/* * Copyright 2016-2024 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the Apache License 2.0 (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ /* * We need access to the deprecated low level HMAC APIs for legacy purposes * when the deprecated calls are not hidden */ #ifndef OPENSSL_NO_DEPRECATED_3_0 # define OPENSSL_SUPPRESS_DEPRECATED #endif #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "helpers/ssltestlib.h" #include "testutil.h" #include "testutil/output.h" #include "internal/nelem.h" #include "internal/tlsgroups.h" #include "internal/ktls.h" #include "../ssl/ssl_local.h" #include "../ssl/record/methods/recmethod_local.h" #include "filterprov.h" #undef OSSL_NO_USABLE_TLS1_3 #if defined(OPENSSL_NO_TLS1_3) \ || (defined(OPENSSL_NO_EC) && defined(OPENSSL_NO_DH)) /* * If we don't have ec or dh then there are no built-in groups that are usable * with TLSv1.3 */ # define OSSL_NO_USABLE_TLS1_3 #endif /* Defined in tls-provider.c */ int tls_provider_init(const OSSL_CORE_HANDLE *handle, const OSSL_DISPATCH *in, const OSSL_DISPATCH **out, void **provctx); static OSSL_LIB_CTX *libctx = NULL; static OSSL_PROVIDER *defctxnull = NULL; #ifndef OSSL_NO_USABLE_TLS1_3 static SSL_SESSION *clientpsk = NULL; static SSL_SESSION *serverpsk = NULL; static const char *pskid = "Identity"; static const char *srvid; static int use_session_cb(SSL *ssl, const EVP_MD *md, const unsigned char **id, size_t *idlen, SSL_SESSION **sess); static int find_session_cb(SSL *ssl, const unsigned char *identity, size_t identity_len, SSL_SESSION **sess); static int use_session_cb_cnt = 0; static int find_session_cb_cnt = 0; #endif static char *certsdir = NULL; static char *cert = NULL; static char *privkey = NULL; static char *cert2 = NULL; static char *privkey2 = NULL; static char *cert1024 = NULL; static char *privkey1024 = NULL; static char *cert3072 = NULL; static char *privkey3072 = NULL; static char *cert4096 = NULL; static char *privkey4096 = NULL; static char *cert8192 = NULL; static char *privkey8192 = NULL; static char *srpvfile = NULL; static char *tmpfilename = NULL; static char *dhfile = NULL; static int is_fips = 0; static int fips_ems_check = 0; #define LOG_BUFFER_SIZE 2048 static char server_log_buffer[LOG_BUFFER_SIZE + 1] = {0}; static size_t server_log_buffer_index = 0; static char client_log_buffer[LOG_BUFFER_SIZE + 1] = {0}; static size_t client_log_buffer_index = 0; static int error_writing_log = 0; #ifndef OPENSSL_NO_OCSP static const unsigned char orespder[] = "Dummy OCSP Response"; static int ocsp_server_called = 0; static int ocsp_client_called = 0; static int cdummyarg = 1; static X509 *ocspcert = NULL; #endif #define CLIENT_VERSION_LEN 2 /* * This structure is used to validate that the correct number of log messages * of various types are emitted when emitting secret logs. */ struct sslapitest_log_counts { unsigned int rsa_key_exchange_count; unsigned int master_secret_count; unsigned int client_early_secret_count; unsigned int client_handshake_secret_count; unsigned int server_handshake_secret_count; unsigned int client_application_secret_count; unsigned int server_application_secret_count; unsigned int early_exporter_secret_count; unsigned int exporter_secret_count; }; 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, "goodhost") == 0 || strcmp(hostname, "altgoodhost") == 0)) return SSL_TLSEXT_ERR_OK; return SSL_TLSEXT_ERR_NOACK; } static void client_keylog_callback(const SSL *ssl, const char *line) { int line_length = strlen(line); /* If the log doesn't fit, error out. */ if (client_log_buffer_index + line_length > sizeof(client_log_buffer) - 1) { TEST_info("Client log too full"); error_writing_log = 1; return; } strcat(client_log_buffer, line); client_log_buffer_index += line_length; client_log_buffer[client_log_buffer_index++] = '\n'; } static void server_keylog_callback(const SSL *ssl, const char *line) { int line_length = strlen(line); /* If the log doesn't fit, error out. */ if (server_log_buffer_index + line_length > sizeof(server_log_buffer) - 1) { TEST_info("Server log too full"); error_writing_log = 1; return; } strcat(server_log_buffer, line); server_log_buffer_index += line_length; server_log_buffer[server_log_buffer_index++] = '\n'; } static int compare_hex_encoded_buffer(const char *hex_encoded, size_t hex_length, const uint8_t *raw, size_t raw_length) { size_t i, j; char hexed[3]; if (!TEST_size_t_eq(raw_length * 2, hex_length)) return 1; for (i = j = 0; i < raw_length && j + 1 < hex_length; i++, j += 2) { sprintf(hexed, "%02x", raw[i]); if (!TEST_int_eq(hexed[0], hex_encoded[j]) || !TEST_int_eq(hexed[1], hex_encoded[j + 1])) return 1; } return 0; } static int test_keylog_output(char *buffer, const SSL *ssl, const SSL_SESSION *session, struct sslapitest_log_counts *expected) { char *token = NULL; unsigned char actual_client_random[SSL3_RANDOM_SIZE] = {0}; size_t client_random_size = SSL3_RANDOM_SIZE; unsigned char actual_master_key[SSL_MAX_MASTER_KEY_LENGTH] = {0}; size_t master_key_size = SSL_MAX_MASTER_KEY_LENGTH; unsigned int rsa_key_exchange_count = 0; unsigned int master_secret_count = 0; unsigned int client_early_secret_count = 0; unsigned int client_handshake_secret_count = 0; unsigned int server_handshake_secret_count = 0; unsigned int client_application_secret_count = 0; unsigned int server_application_secret_count = 0; unsigned int early_exporter_secret_count = 0; unsigned int exporter_secret_count = 0; for (token = strtok(buffer, " \n"); token != NULL; token = strtok(NULL, " \n")) { if (strcmp(token, "RSA") == 0) { /* * Premaster secret. Tokens should be: 16 ASCII bytes of * hex-encoded encrypted secret, then the hex-encoded pre-master * secret. */ if (!TEST_ptr(token = strtok(NULL, " \n"))) return 0; if (!TEST_size_t_eq(strlen(token), 16)) return 0; if (!TEST_ptr(token = strtok(NULL, " \n"))) return 0; /* * We can't sensibly check the log because the premaster secret is * transient, and OpenSSL doesn't keep hold of it once the master * secret is generated. */ rsa_key_exchange_count++; } else if (strcmp(token, "CLIENT_RANDOM") == 0) { /* * Master secret. Tokens should be: 64 ASCII bytes of hex-encoded * client random, then the hex-encoded master secret. */ client_random_size = SSL_get_client_random(ssl, actual_client_random, SSL3_RANDOM_SIZE); if (!TEST_size_t_eq(client_random_size, SSL3_RANDOM_SIZE)) return 0; if (!TEST_ptr(token = strtok(NULL, " \n"))) return 0; if (!TEST_size_t_eq(strlen(token), 64)) return 0; if (!TEST_false(compare_hex_encoded_buffer(token, 64, actual_client_random, client_random_size))) return 0; if (!TEST_ptr(token = strtok(NULL, " \n"))) return 0; master_key_size = SSL_SESSION_get_master_key(session, actual_master_key, master_key_size); if (!TEST_size_t_ne(master_key_size, 0)) return 0; if (!TEST_false(compare_hex_encoded_buffer(token, strlen(token), actual_master_key, master_key_size))) return 0; master_secret_count++; } else if (strcmp(token, "CLIENT_EARLY_TRAFFIC_SECRET") == 0 || strcmp(token, "CLIENT_HANDSHAKE_TRAFFIC_SECRET") == 0 || strcmp(token, "SERVER_HANDSHAKE_TRAFFIC_SECRET") == 0 || strcmp(token, "CLIENT_TRAFFIC_SECRET_0") == 0 || strcmp(token, "SERVER_TRAFFIC_SECRET_0") == 0 || strcmp(token, "EARLY_EXPORTER_SECRET") == 0 || strcmp(token, "EXPORTER_SECRET") == 0) { /* * TLSv1.3 secret. Tokens should be: 64 ASCII bytes of hex-encoded * client random, and then the hex-encoded secret. In this case, * we treat all of these secrets identically and then just * distinguish between them when counting what we saw. */ if (strcmp(token, "CLIENT_EARLY_TRAFFIC_SECRET") == 0) client_early_secret_count++; else if (strcmp(token, "CLIENT_HANDSHAKE_TRAFFIC_SECRET") == 0) client_handshake_secret_count++; else if (strcmp(token, "SERVER_HANDSHAKE_TRAFFIC_SECRET") == 0) server_handshake_secret_count++; else if (strcmp(token, "CLIENT_TRAFFIC_SECRET_0") == 0) client_application_secret_count++; else if (strcmp(token, "SERVER_TRAFFIC_SECRET_0") == 0) server_application_secret_count++; else if (strcmp(token, "EARLY_EXPORTER_SECRET") == 0) early_exporter_secret_count++; else if (strcmp(token, "EXPORTER_SECRET") == 0) exporter_secret_count++; client_random_size = SSL_get_client_random(ssl, actual_client_random, SSL3_RANDOM_SIZE); if (!TEST_size_t_eq(client_random_size, SSL3_RANDOM_SIZE)) return 0; if (!TEST_ptr(token = strtok(NULL, " \n"))) return 0; if (!TEST_size_t_eq(strlen(token), 64)) return 0; if (!TEST_false(compare_hex_encoded_buffer(token, 64, actual_client_random, client_random_size))) return 0; if (!TEST_ptr(token = strtok(NULL, " \n"))) return 0; } else { TEST_info("Unexpected token %s\n", token); return 0; } } /* Got what we expected? */ if (!TEST_size_t_eq(rsa_key_exchange_count, expected->rsa_key_exchange_count) || !TEST_size_t_eq(master_secret_count, expected->master_secret_count) || !TEST_size_t_eq(client_early_secret_count, expected->client_early_secret_count) || !TEST_size_t_eq(client_handshake_secret_count, expected->client_handshake_secret_count) || !TEST_size_t_eq(server_handshake_secret_count, expected->server_handshake_secret_count) || !TEST_size_t_eq(client_application_secret_count, expected->client_application_secret_count) || !TEST_size_t_eq(server_application_secret_count, expected->server_application_secret_count) || !TEST_size_t_eq(early_exporter_secret_count, expected->early_exporter_secret_count) || !TEST_size_t_eq(exporter_secret_count, expected->exporter_secret_count)) return 0; return 1; } #if !defined(OPENSSL_NO_TLS1_2) || defined(OSSL_NO_USABLE_TLS1_3) static int test_keylog(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; struct sslapitest_log_counts expected; /* Clean up logging space */ memset(&expected, 0, sizeof(expected)); memset(client_log_buffer, 0, sizeof(client_log_buffer)); memset(server_log_buffer, 0, sizeof(server_log_buffer)); client_log_buffer_index = 0; server_log_buffer_index = 0; error_writing_log = 0; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) return 0; /* We cannot log the master secret for TLSv1.3, so we should forbid it. */ SSL_CTX_set_options(cctx, SSL_OP_NO_TLSv1_3); SSL_CTX_set_options(sctx, SSL_OP_NO_TLSv1_3); /* We also want to ensure that we use RSA-based key exchange. */ if (!TEST_true(SSL_CTX_set_cipher_list(cctx, "RSA"))) goto end; if (!TEST_true(SSL_CTX_get_keylog_callback(cctx) == NULL) || !TEST_true(SSL_CTX_get_keylog_callback(sctx) == NULL)) goto end; SSL_CTX_set_keylog_callback(cctx, client_keylog_callback); if (!TEST_true(SSL_CTX_get_keylog_callback(cctx) == client_keylog_callback)) goto end; SSL_CTX_set_keylog_callback(sctx, server_keylog_callback); if (!TEST_true(SSL_CTX_get_keylog_callback(sctx) == server_keylog_callback)) goto end; /* Now do a handshake and check that the logs have been written to. */ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_false(error_writing_log) || !TEST_int_gt(client_log_buffer_index, 0) || !TEST_int_gt(server_log_buffer_index, 0)) goto end; /* * Now we want to test that our output data was vaguely sensible. We * do that by using strtok and confirming that we have more or less the * data we expect. For both client and server, we expect to see one master * secret. The client should also see an RSA key exchange. */ expected.rsa_key_exchange_count = 1; expected.master_secret_count = 1; if (!TEST_true(test_keylog_output(client_log_buffer, clientssl, SSL_get_session(clientssl), &expected))) goto end; expected.rsa_key_exchange_count = 0; if (!TEST_true(test_keylog_output(server_log_buffer, serverssl, SSL_get_session(serverssl), &expected))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif #ifndef OSSL_NO_USABLE_TLS1_3 static int test_keylog_no_master_key(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; SSL_SESSION *sess = NULL; int testresult = 0; struct sslapitest_log_counts expected; unsigned char buf[1]; size_t readbytes, written; /* Clean up logging space */ memset(&expected, 0, sizeof(expected)); memset(client_log_buffer, 0, sizeof(client_log_buffer)); memset(server_log_buffer, 0, sizeof(server_log_buffer)); client_log_buffer_index = 0; server_log_buffer_index = 0; error_writing_log = 0; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey)) || !TEST_true(SSL_CTX_set_max_early_data(sctx, SSL3_RT_MAX_PLAIN_LENGTH))) return 0; if (!TEST_true(SSL_CTX_get_keylog_callback(cctx) == NULL) || !TEST_true(SSL_CTX_get_keylog_callback(sctx) == NULL)) goto end; SSL_CTX_set_keylog_callback(cctx, client_keylog_callback); if (!TEST_true(SSL_CTX_get_keylog_callback(cctx) == client_keylog_callback)) goto end; SSL_CTX_set_keylog_callback(sctx, server_keylog_callback); if (!TEST_true(SSL_CTX_get_keylog_callback(sctx) == server_keylog_callback)) goto end; /* Now do a handshake and check that the logs have been written to. */ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_false(error_writing_log)) goto end; /* * Now we want to test that our output data was vaguely sensible. For this * test, we expect no CLIENT_RANDOM entry because it doesn't make sense for * TLSv1.3, but we do expect both client and server to emit keys. */ expected.client_handshake_secret_count = 1; expected.server_handshake_secret_count = 1; expected.client_application_secret_count = 1; expected.server_application_secret_count = 1; expected.exporter_secret_count = 1; if (!TEST_true(test_keylog_output(client_log_buffer, clientssl, SSL_get_session(clientssl), &expected)) || !TEST_true(test_keylog_output(server_log_buffer, serverssl, SSL_get_session(serverssl), &expected))) goto end; /* Terminate old session and resume with early data. */ sess = SSL_get1_session(clientssl); SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; /* Reset key log */ memset(client_log_buffer, 0, sizeof(client_log_buffer)); memset(server_log_buffer, 0, sizeof(server_log_buffer)); client_log_buffer_index = 0; server_log_buffer_index = 0; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, sess)) /* Here writing 0 length early data is enough. */ || !TEST_true(SSL_write_early_data(clientssl, NULL, 0, &written)) || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_ERROR) || !TEST_int_eq(SSL_get_early_data_status(serverssl), SSL_EARLY_DATA_ACCEPTED) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_true(SSL_session_reused(clientssl))) goto end; /* In addition to the previous entries, expect early secrets. */ expected.client_early_secret_count = 1; expected.early_exporter_secret_count = 1; if (!TEST_true(test_keylog_output(client_log_buffer, clientssl, SSL_get_session(clientssl), &expected)) || !TEST_true(test_keylog_output(server_log_buffer, serverssl, SSL_get_session(serverssl), &expected))) goto end; testresult = 1; end: SSL_SESSION_free(sess); SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif static int verify_retry_cb(X509_STORE_CTX *ctx, void *arg) { int res = X509_verify_cert(ctx); int idx = SSL_get_ex_data_X509_STORE_CTX_idx(); SSL *ssl; /* this should not happen but check anyway */ if (idx < 0 || (ssl = X509_STORE_CTX_get_ex_data(ctx, idx)) == NULL) return 0; if (res == 0 && X509_STORE_CTX_get_error(ctx) == X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY) /* indicate SSL_ERROR_WANT_RETRY_VERIFY */ return SSL_set_retry_verify(ssl); return res; } static int test_client_cert_verify_cb(void) { /* server key, cert, chain, and root */ char *skey = test_mk_file_path(certsdir, "leaf.key"); char *leaf = test_mk_file_path(certsdir, "leaf.pem"); char *int2 = test_mk_file_path(certsdir, "subinterCA.pem"); char *int1 = test_mk_file_path(certsdir, "interCA.pem"); char *root = test_mk_file_path(certsdir, "rootCA.pem"); X509 *crt1 = NULL, *crt2 = NULL; STACK_OF(X509) *server_chain; SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, NULL, NULL))) goto end; if (!TEST_int_eq(SSL_CTX_use_certificate_chain_file(sctx, leaf), 1) || !TEST_int_eq(SSL_CTX_use_PrivateKey_file(sctx, skey, SSL_FILETYPE_PEM), 1) || !TEST_int_eq(SSL_CTX_check_private_key(sctx), 1)) goto end; if (!TEST_true(SSL_CTX_load_verify_locations(cctx, root, NULL))) goto end; SSL_CTX_set_verify(cctx, SSL_VERIFY_PEER, NULL); SSL_CTX_set_cert_verify_callback(cctx, verify_retry_cb, NULL); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; /* attempt SSL_connect() with incomplete server chain */ if (!TEST_false(create_ssl_connection(serverssl, clientssl, SSL_ERROR_WANT_RETRY_VERIFY))) goto end; /* application provides intermediate certs needed to verify server cert */ if (!TEST_ptr((crt1 = load_cert_pem(int1, libctx))) || !TEST_ptr((crt2 = load_cert_pem(int2, libctx))) || !TEST_ptr((server_chain = SSL_get_peer_cert_chain(clientssl)))) goto end; /* add certs in reverse order to demonstrate real chain building */ if (!TEST_true(sk_X509_push(server_chain, crt1))) goto end; crt1 = NULL; if (!TEST_true(sk_X509_push(server_chain, crt2))) goto end; crt2 = NULL; /* continue SSL_connect(), must now succeed with completed server chain */ if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; testresult = 1; end: X509_free(crt1); X509_free(crt2); if (clientssl != NULL) { SSL_shutdown(clientssl); SSL_free(clientssl); } if (serverssl != NULL) { SSL_shutdown(serverssl); SSL_free(serverssl); } SSL_CTX_free(sctx); SSL_CTX_free(cctx); OPENSSL_free(skey); OPENSSL_free(leaf); OPENSSL_free(int2); OPENSSL_free(int1); OPENSSL_free(root); return testresult; } static int test_ssl_build_cert_chain(void) { int ret = 0; SSL_CTX *ssl_ctx = NULL; SSL *ssl = NULL; char *skey = test_mk_file_path(certsdir, "leaf.key"); char *leaf_chain = test_mk_file_path(certsdir, "leaf-chain.pem"); if (!TEST_ptr(ssl_ctx = SSL_CTX_new_ex(libctx, NULL, TLS_server_method()))) goto end; if (!TEST_ptr(ssl = SSL_new(ssl_ctx))) goto end; /* leaf_chain contains leaf + subinterCA + interCA + rootCA */ if (!TEST_int_eq(SSL_use_certificate_chain_file(ssl, leaf_chain), 1) || !TEST_int_eq(SSL_use_PrivateKey_file(ssl, skey, SSL_FILETYPE_PEM), 1) || !TEST_int_eq(SSL_check_private_key(ssl), 1)) goto end; if (!TEST_true(SSL_build_cert_chain(ssl, SSL_BUILD_CHAIN_FLAG_NO_ROOT | SSL_BUILD_CHAIN_FLAG_CHECK))) goto end; ret = 1; end: SSL_free(ssl); SSL_CTX_free(ssl_ctx); OPENSSL_free(leaf_chain); OPENSSL_free(skey); return ret; } static int get_password_cb(char *buf, int size, int rw_flag, void *userdata) { static const char pass[] = "testpass"; if (!TEST_int_eq(size, PEM_BUFSIZE)) return -1; memcpy(buf, pass, sizeof(pass) - 1); return sizeof(pass) - 1; } static int test_ssl_ctx_build_cert_chain(void) { int ret = 0; SSL_CTX *ctx = NULL; char *skey = test_mk_file_path(certsdir, "leaf-encrypted.key"); char *leaf_chain = test_mk_file_path(certsdir, "leaf-chain.pem"); if (!TEST_ptr(ctx = SSL_CTX_new_ex(libctx, NULL, TLS_server_method()))) goto end; SSL_CTX_set_default_passwd_cb(ctx, get_password_cb); /* leaf_chain contains leaf + subinterCA + interCA + rootCA */ if (!TEST_int_eq(SSL_CTX_use_certificate_chain_file(ctx, leaf_chain), 1) || !TEST_int_eq(SSL_CTX_use_PrivateKey_file(ctx, skey, SSL_FILETYPE_PEM), 1) || !TEST_int_eq(SSL_CTX_check_private_key(ctx), 1)) goto end; if (!TEST_true(SSL_CTX_build_cert_chain(ctx, SSL_BUILD_CHAIN_FLAG_NO_ROOT | SSL_BUILD_CHAIN_FLAG_CHECK))) goto end; ret = 1; end: SSL_CTX_free(ctx); OPENSSL_free(leaf_chain); OPENSSL_free(skey); return ret; } #ifndef OPENSSL_NO_TLS1_2 static int full_client_hello_callback(SSL *s, int *al, void *arg) { int *ctr = arg; const unsigned char *p; int *exts; /* We only configure two ciphers, but the SCSV is added automatically. */ #ifdef OPENSSL_NO_EC const unsigned char expected_ciphers[] = {0x00, 0x9d, 0x00, 0xff}; #else const unsigned char expected_ciphers[] = {0x00, 0x9d, 0xc0, 0x2c, 0x00, 0xff}; #endif const int expected_extensions[] = { #ifndef OPENSSL_NO_EC 11, 10, #endif 35, 22, 23, 13}; size_t len; /* Make sure we can defer processing and get called back. */ if ((*ctr)++ == 0) return SSL_CLIENT_HELLO_RETRY; len = SSL_client_hello_get0_ciphers(s, &p); if (!TEST_mem_eq(p, len, expected_ciphers, sizeof(expected_ciphers)) || !TEST_size_t_eq( SSL_client_hello_get0_compression_methods(s, &p), 1) || !TEST_int_eq(*p, 0)) return SSL_CLIENT_HELLO_ERROR; if (!SSL_client_hello_get1_extensions_present(s, &exts, &len)) return SSL_CLIENT_HELLO_ERROR; if (len != OSSL_NELEM(expected_extensions) || memcmp(exts, expected_extensions, len * sizeof(*exts)) != 0) { printf("ClientHello callback expected extensions mismatch\n"); OPENSSL_free(exts); return SSL_CLIENT_HELLO_ERROR; } OPENSSL_free(exts); return SSL_CLIENT_HELLO_SUCCESS; } static int test_client_hello_cb(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testctr = 0, testresult = 0; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) goto end; SSL_CTX_set_client_hello_cb(sctx, full_client_hello_callback, &testctr); /* The gimpy cipher list we configure can't do TLS 1.3. */ SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION); if (!TEST_true(SSL_CTX_set_cipher_list(cctx, "AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384")) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_false(create_ssl_connection(serverssl, clientssl, SSL_ERROR_WANT_CLIENT_HELLO_CB)) /* * Passing a -1 literal is a hack since * the real value was lost. * */ || !TEST_int_eq(SSL_get_error(serverssl, -1), SSL_ERROR_WANT_CLIENT_HELLO_CB) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } static int test_no_ems(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0, status; if (!create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, TLS1_2_VERSION, &sctx, &cctx, cert, privkey)) { printf("Unable to create SSL_CTX pair\n"); goto end; } SSL_CTX_set_options(sctx, SSL_OP_NO_EXTENDED_MASTER_SECRET); if (!create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) { printf("Unable to create SSL objects\n"); goto end; } status = create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE); if (fips_ems_check) { if (status == 1) { printf("When FIPS uses the EMS check a connection that doesn't use EMS should fail\n"); goto end; } } else { if (!status) { printf("Creating SSL connection failed\n"); goto end; } if (SSL_get_extms_support(serverssl)) { printf("Server reports Extended Master Secret support\n"); goto end; } if (SSL_get_extms_support(clientssl)) { printf("Client reports Extended Master Secret support\n"); goto end; } } testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Very focused test to exercise a single case in the server-side state * machine, when the ChangeCipherState message needs to actually change * from one cipher to a different cipher (i.e., not changing from null * encryption to real encryption). */ static int test_ccs_change_cipher(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; SSL_SESSION *sess = NULL, *sesspre, *sesspost; int testresult = 0; int i; unsigned char buf; size_t readbytes; /* * Create a connection so we can resume and potentially (but not) use * a different cipher in the second connection. */ if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, TLS1_2_VERSION, &sctx, &cctx, cert, privkey)) || !TEST_true(SSL_CTX_set_options(sctx, SSL_OP_NO_TICKET)) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_cipher_list(clientssl, "AES128-GCM-SHA256")) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_ptr(sesspre = SSL_get0_session(serverssl)) || !TEST_ptr(sess = SSL_get1_session(clientssl))) goto end; shutdown_ssl_connection(serverssl, clientssl); serverssl = clientssl = NULL; /* Resume, preferring a different cipher. Our server will force the * same cipher to be used as the initial handshake. */ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, sess)) || !TEST_true(SSL_set_cipher_list(clientssl, "AES256-GCM-SHA384:AES128-GCM-SHA256")) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_true(SSL_session_reused(clientssl)) || !TEST_true(SSL_session_reused(serverssl)) || !TEST_ptr(sesspost = SSL_get0_session(serverssl)) || !TEST_ptr_eq(sesspre, sesspost) || !TEST_int_eq(TLS1_CK_RSA_WITH_AES_128_GCM_SHA256, SSL_CIPHER_get_id(SSL_get_current_cipher(clientssl)))) goto end; shutdown_ssl_connection(serverssl, clientssl); serverssl = clientssl = NULL; /* * Now create a fresh connection and try to renegotiate a different * cipher on it. */ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_cipher_list(clientssl, "AES128-GCM-SHA256")) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_ptr(sesspre = SSL_get0_session(serverssl)) || !TEST_true(SSL_set_cipher_list(clientssl, "AES256-GCM-SHA384")) || !TEST_true(SSL_renegotiate(clientssl)) || !TEST_true(SSL_renegotiate_pending(clientssl))) goto end; /* Actually drive the renegotiation. */ for (i = 0; i < 3; i++) { if (SSL_read_ex(clientssl, &buf, sizeof(buf), &readbytes) > 0) { if (!TEST_ulong_eq(readbytes, 0)) goto end; } else if (!TEST_int_eq(SSL_get_error(clientssl, 0), SSL_ERROR_WANT_READ)) { goto end; } if (SSL_read_ex(serverssl, &buf, sizeof(buf), &readbytes) > 0) { if (!TEST_ulong_eq(readbytes, 0)) goto end; } else if (!TEST_int_eq(SSL_get_error(serverssl, 0), SSL_ERROR_WANT_READ)) { goto end; } } /* sesspre and sesspost should be different since the cipher changed. */ if (!TEST_false(SSL_renegotiate_pending(clientssl)) || !TEST_false(SSL_session_reused(clientssl)) || !TEST_false(SSL_session_reused(serverssl)) || !TEST_ptr(sesspost = SSL_get0_session(serverssl)) || !TEST_ptr_ne(sesspre, sesspost) || !TEST_int_eq(TLS1_CK_RSA_WITH_AES_256_GCM_SHA384, SSL_CIPHER_get_id(SSL_get_current_cipher(clientssl)))) goto end; shutdown_ssl_connection(serverssl, clientssl); serverssl = clientssl = NULL; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); SSL_SESSION_free(sess); return testresult; } #endif static int execute_test_large_message(const SSL_METHOD *smeth, const SSL_METHOD *cmeth, int min_version, int max_version, int read_ahead) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; if (!TEST_true(create_ssl_ctx_pair(libctx, smeth, cmeth, min_version, max_version, &sctx, &cctx, cert, privkey))) goto end; #ifdef OPENSSL_NO_DTLS1_2 if (smeth == DTLS_server_method()) { /* * Default sigalgs are SHA1 based in rlayer.wrl->sequence, SEQ_NUM_SIZE); memcpy(srec_wseq_before, &serversc->rlayer.wrl->sequence, SEQ_NUM_SIZE); memcpy(crec_rseq_before, &clientsc->rlayer.rrl->sequence, SEQ_NUM_SIZE); memcpy(srec_rseq_before, &serversc->rlayer.rrl->sequence, SEQ_NUM_SIZE); if (!TEST_true(SSL_write(clientssl, cbuf, sizeof(cbuf)) == sizeof(cbuf))) goto end; while ((err = SSL_read(serverssl, &sbuf, sizeof(sbuf))) != sizeof(sbuf)) { if (SSL_get_error(serverssl, err) != SSL_ERROR_WANT_READ) { goto end; } } if (!TEST_true(SSL_write(serverssl, sbuf, sizeof(sbuf)) == sizeof(sbuf))) goto end; while ((err = SSL_read(clientssl, &cbuf, sizeof(cbuf))) != sizeof(cbuf)) { if (SSL_get_error(clientssl, err) != SSL_ERROR_WANT_READ) { goto end; } } memcpy(crec_wseq_after, &clientsc->rlayer.wrl->sequence, SEQ_NUM_SIZE); memcpy(srec_wseq_after, &serversc->rlayer.wrl->sequence, SEQ_NUM_SIZE); memcpy(crec_rseq_after, &clientsc->rlayer.rrl->sequence, SEQ_NUM_SIZE); memcpy(srec_rseq_after, &serversc->rlayer.rrl->sequence, SEQ_NUM_SIZE); /* verify the payload */ if (!TEST_mem_eq(cbuf, sizeof(cbuf), sbuf, sizeof(sbuf))) goto end; /* * If ktls is used then kernel sequences are used instead of * OpenSSL sequences */ if (!BIO_get_ktls_send(clientsc->wbio)) { if (!TEST_mem_ne(crec_wseq_before, SEQ_NUM_SIZE, crec_wseq_after, SEQ_NUM_SIZE)) goto end; } else { if (!TEST_mem_eq(crec_wseq_before, SEQ_NUM_SIZE, crec_wseq_after, SEQ_NUM_SIZE)) goto end; } if (!BIO_get_ktls_send(serversc->wbio)) { if (!TEST_mem_ne(srec_wseq_before, SEQ_NUM_SIZE, srec_wseq_after, SEQ_NUM_SIZE)) goto end; } else { if (!TEST_mem_eq(srec_wseq_before, SEQ_NUM_SIZE, srec_wseq_after, SEQ_NUM_SIZE)) goto end; } if (!BIO_get_ktls_recv(clientsc->wbio)) { if (!TEST_mem_ne(crec_rseq_before, SEQ_NUM_SIZE, crec_rseq_after, SEQ_NUM_SIZE)) goto end; } else { if (!TEST_mem_eq(crec_rseq_before, SEQ_NUM_SIZE, crec_rseq_after, SEQ_NUM_SIZE)) goto end; } if (!BIO_get_ktls_recv(serversc->wbio)) { if (!TEST_mem_ne(srec_rseq_before, SEQ_NUM_SIZE, srec_rseq_after, SEQ_NUM_SIZE)) goto end; } else { if (!TEST_mem_eq(srec_rseq_before, SEQ_NUM_SIZE, srec_rseq_after, SEQ_NUM_SIZE)) goto end; } return 1; end: return 0; } static int execute_test_ktls(int cis_ktls, int sis_ktls, int tls_version, const char *cipher) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int ktls_used = 0, testresult = 0; int cfd = -1, sfd = -1; int rx_supported; SSL_CONNECTION *clientsc, *serversc; unsigned char *buf = NULL; const size_t bufsz = SSL3_RT_MAX_PLAIN_LENGTH + 16; int ret; size_t offset = 0, i; if (!TEST_true(create_test_sockets(&cfd, &sfd, SOCK_STREAM, NULL))) goto end; /* Skip this test if the platform does not support ktls */ if (!ktls_chk_platform(cfd)) { testresult = TEST_skip("Kernel does not support KTLS"); goto end; } if (is_fips && strstr(cipher, "CHACHA") != NULL) { testresult = TEST_skip("CHACHA is not supported in FIPS"); goto end; } /* Create a session based on SHA-256 */ if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), tls_version, tls_version, &sctx, &cctx, cert, privkey))) goto end; if (tls_version == TLS1_3_VERSION) { if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, cipher)) || !TEST_true(SSL_CTX_set_ciphersuites(sctx, cipher))) goto