nfqws: --skip

This commit is contained in:
bol-van 2024-11-23 12:55:14 +03:00
parent fc44d74f2b
commit a3048ae120
3 changed files with 120 additions and 82 deletions

View File

@ -1020,6 +1020,7 @@ static void exithelp(void)
#endif
"\nMULTI-STRATEGY:\n"
" --new\t\t\t\t\t\t; begin new strategy\n"
" --skip\t\t\t\t\t\t; do not use this strategy\n"
" --filter-l3=ipv4|ipv6\t\t\t\t; L3 protocol filter. multiple comma separated values allowed.\n"
" --filter-tcp=[~]port1[-port2]|*\t\t; TCP port filter. ~ means negation. setting tcp and not setting udp filter denies udp. comma separated list allowed.\n"
" --filter-udp=[~]port1[-port2]|*\t\t; UDP port filter. ~ means negation. setting udp and not setting tcp filter denies tcp. comma separated list allowed.\n"
@ -1139,7 +1140,7 @@ int main(int argc, char **argv)
#endif
int result, v;
int option_index = 0;
bool daemon = false;
bool daemon = false, bSkip = false;
char pidfile[256];
#ifdef __CYGWIN__
char windivert_filter[8192], wf_pf_tcp_src[256], wf_pf_tcp_dst[256], wf_pf_udp_src[256], wf_pf_udp_dst[256], wf_save_file[256];
@ -1272,25 +1273,26 @@ int main(int argc, char **argv)
{"hostlist-auto-retrans-threshold",required_argument,0,0}, // optidx=50
{"hostlist-auto-debug",required_argument,0,0}, // optidx=51
{"new",no_argument,0,0}, // optidx=52
{"filter-l3",required_argument,0,0}, // optidx=53
{"filter-tcp",required_argument,0,0}, // optidx=54
{"filter-udp",required_argument,0,0}, // optidx=55
{"filter-l7",required_argument,0,0}, // optidx=56
{"ipset",required_argument,0,0}, // optidx=57
{"ipset-exclude",required_argument,0,0},// optidx=58
{"skip",no_argument,0,0}, // optidx=53
{"filter-l3",required_argument,0,0}, // optidx=54
{"filter-tcp",required_argument,0,0}, // optidx=55
{"filter-udp",required_argument,0,0}, // optidx=56
{"filter-l7",required_argument,0,0}, // optidx=57
{"ipset",required_argument,0,0}, // optidx=58
{"ipset-exclude",required_argument,0,0},// optidx=59
#ifdef __linux__
{"bind-fix4",no_argument,0,0}, // optidx=59
{"bind-fix6",no_argument,0,0}, // optidx=60
{"bind-fix4",no_argument,0,0}, // optidx=60
{"bind-fix6",no_argument,0,0}, // optidx=61
#elif defined(__CYGWIN__)
{"wf-iface",required_argument,0,0}, // optidx=59
{"wf-l3",required_argument,0,0}, // optidx=60
{"wf-tcp",required_argument,0,0}, // optidx=61
{"wf-udp",required_argument,0,0}, // optidx=62
{"wf-raw",required_argument,0,0}, // optidx=63
{"wf-save",required_argument,0,0}, // optidx=64
{"ssid-filter",required_argument,0,0}, // optidx=65
{"nlm-filter",required_argument,0,0}, // optidx=66
{"nlm-list",optional_argument,0,0}, // optidx=67
{"wf-iface",required_argument,0,0}, // optidx=60
{"wf-l3",required_argument,0,0}, // optidx=61
{"wf-tcp",required_argument,0,0}, // optidx=62
{"wf-udp",required_argument,0,0}, // optidx=63
{"wf-raw",required_argument,0,0}, // optidx=64
{"wf-save",required_argument,0,0}, // optidx=65
{"ssid-filter",required_argument,0,0}, // optidx=66
{"nlm-filter",required_argument,0,0}, // optidx=67
{"nlm-list",optional_argument,0,0}, // optidx=68
#endif
{NULL,0,NULL,0}
};
@ -1797,6 +1799,15 @@ int main(int argc, char **argv)
break;
case 52: /* new */
if (bSkip)
{
dp_clear(dp);
dp_init(dp);
dp->n = desync_profile_count;
bSkip = false;
}
else
{
if (!(dpl = dp_list_add(&params.desync_profiles)))
{
DLOG_ERR("desync_profile_add: out of memory\n");
@ -1804,15 +1815,20 @@ int main(int argc, char **argv)
}
dp = &dpl->dp;
dp->n = ++desync_profile_count;
}
break;
case 53: /* filter-l3 */
case 53: /* skip */
bSkip = true;
