=<int|0xHEX>\t\t; override fwmark for desync packet. default = 0x%08X (%u)\n"
#elif defined(SO_USER_COOKIE)
@@ -553,6 +553,7 @@ static void exithelp(void)
" --dpi-desync-fake-http=<filename>|0xHEX\t; file containing fake http request\n"
" --dpi-desync-fake-tls=<filename>|0xHEX\t\t; file containing fake TLS ClientHello (for https)\n"
" --dpi-desync-fake-unknown=<filename>|0xHEX\t; file containing unknown protocol fake payload\n"
" --dpi-desync-fake-syndata=<filename>|0xHEX\t; file containing SYN data payload\n"
" --dpi-desync-fake-quic=<filename>|0xHEX\t; file containing fake QUIC Initial\n"
" --dpi-desync-fake-wireguard=<filename>|0xHEX\t; file containing fake wireguard handshake initiation\n"
" --dpi-desync-fake-dht=<filename>|0xHEX\t\t; file containing DHT protocol fake payload (d1...e)\n"
@@ -696,6 +697,7 @@ int main(int argc, char **argv)
params.fake_wg_size = 64;
params.fake_dht_size = 64;
params.fake_unknown_size = 256;
params.fake_syndata_size = 16;
params.fake_unknown_udp_size = 64;
params.wscale=-1; // default - dont change scale factor (client)
params.ctrack_t_syn = CTRACK_T_SYN;
@@ -766,24 +768,25 @@ int main(int argc, char **argv)
{"dpi-desync-fake-http",required_argument,0,0},// optidx=30
{"dpi-desync-fake-tls",required_argument,0,0},// optidx=31
{"dpi-desync-fake-unknown",required_argument,0,0},// optidx=32
{"dpi-desync-fake-quic",required_argument,0,0},// optidx=33
{"dpi-desync-fake-wireguard",required_argument,0,0},// optidx=34
{"dpi-desync-fake-dht",required_argument,0,0},// optidx=35
{"dpi-desync-fake-unknown-udp",required_argument,0,0},// optidx=36
{"dpi-desync-udplen-increment",required_argument,0,0},// optidx=37
{"dpi-desync-udplen-pattern",required_argument,0,0},// optidx=38
{"dpi-desync-cutoff",required_argument,0,0},// optidx=39
{"hostlist",required_argument,0,0}, // optidx=40
{"hostlist-exclude",required_argument,0,0}, // optidx=41
{"hostlist-auto",required_argument,0,0}, // optidx=42
{"hostlist-auto-fail-threshold",required_argument,0,0}, // optidx=43
{"hostlist-auto-fail-time",required_argument,0,0}, // optidx=44
{"hostlist-auto-retrans-threshold",required_argument,0,0}, // optidx=45
{"hostlist-auto-debug",required_argument,0,0}, // optidx=46
{"dpi-desync-fake-syndata",required_argument,0,0},// optidx=33
{"dpi-desync-fake-quic",required_argument,0,0},// optidx=34
{"dpi-desync-fake-wireguard",required_argument,0,0},// optidx=35
{"dpi-desync-fake-dht",required_argument,0,0},// optidx=36
{"dpi-desync-fake-unknown-udp",required_argument,0,0},// optidx=37
{"dpi-desync-udplen-increment",required_argument,0,0},// optidx=38
{"dpi-desync-udplen-pattern",required_argument,0,0},// optidx=39
{"dpi-desync-cutoff",required_argument,0,0},// optidx=40
{"hostlist",required_argument,0,0}, // optidx=41
{"hostlist-exclude",required_argument,0,0}, // optidx=42
{"hostlist-auto",required_argument,0,0}, // optidx=43
{"hostlist-auto-fail-threshold",required_argument,0,0}, // optidx=44
{"hostlist-auto-fail-time",required_argument,0,0}, // optidx=45
{"hostlist-auto-retrans-threshold",required_argument,0,0}, // optidx=46
{"hostlist-auto-debug",required_argument,0,0}, // optidx=47
#ifdef __linux__
{"bind-fix4",no_argument,0,0}, // optidx=47
{"bind-fix6",no_argument,0,0}, // optidx=48
{"bind-fix4",no_argument,0,0}, // optidx=48
{"bind-fix6",no_argument,0,0}, // optidx=49
#endif
{NULL,0,NULL,0}
};
@@ -1077,30 +1080,34 @@ int main(int argc, char **argv)
params.fake_unknown_size = sizeof(params.fake_unknown);
load_file_or_exit(optarg,params.fake_unknown,&params.fake_unknown_size);
break;
case 33: /* dpi-desync-fake-quic */
case 33: /* dpi-desync-fake-syndata */
params.fake_syndata_size = sizeof(params.fake_syndata);