end; } else { if (!TEST_true(SSL_CTX_set_cipher_list(cctx, cipher)) || !TEST_true(SSL_CTX_set_cipher_list(sctx, cipher))) goto end; } if (!TEST_true(create_ssl_objects2(sctx, cctx, &serverssl, &clientssl, sfd, cfd))) goto end; if (!TEST_ptr(clientsc = SSL_CONNECTION_FROM_SSL_ONLY(clientssl)) || !TEST_ptr(serversc = SSL_CONNECTION_FROM_SSL_ONLY(serverssl))) goto end; if (cis_ktls) { if (!TEST_true(SSL_set_options(clientssl, SSL_OP_ENABLE_KTLS))) goto end; } if (sis_ktls) { if (!TEST_true(SSL_set_options(serverssl, SSL_OP_ENABLE_KTLS))) goto end; } if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* * The running kernel may not support a given cipher suite * or direction, so just check that KTLS isn't used when it * isn't enabled. */ if (!cis_ktls) { if (!TEST_false(BIO_get_ktls_send(clientsc->wbio))) goto end; } else { if (BIO_get_ktls_send(clientsc->wbio)) ktls_used = 1; } if (!sis_ktls) { if (!TEST_false(BIO_get_ktls_send(serversc->wbio))) goto end; } else { if (BIO_get_ktls_send(serversc->wbio)) ktls_used = 1; } #if defined(OPENSSL_NO_KTLS_RX) rx_supported = 0; #else rx_supported = 1; #endif if (!cis_ktls || !rx_supported) { if (!TEST_false(BIO_get_ktls_recv(clientsc->rbio))) goto end; } else { if (BIO_get_ktls_send(clientsc->rbio)) ktls_used = 1; } if (!sis_ktls || !rx_supported) { if (!TEST_false(BIO_get_ktls_recv(serversc->rbio))) goto end; } else { if (BIO_get_ktls_send(serversc->rbio)) ktls_used = 1; } if ((cis_ktls || sis_ktls) && !ktls_used) { testresult = TEST_skip("KTLS not supported for %s cipher %s", tls_version == TLS1_3_VERSION ? "TLS 1.3" : "TLS 1.2", cipher); goto end; } if (!TEST_true(ping_pong_query(clientssl, serverssl))) goto end; buf = OPENSSL_zalloc(bufsz); if (!TEST_ptr(buf)) goto end; /* * Write some data that exceeds the maximum record length. KTLS may choose * to coalesce this data into a single buffer when we read it again. */ while ((ret = SSL_write(clientssl, buf, bufsz)) != (int)bufsz) { if (!TEST_true(SSL_get_error(clientssl, ret) == SSL_ERROR_WANT_WRITE)) goto end; } /* Now check that we can read all the data we wrote */ do { ret = SSL_read(serverssl, buf + offset, bufsz - offset); if (ret <= 0) { if (!TEST_true(SSL_get_error(serverssl, ret) == SSL_ERROR_WANT_READ)) goto end; } else { offset += ret; } } while (offset < bufsz); if (!TEST_true(offset == bufsz)) goto end; for (i = 0; i < bufsz; i++) if (!TEST_true(buf[i] == 0)) goto end; testresult = 1; end: OPENSSL_free(buf); if (clientssl) { SSL_shutdown(clientssl); SSL_free(clientssl); } if (serverssl) { SSL_shutdown(serverssl); SSL_free(serverssl); } SSL_CTX_free(sctx); SSL_CTX_free(cctx); serverssl = clientssl = NULL; if (cfd != -1) close(cfd); if (sfd != -1) close(sfd); return testresult; } #define SENDFILE_SZ (16 * 4096) #define SENDFILE_CHUNK (4 * 4096) #define min(a,b) ((a) > (b) ? (b) : (a)) static int execute_test_ktls_sendfile(int tls_version, const char *cipher, int zerocopy) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; unsigned char *buf, *buf_dst; BIO *out = NULL, *in = NULL; int cfd = -1, sfd = -1, ffd, err; ssize_t chunk_size = 0; off_t chunk_off = 0; int testresult = 0; FILE *ffdp; SSL_CONNECTION *serversc; buf = OPENSSL_zalloc(SENDFILE_SZ); buf_dst = OPENSSL_zalloc(SENDFILE_SZ); if (!TEST_ptr(buf) || !TEST_ptr(buf_dst) || !TEST_true(create_test_sockets(&cfd, &sfd, SOCK_STREAM, NULL))) goto end; /* Skip this test if the platform does not support ktls */ if (!ktls_chk_platform(sfd)) { testresult = TEST_skip("Kernel does not support KTLS"); goto end; } if (is_fips && strstr(cipher, "CHACHA") != NULL) { testresult = TEST_skip("CHACHA is not supported in FIPS"); goto end; } /* Create a session based on SHA-256 */ if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), tls_version, tls_version, &sctx, &cctx, cert, privkey))) goto end; if (tls_version == TLS1_3_VERSION) { if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, cipher)) || !TEST_true(SSL_CTX_set_ciphersuites(sctx, cipher))) goto end; } else { if (!TEST_true(SSL_CTX_set_cipher_list(cctx, cipher)) || !TEST_true(SSL_CTX_set_cipher_list(sctx, cipher))) goto end; } if (!TEST_true(create_ssl_objects2(sctx, cctx, &serverssl, &clientssl, sfd, cfd))) goto end; if (!TEST_ptr(serversc = SSL_CONNECTION_FROM_SSL_ONLY(serverssl))) goto end; if (!TEST_true(SSL_set_options(serverssl, SSL_OP_ENABLE_KTLS))) goto end; if (zerocopy) { if (!TEST_true(SSL_set_options(serverssl, SSL_OP_ENABLE_KTLS_TX_ZEROCOPY_SENDFILE))) goto end; } if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (!BIO_get_ktls_send(serversc->wbio)) { testresult = TEST_skip("Failed to enable KTLS for %s cipher %s", tls_version == TLS1_3_VERSION ? "TLS 1.3" : "TLS 1.2", cipher); goto end; } if (!TEST_int_gt(RAND_bytes_ex(libctx, buf, SENDFILE_SZ, 0), 0)) goto end; out = BIO_new_file(tmpfilename, "wb"); if (!TEST_ptr(out)) goto end; if (BIO_write(out, buf, SENDFILE_SZ) != SENDFILE_SZ) goto end; BIO_free(out); out = NULL; in = BIO_new_file(tmpfilename, "rb"); BIO_get_fp(in, &ffdp); ffd = fileno(ffdp); while (chunk_off < SENDFILE_SZ) { chunk_size = min(SENDFILE_CHUNK, SENDFILE_SZ - chunk_off); while ((err = SSL_sendfile(serverssl, ffd, chunk_off, chunk_size, 0)) != chunk_size) { if (SSL_get_error(serverssl, err) != SSL_ERROR_WANT_WRITE) goto end; } while ((err = SSL_read(clientssl, buf_dst + chunk_off, chunk_size)) != chunk_size) { if (SSL_get_error(clientssl, err) != SSL_ERROR_WANT_READ) goto end; } /* verify the payload */ if (!TEST_mem_eq(buf_dst + chunk_off, chunk_size, buf + chunk_off, chunk_size)) goto end; chunk_off += chunk_size; } testresult = 1; end: if (clientssl) { SSL_shutdown(clientssl); SSL_free(clientssl); } if (serverssl) { SSL_shutdown(serverssl); SSL_free(serverssl); } SSL_CTX_free(sctx); SSL_CTX_free(cctx); serverssl = clientssl = NULL; BIO_free(out); BIO_free(in); if (cfd != -1) close(cfd); if (sfd != -1) close(sfd); OPENSSL_free(buf); OPENSSL_free(buf_dst); return testresult; } static struct ktls_test_cipher { int tls_version; const char *cipher; } ktls_test_ciphers[] = { # if !defined(OPENSSL_NO_TLS1_2) # ifdef OPENSSL_KTLS_AES_GCM_128 { TLS1_2_VERSION, "AES128-GCM-SHA256" }, # endif # ifdef OPENSSL_KTLS_AES_CCM_128 { TLS1_2_VERSION, "AES128-CCM"}, # endif # ifdef OPENSSL_KTLS_AES_GCM_256 { TLS1_2_VERSION, "AES256-GCM-SHA384"}, # endif # ifdef OPENSSL_KTLS_CHACHA20_POLY1305 # ifndef OPENSSL_NO_EC { TLS1_2_VERSION, "ECDHE-RSA-CHACHA20-POLY1305"}, # endif # endif # endif # if !defined(OSSL_NO_USABLE_TLS1_3) # ifdef OPENSSL_KTLS_AES_GCM_128 { TLS1_3_VERSION, "TLS_AES_128_GCM_SHA256" }, # endif # ifdef OPENSSL_KTLS_AES_CCM_128 { TLS1_3_VERSION, "TLS_AES_128_CCM_SHA256" }, # endif # ifdef OPENSSL_KTLS_AES_GCM_256 { TLS1_3_VERSION, "TLS_AES_256_GCM_SHA384" }, # endif # ifdef OPENSSL_KTLS_CHACHA20_POLY1305 { TLS1_3_VERSION, "TLS_CHACHA20_POLY1305_SHA256" }, # endif # endif }; #define NUM_KTLS_TEST_CIPHERS \ (sizeof(ktls_test_ciphers) / sizeof(ktls_test_ciphers[0])) static int test_ktls(int test) { struct ktls_test_cipher *cipher; int cis_ktls, sis_ktls; OPENSSL_assert(test / 4 < (int)NUM_KTLS_TEST_CIPHERS); cipher = &ktls_test_ciphers[test / 4]; cis_ktls = (test & 1) != 0; sis_ktls = (test & 2) != 0; return execute_test_ktls(cis_ktls, sis_ktls, cipher->tls_version, cipher->cipher); } static int test_ktls_sendfile(int test) { struct ktls_test_cipher *cipher; int tst = test >> 1; OPENSSL_assert(tst < (int)NUM_KTLS_TEST_CIPHERS); cipher = &ktls_test_ciphers[tst]; return execute_test_ktls_sendfile(cipher->tls_version, cipher->cipher, test & 1); } #endif static int test_large_message_tls(void) { return execute_test_large_message(TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, 0); } static int test_large_message_tls_read_ahead(void) { return execute_test_large_message(TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, 1); } #ifndef OPENSSL_NO_DTLS static int test_large_message_dtls(void) { # ifdef OPENSSL_NO_DTLS1_2 /* Not supported in the FIPS provider */ if (is_fips) return 1; # endif /* * read_ahead is not relevant to DTLS because DTLS always acts as if * read_ahead is set. */ return execute_test_large_message(DTLS_server_method(), DTLS_client_method(), DTLS1_VERSION, 0, 0); } #endif /* * Test we can successfully send the maximum amount of application data. We * test each protocol version individually, each with and without EtM enabled. * TLSv1.3 doesn't use EtM so technically it is redundant to test both but it is * simpler this way. We also test all combinations with and without the * SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS option which affects the size of the * underlying buffer. */ static int test_large_app_data(int tst) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0, prot; unsigned char *msg, *buf = NULL; size_t written, readbytes; const SSL_METHOD *smeth = TLS_server_method(); const SSL_METHOD *cmeth = TLS_client_method(); switch (tst >> 2) { case 0: #ifndef OSSL_NO_USABLE_TLS1_3 prot = TLS1_3_VERSION; break; #else return 1; #endif case 1: #ifndef OPENSSL_NO_TLS1_2 prot = TLS1_2_VERSION; break; #else return 1; #endif case 2: #ifndef OPENSSL_NO_TLS1_1 prot = TLS1_1_VERSION; break; #else return 1; #endif case 3: #ifndef OPENSSL_NO_TLS1 prot = TLS1_VERSION; break; #else return 1; #endif case 4: #ifndef OPENSSL_NO_SSL3 prot = SSL3_VERSION; break; #else return 1; #endif case 5: #ifndef OPENSSL_NO_DTLS1_2 prot = DTLS1_2_VERSION; smeth = DTLS_server_method(); cmeth = DTLS_client_method(); break; #else return 1; #endif case 6: #ifndef OPENSSL_NO_DTLS1 prot = DTLS1_VERSION; smeth = DTLS_server_method(); cmeth = DTLS_client_method(); break; #else return 1; #endif default: /* Shouldn't happen */ return 0; } if ((prot < TLS1_2_VERSION || prot == DTLS1_VERSION) && is_fips) return 1; /* Maximal sized message of zeros */ msg = OPENSSL_zalloc(SSL3_RT_MAX_PLAIN_LENGTH); if (!TEST_ptr(msg)) goto end; buf = OPENSSL_malloc(SSL3_RT_MAX_PLAIN_LENGTH + 1); if (!TEST_ptr(buf)) goto end; /* Set whole buffer to all bits set */ memset(buf, 0xff, SSL3_RT_MAX_PLAIN_LENGTH + 1); if (!TEST_true(create_ssl_ctx_pair(libctx, smeth, cmeth, prot, prot, &sctx, &cctx, cert, privkey))) goto end; if (prot < TLS1_2_VERSION || prot == DTLS1_VERSION) { /* Older protocol versions need SECLEVEL=0 due to SHA1 usage */ if (!TEST_true(SSL_CTX_set_cipher_list(cctx, "DEFAULT:@SECLEVEL=0")) || !TEST_true(SSL_CTX_set_cipher_list(sctx, "DEFAULT:@SECLEVEL=0"))) goto end; } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if ((tst & 1) != 0) { /* Setting this option gives us a minimally sized underlying buffer */ if (!TEST_true(SSL_set_options(serverssl, SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS)) || !TEST_true(SSL_set_options(clientssl, SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS))) goto end; } if ((tst & 2) != 0) { /* * Setting this option means the MAC is added before encryption * giving us a larger record for the encryption process */ if (!TEST_true(SSL_set_options(serverssl, SSL_OP_NO_ENCRYPT_THEN_MAC)) || !TEST_true(SSL_set_options(clientssl, SSL_OP_NO_ENCRYPT_THEN_MAC))) goto end; } if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (!TEST_true(SSL_write_ex(clientssl, msg, SSL3_RT_MAX_PLAIN_LENGTH, &written)) || !TEST_size_t_eq(written, SSL3_RT_MAX_PLAIN_LENGTH)) goto end; /* We provide a buffer slightly larger than what we are actually expecting */ if (!TEST_true(SSL_read_ex(serverssl, buf, SSL3_RT_MAX_PLAIN_LENGTH + 1, &readbytes))) goto end; if (!TEST_mem_eq(msg, written, buf, readbytes)) goto end; testresult = 1; end: OPENSSL_free(msg); OPENSSL_free(buf); SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #if !defined(OPENSSL_NO_TLS1_2) || !defined(OSSL_NO_USABLE_TLS1_3) \ || !defined(OPENSSL_NO_DTLS) static int execute_cleanse_plaintext(const SSL_METHOD *smeth, const SSL_METHOD *cmeth, int min_version, int max_version) { size_t i; SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; const unsigned char *zbuf; SSL_CONNECTION *serversc; TLS_RECORD *rr; static unsigned char cbuf[16000]; static unsigned char sbuf[16000]; if (!TEST_true(create_ssl_ctx_pair(libctx, smeth, cmeth, min_version, max_version, &sctx, &cctx, cert, privkey))) goto end; # ifdef OPENSSL_NO_DTLS1_2 if (smeth == DTLS_server_method()) { /* Not supported in the FIPS provider */ if (is_fips) { testresult = 1; goto end; }; /* * Default sigalgs are SHA1 based in rlayer.tlsrecs; zbuf = &rr->data[rr->off]; if (!TEST_int_eq(rr->length, sizeof(cbuf))) goto end; /* * After SSL_peek() the plaintext must still be stored in the * record. */ if (!TEST_mem_eq(cbuf, sizeof(cbuf), zbuf, sizeof(cbuf))) goto end; memset(sbuf, 0, sizeof(sbuf)); if (!TEST_int_eq(SSL_read(serverssl, &sbuf, sizeof(sbuf)), sizeof(sbuf))) goto end; if (!TEST_mem_eq(cbuf, sizeof(cbuf), sbuf, sizeof(cbuf))) goto end; /* Check if rbuf is cleansed */ memset(cbuf, 0, sizeof(cbuf)); if (!TEST_mem_eq(cbuf, sizeof(cbuf), zbuf, sizeof(cbuf))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif /* * !defined(OPENSSL_NO_TLS1_2) || !defined(OSSL_NO_USABLE_TLS1_3) * || !defined(OPENSSL_NO_DTLS) */ static int test_cleanse_plaintext(void) { #if !defined(OPENSSL_NO_TLS1_2) if (!TEST_true(execute_cleanse_plaintext(TLS_server_method(), TLS_client_method(), TLS1_2_VERSION, TLS1_2_VERSION))) return 0; #endif #if !defined(OSSL_NO_USABLE_TLS1_3) if (!TEST_true(execute_cleanse_plaintext(TLS_server_method(), TLS_client_method(), TLS1_3_VERSION, TLS1_3_VERSION))) return 0; #endif #if !defined(OPENSSL_NO_DTLS) if (!TEST_true(execute_cleanse_plaintext(DTLS_server_method(), DTLS_client_method(), DTLS1_VERSION, 0))) return 0; #endif return 1; } #ifndef OPENSSL_NO_OCSP static int ocsp_server_cb(SSL *s, void *arg) { int *argi = (int *)arg; unsigned char *copy = NULL; STACK_OF(OCSP_RESPID) *ids = NULL; OCSP_RESPID *id = NULL; if (*argi == 2) { /* In this test we are expecting exactly 1 OCSP_RESPID */ SSL_get_tlsext_status_ids(s, &ids); if (ids == NULL || sk_OCSP_RESPID_num(ids) != 1) return SSL_TLSEXT_ERR_ALERT_FATAL; id = sk_OCSP_RESPID_value(ids, 0); if (id == NULL || !OCSP_RESPID_match_ex(id, ocspcert, libctx, NULL)) return SSL_TLSEXT_ERR_ALERT_FATAL; } else if (*argi != 1) { return SSL_TLSEXT_ERR_ALERT_FATAL; } if (!TEST_ptr(copy = OPENSSL_memdup(orespder, sizeof(orespder)))) return SSL_TLSEXT_ERR_ALERT_FATAL; if (!TEST_true(SSL_set_tlsext_status_ocsp_resp(s, copy, sizeof(orespder)))) { OPENSSL_free(copy); return SSL_TLSEXT_ERR_ALERT_FATAL; } ocsp_server_called = 1; return SSL_TLSEXT_ERR_OK; } static int ocsp_client_cb(SSL *s, void *arg) { int *argi = (int *)arg; const unsigned char *respderin; size_t len; if (*argi != 1 && *argi != 2) return 0; len = SSL_get_tlsext_status_ocsp_resp(s, &respderin); if (!TEST_mem_eq(orespder, len, respderin, len)) return 0; ocsp_client_called = 1; return 1; } static int test_tlsext_status_type(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; STACK_OF(OCSP_RESPID) *ids = NULL; OCSP_RESPID *id = NULL; BIO *certbio = NULL; if (!create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey)) return 0; if (SSL_CTX_get_tlsext_status_type(cctx) != -1) goto end; /* First just do various checks getting and setting tlsext_status_type */ clientssl = SSL_new(cctx); if (!TEST_int_eq(SSL_get_tlsext_status_type(clientssl), -1) || !TEST_true(SSL_set_tlsext_status_type(clientssl, TLSEXT_STATUSTYPE_ocsp)) || !TEST_int_eq(SSL_get_tlsext_status_type(clientssl), TLSEXT_STATUSTYPE_ocsp)) goto end; SSL_free(clientssl); clientssl = NULL; if (!SSL_CTX_set_tlsext_status_type(cctx, TLSEXT_STATUSTYPE_ocsp) || SSL_CTX_get_tlsext_status_type(cctx) != TLSEXT_STATUSTYPE_ocsp) goto end; clientssl = SSL_new(cctx); if (SSL_get_tlsext_status_type(clientssl) != TLSEXT_STATUSTYPE_ocsp) goto end; SSL_free(clientssl); clientssl = NULL; /* * Now actually do a handshake and check OCSP information is exchanged and * the callbacks get called */ SSL_CTX_set_tlsext_status_cb(cctx, ocsp_client_cb); SSL_CTX_set_tlsext_status_arg(cctx, &cdummyarg); SSL_CTX_set_tlsext_status_cb(sctx, ocsp_server_cb); SSL_CTX_set_tlsext_status_arg(sctx, &cdummyarg); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_true(ocsp_client_called) || !TEST_true(ocsp_server_called)) goto end; SSL_free(serverssl); SSL_free(clientssl); serverssl = NULL; clientssl = NULL; /* Try again but this time force the server side callback to fail */ ocsp_client_called = 0; ocsp_server_called = 0; cdummyarg = 0; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) /* This should fail because the callback will fail */ || !TEST_false(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_false(ocsp_client_called) || !TEST_false(ocsp_server_called)) goto end; SSL_free(serverssl); SSL_free(clientssl); serverssl = NULL; clientssl = NULL; /* * This time we'll get the client to send an OCSP_RESPID that it will * accept. */ ocsp_client_called = 0; ocsp_server_called = 0; cdummyarg = 2; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; /* * We'll just use any old cert for this test - it doesn't have to be an OCSP * specific one. We'll use the server cert. */ if (!TEST_ptr(certbio = BIO_new_file(cert, "r")) || !TEST_ptr(id = OCSP_RESPID_new()) || !TEST_ptr(ids = sk_OCSP_RESPID_new_null()) || !TEST_ptr(ocspcert = X509_new_ex(libctx, NULL)) || !TEST_ptr(PEM_read_bio_X509(certbio, &ocspcert, NULL, NULL)) || !TEST_true(OCSP_RESPID_set_by_key_ex(id, ocspcert, libctx, NULL)) || !TEST_true(sk_OCSP_RESPID_push(ids, id))) goto end; id = NULL; SSL_set_tlsext_status_ids(clientssl, ids); /* Control has been transferred */ ids = NULL; BIO_free(certbio); certbio = NULL; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_true(ocsp_client_called) || !TEST_true(ocsp_server_called)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); sk_OCSP_RESPID_pop_free(ids, OCSP_RESPID_free); OCSP_RESPID_free(id); BIO_free(certbio); X509_free(ocspcert); ocspcert = NULL; return testresult; } #endif #if !defined(OSSL_NO_USABLE_TLS1_3) || !defined(OPENSSL_NO_TLS1_2) static int new_called, remove_called, get_called; static int new_session_cb(SSL *ssl, SSL_SESSION *sess) { new_called++; /* * sess has been up-refed for us, but we don't actually need it so free it * immediately. */ SSL_SESSION_free(sess); return 1; } static void remove_session_cb(SSL_CTX *ctx, SSL_SESSION *sess) { remove_called++; } static SSL_SESSION *get_sess_val = NULL; static SSL_SESSION *get_session_cb(SSL *ssl, const unsigned char *id, int len, int *copy) { get_called++; *copy = 1; return get_sess_val; } static int execute_test_session(int maxprot, int use_int_cache, int use_ext_cache, long s_options) { SSL_CTX *sctx = NULL, *cctx = NULL; SSL *serverssl1 = NULL, *clientssl1 = NULL; SSL *serverssl2 = NULL, *clientssl2 = NULL; # ifndef OPENSSL_NO_TLS1_1 SSL *serverssl3 = NULL, *clientssl3 = NULL; # endif SSL_SESSION *sess1 = NULL, *sess2 = NULL; int testresult = 0, numnewsesstick = 1; new_called = remove_called = 0; /* TLSv1.3 sends 2 NewSessionTickets */ if (maxprot == TLS1_3_VERSION) numnewsesstick = 2; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) return 0; /* * Only allow the max protocol version so we can force a connection failure * later */ SSL_CTX_set_min_proto_version(cctx, maxprot); SSL_CTX_set_max_proto_version(cctx, maxprot); /* Set up session cache */ if (use_ext_cache) { SSL_CTX_sess_set_new_cb(cctx, new_session_cb); SSL_CTX_sess_set_remove_cb(cctx, remove_session_cb); } if (use_int_cache) { /* Also covers instance where both are set */ SSL_CTX_set_session_cache_mode(cctx, SSL_SESS_CACHE_CLIENT); } else { SSL_CTX_set_session_cache_mode(cctx, SSL_SESS_CACHE_CLIENT | SSL_SESS_CACHE_NO_INTERNAL_STORE); } if (s_options) { SSL_CTX_set_options(sctx, s_options); } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl1, &clientssl1, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl1, clientssl1, SSL_ERROR_NONE)) || !TEST_ptr(sess1 = SSL_get1_session(clientssl1))) goto end; /* Should fail because it should already be in the cache */ if (use_int_cache && !TEST_false(SSL_CTX_add_session(cctx, sess1))) goto end; if (use_ext_cache && (!TEST_int_eq(new_called, numnewsesstick) || !TEST_int_eq(remove_called, 0))) goto end; new_called = remove_called = 0; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl2, &clientssl2, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl2, sess1)) || !TEST_true(create_ssl_connection(serverssl2, clientssl2, SSL_ERROR_NONE)) || !TEST_true(SSL_session_reused(clientssl2))) goto end; if (maxprot == TLS1_3_VERSION) { /* * In TLSv1.3 we should have created a new session even though we have * resumed. Since we attempted a resume we should also have removed the * old ticket from the cache so that we try to only use tickets once. */ if (use_ext_cache && (!TEST_int_eq(new_called, 1) || !TEST_int_eq(remove_called, 1))) goto end; } else { /* * In TLSv1.2 we expect to have resumed so no sessions added or * removed. */ if (use_ext_cache && (!TEST_int_eq(new_called, 0) || !TEST_int_eq(remove_called, 0))) goto end; } SSL_SESSION_free(sess1); if (!TEST_ptr(sess1 = SSL_get1_session(clientssl2))) goto end; shutdown_ssl_connection(serverssl2, clientssl2); serverssl2 = clientssl2 = NULL; new_called = remove_called = 0; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl2, &clientssl2, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl2, clientssl2, SSL_ERROR_NONE))) goto end; if (!TEST_ptr(sess2 = SSL_get1_session(clientssl2))) goto end; if (use_ext_cache && (!TEST_int_eq(new_called, numnewsesstick) || !TEST_int_eq(remove_called, 0))) goto end; new_called = remove_called = 0; /* * This should clear sess2 from the cache because it is a "bad" session. * See SSL_set_session() documentation. */ if (!TEST_true(SSL_set_session(clientssl2, sess1))) goto end; if (use_ext_cache && (!TEST_int_eq(new_called, 0) || !TEST_int_eq(remove_called, 1))) goto end; if (!TEST_ptr_eq(SSL_get_session(clientssl2), sess1)) goto end; if (use_int_cache) { /* Should succeeded because it should not already be in the cache */ if (!TEST_true(SSL_CTX_add_session(cctx, sess2)) || !TEST_true(SSL_CTX_remove_session(cctx, sess2))) goto end; } new_called = remove_called = 0; /* This shouldn't be in the cache so should fail */ if (!TEST_false(SSL_CTX_remove_session(cctx, sess2))) goto end; if (use_ext_cache && (!TEST_int_eq(new_called, 0) || !TEST_int_eq(remove_called, 1))) goto end; # if !defined(OPENSSL_NO_TLS1_1) new_called = remove_called = 0; /* Force a connection failure */ SSL_CTX_set_max_proto_version(sctx, TLS1_1_VERSION); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl3, &clientssl3, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl3, sess1)) /* This should fail because of the mismatched protocol versions */ || !TEST_false(create_ssl_connection(serverssl3, clientssl3, SSL_ERROR_NONE))) goto end; /* We should have automatically removed the session from the cache */ if (use_ext_cache && (!TEST_int_eq(new_called, 0) || !TEST_int_eq(remove_called, 1))) goto end; /* Should succeed because it should not already be in the cache */ if (use_int_cache && !TEST_true(SSL_CTX_add_session(cctx, sess2))) goto end; # endif /* Now do some tests for server side caching */ if (use_ext_cache) { SSL_CTX_sess_set_new_cb(cctx, NULL); SSL_CTX_sess_set_remove_cb(cctx, NULL); SSL_CTX_sess_set_new_cb(sctx, new_session_cb); SSL_CTX_sess_set_remove_cb(sctx, remove_session_cb); SSL_CTX_sess_set_get_cb(sctx, get_session_cb); get_sess_val = NULL; } SSL_CTX_set_session_cache_mode(cctx, 0); /* Internal caching is the default on the server side */ if (!use_int_cache) SSL_CTX_set_session_cache_mode(sctx, SSL_SESS_CACHE_SERVER | SSL_SESS_CACHE_NO_INTERNAL_STORE); SSL_free(serverssl1); SSL_free(clientssl1); serverssl1 = clientssl1 = NULL; SSL_free(serverssl2); SSL_free(clientssl2); serverssl2 = clientssl2 = NULL; SSL_SESSION_free(sess1); sess1 = NULL; SSL_SESSION_free(sess2); sess2 = NULL; SSL_CTX_set_max_proto_version(sctx, maxprot); if (maxprot == TLS1_2_VERSION) SSL_CTX_set_options(sctx, SSL_OP_NO_TICKET); new_called = remove_called = get_called = 0; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl1, &clientssl1, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl1, clientssl1, SSL_ERROR_NONE)) || !TEST_ptr(sess1 = SSL_get1_session(clientssl1)) || !TEST_ptr(sess2 = SSL_get1_session(serverssl1))) goto end; if (use_int_cache) { if (maxprot == TLS1_3_VERSION && !use_ext_cache) { /* * In TLSv1.3 it should not have been added to the internal cache, * except in the case where we also have an external cache (in that * case it gets added to the cache in order to generate remove * events after timeout). */ if (!TEST_false(SSL_CTX_remove_session(sctx, sess2))) goto end; } else { /* Should fail because it should already be in the cache */ if (!TEST_false(SSL_CTX_add_session(sctx, sess2))) goto end; } } if (use_ext_cache) { SSL_SESSION *tmp = sess2; if (!TEST_int_eq(new_called, numnewsesstick) || !TEST_int_eq(remove_called, 0) || !TEST_int_eq(get_called, 0)) goto end; /* * Delete the session from the internal cache to force a lookup from * the external cache. We take a copy first because * SSL_CTX_remove_session() also marks the session as non-resumable. */ if (use_int_cache && maxprot != TLS1_3_VERSION) { if (!TEST_ptr(tmp = SSL_SESSION_dup(sess2)) || !TEST_true(sess2->owner != NULL) || !TEST_true(tmp->owner == NULL) || !TEST_true(SSL_CTX_remove_session(sctx, sess2))) goto end; SSL_SESSION_free(sess2); } sess2 = tmp; } new_called = remove_called = get_called = 0; get_sess_val = sess2; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl2, &clientssl2, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl2, sess1)) || !TEST_true(create_ssl_connection(serverssl2, clientssl2, SSL_ERROR_NONE)) || !TEST_true(SSL_session_reused(clientssl2))) goto end; if (use_ext_cache) { if (!TEST_int_eq(remove_called, 0)) goto end; if (maxprot == TLS1_3_VERSION) { if (!TEST_int_eq(new_called, 1) || !TEST_int_eq(get_called, 0)) goto end; } else { if (!TEST_int_eq(new_called, 0) || !TEST_int_eq(get_called, 1)) goto end; } } /* * Make a small cache, force out all other sessions but * sess2, try to add sess1, which should succeed. Then * make sure it's there by checking the owners. Despite * the timeouts, sess1 should have kicked out sess2 */ /* Make sess1 expire before sess2 */ if (!TEST_long_gt(SSL_SESSION_set_time(sess1, 1000), 0) || !TEST_long_gt(SSL_SESSION_set_timeout(sess1, 1000), 0) || !TEST_long_gt(SSL_SESSION_set_time(sess2, 2000), 0) || !TEST_long_gt(SSL_SESSION_set_timeout(sess2, 2000), 0)) goto end; if (!TEST_long_ne(SSL_CTX_sess_set_cache_size(sctx, 1), 0)) goto end; /* Don't care about results - cache should only be sess2 at end */ SSL_CTX_add_session(sctx, sess1); SSL_CTX_add_session(sctx, sess2); /* Now add sess1, and make sure it remains, despite timeout */ if (!TEST_true(SSL_CTX_add_session(sctx, sess1)) || !TEST_ptr(sess1->owner) || !TEST_ptr_null(sess2->owner)) goto end; testresult = 1; end: SSL_free(serverssl1); SSL_free(clientssl1); SSL_free(serverssl2); SSL_free(clientssl2); # ifndef OPENSSL_NO_TLS1_1 SSL_free(serverssl3); SSL_free(clientssl3); # endif SSL_SESSION_free(sess1); SSL_SESSION_free(sess2); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif /* !defined(OSSL_NO_USABLE_TLS1_3) || !defined(OPENSSL_NO_TLS1_2) */ static int test_session_with_only_int_cache(void) { #ifndef OSSL_NO_USABLE_TLS1_3 if (!execute_test_session(TLS1_3_VERSION, 1, 0, 0)) return 0; #endif #ifndef OPENSSL_NO_TLS1_2 return execute_test_session(TLS1_2_VERSION, 1, 0, 0); #else return 1; #endif } static int test_session_with_only_ext_cache(void) { #ifndef OSSL_NO_USABLE_TLS1_3 if (!execute_test_session(TLS1_3_VERSION, 0, 1, 0)) return 0; #endif #ifndef OPENSSL_NO_TLS1_2 return execute_test_session(TLS1_2_VERSION, 0, 1, 0); #else return 1; #endif } static int test_session_with_both_cache(void) { #ifndef OSSL_NO_USABLE_TLS1_3 if (!execute_test_session(TLS1_3_VERSION, 1, 1, 0)) return 0; #endif #ifndef OPENSSL_NO_TLS1_2 return execute_test_session(TLS1_2_VERSION, 1, 1, 0); #else return 1; #endif } static int test_session_wo_ca_names(void) { #ifndef OSSL_NO_USABLE_TLS1_3 if (!execute_test_session(TLS1_3_VERSION, 1, 0, SSL_OP_DISABLE_TLSEXT_CA_NAMES)) return 0; #endif #ifndef OPENSSL_NO_TLS1_2 return execute_test_session(TLS1_2_VERSION, 1, 0, SSL_OP_DISABLE_TLSEXT_CA_NAMES); #else return 1; #endif } #ifndef OSSL_NO_USABLE_TLS1_3 static SSL_SESSION *sesscache[6]; static int do_cache; static int new_cachesession_cb(SSL *ssl, SSL_SESSION *sess) { if (do_cache) { sesscache[new_called] = sess; } else { /* We don't need the reference to the session, so free it */ SSL_SESSION_free(sess); } new_called++; return 1; } static int post_handshake_verify(SSL *sssl, SSL *cssl) { SSL_set_verify(sssl, SSL_VERIFY_PEER, NULL); if (!TEST_true(SSL_verify_client_post_handshake(sssl))) return 0; /* Start handshake on the server and client */ if (!TEST_int_eq(SSL_do_handshake(sssl), 1) || !TEST_int_le(SSL_read(cssl, NULL, 0), 0) || !TEST_int_le(SSL_read(sssl, NULL, 0), 0) || !TEST_true(create_ssl_connection(sssl, cssl, SSL_ERROR_NONE))) return 0; return 1; } static int setup_ticket_test(int stateful, int idx, SSL_CTX **sctx, SSL_CTX **cctx) { int sess_id_ctx = 1; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, sctx, cctx, cert, privkey)) || !TEST_true(SSL_CTX_set_num_tickets(*sctx, idx)) || !TEST_true(SSL_CTX_set_session_id_context(*sctx, (void *)&sess_id_ctx, sizeof(sess_id_ctx)))) return 0; if (stateful) SSL_CTX_set_options(*sctx, SSL_OP_NO_TICKET); SSL_CTX_set_session_cache_mode(*cctx, SSL_SESS_CACHE_CLIENT | SSL_SESS_CACHE_NO_INTERNAL_STORE); SSL_CTX_sess_set_new_cb(*cctx, new_cachesession_cb); return 1; } static int check_resumption(int idx, SSL_CTX *sctx, SSL_CTX *cctx, int succ) { SSL *serverssl = NULL, *clientssl = NULL; int i; /* Test that we can resume with all the tickets we got given */ for (i = 0; i < idx * 2; i++) { new_called = 0; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, sesscache[i]))) goto end; SSL_set_post_handshake_auth(clientssl, 1); if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* * Following a successful resumption we only get 1 ticket. After a * failed one we should get idx tickets. */ if (succ) { if (!TEST_true(SSL_session_reused(clientssl)) || !TEST_int_eq(new_called, 1)) goto end; } else { if (!TEST_false(SSL_session_reused(clientssl)) || !TEST_int_eq(new_called, idx)) goto end; } new_called = 0; /* After a post-handshake authentication we should get 1 new ticket */ if (succ && (!post_handshake_verify(serverssl, clientssl) || !TEST_int_eq(new_called, 1))) goto end; SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; SSL_SESSION_free(sesscache[i]); sesscache[i] = NULL; } return 1; end: SSL_free(clientssl); SSL_free(serverssl); return 0; } static int test_tickets(int stateful, int idx) { SSL_CTX *sctx = NULL, *cctx = NULL; SSL *serverssl = NULL, *clientssl = NULL; int testresult = 0; size_t j; /* idx is the test number, but also the number of tickets we want */ new_called = 0; do_cache = 1; if (!setup_ticket_test(stateful, idx, &sctx, &cctx)) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) /* Check we got the number of tickets we were expecting */ || !TEST_int_eq(idx, new_called)) goto end; SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); clientssl = serverssl = NULL; sctx = cctx = NULL; /* * Now we try to resume with the tickets we previously created. The * resumption attempt is expected to fail (because we're now using a new * SSL_CTX). We should see idx number of tickets issued again. */ /* Stop caching sessions - just count them */ do_cache = 0; if (!setup_ticket_test(stateful, idx, &sctx, &cctx)) goto end; if (!check_resumption(idx, sctx, cctx, 0)) goto end; /* Start again with caching sessions */ new_called = 0; do_cache = 1; SSL_CTX_free(sctx); SSL_CTX_free(cctx); sctx = cctx = NULL; if (!setup_ticket_test(stateful, idx, &sctx, &cctx)) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; SSL_set_post_handshake_auth(clientssl, 1); if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) /* Check we got the number of tickets we were expecting */ || !TEST_int_eq(idx, new_called)) goto end; /* After a post-handshake authentication we should get new tickets issued */ if (!post_handshake_verify(serverssl, clientssl) || !TEST_int_eq(idx * 2, new_called)) goto end; SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; /* Stop caching sessions - just count them */ do_cache = 0; /* * Check we can resume with all the tickets we created. This time around the * resumptions should all be successful. */ if (!check_resumption(idx, sctx, cctx, 1)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); for (j = 0; j < OSSL_NELEM(sesscache); j++) { SSL_SESSION_free(sesscache[j]); sesscache[j] = NULL; } SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } static int test_stateless_tickets(int idx) { return test_tickets(0, idx); } static int test_stateful_tickets(int idx) { return test_tickets(1, idx); } static int test_psk_tickets(void) { SSL_CTX *sctx = NULL, *cctx = NULL; SSL *serverssl = NULL, *clientssl = NULL; int testresult = 0; int sess_id_ctx = 1; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, NULL, NULL)) || !TEST_true(SSL_CTX_set_session_id_context(sctx, (void *)&sess_id_ctx, sizeof(sess_id_ctx)))) goto end; SSL_CTX_set_session_cache_mode(cctx, SSL_SESS_CACHE_CLIENT | SSL_SESS_CACHE_NO_INTERNAL_STORE); SSL_CTX_set_psk_use_session_callback(cctx, use_session_cb); SSL_CTX_set_psk_find_session_callback(sctx, find_session_cb); SSL_CTX_sess_set_new_cb(cctx, new_session_cb); use_session_cb_cnt = 0; find_session_cb_cnt = 0; srvid = pskid; new_called = 0; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; clientpsk = serverpsk = create_a_psk(clientssl, SHA384_DIGEST_LENGTH); if (!TEST_ptr(clientpsk)) goto end; SSL_SESSION_up_ref(clientpsk); if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_int_eq(1, find_session_cb_cnt) || !TEST_int_eq(1, use_session_cb_cnt) /* We should always get 1 ticket when using external PSK */ || !TEST_int_eq(1, new_called)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); SSL_SESSION_free(clientpsk); SSL_SESSION_free(serverpsk); clientpsk = serverpsk = NULL; return testresult; } static int test_extra_tickets(int idx) { SSL_CTX *sctx = NULL, *cctx = NULL; SSL *serverssl = NULL, *clientssl = NULL; BIO *bretry = BIO_new(bio_s_always_retry()); BIO *tmp = NULL; int testresult = 0; int stateful = 0; size_t nbytes; unsigned char c, buf[1]; new_called = 0; do_cache = 1; if (idx >= 3) { idx -= 3; stateful = 1; } if (!TEST_ptr(bretry) || !setup_ticket_test(stateful, idx, &sctx, &cctx)) goto end; SSL_CTX_sess_set_new_cb(sctx, new_session_cb); /* setup_ticket_test() uses new_cachesession_cb which we don't need. */ SSL_CTX_sess_set_new_cb(cctx, new_session_cb); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; /* * Note that we have new_session_cb on both sctx and cctx, so new_called is * incremented by both client and server. */ if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) /* Check we got the number of tickets we were expecting */ || !TEST_int_eq(idx * 2, new_called) || !TEST_true(SSL_new_session_ticket(serverssl)) || !TEST_true(SSL_new_session_ticket(serverssl)) || !TEST_int_eq(idx * 2, new_called)) goto end; /* Now try a (real) write to actually send the tickets */ c = '1'; if (!TEST_true(SSL_write_ex(serverssl, &c, 1, &nbytes)) || !TEST_size_t_eq(1, nbytes) || !TEST_int_eq(idx * 2 + 2, new_called) || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &nbytes)) || !TEST_int_eq(idx * 2 + 4, new_called) || !TEST_int_eq(sizeof(buf), nbytes) || !TEST_int_eq(c, buf[0]) || !TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &nbytes))) goto end; /* Try with only requesting one new ticket, too */ c = '2'; new_called = 0; if (!TEST_true(SSL_new_session_ticket(serverssl)) || !TEST_true(SSL_write_ex(serverssl, &c, sizeof(c), &nbytes)) || !TEST_size_t_eq(sizeof(c), nbytes) || !TEST_int_eq(1, new_called) || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &nbytes)) || !TEST_int_eq(2, new_called) || !TEST_size_t_eq(sizeof(buf), nbytes) || !TEST_int_eq(c, buf[0])) goto end; /* Do it again but use dummy writes to drive the ticket generation */ c = '3'; new_called = 0; if (!TEST_true(SSL_new_session_ticket(serverssl)) || !TEST_true(SSL_new_session_ticket(serverssl)) || !TEST_true(SSL_write_ex(serverssl, &c, 0, &nbytes)) || !TEST_size_t_eq(0, nbytes) || !TEST_int_eq(2, new_called) || !TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &nbytes)) || !TEST_int_eq(4, new_called)) goto end; /* Once more, but with SSL_do_handshake() to drive the ticket generation */ c = '4'; new_called = 0; if (!TEST_true(SSL_new_session_ticket(serverssl)) || !TEST_true(SSL_new_session_ticket(serverssl)) || !TEST_true(SSL_do_handshake(serverssl)) || !TEST_int_eq(2, new_called) || !TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &nbytes)) || !TEST_int_eq(4, new_called)) goto end; /* * Use the always-retry BIO to exercise the logic that forces ticket * generation to wait until a record boundary. */ c = '5'; new_called = 0; tmp = SSL_get_wbio(serverssl); if (!TEST_ptr(tmp) || !TEST_true(BIO_up_ref(tmp))) { tmp = NULL; goto end; } SSL_set0_wbio(serverssl, bretry); bretry = NULL; if (!TEST_false(SSL_write_ex(serverssl, &c, 1, &nbytes)) || !TEST_int_eq(SSL_get_error(serverssl, 0), SSL_ERROR_WANT_WRITE) || !TEST_size_t_eq(nbytes, 0)) goto end; /* Restore a BIO that will let the write succeed */ SSL_set0_wbio(serverssl, tmp); tmp = NULL; /* * These calls should just queue the request and not send anything * even if we explicitly try to hit the state machine. */ if (!TEST_true(SSL_new_session_ticket(serverssl)) || !TEST_true(SSL_new_session_ticket(serverssl)) || !TEST_int_eq(0, new_called) || !TEST_true(SSL_do_handshake(serverssl)) || !TEST_int_eq(0, new_called)) goto end; /* Re-do the write; still no tickets sent */ if (!TEST_true(SSL_write_ex(serverssl, &c, 1, &nbytes)) || !TEST_size_t_eq(1, nbytes) || !TEST_int_eq(0, new_called) || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &nbytes)) || !TEST_int_eq(0, new_called) || !TEST_int_eq(sizeof(buf), nbytes) || !TEST_int_eq(c, buf[0]) || !TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &nbytes))) goto end; /* Even trying to hit the state machine now will still not send tickets */ if (!TEST_true(SSL_do_handshake(serverssl)) || !TEST_int_eq(0, new_called)) goto end; /* Now the *next* write should send the tickets */ c = '6'; if (!TEST_true(SSL_write_ex(serverssl, &c, 1, &nbytes)) || !TEST_size_t_eq(1, nbytes) || !TEST_int_eq(2, new_called) || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &nbytes)) || !TEST_int_eq(4, new_called) || !TEST_int_eq(sizeof(buf), nbytes) || !TEST_int_eq(c, buf[0]) || !TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &nbytes))) goto end; SSL_shutdown(clientssl); SSL_shutdown(serverssl); testresult = 1; end: BIO_free(bretry); BIO_free(tmp); SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); clientssl = serverssl = NULL; sctx = cctx = NULL; return testresult; } #endif #define USE_NULL 0 #define USE_BIO_1 1 #define USE_BIO_2 2 #define USE_DEFAULT 3 #define CONNTYPE_CONNECTION_SUCCESS 0 #define CONNTYPE_CONNECTION_FAIL 1 #define CONNTYPE_NO_CONNECTION 2 #define TOTAL_NO_CONN_SSL_SET_BIO_TESTS (3 * 3 * 3 * 3) #define TOTAL_CONN_SUCCESS_SSL_SET_BIO_TESTS (2 * 2) #if !defined(OSSL_NO_USABLE_TLS1_3) && !defined(OPENSSL_NO_TLS1_2) # define TOTAL_CONN_FAIL_SSL_SET_BIO_TESTS (2 * 2) #else # define TOTAL_CONN_FAIL_SSL_SET_BIO_TESTS 0 #endif #define TOTAL_SSL_SET_BIO_TESTS TOTAL_NO_CONN_SSL_SET_BIO_TESTS \ + TOTAL_CONN_SUCCESS_SSL_SET_BIO_TESTS \ + TOTAL_CONN_FAIL_SSL_SET_BIO_TESTS static void setupbio(BIO **res, BIO *bio1, BIO *bio2, int type) { switch (type) { case USE_NULL: *res = NULL; break; case USE_BIO_1: *res = bio1; break; case USE_BIO_2: *res = bio2; break; } } /* * Tests calls to SSL_set_bio() under various conditions. * * For the first 3 * 3 * 3 * 3 = 81 tests we do 2 calls to SSL_set_bio() with * various combinations of valid BIOs or NULL being set for the rbio/wbio. We * then do more tests where we create a successful connection first using our * standard connection setup functions, and then call SSL_set_bio() with * various combinations of valid BIOs or NULL. We then repeat these tests * following a failed connection. In this last case we are looking to check that * SSL_set_bio() functions correctly in the case where s->bbio is not NULL. */ static int test_ssl_set_bio(int idx) { SSL_CTX *sctx = NULL, *cctx = NULL; BIO *bio1 = NULL; BIO *bio2 = NULL; BIO *irbio = NULL, *iwbio = NULL, *nrbio = NULL, *nwbio = NULL; SSL *serverssl = NULL, *clientssl = NULL; int initrbio, initwbio, newrbio, newwbio, conntype; int testresult = 0; if (idx < TOTAL_NO_CONN_SSL_SET_BIO_TESTS) { initrbio = idx % 3; idx /= 3; initwbio = idx % 3; idx /= 3; newrbio = idx % 3; idx /= 3; newwbio = idx % 3; conntype = CONNTYPE_NO_CONNECTION; } else { idx -= TOTAL_NO_CONN_SSL_SET_BIO_TESTS; initrbio = initwbio = USE_DEFAULT; newrbio = idx % 2; idx /= 2; newwbio = idx % 2; idx /= 2; conntype = idx % 2; } if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) goto end; if (conntype == CONNTYPE_CONNECTION_FAIL) { /* * We won't ever get here if either TLSv1.3 or TLSv1.2 is disabled * because we reduced the number of tests in the definition of * TOTAL_CONN_FAIL_SSL_SET_BIO_TESTS to avoid this scenario. By setting * mismatched protocol versions we will force a connection failure. */ SSL_CTX_set_min_proto_version(sctx, TLS1_3_VERSION); SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION); } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (initrbio == USE_BIO_1 || initwbio == USE_BIO_1 || newrbio == USE_BIO_1 || newwbio == USE_BIO_1) { if (!TEST_ptr(bio1 = BIO_new(BIO_s_mem()))) goto end; } if (initrbio == USE_BIO_2 || initwbio == USE_BIO_2 || newrbio == USE_BIO_2 || newwbio == USE_BIO_2) { if (!TEST_ptr(bio2 = BIO_new(BIO_s_mem()))) goto end; } if (initrbio != USE_DEFAULT) { setupbio(&irbio, bio1, bio2, initrbio); setupbio(&iwbio, bio1, bio2, initwbio); SSL_set_bio(clientssl, irbio, iwbio); /* * We want to maintain our own refs to these BIO, so do an up ref for * each BIO that will have ownership transferred in the SSL_set_bio() * call */ if (irbio != NULL) BIO_up_ref(irbio); if (iwbio != NULL && iwbio != irbio) BIO_up_ref(iwbio); } if (conntype != CONNTYPE_NO_CONNECTION && !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE) == (conntype == CONNTYPE_CONNECTION_SUCCESS))) goto end; setupbio(&nrbio, bio1, bio2, newrbio); setupbio(&nwbio, bio1, bio2, newwbio); /* * We will (maybe) transfer ownership again so do more up refs. * SSL_set_bio() has some really complicated ownership rules where BIOs have * already been set! */ if (nrbio != NULL && nrbio != irbio && (nwbio != iwbio || nrbio != nwbio)) BIO_up_ref(nrbio); if (nwbio != NULL && nwbio != nrbio && (nwbio != iwbio || (nwbio == iwbio && irbio == iwbio))) BIO_up_ref(nwbio); SSL_set_bio(clientssl, nrbio, nwbio); testresult = 1; end: BIO_free(bio1); BIO_free(bio2); /* * This test is checking that the ref counting for SSL_set_bio is correct. * If we get here and we did too many frees then we will fail in the above * functions. */ SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } typedef enum { NO_BIO_CHANGE, CHANGE_RBIO, CHANGE_WBIO } bio_change_t; static int execute_test_ssl_bio(int pop_ssl, bio_change_t change_bio) { BIO *sslbio = NULL, *membio1 = NULL, *membio2 = NULL; SSL_CTX *ctx; SSL *ssl = NULL; int testresult = 0; if (!TEST_ptr(ctx = SSL_CTX_new_ex(libctx, NULL, TLS_method())) || !TEST_ptr(ssl = SSL_new(ctx)) || !TEST_ptr(sslbio = BIO_new(BIO_f_ssl())) || !TEST_ptr(membio1 = BIO_new(BIO_s_mem()))) goto end; BIO_set_ssl(sslbio, ssl, BIO_CLOSE); /* * If anything goes wrong here then we could leak memory. */ BIO_push(sslbio, membio1); /* Verify changing the rbio/wbio directly does not cause leaks */ if (change_bio != NO_BIO_CHANGE) { if (!TEST_ptr(membio2 = BIO_new(BIO_s_mem()))) { ssl = NULL; goto end; } if (change_bio == CHANGE_RBIO) SSL_set0_rbio(ssl, membio2); else SSL_set0_wbio(ssl, membio2); } ssl = NULL; if (pop_ssl) BIO_pop(sslbio); else BIO_pop(membio1); testresult = 1; end: BIO_free(membio1); BIO_free(sslbio); SSL_free(ssl); SSL_CTX_free(ctx); return testresult; } static int test_ssl_bio_pop_next_bio(void) { return execute_test_ssl_bio(0, NO_BIO_CHANGE); } static int test_ssl_bio_pop_ssl_bio(void) { return execute_test_ssl_bio(1, NO_BIO_CHANGE); } static int test_ssl_bio_change_rbio(void) { return execute_test_ssl_bio(0, CHANGE_RBIO); } static int test_ssl_bio_change_wbio(void) { return execute_test_ssl_bio(0, CHANGE_WBIO); } #if !defined(OPENSSL_NO_TLS1_2) || defined(OSSL_NO_USABLE_TLS1_3) typedef struct { /* The list of sig algs */ const int *list; /* The length of the list */ size_t listlen; /* A sigalgs list in string format */ const char *liststr; /* Whether setting the list should succeed */ int valid; /* Whether creating a connection with the list should succeed */ int connsuccess; } sigalgs_list; static const int validlist1[] = {NID_sha256, EVP_PKEY_RSA}; # ifndef OPENSSL_NO_EC static const int validlist2[] = {NID_sha256, EVP_PKEY_RSA, NID_sha512, EVP_PKEY_EC}; static const int validlist3[] = {NID_sha512, EVP_PKEY_EC}; # endif static const int invalidlist1[] = {NID_undef, EVP_PKEY_RSA}; static const int invalidlist2[] = {NID_sha256, NID_undef}; static const int invalidlist3[] = {NID_sha256, EVP_PKEY_RSA, NID_sha256}; static const int invalidlist4[] = {NID_sha256}; static const sigalgs_list testsigalgs[] = { {validlist1, OSSL_NELEM(validlist1), NULL, 1, 1}, # ifndef OPENSSL_NO_EC {validlist2, OSSL_NELEM(validlist2), NULL, 1, 1}, {validlist3, OSSL_NELEM(validlist3), NULL, 1, 0}, # endif {NULL, 0, "RSA+SHA256", 1, 1}, {NULL, 0, "RSA+SHA256:?Invalid", 1, 1}, # ifndef OPENSSL_NO_EC {NULL, 0, "RSA+SHA256:ECDSA+SHA512", 1, 1}, {NULL, 0, "ECDSA+SHA512", 1, 0}, # endif {invalidlist1, OSSL_NELEM(invalidlist1), NULL, 0, 0}, {invalidlist2, OSSL_NELEM(invalidlist2), NULL, 0, 0}, {invalidlist3, OSSL_NELEM(invalidlist3), NULL, 0, 0}, {invalidlist4, OSSL_NELEM(invalidlist4), NULL, 0, 0}, {NULL, 0, "RSA", 0, 0}, {NULL, 0, "SHA256", 0, 0}, {NULL, 0, "RSA+SHA256:SHA256", 0, 0}, {NULL, 0, "Invalid", 0, 0} }; static int test_set_sigalgs(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; const sigalgs_list *curr; int testctx; /* Should never happen */ if (!TEST_size_t_le((size_t)idx, OSSL_NELEM(testsigalgs) * 2)) return 0; testctx = ((size_t)idx < OSSL_NELEM(testsigalgs)); curr = testctx ? &testsigalgs[idx] : &testsigalgs[idx - OSSL_NELEM(testsigalgs)]; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) return 0; SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION); if (testctx) { int ret; if (curr->list != NULL) ret = SSL_CTX_set1_sigalgs(cctx, curr->list, curr->listlen); else ret = SSL_CTX_set1_sigalgs_list(cctx, curr->liststr); if (!ret) { if (curr->valid) TEST_info("Failure setting sigalgs in SSL_CTX (%d)\n", idx); else testresult = 1; goto end; } if (!curr->valid) { TEST_info("Not-failed setting sigalgs in SSL_CTX (%d)\n", idx); goto end; } } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!testctx) { int ret; if (curr->list != NULL) ret = SSL_set1_sigalgs(clientssl, curr->list, curr->listlen); else ret = SSL_set1_sigalgs_list(clientssl, curr->liststr); if (!ret) { if (curr->valid) TEST_info("Failure setting sigalgs in SSL (%d)\n", idx); else testresult = 1; goto end; } if (!curr->valid) goto end; } if (!TEST_int_eq(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE), curr->connsuccess)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif #ifndef OSSL_NO_USABLE_TLS1_3 static int psk_client_cb_cnt = 0; static int psk_server_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 (clientpsk != NULL) SSL_SESSION_up_ref(clientpsk); *sess = clientpsk; *id = (const unsigned char *)pskid; *idlen = strlen(pskid); return 1; } #ifndef OPENSSL_NO_PSK static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *id, unsigned int max_id_len, unsigned char *psk, unsigned int max_psk_len) { unsigned int psklen = 0; psk_client_cb_cnt++; if (strlen(pskid) + 1 > max_id_len) return 0; /* We should only ever be called a maximum of twice per connection */ if (psk_client_cb_cnt > 2) return 0; if (clientpsk == NULL) return 0; /* We'll reuse the PSK we set up for TLSv1.3 */ if (SSL_SESSION_get_master_key(clientpsk, NULL, 0) > max_psk_len) return 0; psklen = SSL_SESSION_get_master_key(clientpsk, psk, max_psk_len); strncpy(id, pskid, max_id_len); return psklen; } #endif /* OPENSSL_NO_PSK */ 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 (serverpsk == 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(serverpsk); *sess = serverpsk; return 1; } #ifndef OPENSSL_NO_PSK static unsigned int psk_server_cb(SSL *ssl, const char *identity, unsigned char *psk, unsigned int max_psk_len) { unsigned int psklen = 0; psk_server_cb_cnt++; /* We should only ever be called a maximum of twice per connection */ if (find_session_cb_cnt > 2) return 0; if (serverpsk == NULL) return 0; /* Identity should match that set by the client */ if (strcmp(srvid, identity) != 0) { return 0; } /* We'll reuse the PSK we set up for TLSv1.3 */ if (SSL_SESSION_get_master_key(serverpsk, NULL, 0) > max_psk_len) return 0; psklen = SSL_SESSION_get_master_key(serverpsk, psk, max_psk_len); return psklen; } #endif /* OPENSSL_NO_PSK */ #define MSG1 "Hello" #define MSG2 "World." #define MSG3 "This" #define MSG4 "is" #define MSG5 "a" #define MSG6 "test" #define MSG7 "message." static int artificial_ticket_time = 0; static int ed_gen_cb(SSL *s, void *arg) { SSL_SESSION *sess = SSL_get0_session(s); if (sess == NULL) return 0; /* * Artificially give the ticket some age. Just do it for the number of * tickets we've been told to do. */ if (artificial_ticket_time == 0) return 1; artificial_ticket_time--; if (SSL_SESSION_set_time_ex(sess, SSL_SESSION_get_time_ex(sess) - 10) == 0) return 0; return 1; } /* * Helper method to setup objects for early data test. Caller frees objects on * error. */ static int setupearly_data_test(SSL_CTX **cctx, SSL_CTX **sctx, SSL **clientssl, SSL **serverssl, SSL_SESSION **sess, int idx, size_t mdsize) { int artificial = (artificial_ticket_time > 0); if (*sctx == NULL && !TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, sctx, cctx, cert, privkey))) return 0; if (artificial) SSL_CTX_set_session_ticket_cb(*sctx, ed_gen_cb, NULL, NULL); if (!TEST_true(SSL_CTX_set_max_early_data(*sctx, SSL3_RT_MAX_PLAIN_LENGTH))) return 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))) return 0; /* * For one of the run throughs (doesn't matter which one), we'll try sending * some SNI data in the initial ClientHello. This will be ignored (because * there is no SNI cb set up by the server), so it should not impact * early_data. */ if (idx == 1 && !TEST_true(SSL_set_tlsext_host_name(*clientssl, "localhost"))) return 0; if (idx == 2) { clientpsk = create_a_psk(*clientssl, mdsize); if (!TEST_ptr(clientpsk) /* * 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(clientpsk, 0x100)) || !TEST_true(SSL_SESSION_up_ref(clientpsk))) { SSL_SESSION_free(clientpsk); clientpsk = NULL; return 0; } serverpsk = clientpsk; if (sess != NULL) { if (!TEST_true(SSL_SESSION_up_ref(clientpsk))) { SSL_SESSION_free(clientpsk); SSL_SESSION_free(serverpsk); clientpsk = serverpsk = NULL; return 0; } *sess = clientpsk; } 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); SSL_shutdown(*clientssl); SSL_shutdown(*serverssl); SSL_free(*serverssl); SSL_free(*clientssl); *serverssl = *clientssl = NULL; /* * Artificially give the ticket some age to match the artificial age we * gave it on the server side */ if (artificial && !TEST_time_t_gt(SSL_SESSION_set_time_ex(*sess, SSL_SESSION_get_time_ex(*sess) - 10), 0)) return 0; if (!TEST_true(create_ssl_objects(*sctx, *cctx, serverssl, clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(*clientssl, *sess))) return 0; return 1; } static int test_early_data_read_write(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; SSL_SESSION *sess = NULL; unsigned char buf[20], data[1024]; size_t readbytes, written, eoedlen, rawread, rawwritten; BIO *rbio; /* Artificially give the next 2 tickets some age for non PSK sessions */ if (idx != 2) artificial_ticket_time = 2; if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, &serverssl, &sess, idx, SHA384_DIGEST_LENGTH))) { artificial_ticket_time = 0; goto end; } artificial_ticket_time = 0; /* Write and read some early data */ if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), &written)) || !TEST_size_t_eq(written, strlen(MSG1)) || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_SUCCESS) || !TEST_mem_eq(MSG1, readbytes, buf, strlen(MSG1)) || !TEST_int_eq(SSL_get_early_data_status(serverssl), SSL_EARLY_DATA_ACCEPTED)) goto end; /* * Server should be able to write data, and client should be able to * read it. */ if (!TEST_true(SSL_write_early_data(serverssl, MSG2, strlen(MSG2), &written)) || !TEST_size_t_eq(written, strlen(MSG2)) || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2))) goto end; /* Even after reading normal data, client should be able write early data */ if (!TEST_true(SSL_write_early_data(clientssl, MSG3, strlen(MSG3), &written)) || !TEST_size_t_eq(written, strlen(MSG3))) goto end; /* Server should still be able read early data after writing data */ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_SUCCESS) || !TEST_mem_eq(buf, readbytes, MSG3, strlen(MSG3))) goto end; /* Write more data from server and read it from client */ if (!TEST_true(SSL_write_early_data(serverssl, MSG4, strlen(MSG4), &written)) || !TEST_size_t_eq(written, strlen(MSG4)) || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) || !TEST_mem_eq(buf, readbytes, MSG4, strlen(MSG4))) goto end; /* * If client writes normal data it should mean writing early data is no * longer possible. */ if (!TEST_true(SSL_write_ex(clientssl, MSG5, strlen(MSG5), &written)) || !TEST_size_t_eq(written, strlen(MSG5)) || !TEST_int_eq(SSL_get_early_data_status(clientssl), SSL_EARLY_DATA_ACCEPTED)) goto end; /* * At this point the client has written EndOfEarlyData, ClientFinished and * normal (fully protected) data. We are going to cause a delay between the * arrival of EndOfEarlyData and ClientFinished. We read out all the data * in the read BIO, and then just put back the EndOfEarlyData message. */ rbio = SSL_get_rbio(serverssl); if (!TEST_true(BIO_read_ex(rbio, data, sizeof(data), &rawread)) || !TEST_size_t_lt(rawread, sizeof(data)) || !TEST_size_t_gt(rawread, SSL3_RT_HEADER_LENGTH)) goto end; /* Record length is in the 4th and 5th bytes of the record header */ eoedlen = SSL3_RT_HEADER_LENGTH + (data[3] << 8 | data[4]); if (!TEST_true(BIO_write_ex(rbio, data, eoedlen, &rawwritten)) || !TEST_size_t_eq(rawwritten, eoedlen)) goto end; /* Server should be told that there is no more early data */ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_FINISH) || !TEST_size_t_eq(readbytes, 0)) goto end; /* * Server has not finished init yet, so should still be able to write early * data. */ if (!TEST_true(SSL_write_early_data(serverssl, MSG6, strlen(MSG6), &written)) || !TEST_size_t_eq(written, strlen(MSG6))) goto end; /* Push the ClientFinished and the normal data back into the server rbio */ if (!TEST_true(BIO_write_ex(rbio, data + eoedlen, rawread - eoedlen, &rawwritten)) || !TEST_size_t_eq(rawwritten, rawread - eoedlen)) goto end; /* Server should be able to read normal data */ if (!TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) || !TEST_size_t_eq(readbytes, strlen(MSG5))) goto end; /* Client and server should not be able to write/read early data now */ if (!TEST_false(SSL_write_early_data(clientssl, MSG6, strlen(MSG6), &written))) goto end; ERR_clear_error(); if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_ERROR)) goto end; ERR_clear_error(); /* Client should be able to read the data sent by the server */ if (!TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) || !TEST_mem_eq(buf, readbytes, MSG6, strlen(MSG6))) goto end; /* * Make sure we process the two NewSessionTickets. These arrive * post-handshake. We attempt reads which we do not expect to return any * data. */ if (!TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) || !TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))) goto end; /* Server should be able to write normal data */ if (!TEST_true(SSL_write_ex(serverssl, MSG7, strlen(MSG7), &written)) || !TEST_size_t_eq(written, strlen(MSG7)) || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) || !TEST_mem_eq(buf, readbytes, MSG7, strlen(MSG7))) goto end; 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); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, sess))) goto end; /* Write and read some early data */ if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), &written)) || !TEST_size_t_eq(written, strlen(MSG1)) || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_SUCCESS) || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1))) goto end; if (!TEST_int_gt(SSL_connect(clientssl), 0) || !TEST_int_gt(SSL_accept(serverssl), 0)) goto end; /* Client and server should not be able to write/read early data now */ if (!TEST_false(SSL_write_early_data(clientssl, MSG6, strlen(MSG6), &written))) goto end; ERR_clear_error(); if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_ERROR)) goto end; ERR_clear_error(); /* Client and server should be able to write/read normal data */ if (!TEST_true(SSL_write_ex(clientssl, MSG5, strlen(MSG5), &written)) || !TEST_size_t_eq(written, strlen(MSG5)) || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) || !TEST_size_t_eq(readbytes, strlen(MSG5))) goto end; testresult = 1; end: SSL_SESSION_free(sess); SSL_SESSION_free(clientpsk); SSL_SESSION_free(serverpsk); clientpsk = serverpsk = NULL; SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } static int allow_ed_cb_called = 0; static int allow_early_data_cb(SSL *s, void *arg) { int *usecb = (int *)arg; allow_ed_cb_called++; if (*usecb == 1) return 0; return 1; } /* * idx == 0: Standard early_data setup * idx == 1: early_data setup using read_ahead * usecb == 0: Don't use a custom early data callback * usecb == 1: Use a custom early data callback and reject the early data * usecb == 2: Use a custom early data callback and accept the early data * confopt == 0: Configure anti-replay directly * confopt == 1: Configure anti-replay using SSL_CONF */ static int test_early_data_replay_int(int idx, int usecb, int confopt) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; SSL_SESSION *sess = NULL; size_t readbytes, written; unsigned char buf[20]; allow_ed_cb_called = 0; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) return 0; if (usecb > 0) { if (confopt == 0) { SSL_CTX_set_options(sctx, SSL_OP_NO_ANTI_REPLAY); } else { SSL_CONF_CTX *confctx = SSL_CONF_CTX_new(); if (!TEST_ptr(confctx)) goto end; SSL_CONF_CTX_set_flags(confctx, SSL_CONF_FLAG_FILE | SSL_CONF_FLAG_SERVER); SSL_CONF_CTX_set_ssl_ctx(confctx, sctx); if (!TEST_int_eq(SSL_CONF_cmd(confctx, "Options", "-AntiReplay"), 2)) { SSL_CONF_CTX_free(confctx); goto end; } SSL_CONF_CTX_free(confctx); } SSL_CTX_set_allow_early_data_cb(sctx, allow_early_data_cb, &usecb); } if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, &serverssl, &sess, idx, SHA384_DIGEST_LENGTH))) goto end; /* * The server is configured to accept early data. Create a connection to * "use up" the ticket */ if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_true(SSL_session_reused(clientssl))) goto end; SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, sess))) goto end; /* Write and read some early data */ if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), &written)) || !TEST_size_t_eq(written, strlen(MSG1))) goto end; if (usecb <= 1) { if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_FINISH) /* * The ticket was reused, so the we should have rejected the * early data */ || !TEST_int_eq(SSL_get_early_data_status(serverssl), SSL_EARLY_DATA_REJECTED)) goto end; } else { /* In this case the callback decides to accept the early data */ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_SUCCESS) || !TEST_mem_eq(MSG1, strlen(MSG1), buf, readbytes) /* * Server will have sent its flight so client can now send * end of early data and complete its half of the handshake */ || !TEST_int_gt(SSL_connect(clientssl), 0) || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_FINISH) || !TEST_int_eq(SSL_get_early_data_status(serverssl), SSL_EARLY_DATA_ACCEPTED)) goto end; } /* Complete the connection */ if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_int_eq(SSL_session_reused(clientssl), (usecb > 0) ? 