Refactor socks unit tests into a suite of their own

This commit is contained in:
Nick Mathewson 2011-06-29 17:30:55 -04:00
parent ee42fe8fbb
commit 5d43a15720

View File

@ -197,14 +197,59 @@ free_pregenerated_keys(void)
}
}
/** Helper: Perform supported SOCKS 4 commands */
static void
test_buffers_socks4_unsupported_commands_helper(const char *cp, buf_t *buf,
socks_request_t *socks)
typedef struct socks_test_data_t {
socks_request_t *req;
buf_t *buf;
} socks_test_data_t;
static void *
socks_test_setup(const struct testcase_t *testcase)
{
socks_test_data_t *data = tor_malloc(sizeof(socks_test_data_t));
(void)testcase;
data->buf = buf_new_with_capacity(256);
data->req = socks_request_new();
config_register_addressmaps(get_options());
return data;
}
static int
socks_test_cleanup(const struct testcase_t *testcase, void *ptr)
{
socks_test_data_t *data = ptr;
(void)testcase;
buf_free(data->buf);
socks_request_free(data->req);
tor_free(data);
return 1;
}
const struct testcase_setup_t socks_setup = {
socks_test_setup, socks_test_cleanup
};
#define SOCKS_TEST_INIT() \
socks_test_data_t *testdata = ptr; \
buf_t *buf = testdata->buf; \
socks_request_t *socks = testdata->req;
#define ADD_DATA(buf, s) \
write_to_buf(s, sizeof(s)-1, buf)
static void
socks_request_clear(socks_request_t *socks)
{
tor_free(socks->username);
tor_free(socks->password);
memset(socks, 0, sizeof(socks_request_t));
}
/** Perform unsupported SOCKS 4 commands */
static void
test_socks_4_unsupported_commands(void *ptr)
{
SOCKS_TEST_INIT();
/* SOCKS 4 Send BIND [02] to IP address 2.2.2.2:4369 */
cp = "\x04\x02\x11\x11\x02\x02\x02\x02\x00";
write_to_buf(cp, 9, buf);
ADD_DATA(buf, "\x04\x02\x11\x11\x02\x02\x02\x02\x00");
test_assert(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks) == -1);
test_eq(4, socks->socks_version);
@ -214,138 +259,186 @@ test_buffers_socks4_unsupported_commands_helper(const char *cp, buf_t *buf,
;
}
/** Helper: Perform supported SOCKS 4 commands */
/** Perform supported SOCKS 4 commands */
static void
test_buffers_socks4_supported_commands_helper(const char *cp, buf_t *buf,
socks_request_t *socks)
test_socks_4_supported_commands(void *ptr)
{
/* SOCKS 4 Send CONNECT [01] to IP address 2.2.2.2:4369 */
cp = "\x04\x01\x11\x11\x02\x02\x02\x02\x00";
write_to_buf(cp, 9, buf);
SOCKS_TEST_INIT();
test_eq(0, buf_datalen(buf));
/* SOCKS 4 Send CONNECT [01] to IP address 2.2.2.2:4370 */
ADD_DATA(buf, "\x04\x01\x11\x12\x02\x02\x02\x03\x00");
test_assert(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks) == 1);
test_eq(4, socks->socks_version);
test_eq(0, socks->replylen); /* XXX: shouldn't tor reply? */
test_streq("2.2.2.2", socks->address);
test_eq(4369, socks->port);
test_eq(SOCKS_COMMAND_CONNECT, socks->command);
test_streq("2.2.2.3", socks->address);
test_eq(4370, socks->port);
test_assert(socks->got_auth == 0);
test_assert(! socks->username);
test_eq(0, buf_datalen(buf));
socks_request_clear(socks);
/* SOCKS 4 Send CONNECT [01] to IP address 2.2.2.2:4369 with userid*/
cp = "\x04\x01\x11\x11\x02\x02\x02\x02\x02me\x00";
write_to_buf(cp, 12, buf);
ADD_DATA(buf, "\x04\x01\x11\x12\x02\x02\x02\x04me\x00");
test_assert(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks) == 1);
test_eq(4, socks->socks_version);