break;
case 54: /* filter-l3 */
if (!wf_make_l3(optarg,&dp->filter_ipv4,&dp->filter_ipv6))
{
DLOG_ERR("bad value for --filter-l3\n");
exit_clean(1);
}
break;
case 54: /* filter-tcp */
case 55: /* filter-tcp */
if (!parse_pf_list(optarg,&dp->pf_tcp))
{
DLOG_ERR("Invalid port filter : %s\n",optarg);
@ -1822,7 +1838,7 @@ int main(int argc, char **argv)
if (!port_filters_deny_if_empty(&dp->pf_udp))
exit_clean(1);
break;
case 55: /* filter-udp */
case 56: /* filter-udp */
if (!parse_pf_list(optarg,&dp->pf_udp))
{
DLOG_ERR("Invalid port filter : %s\n",optarg);
@ -1832,21 +1848,21 @@ int main(int argc, char **argv)
if (!port_filters_deny_if_empty(&dp->pf_tcp))
exit_clean(1);
break;
case 56: /* filter-l7 */
case 57: /* filter-l7 */
if (!parse_l7_list(optarg,&dp->filter_l7))
{
DLOG_ERR("Invalid l7 filter : %s\n",optarg);
exit_clean(1);
}
break;
case 57: /* ipset */
case 58: /* ipset */
if (!RegisterIpset(dp, false, optarg))
{
DLOG_ERR("failed to register ipset '%s'\n", optarg);
exit_clean(1);
}
break;
case 58: /* ipset-exclude */
case 59: /* ipset-exclude */
if (!RegisterIpset(dp, true, optarg))
{
DLOG_ERR("failed to register ipset '%s'\n", optarg);
@ -1857,28 +1873,28 @@ int main(int argc, char **argv)
#ifdef __linux__
case 59: /* bind-fix4 */
case 60: /* bind-fix4 */
params.bind_fix4 = true;
break;
case 60: /* bind-fix6 */
case 61: /* bind-fix6 */
params.bind_fix6 = true;
break;
#elif defined(__CYGWIN__)
case 59: /* wf-iface */
case 60: /* wf-iface */
if (!sscanf(optarg,"%u.%u",&IfIdx,&SubIfIdx))
{
DLOG_ERR("bad value for --wf-iface\n");
exit_clean(1);
}
break;
case 60: /* wf-l3 */
case 61: /* wf-l3 */
if (!wf_make_l3(optarg,&wf_ipv4,&wf_ipv6))
{
DLOG_ERR("bad value for --wf-l3\n");
exit_clean(1);
}
break;
case 61: /* wf-tcp */
case 62: /* wf-tcp */
hash_wf_tcp=hash_jen(optarg,strlen(optarg));
if (!wf_make_pf(optarg,"tcp","SrcPort",wf_pf_tcp_src,sizeof(wf_pf_tcp_src)) ||
!wf_make_pf(optarg,"tcp","DstPort",wf_pf_tcp_dst,sizeof(wf_pf_tcp_dst)))
@ -1887,7 +1903,7 @@ int main(int argc, char **argv)
exit_clean(1);
}
break;
case 62: /* wf-udp */
case 63: /* wf-udp */
hash_wf_udp=hash_jen(optarg,strlen(optarg));
if (!wf_make_pf(optarg,"udp","SrcPort",wf_pf_udp_src,sizeof(wf_pf_udp_src)) ||
!wf_make_pf(optarg,"udp","DstPort",wf_pf_udp_dst,sizeof(wf_pf_udp_dst)))
@ -1896,7 +1912,7 @@ int main(int argc, char **argv)
exit_clean(1);
}
break;
case 63: /* wf-raw */
case 64: /* wf-raw */
hash_wf_raw=hash_jen(optarg,strlen(optarg));
if (optarg[0]=='@')
{
@ -1910,11 +1926,11 @@ int main(int argc, char **argv)
windivert_filter[sizeof(windivert_filter) - 1] = '\0';
}
break;
case 64: /* wf-save */
case 65: /* wf-save */
strncpy(wf_save_file, optarg, sizeof(wf_save_file));
wf_save_file[sizeof(wf_save_file) - 1] = '\0';
break;
case 65: /* ssid-filter */
case 66: /* ssid-filter */
hash_ssid_filter=hash_jen(optarg,strlen(optarg));
{
char *e,*p = optarg;
@ -1932,7 +1948,7 @@ int main(int argc, char **argv)
}
}
break;
case 66: /* nlm-filter */
case 67: /* nlm-filter */
hash_nlm_filter=hash_jen(optarg,strlen(optarg));
{
char *e,*p = optarg;
@ -1950,7 +1966,7 @@ int main(int argc, char **argv)
}
}
break;
case 67: /* nlm-list */
case 68: /* nlm-list */
if (!nlm_list(optarg && !strcmp(optarg,"all")))
{
DLOG_ERR("could not get list of NLM networks\n");
@ -1961,6 +1977,12 @@ int main(int argc, char **argv)
#endif
}
}
if (bSkip)
{
dp_entry_destroy(dpl);
LIST_REMOVE(dpl,next);
desync_profile_count--;
}
// do not need args from file anymore
#if !defined( __OpenBSD__) && !defined(__ANDROID__)