1 : 0) || !TEST_int_eq(allow_ed_cb_called, usecb > 0 ? 1 : 0)) goto end; testresult = 1; end: SSL_SESSION_free(sess); SSL_SESSION_free(clientpsk); SSL_SESSION_free(serverpsk); clientpsk = serverpsk = NULL; SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } static int test_early_data_replay(int idx) { int ret = 1, usecb, confopt; for (usecb = 0; usecb < 3; usecb++) { for (confopt = 0; confopt < 2; confopt++) ret &= test_early_data_replay_int(idx, usecb, confopt); } return ret; } static const char *ciphersuites[] = { "TLS_AES_128_CCM_8_SHA256", "TLS_AES_128_GCM_SHA256", "TLS_AES_256_GCM_SHA384", "TLS_AES_128_CCM_SHA256", #if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305) "TLS_CHACHA20_POLY1305_SHA256" #endif }; /* * Helper function to test that a server attempting to read early data can * handle a connection from a client where the early data should be skipped. * testtype: 0 == No HRR * testtype: 1 == HRR * testtype: 2 == HRR, invalid early_data sent after HRR * testtype: 3 == recv_max_early_data set to 0 */ static int early_data_skip_helper(int testtype, int cipher, int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; SSL_SESSION *sess = NULL; unsigned char buf[20]; size_t readbytes, written; if (is_fips && cipher == 4) return 1; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) goto end; if (cipher == 0) { SSL_CTX_set_security_level(sctx, 0); SSL_CTX_set_security_level(cctx, 0); } if (!TEST_true(SSL_CTX_set_ciphersuites(sctx, ciphersuites[cipher])) || !TEST_true(SSL_CTX_set_ciphersuites(cctx, ciphersuites[cipher]))) goto end; if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, &serverssl, &sess, idx, cipher == 2 ? SHA384_DIGEST_LENGTH : SHA256_DIGEST_LENGTH))) goto end; if (testtype == 1 || testtype == 2) { /* Force an HRR to occur */ #if defined(OPENSSL_NO_EC) if (!TEST_true(SSL_set1_groups_list(serverssl, "ffdhe3072"))) goto end; #else if (!TEST_true(SSL_set1_groups_list(serverssl, "P-384"))) goto end; #endif } 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 * time. It could be any value as long as it is not within tolerance. * This should mean the ticket is rejected. */ if (!TEST_true(SSL_SESSION_set_time(sess, (long)(time(NULL) - 20)))) goto end; } if (testtype == 3 && !TEST_true(SSL_set_recv_max_early_data(serverssl, 0))) goto end; /* Write some early data */ if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), &written)) || !TEST_size_t_eq(written, strlen(MSG1))) goto end; /* Server should reject the early data */ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_FINISH) || !TEST_size_t_eq(readbytes, 0) || !TEST_int_eq(SSL_get_early_data_status(serverssl), SSL_EARLY_DATA_REJECTED)) goto end; switch (testtype) { case 0: /* Nothing to do */ break; case 1: /* * Finish off the handshake. We perform the same writes and reads as * further down but we expect them to fail due to the incomplete * handshake. */ if (!TEST_false(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written)) || !TEST_false(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))) goto end; break; case 2: { BIO *wbio = SSL_get_wbio(clientssl); /* A record that will appear as bad early_data */ const unsigned char bad_early_data[] = { 0x17, 0x03, 0x03, 0x00, 0x01, 0x00 }; /* * We force the client to attempt a write. This will fail because * we're still in the handshake. It will cause the second * ClientHello to be sent. */ if (!TEST_false(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written))) goto end; /* * Inject some early_data after the second ClientHello. This should * cause the server to fail */ if (!TEST_true(BIO_write_ex(wbio, bad_early_data, sizeof(bad_early_data), &written))) goto end; } /* fallthrough */ case 3: /* * This client has sent more early_data than we are willing to skip * (case 3) or sent invalid early_data (case 2) so the connection should * abort. */ if (!TEST_false(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) || !TEST_int_eq(SSL_get_error(serverssl, 0), SSL_ERROR_SSL)) goto end; /* Connection has failed - nothing more to do */ testresult = 1; goto end; default: TEST_error("Invalid test type"); goto end; } ERR_clear_error(); /* * Should be able to send normal data despite rejection of early data. The * early_data should be skipped. */ if (!TEST_true(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written)) || !TEST_size_t_eq(written, strlen(MSG2)) || !TEST_int_eq(SSL_get_early_data_status(clientssl), SSL_EARLY_DATA_REJECTED) || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2))) goto end; /* * Failure to decrypt early data records should not leave spurious errors * on the error stack */ if (!TEST_long_eq(ERR_peek_error(), 0)) goto end; testresult = 1; end: SSL_SESSION_free(clientpsk); SSL_SESSION_free(serverpsk); clientpsk = serverpsk = NULL; SSL_SESSION_free(sess); SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Test that a server attempting to read early data can handle a connection * from a client where the early data is not acceptable. */ static int test_early_data_skip(int idx) { return early_data_skip_helper(0, idx % OSSL_NELEM(ciphersuites), idx / OSSL_NELEM(ciphersuites)); } /* * Test that a server attempting to read early data can handle a connection * from a client where an HRR occurs. */ static int test_early_data_skip_hrr(int idx) { return early_data_skip_helper(1, idx % OSSL_NELEM(ciphersuites), idx / OSSL_NELEM(ciphersuites)); } /* * Test that a server attempting to read early data can handle a connection * from a client where an HRR occurs and correctly fails if early_data is sent * after the HRR */ static int test_early_data_skip_hrr_fail(int idx) { return early_data_skip_helper(2, idx % OSSL_NELEM(ciphersuites), idx / OSSL_NELEM(ciphersuites)); } /* * Test that a server attempting to read early data will abort if it tries to * skip over too much. */ static int test_early_data_skip_abort(int idx) { return early_data_skip_helper(3, idx % OSSL_NELEM(ciphersuites), idx / OSSL_NELEM(ciphersuites)); } /* * Test that a server attempting to read early data can handle a connection * from a client that doesn't send any. */ static int test_early_data_not_sent(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; SSL_SESSION *sess = NULL; unsigned char buf[20]; size_t readbytes, written; if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, &serverssl, &sess, idx, SHA384_DIGEST_LENGTH))) goto end; /* Write some data - should block due to handshake with server */ SSL_set_connect_state(clientssl); if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written))) goto end; /* Server should detect that early data has not been sent */ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_FINISH) || !TEST_size_t_eq(readbytes, 0) || !TEST_int_eq(SSL_get_early_data_status(serverssl), SSL_EARLY_DATA_NOT_SENT) || !TEST_int_eq(SSL_get_early_data_status(clientssl), SSL_EARLY_DATA_NOT_SENT)) goto end; /* Continue writing the message we started earlier */ if (!TEST_true(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written)) || !TEST_size_t_eq(written, strlen(MSG1)) || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1)) || !SSL_write_ex(serverssl, MSG2, strlen(MSG2), &written) || !TEST_size_t_eq(written, strlen(MSG2))) goto end; if (!TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2))) goto end; testresult = 1; end: SSL_SESSION_free(sess); SSL_SESSION_free(clientpsk); SSL_SESSION_free(serverpsk); clientpsk = serverpsk = NULL; SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } 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 protlen = 0; const unsigned char *prot; for (prot = in; prot < in + inlen; prot += protlen) { protlen = *prot++; if (in + inlen < prot + protlen) return SSL_TLSEXT_ERR_NOACK; if (protlen == strlen(servalpn) && memcmp(prot, servalpn, protlen) == 0) { *out = prot; *outlen = protlen; return SSL_TLSEXT_ERR_OK; } } return SSL_TLSEXT_ERR_NOACK; } /* Test that a PSK can be used to send early_data */ 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 alpnlist[] = { 0x08, 'g', 'o', 'o', 'd', 'a', 'l', 'p', 'n', 0x07, 'b', 'a', 'd', 'a', 'l', 'p', 'n' }; #define GOODALPNLEN 9 #define BADALPNLEN 8 #define GOODALPN (alpnlist) #define BADALPN (alpnlist + GOODALPNLEN) int err = 0; unsigned char buf[20]; size_t readbytes, written; int readearlyres = SSL_READ_EARLY_DATA_SUCCESS, connectres = 1; 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, SHA384_DIGEST_LENGTH))) goto end; servalpn = "goodalpn"; /* * Note: There is no test for inconsistent SNI with late client detection. * This is because servers do not acknowledge SNI even if they are using * it in a resumption handshake - so it is not actually possible for a * client to detect a problem. */ switch (idx) { case 0: /* Set inconsistent SNI (early client detection) */ 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 (early client detection) */ 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, GOODALPNLEN)) || !TEST_false(SSL_set_alpn_protos(clientssl, BADALPN, BADALPNLEN))) 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 side). In this case the connection * will succeed and accept early_data. In TLSv1.3 on the server side SNI * is associated with each handshake - not the session. Therefore it * should not matter that we used a different server name last time. */ SSL_SESSION_free(serverpsk); serverpsk = SSL_SESSION_dup(clientpsk); if (!TEST_ptr(serverpsk) || !TEST_true(SSL_SESSION_set1_hostname(serverpsk, "badhost"))) goto end; /* Fall through */ case 4: /* Set consistent SNI */ 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. * 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, GOODALPNLEN - 1)) || !TEST_false(SSL_set_alpn_protos(clientssl, GOODALPN, GOODALPNLEN))) goto end; SSL_CTX_set_alpn_select_cb(sctx, alpn_select_cb, NULL); break; case 7: /* Set inconsistent ALPN (late client detection) */ SSL_SESSION_free(serverpsk); serverpsk = SSL_SESSION_dup(clientpsk); if (!TEST_ptr(serverpsk) || !TEST_true(SSL_SESSION_set1_alpn_selected(clientpsk, BADALPN + 1, BADALPNLEN - 1)) || !TEST_true(SSL_SESSION_set1_alpn_selected(serverpsk, GOODALPN + 1, GOODALPNLEN - 1)) || !TEST_false(SSL_set_alpn_protos(clientssl, alpnlist, sizeof(alpnlist)))) goto end; SSL_CTX_set_alpn_select_cb(sctx, alpn_select_cb, NULL); edstatus = SSL_EARLY_DATA_ACCEPTED; readearlyres = SSL_READ_EARLY_DATA_SUCCESS; /* SSL_connect() call should fail */ connectres = -1; 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))) goto end; if (!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) || !TEST_int_eq(SSL_connect(clientssl), connectres)) goto end; } testresult = 1; end: SSL_SESSION_free(sess); SSL_SESSION_free(clientpsk); SSL_SESSION_free(serverpsk); clientpsk = serverpsk = NULL; SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Test TLSv1.3 PSK can be used to send early_data with all 5 ciphersuites * idx == 0: Test with TLS1_3_RFC_AES_128_GCM_SHA256 * idx == 1: Test with TLS1_3_RFC_AES_256_GCM_SHA384 * idx == 2: Test with TLS1_3_RFC_CHACHA20_POLY1305_SHA256, * idx == 3: Test with TLS1_3_RFC_AES_128_CCM_SHA256 * idx == 4: Test with TLS1_3_RFC_AES_128_CCM_8_SHA256 */ static int test_early_data_psk_with_all_ciphers(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; SSL_SESSION *sess = NULL; unsigned char buf[20]; size_t readbytes, written; const SSL_CIPHER *cipher; const char *cipher_str[] = { TLS1_3_RFC_AES_128_GCM_SHA256, TLS1_3_RFC_AES_256_GCM_SHA384, # if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305) TLS1_3_RFC_CHACHA20_POLY1305_SHA256, # else NULL, # endif TLS1_3_RFC_AES_128_CCM_SHA256, TLS1_3_RFC_AES_128_CCM_8_SHA256 }; const unsigned char *cipher_bytes[] = { TLS13_AES_128_GCM_SHA256_BYTES, TLS13_AES_256_GCM_SHA384_BYTES, # if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305) TLS13_CHACHA20_POLY1305_SHA256_BYTES, # else NULL, # endif TLS13_AES_128_CCM_SHA256_BYTES, TLS13_AES_128_CCM_8_SHA256_BYTES }; if (cipher_str[idx] == NULL) return 1; /* Skip ChaCha20Poly1305 as currently FIPS module does not support it */ if (idx == 2 && is_fips == 1) return 1; /* 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, SHA384_DIGEST_LENGTH))) goto end; if (idx == 4) { /* CCM8 ciphers are considered low security due to their short tag */ SSL_set_security_level(clientssl, 0); SSL_set_security_level(serverssl, 0); } if (!TEST_true(SSL_set_ciphersuites(clientssl, cipher_str[idx])) || !TEST_true(SSL_set_ciphersuites(serverssl, cipher_str[idx]))) goto end; /* * 'setupearly_data_test' creates only one instance of SSL_SESSION * and assigns to both client and server with incremented reference * and the same instance is updated in 'sess'. * So updating ciphersuite in 'sess' which will get reflected in * PSK handshake using psk use sess and find sess cb. */ cipher = SSL_CIPHER_find(clientssl, cipher_bytes[idx]); if (!TEST_ptr(cipher) || !TEST_true(SSL_SESSION_set_cipher(sess, cipher))) goto end; SSL_set_connect_state(clientssl); if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), &written))) goto end; if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_SUCCESS) || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1)) || !TEST_int_eq(SSL_get_early_data_status(serverssl), SSL_EARLY_DATA_ACCEPTED) || !TEST_int_eq(SSL_connect(clientssl), 1) || !TEST_int_eq(SSL_accept(serverssl), 1)) goto end; /* Send some normal data from client to server */ if (!TEST_true(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written)) || !TEST_size_t_eq(written, strlen(MSG2))) goto end; if (!TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2))) goto end; testresult = 1; end: SSL_SESSION_free(sess); SSL_SESSION_free(clientpsk); SSL_SESSION_free(serverpsk); clientpsk = serverpsk = NULL; if (clientssl != NULL) SSL_shutdown(clientssl); if (serverssl != NULL) SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Test that a server that doesn't try to read early data can handle a * client sending some. */ static int test_early_data_not_expected(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; SSL_SESSION *sess = NULL; unsigned char buf[20]; size_t readbytes, written; if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, &serverssl, &sess, idx, SHA384_DIGEST_LENGTH))) goto end; /* Write some early data */ if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), &written))) goto end; /* * Server should skip over early data and then block waiting for client to * continue handshake */ if (!TEST_int_le(SSL_accept(serverssl), 0) || !TEST_int_gt(SSL_connect(clientssl), 0) || !TEST_int_eq(SSL_get_early_data_status(serverssl), SSL_EARLY_DATA_REJECTED) || !TEST_int_gt(SSL_accept(serverssl), 0) || !TEST_int_eq(SSL_get_early_data_status(clientssl), SSL_EARLY_DATA_REJECTED)) goto end; /* Send some normal data from client to server */ if (!TEST_true(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written)) || !TEST_size_t_eq(written, strlen(MSG2))) goto end; if (!TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2))) goto end; testresult = 1; end: SSL_SESSION_free(sess); SSL_SESSION_free(clientpsk); SSL_SESSION_free(serverpsk); clientpsk = serverpsk = NULL; SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } # ifndef OPENSSL_NO_TLS1_2 /* * Test that a server attempting to read early data can handle a connection * from a TLSv1.2 client. */ static int test_early_data_tls1_2(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; unsigned char buf[20]; size_t readbytes, written; if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, &serverssl, NULL, idx, SHA384_DIGEST_LENGTH))) goto end; /* Write some data - should block due to handshake with server */ SSL_set_max_proto_version(clientssl, TLS1_2_VERSION); SSL_set_connect_state(clientssl); if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written))) goto end; /* * Server should do TLSv1.2 handshake. First it will block waiting for more * messages from client after ServerDone. Then SSL_read_early_data should * finish and detect that early data has not been sent */ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_ERROR)) goto end; /* * Continue writing the message we started earlier. Will still block waiting * for the CCS/Finished from server */ if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written)) || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_FINISH) || !TEST_size_t_eq(readbytes, 0) || !TEST_int_eq(SSL_get_early_data_status(serverssl), SSL_EARLY_DATA_NOT_SENT)) goto end; /* Continue writing the message we started earlier */ if (!TEST_true(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written)) || !TEST_size_t_eq(written, strlen(MSG1)) || !TEST_int_eq(SSL_get_early_data_status(clientssl), SSL_EARLY_DATA_NOT_SENT) || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1)) || !TEST_true(SSL_write_ex(serverssl, MSG2, strlen(MSG2), &written)) || !TEST_size_t_eq(written, strlen(MSG2)) || !SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes) || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2))) goto end; testresult = 1; end: SSL_SESSION_free(clientpsk); SSL_SESSION_free(serverpsk); clientpsk = serverpsk = NULL; SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } # endif /* OPENSSL_NO_TLS1_2 */ /* * Test configuring the TLSv1.3 ciphersuites * * Test 0: Set a default ciphersuite in the SSL_CTX (no explicit cipher_list) * Test 1: Set a non-default ciphersuite in the SSL_CTX (no explicit cipher_list) * Test 2: Set a default ciphersuite in the SSL (no explicit cipher_list) * Test 3: Set a non-default ciphersuite in the SSL (no explicit cipher_list) * Test 4: Set a default ciphersuite in the SSL_CTX (SSL_CTX cipher_list) * Test 5: Set a non-default ciphersuite in the SSL_CTX (SSL_CTX cipher_list) * Test 6: Set a default ciphersuite in the SSL (SSL_CTX cipher_list) * Test 7: Set a non-default ciphersuite in the SSL (SSL_CTX cipher_list) * Test 8: Set a default ciphersuite in the SSL (SSL cipher_list) * Test 9: Set a non-default ciphersuite in the SSL (SSL cipher_list) */ static int test_set_ciphersuite(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey)) || !TEST_true(SSL_CTX_set_ciphersuites(sctx, "TLS_AES_128_GCM_SHA256:TLS_AES_128_CCM_SHA256"))) goto end; if (idx >=4 && idx <= 7) { /* SSL_CTX explicit cipher list */ if (!TEST_true(SSL_CTX_set_cipher_list(cctx, "AES256-GCM-SHA384"))) goto end; } if (idx == 0 || idx == 4) { /* Default ciphersuite */ if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_128_GCM_SHA256"))) goto end; } else if (idx == 1 || idx == 5) { /* Non default ciphersuite */ if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_128_CCM_SHA256"))) goto end; } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (idx == 8 || idx == 9) { /* SSL explicit cipher list */ if (!TEST_true(SSL_set_cipher_list(clientssl, "AES256-GCM-SHA384"))) goto end; } if (idx == 2 || idx == 6 || idx == 8) { /* Default ciphersuite */ if (!TEST_true(SSL_set_ciphersuites(clientssl, "TLS_AES_128_GCM_SHA256"))) goto end; } else if (idx == 3 || idx == 7 || idx == 9) { /* Non default ciphersuite */ if (!TEST_true(SSL_set_ciphersuites(clientssl, "TLS_AES_128_CCM_SHA256"))) goto end; } if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } static int test_ciphersuite_change(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; SSL_SESSION *clntsess = NULL; int testresult = 0; const SSL_CIPHER *aes_128_gcm_sha256 = NULL; /* Create a session based on SHA-256 */ if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey)) || !TEST_true(SSL_CTX_set_ciphersuites(sctx, "TLS_AES_128_GCM_SHA256:" "TLS_AES_256_GCM_SHA384:" "TLS_AES_128_CCM_SHA256")) || !TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_128_GCM_SHA256"))) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; clntsess = SSL_get1_session(clientssl); /* Save for later */ aes_128_gcm_sha256 = SSL_SESSION_get0_cipher(clntsess); SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; /* Check we can resume a session with a different SHA-256 ciphersuite */ if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_128_CCM_SHA256")) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, clntsess)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_true(SSL_session_reused(clientssl))) goto end; SSL_SESSION_free(clntsess); clntsess = SSL_get1_session(clientssl); SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; /* * Check attempting to resume a SHA-256 session with no SHA-256 ciphersuites * succeeds but does not resume. */ if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_256_GCM_SHA384")) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, clntsess)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_SSL)) || !TEST_false(SSL_session_reused(clientssl))) goto end; SSL_SESSION_free(clntsess); clntsess = NULL; SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; /* Create a session based on SHA384 */ if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_256_GCM_SHA384")) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; clntsess = SSL_get1_session(clientssl); SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_128_GCM_SHA256:TLS_AES_256_GCM_SHA384")) || !TEST_true(SSL_CTX_set_ciphersuites(sctx, "TLS_AES_256_GCM_SHA384")) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, clntsess)) /* * We use SSL_ERROR_WANT_READ below so that we can pause the * connection after the initial ClientHello has been sent to * enable us to make some session changes. */ || !TEST_false(create_ssl_connection(serverssl, clientssl, SSL_ERROR_WANT_READ))) goto end; /* Trick the client into thinking this session is for a different digest */ clntsess->cipher = aes_128_gcm_sha256; clntsess->cipher_id = clntsess->cipher->id; /* * Continue the previously started connection. Server has selected a SHA-384 * ciphersuite, but client thinks the session is for SHA-256, so it should * bail out. */ if (!TEST_false(create_ssl_connection(serverssl, clientssl, SSL_ERROR_SSL)) || !TEST_int_eq(ERR_GET_REASON(ERR_get_error()), SSL_R_CIPHERSUITE_DIGEST_HAS_CHANGED)) goto end; testresult = 1; end: SSL_SESSION_free(clntsess); SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Test TLSv1.3 Key exchange * Test 0 = Test all ECDHE Key exchange with TLSv1.3 client and server * Test 1 = Test NID_X9_62_prime256v1 with TLSv1.3 client and server * Test 2 = Test NID_secp384r1 with TLSv1.3 client and server * Test 3 = Test NID_secp521r1 with TLSv1.3 client and server * Test 4 = Test NID_X25519 with TLSv1.3 client and server * Test 5 = Test NID_X448 with TLSv1.3 client and server * Test 6 = Test all FFDHE Key exchange with TLSv1.3 client and server * Test 7 = Test NID_ffdhe2048 with TLSv1.3 client and server * Test 8 = Test NID_ffdhe3072 with TLSv1.3 client and server * Test 9 = Test NID_ffdhe4096 with TLSv1.3 client and server * Test 10 = Test NID_ffdhe6144 with TLSv1.3 client and server * Test 11 = Test NID_ffdhe8192 with TLSv1.3 client and server * Test 12 = Test all ECDHE with TLSv1.2 client and server * Test 13 = Test all FFDHE with TLSv1.2 client and server */ # ifndef OPENSSL_NO_EC static int ecdhe_kexch_groups[] = {NID_X9_62_prime256v1, NID_secp384r1, NID_secp521r1, # ifndef OPENSSL_NO_ECX NID_X25519, NID_X448 # endif }; # endif # ifndef OPENSSL_NO_DH static int ffdhe_kexch_groups[] = {NID_ffdhe2048, NID_ffdhe3072, NID_ffdhe4096, NID_ffdhe6144, NID_ffdhe8192}; # endif static int test_key_exchange(int idx) { SSL_CTX *sctx = NULL, *cctx = NULL; SSL *serverssl = NULL, *clientssl = NULL; int testresult = 0; int kexch_alg; int *kexch_groups = &kexch_alg; int kexch_groups_size = 1; int max_version = TLS1_3_VERSION; char *kexch_name0 = NULL; switch (idx) { # ifndef OPENSSL_NO_EC # ifndef OPENSSL_NO_TLS1_2 case 12: max_version = TLS1_2_VERSION; # endif /* Fall through */ case 0: kexch_groups = ecdhe_kexch_groups; kexch_groups_size = OSSL_NELEM(ecdhe_kexch_groups); kexch_name0 = "secp256r1"; break; case 1: kexch_alg = NID_X9_62_prime256v1; kexch_name0 = "secp256r1"; break; case 2: kexch_alg = NID_secp384r1; kexch_name0 = "secp384r1"; break; case 3: kexch_alg = NID_secp521r1; kexch_name0 = "secp521r1"; break; # ifndef OPENSSL_NO_ECX case 4: kexch_alg = NID_X25519; kexch_name0 = "x25519"; break; case 5: kexch_alg = NID_X448; kexch_name0 = "x448"; break; # endif # endif # ifndef OPENSSL_NO_DH # ifndef OPENSSL_NO_TLS1_2 case 13: max_version = TLS1_2_VERSION; kexch_name0 = "ffdhe2048"; # endif /* Fall through */ case 6: kexch_groups = ffdhe_kexch_groups; kexch_groups_size = OSSL_NELEM(ffdhe_kexch_groups); kexch_name0 = "ffdhe2048"; break; case 7: kexch_alg = NID_ffdhe2048; kexch_name0 = "ffdhe2048"; break; case 8: kexch_alg = NID_ffdhe3072; kexch_name0 = "ffdhe3072"; break; case 9: kexch_alg = NID_ffdhe4096; kexch_name0 = "ffdhe4096"; break; case 10: kexch_alg = NID_ffdhe6144; kexch_name0 = "ffdhe6144"; break; case 11: kexch_alg = NID_ffdhe8192; kexch_name0 = "ffdhe8192"; break; # endif default: /* We're skipping this test */ return 1; } if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, max_version, &sctx, &cctx, cert, privkey))) goto end; if (!TEST_true(SSL_CTX_set_ciphersuites(sctx, TLS1_3_RFC_AES_128_GCM_SHA256))) goto end; if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, TLS1_3_RFC_AES_128_GCM_SHA256))) goto end; if (!TEST_true(SSL_CTX_set_cipher_list(sctx, TLS1_TXT_ECDHE_RSA_WITH_AES_128_GCM_SHA256 ":" TLS1_TXT_DHE_RSA_WITH_AES_128_GCM_SHA256)) || !TEST_true(SSL_CTX_set_dh_auto(sctx, 1))) goto end; /* * Must include an EC ciphersuite so that we send supported groups in * TLSv1.2 */ # ifndef OPENSSL_NO_TLS1_2 if (!TEST_true(SSL_CTX_set_cipher_list(cctx, TLS1_TXT_ECDHE_RSA_WITH_AES_128_GCM_SHA256 ":" TLS1_TXT_DHE_RSA_WITH_AES_128_GCM_SHA256))) goto end; # endif if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(SSL_set1_groups(serverssl, kexch_groups, kexch_groups_size)) || !TEST_true(SSL_set1_groups(clientssl, kexch_groups, kexch_groups_size))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* * If Handshake succeeds the negotiated kexch alg should be the first one in * configured, except in the case of FFDHE groups (idx 13), which are * TLSv1.3 only so we expect no shared group to exist. */ if (!TEST_int_eq(SSL_get_shared_group(serverssl, 0), idx == 13 ? 