test_eq(0, socks->replylen); /* XXX: shouldn't tor reply? */
test_streq("2.2.2.2", socks->address);
test_eq(4369, socks->port);
test_eq(SOCKS_COMMAND_CONNECT, socks->command);
test_streq("2.2.2.4", socks->address);
test_eq(4370, socks->port);
test_assert(socks->got_auth == 1);
test_assert(socks->username);
test_eq(2, socks->usernamelen);
test_memeq("me", socks->username, 2);
/* SOCKS 4a Send RESOLVE [F0] request for torproject.org:4369 */
cp = "\x04\xF0\x01\x01\x00\x00\x00\x02\x02me\x00tor.org\x00";
write_to_buf(cp, 20, buf);
test_eq(0, buf_datalen(buf));
socks_request_clear(socks);
/* SOCKS 4a Send RESOLVE [F0] request for torproject.org */
ADD_DATA(buf, "\x04\xF0\x01\x01\x00\x00\x00\x02me\x00torproject.org\x00");
test_assert(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks));
get_options()->SafeSocks) == 1);
test_eq(4, socks->socks_version);
test_eq(0, socks->replylen); /* XXX: shouldn't tor reply? */
test_streq("tor.org", socks->address);
test_streq("torproject.org", socks->address);
test_eq(0, buf_datalen(buf));
done:
;
}
/** Helper: Perform supported SOCKS 5 commands */
/** Perform unsupported SOCKS 5 commands */
static void
test_buffers_socks5_unsupported_commands_helper(const char *cp, buf_t *buf,
socks_request_t *socks)
test_socks_5_unsupported_commands(void *ptr)
{
SOCKS_TEST_INIT();
/* SOCKS 5 Send unsupported BIND [02] command */
cp = "\x05\x02\x00\x01\x02\x02\x02\x02\x01\x01";
write_to_buf(cp, 10, buf);
test_assert(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks) == -1);
ADD_DATA(buf, "\x05\x02\x00\x01");
test_eq(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks), 0);
test_eq(0, buf_datalen(buf));
test_eq(5, socks->socks_version);
test_eq(2, socks->replylen);
test_eq(5, socks->reply[0]);
test_eq(0, socks->reply[1]); /* XXX: shouldn't tor reply 'command
not supported' [07]? */
test_eq(0, socks->reply[1]);
ADD_DATA(buf, "\x05\x02\x00\x01\x02\x02\x02\x01\x01\x01");
test_eq(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks), -1);
/* XXX: shouldn't tor reply 'command not supported' [07]? */
buf_clear(buf);
socks_request_clear(socks);
/* SOCKS 5 Send unsupported UDP_ASSOCIATE [03] command */
cp = "\x05\x03\x00\x01\x02\x02\x02\x02\x01\x01";
write_to_buf(cp, 10, buf);
test_assert(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks) == -1);
ADD_DATA(buf, "\x05\x03\x00\x01\x02");
test_eq(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks), 0);
test_eq(5, socks->socks_version);
test_eq(2, socks->replylen);
test_eq(5, socks->reply[0]);
test_eq(0, socks->reply[1]); /* XXX: shouldn't tor reply 'command
not supported' [07]? */
test_eq(0, socks->reply[1]);
ADD_DATA(buf, "\x05\x03\x00\x01\x02\x02\x02\x01\x01\x01");
test_eq(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks), -1);
/* XXX: shouldn't tor reply 'command not supported' [07]? */
done:
;
}
/** Helper: Perform supported SOCKS 5 commands */
/** Perform supported SOCKS 5 commands */
static void
test_buffers_socks5_supported_commands_helper(const char *cp, buf_t *buf,
socks_request_t *socks)
test_socks_5_supported_commands(void *ptr)
{
SOCKS_TEST_INIT();
/* SOCKS 5 Send CONNECT [01] to IP address 2.2.2.2:4369 */
cp = "\x05\x01\x00\x01\x02\x02\x02\x02\x11\x11";
write_to_buf(cp, 10, buf);
test_assert(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks) == 1);
