#ifndef OPENSSL_NO_TLS1_3
+static SSL_SESSION *psk = NULL;
+static const char *pskid = "Identity";
+static const char *srvid;
+
+static int use_session_cb_cnt = 0;
+static int find_session_cb_cnt = 0;
+
+static int use_session_cb(SSL *ssl, const EVP_MD *md, const unsigned char **id,
+ size_t *idlen, SSL_SESSION **sess)
+{
+ switch (++use_session_cb_cnt) {
+ case 1:
+ /* The first call should always have a NULL md */
+ if (md != NULL)
+ return 0;
+ break;
+
+ case 2:
+ /* The second call should always have an md */
+ if (md == NULL)
+ return 0;
+ break;
+
+ default:
+ /* We should only be called a maximum of twice */
+ return 0;
+ }
+
+ if (psk != NULL)
+ SSL_SESSION_up_ref(psk);
+
+ *sess = psk;
+ *id = (const unsigned char *)pskid;
+ *idlen = strlen(pskid);
+
+ return 1;
+}
+
+static int find_session_cb(SSL *ssl, const unsigned char *identity,
+ size_t identity_len, SSL_SESSION **sess)
+{
+ find_session_cb_cnt++;
+
+ /* We should only ever be called a maximum of twice per connection */
+ if (find_session_cb_cnt > 2)
+ return 0;
+
+ if (psk == NULL)
+ return 0;
+
+ /* Identity should match that set by the client */
+ if (strlen(srvid) != identity_len
+ || strncmp(srvid, (const char *)identity, identity_len) != 0) {
+ /* No PSK found, continue but without a PSK */
+ *sess = NULL;
+ return 1;
+ }
+
+ SSL_SESSION_up_ref(psk);
+ *sess = psk;
+
+ return 1;
+}
+
#define MSG1 "Hello"
#define MSG2 "World."
#define MSG3 "This"
#define MSG6 "test"
#define MSG7 "message."
+#define TLS13_AES_256_GCM_SHA384_BYTES ((const unsigned char *)"\x13\x02")
+
/*
* Helper method to setup objects for early data test. Caller frees objects on
* error.
cctx, cert, privkey)))
return 0;
- /* When idx == 1 we repeat the tests with read_ahead set */
- if (idx > 0) {
+ if (idx == 1) {
+ /* When idx == 1 we repeat the tests with read_ahead set */
SSL_CTX_set_read_ahead(*cctx, 1);
SSL_CTX_set_read_ahead(*sctx, 1);
+ } else if (idx == 2) {
+ /* When idx == 2 we are doing early_data with a PSK. Set up callbacks */
+ SSL_CTX_set_psk_use_session_callback(*cctx, use_session_cb);
+ SSL_CTX_set_psk_find_session_callback(*sctx, find_session_cb);
+ use_session_cb_cnt = 0;
+ find_session_cb_cnt = 0;
+ srvid = pskid;
}
if (!TEST_true(create_ssl_objects(*sctx, *cctx, serverssl, clientssl,
- NULL, NULL))
- || !TEST_true(create_ssl_connection(*serverssl, *clientssl,
- SSL_ERROR_NONE)))
+ NULL, NULL)))
+ return 0;
+
+ if (idx == 2) {
+ /* Create the PSK */
+ const SSL_CIPHER *cipher = NULL;
+ const unsigned char key[] = {
+ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a,
+ 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15,
+ 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20,
+ 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b,
+ 0x2c, 0x2d, 0x2e, 0x2f
+ };
+
+ cipher = SSL_CIPHER_find(*clientssl, TLS13_AES_256_GCM_SHA384_BYTES);
+ psk = SSL_SESSION_new();
+ if (!TEST_ptr(psk)
+ || !TEST_ptr(cipher)
+ || !TEST_true(SSL_SESSION_set1_master_key(psk, key,
+ sizeof(key)))
+ || !TEST_true(SSL_SESSION_set_cipher(psk, cipher))
+ || !TEST_true(
+ SSL_SESSION_set_protocol_version(psk,
+ TLS1_3_VERSION))
+ /*
+ * We just choose an arbitrary value for max_early_data which
+ * should be big enough for testing purposes.
