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[tor-commits] [tor/master] Merge branch 'maint-0.3.2' into maint-0.3.3
commit f7eff2f8c53dacb7c375bbe6bc9cced95103307d
Merge: d489e4847 d01abb934
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date: Thu Mar 1 16:10:43 2018 -0500
Merge branch 'maint-0.3.2' into maint-0.3.3
changes/bug25249 | 3 +
changes/bug25249.2 | 3 +
changes/trove-2018-001.1 | 6 ++
changes/trove-2018-004 | 8 +++
src/or/protover.c | 35 ++++++++--
src/test/test_protover.c | 171 +++++++++++++++++++++++++++++++++++++++++++++++
6 files changed, 220 insertions(+), 6 deletions(-)
diff --cc src/test/test_protover.c
index d3d146256,9b94044b9..c343e9957
--- a/src/test/test_protover.c
+++ b/src/test/test_protover.c
@@@ -199,208 -276,82 +292,285 @@@ test_protover_all_supported(void *arg
}
static void
+test_protover_list_supports_protocol_returns_true(void *arg)
+{
+ (void)arg;
+
+ const char *protocols = "Link=1";
+ int is_supported = protocol_list_supports_protocol(protocols, PRT_LINK, 1);
+ tt_int_op(is_supported, OP_EQ, 1);
+
+ done:
+ ;
+}
+
+static void
+test_protover_list_supports_protocol_for_unsupported_returns_false(void *arg)
+{
+ (void)arg;
+
+ const char *protocols = "Link=1";
+ int is_supported = protocol_list_supports_protocol(protocols, PRT_LINK, 10);
+ tt_int_op(is_supported, OP_EQ, 0);
+
+ done:
+ ;
+}
+
+static void
+test_protover_supports_version(void *arg)
+{
+ (void)arg;
+
+ tt_assert(protocol_list_supports_protocol("Link=3-6", PRT_LINK, 3));
+ tt_assert(protocol_list_supports_protocol("Link=3-6", PRT_LINK, 6));
+ tt_assert(!protocol_list_supports_protocol("Link=3-6", PRT_LINK, 7));
+ tt_assert(!protocol_list_supports_protocol("Link=3-6", PRT_LINKAUTH, 3));
+
+ tt_assert(!protocol_list_supports_protocol("Link=4-6 LinkAuth=3",
+ PRT_LINKAUTH, 2));
+ tt_assert(protocol_list_supports_protocol("Link=4-6 LinkAuth=3",
+ PRT_LINKAUTH, 3));
+ tt_assert(!protocol_list_supports_protocol("Link=4-6 LinkAuth=3",
+ PRT_LINKAUTH, 4));
+ tt_assert(!protocol_list_supports_protocol_or_later("Link=4-6 LinkAuth=3",
+ PRT_LINKAUTH, 4));
+ tt_assert(protocol_list_supports_protocol_or_later("Link=4-6 LinkAuth=3",
+ PRT_LINKAUTH, 3));
+ tt_assert(protocol_list_supports_protocol_or_later("Link=4-6 LinkAuth=3",
+ PRT_LINKAUTH, 2));
+
+ tt_assert(!protocol_list_supports_protocol_or_later("Link=4-6 LinkAuth=3",
+ PRT_DESC, 2));
+ done:
+ ;
+}
+
+/* This could be MAX_PROTOCOLS_TO_EXPAND, but that's not exposed by protover */
+#define MAX_PROTOCOLS_TO_TEST 1024
+
+/* LinkAuth and Relay protocol versions.
+ * Hard-coded here, because they are not in the code, or not exposed in the
+ * headers. */
+#define PROTOVER_LINKAUTH_V1 1
+#define PROTOVER_LINKAUTH_V3 3
+
+#define PROTOVER_RELAY_V1 1
+#define PROTOVER_RELAY_V2 2
+
+/* Highest supported HSv2 introduce protocol version.
+ * Hard-coded here, because it does not appear anywhere in the code.
+ * It's not clear if we actually support version 2, see #25068. */
+#define PROTOVER_HSINTRO_V2 3
+
+/* HSv2 Rend and HSDir protocol versions.
