tpws: --skip

This commit is contained in:
bol-van 2024-11-23 12:17:49 +03:00
parent 4856be4ef1
commit 1779cfad30
4 changed files with 85 additions and 47 deletions

View File

@ -155,22 +155,26 @@ void hexdump_limited_dlog(const uint8_t *data, size_t size, size_t limit)
if (bcut) VPRINT(" ...");
}
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);
dp->filter_ipv4 = dp->filter_ipv6 = true;
memcpy(dp->hostspell, "host", 4); // default hostspell
dp->hostlist_auto_fail_threshold = HOSTLIST_AUTO_FAIL_THRESHOLD_DEFAULT;
dp->hostlist_auto_fail_time = HOSTLIST_AUTO_FAIL_TIME_DEFAULT;
}
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);
entry->dp.filter_ipv4 = entry->dp.filter_ipv6 = true;
memcpy(entry->dp.hostspell, "host", 4); // default hostspell
entry->dp.hostlist_auto_fail_threshold = HOSTLIST_AUTO_FAIL_THRESHOLD_DEFAULT;
entry->dp.hostlist_auto_fail_time = HOSTLIST_AUTO_FAIL_TIME_DEFAULT;
dp_init(&entry->dp);
// add to the tail
struct desync_profile_list *dpn,*dpl=LIST_FIRST(&params.desync_profiles);
@ -184,14 +188,23 @@ 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);
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);
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

@ -83,7 +83,10 @@ 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);
void dp_init(struct desync_profile *dp);
void dp_clear(struct desync_profile *dp);
struct params_s
{