+ */
+ || !TEST_true(SSL_SESSION_set_max_early_data(psk, 0x100))) {
+ SSL_SESSION_free(psk);
+ psk = NULL;
+ return 0;
+ }
+
+ if (sess != NULL)
+ *sess = psk;
+ return 1;
+ }
+
+ if (sess == NULL)
+ return 1;
+
+ if (!TEST_true(create_ssl_connection(*serverssl, *clientssl,
+ SSL_ERROR_NONE)))
return 0;
*sess = SSL_get1_session(*clientssl);
|| !TEST_mem_eq(buf, readbytes, MSG7, strlen(MSG7)))
goto end;
- SSL_SESSION_free(sess);
+ /* We keep the PSK session around if using PSK */
+ if (idx != 2)
+ SSL_SESSION_free(sess);
sess = SSL_get1_session(clientssl);
+ use_session_cb_cnt = 0;
+ find_session_cb_cnt = 0;
SSL_shutdown(clientssl);
SSL_shutdown(serverssl);
end:
SSL_SESSION_free(sess);
+ psk = NULL;
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
/* Force an HRR to occur */
if (!TEST_true(SSL_set1_groups_list(serverssl, "P-256")))
goto end;
+ } else if (idx == 2) {
+ /*
+ * We force early_data rejection by ensuring the PSK identity is
+ * unrecognised
+ */
+ srvid = "Dummy Identity";
} else {
/*
* Deliberately corrupt the creation time. We take 20 seconds off the
testresult = 1;
end:
+ if (sess != psk)
+ SSL_SESSION_free(psk);
+ psk = NULL;
SSL_SESSION_free(sess);
SSL_free(serverssl);
SSL_free(clientssl);
* Should block due to the NewSessionTicket arrival unless we're using
* read_ahead
*/
- if (idx == 0) {
+ if (idx != 1) {
if (!TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)))
goto end;
}
end:
SSL_SESSION_free(sess);
+ psk = NULL;
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+ return testresult;
+}
+
+static const char *servhostname;
+
+static int hostname_cb(SSL *s, int *al, void *arg)
+{
+ const char *hostname = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
+
+ if (hostname != NULL && strcmp(hostname, servhostname) == 0)
+ return SSL_TLSEXT_ERR_OK;
+
+ return SSL_TLSEXT_ERR_NOACK;
+}
+
+static const char *servalpn;
+
+static int alpn_select_cb (SSL *ssl, const unsigned char **out, unsigned char *outlen,
+ const unsigned char *in, unsigned int inlen, void *arg)
+{
+ unsigned int i, protlen = 0;
+ const unsigned char *prot;
+
+ for (i = 0, prot = in; i < inlen; i += protlen, prot += protlen) {
+ protlen = *(prot++);
+ if (inlen - i < protlen)
+ return SSL_TLSEXT_ERR_NOACK;
+
+ if (protlen == strlen(servalpn)
+ && memcmp(prot, "goodalpn", protlen) == 0) {
+ *out = prot;
+ *outlen = protlen;
+ return SSL_TLSEXT_ERR_OK;
+ }
+ }
+
+ return SSL_TLSEXT_ERR_NOACK;
+}
+
+static int test_early_data_psk(int idx)
+{
+ SSL_CTX *cctx = NULL, *sctx = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ int testresult = 0;
+ SSL_SESSION *sess = NULL;
+ unsigned char badalpn[] = { 0x07, 'b', 'a', 'd', 'a', 'l', 'p', 'n' };
+ unsigned char goodalpn[] = { 0x08, 'g', 'o', 'o', 'd', 'a', 'l', 'p', 'n' };
+ int err;
+ unsigned char buf[20];
+ size_t readbytes, written;
+ int readearlyres = SSL_READ_EARLY_DATA_SUCCESS;
+ int edstatus = SSL_EARLY_DATA_ACCEPTED;
+
+ /* We always set this up with a final parameter of "2" for PSK */
+ if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+ &serverssl, &sess, 2)))
+ goto end;
+
+ servhostname = "goodhost";
+ servalpn = "goodalpn";
+
+ switch (idx) {
+ case 0:
+ /* Set inconsistent SNI (client detected) */
+ err = SSL_R_INCONSISTENT_EARLY_DATA_SNI;
+ if (!TEST_true(SSL_SESSION_set1_hostname(sess, "goodhost"))
+ || !TEST_true(SSL_set_tlsext_host_name(clientssl, "badhost")))
+ goto end;
+ break;
+
+ case 1:
+ /* Set inconsistent ALPN (client detected) */
+ err = SSL_R_INCONSISTENT_EARLY_DATA_ALPN;
+ /* SSL_set_alpn_protos returns 0 for success and 1 for failure */
+ if (!TEST_true(SSL_SESSION_set1_alpn_selected(sess, goodalpn,
+ sizeof(goodalpn)))
+ || !TEST_false(SSL_set_alpn_protos(clientssl, badalpn,
+ sizeof(badalpn))))
+ goto end;
+ break;
+
+ case 2:
+ /*
+ * Set invalid protocol version. Technically this affects PSKs without
+ * early_data too, but we test it here because it is similar to the
+ * SNI/ALPN consistency tests.
