diff options
| author | Alexander Færøy <ahf@torproject.org> | 2020-01-15 23:24:18 +0000 |
|---|---|---|
| committer | Alexander Færøy <ahf@torproject.org> | 2020-01-15 23:41:58 +0000 |
| commit | ca9a5390ff56cb809b2afa2645863ebd7b12262d (patch) | |
| tree | 8e034b0c61e97e1979e5bce11ed45418c362086a | |
| parent | 399ec3130be818825e01b5ab0c8a8aac1845b29c (diff) | |
| download | tor-ca9a5390ff56cb809b2afa2645863ebd7b12262d.tar.gz tor-ca9a5390ff56cb809b2afa2645863ebd7b12262d.zip | |
Don't escape the bridge distribution value.
We already check if there are invalid values in
check_bridge_distribution_setting() and reject the value if that is the
case. We can therefore only have strings of [A-Z] | [a-z] | [0-9] | '-'
| '_' here which is according to the directory specification.
See: https://bugs.torproject.org/32753
| -rw-r--r-- | changes/bug32753 | 3 | ||||
| -rw-r--r-- | src/feature/relay/router.c | 3 | ||||
| -rw-r--r-- | src/test/test_config.c | 22 |
3 files changed, 23 insertions, 5 deletions
diff --git a/changes/bug32753 b/changes/bug32753 new file mode 100644 index 0000000000..6f59c7729d --- /dev/null +++ b/changes/bug32753 @@ -0,0 +1,3 @@ + 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. diff --git a/src/feature/relay/router.c b/src/feature/relay/router.c index 2b86232279..e24e499971 100644 --- a/src/feature/relay/router.c +++ b/src/feature/relay/router.c @@ -2920,8 +2920,7 @@ router_dump_router_to_string(routerinfo_t *router, // forwarding what the user wrote in their torrc directly. tor_strlower(bd); - smartlist_add_asprintf(chunks, "bridge-distribution-request %s\n", - escaped(bd)); + smartlist_add_asprintf(chunks, "bridge-distribution-request %s\n", bd); tor_free(bd); } diff --git a/src/test/test_config.c b/src/test/test_config.c index 1d152ca971..bb24e9a354 100644 --- a/src/test/test_config.c +++ b/src/test/test_config.c @@ -5711,11 +5711,27 @@ 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; } |