View File

@ -177,6 +177,7 @@ static void exithelp(void)
" --debug-level=0|1|2\t\t\t; specify debug level\n"
"\nMULTI-STRATEGY:\n"
" --new\t\t\t\t\t; begin new strategy\n"
" --skip\t\t\t\t\t; do not use this strategy\n"
" --filter-l3=ipv4|ipv6\t\t\t; L3 protocol filter. multiple comma separated values allowed.\n"
" --filter-tcp=[~]port1[-port2]|*\t; TCP port filter. ~ means negation. multiple comma separated values allowed.\n"
" --filter-l7=[http|tls|unknown]\t\t; L6-L7 protocol filter. multiple comma separated values allowed.\n"
@ -524,6 +525,7 @@ void parse_params(int argc, char *argv[])
{
int option_index = 0;
int v, i;
bool bSkip=false;
memset(&params, 0, sizeof(params));
params.maxconn = DEFAULT_MAX_CONN;
@ -630,24 +632,25 @@ void parse_params(int argc, char *argv[])
{ "connect-bind-addr",required_argument,0,0 },// optidx=55
{ "new",no_argument,0,0 }, // optidx=56
{ "filter-l3",required_argument,0,0 }, // optidx=57
{ "filter-tcp",required_argument,0,0 }, // optidx=58
{ "filter-l7",required_argument,0,0 }, // optidx=59
{ "ipset",required_argument,0,0 }, // optidx=60
{ "ipset-exclude",required_argument,0,0 }, // optidx=61
{ "skip",no_argument,0,0 }, // optidx=57
{ "filter-l3",required_argument,0,0 }, // optidx=58
{ "filter-tcp",required_argument,0,0 }, // optidx=59
{ "filter-l7",required_argument,0,0 }, // optidx=60
{ "ipset",required_argument,0,0 }, // optidx=61
{ "ipset-exclude",required_argument,0,0 }, // optidx=62
#if defined(__FreeBSD__)
{ "enable-pf",no_argument,0,0 },// optidx=62
#elif defined(__APPLE__)
{ "local-tcp-user-timeout",required_argument,0,0 }, // optidx=62
{ "remote-tcp-user-timeout",required_argument,0,0 }, // optidx=63
{ "local-tcp-user-timeout",required_argument,0,0 }, // optidx=63
{ "remote-tcp-user-timeout",required_argument,0,0 }, // optidx=64
#elif defined(__linux__)
{ "local-tcp-user-timeout",required_argument,0,0 }, // optidx=62
{ "remote-tcp-user-timeout",required_argument,0,0 }, // optidx=63
{ "mss",required_argument,0,0 }, // optidx=64
{ "fix-seg",optional_argument,0,0 }, // optidx=65
{ "local-tcp-user-timeout",required_argument,0,0 }, // optidx=63
{ "remote-tcp-user-timeout",required_argument,0,0 }, // optidx=64
{ "mss",required_argument,0,0 }, // optidx=65
{ "fix-seg",optional_argument,0,0 }, // optidx=66
#ifdef SPLICE_PRESENT
{ "nosplice",no_argument,0,0 }, // optidx=66
{ "nosplice",no_argument,0,0 }, // optidx=67
#endif
#endif
{ "hostlist-auto-retrans-threshold",optional_argument,0,0}, // ignored. for nfqws command line compatibility
@ -1160,6 +1163,15 @@ void parse_params(int argc, char *argv[])
case 56: /* 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");
@ -1167,29 +1179,33 @@ void parse_params(int argc, char *argv[])
}
dp = &dpl->dp;
dp->n = ++desync_profile_count;
}
break;
case 57: /* filter-l3 */
case 57: /* skip */
bSkip = true;
break;
case 58: /* 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 58: /* filter-tcp */
case 59: /* filter-tcp */
if (!parse_pf_list(optarg,&dp->pf_tcp))
{
DLOG_ERR("Invalid port filter : %s\n",optarg);
exit_clean(1);
}
break;
case 59: /* filter-l7 */
case 60: /* filter-l7 */
if (!parse_l7_list(optarg,&dp->filter_l7))
{
DLOG_ERR("Invalid l7 filter : %s\n",optarg);
exit_clean(1);
}
break;
case 60: /* ipset */
case 61: /* ipset */
if (!RegisterIpset(dp, false, optarg))
{
DLOG_ERR("failed to register ipset '%s'\n", optarg);
@ -1197,7 +1213,7 @@ void parse_params(int argc, char *argv[])
}
params.tamper = true;
break;
case 61: /* ipset-exclude */
case 62: /* ipset-exclude */
if (!RegisterIpset(dp, true, optarg))
{
DLOG_ERR("failed to register ipset '%s'\n", optarg);
@ -1207,11 +1223,11 @@ void parse_params(int argc, char *argv[])
break;
#if defined(__FreeBSD__)
case 62: /* enable-pf */
case 63: /* enable-pf */
params.pf_enable = true;
break;
#elif defined(__linux__) || defined(__APPLE__)
case 62: /* local-tcp-user-timeout */
case 63: /* local-tcp-user-timeout */
params.tcp_user_timeout_local = atoi(optarg);
if (params.tcp_user_timeout_local<0 || params.tcp_user_timeout_local>86400)
{
@ -1219,7 +1235,7 @@ void parse_params(int argc, char *argv[])
exit_clean(1);
}
break;
case 63: /* remote-tcp-user-timeout */
case 64: /* remote-tcp-user-timeout */
params.tcp_user_timeout_remote = atoi(optarg);
if (params.tcp_user_timeout_remote<0 || params.tcp_user_timeout_remote>86400)
{
@ -1230,7 +1246,7 @@ void parse_params(int argc, char *argv[])
#endif
#if defined(__linux__)
case 64: /* mss */
case 65: /* mss */
// this option does not work in any BSD and MacOS. OS may accept but it changes nothing
dp->mss = atoi(optarg);
if (dp->mss<88 || dp->mss>32767)
@ -1239,7 +1255,7 @@ void parse_params(int argc, char *argv[])
exit_clean(1);
}
break;
case 65: /* fix-seg */
case 66: /* fix-seg */
if (!params.fix_seg_avail)
{
DLOG_ERR("--fix-seg is supported since kernel 4.6\n");
@ -1259,13 +1275,20 @@ void parse_params(int argc, char *argv[])
params.fix_seg = FIX_SEG_DEFAULT_MAX_WAIT;
break;
#ifdef SPLICE_PRESENT
case 66: /* nosplice */
case 67: /* nosplice */
params.nosplice = true;
break;
#endif
#endif
}
}
if (bSkip)
{
dp_entry_destroy(dpl);
LIST_REMOVE(dpl,next);
desync_profile_count--;
}
if (!params.bind_wait_only && !params.port)
{
DLOG_ERR("Need port number\n");

View File

@ -485,7 +485,7 @@ static bool connect_remote_conn(tproxy_conn_t *conn)
apply_desync_profile(&conn->track, (struct sockaddr *)&conn->dest);
if (conn->track.dp)
if (conn->track.dp && conn->track.dp->mss)
{
mss = conn->track.dp->mss;
if (conn->track.dp->hostlist_auto)
@ -836,7 +836,6 @@ static bool proxy_mode_connect_remote(tproxy_conn_t *conn, struct tailhead *conn
return false;
}
if (!(conn->partner = new_conn(remote_fd, true)))
{
close(remote_fd);