Unverified Commit b9c7c61e authored by Alexander Færøy's avatar Alexander Færøy 🍍 Committed by teor
Browse files

Lowercase the BridgeDistribution value from torrc in descriptors.

This patch ensures that we always lowercase the BridgeDistribution from
torrc in descriptors before submitting it.

See: https://bugs.torproject.org/32753
parent 88723ad1
o Minor bugfixes (bridges):
- Lowercase the value of BridgeDistribution from torrc before adding it to
the descriptor. Fixes bug 32753; bugfix on 0.3.2.3-alpha.
......@@ -6839,7 +6839,7 @@ check_bridge_distribution_setting(const char *bd)
};
unsigned i;
for (i = 0; i < ARRAY_LENGTH(RECOGNIZED); ++i) {
if (!strcmp(bd, RECOGNIZED[i]))
if (!strcasecmp(bd, RECOGNIZED[i]))
return 0;
}
......
......@@ -2635,15 +2635,20 @@ router_dump_router_to_string(routerinfo_t *router,
}
if (options->BridgeRelay) {
const char *bd;
char *bd = NULL;
if (options->BridgeDistribution && strlen(options->BridgeDistribution)) {
bd = options->BridgeDistribution;
bd = tor_strdup(options->BridgeDistribution);
} else {
bd = "any";
bd = tor_strdup("any");
}
if (strchr(bd, '\n') || strchr(bd, '\r'))
bd = escaped(bd);
// Make sure our value is lowercased in the descriptor instead of just
// forwarding what the user wrote in their torrc directly.
tor_strlower(bd);
smartlist_add_asprintf(chunks, "bridge-distribution-request %s\n", bd);
tor_free(bd);
}
if (router->onion_curve25519_pkey) {
......
......@@ -5620,11 +5620,27 @@ test_config_check_bridge_distribution_setting_not_a_bridge(void *arg)
static void
test_config_check_bridge_distribution_setting_valid(void *arg)
{
int ret = check_bridge_distribution_setting("https");
(void)arg;
tt_int_op(ret, OP_EQ, 0);
// Check all the possible values we support right now.
tt_int_op(check_bridge_distribution_setting("none"), OP_EQ, 0);
tt_int_op(check_bridge_distribution_setting("any"), OP_EQ, 0);
tt_int_op(check_bridge_distribution_setting("https"), OP_EQ, 0);
tt_int_op(check_bridge_distribution_setting("email"), OP_EQ, 0);
tt_int_op(check_bridge_distribution_setting("moat"), OP_EQ, 0);
// Check all the possible values we support right now with weird casing.
tt_int_op(check_bridge_distribution_setting("NoNe"), OP_EQ, 0);
tt_int_op(check_bridge_distribution_setting("anY"), OP_EQ, 0);
tt_int_op(check_bridge_distribution_setting("hTTps"), OP_EQ, 0);
tt_int_op(check_bridge_distribution_setting("emAIl"), OP_EQ, 0);
tt_int_op(check_bridge_distribution_setting("moAt"), OP_EQ, 0);
// Invalid values.
tt_int_op(check_bridge_distribution_setting("x\rx"), OP_EQ, -1);
tt_int_op(check_bridge_distribution_setting("x\nx"), OP_EQ, -1);
tt_int_op(check_bridge_distribution_setting("\t\t\t"), OP_EQ, -1);
done:
return;
}
......
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