load_file_or_exit(optarg,params.fake_syndata,&params.fake_syndata_size);
break;
case 34: /* dpi-desync-fake-quic */
params.fake_quic_size = sizeof(params.fake_quic);
load_file_or_exit(optarg,params.fake_quic,&params.fake_quic_size);
break;
case 34: /* dpi-desync-fake-wireguard */
case 35: /* dpi-desync-fake-wireguard */
params.fake_wg_size = sizeof(params.fake_wg);
load_file_or_exit(optarg,params.fake_wg,&params.fake_wg_size);
break;
case 35: /* dpi-desync-fake-dht */
case 36: /* dpi-desync-fake-dht */
params.fake_dht_size = sizeof(params.fake_dht);
load_file_or_exit(optarg,params.fake_dht,&params.fake_dht_size);
break;
case 36: /* dpi-desync-fake-unknown-udp */
case 37: /* dpi-desync-fake-unknown-udp */
params.fake_unknown_udp_size = sizeof(params.fake_unknown_udp);
load_file_or_exit(optarg,params.fake_unknown_udp,&params.fake_unknown_udp_size);
break;
case 37: /* dpi-desync-udplen-increment */
case 38: /* dpi-desync-udplen-increment */
if (sscanf(optarg,"%d",&params.udplen_increment)<1 || params.udplen_increment>0x7FFF || params.udplen_increment<-0x8000)
{
fprintf(stderr, "dpi-desync-udplen-increment must be integer within -32768..32767 range\n");
exit_clean(1);
}
break;
case 38: /* dpi-desync-udplen-pattern */
case 39: /* dpi-desync-udplen-pattern */
{
char buf[sizeof(params.udplen_pattern)];
size_t sz=sizeof(buf);
@@ -1108,28 +1115,28 @@ int main(int argc, char **argv)
fill_pattern(params.udplen_pattern,sizeof(params.udplen_pattern),buf,sz);
}
break;
case 39: /* desync-cutoff */
case 40: /* desync-cutoff */
if (!parse_cutoff(optarg, &params.desync_cutoff, &params.desync_cutoff_mode))
{
fprintf(stderr, "invalid desync-cutoff value\n");
exit_clean(1);
}
break;
case 40: /* hostlist */
case 41: /* hostlist */
if (!strlist_add(&params.hostlist_files, optarg))
{
fprintf(stderr, "strlist_add failed\n");
exit_clean(1);
}
break;
case 41: /* hostlist-exclude */
case 42: /* hostlist-exclude */
if (!strlist_add(&params.hostlist_exclude_files, optarg))
{
fprintf(stderr, "strlist_add failed\n");
exit_clean(1);
}
break;
case 42: /* hostlist-auto */
case 43: /* hostlist-auto */
if (*params.hostlist_auto_filename)
{
fprintf(stderr, "only one auto hostlist is supported\n");
@@ -1160,7 +1167,7 @@ int main(int argc, char **argv)
strncpy(params.hostlist_auto_filename, optarg, sizeof(params.hostlist_auto_filename));
params.hostlist_auto_filename[sizeof(params.hostlist_auto_filename) - 1] = '\0';
break;
case 43: /* hostlist-auto-fail-threshold */
case 44: /* hostlist-auto-fail-threshold */
params.hostlist_auto_fail_threshold = (uint8_t)atoi(optarg);
if (params.hostlist_auto_fail_threshold<1 || params.hostlist_auto_fail_threshold>20)
{
@@ -1168,7 +1175,7 @@ int main(int argc, char **argv)
exit_clean(1);
}
break;
case 44: /* hostlist-auto-fail-time */
case 45: /* hostlist-auto-fail-time */
params.hostlist_auto_fail_time = (uint8_t)atoi(optarg);
if (params.hostlist_auto_fail_time<1)
{
@@ -1176,7 +1183,7 @@ int main(int argc, char **argv)
exit_clean(1);
}
break;
case 45: /* hostlist-auto-retrans-threshold */
case 46: /* hostlist-auto-retrans-threshold */
params.hostlist_auto_retrans_threshold = (uint8_t)atoi(optarg);
if (params.hostlist_auto_retrans_threshold<2 || params.hostlist_auto_retrans_threshold>10)
{
@@ -1184,7 +1191,7 @@ int main(int argc, char **argv)
exit_clean(1);
}
break;
case 46: /* hostlist-auto-debug */
case 47: /* hostlist-auto-debug */
{
FILE *F = fopen(optarg,"a+t");
if (!F)
@@ -1200,10 +1207,10 @@ int main(int argc, char **argv)
}
break;
#ifdef __linux__
case 47: /* bind-fix4 */
case 48: /* bind-fix4 */
params.bind_fix4 = true;
break;
case 48: /* bind-fix6 */
case 49: /* bind-fix6 */
params.bind_fix6 = true;
break;
#endif