View File

@ -170,45 +170,49 @@ void hexdump_limited_dlog(const uint8_t *data, size_t size, size_t limit)
if (bcut) DLOG(" ...");
}
void dp_init(struct desync_profile *dp)
{
LIST_INIT(&dp->hl_collection);
LIST_INIT(&dp->hl_collection_exclude);
LIST_INIT(&dp->ips_collection);
LIST_INIT(&dp->ips_collection_exclude);
LIST_INIT(&dp->pf_tcp);
LIST_INIT(&dp->pf_udp);
memcpy(dp->hostspell, "host", 4); // default hostspell
dp->desync_skip_nosni = true;
dp->desync_ipfrag_pos_udp = IPFRAG_UDP_DEFAULT;
dp->desync_ipfrag_pos_tcp = IPFRAG_TCP_DEFAULT;
dp->desync_repeats = 1;
dp->fake_tls_size = sizeof(fake_tls_clienthello_default);
memcpy(dp->fake_tls,fake_tls_clienthello_default,dp->fake_tls_size);
randomize_default_tls_payload(dp->fake_tls);
dp->fake_http_size = strlen(fake_http_request_default);
memcpy(dp->fake_http,fake_http_request_default,dp->fake_http_size);
dp->fake_quic_size = 620; // must be 601+ for TSPU hack
dp->fake_quic[0] = 0x40; // russian TSPU QUIC short header fake
dp->fake_wg_size = 64;
dp->fake_dht_size = 64;
dp->fake_unknown_size = 256;
dp->fake_syndata_size = 16;
dp->fake_unknown_udp_size = 64;
dp->wscale=-1; // default - dont change scale factor (client)
dp->desync_ttl6 = 0xFF; // unused
dp->desync_badseq_increment = BADSEQ_INCREMENT_DEFAULT;
dp->desync_badseq_ack_increment = BADSEQ_ACK_INCREMENT_DEFAULT;
dp->wssize_cutoff_mode = dp->desync_start_mode = dp->desync_cutoff_mode = 'n'; // packet number by default
dp->udplen_increment = UDPLEN_INCREMENT_DEFAULT;
dp->hostlist_auto_fail_threshold = HOSTLIST_AUTO_FAIL_THRESHOLD_DEFAULT;
dp->hostlist_auto_fail_time = HOSTLIST_AUTO_FAIL_TIME_DEFAULT;
dp->hostlist_auto_retrans_threshold = HOSTLIST_AUTO_RETRANS_THRESHOLD_DEFAULT;
dp->filter_ipv4 = dp->filter_ipv6 = true;
}
struct desync_profile_list *dp_list_add(struct desync_profile_list_head *head)
{
struct desync_profile_list *entry = calloc(1,sizeof(struct desync_profile_list));
if (!entry) return NULL;
LIST_INIT(&entry->dp.hl_collection);
LIST_INIT(&entry->dp.hl_collection_exclude);
LIST_INIT(&entry->dp.ips_collection);
LIST_INIT(&entry->dp.ips_collection_exclude);
LIST_INIT(&entry->dp.pf_tcp);
LIST_INIT(&entry->dp.pf_udp);
memcpy(entry->dp.hostspell, "host", 4); // default hostspell
entry->dp.desync_skip_nosni = true;
entry->dp.desync_ipfrag_pos_udp = IPFRAG_UDP_DEFAULT;
entry->dp.desync_ipfrag_pos_tcp = IPFRAG_TCP_DEFAULT;
entry->dp.desync_repeats = 1;
entry->dp.fake_tls_size = sizeof(fake_tls_clienthello_default);
memcpy(entry->dp.fake_tls,fake_tls_clienthello_default,entry->dp.fake_tls_size);
randomize_default_tls_payload(entry->dp.fake_tls);
entry->dp.fake_http_size = strlen(fake_http_request_default);
memcpy(entry->dp.fake_http,fake_http_request_default,entry->dp.fake_http_size);
entry->dp.fake_quic_size = 620; // must be 601+ for TSPU hack