0 : kexch_groups[0])) goto end; if (!TEST_str_eq(SSL_group_to_name(serverssl, kexch_groups[0]), kexch_name0)) goto end; /* We don't implement RFC 7919 named groups for TLS 1.2. */ if (idx != 13) { if (!TEST_str_eq(SSL_get0_group_name(serverssl), kexch_name0) || !TEST_str_eq(SSL_get0_group_name(clientssl), kexch_name0)) goto end; if (!TEST_int_eq(SSL_get_negotiated_group(serverssl), kexch_groups[0])) goto end; if (!TEST_int_eq(SSL_get_negotiated_group(clientssl), kexch_groups[0])) goto end; } testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } # if !defined(OPENSSL_NO_TLS1_2) \ && !defined(OPENSSL_NO_EC) \ && !defined(OPENSSL_NO_DH) static int set_ssl_groups(SSL *serverssl, SSL *clientssl, int clientmulti, int isecdhe, int idx) { int kexch_alg; int *kexch_groups = &kexch_alg; int numec, numff; numec = OSSL_NELEM(ecdhe_kexch_groups); numff = OSSL_NELEM(ffdhe_kexch_groups); if (isecdhe) kexch_alg = ecdhe_kexch_groups[idx]; else kexch_alg = ffdhe_kexch_groups[idx]; if (clientmulti) { if (!TEST_true(SSL_set1_groups(serverssl, kexch_groups, 1))) return 0; if (isecdhe) { if (!TEST_true(SSL_set1_groups(clientssl, ecdhe_kexch_groups, numec))) return 0; } else { if (!TEST_true(SSL_set1_groups(clientssl, ffdhe_kexch_groups, numff))) return 0; } } else { if (!TEST_true(SSL_set1_groups(clientssl, kexch_groups, 1))) return 0; if (isecdhe) { if (!TEST_true(SSL_set1_groups(serverssl, ecdhe_kexch_groups, numec))) return 0; } else { if (!TEST_true(SSL_set1_groups(serverssl, ffdhe_kexch_groups, numff))) return 0; } } return 1; } /*- * Test the SSL_get_negotiated_group() API across a battery of scenarios. * Run through both the ECDHE and FFDHE group lists used in the previous * test, for both TLS 1.2 and TLS 1.3, negotiating each group in turn, * confirming the expected result; then perform a resumption handshake * while offering the same group list, and another resumption handshake * offering a different group list. The returned value should be the * negotiated group for the initial handshake; for TLS 1.3 resumption * handshakes the returned value will be negotiated on the resumption * handshake itself, but for TLS 1.2 resumption handshakes the value will * be cached in the session from the original handshake, regardless of what * was offered in the resumption ClientHello. * * Using E for the number of EC groups and F for the number of FF groups: * E tests of ECDHE with TLS 1.3, server only has one group * F tests of FFDHE with TLS 1.3, server only has one group * E tests of ECDHE with TLS 1.2, server only has one group * F tests of FFDHE with TLS 1.2, server only has one group * E tests of ECDHE with TLS 1.3, client sends only one group * F tests of FFDHE with TLS 1.3, client sends only one group * E tests of ECDHE with TLS 1.2, client sends only one group * F tests of FFDHE with TLS 1.2, client sends only one group */ static int test_negotiated_group(int idx) { int clientmulti, istls13, isecdhe, numec, numff, numgroups; int expectednid; SSL_CTX *sctx = NULL, *cctx = NULL; SSL *serverssl = NULL, *clientssl = NULL; SSL_SESSION *origsess = NULL; int testresult = 0; int kexch_alg; int max_version = TLS1_3_VERSION; numec = OSSL_NELEM(ecdhe_kexch_groups); numff = OSSL_NELEM(ffdhe_kexch_groups); numgroups = numec + numff; clientmulti = (idx < 2 * numgroups); idx = idx % (2 * numgroups); istls13 = (idx < numgroups); idx = idx % numgroups; isecdhe = (idx < numec); if (!isecdhe) idx -= numec; /* Now 'idx' is an index into ecdhe_kexch_groups or ffdhe_kexch_groups */ if (isecdhe) kexch_alg = ecdhe_kexch_groups[idx]; else kexch_alg = ffdhe_kexch_groups[idx]; /* We expect nothing for the unimplemented TLS 1.2 FFDHE named groups */ if (!istls13 && !isecdhe) expectednid = NID_undef; else expectednid = kexch_alg; if (!istls13) max_version = TLS1_2_VERSION; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, max_version, &sctx, &cctx, cert, privkey))) goto end; /* * Force (EC)DHE ciphers for TLS 1.2. * Be sure to enable auto tmp DH so that FFDHE can succeed. */ if (!TEST_true(SSL_CTX_set_cipher_list(sctx, TLS1_TXT_ECDHE_RSA_WITH_AES_128_GCM_SHA256 ":" TLS1_TXT_DHE_RSA_WITH_AES_128_GCM_SHA256)) || !TEST_true(SSL_CTX_set_dh_auto(sctx, 1))) goto end; if (!TEST_true(SSL_CTX_set_cipher_list(cctx, TLS1_TXT_ECDHE_RSA_WITH_AES_128_GCM_SHA256 ":" TLS1_TXT_DHE_RSA_WITH_AES_128_GCM_SHA256))) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(set_ssl_groups(serverssl, clientssl, clientmulti, isecdhe, idx))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* Initial handshake; always the configured one */ if (!TEST_uint_eq(SSL_get_negotiated_group(clientssl), expectednid) || !TEST_uint_eq(SSL_get_negotiated_group(serverssl), expectednid)) goto end; if (!TEST_ptr((origsess = SSL_get1_session(clientssl)))) goto end; SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; /* First resumption attempt; use the same config as initial handshake */ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, origsess)) || !TEST_true(set_ssl_groups(serverssl, clientssl, clientmulti, isecdhe, idx))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_true(SSL_session_reused(clientssl))) goto end; /* Still had better agree, since nothing changed... */ if (!TEST_uint_eq(SSL_get_negotiated_group(clientssl), expectednid) || !TEST_uint_eq(SSL_get_negotiated_group(serverssl), expectednid)) goto end; SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; /*- * Second resumption attempt * The party that picks one group changes it, which we effectuate by * changing 'idx' and updating what we expect. */ if (idx == 0) idx = 1; else idx--; if (istls13) { if (isecdhe) expectednid = ecdhe_kexch_groups[idx]; else expectednid = ffdhe_kexch_groups[idx]; /* Verify that we are changing what we expect. */ if (!TEST_int_ne(expectednid, kexch_alg)) goto end; } else { /* TLS 1.2 only supports named groups for ECDHE. */ if (isecdhe) expectednid = kexch_alg; else expectednid = 0; } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, origsess)) || !TEST_true(set_ssl_groups(serverssl, clientssl, clientmulti, isecdhe, idx))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_true(SSL_session_reused(clientssl))) goto end; /* Check that we get what we expected */ if (!TEST_uint_eq(SSL_get_negotiated_group(clientssl), expectednid) || !TEST_uint_eq(SSL_get_negotiated_group(serverssl), expectednid)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); SSL_SESSION_free(origsess); return testresult; } # endif /* !defined(OPENSSL_NO_EC) && !defined(OPENSSL_NO_DH) */ /* * Test TLSv1.3 Cipher Suite * Test 0 = Set TLS1.3 cipher on context * Test 1 = Set TLS1.3 cipher on SSL * Test 2 = Set TLS1.3 and TLS1.2 cipher on context * Test 3 = Set TLS1.3 and TLS1.2 cipher on SSL */ static int test_tls13_ciphersuite(int idx) { SSL_CTX *sctx = NULL, *cctx = NULL; SSL *serverssl = NULL, *clientssl = NULL; static const struct { const char *ciphername; int fipscapable; int low_security; } t13_ciphers[] = { { TLS1_3_RFC_AES_128_GCM_SHA256, 1, 0 }, { TLS1_3_RFC_AES_256_GCM_SHA384, 1, 0 }, { TLS1_3_RFC_AES_128_CCM_SHA256, 1, 0 }, # if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305) { TLS1_3_RFC_CHACHA20_POLY1305_SHA256, 0, 0 }, { TLS1_3_RFC_AES_256_GCM_SHA384 ":" TLS1_3_RFC_CHACHA20_POLY1305_SHA256, 0, 0 }, # endif /* CCM8 ciphers are considered low security due to their short tag */ { TLS1_3_RFC_AES_128_CCM_8_SHA256 ":" TLS1_3_RFC_AES_128_CCM_SHA256, 1, 1 } }; const char *t13_cipher = NULL; const char *t12_cipher = NULL; const char *negotiated_scipher; const char *negotiated_ccipher; int set_at_ctx = 0; int set_at_ssl = 0; int testresult = 0; int max_ver; size_t i; switch (idx) { case 0: set_at_ctx = 1; break; case 1: set_at_ssl = 1; break; case 2: set_at_ctx = 1; t12_cipher = TLS1_TXT_RSA_WITH_AES_128_SHA256; break; case 3: set_at_ssl = 1; t12_cipher = TLS1_TXT_RSA_WITH_AES_128_SHA256; break; } for (max_ver = TLS1_2_VERSION; max_ver <= TLS1_3_VERSION; max_ver++) { # ifdef OPENSSL_NO_TLS1_2 if (max_ver == TLS1_2_VERSION) continue; # endif for (i = 0; i < OSSL_NELEM(t13_ciphers); i++) { if (is_fips && !t13_ciphers[i].fipscapable) continue; t13_cipher = t13_ciphers[i].ciphername; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, max_ver, &sctx, &cctx, cert, privkey))) goto end; if (t13_ciphers[i].low_security) { SSL_CTX_set_security_level(sctx, 0); SSL_CTX_set_security_level(cctx, 0); } if (set_at_ctx) { if (!TEST_true(SSL_CTX_set_ciphersuites(sctx, t13_cipher)) || !TEST_true(SSL_CTX_set_ciphersuites(cctx, t13_cipher))) goto end; if (t12_cipher != NULL) { if (!TEST_true(SSL_CTX_set_cipher_list(sctx, t12_cipher)) || !TEST_true(SSL_CTX_set_cipher_list(cctx, t12_cipher))) goto end; } } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (set_at_ssl) { if (!TEST_true(SSL_set_ciphersuites(serverssl, t13_cipher)) || !TEST_true(SSL_set_ciphersuites(clientssl, t13_cipher))) goto end; if (t12_cipher != NULL) { if (!TEST_true(SSL_set_cipher_list(serverssl, t12_cipher)) || !TEST_true(SSL_set_cipher_list(clientssl, t12_cipher))) goto end; } } if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; negotiated_scipher = SSL_CIPHER_get_name(SSL_get_current_cipher( serverssl)); negotiated_ccipher = SSL_CIPHER_get_name(SSL_get_current_cipher( clientssl)); if (!TEST_str_eq(negotiated_scipher, negotiated_ccipher)) goto end; /* * TEST_strn_eq is used below because t13_cipher can contain * multiple ciphersuites */ if (max_ver == TLS1_3_VERSION && !TEST_strn_eq(t13_cipher, negotiated_scipher, strlen(negotiated_scipher))) goto end; # ifndef OPENSSL_NO_TLS1_2 /* Below validation is not done when t12_cipher is NULL */ if (max_ver == TLS1_2_VERSION && t12_cipher != NULL && !TEST_str_eq(t12_cipher, negotiated_scipher)) goto end; # endif SSL_free(serverssl); serverssl = NULL; SSL_free(clientssl); clientssl = NULL; SSL_CTX_free(sctx); sctx = NULL; SSL_CTX_free(cctx); cctx = NULL; } } testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Test TLSv1.3 PSKs * Test 0 = Test new style callbacks * Test 1 = Test both new and old style callbacks * Test 2 = Test old style callbacks * Test 3 = Test old style callbacks with no certificate */ static int test_tls13_psk(int idx) { SSL_CTX *sctx = NULL, *cctx = NULL; SSL *serverssl = NULL, *clientssl = NULL; 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 }; int testresult = 0; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, idx == 3 ? NULL : cert, idx == 3 ? NULL : privkey))) goto end; if (idx != 3) { /* * We use a ciphersuite with SHA256 to ease testing old style PSK * callbacks which will always default to SHA256. This should not be * necessary if we have no cert/priv key. In that case the server should * prefer SHA256 automatically. */ if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_128_GCM_SHA256"))) goto end; } else { /* * As noted above the server should prefer SHA256 automatically. However * we are careful not to offer TLS_CHACHA20_POLY1305_SHA256 so this same * code works even if we are testing with only the FIPS provider loaded. */ if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_256_GCM_SHA384:" "TLS_AES_128_GCM_SHA256"))) goto end; } /* * Test 0: New style callbacks only * Test 1: New and old style callbacks (only the new ones should be used) * Test 2: Old style callbacks only */ if (idx == 0 || idx == 1) { SSL_CTX_set_psk_use_session_callback(cctx, use_session_cb); SSL_CTX_set_psk_find_session_callback(sctx, find_session_cb); } #ifndef OPENSSL_NO_PSK if (idx >= 1) { SSL_CTX_set_psk_client_callback(cctx, psk_client_cb); SSL_CTX_set_psk_server_callback(sctx, psk_server_cb); } #endif srvid = pskid; use_session_cb_cnt = 0; find_session_cb_cnt = 0; psk_client_cb_cnt = 0; psk_server_cb_cnt = 0; if (idx != 3) { /* * Check we can create a connection if callback decides not to send a * PSK */ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_false(SSL_session_reused(clientssl)) || !TEST_false(SSL_session_reused(serverssl))) goto end; if (idx == 0 || idx == 1) { if (!TEST_true(use_session_cb_cnt == 1) || !TEST_true(find_session_cb_cnt == 0) /* * If no old style callback then below should be 0 * otherwise 1 */ || !TEST_true(psk_client_cb_cnt == idx) || !TEST_true(psk_server_cb_cnt == 0)) goto end; } else { if (!TEST_true(use_session_cb_cnt == 0) || !TEST_true(find_session_cb_cnt == 0) || !TEST_true(psk_client_cb_cnt == 1) || !TEST_true(psk_server_cb_cnt == 0)) goto end; } shutdown_ssl_connection(serverssl, clientssl); serverssl = clientssl = NULL; use_session_cb_cnt = psk_client_cb_cnt = 0; } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; /* Create the PSK */ cipher = SSL_CIPHER_find(clientssl, TLS13_AES_128_GCM_SHA256_BYTES); clientpsk = SSL_SESSION_new(); if (!TEST_ptr(clientpsk) || !TEST_ptr(cipher) || !TEST_true(SSL_SESSION_set1_master_key(clientpsk, key, sizeof(key))) || !TEST_true(SSL_SESSION_set_cipher(clientpsk, cipher)) || !TEST_true(SSL_SESSION_set_protocol_version(clientpsk, TLS1_3_VERSION)) || !TEST_true(SSL_SESSION_up_ref(clientpsk))) goto end; serverpsk = clientpsk; /* Check we can create a connection and the PSK is used */ if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_true(SSL_session_reused(clientssl)) || !TEST_true(SSL_session_reused(serverssl))) goto end; if (idx == 0 || idx == 1) { if (!TEST_true(use_session_cb_cnt == 1) || !TEST_true(find_session_cb_cnt == 1) || !TEST_true(psk_client_cb_cnt == 0) || !TEST_true(psk_server_cb_cnt == 0)) goto end; } else { if (!TEST_true(use_session_cb_cnt == 0) || !TEST_true(find_session_cb_cnt == 0) || !TEST_true(psk_client_cb_cnt == 1) || !TEST_true(psk_server_cb_cnt == 1)) goto end; } shutdown_ssl_connection(serverssl, clientssl); serverssl = clientssl = NULL; use_session_cb_cnt = find_session_cb_cnt = 0; psk_client_cb_cnt = psk_server_cb_cnt = 0; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; /* Force an HRR */ #if defined(OPENSSL_NO_EC) if (!TEST_true(SSL_set1_groups_list(serverssl, "ffdhe3072"))) goto end; #else if (!TEST_true(SSL_set1_groups_list(serverssl, "P-384"))) goto end; #endif /* * Check we can create a connection, the PSK is used and the callbacks are * called twice. */ if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_true(SSL_session_reused(clientssl)) || !TEST_true(SSL_session_reused(serverssl))) goto end; if (idx == 0 || idx == 1) { if (!TEST_true(use_session_cb_cnt == 2) || !TEST_true(find_session_cb_cnt == 2) || !TEST_true(psk_client_cb_cnt == 0) || !TEST_true(psk_server_cb_cnt == 0)) goto end; } else { if (!TEST_true(use_session_cb_cnt == 0) || !TEST_true(find_session_cb_cnt == 0) || !TEST_true(psk_client_cb_cnt == 2) || !TEST_true(psk_server_cb_cnt == 2)) goto end; } shutdown_ssl_connection(serverssl, clientssl); serverssl = clientssl = NULL; use_session_cb_cnt = find_session_cb_cnt = 0; psk_client_cb_cnt = psk_server_cb_cnt = 0; if (idx != 3) { /* * Check that if the server rejects the PSK we can still connect, but with * a full handshake */ srvid = "Dummy Identity"; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_false(SSL_session_reused(clientssl)) || !TEST_false(SSL_session_reused(serverssl))) goto end; if (idx == 0 || idx == 1) { if (!TEST_true(use_session_cb_cnt == 1) || !TEST_true(find_session_cb_cnt == 1) || !TEST_true(psk_client_cb_cnt == 0) /* * If no old style callback then below should be 0 * otherwise 1 */ || !TEST_true(psk_server_cb_cnt == idx)) goto end; } else { if (!TEST_true(use_session_cb_cnt == 0) || !TEST_true(find_session_cb_cnt == 0) || !TEST_true(psk_client_cb_cnt == 1) || !TEST_true(psk_server_cb_cnt == 1)) goto end; } shutdown_ssl_connection(serverssl, clientssl); serverssl = clientssl = NULL; } testresult = 1; end: SSL_SESSION_free(clientpsk); SSL_SESSION_free(serverpsk); clientpsk = serverpsk = NULL; SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #ifndef OSSL_NO_USABLE_TLS1_3 /* * Test TLS1.3 connection establishment succeeds with various configurations of * the options `SSL_OP_ALLOW_NO_DHE_KEX` and `SSL_OP_PREFER_NO_DHE_KEX`. * The verification of whether the right KEX mode is chosen is not covered by * this test but by `test_tls13kexmodes`. * * Tests (idx & 1): Server has `SSL_OP_ALLOW_NO_DHE_KEX` set. * Tests (idx & 2): Server has `SSL_OP_PREFER_NO_DHE_KEX` set. * Tests (idx & 4): Client has `SSL_OP_ALLOW_NO_DHE_KEX` set. */ static int test_tls13_no_dhe_kex(const int idx) { SSL_CTX *sctx = NULL, *cctx = NULL; SSL *serverssl = NULL, *clientssl = NULL; int testresult = 0; size_t j; SSL_SESSION *saved_session; int server_allow_no_dhe = (idx & 1) != 0; int server_prefer_no_dhe = (idx & 2) != 0; int client_allow_no_dhe = (idx & 4) != 0; uint64_t server_options = 0 | (server_allow_no_dhe ? SSL_OP_ALLOW_NO_DHE_KEX : 0) | (server_prefer_no_dhe ? SSL_OP_PREFER_NO_DHE_KEX : 0); uint64_t client_options = 0 | (client_allow_no_dhe ? SSL_OP_ALLOW_NO_DHE_KEX : 0); new_called = 0; do_cache = 1; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_3_VERSION, 0, &sctx, &cctx, cert, privkey))) goto end; SSL_CTX_set_session_cache_mode(cctx, SSL_SESS_CACHE_CLIENT | SSL_SESS_CACHE_NO_INTERNAL_STORE); SSL_CTX_set_options(sctx, server_options); SSL_CTX_set_options(cctx, client_options); SSL_CTX_sess_set_new_cb(cctx, new_cachesession_cb); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) /* Check we got the number of tickets we were expecting */ || !TEST_int_eq(2, new_called)) goto end; /* We'll reuse the last ticket. */ saved_session = sesscache[new_called - 1]; SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(cctx); clientssl = serverssl = NULL; cctx = NULL; /* * Now we resume with the last ticket we created. */ /* The server context already exists, so we only create the client. */ if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_3_VERSION, 0, NULL, &cctx, cert, privkey))) goto end; SSL_CTX_set_options(cctx, client_options); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, saved_session))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* * Make sure, the session was resumed. */ if (!TEST_true(SSL_session_reused(clientssl))) goto end; SSL_shutdown(clientssl); SSL_shutdown(serverssl); testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); for (j = 0; j < OSSL_NELEM(sesscache); j++) { SSL_SESSION_free(sesscache[j]); sesscache[j] = NULL; } SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif /* OSSL_NO_USABLE_TLS1_3 */ static unsigned char cookie_magic_value[] = "cookie magic"; static int generate_cookie_callback(SSL *ssl, unsigned char *cookie, unsigned int *cookie_len) { /* * Not suitable as a real cookie generation function but good enough for * testing! */ memcpy(cookie, cookie_magic_value, sizeof(cookie_magic_value) - 1); *cookie_len = sizeof(cookie_magic_value) - 1; return 1; } static int verify_cookie_callback(SSL *ssl, const unsigned char *cookie, unsigned int cookie_len) { if (cookie_len == sizeof(cookie_magic_value) - 1 && memcmp(cookie, cookie_magic_value, cookie_len) == 0) return 1; return 0; } static int generate_stateless_cookie_callback(SSL *ssl, unsigned char *cookie, size_t *cookie_len) { unsigned int temp; int res = generate_cookie_callback(ssl, cookie, &temp); *cookie_len = temp; return res; } static int verify_stateless_cookie_callback(SSL *ssl, const unsigned char *cookie, size_t cookie_len) { return verify_cookie_callback(ssl, cookie, cookie_len); } static int test_stateless(void) { SSL_CTX *sctx = NULL, *cctx = NULL; SSL *serverssl = NULL, *clientssl = NULL; int testresult = 0; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) goto end; /* The arrival of CCS messages can confuse the test */ SSL_CTX_clear_options(cctx, SSL_OP_ENABLE_MIDDLEBOX_COMPAT); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) /* Send the first ClientHello */ || !TEST_false(create_ssl_connection(serverssl, clientssl, SSL_ERROR_WANT_READ)) /* * This should fail with a -1 return because we have no callbacks * set up */ || !TEST_int_eq(SSL_stateless(serverssl), -1)) goto end; /* Fatal error so abandon the connection from this client */ SSL_free(clientssl); clientssl = NULL; /* Set up the cookie generation and verification callbacks */ SSL_CTX_set_stateless_cookie_generate_cb(sctx, generate_stateless_cookie_callback); SSL_CTX_set_stateless_cookie_verify_cb(sctx, verify_stateless_cookie_callback); /* * Create a new connection from the client (we can reuse the server SSL * object). */ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) /* Send the first ClientHello */ || !TEST_false(create_ssl_connection(serverssl, clientssl, SSL_ERROR_WANT_READ)) /* This should fail because there is no cookie */ || !TEST_int_eq(SSL_stateless(serverssl), 0)) goto end; /* Abandon the connection from this client */ SSL_free(clientssl); clientssl = NULL; /* * Now create a connection from a new client but with the same server SSL * object */ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) /* Send the first ClientHello */ || !TEST_false(create_ssl_connection(serverssl, clientssl, SSL_ERROR_WANT_READ)) /* This should fail because there is no cookie */ || !TEST_int_eq(SSL_stateless(serverssl), 0) /* Send the second ClientHello */ || !TEST_false(create_ssl_connection(serverssl, clientssl, SSL_ERROR_WANT_READ)) /* This should succeed because a cookie is now present */ || !TEST_int_eq(SSL_stateless(serverssl), 1) /* Complete the connection */ || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; shutdown_ssl_connection(serverssl, clientssl); serverssl = clientssl = NULL; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif /* OSSL_NO_USABLE_TLS1_3 */ static int clntaddoldcb = 0; static int clntparseoldcb = 0; static int srvaddoldcb = 0; static int srvparseoldcb = 0; static int clntaddnewcb = 0; static int clntparsenewcb = 0; static int srvaddnewcb = 0; static int srvparsenewcb = 0; static int snicb = 0; #define TEST_EXT_TYPE1 0xff00 static int old_add_cb(SSL *s, unsigned int ext_type, const unsigned char **out, size_t *outlen, int *al, void *add_arg) { int *server = (int *)add_arg; unsigned char *data; if (SSL_is_server(s)) srvaddoldcb++; else clntaddoldcb++; if (*server != SSL_is_server(s) || (data = OPENSSL_malloc(sizeof(*data))) == NULL) return -1; *data = 1; *out = data; *outlen = sizeof(char); return 1; } static void old_free_cb(SSL *s, unsigned int ext_type, const unsigned char *out, void *add_arg) { OPENSSL_free((unsigned char *)out); } static int old_parse_cb(SSL *s, unsigned int ext_type, const unsigned char *in, size_t inlen, int *al, void *parse_arg) { int *server = (int *)parse_arg; if (SSL_is_server(s)) srvparseoldcb++; else clntparseoldcb++; if (*server != SSL_is_server(s) || inlen != sizeof(char) || *in != 1) return -1; return 1; } static int new_add_cb(SSL *s, unsigned int ext_type, unsigned int context, const unsigned char **out, size_t *outlen, X509 *x, size_t chainidx, int *al, void *add_arg) { int *server = (int *)add_arg; unsigned char *data; if (SSL_is_server(s)) srvaddnewcb++; else clntaddnewcb++; if (*server != SSL_is_server(s) || (data = OPENSSL_malloc(sizeof(*data))) == NULL) return -1; *data = 1; *out = data; *outlen = sizeof(*data); return 1; } static void new_free_cb(SSL *s, unsigned int ext_type, unsigned int context, const unsigned char *out, void *add_arg) { OPENSSL_free((unsigned char *)out); } static int new_parse_cb(SSL *s, unsigned int ext_type, unsigned int context, const unsigned char *in, size_t inlen, X509 *x, size_t chainidx, int *al, void *parse_arg) { int *server = (int *)parse_arg; if (SSL_is_server(s)) srvparsenewcb++; else clntparsenewcb++; if (*server != SSL_is_server(s) || inlen != sizeof(char) || *in != 1) return -1; return 1; } static int sni_cb(SSL *s, int *al, void *arg) { SSL_CTX *ctx = (SSL_CTX *)arg; if (SSL_set_SSL_CTX(s, ctx) == NULL) { *al = SSL_AD_INTERNAL_ERROR; return SSL_TLSEXT_ERR_ALERT_FATAL; } snicb++; return SSL_TLSEXT_ERR_OK; } static int verify_cb(int preverify_ok, X509_STORE_CTX *x509_ctx) { return 1; } /* * Custom call back tests. * Test 0: Old style callbacks in TLSv1.2 * Test 1: New style callbacks in TLSv1.2 * Test 2: New style callbacks in TLSv1.2 with SNI * Test 3: New style callbacks in TLSv1.3. Extensions in CH and EE * Test 4: New style callbacks in TLSv1.3. Extensions in CH, SH, EE, Cert + NST * Test 5: New style callbacks in TLSv1.3. Extensions in CR + Client Cert */ static int test_custom_exts(int tst) { SSL_CTX *cctx = NULL, *sctx = NULL, *sctx2 = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; static int server = 1; static int client = 0; SSL_SESSION *sess = NULL; unsigned int context; #if defined(OPENSSL_NO_TLS1_2) && !defined(OSSL_NO_USABLE_TLS1_3) /* Skip tests for TLSv1.2 and below in this case */ if (tst < 3) return 1; #endif /* Reset callback counters */ clntaddoldcb = clntparseoldcb = srvaddoldcb = srvparseoldcb = 0; clntaddnewcb = clntparsenewcb = srvaddnewcb = srvparsenewcb = 0; snicb = 0; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) goto end; if (tst == 2 && !TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), NULL, TLS1_VERSION, 0, &sctx2, NULL, cert, privkey))) goto end; if (tst < 3) { SSL_CTX_set_options(cctx, SSL_OP_NO_TLSv1_3); SSL_CTX_set_options(sctx, SSL_OP_NO_TLSv1_3); if (sctx2 != NULL) SSL_CTX_set_options(sctx2, SSL_OP_NO_TLSv1_3); } if (tst == 5) { context = SSL_EXT_TLS1_3_CERTIFICATE_REQUEST | SSL_EXT_TLS1_3_CERTIFICATE; SSL_CTX_set_verify(sctx, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, verify_cb); if (!TEST_int_eq(SSL_CTX_use_certificate_file(cctx, cert, SSL_FILETYPE_PEM), 1) || !TEST_int_eq(SSL_CTX_use_PrivateKey_file(cctx, privkey, SSL_FILETYPE_PEM), 1) || !TEST_int_eq(SSL_CTX_check_private_key(cctx), 1)) goto end; } else if (tst == 4) { context = SSL_EXT_CLIENT_HELLO | SSL_EXT_TLS1_2_SERVER_HELLO | SSL_EXT_TLS1_3_SERVER_HELLO | SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS | SSL_EXT_TLS1_3_CERTIFICATE | SSL_EXT_TLS1_3_NEW_SESSION_TICKET; } else { context = SSL_EXT_CLIENT_HELLO | SSL_EXT_TLS1_2_SERVER_HELLO | SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS; } /* Create a client side custom extension */ if (tst == 0) { if (!TEST_true(SSL_CTX_add_client_custom_ext(cctx, TEST_EXT_TYPE1, old_add_cb, old_free_cb, &client, old_parse_cb, &client))) goto end; } else { if (!TEST_true(SSL_CTX_add_custom_ext(cctx, TEST_EXT_TYPE1, context, new_add_cb, new_free_cb, &client, new_parse_cb, &client))) goto end; } /* Should not be able to add duplicates */ if (!TEST_false(SSL_CTX_add_client_custom_ext(cctx, TEST_EXT_TYPE1, old_add_cb, old_free_cb, &client, old_parse_cb, &client)) || !TEST_false(SSL_CTX_add_custom_ext(cctx, TEST_EXT_TYPE1, context, new_add_cb, new_free_cb, &client, new_parse_cb, &client))) goto end; /* Create a server side custom extension */ if (tst == 0) { if (!TEST_true(SSL_CTX_add_server_custom_ext(sctx, TEST_EXT_TYPE1, old_add_cb, old_free_cb, &server, old_parse_cb, &server))) goto end; } else { if (!TEST_true(SSL_CTX_add_custom_ext(sctx, TEST_EXT_TYPE1, context, new_add_cb, new_free_cb, &server, new_parse_cb, &server))) goto end; if (sctx2 != NULL && !TEST_true(SSL_CTX_add_custom_ext(sctx2, TEST_EXT_TYPE1, context, new_add_cb, new_free_cb, &server, new_parse_cb, &server))) goto end; } /* Should not be able to add duplicates */ if (!TEST_false(SSL_CTX_add_server_custom_ext(sctx, TEST_EXT_TYPE1, old_add_cb, old_free_cb, &server, old_parse_cb, &server)) || !TEST_false(SSL_CTX_add_custom_ext(sctx, TEST_EXT_TYPE1, context, new_add_cb, new_free_cb, &server, new_parse_cb, &server))) goto end; if (tst == 2) { /* Set up SNI */ if (!TEST_true(SSL_CTX_set_tlsext_servername_callback(sctx, sni_cb)) || !TEST_true(SSL_CTX_set_tlsext_servername_arg(sctx, sctx2))) goto end; } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (tst == 0) { if (clntaddoldcb != 1 || clntparseoldcb != 1 || srvaddoldcb != 1 || srvparseoldcb != 1) goto end; } else if (tst == 1 || tst == 2 || tst == 3) { if (clntaddnewcb != 1 || clntparsenewcb != 1 || srvaddnewcb != 1 || srvparsenewcb != 1 || (tst != 2 && snicb != 0) || (tst == 2 && snicb != 1)) goto end; } else if (tst == 5) { if (clntaddnewcb != 1 || clntparsenewcb != 1 || srvaddnewcb != 1 || srvparsenewcb != 1) goto end; } else { /* In this case there 2 NewSessionTicket messages created */ if (clntaddnewcb != 1 || clntparsenewcb != 5 || srvaddnewcb != 5 || srvparsenewcb != 1) goto end; } sess = SSL_get1_session(clientssl); SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; if (tst == 3 || tst == 5) { /* We don't bother with the resumption aspects for these tests */ testresult = 1; goto end; } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, sess)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* * For a resumed session we expect to add the ClientHello extension. For the * old style callbacks we ignore it on the server side because they set * SSL_EXT_IGNORE_ON_RESUMPTION. The new style callbacks do not ignore * them. */ if (tst == 0) { if (clntaddoldcb != 2 || clntparseoldcb != 1 || srvaddoldcb != 1 || srvparseoldcb != 1) goto end; } else if (tst == 1 || tst == 2 || tst == 3) { if (clntaddnewcb != 2 || clntparsenewcb != 2 || srvaddnewcb != 2 || srvparsenewcb != 2) goto end; } else { /* * No Certificate message extensions in the resumption handshake, * 2 NewSessionTickets in the initial handshake, 1 in the resumption */ if (clntaddnewcb != 2 || clntparsenewcb != 8 || srvaddnewcb != 8 || srvparsenewcb != 2) goto end; } testresult = 1; end: SSL_SESSION_free(sess); SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx2); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #if !defined(OPENSSL_NO_TLS1_2) && !defined(OSSL_NO_USABLE_TLS1_3) #define SYNTHV1CONTEXT (SSL_EXT_TLS1_2_AND_BELOW_ONLY \ | SSL_EXT_CLIENT_HELLO \ | SSL_EXT_TLS1_2_SERVER_HELLO \ | SSL_EXT_IGNORE_ON_RESUMPTION) #define TLS13CONTEXT (SSL_EXT_TLS1_3_CERTIFICATE \ | SSL_EXT_TLS1_2_SERVER_HELLO \ | SSL_EXT_CLIENT_HELLO) #define SERVERINFO_CUSTOM \ 0x00, (char)TLSEXT_TYPE_signed_certificate_timestamp, \ 0x00, 0x03, \ 0x04, 0x05, 0x06 \ static const unsigned char serverinfo_custom_tls13[] = { 0x00, 0x00, (TLS13CONTEXT >> 8) & 0xff, TLS13CONTEXT & 0xff, SERVERINFO_CUSTOM }; static const unsigned char serverinfo_custom_v2[] = { 0x00, 0x00, (SYNTHV1CONTEXT >> 8) & 0xff, SYNTHV1CONTEXT & 0xff, SERVERINFO_CUSTOM }; static const unsigned char serverinfo_custom_v1[] = { SERVERINFO_CUSTOM }; static const size_t serverinfo_custom_tls13_len = sizeof(serverinfo_custom_tls13); static const size_t serverinfo_custom_v2_len = sizeof(serverinfo_custom_v2); static const size_t serverinfo_custom_v1_len = sizeof(serverinfo_custom_v1); static int serverinfo_custom_parse_cb(SSL *s, unsigned int ext_type, unsigned int context, const unsigned char *in, size_t inlen, X509 *x, size_t chainidx, int *al, void *parse_arg) { const size_t len = serverinfo_custom_v1_len; const unsigned char *si = &serverinfo_custom_v1[len - 3]; int *p_cb_result = (int*)parse_arg; *p_cb_result = TEST_mem_eq(in, inlen, si, 3); return 1; } static int test_serverinfo_custom(const int idx) { SSL_CTX *sctx = NULL, *cctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; int cb_result = 0; /* * Following variables are set in the switch statement * according to the test iteration. * Default values do not make much sense: test would fail with them. */ int serverinfo_version = 0; int protocol_version = 0; unsigned int extension_context = 0; const unsigned char *si = NULL; size_t si_len = 0; const int call_use_serverinfo_ex = idx > 0; switch (idx) { case 0: /* FALLTHROUGH */ case 1: serverinfo_version = SSL_SERVERINFOV1; protocol_version = TLS1_2_VERSION; extension_context = SYNTHV1CONTEXT; si = serverinfo_custom_v1; si_len = serverinfo_custom_v1_len; break; case 2: serverinfo_version = SSL_SERVERINFOV2; protocol_version = TLS1_2_VERSION; extension_context = SYNTHV1CONTEXT; si = serverinfo_custom_v2; si_len = serverinfo_custom_v2_len; break; case 3: serverinfo_version = SSL_SERVERINFOV2; protocol_version = TLS1_3_VERSION; extension_context = TLS13CONTEXT; si = serverinfo_custom_tls13; si_len = serverinfo_custom_tls13_len; break; } if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_method(), TLS_method(), protocol_version, protocol_version, &sctx, &cctx, cert, privkey))) goto end; if (call_use_serverinfo_ex) { if (!TEST_true(SSL_CTX_use_serverinfo_ex(sctx, serverinfo_version, si, si_len))) goto end; } else { if (!TEST_true(SSL_CTX_use_serverinfo(sctx, si, si_len))) goto end; } if (!TEST_true(SSL_CTX_add_custom_ext(cctx, TLSEXT_TYPE_signed_certificate_timestamp, extension_context, NULL, NULL, NULL, serverinfo_custom_parse_cb, &cb_result)) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_int_eq(SSL_do_handshake(clientssl), 1)) goto end; if (!TEST_true(cb_result)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif /* * Test that SSL_export_keying_material() produces expected results. There are * no test vectors so all we do is test that both sides of the communication * produce the same results for different protocol versions. */ #define SMALL_LABEL_LEN 10 #define LONG_LABEL_LEN 249 static int test_export_key_mat(int tst) { int testresult = 0; SSL_CTX *cctx = NULL, *sctx = NULL, *sctx2 = NULL; SSL *clientssl = NULL, *serverssl = NULL; const char label[LONG_LABEL_LEN + 1] = "test label"; const unsigned char context[] = "context"; const unsigned char *emptycontext = NULL; unsigned char longcontext[1280]; int test_longcontext = fips_provider_version_ge(libctx, 3, 3, 0); unsigned char ckeymat1[80], ckeymat2[80], ckeymat3[80], ckeymat4[80]; unsigned char skeymat1[80], skeymat2[80], skeymat3[80], skeymat4[80]; size_t labellen; const int protocols[] = { TLS1_VERSION, TLS1_1_VERSION, TLS1_2_VERSION, TLS1_3_VERSION, TLS1_3_VERSION, TLS1_3_VERSION }; #ifdef OPENSSL_NO_TLS1 if (tst == 0) return 1; #endif #ifdef OPENSSL_NO_TLS1_1 if (tst == 1) return 1; #endif if (is_fips && (tst == 0 || tst == 1)) return 1; #ifdef OPENSSL_NO_TLS1_2 if (tst == 2) return 1; #endif #ifdef OSSL_NO_USABLE_TLS1_3 if (tst >= 3) return 1; #endif if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) goto end; OPENSSL_assert(tst >= 0 && (size_t)tst < OSSL_NELEM(protocols)); SSL_CTX_set_max_proto_version(cctx, protocols[tst]); SSL_CTX_set_min_proto_version(cctx, protocols[tst]); if ((protocols[tst] < TLS1_2_VERSION) && (!SSL_CTX_set_cipher_list(cctx, "DEFAULT:@SECLEVEL=0") || !SSL_CTX_set_cipher_list(sctx, "DEFAULT:@SECLEVEL=0"))) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; /* * Premature call of SSL_export_keying_material should just fail. */ if (!TEST_int_le(SSL_export_keying_material(clientssl, ckeymat1, sizeof(ckeymat1), label, SMALL_LABEL_LEN + 1, context, sizeof(context) - 1, 1), 0)) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (tst == 5) { /* * TLSv1.3 imposes a maximum label len of 249 bytes. Check we fail if we * go over that. */ if (!TEST_int_le(SSL_export_keying_material(clientssl, ckeymat1, sizeof(ckeymat1), label, LONG_LABEL_LEN + 1, context, sizeof(context) - 1, 1), 0)) goto end; testresult = 1; goto end; } else if (tst == 4) { labellen = LONG_LABEL_LEN; } else { labellen = SMALL_LABEL_LEN; } memset(longcontext, 1, sizeof(longcontext)); if (!TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat1, sizeof(ckeymat1), label, labellen, context, sizeof(context) - 1, 1), 1) || !TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat2, sizeof(ckeymat2), label, labellen, emptycontext, 0, 1), 1) || !TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat3, sizeof(ckeymat3), label, labellen, NULL, 0, 0), 1) || (test_longcontext && !TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat4, sizeof(ckeymat4), label, labellen, longcontext, sizeof(longcontext), 1), 1)) || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat1, sizeof(skeymat1), label, labellen, context, sizeof(context) -1, 1), 1) || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat2, sizeof(skeymat2), label, labellen, emptycontext, 0, 1), 1) || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat3, sizeof(skeymat3), label, labellen, NULL, 0, 0), 1) || (test_longcontext && !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat4, sizeof(skeymat4), label, labellen, longcontext, sizeof(longcontext), 1), 1)) /* * Check that both sides created the same key material with the * same context. */ || !TEST_mem_eq(ckeymat1, sizeof(ckeymat1), skeymat1, sizeof(skeymat1)) /* * Check that both sides created the same key material with an * empty context. */ || !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), skeymat2, sizeof(skeymat2)) /* * Check that both sides created the same key material without a * context. */ || !TEST_mem_eq(ckeymat3, sizeof(ckeymat3), skeymat3, sizeof(skeymat3)) /* * Check that both sides created the same key material with a * long context. */ || (test_longcontext && !TEST_mem_eq(ckeymat4, sizeof(ckeymat4), skeymat4, sizeof(skeymat4))) /* Different contexts should produce different results */ || !TEST_mem_ne(ckeymat1, sizeof(ckeymat1), ckeymat2, sizeof(ckeymat2))) goto end; /* * Check that an empty context and no context produce different results in * protocols less than TLSv1.3. In TLSv1.3 they should be the same. */ if ((tst < 3 && !TEST_mem_ne(ckeymat2, sizeof(ckeymat2), ckeymat3, sizeof(ckeymat3))) || (tst >= 3 && !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), ckeymat3, sizeof(ckeymat3)))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx2); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #ifndef OSSL_NO_USABLE_TLS1_3 /* * Test that SSL_export_keying_material_early() produces expected * results. There are no test vectors so all we do is test that both * sides of the communication produce the same results for different * protocol versions. */ static int test_export_key_mat_early(int idx) { static const char label[] = "test label"; static const unsigned char context[] = "context"; int testresult = 0; SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; SSL_SESSION *sess = NULL; const unsigned char *emptycontext = NULL; unsigned char ckeymat1[80], ckeymat2[80]; unsigned char skeymat1[80], skeymat2[80]; unsigned char buf[1]; size_t readbytes, written; if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, &serverssl, &sess, idx, SHA384_DIGEST_LENGTH))) goto end; /* Here writing 0 length early data is enough. */ if (!TEST_true(SSL_write_early_data(clientssl, NULL, 0, &written)) || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_ERROR) || !TEST_int_eq(SSL_get_early_data_status(serverssl), SSL_EARLY_DATA_ACCEPTED)) goto end; if (!TEST_int_eq(SSL_export_keying_material_early( clientssl, ckeymat1, sizeof(ckeymat1), label, sizeof(label) - 1, context, sizeof(context) - 1), 1) || !TEST_int_eq(SSL_export_keying_material_early( clientssl, ckeymat2, sizeof(ckeymat2), label, sizeof(label) - 1, emptycontext, 0), 1) || !TEST_int_eq(SSL_export_keying_material_early( serverssl, skeymat1, sizeof(skeymat1), label, sizeof(label) - 1, context, sizeof(context) - 1), 1) || !TEST_int_eq(SSL_export_keying_material_early( serverssl, skeymat2, sizeof(skeymat2), label, sizeof(label) - 1, emptycontext, 0), 1) /* * Check that both sides created the same key material with the * same context. */ || !TEST_mem_eq(ckeymat1, sizeof(ckeymat1), skeymat1, sizeof(skeymat1)) /* * Check that both sides created the same key material with an * empty context. */ || !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), skeymat2, sizeof(skeymat2)) /* Different contexts should produce different results */ || !TEST_mem_ne(ckeymat1, sizeof(ckeymat1), ckeymat2, sizeof(ckeymat2))) goto end; testresult = 1; end: SSL_SESSION_free(sess); SSL_SESSION_free(clientpsk); SSL_SESSION_free(serverpsk); clientpsk = serverpsk = NULL; SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #define NUM_KEY_UPDATE_MESSAGES 40 /* * Test KeyUpdate. */ static int test_key_update(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0, i, j; char buf[20]; static char *mess = "A test message"; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_3_VERSION, 0, &sctx, &cctx, cert, privkey)) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; for (j = 0; j < 2; j++) { /* Send lots of KeyUpdate messages */ for (i = 0; i < NUM_KEY_UPDATE_MESSAGES; i++) { if (!TEST_true(SSL_key_update(clientssl, (j == 0) ? SSL_KEY_UPDATE_NOT_REQUESTED : SSL_KEY_UPDATE_REQUESTED)) || !TEST_true(SSL_do_handshake(clientssl))) goto end; } /* Check that sending and receiving app data is ok */ if (!TEST_int_eq(SSL_write(clientssl, mess, strlen(mess)), strlen(mess)) || !TEST_int_eq(SSL_read(serverssl, buf, sizeof(buf)), strlen(mess))) goto end; if (!TEST_int_eq(SSL_write(serverssl, mess, strlen(mess)), strlen(mess)) || !TEST_int_eq(SSL_read(clientssl, buf, sizeof(buf)), strlen(mess))) goto end; } testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Test we can handle a KeyUpdate (update requested) message while * write data is pending in peer. * Test 0: Client sends KeyUpdate while Server is writing * Test 1: Server sends KeyUpdate while Client is writing */ static int test_key_update_peer_in_write(int tst) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; char buf[20]; static char *mess = "A test message"; BIO *bretry = BIO_new(bio_s_always_retry()); BIO *tmp = NULL; SSL *peerupdate = NULL, *peerwrite = NULL; if (!TEST_ptr(bretry) || !TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_3_VERSION, 0, &sctx, &cctx, cert, privkey)) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; peerupdate = tst == 0 ? clientssl : serverssl; peerwrite = tst == 0 ? serverssl : clientssl; if (!TEST_true(SSL_key_update(peerupdate, SSL_KEY_UPDATE_REQUESTED)) || !TEST_int_eq(SSL_do_handshake(peerupdate), 1)) goto end; /* Swap the writing endpoint's write BIO to force a retry */ tmp = SSL_get_wbio(peerwrite); if (!TEST_ptr(tmp) || !TEST_true(BIO_up_ref(tmp))) { tmp = NULL; goto end; } SSL_set0_wbio(peerwrite, bretry); bretry = NULL; /* Write data that we know will fail with SSL_ERROR_WANT_WRITE */ if (!TEST_int_eq(SSL_write(peerwrite, mess, strlen(mess)), -1) || !TEST_int_eq(SSL_get_error(peerwrite, 0), SSL_ERROR_WANT_WRITE) || !TEST_true(SSL_want_write(peerwrite)) || !TEST_true(SSL_net_write_desired(peerwrite))) goto end; /* Reinstate the original writing endpoint's write BIO */ SSL_set0_wbio(peerwrite, tmp); tmp = NULL; /* Now read some data - we will read the key update */ if (!TEST_int_eq(SSL_read(peerwrite, buf, sizeof(buf)), -1) || !TEST_int_eq(SSL_get_error(peerwrite, 0), SSL_ERROR_WANT_READ) || !TEST_true(SSL_want_read(peerwrite)) || !TEST_true(SSL_net_read_desired(peerwrite))) goto end; /* * Complete the write we started previously and read it from the other * endpoint */ if (!TEST_int_eq(SSL_write(peerwrite, mess, strlen(mess)), strlen(mess)) || !TEST_int_eq(SSL_read(peerupdate, buf, sizeof(buf)), strlen(mess))) goto end; /* Write more data to ensure we send the KeyUpdate message back */ if (!TEST_int_eq(SSL_write(peerwrite, mess, strlen(mess)), strlen(mess)) || !TEST_int_eq(SSL_read(peerupdate, buf, sizeof(buf)), strlen(mess))) goto end; if (!TEST_false(SSL_net_read_desired(peerwrite)) || !TEST_false(SSL_net_write_desired(peerwrite)) || !TEST_int_eq(SSL_want(peerwrite), SSL_NOTHING)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); BIO_free(bretry); BIO_free(tmp); return testresult; } /* * Test we can handle a KeyUpdate (update requested) message while * peer read data is pending after peer accepted keyupdate(the msg header * had been read 5 bytes). * Test 0: Client sends KeyUpdate while Server is reading * Test 1: Server sends KeyUpdate while Client is reading */ static int test_key_update_peer_in_read(int tst) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; char prbuf[515], lwbuf[515] = {0}; static char *mess = "A test message"; BIO *lbio = NULL, *pbio = NULL; SSL *local = NULL, *peer = NULL; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_3_VERSION, 0, &sctx, &cctx, cert, privkey)) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; local = tst == 0 ? clientssl : serverssl; peer = tst == 0 ? serverssl : clientssl; if (!TEST_int_eq(BIO_new_bio_pair(&lbio, 512, &pbio, 512), 1)) goto end; SSL_set_bio(local, lbio, lbio); SSL_set_bio(peer, pbio, pbio); /* * we first write keyupdate msg then appdata in local * write data in local will fail with SSL_ERROR_WANT_WRITE,because * lwbuf app data msg size + key updata msg size > 512(the size of * the bio pair buffer) */ if (!TEST_true(SSL_key_update(local, SSL_KEY_UPDATE_REQUESTED)) || !TEST_int_eq(SSL_write(local, lwbuf, sizeof(lwbuf)), -1) || !TEST_int_eq(SSL_get_error(local, -1), SSL_ERROR_WANT_WRITE)) goto end; /* * first read keyupdate msg in peer in peer * then read appdata that we know will fail with SSL_ERROR_WANT_READ */ if (!TEST_int_eq(SSL_read(peer, prbuf, sizeof(prbuf)), -1) || !TEST_int_eq(SSL_get_error(peer, -1), SSL_ERROR_WANT_READ)) goto end; /* Now write some data in peer - we will write the key update */ if (!TEST_int_eq(SSL_write(peer, mess, strlen(mess)), strlen(mess))) goto end; /* * write data in local previously that we will complete * read data in peer previously that we will complete */ if (!TEST_int_eq(SSL_write(local, lwbuf, sizeof(lwbuf)), sizeof(lwbuf)) || !TEST_int_eq(SSL_read(peer, prbuf, sizeof(prbuf)), sizeof(prbuf))) goto end; /* check that sending and receiving appdata ok */ if (!TEST_int_eq(SSL_write(local, mess, strlen(mess)), strlen(mess)) || !TEST_int_eq(SSL_read(peer, prbuf, sizeof(prbuf)), strlen(mess))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Test we can't send a KeyUpdate (update requested) message while * local write data is pending. * Test 0: Client sends KeyUpdate while Client is writing * Test 1: Server sends KeyUpdate while Server is writing */ static int test_key_update_local_in_write(int tst) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; char buf[20]; static char *mess = "A test message"; BIO *bretry = BIO_new(bio_s_always_retry()); BIO *tmp = NULL; SSL *local = NULL, *peer = NULL; if (!TEST_ptr(bretry) || !TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_3_VERSION, 0, &sctx, &cctx, cert, privkey)) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; local = tst == 0 ? clientssl : serverssl; peer = tst == 0 ? serverssl : clientssl; /* Swap the writing endpoint's write BIO to force a retry */ tmp = SSL_get_wbio(local); if (!TEST_ptr(tmp) || !TEST_true(BIO_up_ref(tmp))) { tmp = NULL; goto end; } SSL_set0_wbio(local, bretry); bretry = NULL; /* write data in local will fail with SSL_ERROR_WANT_WRITE */ if (!TEST_int_eq(SSL_write(local, mess, strlen(mess)), -1) || !TEST_int_eq(SSL_get_error(local, -1), SSL_ERROR_WANT_WRITE)) goto end; /* Reinstate the original writing endpoint's write BIO */ SSL_set0_wbio(local, tmp); tmp = NULL; /* SSL_key_update will fail, because writing in local*/ if (!TEST_false(SSL_key_update(local, SSL_KEY_UPDATE_REQUESTED)) || !TEST_int_eq(ERR_GET_REASON(ERR_peek_error()), SSL_R_BAD_WRITE_RETRY)) goto end; ERR_clear_error(); /* write data in local previously that we will complete */ if (!TEST_int_eq(SSL_write(local, mess, strlen(mess)), strlen(mess))) goto end; /* SSL_key_update will succeed because there is no pending write data */ if (!TEST_true(SSL_key_update(local, SSL_KEY_UPDATE_REQUESTED)) || !TEST_int_eq(SSL_do_handshake(local), 1)) goto end; /* * we write some appdata in local * read data in peer - we will read the keyupdate msg */ if (!TEST_int_eq(SSL_write(local, mess, strlen(mess)), strlen(mess)) || !TEST_int_eq(SSL_read(peer, buf, sizeof(buf)), strlen(mess))) goto end; /* Write more peer more data to ensure we send the keyupdate message back */ if (!TEST_int_eq(SSL_write(peer, mess, strlen(mess)), strlen(mess)) || !TEST_int_eq(SSL_read(local, buf, sizeof(buf)), strlen(mess))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); BIO_free(bretry); BIO_free(tmp); return testresult; } /* * Test we can handle a KeyUpdate (update requested) message while * local read data is pending(the msg header had been read 5 bytes). * Test 0: Client sends KeyUpdate while Client is reading * Test 1: Server sends KeyUpdate while Server is reading */ static int test_key_update_local_in_read(int tst) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; char lrbuf[515], pwbuf[515] = {0}, prbuf[20]; static char *mess = "A test message"; BIO *lbio = NULL, *pbio = NULL; SSL *local = NULL, *peer = NULL; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_3_VERSION, 0, &sctx, &cctx, cert, privkey)) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; local = tst == 0 ? clientssl : serverssl; peer = tst == 0 ? serverssl : clientssl; if (!TEST_int_eq(BIO_new_bio_pair(&lbio, 512, &pbio, 512), 1)) goto end; SSL_set_bio(local, lbio, lbio); SSL_set_bio(peer, pbio, pbio); /* write app data in peer will fail with SSL_ERROR_WANT_WRITE */ if (!TEST_int_eq(SSL_write(peer, pwbuf, sizeof(pwbuf)), -1) || !TEST_int_eq(SSL_get_error(peer, -1), SSL_ERROR_WANT_WRITE)) goto end; /* read appdata in local will fail with SSL_ERROR_WANT_READ */ if (!TEST_int_eq(SSL_read(local, lrbuf, sizeof(lrbuf)), -1) || !TEST_int_eq(SSL_get_error(local, -1), SSL_ERROR_WANT_READ)) goto end; /* SSL_do_handshake will send keyupdate msg */ if (!TEST_true(SSL_key_update(local, SSL_KEY_UPDATE_REQUESTED)) || !TEST_int_eq(SSL_do_handshake(local), 1)) goto end; /* * write data in peer previously that we will complete * read data in local previously that we will complete */ if (!TEST_int_eq(SSL_write(peer, pwbuf, sizeof(pwbuf)), sizeof(pwbuf)) || !TEST_int_eq(SSL_read(local, lrbuf, sizeof(lrbuf)), sizeof(lrbuf))) goto end; /* * write data in local * read data in peer - we will read the key update */ if (!TEST_int_eq(SSL_write(local, mess, strlen(mess)), strlen(mess)) || !TEST_int_eq(SSL_read(peer, prbuf, sizeof(prbuf)), strlen(mess))) goto end; /* Write more peer data to ensure we send the keyupdate message back */ if (!TEST_int_eq(SSL_write(peer, mess, strlen(mess)), strlen(mess)) || !TEST_int_eq(SSL_read(local, lrbuf, sizeof(lrbuf)), strlen(mess))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif /* OSSL_NO_USABLE_TLS1_3 */ /* * Test clearing a connection via SSL_clear(), or resetting it via * SSL_set_connect_state()/SSL_set_accept_state() * Test 0: SSL_set_connect_state, TLSv1.3 * Test 1: SSL_set_connect_state, TLSv1.2 * Test 2: SSL_set_accept_state, TLSv1.3 * Test 3: SSL_set_accept_state, TLSv1.2 * Test 4: SSL_clear (client), TLSv1.3 * Test 5: SSL_clear (client), TLSv1.2 * Test 6: SSL_clear (server), TLSv1.3 * Test 7: SSL_clear (server), TLSv1.2 */ static int test_ssl_clear(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; SSL *writer, *reader; int testresult = 0; int tls12test, servertest, cleartest; size_t written, readbytes; const char *msg = "Hello World"; unsigned char buf[5]; tls12test = idx & 1; idx >>= 1; servertest = idx & 1; idx >>= 1; cleartest = idx & 1; #ifdef OPENSSL_NO_TLS1_2 if (tls12test == 1) return TEST_skip("No TLSv1.2 in this build"); #endif /* Create an initial connection */ if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey)) || (tls12test && !TEST_true(SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION))) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (servertest) { writer = clientssl; reader = serverssl; } else { writer = serverssl; reader = clientssl; } /* Write some data */ if (!TEST_true(SSL_write_ex(writer, msg, strlen(msg), &written)) || written != strlen(msg)) goto end; /* * Read a partial record. The remaining buffered data should be cleared by * the subsequent clear/reset */ if (!TEST_true(SSL_read_ex(reader, buf, sizeof(buf), &readbytes)) || readbytes != sizeof(buf)) goto end; SSL_shutdown(clientssl); SSL_shutdown(serverssl); /* Reset/clear one SSL object in order to reuse it. We free the other one */ if (servertest) { if (cleartest) { if (!TEST_true(SSL_clear(serverssl))) goto end; } else { SSL_set_accept_state(serverssl); } /* * A peculiarity of SSL_clear() is that it does not clear the session. * This is intended behaviour so that a client can create a new * connection and reuse the session. But this doesn't make much sense * on the server side - and causes incorrect behaviour due to the * handshake failing (even though the documentation does say SSL_clear() * is supposed to work on the server side). We clear the session * explicitly - although note that the documentation for * SSL_set_session() says that its only useful for clients! */ if (!TEST_true(SSL_set_session(serverssl, NULL))) goto end; SSL_free(clientssl); clientssl = NULL; } else { if (cleartest) { if (!TEST_true(SSL_clear(clientssl))) goto end; } else { SSL_set_connect_state(clientssl); } SSL_free(serverssl); serverssl = NULL; } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_true(servertest || SSL_session_reused(clientssl))) goto end; SSL_shutdown(clientssl); SSL_shutdown(serverssl); testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* Parse CH and retrieve any MFL extension value if present */ static int get_MFL_from_client_hello(BIO *bio, int *mfl_codemfl_code) { long len; unsigned char *data; PACKET pkt, pkt2, pkt3; unsigned int MFL_code = 0, type = 0; if (!TEST_uint_gt(len = BIO_get_mem_data(bio, (char **) &data), 0)) goto end; memset(&pkt, 0, sizeof(pkt)); memset(&pkt2, 0, sizeof(pkt2)); memset(&pkt3, 0, sizeof(pkt3)); if (!TEST_long_gt(len, 0) || !TEST_true(PACKET_buf_init(&pkt, data, len)) /* Skip the record header */ || !PACKET_forward(&pkt, SSL3_RT_HEADER_LENGTH) /* Skip the handshake message header */ || !TEST_true(PACKET_forward(&pkt, SSL3_HM_HEADER_LENGTH)) /* Skip client version and random */ || !TEST_true(PACKET_forward(&pkt, CLIENT_VERSION_LEN + SSL3_RANDOM_SIZE)) /* Skip session id */ || !TEST_true(PACKET_get_length_prefixed_1(&pkt, &pkt2)) /* Skip ciphers */ || !TEST_true(PACKET_get_length_prefixed_2(&pkt, &pkt2)) /* Skip compression */ || !TEST_true(PACKET_get_length_prefixed_1(&pkt, &pkt2)) /* Extensions len */ || !TEST_true(PACKET_as_length_prefixed_2(&pkt, &pkt2))) goto end; /* Loop through all extensions */ while (PACKET_remaining(&pkt2)) { if (!TEST_true(PACKET_get_net_2(&pkt2, &type)) || !TEST_true(PACKET_get_length_prefixed_2(&pkt2, &pkt3))) goto end; if (type == TLSEXT_TYPE_max_fragment_length) { if (!TEST_uint_ne(PACKET_remaining(&pkt3), 0) || !TEST_true(PACKET_get_1(&pkt3, &MFL_code))) goto end; *mfl_codemfl_code = MFL_code; return 1; } } end: return 0; } /* Maximum-Fragment-Length TLS extension mode to test */ static const unsigned char max_fragment_len_test[] = { TLSEXT_max_fragment_length_512, TLSEXT_max_fragment_length_1024, TLSEXT_max_fragment_length_2048, TLSEXT_max_fragment_length_4096 }; static int test_max_fragment_len_ext(int idx_tst) { SSL_CTX *ctx = NULL; SSL *con = NULL; int testresult = 0, MFL_mode = 0; BIO *rbio, *wbio; if (!TEST_true(create_ssl_ctx_pair(libctx, NULL, TLS_client_method(), TLS1_VERSION, 0, NULL, &ctx, NULL, NULL))) return 0; if (!TEST_true(SSL_CTX_set_tlsext_max_fragment_length( ctx, max_fragment_len_test[idx_tst]))) goto end; con = SSL_new(ctx); if (!TEST_ptr(con)) goto end; rbio = BIO_new(BIO_s_mem()); wbio = BIO_new(BIO_s_mem()); if (!TEST_ptr(rbio)|| !TEST_ptr(wbio)) { BIO_free(rbio); BIO_free(wbio); goto end; } SSL_set_bio(con, rbio, wbio); if (!TEST_int_le(SSL_connect(con), 0)) { /* This shouldn't succeed because we don't have a server! */ goto end; } if (!TEST_true(get_MFL_from_client_hello(wbio, &MFL_mode))) /* no MFL in client hello */ goto end; if (!TEST_true(max_fragment_len_test[idx_tst] == MFL_mode)) goto end; testresult = 1; end: SSL_free(con); SSL_CTX_free(ctx); return testresult; } #ifndef OSSL_NO_USABLE_TLS1_3 static int test_pha_key_update(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) return 0; if (!TEST_true(SSL_CTX_set_min_proto_version(sctx, TLS1_3_VERSION)) || !TEST_true(SSL_CTX_set_max_proto_version(sctx, TLS1_3_VERSION)) || !TEST_true(SSL_CTX_set_min_proto_version(cctx, TLS1_3_VERSION)) || !TEST_true(SSL_CTX_set_max_proto_version(cctx, TLS1_3_VERSION))) goto end; SSL_CTX_set_post_handshake_auth(cctx, 1); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; SSL_set_verify(serverssl, SSL_VERIFY_PEER, NULL); if (!TEST_true(SSL_verify_client_post_handshake(serverssl))) goto end; if (!TEST_true(SSL_key_update(clientssl, SSL_KEY_UPDATE_NOT_REQUESTED))) goto end; /* Start handshake on the server */ if (!TEST_int_eq(SSL_do_handshake(serverssl), 1)) goto end; /* Starts with SSL_connect(), but it's really just SSL_do_handshake() */ if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; SSL_shutdown(clientssl); SSL_shutdown(serverssl); testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif #if !defined(OPENSSL_NO_SRP) && !defined(OPENSSL_NO_TLS1_2) static SRP_VBASE *vbase = NULL; static int ssl_srp_cb(SSL *s, int *ad, void *arg) { int ret = SSL3_AL_FATAL; char *username; SRP_user_pwd *user = NULL; username = SSL_get_srp_username(s); if (username == NULL) { *ad = SSL_AD_INTERNAL_ERROR; goto err; } user = SRP_VBASE_get1_by_user(vbase, username); if (user == NULL) { *ad = SSL_AD_INTERNAL_ERROR; goto err; } if (SSL_set_srp_server_param(s, user->N, user->g, user->s, user->v, user->info) <= 0) { *ad = SSL_AD_INTERNAL_ERROR; goto err; } ret = 0; err: SRP_user_pwd_free(user); return ret; } static int create_new_vfile(char *userid, char *password, const char *filename) { char *gNid = NULL; OPENSSL_STRING *row = OPENSSL_zalloc(sizeof(row) * (DB_NUMBER + 1)); TXT_DB *db = NULL; int ret = 0; BIO *out = NULL, *dummy = BIO_new_mem_buf("", 0); size_t i; if (!TEST_ptr(dummy) || !TEST_ptr(row)) goto end; gNid = SRP_create_verifier_ex(userid, password, &row[DB_srpsalt], &row[DB_srpverifier], NULL, NULL, libctx, NULL); if (!TEST_ptr(gNid)) goto end; /* * The only way to create an empty TXT_DB is to provide a BIO with no data * in it! */ db = TXT_DB_read(dummy, DB_NUMBER); if (!TEST_ptr(db)) goto end; out = BIO_new_file(filename, "w"); if (!TEST_ptr(out)) goto end; row[DB_srpid] = OPENSSL_strdup(userid); row[DB_srptype] = OPENSSL_strdup("V"); row[DB_srpgN] = OPENSSL_strdup(gNid); if (!TEST_ptr(row[DB_srpid]) || !TEST_ptr(row[DB_srptype]) || !TEST_ptr(row[DB_srpgN]) || !TEST_true(TXT_DB_insert(db, row))) goto end; row = NULL; if (TXT_DB_write(out, db) <= 0) goto end; ret = 1; end: if (row != NULL) { for (i = 0; i < DB_NUMBER; i++) OPENSSL_free(row[i]); } OPENSSL_free(row); BIO_free(dummy); BIO_free(out); TXT_DB_free(db); return ret; } static int create_new_vbase(char *userid, char *password) { BIGNUM *verifier = NULL, *salt = NULL; const SRP_gN *lgN = NULL; SRP_user_pwd *user_pwd = NULL; int ret = 0; lgN = SRP_get_default_gN(NULL); if (!TEST_ptr(lgN)) goto end; if (!TEST_true(SRP_create_verifier_BN_ex(userid, password, &salt, &verifier, lgN->N, lgN->g, libctx, NULL))) goto end; user_pwd = OPENSSL_zalloc(sizeof(*user_pwd)); if (!TEST_ptr(user_pwd)) goto end; user_pwd->N = lgN->N; user_pwd->g = lgN->g; user_pwd->id = OPENSSL_strdup(userid); if (!TEST_ptr(user_pwd->id)) goto end; user_pwd->v = verifier; user_pwd->s = salt; verifier = salt = NULL; if (sk_SRP_user_pwd_insert(vbase->users_pwd, user_pwd, 0) == 0) goto end; user_pwd = NULL; ret = 1; end: SRP_user_pwd_free(user_pwd); BN_free(salt); BN_free(verifier); return ret; } /* * SRP tests * * Test 0: Simple successful SRP connection, new vbase * Test 1: Connection failure due to bad password, new vbase * Test 2: Simple successful SRP connection, vbase loaded from existing file * Test 3: Connection failure due to bad password, vbase loaded from existing * file * Test 4: Simple successful SRP connection, vbase loaded from new file * Test 5: Connection failure due to bad password, vbase loaded from new file */ static int test_srp(int tst) { char *userid = "test", *password = "password", *tstsrpfile; SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int ret, testresult = 0; vbase = SRP_VBASE_new(NULL); if (!TEST_ptr(vbase)) goto end; if (tst == 0 || tst == 1) { if (!TEST_true(create_new_vbase(userid, password))) goto end; } else { if (tst == 4 || tst == 5) { if (!TEST_true(create_new_vfile(userid, password, tmpfilename))) goto end; tstsrpfile = tmpfilename; } else { tstsrpfile = srpvfile; } if (!TEST_int_eq(SRP_VBASE_init(vbase, tstsrpfile), SRP_NO_ERROR)) goto end; } if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) goto end; if (!TEST_int_gt(SSL_CTX_set_srp_username_callback(sctx, ssl_srp_cb), 0) || !TEST_true(SSL_CTX_set_cipher_list(cctx, "SRP-AES-128-CBC-SHA")) || !TEST_true(SSL_CTX_set_max_proto_version(sctx, TLS1_2_VERSION)) || !TEST_true(SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION)) || !TEST_int_gt(SSL_CTX_set_srp_username(cctx, userid), 0)) goto end; if (tst % 2 == 1) { if (!TEST_int_gt(SSL_CTX_set_srp_password(cctx, "badpass"), 0)) goto end; } else { if (!TEST_int_gt(SSL_CTX_set_srp_password(cctx, password), 0)) goto end; } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; ret = create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE); if (ret) { if (!TEST_true(tst % 2 == 0)) goto end; } else { if (!TEST_true(tst % 2 == 1)) goto end; } testresult = 1; end: SRP_VBASE_free(vbase); vbase = NULL; SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif static int info_cb_failed = 0; static int info_cb_offset = 0; static int info_cb_this_state = -1; static struct info_cb_states_st { int where; const char *statestr; } info_cb_states[][60] = { { /* TLSv1.2 server followed by resumption */ {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"}, {SSL_CB_LOOP, "TWSC"}, {SSL_CB_LOOP, "TWSKE"}, {SSL_CB_LOOP, "TWSD"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWSD"}, {SSL_CB_LOOP, "TRCKE"}, {SSL_CB_LOOP, "TRCCS"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TWST"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {SSL_CB_ALERT, NULL}, {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_LOOP, "TRCCS"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {0, NULL}, }, { /* TLSv1.2 client followed by resumption */ {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TRSC"}, {SSL_CB_LOOP, "TRSKE"}, {SSL_CB_LOOP, "TRSD"}, {SSL_CB_LOOP, "TWCKE"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_LOOP, "TRST"}, {SSL_CB_LOOP, "TRCCS"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {SSL_CB_ALERT, NULL}, {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TRCCS"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {0, NULL}, }, { /* TLSv1.3 server followed by resumption */ {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWEE"}, {SSL_CB_LOOP, "TWSC"}, {SSL_CB_LOOP, "TWSCV"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_LOOP, "TED"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_LOOP, "TWST"}, {SSL_CB_LOOP, "TWST"}, {SSL_CB_EXIT, NULL}, {SSL_CB_ALERT, NULL}, {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWEE"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_LOOP, "TED"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_LOOP, "TWST"}, {SSL_CB_EXIT, NULL}, {0, NULL}, }, { /* TLSv1.3 client followed by resumption */ {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TREE"}, {SSL_CB_LOOP, "TRSC"}, {SSL_CB_LOOP, "TRSCV"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "TRST"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "TRST"}, {SSL_CB_EXIT, NULL}, {SSL_CB_ALERT, NULL}, {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TREE"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "TRST"}, {SSL_CB_EXIT, NULL}, {0, NULL}, }, { /* TLSv1.3 server, early_data */ {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWEE"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TWEOED"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_LOOP, "TWST"}, {SSL_CB_EXIT, NULL}, {0, NULL}, }, { /* TLSv1.3 client, early_data */ {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TREE"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TPEDE"}, {SSL_CB_LOOP, "TWEOED"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "TRST"}, {SSL_CB_EXIT, NULL}, {0, NULL}, }, { /* TLSv1.3 server, certificate compression, followed by resumption */ {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWEE"}, {SSL_CB_LOOP, "TWSCC"}, {SSL_CB_LOOP, "TWSCV"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_LOOP, "TED"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_LOOP, "TWST"}, {SSL_CB_LOOP, "TWST"}, {SSL_CB_EXIT, NULL}, {SSL_CB_ALERT, NULL}, {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWEE"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_LOOP, "TED"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_LOOP, "TWST"}, {SSL_CB_EXIT, NULL}, {0, NULL}, }, { /* TLSv1.3 client, certificate compression, followed by resumption */ {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TREE"}, {SSL_CB_LOOP, "TRSCC"}, {SSL_CB_LOOP, "TRSCV"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "TRST"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "TRST"}, {SSL_CB_EXIT, NULL}, {SSL_CB_ALERT, NULL}, {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT"}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TREE"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "SSLOK"}, {SSL_CB_LOOP, "TRST"}, {SSL_CB_EXIT, NULL}, {0, NULL}, }, { {0, NULL}, } }; static void sslapi_info_callback(const SSL *s, int where, int ret) { struct info_cb_states_st *state = info_cb_states[info_cb_offset]; /* We do not ever expect a connection to fail in this test */ if (!TEST_false(ret == 0)) { info_cb_failed = 1; return; } /* * Do some sanity checks. We never expect these things to happen in this * test */ if (!TEST_false((SSL_is_server(s) && (where & SSL_ST_CONNECT) != 0)) || !TEST_false(!SSL_is_server(s) && (where & SSL_ST_ACCEPT) != 0) || !TEST_int_ne(state[++info_cb_this_state].where, 0)) { info_cb_failed = 1; return; } /* Now check we're in the right state */ if (!TEST_true((where & state[info_cb_this_state].where) != 0)) { info_cb_failed = 1; return; } if ((where & SSL_CB_LOOP) != 0 && !TEST_int_eq(strcmp(SSL_state_string(s), state[info_cb_this_state].statestr), 0)) { info_cb_failed = 1; return; } /* * Check that, if we've got SSL_CB_HANDSHAKE_DONE we are not in init */ if ((where & SSL_CB_HANDSHAKE_DONE) && SSL_in_init((SSL *)s) != 0) { info_cb_failed = 1; return; } } /* * Test the info callback gets called when we expect it to. * * Test 0: TLSv1.2, server * Test 1: TLSv1.2, client * Test 2: TLSv1.3, server * Test 3: TLSv1.3, client * Test 4: TLSv1.3, server, early_data * Test 5: TLSv1.3, client, early_data * Test 6: TLSv1.3, server, compressed certificate * Test 7: TLSv1.3, client, compressed certificate */ static int test_info_callback(int tst) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; SSL_SESSION *clntsess = NULL; int testresult = 0; int tlsvers; if (tst < 2) { /* We need either ECDHE or DHE for the TLSv1.2 test to work */ #if !defined(OPENSSL_NO_TLS1_2) && (!defined(OPENSSL_NO_EC) \ || !defined(OPENSSL_NO_DH)) tlsvers = TLS1_2_VERSION; #else return 1; #endif } else { #ifndef OSSL_NO_USABLE_TLS1_3 tlsvers = TLS1_3_VERSION; #else return 1; #endif } /* Reset globals */ info_cb_failed = 0; info_cb_this_state = -1; info_cb_offset = tst; #ifndef OSSL_NO_USABLE_TLS1_3 if (tst >= 4 && tst < 6) { SSL_SESSION *sess = NULL; size_t written, readbytes; unsigned char buf[80]; /* early_data tests */ if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, &serverssl, &sess, 0, SHA384_DIGEST_LENGTH))) goto end; /* We don't actually need this reference */ SSL_SESSION_free(sess); SSL_set_info_callback((tst % 2) == 0 ? serverssl : clientssl, sslapi_info_callback); /* Write and read some early data and then complete the connection */ if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), &written)) || !TEST_size_t_eq(written, strlen(MSG1)) || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), &readbytes), SSL_READ_EARLY_DATA_SUCCESS) || !TEST_mem_eq(MSG1, readbytes, buf, strlen(MSG1)) || !TEST_int_eq(SSL_get_early_data_status(serverssl), SSL_EARLY_DATA_ACCEPTED) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_false(info_cb_failed)) goto end; testresult = 1; goto end; } #endif if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), tlsvers, tlsvers, &sctx, &cctx, cert, privkey))) goto end; if (!TEST_true(SSL_CTX_set_dh_auto(sctx, 1))) goto end; /* * For even numbered tests we check the server callbacks. For odd numbers we * check the client. */ SSL_CTX_set_info_callback((tst % 2) == 0 ? sctx : cctx, sslapi_info_callback); if (tst >= 6) { if (!SSL_CTX_compress_certs(sctx, 0)) goto end; } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_false(info_cb_failed)) goto end; clntsess = SSL_get1_session(clientssl); SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; /* Now do a resumption */ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, clntsess)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_true(SSL_session_reused(clientssl)) || !TEST_false(info_cb_failed)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_SESSION_free(clntsess); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } static int test_ssl_pending(int tst) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; char msg[] = "A test message"; char buf[5]; size_t written, readbytes; if (tst == 0) { if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) goto end; } else { #ifndef OPENSSL_NO_DTLS if (!TEST_true(create_ssl_ctx_pair(libctx, DTLS_server_method(), DTLS_client_method(), DTLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) goto end; # ifdef OPENSSL_NO_DTLS1_2 /* Not supported in the FIPS provider */ if (is_fips) { testresult = 1; goto end; }; /* * Default sigalgs are SHA1 based in = 8 && tst <= 13) return 1; #endif gen_tick_called = dec_tick_called = tick_key_cb_called = 0; /* Which tests the ticket key callback should request renewal for */ if (tst == 10 || tst == 11 || tst == 16 || tst == 17) tick_key_renew = 1; else if (tst == 12 || tst == 13 || tst == 18 || tst == 19) tick_key_renew = -1; /* abort sending the ticket/0-length ticket */ else tick_key_renew = 0; /* Which tests the decrypt ticket callback should request renewal for */ switch (tst) { case 0: case 1: tick_dec_ret = SSL_TICKET_RETURN_IGNORE; break; case 2: case 3: tick_dec_ret = SSL_TICKET_RETURN_IGNORE_RENEW; break; case 4: case 5: tick_dec_ret = SSL_TICKET_RETURN_USE; break; case 6: case 7: tick_dec_ret = SSL_TICKET_RETURN_USE_RENEW; break; default: tick_dec_ret = SSL_TICKET_RETURN_ABORT; } if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, ((tst % 2) == 0) ? TLS1_2_VERSION : TLS1_3_VERSION, &sctx, &cctx, cert, privkey))) goto end; /* * We only want sessions to resume from tickets - not the session cache. So * switch the cache off. */ if (!TEST_true(SSL_CTX_set_session_cache_mode(sctx, SSL_SESS_CACHE_OFF))) goto end; if (!TEST_true(SSL_CTX_set_session_ticket_cb(sctx, gen_tick_cb, dec_tick_cb, NULL))) goto end; if (tst >= 14) { if (!TEST_true(SSL_CTX_set_tlsext_ticket_key_evp_cb(sctx, tick_key_evp_cb))) goto end; #ifndef OPENSSL_NO_DEPRECATED_3_0 } else if (tst >= 8) { if (!TEST_true(SSL_CTX_set_tlsext_ticket_key_cb(sctx, tick_key_cb))) goto end; #endif } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* * The decrypt ticket key callback in TLSv1.2 should be called even though * we have no ticket yet, because it gets called with a status of * SSL_TICKET_EMPTY (the client indicates support for tickets but does not * actually send any ticket data). This does not happen in TLSv1.3 because * it is not valid to send empty ticket data in TLSv1.3. */ if (!TEST_int_eq(gen_tick_called, 1) || !TEST_int_eq(dec_tick_called, ((tst % 2) == 0) ? 1 : 0)) goto end; gen_tick_called = dec_tick_called = 0; clntsess = SSL_get1_session(clientssl); SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; /* Now do a resumption */ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, clntsess)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (tick_dec_ret == SSL_TICKET_RETURN_IGNORE || tick_dec_ret == SSL_TICKET_RETURN_IGNORE_RENEW || tick_key_renew == -1) { if (!TEST_false(SSL_session_reused(clientssl))) goto end; } else { if (!TEST_true(SSL_session_reused(clientssl))) goto end; } if (!TEST_int_eq(gen_tick_called, (tick_key_renew || tick_dec_ret == SSL_TICKET_RETURN_IGNORE_RENEW || tick_dec_ret == SSL_TICKET_RETURN_USE_RENEW) ? 1 : 0) /* There is no ticket to decrypt in tests 13 and 19 */ || !TEST_int_eq(dec_tick_called, (tst == 13 || tst == 19) ? 0 : 1)) goto end; testresult = 1; end: SSL_SESSION_free(clntsess); SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Test incorrect shutdown. * Test 0: client does not shutdown properly, * server does not set SSL_OP_IGNORE_UNEXPECTED_EOF, * server should get SSL_ERROR_SSL * Test 1: client does not shutdown properly, * server sets SSL_OP_IGNORE_UNEXPECTED_EOF, * server should get SSL_ERROR_ZERO_RETURN */ static int test_incorrect_shutdown(int tst) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; char buf[80]; BIO *c2s; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), 0, 0, &sctx, &cctx, cert, privkey))) goto end; if (tst == 1) SSL_CTX_set_options(sctx, SSL_OP_IGNORE_UNEXPECTED_EOF); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; c2s = SSL_get_rbio(serverssl); BIO_set_mem_eof_return(c2s, 0); if (!TEST_false(SSL_read(serverssl, buf, sizeof(buf)))) goto end; if (tst == 0 && !TEST_int_eq(SSL_get_error(serverssl, 0), SSL_ERROR_SSL) ) goto end; if (tst == 1 && !TEST_int_eq(SSL_get_error(serverssl, 0), SSL_ERROR_ZERO_RETURN) ) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Test bi-directional shutdown. * Test 0: TLSv1.2 * Test 1: TLSv1.2, server continues to read/write after client shutdown * Test 2: TLSv1.3, no pending NewSessionTicket messages * Test 3: TLSv1.3, pending NewSessionTicket messages * Test 4: TLSv1.3, server continues to read/write after client shutdown, server * sends key update, client reads it * Test 5: TLSv1.3, server continues to read/write after client shutdown, server * sends CertificateRequest, client reads and ignores it * Test 6: TLSv1.3, server continues to read/write after client shutdown, client * doesn't read it */ static int test_shutdown(int tst) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; char msg[] = "A test message"; char buf[80]; size_t written, readbytes; SSL_SESSION *sess; #ifdef OPENSSL_NO_TLS1_2 if (tst <= 1) return 1; #endif #ifdef OSSL_NO_USABLE_TLS1_3 if (tst >= 2) return 1; #endif if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, (tst <= 1) ? TLS1_2_VERSION : TLS1_3_VERSION, &sctx, &cctx, cert, privkey))) goto end; if (tst == 5) SSL_CTX_set_post_handshake_auth(cctx, 1); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (tst == 3) { if (!TEST_true(create_bare_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE, 1, 0)) || !TEST_ptr_ne(sess = SSL_get_session(clientssl), NULL) || !TEST_false(SSL_SESSION_is_resumable(sess))) goto end; } else if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) || !TEST_ptr_ne(sess = SSL_get_session(clientssl), NULL) || !TEST_true(SSL_SESSION_is_resumable(sess))) { goto end; } if (!TEST_int_eq(SSL_shutdown(clientssl), 0)) goto end; if (tst >= 4) { /* * Reading on the server after the client has sent close_notify should * fail and provide SSL_ERROR_ZERO_RETURN */ if (!TEST_false(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) || !TEST_int_eq(SSL_get_error(serverssl, 0), SSL_ERROR_ZERO_RETURN) || !TEST_int_eq(SSL_get_shutdown(serverssl), SSL_RECEIVED_SHUTDOWN) /* * Even though we're shutdown on receive we should still be * able to write. */ || !TEST_true(SSL_write(serverssl, msg, sizeof(msg)))) goto end; if (tst == 4 && !TEST_true(SSL_key_update(serverssl, SSL_KEY_UPDATE_REQUESTED))) goto end; if (tst == 5) { SSL_set_verify(serverssl, SSL_VERIFY_PEER, NULL); if (!TEST_true(SSL_verify_client_post_handshake(serverssl))) goto end; } if ((tst == 4 || tst == 5) && !TEST_true(SSL_write(serverssl, msg, sizeof(msg)))) goto end; if (!TEST_int_eq(SSL_shutdown(serverssl), 1)) goto end; if (tst == 4 || tst == 5) { /* Should still be able to read data from server */ if (!TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) || !TEST_size_t_eq(readbytes, sizeof(msg)) || !TEST_int_eq(memcmp(msg, buf, readbytes), 0) || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) || !TEST_size_t_eq(readbytes, sizeof(msg)) || !TEST_int_eq(memcmp(msg, buf, readbytes), 0)) goto end; } } /* Writing on the client after sending close_notify shouldn't be possible */ if (!TEST_false(SSL_write_ex(clientssl, msg, sizeof(msg), &written))) goto end; if (tst < 4) { /* * For these tests the client has sent close_notify but it has not yet * been received by the server. The server has not sent close_notify * yet. */ if (!TEST_int_eq(SSL_shutdown(serverssl), 0) /* * Writing on the server after sending close_notify shouldn't * be possible. */ || !TEST_false(SSL_write_ex(serverssl, msg, sizeof(msg), &written)) || !TEST_int_eq(SSL_shutdown(clientssl), 1) || !TEST_ptr_ne(sess = SSL_get_session(clientssl), NULL) || !TEST_true(SSL_SESSION_is_resumable(sess)) || !TEST_int_eq(SSL_shutdown(serverssl), 1)) goto end; } else if (tst == 4 || tst == 5) { /* * In this test the client has sent close_notify and it has been * received by the server which has responded with a close_notify. The * client needs to read the close_notify sent by the server. */ if (!TEST_int_eq(SSL_shutdown(clientssl), 1) || !TEST_ptr_ne(sess = SSL_get_session(clientssl), NULL) || !TEST_true(SSL_SESSION_is_resumable(sess))) goto end; } else { /* * tst == 6 * * The client has sent close_notify and is expecting a close_notify * back, but instead there is application data first. The shutdown * should fail with a fatal error. */ if (!TEST_int_eq(SSL_shutdown(clientssl), -1) || !TEST_int_eq(SSL_get_error(clientssl, -1), SSL_ERROR_SSL)) goto end; } testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Test that sending close_notify alerts works correctly in the case of a * retryable write failure. */ static int test_async_shutdown(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; BIO *bretry = BIO_new(bio_s_always_retry()), *tmp = NULL; if (!TEST_ptr(bretry)) goto end; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), 0, 0, &sctx, &cctx, cert, privkey))) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* Close write side of clientssl */ if (!TEST_int_eq(SSL_shutdown(clientssl), 0)) goto end; tmp = SSL_get_wbio(serverssl); if (!TEST_true(BIO_up_ref(tmp))) { tmp = NULL; goto end; } SSL_set0_wbio(serverssl, bretry); bretry = NULL; /* First server shutdown should fail because of a retrable write failure */ if (!TEST_int_eq(SSL_shutdown(serverssl), -1) || !TEST_int_eq(SSL_get_error(serverssl, -1), SSL_ERROR_WANT_WRITE)) goto end; /* Second server shutdown should fail for the same reason */ if (!TEST_int_eq(SSL_shutdown(serverssl), -1) || !TEST_int_eq(SSL_get_error(serverssl, -1), SSL_ERROR_WANT_WRITE)) goto end; SSL_set0_wbio(serverssl, tmp); tmp = NULL; /* Third server shutdown should send close_notify */ if (!TEST_int_eq(SSL_shutdown(serverssl), 0)) goto end; /* Fourth server shutdown should read close_notify from client and finish */ if (!TEST_int_eq(SSL_shutdown(serverssl), 1)) goto end; /* Client should also successfully fully shutdown */ if (!TEST_int_eq(SSL_shutdown(clientssl), 1)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); BIO_free(bretry); BIO_free(tmp); return testresult; } #if !defined(OPENSSL_NO_TLS1_2) || !defined(OSSL_NO_USABLE_TLS1_3) static int cert_cb_cnt; static int cert_cb(SSL *s, void *arg) { SSL_CTX *ctx = (SSL_CTX *)arg; BIO *in = NULL; EVP_PKEY *pkey = NULL; X509 *x509 = NULL, *rootx = NULL; STACK_OF(X509) *chain = NULL; char *rootfile = NULL, *ecdsacert = NULL, *ecdsakey = NULL; int ret = 0; if (cert_cb_cnt == 0) { /* Suspend the handshake */ cert_cb_cnt++; return -1; } else if (cert_cb_cnt == 1) { /* * Update the SSL_CTX, set the certificate and private key and then * continue the handshake normally. */ if (ctx != NULL && !TEST_ptr(SSL_set_SSL_CTX(s, ctx))) return 0; if (!TEST_true(SSL_use_certificate_file(s, cert, SSL_FILETYPE_PEM)) || !TEST_true(SSL_use_PrivateKey_file(s, privkey, SSL_FILETYPE_PEM)) || !TEST_true(SSL_check_private_key(s))) return 0; cert_cb_cnt++; return 1; } else if (cert_cb_cnt == 3) { int rv; rootfile = test_mk_file_path(certsdir, "rootcert.pem"); ecdsacert = test_mk_file_path(certsdir, "server-ecdsa-cert.pem"); ecdsakey = test_mk_file_path(certsdir, "server-ecdsa-key.pem"); if (!TEST_ptr(rootfile) || !TEST_ptr(ecdsacert) || !TEST_ptr(ecdsakey)) goto out; chain = sk_X509_new_null(); if (!TEST_ptr(chain)) goto out; if (!TEST_ptr(in = BIO_new(BIO_s_file())) || !TEST_int_gt(BIO_read_filename(in, rootfile), 0) || !TEST_ptr(rootx = X509_new_ex(libctx, NULL)) || !TEST_ptr(PEM_read_bio_X509(in, &rootx, NULL, NULL)) || !TEST_true(sk_X509_push(chain, rootx))) goto out; rootx = NULL; BIO_free(in); if (!TEST_ptr(in = BIO_new(BIO_s_file())) || !TEST_int_gt(BIO_read_filename(in, ecdsacert), 0) || !TEST_ptr(x509 = X509_new_ex(libctx, NULL)) || !TEST_ptr(PEM_read_bio_X509(in, &x509, NULL, NULL))) goto out; BIO_free(in); if (!TEST_ptr(in = BIO_new(BIO_s_file())) || !TEST_int_gt(BIO_read_filename(in, ecdsakey), 0) || !TEST_ptr(pkey = PEM_read_bio_PrivateKey_ex(in, NULL, NULL, NULL, libctx, NULL))) goto out; rv = SSL_check_chain(s, x509, pkey, chain); /* * If the cert doesn't show as valid here (e.g., because we don't * have any shared sigalgs), then we will not set it, and there will * be no certificate at all on the SSL or SSL_CTX. This, in turn, * will cause tls_choose_sigalgs() to fail the connection. */ if ((rv & (CERT_PKEY_VALID | CERT_PKEY_CA_SIGNATURE)) == (CERT_PKEY_VALID | CERT_PKEY_CA_SIGNATURE)) { if (!SSL_use_cert_and_key(s, x509, pkey, NULL, 1)) goto out; } ret = 1; } /* Abort the handshake */ out: OPENSSL_free(ecdsacert); OPENSSL_free(ecdsakey); OPENSSL_free(rootfile); BIO_free(in); EVP_PKEY_free(pkey); X509_free(x509); X509_free(rootx); OSSL_STACK_OF_X509_free(chain); return ret; } /* * Test the certificate callback. * Test 0: Callback fails * Test 1: Success - no SSL_set_SSL_CTX() in the callback * Test 2: Success - SSL_set_SSL_CTX() in the callback * Test 3: Success - Call SSL_check_chain from the callback * Test 4: Failure - SSL_check_chain fails from callback due to bad cert in the * chain * Test 5: Failure - SSL_check_chain fails from callback due to bad ee cert */ static int test_cert_cb_int(int prot, int tst) { SSL_CTX *cctx = NULL, *sctx = NULL, *snictx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0, ret; #ifdef OPENSSL_NO_EC /* We use an EC cert in these tests, so we skip in a no-ec build */ if (tst >= 3) return 1; #endif if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, prot, &sctx, &cctx, NULL, NULL))) goto end; if (tst == 0) cert_cb_cnt = -1; else if (tst >= 3) cert_cb_cnt = 3; else cert_cb_cnt = 0; if (tst == 2) { snictx = SSL_CTX_new_ex(libctx, NULL, TLS_server_method()); if (!TEST_ptr(snictx)) goto end; } SSL_CTX_set_cert_cb(sctx, cert_cb, snictx); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (tst == 4) { /* * We cause SSL_check_chain() to fail by specifying sig_algs that * the chain doesn't meet (the root uses an RSA cert) */ if (!TEST_true(SSL_set1_sigalgs_list(clientssl, "ecdsa_secp256r1_sha256"))) goto end; } else if (tst == 5) { /* * We cause SSL_check_chain() to fail by specifying sig_algs that * the ee cert doesn't meet (the ee uses an ECDSA cert) */ if (!TEST_true(SSL_set1_sigalgs_list(clientssl, "rsa_pss_rsae_sha256:rsa_pkcs1_sha256"))) goto end; } ret = create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE); if (!TEST_true(tst == 0 || tst == 4 || tst == 5 ? !ret : ret) || (tst > 0 && !TEST_int_eq((cert_cb_cnt - 2) * (cert_cb_cnt - 3), 0))) { goto end; } testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); SSL_CTX_free(snictx); return testresult; } #endif static int test_cert_cb(int tst) { int testresult = 1; #ifndef OPENSSL_NO_TLS1_2 testresult &= test_cert_cb_int(TLS1_2_VERSION, tst); #endif #ifndef OSSL_NO_USABLE_TLS1_3 testresult &= test_cert_cb_int(TLS1_3_VERSION, tst); #endif return testresult; } static int client_cert_cb(SSL *ssl, X509 **x509, EVP_PKEY **pkey) { X509 *xcert; EVP_PKEY *privpkey; BIO *in = NULL; BIO *priv_in = NULL; /* Check that SSL_get0_peer_certificate() returns something sensible */ if (!TEST_ptr(SSL_get0_peer_certificate(ssl))) return 0; in = BIO_new_file(cert, "r"); if (!TEST_ptr(in)) return 0; if (!TEST_ptr(xcert = X509_new_ex(libctx, NULL)) || !TEST_ptr(PEM_read_bio_X509(in, &xcert, NULL, NULL)) || !TEST_ptr(priv_in = BIO_new_file(privkey, "r")) || !TEST_ptr(privpkey = PEM_read_bio_PrivateKey_ex(priv_in, NULL, NULL, NULL, libctx, NULL))) goto err; *x509 = xcert; *pkey = privpkey; BIO_free(in); BIO_free(priv_in); return 1; err: X509_free(xcert); BIO_free(in); BIO_free(priv_in); return 0; } static int test_client_cert_cb(int tst) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; #ifdef OPENSSL_NO_TLS1_2 if (tst == 0) return 1; #endif #ifdef OSSL_NO_USABLE_TLS1_3 if (tst == 1) return 1; #endif if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, tst == 0 ? TLS1_2_VERSION : TLS1_3_VERSION, &sctx, &cctx, cert, privkey))) goto end; /* * Test that setting a client_cert_cb results in a client certificate being * sent. */ SSL_CTX_set_client_cert_cb(cctx, client_cert_cb); SSL_CTX_set_verify(sctx, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, verify_cb); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #if !defined(OPENSSL_NO_TLS1_2) || !defined(OSSL_NO_USABLE_TLS1_3) /* * Test setting certificate authorities on both client and server. * * Test 0: SSL_CTX_set0_CA_list() only * Test 1: Both SSL_CTX_set0_CA_list() and SSL_CTX_set_client_CA_list() * Test 2: Only SSL_CTX_set_client_CA_list() */ static int test_ca_names_int(int prot, int tst) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; size_t i; X509_NAME *name[] = { NULL, NULL, NULL, NULL }; char *strnames[] = { "Jack", "Jill", "John", "Joanne" }; STACK_OF(X509_NAME) *sk1 = NULL, *sk2 = NULL; const STACK_OF(X509_NAME) *sktmp = NULL; for (i = 0; i < OSSL_NELEM(name); i++) { name[i] = X509_NAME_new(); if (!TEST_ptr(name[i]) || !TEST_true(X509_NAME_add_entry_by_txt(name[i], "CN", MBSTRING_ASC, (unsigned char *) strnames[i], -1, -1, 0))) goto end; } if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, prot, &sctx, &cctx, cert, privkey))) goto end; SSL_CTX_set_verify(sctx, SSL_VERIFY_PEER, NULL); if (tst == 0 || tst == 1) { if (!TEST_ptr(sk1 = sk_X509_NAME_new_null()) || !TEST_true(sk_X509_NAME_push(sk1, X509_NAME_dup(name[0]))) || !TEST_true(sk_X509_NAME_push(sk1, X509_NAME_dup(name[1]))) || !TEST_ptr(sk2 = sk_X509_NAME_new_null()) || !TEST_true(sk_X509_NAME_push(sk2, X509_NAME_dup(name[0]))) || !TEST_true(sk_X509_NAME_push(sk2, X509_NAME_dup(name[1])))) goto end; SSL_CTX_set0_CA_list(sctx, sk1); SSL_CTX_set0_CA_list(cctx, sk2); sk1 = sk2 = NULL; } if (tst == 1 || tst == 2) { if (!TEST_ptr(sk1 = sk_X509_NAME_new_null()) || !TEST_true(sk_X509_NAME_push(sk1, X509_NAME_dup(name[2]))) || !TEST_true(sk_X509_NAME_push(sk1, X509_NAME_dup(name[3]))) || !TEST_ptr(sk2 = sk_X509_NAME_new_null()) || !TEST_true(sk_X509_NAME_push(sk2, X509_NAME_dup(name[2]))) || !TEST_true(sk_X509_NAME_push(sk2, X509_NAME_dup(name[3])))) goto end; SSL_CTX_set_client_CA_list(sctx, sk1); SSL_CTX_set_client_CA_list(cctx, sk2); sk1 = sk2 = NULL; } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* * We only expect certificate authorities to have been sent to the server * if we are using TLSv1.3 and SSL_set0_CA_list() was used */ sktmp = SSL_get0_peer_CA_list(serverssl); if (prot == TLS1_3_VERSION && (tst == 0 || tst == 1)) { if (!TEST_ptr(sktmp) || !TEST_int_eq(sk_X509_NAME_num(sktmp), 2) || !TEST_int_eq(X509_NAME_cmp(sk_X509_NAME_value(sktmp, 0), name[0]), 0) || !TEST_int_eq(X509_NAME_cmp(sk_X509_NAME_value(sktmp, 1), name[1]), 0)) goto end; } else if (!TEST_ptr_null(sktmp)) { goto end; } /* * In all tests we expect certificate authorities to have been sent to the * client. However, SSL_set_client_CA_list() should override * SSL_set0_CA_list() */ sktmp = SSL_get0_peer_CA_list(clientssl); if (!TEST_ptr(sktmp) || !TEST_int_eq(sk_X509_NAME_num(sktmp), 2) || !TEST_int_eq(X509_NAME_cmp(sk_X509_NAME_value(sktmp, 0), name[tst == 0 ? 