+ */
+ err = SSL_R_BAD_PSK;
+ if (!TEST_true(SSL_SESSION_set_protocol_version(sess, TLS1_2_VERSION)))
+ goto end;
+ break;
+
+ case 3:
+ /*
+ * Set inconsistent SNI (server detected). In this case the connection
+ * will succeed but reject early_data.
+ */
+ servhostname = "badhost";
+ edstatus = SSL_EARLY_DATA_REJECTED;
+ readearlyres = SSL_READ_EARLY_DATA_FINISH;
+ /* Fall through */
+ case 4:
+ /* Set consistent SNI */
+ err = 0;
+ if (!TEST_true(SSL_SESSION_set1_hostname(sess, "goodhost"))
+ || !TEST_true(SSL_set_tlsext_host_name(clientssl, "goodhost"))
+ || !TEST_true(SSL_CTX_set_tlsext_servername_callback(sctx,
+ hostname_cb)))
+ goto end;
+ break;
+
+ case 5:
+ /*
+ * Set inconsistent ALPN (server detected). In this case the connection
+ * will succeed but reject early_data.
+ */
+ servalpn = "badalpn";
+ edstatus = SSL_EARLY_DATA_REJECTED;
+ readearlyres = SSL_READ_EARLY_DATA_FINISH;
+ /* Fall through */
+ case 6:
+ /* Set consistent ALPN */
+ err = 0;
+ /*
+ * SSL_set_alpn_protos returns 0 for success and 1 for failure. It
+ * accepts a list of protos (each one length prefixed).
+ * SSL_set1_alpn_selected accepts a single protocol (not length
+ * prefixed)
+ */
+ if (!TEST_true(SSL_SESSION_set1_alpn_selected(sess, goodalpn + 1,
+ sizeof(goodalpn) - 1))
+ || !TEST_false(SSL_set_alpn_protos(clientssl, goodalpn,
+ sizeof(goodalpn))))
+ goto end;
+
+ SSL_CTX_set_alpn_select_cb(sctx, alpn_select_cb, NULL);
+ break;
+
+ default:
+ TEST_error("Bad test index");
+ goto end;
+ }
+
+ SSL_set_connect_state(clientssl);
+ if (err != 0) {
+ if (!TEST_false(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+ &written))
+ || !TEST_int_eq(SSL_get_error(clientssl, 0), SSL_ERROR_SSL)
+ || !TEST_int_eq(ERR_GET_REASON(ERR_get_error()), err))
+ goto end;
+ } else {
+ if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+ &written))
+ || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+ &readbytes), readearlyres)
+ || (readearlyres == SSL_READ_EARLY_DATA_SUCCESS
+ && !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1)))
+ || !TEST_int_eq(SSL_get_early_data_status(serverssl), edstatus))
+ goto end;
+ }
+
+ testresult = 1;
+
+ end:
+ SSL_SESSION_free(sess);
+ psk = NULL;
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
unsigned char buf[20];
size_t readbytes, written;
-
if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
&serverssl, &sess, idx)))
goto end;
end:
SSL_SESSION_free(sess);
+ psk = NULL;
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
unsigned char buf[20];
size_t readbytes, written;
- if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
- TLS_client_method(), &sctx,
- &cctx, cert, privkey)))
- goto end;
-
- /* When idx == 1 we repeat the tests with read_ahead set */
- if (idx > 0) {
- SSL_CTX_set_read_ahead(cctx, 1);
- SSL_CTX_set_read_ahead(sctx, 1);
- }
-
- if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