entry->dp.fake_quic[0] = 0x40; // russian TSPU QUIC short header fake
entry->dp.fake_wg_size = 64;
entry->dp.fake_dht_size = 64;
entry->dp.fake_unknown_size = 256;
entry->dp.fake_syndata_size = 16;
entry->dp.fake_unknown_udp_size = 64;
entry->dp.wscale=-1; // default - dont change scale factor (client)
entry->dp.desync_ttl6 = 0xFF; // unused
entry->dp.desync_badseq_increment = BADSEQ_INCREMENT_DEFAULT;
entry->dp.desync_badseq_ack_increment = BADSEQ_ACK_INCREMENT_DEFAULT;
entry->dp.wssize_cutoff_mode = entry->dp.desync_start_mode = entry->dp.desync_cutoff_mode = 'n'; // packet number by default
entry->dp.udplen_increment = UDPLEN_INCREMENT_DEFAULT;
entry->dp.hostlist_auto_fail_threshold = HOSTLIST_AUTO_FAIL_THRESHOLD_DEFAULT;
entry->dp.hostlist_auto_fail_time = HOSTLIST_AUTO_FAIL_TIME_DEFAULT;
entry->dp.hostlist_auto_retrans_threshold = HOSTLIST_AUTO_RETRANS_THRESHOLD_DEFAULT;
entry->dp.filter_ipv4 = entry->dp.filter_ipv6 = true;
dp_init(&entry->dp);
// add to the tail
struct desync_profile_list *dpn,*dpl=LIST_FIRST(&params.desync_profiles);
@ -222,15 +226,24 @@ struct desync_profile_list *dp_list_add(struct desync_profile_list_head *head)
return entry;
}
static void dp_entry_destroy(struct desync_profile_list *entry)
static void dp_clear_dynamic(struct desync_profile *dp)
{
hostlist_collection_destroy(&entry->dp.hl_collection);
hostlist_collection_destroy(&entry->dp.hl_collection_exclude);
ipset_collection_destroy(&entry->dp.ips_collection);
ipset_collection_destroy(&entry->dp.ips_collection_exclude);
port_filters_destroy(&entry->dp.pf_tcp);
port_filters_destroy(&entry->dp.pf_udp);
HostFailPoolDestroy(&entry->dp.hostlist_auto_fail_counters);
hostlist_collection_destroy(&dp->hl_collection);
hostlist_collection_destroy(&dp->hl_collection_exclude);
ipset_collection_destroy(&dp->ips_collection);
ipset_collection_destroy(&dp->ips_collection_exclude);
port_filters_destroy(&dp->pf_tcp);
port_filters_destroy(&dp->pf_udp);
HostFailPoolDestroy(&dp->hostlist_auto_fail_counters);
}
void dp_clear(struct desync_profile *dp)
{
dp_clear_dynamic(dp);
memset(dp,0,sizeof(*dp));
}
void dp_entry_destroy(struct desync_profile_list *entry)
{
dp_clear_dynamic(&entry->dp);
free(entry);
}
void dp_list_destroy(struct desync_profile_list_head *head)

View File

@ -99,8 +99,11 @@ struct desync_profile_list {
};
LIST_HEAD(desync_profile_list_head, desync_profile_list);
struct desync_profile_list *dp_list_add(struct desync_profile_list_head *head);
void dp_entry_destroy(struct desync_profile_list *entry);
void dp_list_destroy(struct desync_profile_list_head *head);
bool dp_list_have_autohostlist(struct desync_profile_list_head *head);
void dp_init(struct desync_profile *dp);
void dp_clear(struct desync_profile *dp);
struct params_s
{