ADD_DATA(buf, "\x05\x01\x00");
test_eq(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks), 0);
test_eq(5, socks->socks_version);
test_eq(2, socks->replylen);
test_eq(5, socks->reply[0]);
test_eq(0, socks->reply[1]);
ADD_DATA(buf, "\x05\x01\x00\x01\x02\x02\x02\x02\x11\x11");
test_eq(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks), 1);
test_streq("2.2.2.2", socks->address);
test_eq(4369, socks->port);
test_eq(0, buf_datalen(buf));
socks_request_clear(socks);
/* SOCKS 5 Send CONNECT [01] to FQDN torproject.org:4369 */
cp = "\x05\x01\x00\x03\x07tor.org\x11\x11";
write_to_buf(cp, 14, buf);
test_assert(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks));
ADD_DATA(buf, "\x05\x01\x00");
ADD_DATA(buf, "\x05\x01\x00\x03\x0Etorproject.org\x11\x11");
test_eq(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks), 0);
test_eq(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks), 1);
test_eq(5, socks->socks_version);
test_eq(2, socks->replylen);
test_eq(5, socks->reply[0]);
test_eq(0, socks->reply[1]);
test_streq("tor.org", socks->address);
test_streq("torproject.org", socks->address);
test_eq(4369, socks->port);
/* SOCKS 5 Send RESOLVE [F0] request for torproject.org:4369 */
cp = "\x05\xF0\x00\x03\x07tor.org";
write_to_buf(cp, 14, buf);
test_assert(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks));
test_eq(5, socks->socks_version);
test_eq(2, socks->replylen);
test_eq(5, socks->reply[0]);
test_eq(0, socks->reply[1]);
test_streq("tor.org", socks->address);
test_eq(0, buf_datalen(buf));
socks_request_clear(socks);
/* SOCKS 5 Send RESOLVE_PTR [F1] for IP address 2.2.2.2 */
cp = "\x05\xF1\x00\x01\x02\x02\x02\x02";
write_to_buf(cp, 10, buf);
/* SOCKS 5 Send RESOLVE [F0] request for torproject.org:4369 */
ADD_DATA(buf, "\x05\x01\x00");
ADD_DATA(buf, "\x05\xF0\x00\x03\x0Etorproject.org\x01\x02");
test_assert(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks) == 0);
test_assert(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks) == 1);
test_eq(5, socks->socks_version);
test_eq(2, socks->replylen);
test_eq(5, socks->reply[0]);
test_eq(0, socks->reply[1]);
test_streq("2.2.2.2", socks->address);
test_streq("torproject.org", socks->address);
test_eq(0, buf_datalen(buf));
socks_request_clear(socks);
/* SOCKS 5 Send RESOLVE_PTR [F1] for IP address 2.2.2.5 */
ADD_DATA(buf, "\x05\x01\x00");
ADD_DATA(buf, "\x05\xF1\x00\x01\x02\x02\x02\x05\x01\x03");
test_assert(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks) == 0);
test_assert(fetch_from_buf_socks(buf, socks, get_options()->TestSocks,
get_options()->SafeSocks) == 1);
test_eq(5, socks->socks_version);
test_eq(2, socks->replylen);
test_eq(5, socks->reply[0]);
test_eq(0, socks->reply[1]);
test_streq("2.2.2.5", socks->address);
test_eq(0, buf_datalen(buf));
done:
;
}
/** Helper: Perform SOCKS 5 authentication */
/** Perform SOCKS 5 authentication */
static void
test_buffers_socks5_no_authenticate_helper(const char *cp, buf_t *buf,
socks_request_t *socks)
test_socks_5_no_authenticate(void *ptr)
{
SOCKS_TEST_INIT();
/*SOCKS 5 No Authentication */
cp = "\x05\x01\x00";
write_to_buf(cp, 3, buf);
ADD_DATA(buf,"\x05\x01\x00");
test_assert(!fetch_from_buf_socks(buf, socks,
get_options()->TestSocks,
get_options()->SafeSocks));