- &clientssl, NULL, NULL)))
+ if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+ &serverssl, NULL, idx)))
goto end;
/* Write some data - should block due to handshake with server */
testresult = 1;
end:
+ SSL_SESSION_free(psk);
+ psk = NULL;
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
return testresult;
}
-
-static SSL_SESSION *psk = NULL;
-static const char *pskid = "Identity";
-static const char *srvid;
-
-static int use_session_cb_cnt = 0;
-static int find_session_cb_cnt = 0;
-
-static int use_session_cb(SSL *ssl, const EVP_MD *md, const unsigned char **id,
- size_t *idlen, SSL_SESSION **sess)
-{
- switch (++use_session_cb_cnt) {
- case 1:
- /* The first call should always have a NULL md */
- if (md != NULL)
- return 0;
- break;
-
- case 2:
- /* The second call should always have an md */
- if (md == NULL)
- return 0;
- break;
-
- default:
- /* We should only be called a maximum of twice */
- return 0;
- }
-
- if (psk != NULL)
- SSL_SESSION_up_ref(psk);
-
- *sess = psk;
- *id = (const unsigned char *)pskid;
- *idlen = strlen(pskid);
-
- return 1;
-}
-
-static int find_session_cb(SSL *ssl, const unsigned char *identity,
- size_t identity_len, SSL_SESSION **sess)
-{
- find_session_cb_cnt++;
-
- /* We should only ever be called a maximum of twice per connection */
- if (find_session_cb_cnt > 2)
- return 0;
-
- if (psk == NULL)
- return 0;
-
- /* Identity should match that set by the client */
- if (strlen(srvid) != identity_len
- || strncmp(srvid, (const char *)identity, identity_len) != 0) {
- /* No PSK found, continue but without a PSK */
- *sess = NULL;
- return 1;
- }
-
- SSL_SESSION_up_ref(psk);
- *sess = psk;
-
- return 1;
-}
-
-#define TLS13_AES_256_GCM_SHA384_BYTES ((const unsigned char *)"\x13\x02")
-
static int test_tls13_psk(void)
{
SSL_CTX *sctx = NULL, *cctx = NULL;
SSL_CTX_set_psk_use_session_callback(cctx, use_session_cb);
SSL_CTX_set_psk_find_session_callback(sctx, find_session_cb);
srvid = pskid;
+ use_session_cb_cnt = 0;
+ find_session_cb_cnt = 0;
/* Check we can create a connection if callback decides not to send a PSK */
if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
ADD_TEST(test_early_cb);
#endif
#ifndef OPENSSL_NO_TLS1_3
- ADD_ALL_TESTS(test_early_data_read_write, 2);
- ADD_ALL_TESTS(test_early_data_skip, 2);
- ADD_ALL_TESTS(test_early_data_skip_hrr, 2);
- ADD_ALL_TESTS(test_early_data_not_sent, 2);
- ADD_ALL_TESTS(test_early_data_not_expected, 2);
+ ADD_ALL_TESTS(test_early_data_read_write, 3);
+ ADD_ALL_TESTS(test_early_data_skip, 3);
+ ADD_ALL_TESTS(test_early_data_skip_hrr, 3);
+ ADD_ALL_TESTS(test_early_data_not_sent, 3);
+ ADD_ALL_TESTS(test_early_data_psk, 7);
+ ADD_ALL_TESTS(test_early_data_not_expected, 3);
# ifndef OPENSSL_NO_TLS1_2
- ADD_ALL_TESTS(test_early_data_tls1_2, 2);
+ ADD_ALL_TESTS(test_early_data_tls1_2, 3);
# endif
#endif
#ifndef OPENSSL_NO_TLS1_3