+ * Hard-coded here, because they do not appear anywhere in the code. */
+#define PROTOVER_HS_RENDEZVOUS_POINT_V2 1
+#define PROTOVER_HSDIR_V2 1
+
+/* DirCache, Desc, Microdesc, and Cons protocol versions.
+ * Hard-coded here, because they do not appear anywhere in the code. */
+#define PROTOVER_DIRCACHE_V1 1
+#define PROTOVER_DIRCACHE_V2 2
+
+#define PROTOVER_DESC_V1 1
+#define PROTOVER_DESC_V2 2
+
+#define PROTOVER_MICRODESC_V1 1
+#define PROTOVER_MICRODESC_V2 2
+
+#define PROTOVER_CONS_V1 1
+#define PROTOVER_CONS_V2 2
+
+/* Make sure we haven't forgotten any supported protocols */
+static void
+test_protover_supported_protocols(void *arg)
+{
+ (void)arg;
+
+ const char *supported_protocols = protover_get_supported_protocols();
+
+ /* Test for new Link in the code, that hasn't been added to supported
+ * protocols */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_LINK,
+ MAX_LINK_PROTO));
+ for (uint16_t i = 0; i < MAX_PROTOCOLS_TO_TEST; i++) {
+ if (is_or_protocol_version_known(i)) {
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_LINK,
+ i));
+ }
+ }
+
+ /* Legacy LinkAuth does not appear anywhere in the code. */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_LINKAUTH,
+ PROTOVER_LINKAUTH_V1));
+ /* Latest LinkAuth is not exposed in the headers. */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_LINKAUTH,
+ PROTOVER_LINKAUTH_V3));
+ /* Is there any way to test for new LinkAuth? */
+
+ /* Relay protovers do not appear anywhere in the code. */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_RELAY,
+ PROTOVER_RELAY_V1));
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_RELAY,
+ PROTOVER_RELAY_V2));
+ /* Is there any way to test for new Relay? */
+
+ /* We could test legacy HSIntro by calling rend_service_update_descriptor(),
+ * and checking the protocols field. But that's unlikely to change, so
+ * we just use a hard-coded value. */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_HSINTRO,
+ PROTOVER_HSINTRO_V2));
+ /* Test for HSv3 HSIntro */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_HSINTRO,
+ PROTOVER_HS_INTRO_V3));
+ /* Is there any way to test for new HSIntro? */
+
+ /* Legacy HSRend does not appear anywhere in the code. */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_HSREND,
+ PROTOVER_HS_RENDEZVOUS_POINT_V2));
+ /* Test for HSv3 HSRend */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_HSREND,
+ PROTOVER_HS_RENDEZVOUS_POINT_V3));
+ /* Is there any way to test for new HSRend? */
+
+ /* Legacy HSDir does not appear anywhere in the code. */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_HSDIR,
+ PROTOVER_HSDIR_V2));
+ /* Test for HSv3 HSDir */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_HSDIR,
+ PROTOVER_HSDIR_V3));
+ /* Is there any way to test for new HSDir? */
+
+ /* No DirCache versions appear anywhere in the code. */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_DIRCACHE,
+ PROTOVER_DIRCACHE_V1));
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_DIRCACHE,
+ PROTOVER_DIRCACHE_V2));
+ /* Is there any way to test for new DirCache? */
+
+ /* No Desc versions appear anywhere in the code. */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_DESC,
+ PROTOVER_DESC_V1));
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_DESC,
+ PROTOVER_DESC_V2));