@ -353,9 +446,10 @@ test_buffers_socks5_no_authenticate_helper(const char *cp, buf_t *buf,
test_eq(5, socks->reply[0]);
test_eq(SOCKS_NO_AUTH, socks->reply[1]);
test_eq(0, buf_datalen(buf));
/*SOCKS 5 Send username/password anyway - pretend to be broken */
cp = "\x01\x02\x01\x01\x02\x01\x01";
write_to_buf(cp, 7, buf);
ADD_DATA(buf,"\x01\x02\x01\x01\x02\x01\x01");
test_assert(!fetch_from_buf_socks(buf, socks,
get_options()->TestSocks,
get_options()->SafeSocks));
@ -364,18 +458,25 @@ test_buffers_socks5_no_authenticate_helper(const char *cp, buf_t *buf,
test_eq(5, socks->reply[0]);
test_eq(0, socks->reply[1]);
test_eq(2, socks->usernamelen);
test_eq(2, socks->passwordlen);
test_memeq("\x01\x01", socks->username, 2);
test_memeq("\x01\x01", socks->password, 2);
done:
;
}
/** Helper: Perform SOCKS 5 authentication */
/** Perform SOCKS 5 authentication */
static void
test_buffers_socks5_authenticate_helper(const char *cp, buf_t *buf,
socks_request_t *socks)
test_socks_5_authenticate(void *ptr)
{
SOCKS_TEST_INIT();
/* SOCKS 5 Negotiate username/password authentication */
cp = "\x05\x01\x02";
write_to_buf(cp, 3, buf);
ADD_DATA(buf, "\x05\x01\x02");
test_assert(!fetch_from_buf_socks(buf, socks,
get_options()->TestSocks,
get_options()->SafeSocks));
@ -384,9 +485,10 @@ test_buffers_socks5_authenticate_helper(const char *cp, buf_t *buf,
test_eq(SOCKS_USER_PASS, socks->reply[1]);
test_eq(5, socks->socks_version);
test_eq(0, buf_datalen(buf));
/* SOCKS 5 Send username/password */
cp = "\x01\x02me\x02me";
write_to_buf(cp, 7, buf);
ADD_DATA(buf, "\x01\x02me\x08mypasswd");
test_assert(!fetch_from_buf_socks(buf, socks,
get_options()->TestSocks,
get_options()->SafeSocks));
@ -394,18 +496,26 @@ test_buffers_socks5_authenticate_helper(const char *cp, buf_t *buf,
test_eq(2, socks->replylen);
test_eq(5, socks->reply[0]);
test_eq(0, socks->reply[1]);
test_eq(2, socks->usernamelen);
test_eq(8, socks->passwordlen);
test_memeq("me", socks->username, 2);
test_memeq("mypasswd", socks->password, 8);
done:
;
}
/** Helper: Perform SOCKS 5 authentication and send data all in one go */
/** Perform SOCKS 5 authentication and send data all in one go */
static void
test_buffers_socks5_authenticate_with_data_helper(const char *cp, buf_t *buf,
socks_request_t *socks)
test_socks_5_authenticate_with_data(void *ptr)
{
SOCKS_TEST_INIT();
/* SOCKS 5 Negotiate username/password authentication */
cp = "\x05\x01\x02";
write_to_buf(cp, 3, buf);
ADD_DATA(buf, "\x05\x01\x02");
test_assert(!fetch_from_buf_socks(buf, socks,
get_options()->TestSocks,
get_options()->SafeSocks));
@ -414,10 +524,11 @@ test_buffers_socks5_authenticate_with_data_helper(const char *cp, buf_t *buf,
test_eq(SOCKS_USER_PASS, socks->reply[1]);
test_eq(5, socks->socks_version);
test_eq(0, buf_datalen(buf));
/* SOCKS 5 Send username/password */
/* SOCKS 5 Send CONNECT [01] to IP address 2.2.2.2:4369 */
cp = "\x01\x02me\x02me\x05\x01\x00\x01\x02\x02\x02\x02\x11\x11";
write_to_buf(cp, 17, buf);
ADD_DATA(buf, "\x01\x02me\x02me\x05\x01\x00\x01\x02\x02\x02\x02\x11\x11");
test_assert(!fetch_from_buf_socks(buf, socks,
get_options()->TestSocks,
get_options()->SafeSocks));
@ -434,18 +545,19 @@ test_buffers_socks5_authenticate_with_data_helper(const char *cp, buf_t *buf,
test_eq(0, socks->reply[1]);
test_streq("2.2.2.2", socks->address);
test_eq(4369, socks->port);
done:
;
}
/** Helper: Perform SOCKS 5 authentication before method negotiated */
/** Perform SOCKS 5 authentication before method negotiated */
static void
test_buffers_socks5_auth_before_negotiation_helper(const char *cp, buf_t *buf,
socks_request_t *socks)
test_socks_5_auth_before_negotiation(void *ptr)
{
SOCKS_TEST_INIT();
/* SOCKS 5 Send username/password */
cp = "\x01\x02me\x02me";
write_to_buf(cp, 7, buf);
ADD_DATA(buf, "\x01\x02me\x02me");
test_assert(fetch_from_buf_socks(buf, socks,
get_options()->TestSocks,
get_options()->SafeSocks) == -1);
@ -467,7 +579,6 @@ test_buffers(void)
buf_t *buf = NULL, *buf2 = NULL;
const char *cp;
socks_request_t *socks;
int j;
size_t r;
@ -625,59 +736,6 @@ test_buffers(void)
buf_free(buf);
buf = NULL;
/* Test fetch_from_buf_socks() */
buf = buf_new_with_capacity(256);
socks = socks_request_new();
config_register_addressmaps(get_options());
/* Sending auth credentials before we've negotiated a method */
test_buffers_socks5_auth_before_negotiation_helper(cp, buf, socks);
socks_request_free(socks);
buf_free(buf);
buf = NULL;
buf = buf_new_with_capacity(256);
socks = socks_request_new();
/* A SOCKS 5 client that only supports authentication */
test_buffers_socks5_authenticate_helper(cp, buf, socks);
test_buffers_socks5_supported_commands_helper(cp, buf, socks);
test_buffers_socks5_unsupported_commands_helper(cp, buf, socks);
socks_request_free(socks);
buf_free(buf);
buf = NULL;
buf = buf_new_with_capacity(256);
socks = socks_request_new();
/* A SOCKS 5 client that sends credentials and data in one go */
test_buffers_socks5_authenticate_with_data_helper(cp, buf, socks);
socks_request_free(socks);
buf_free(buf);
buf = NULL;
buf = buf_new_with_capacity(256);
socks = socks_request_new();
/* A SOCKS 5 client that doesn't want authentication */
test_buffers_socks5_no_authenticate_helper(cp, buf, socks);
test_buffers_socks5_supported_commands_helper(cp, buf, socks);
test_buffers_socks5_unsupported_commands_helper(cp, buf, socks);
socks_request_free(socks);
buf_free(buf);
buf = NULL;
buf = buf_new_with_capacity(256);
socks = socks_request_new();
/* A SOCKS 4(a) client */
test_buffers_socks4_supported_commands_helper(cp, buf, socks);
test_buffers_socks4_unsupported_commands_helper(cp, buf, socks);
socks_request_free(socks);
buf_free(buf);
buf = NULL;
done:
if (buf)
buf_free(buf);
@ -1564,6 +1622,23 @@ static struct testcase_t test_array[] = {
END_OF_TESTCASES
};
#define SOCKSENT(name) \
{ #name, test_socks_##name, TT_FORK, &socks_setup, NULL }
static struct testcase_t socks_tests[] = {
SOCKSENT(4_unsupported_commands),
SOCKSENT(4_supported_commands),
SOCKSENT(5_unsupported_commands),
SOCKSENT(5_supported_commands),
SOCKSENT(5_no_authenticate),
SOCKSENT(5_auth_before_negotiation),
SOCKSENT(5_authenticate),
SOCKSENT(5_authenticate_with_data),
END_OF_TESTCASES
};
extern struct testcase_t addr_tests[];
extern struct testcase_t crypto_tests[];
extern struct testcase_t container_tests[];
@ -1573,6 +1648,7 @@ extern struct testcase_t microdesc_tests[];
static struct testgroup_t testgroups[] = {
{ "", test_array },
{ "socks/", socks_tests },
{ "addr/", addr_tests },
{ "crypto/", crypto_tests },
{ "container/", container_tests },