+ /* Is there any way to test for new Desc? */
+
+ /* No Microdesc versions appear anywhere in the code. */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_MICRODESC,
+ PROTOVER_MICRODESC_V1));
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_MICRODESC,
+ PROTOVER_MICRODESC_V2));
+ /* Is there any way to test for new Microdesc? */
+
+ /* No Cons versions appear anywhere in the code. */
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_CONS,
+ PROTOVER_CONS_V1));
+ tt_assert(protocol_list_supports_protocol(supported_protocols,
+ PRT_CONS,
+ PROTOVER_CONS_V2));
+ /* Is there any way to test for new Cons? */
+
+ done:
+ ;
+}
+
++static void
+ test_protover_vote_roundtrip(void *args)
+ {
+ (void) args;
+ static const struct {
+ const char *input;
+ const char *expected_output;
+ } examples[] = {
+ { "Fkrkljdsf", NULL },
+ { "Zn=4294967295", NULL },
+ { "Zn=4294967295-1", NULL },
+ { "Zn=4294967293-4294967295", NULL },
+ /* Will fail because of 4294967295. */
+ { "Foo=1,3 Bar=3 Baz= Quux=9-12,14,15-16,900 Zn=0,4294967295",
+ NULL },
+ { "Foo=1,3 Bar=3 Baz= Quux=9-12,14,15-16,900 Zn=0,4294967294",
+ "Bar=3 Foo=1,3 Quux=9-12,14-16,900 Zn=0,4294967294" },
+ { "Zu16=0,65536", "Zu16=0,65536" },
+ { "N-1=1,2", "N-1=1-2" },
+ { "-1=4294967295", NULL },
+ { "-1=3", "-1=3" },
+ /* junk. */
+ { "!!3@*", NULL },
+ /* Missing equals sign */
+ { "Link=4 Haprauxymatyve Desc=9", NULL },
+ { "Link=4 Haprauxymatyve=7 Desc=9",
+ "Desc=9 Haprauxymatyve=7 Link=4" },
+ { "=10-11", NULL },
+ { "X=10-11", "X=10-11" },
+ { "Link=4 =3 Desc=9", NULL },
+ { "Link=4 Z=3 Desc=9", "Desc=9 Link=4 Z=3" },
+ { "Link=fred", NULL },
+ { "Link=1,fred", NULL },
+ { "Link=1,fred,3", NULL },
+ { "Link=1,9-8,3", NULL },
+ { "Faux=-0", NULL },
+ { "Faux=0--0", NULL },
+ // "These fail at the splitting stage in Rust, but the number parsing
+ // stage in C."
+ { "Faux=-1", NULL },
+ { "Faux=-1-3", NULL },
+ { "Faux=1--1", NULL },
+ /* Large integers */
+ { "Link=4294967296", NULL },
+ /* Large range */
+ { "Sleen=1-501", "Sleen=1-501" },
+ { "Sleen=1-65537", NULL },
+ /* CPU/RAM DoS Loop: Rust only. */
+ { "Sleen=0-2147483648", NULL },
+ /* Rust seems to experience an internal error here. */
+ { "Sleen=0-4294967295", NULL },
+ };
+ unsigned u;
+ smartlist_t *votes = smartlist_new();
+ char *result = NULL;
+
+ for (u = 0; u < ARRAY_LENGTH(examples); ++u) {
+ const char *input = examples[u].input;
+ const char *expected_output = examples[u].expected_output;
+
+ smartlist_add(votes, (void*)input);
+ result = protover_compute_vote(votes, 1);
+ if (expected_output != NULL) {
+ tt_str_op(result, OP_EQ, expected_output);
+ } else {
+ tt_str_op(result, OP_EQ, "");
+ }
+
+ smartlist_clear(votes);
+ tor_free(result);
+ }
+
+ done:
+ smartlist_free(votes);
+ tor_free(result);
+ }
+
#define PV_TEST(name, flags) \
{ #name, test_protover_ ##name, (flags), NULL, NULL }
@@@ -409,10 -360,7 +579,11 @@@ struct testcase_t protover_tests[] =
PV_TEST(parse_fail, 0),
PV_TEST(vote, 0),
PV_TEST(all_supported, 0),
+ PV_TEST(list_supports_protocol_for_unsupported_returns_false, 0),
+ PV_TEST(list_supports_protocol_returns_true, 0),
+ PV_TEST(supports_version, 0),
+ PV_TEST(supported_protocols, 0),
+ PV_TEST(vote_roundtrip, 0),
END_OF_TESTCASES
};
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