0 : 2]), 0) || !TEST_int_eq(X509_NAME_cmp(sk_X509_NAME_value(sktmp, 1), name[tst == 0 ? 1 : 3]), 0)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); for (i = 0; i < OSSL_NELEM(name); i++) X509_NAME_free(name[i]); sk_X509_NAME_pop_free(sk1, X509_NAME_free); sk_X509_NAME_pop_free(sk2, X509_NAME_free); return testresult; } #endif static int test_ca_names(int tst) { int testresult = 1; #ifndef OPENSSL_NO_TLS1_2 testresult &= test_ca_names_int(TLS1_2_VERSION, tst); #endif #ifndef OSSL_NO_USABLE_TLS1_3 testresult &= test_ca_names_int(TLS1_3_VERSION, tst); #endif return testresult; } #ifndef OPENSSL_NO_TLS1_2 static const char *multiblock_cipherlist_data[]= { "AES128-SHA", "AES128-SHA256", "AES256-SHA", "AES256-SHA256", }; /* Reduce the fragment size - so the multiblock test buffer can be small */ # define MULTIBLOCK_FRAGSIZE 512 static int test_multiblock_write(int test_index) { static const char *fetchable_ciphers[]= { "AES-128-CBC-HMAC-SHA1", "AES-128-CBC-HMAC-SHA256", "AES-256-CBC-HMAC-SHA1", "AES-256-CBC-HMAC-SHA256" }; const char *cipherlist = multiblock_cipherlist_data[test_index]; const SSL_METHOD *smeth = TLS_server_method(); const SSL_METHOD *cmeth = TLS_client_method(); int min_version = TLS1_VERSION; int max_version = TLS1_2_VERSION; /* Don't select TLS1_3 */ SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; /* * Choose a buffer large enough to perform a multi-block operation * i.e: write_len >= 4 * frag_size * 9 * is chosen so that multiple multiblocks are used + some leftover. */ unsigned char msg[MULTIBLOCK_FRAGSIZE * 9]; unsigned char buf[sizeof(msg)], *p = buf; size_t readbytes, written, len; EVP_CIPHER *ciph = NULL; /* * Check if the cipher exists before attempting to use it since it only has * a hardware specific implementation. */ ciph = EVP_CIPHER_fetch(libctx, fetchable_ciphers[test_index], ""); if (ciph == NULL) { TEST_skip("Multiblock cipher is not available for %s", cipherlist); return 1; } EVP_CIPHER_free(ciph); /* Set up a buffer with some data that will be sent to the client */ RAND_bytes(msg, sizeof(msg)); if (!TEST_true(create_ssl_ctx_pair(libctx, smeth, cmeth, min_version, max_version, &sctx, &cctx, cert, privkey))) goto end; if (!TEST_true(SSL_CTX_set_max_send_fragment(sctx, MULTIBLOCK_FRAGSIZE))) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; /* settings to force it to use AES-CBC-HMAC_SHA */ SSL_set_options(serverssl, SSL_OP_NO_ENCRYPT_THEN_MAC); if (!TEST_true(SSL_CTX_set_cipher_list(cctx, cipherlist))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (!TEST_true(SSL_write_ex(serverssl, msg, sizeof(msg), &written)) || !TEST_size_t_eq(written, sizeof(msg))) goto end; len = written; while (len > 0) { if (!TEST_true(SSL_read_ex(clientssl, p, MULTIBLOCK_FRAGSIZE, &readbytes))) goto end; p += readbytes; len -= readbytes; } if (!TEST_mem_eq(msg, sizeof(msg), buf, sizeof(buf))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif /* OPENSSL_NO_TLS1_2 */ static int test_session_timeout(int test) { /* * Test session ordering and timeout * Can't explicitly test performance of the new code, * but can test to see if the ordering of the sessions * are correct, and they are removed as expected */ SSL_SESSION *early = NULL; SSL_SESSION *middle = NULL; SSL_SESSION *late = NULL; SSL_CTX *ctx; int testresult = 0; long now = (long)time(NULL); #define TIMEOUT 10 if (!TEST_ptr(ctx = SSL_CTX_new_ex(libctx, NULL, TLS_method())) || !TEST_ptr(early = SSL_SESSION_new()) || !TEST_ptr(middle = SSL_SESSION_new()) || !TEST_ptr(late = SSL_SESSION_new())) goto end; /* assign unique session ids */ early->session_id_length = SSL3_SSL_SESSION_ID_LENGTH; memset(early->session_id, 1, SSL3_SSL_SESSION_ID_LENGTH); middle->session_id_length = SSL3_SSL_SESSION_ID_LENGTH; memset(middle->session_id, 2, SSL3_SSL_SESSION_ID_LENGTH); late->session_id_length = SSL3_SSL_SESSION_ID_LENGTH; memset(late->session_id, 3, SSL3_SSL_SESSION_ID_LENGTH); if (!TEST_int_eq(SSL_CTX_add_session(ctx, early), 1) || !TEST_int_eq(SSL_CTX_add_session(ctx, middle), 1) || !TEST_int_eq(SSL_CTX_add_session(ctx, late), 1)) goto end; /* Make sure they are all added */ if (!TEST_ptr(early->prev) || !TEST_ptr(middle->prev) || !TEST_ptr(late->prev)) goto end; if (!TEST_int_ne(SSL_SESSION_set_time(early, now - 10), 0) || !TEST_int_ne(SSL_SESSION_set_time(middle, now), 0) || !TEST_int_ne(SSL_SESSION_set_time(late, now + 10), 0)) goto end; if (!TEST_int_ne(SSL_SESSION_set_timeout(early, TIMEOUT), 0) || !TEST_int_ne(SSL_SESSION_set_timeout(middle, TIMEOUT), 0) || !TEST_int_ne(SSL_SESSION_set_timeout(late, TIMEOUT), 0)) goto end; /* Make sure they are all still there */ if (!TEST_ptr(early->prev) || !TEST_ptr(middle->prev) || !TEST_ptr(late->prev)) goto end; /* Make sure they are in the expected order */ if (!TEST_ptr_eq(late->next, middle) || !TEST_ptr_eq(middle->next, early) || !TEST_ptr_eq(early->prev, middle) || !TEST_ptr_eq(middle->prev, late)) goto end; /* This should remove "early" */ SSL_CTX_flush_sessions(ctx, now + TIMEOUT - 1); if (!TEST_ptr_null(early->prev) || !TEST_ptr(middle->prev) || !TEST_ptr(late->prev)) goto end; /* This should remove "middle" */ SSL_CTX_flush_sessions(ctx, now + TIMEOUT + 1); if (!TEST_ptr_null(early->prev) || !TEST_ptr_null(middle->prev) || !TEST_ptr(late->prev)) goto end; /* This should remove "late" */ SSL_CTX_flush_sessions(ctx, now + TIMEOUT + 11); if (!TEST_ptr_null(early->prev) || !TEST_ptr_null(middle->prev) || !TEST_ptr_null(late->prev)) goto end; /* Add them back in again */ if (!TEST_int_eq(SSL_CTX_add_session(ctx, early), 1) || !TEST_int_eq(SSL_CTX_add_session(ctx, middle), 1) || !TEST_int_eq(SSL_CTX_add_session(ctx, late), 1)) goto end; /* Make sure they are all added */ if (!TEST_ptr(early->prev) || !TEST_ptr(middle->prev) || !TEST_ptr(late->prev)) goto end; /* This should remove all of them */ SSL_CTX_flush_sessions(ctx, 0); if (!TEST_ptr_null(early->prev) || !TEST_ptr_null(middle->prev) || !TEST_ptr_null(late->prev)) goto end; (void)SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_UPDATE_TIME | SSL_CTX_get_session_cache_mode(ctx)); /* make sure |now| is NOT equal to the current time */ now -= 10; if (!TEST_int_ne(SSL_SESSION_set_time(early, now), 0) || !TEST_int_eq(SSL_CTX_add_session(ctx, early), 1) || !TEST_long_ne(SSL_SESSION_get_time(early), now)) goto end; testresult = 1; end: SSL_CTX_free(ctx); SSL_SESSION_free(early); SSL_SESSION_free(middle); SSL_SESSION_free(late); return testresult; } /* * Test that a session cache overflow works as expected * Test 0: TLSv1.3, timeout on new session later than old session * Test 1: TLSv1.2, timeout on new session later than old session * Test 2: TLSv1.3, timeout on new session earlier than old session * Test 3: TLSv1.2, timeout on new session earlier than old session */ #if !defined(OSSL_NO_USABLE_TLS1_3) || !defined(OPENSSL_NO_TLS1_2) static int test_session_cache_overflow(int idx) { SSL_CTX *sctx = NULL, *cctx = NULL; SSL *serverssl = NULL, *clientssl = NULL; int testresult = 0; SSL_SESSION *sess = NULL; #ifdef OSSL_NO_USABLE_TLS1_3 /* If no TLSv1.3 available then do nothing in this case */ if (idx % 2 == 0) return TEST_skip("No TLSv1.3 available"); #endif #ifdef OPENSSL_NO_TLS1_2 /* If no TLSv1.2 available then do nothing in this case */ if (idx % 2 == 1) return TEST_skip("No TLSv1.2 available"); #endif if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, (idx % 2 == 0) ? TLS1_3_VERSION : TLS1_2_VERSION, &sctx, &cctx, cert, privkey)) || !TEST_true(SSL_CTX_set_options(sctx, SSL_OP_NO_TICKET))) goto end; SSL_CTX_sess_set_get_cb(sctx, get_session_cb); get_sess_val = NULL; SSL_CTX_sess_set_cache_size(sctx, 1); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (idx > 1) { sess = SSL_get_session(serverssl); if (!TEST_ptr(sess)) goto end; /* * Cause this session to have a longer timeout than the next session to * be added. */ if (!TEST_true(SSL_SESSION_set_timeout(sess, LONG_MAX))) { sess = NULL; goto end; } sess = NULL; } SSL_shutdown(serverssl); SSL_shutdown(clientssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; /* * Session cache size is 1 and we already populated the cache with a session * so the next connection should cause an overflow. */ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* * The session we just negotiated may have been already removed from the * internal cache - but we will return it anyway from our external cache. */ get_sess_val = SSL_get_session(serverssl); if (!TEST_ptr(get_sess_val)) goto end; sess = SSL_get1_session(clientssl); if (!TEST_ptr(sess)) goto end; SSL_shutdown(serverssl); SSL_shutdown(clientssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(SSL_set_session(clientssl, sess))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); SSL_SESSION_free(sess); return testresult; } #endif /* !defined(OSSL_NO_USABLE_TLS1_3) || !defined(OPENSSL_NO_TLS1_2) */ /* * Test 0: Client sets servername and server acknowledges it (TLSv1.2) * Test 1: Client sets servername and server does not acknowledge it (TLSv1.2) * Test 2: Client sets inconsistent servername on resumption (TLSv1.2) * Test 3: Client does not set servername on initial handshake (TLSv1.2) * Test 4: Client does not set servername on resumption handshake (TLSv1.2) * Test 5: Client sets servername and server acknowledges it (TLSv1.3) * Test 6: Client sets servername and server does not acknowledge it (TLSv1.3) * Test 7: Client sets inconsistent servername on resumption (TLSv1.3) * Test 8: Client does not set servername on initial handshake(TLSv1.3) * Test 9: Client does not set servername on resumption handshake (TLSv1.3) */ static int test_servername(int tst) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; SSL_SESSION *sess = NULL; const char *sexpectedhost = NULL, *cexpectedhost = NULL; #ifdef OPENSSL_NO_TLS1_2 if (tst <= 4) return 1; #endif #ifdef OSSL_NO_USABLE_TLS1_3 if (tst >= 5) return 1; #endif if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, (tst <= 4) ? TLS1_2_VERSION : TLS1_3_VERSION, &sctx, &cctx, cert, privkey)) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (tst != 1 && tst != 6) { if (!TEST_true(SSL_CTX_set_tlsext_servername_callback(sctx, hostname_cb))) goto end; } if (tst != 3 && tst != 8) { if (!TEST_true(SSL_set_tlsext_host_name(clientssl, "goodhost"))) goto end; sexpectedhost = cexpectedhost = "goodhost"; } if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (!TEST_str_eq(SSL_get_servername(clientssl, TLSEXT_NAMETYPE_host_name), cexpectedhost) || !TEST_str_eq(SSL_get_servername(serverssl, TLSEXT_NAMETYPE_host_name), sexpectedhost)) goto end; /* Now repeat with a resumption handshake */ if (!TEST_int_eq(SSL_shutdown(clientssl), 0) || !TEST_ptr_ne(sess = SSL_get1_session(clientssl), NULL) || !TEST_true(SSL_SESSION_is_resumable(sess)) || !TEST_int_eq(SSL_shutdown(serverssl), 0)) goto end; SSL_free(clientssl); SSL_free(serverssl); clientssl = serverssl = NULL; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(SSL_set_session(clientssl, sess))) goto end; sexpectedhost = cexpectedhost = "goodhost"; if (tst == 2 || tst == 7) { /* Set an inconsistent hostname */ if (!TEST_true(SSL_set_tlsext_host_name(clientssl, "altgoodhost"))) goto end; /* * In TLSv1.2 we expect the hostname from the original handshake, in * TLSv1.3 we expect the hostname from this handshake */ if (tst == 7) sexpectedhost = cexpectedhost = "altgoodhost"; if (!TEST_str_eq(SSL_get_servername(clientssl, TLSEXT_NAMETYPE_host_name), "altgoodhost")) goto end; } else if (tst == 4 || tst == 9) { /* * A TLSv1.3 session does not associate a session with a servername, * but a TLSv1.2 session does. */ if (tst == 9) sexpectedhost = cexpectedhost = NULL; if (!TEST_str_eq(SSL_get_servername(clientssl, TLSEXT_NAMETYPE_host_name), cexpectedhost)) goto end; } else { if (!TEST_true(SSL_set_tlsext_host_name(clientssl, "goodhost"))) goto end; /* * In a TLSv1.2 resumption where the hostname was not acknowledged * we expect the hostname on the server to be empty. On the client we * return what was requested in this case. * * Similarly if the client didn't set a hostname on an original TLSv1.2 * session but is now, the server hostname will be empty, but the client * is as we set it. */ if (tst == 1 || tst == 3) sexpectedhost = NULL; if (!TEST_str_eq(SSL_get_servername(clientssl, TLSEXT_NAMETYPE_host_name), "goodhost")) goto end; } if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (!TEST_true(SSL_session_reused(clientssl)) || !TEST_true(SSL_session_reused(serverssl)) || !TEST_str_eq(SSL_get_servername(clientssl, TLSEXT_NAMETYPE_host_name), cexpectedhost) || !TEST_str_eq(SSL_get_servername(serverssl, TLSEXT_NAMETYPE_host_name), sexpectedhost)) goto end; testresult = 1; end: SSL_SESSION_free(sess); SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } static int test_unknown_sigalgs_groups(void) { int ret = 0; SSL_CTX *ctx = NULL; if (!TEST_ptr(ctx = SSL_CTX_new_ex(libctx, NULL, TLS_server_method()))) goto end; if (!TEST_int_gt(SSL_CTX_set1_sigalgs_list(ctx, "RSA+SHA256:?nonexistent:?RSA+SHA512"), 0)) goto end; if (!TEST_size_t_eq(ctx->cert->conf_sigalgslen, 2) || !TEST_int_eq(ctx->cert->conf_sigalgs[0], TLSEXT_SIGALG_rsa_pkcs1_sha256) || !TEST_int_eq(ctx->cert->conf_sigalgs[1], TLSEXT_SIGALG_rsa_pkcs1_sha512)) goto end; if (!TEST_int_gt(SSL_CTX_set1_client_sigalgs_list(ctx, "RSA+SHA256:?nonexistent:?RSA+SHA512"), 0)) goto end; if (!TEST_size_t_eq(ctx->cert->client_sigalgslen, 2) || !TEST_int_eq(ctx->cert->client_sigalgs[0], TLSEXT_SIGALG_rsa_pkcs1_sha256) || !TEST_int_eq(ctx->cert->client_sigalgs[1], TLSEXT_SIGALG_rsa_pkcs1_sha512)) goto end; if (!TEST_int_le(SSL_CTX_set1_groups_list(ctx, "nonexistent"), 0)) goto end; if (!TEST_int_le(SSL_CTX_set1_groups_list(ctx, "?nonexistent1:?nonexistent2:?nonexistent3"), 0)) goto end; #ifndef OPENSSL_NO_EC if (!TEST_int_le(SSL_CTX_set1_groups_list(ctx, "P-256:nonexistent"), 0)) goto end; if (!TEST_int_gt(SSL_CTX_set1_groups_list(ctx, "P-384:?nonexistent:?P-521"), 0)) goto end; if (!TEST_size_t_eq(ctx->ext.supportedgroups_len, 2) || !TEST_int_eq(ctx->ext.supportedgroups[0], OSSL_TLS_GROUP_ID_secp384r1) || !TEST_int_eq(ctx->ext.supportedgroups[1], OSSL_TLS_GROUP_ID_secp521r1)) goto end; #endif ret = 1; end: SSL_CTX_free(ctx); return ret; } #if !defined(OPENSSL_NO_EC) \ && (!defined(OSSL_NO_USABLE_TLS1_3) || !defined(OPENSSL_NO_TLS1_2)) /* * Test that if signature algorithms are not available, then we do not offer or * accept them. * Test 0: Two RSA sig algs available: both RSA sig algs shared * Test 1: The client only has SHA2-256: only SHA2-256 algorithms shared * Test 2: The server only has SHA2-256: only SHA2-256 algorithms shared * Test 3: An RSA and an ECDSA sig alg available: both sig algs shared * Test 4: The client only has an ECDSA sig alg: only ECDSA algorithms shared * Test 5: The server only has an ECDSA sig alg: only ECDSA algorithms shared */ static int test_sigalgs_available(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; OSSL_LIB_CTX *tmpctx = OSSL_LIB_CTX_new(); OSSL_LIB_CTX *clientctx = libctx, *serverctx = libctx; OSSL_PROVIDER *filterprov = NULL; int sig, hash; if (!TEST_ptr(tmpctx)) goto end; if (idx != 0 && idx != 3) { if (!TEST_true(OSSL_PROVIDER_add_builtin(tmpctx, "filter", filter_provider_init))) goto end; filterprov = OSSL_PROVIDER_load(tmpctx, "filter"); if (!TEST_ptr(filterprov)) goto end; if (idx < 3) { /* * Only enable SHA2-256 so rsa_pss_rsae_sha384 should not be offered * or accepted for the peer that uses this libctx. Note that libssl * *requires* SHA2-256 to be available so we cannot disable that. We * also need SHA1 for our certificate. */ if (!TEST_true(filter_provider_set_filter(OSSL_OP_DIGEST, "SHA2-256:SHA1"))) goto end; } else { if (!TEST_true(filter_provider_set_filter(OSSL_OP_SIGNATURE, "ECDSA")) # ifdef OPENSSL_NO_ECX || !TEST_true(filter_provider_set_filter(OSSL_OP_KEYMGMT, "EC")) # else || !TEST_true(filter_provider_set_filter(OSSL_OP_KEYMGMT, "EC:X25519:X448")) # endif ) goto end; } if (idx == 1 || idx == 4) clientctx = tmpctx; else serverctx = tmpctx; } cctx = SSL_CTX_new_ex(clientctx, NULL, TLS_client_method()); sctx = SSL_CTX_new_ex(serverctx, NULL, TLS_server_method()); if (!TEST_ptr(cctx) || !TEST_ptr(sctx)) goto end; if (idx != 5) { if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert, privkey))) goto end; } else { if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, 0, &sctx, &cctx, cert2, privkey2))) goto end; } /* Ensure we only use TLSv1.2 ciphersuites based on SHA256 */ if (idx < 4) { if (!TEST_true(SSL_CTX_set_cipher_list(cctx, "ECDHE-RSA-AES128-GCM-SHA256"))) goto end; } else { if (!TEST_true(SSL_CTX_set_cipher_list(cctx, "ECDHE-ECDSA-AES128-GCM-SHA256"))) goto end; } if (idx < 3) { if (!SSL_CTX_set1_sigalgs_list(cctx, "rsa_pss_rsae_sha384" ":rsa_pss_rsae_sha256") || !SSL_CTX_set1_sigalgs_list(sctx, "rsa_pss_rsae_sha384" ":rsa_pss_rsae_sha256")) goto end; } else { if (!SSL_CTX_set1_sigalgs_list(cctx, "rsa_pss_rsae_sha256:ECDSA+SHA256") || !SSL_CTX_set1_sigalgs_list(sctx, "rsa_pss_rsae_sha256:ECDSA+SHA256")) goto end; } if (idx != 5 && (!TEST_int_eq(SSL_CTX_use_certificate_file(sctx, cert2, SSL_FILETYPE_PEM), 1) || !TEST_int_eq(SSL_CTX_use_PrivateKey_file(sctx, privkey2, SSL_FILETYPE_PEM), 1) || !TEST_int_eq(SSL_CTX_check_private_key(sctx), 1))) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* For tests 0 and 3 we expect 2 shared sigalgs, otherwise exactly 1 */ if (!TEST_int_eq(SSL_get_shared_sigalgs(serverssl, 0, &sig, &hash, NULL, NULL, NULL), (idx == 0 || idx == 3) ? 2 : 1)) goto end; if (!TEST_int_eq(hash, idx == 0 ? NID_sha384 : NID_sha256)) goto end; if (!TEST_int_eq(sig, (idx == 4 || idx == 5) ? EVP_PKEY_EC : NID_rsassaPss)) goto end; testresult = filter_provider_check_clean_finish(); end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); OSSL_PROVIDER_unload(filterprov); OSSL_LIB_CTX_free(tmpctx); return testresult; } #endif /* * !defined(OPENSSL_NO_EC) \ * && (!defined(OSSL_NO_USABLE_TLS1_3) || !defined(OPENSSL_NO_TLS1_2)) */ #ifndef OPENSSL_NO_TLS1_3 /* This test can run in TLSv1.3 even if ec and dh are disabled */ static int test_pluggable_group(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; OSSL_PROVIDER *tlsprov = OSSL_PROVIDER_load(libctx, "tls-provider"); /* Check that we are not impacted by a provider without any groups */ OSSL_PROVIDER *legacyprov = OSSL_PROVIDER_load(libctx, "legacy"); const char *group_name = idx == 0 ? "xorkemgroup" : "xorgroup"; if (!TEST_ptr(tlsprov)) goto end; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_3_VERSION, TLS1_3_VERSION, &sctx, &cctx, cert, privkey)) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; /* ensure GROUPLIST_INCREMENT (=40) logic triggers: */ if (!TEST_true(SSL_set1_groups_list(serverssl, "xorgroup:xorkemgroup:dummy1:dummy2:dummy3:dummy4:dummy5:dummy6:dummy7:dummy8:dummy9:dummy10:dummy11:dummy12:dummy13:dummy14:dummy15:dummy16:dummy17:dummy18:dummy19:dummy20:dummy21:dummy22:dummy23:dummy24:dummy25:dummy26:dummy27:dummy28:dummy29:dummy30:dummy31:dummy32:dummy33:dummy34:dummy35:dummy36:dummy37:dummy38:dummy39:dummy40:dummy41:dummy42:dummy43")) /* removing a single algorithm from the list makes the test pass */ || !TEST_true(SSL_set1_groups_list(clientssl, group_name))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (!TEST_str_eq(group_name, SSL_group_to_name(serverssl, SSL_get_shared_group(serverssl, 0)))) goto end; if (!TEST_str_eq(group_name, SSL_get0_group_name(serverssl)) || !TEST_str_eq(group_name, SSL_get0_group_name(clientssl))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); OSSL_PROVIDER_unload(tlsprov); OSSL_PROVIDER_unload(legacyprov); return testresult; } /* * This function triggers encode, decode and sign functions * of the artificial "xorhmacsig" algorithm implemented in tls-provider * creating private key and certificate files for use in TLS testing. */ static int create_cert_key(int idx, char *certfilename, char *privkeyfilename) { EVP_PKEY_CTX *evpctx = EVP_PKEY_CTX_new_from_name(libctx, (idx == 0) ? "xorhmacsig" : "xorhmacsha2sig", NULL); EVP_PKEY *pkey = NULL; X509 *x509 = X509_new(); X509_NAME *name = NULL; BIO *keybio = NULL, *certbio = NULL; int ret = 1; if (!TEST_ptr(evpctx) || !TEST_true(EVP_PKEY_keygen_init(evpctx)) || !TEST_true(EVP_PKEY_generate(evpctx, &pkey)) || !TEST_ptr(pkey) || !TEST_ptr(x509) || !TEST_true(ASN1_INTEGER_set(X509_get_serialNumber(x509), 1)) || !TEST_true(X509_gmtime_adj(X509_getm_notBefore(x509), 0)) || !TEST_true(X509_gmtime_adj(X509_getm_notAfter(x509), 31536000L)) || !TEST_true(X509_set_pubkey(x509, pkey)) || !TEST_ptr(name = X509_get_subject_name(x509)) || !TEST_true(X509_NAME_add_entry_by_txt(name, "C", MBSTRING_ASC, (unsigned char *)"CH", -1, -1, 0)) || !TEST_true(X509_NAME_add_entry_by_txt(name, "O", MBSTRING_ASC, (unsigned char *)"test.org", -1, -1, 0)) || !TEST_true(X509_NAME_add_entry_by_txt(name, "CN", MBSTRING_ASC, (unsigned char *)"localhost", -1, -1, 0)) || !TEST_true(X509_set_issuer_name(x509, name)) || !TEST_true(X509_sign(x509, pkey, EVP_sha1())) || !TEST_ptr(keybio = BIO_new_file(privkeyfilename, "wb")) || !TEST_true(PEM_write_bio_PrivateKey(keybio, pkey, NULL, NULL, 0, NULL, NULL)) || !TEST_ptr(certbio = BIO_new_file(certfilename, "wb")) || !TEST_true(PEM_write_bio_X509(certbio, x509))) ret = 0; EVP_PKEY_free(pkey); X509_free(x509); EVP_PKEY_CTX_free(evpctx); BIO_free(keybio); BIO_free(certbio); return ret; } /* * Test that signature algorithms loaded via the provider interface can * correctly establish a TLS (1.3) connection. * Test 0: Signature algorithm with built-in hashing functionality: "xorhmacsig" * Test 1: Signature algorithm using external SHA2 hashing: "xorhmacsha2sig" * Test 2: Test 0 using RPK * Test 3: Test 1 using RPK */ static int test_pluggable_signature(int idx) { static const unsigned char cert_type_rpk[] = { TLSEXT_cert_type_rpk, TLSEXT_cert_type_x509 }; SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; OSSL_PROVIDER *tlsprov = OSSL_PROVIDER_load(libctx, "tls-provider"); OSSL_PROVIDER *defaultprov = OSSL_PROVIDER_load(libctx, "default"); char *certfilename = "tls-prov-cert.pem"; char *privkeyfilename = "tls-prov-key.pem"; int sigidx = idx % 2; int rpkidx = idx / 2; /* create key and certificate for the different algorithm types */ if (!TEST_ptr(tlsprov) || !TEST_true(create_cert_key(sigidx, certfilename, privkeyfilename))) goto end; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_3_VERSION, TLS1_3_VERSION, &sctx, &cctx, certfilename, privkeyfilename)) || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; /* Enable RPK for server cert */ if (rpkidx) { if (!TEST_true(SSL_set1_server_cert_type(serverssl, cert_type_rpk, sizeof(cert_type_rpk))) || !TEST_true(SSL_set1_server_cert_type(clientssl, cert_type_rpk, sizeof(cert_type_rpk)))) goto end; } /* This is necessary to pass minimal setup w/o other groups configured */ if (!TEST_true(SSL_set1_groups_list(serverssl, "xorgroup")) || !TEST_true(SSL_set1_groups_list(clientssl, "xorgroup"))) goto end; /* * If this connection gets established, it must have been completed * via the tls-provider-implemented "hmacsig" algorithm, testing * both sign and verify functions during handshake. */ if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* If using RPK, make sure we got one */ if (rpkidx && !TEST_long_eq(SSL_get_verify_result(clientssl), X509_V_ERR_RPK_UNTRUSTED)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); OSSL_PROVIDER_unload(tlsprov); OSSL_PROVIDER_unload(defaultprov); return testresult; } #endif #ifndef OPENSSL_NO_TLS1_2 static int test_ssl_dup(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL, *client2ssl = NULL; int testresult = 0; BIO *rbio = NULL, *wbio = NULL; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), 0, 0, &sctx, &cctx, cert, privkey))) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(SSL_set_min_proto_version(clientssl, TLS1_2_VERSION)) || !TEST_true(SSL_set_max_proto_version(clientssl, TLS1_2_VERSION))) goto end; client2ssl = SSL_dup(clientssl); rbio = SSL_get_rbio(clientssl); if (!TEST_ptr(rbio) || !TEST_true(BIO_up_ref(rbio))) goto end; SSL_set0_rbio(client2ssl, rbio); rbio = NULL; wbio = SSL_get_wbio(clientssl); if (!TEST_ptr(wbio) || !TEST_true(BIO_up_ref(wbio))) goto end; SSL_set0_wbio(client2ssl, wbio); rbio = NULL; if (!TEST_ptr(client2ssl) /* Handshake not started so pointers should be different */ || !TEST_ptr_ne(clientssl, client2ssl)) goto end; if (!TEST_int_eq(SSL_get_min_proto_version(client2ssl), TLS1_2_VERSION) || !TEST_int_eq(SSL_get_max_proto_version(client2ssl), TLS1_2_VERSION)) goto end; if (!TEST_true(create_ssl_connection(serverssl, client2ssl, SSL_ERROR_NONE))) goto end; SSL_free(clientssl); clientssl = SSL_dup(client2ssl); if (!TEST_ptr(clientssl) /* Handshake has finished so pointers should be the same */ || !TEST_ptr_eq(clientssl, client2ssl)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_free(client2ssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } # ifndef OPENSSL_NO_DH static EVP_PKEY *tmp_dh_params = NULL; /* Helper function for the test_set_tmp_dh() tests */ static EVP_PKEY *get_tmp_dh_params(void) { if (tmp_dh_params == NULL) { BIGNUM *p = NULL; OSSL_PARAM_BLD *tmpl = NULL; EVP_PKEY_CTX *pctx = NULL; OSSL_PARAM *params = NULL; EVP_PKEY *dhpkey = NULL; p = BN_get_rfc3526_prime_2048(NULL); if (!TEST_ptr(p)) goto end; pctx = EVP_PKEY_CTX_new_from_name(libctx, "DH", NULL); if (!TEST_ptr(pctx) || !TEST_int_eq(EVP_PKEY_fromdata_init(pctx), 1)) goto end; tmpl = OSSL_PARAM_BLD_new(); if (!TEST_ptr(tmpl) || !TEST_true(OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_FFC_P, p)) || !TEST_true(OSSL_PARAM_BLD_push_uint(tmpl, OSSL_PKEY_PARAM_FFC_G, 2))) goto end; params = OSSL_PARAM_BLD_to_param(tmpl); if (!TEST_ptr(params) || !TEST_int_eq(EVP_PKEY_fromdata(pctx, &dhpkey, EVP_PKEY_KEY_PARAMETERS, params), 1)) goto end; tmp_dh_params = dhpkey; end: BN_free(p); EVP_PKEY_CTX_free(pctx); OSSL_PARAM_BLD_free(tmpl); OSSL_PARAM_free(params); } if (tmp_dh_params != NULL && !EVP_PKEY_up_ref(tmp_dh_params)) return NULL; return tmp_dh_params; } # ifndef OPENSSL_NO_DEPRECATED_3_0 /* Callback used by test_set_tmp_dh() */ static DH *tmp_dh_callback(SSL *s, int is_export, int keylen) { EVP_PKEY *dhpkey = get_tmp_dh_params(); DH *ret = NULL; if (!TEST_ptr(dhpkey)) return NULL; /* * libssl does not free the returned DH, so we free it now knowing that even * after we free dhpkey, there will still be a reference to the owning * EVP_PKEY in tmp_dh_params, and so the DH object will live for the length * of time we need it for. */ ret = EVP_PKEY_get1_DH(dhpkey); DH_free(ret); EVP_PKEY_free(dhpkey); return ret; } # endif /* * Test the various methods for setting temporary DH parameters * * Test 0: Default (no auto) setting * Test 1: Explicit SSL_CTX auto off * Test 2: Explicit SSL auto off * Test 3: Explicit SSL_CTX auto on * Test 4: Explicit SSL auto on * Test 5: Explicit SSL_CTX auto off, custom DH params via EVP_PKEY * Test 6: Explicit SSL auto off, custom DH params via EVP_PKEY * * The following are testing deprecated APIs, so we only run them if available * Test 7: Explicit SSL_CTX auto off, custom DH params via DH * Test 8: Explicit SSL auto off, custom DH params via DH * Test 9: Explicit SSL_CTX auto off, custom DH params via callback * Test 10: Explicit SSL auto off, custom DH params via callback */ static int test_set_tmp_dh(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; int dhauto = (idx == 3 || idx == 4) ? 1 : 0; int expected = (idx <= 2) ? 0 : 1; EVP_PKEY *dhpkey = NULL; # ifndef OPENSSL_NO_DEPRECATED_3_0 DH *dh = NULL; # else if (idx >= 7) return 1; # endif if (idx >= 5 && idx <= 8) { dhpkey = get_tmp_dh_params(); if (!TEST_ptr(dhpkey)) goto end; } # ifndef OPENSSL_NO_DEPRECATED_3_0 if (idx == 7 || idx == 8) { dh = EVP_PKEY_get1_DH(dhpkey); if (!TEST_ptr(dh)) goto end; } # endif if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), 0, 0, &sctx, &cctx, cert, privkey))) goto end; if ((idx & 1) == 1) { if (!TEST_true(SSL_CTX_set_dh_auto(sctx, dhauto))) goto end; } if (idx == 5) { if (!TEST_true(SSL_CTX_set0_tmp_dh_pkey(sctx, dhpkey))) goto end; dhpkey = NULL; } # ifndef OPENSSL_NO_DEPRECATED_3_0 else if (idx == 7) { if (!TEST_true(SSL_CTX_set_tmp_dh(sctx, dh))) goto end; } else if (idx == 9) { SSL_CTX_set_tmp_dh_callback(sctx, tmp_dh_callback); } # endif if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if ((idx & 1) == 0 && idx != 0) { if (!TEST_true(SSL_set_dh_auto(serverssl, dhauto))) goto end; } if (idx == 6) { if (!TEST_true(SSL_set0_tmp_dh_pkey(serverssl, dhpkey))) goto end; dhpkey = NULL; } # ifndef OPENSSL_NO_DEPRECATED_3_0 else if (idx == 8) { if (!TEST_true(SSL_set_tmp_dh(serverssl, dh))) goto end; } else if (idx == 10) { SSL_set_tmp_dh_callback(serverssl, tmp_dh_callback); } # endif if (!TEST_true(SSL_set_min_proto_version(serverssl, TLS1_2_VERSION)) || !TEST_true(SSL_set_max_proto_version(serverssl, TLS1_2_VERSION)) || !TEST_true(SSL_set_cipher_list(serverssl, "DHE-RSA-AES128-SHA"))) goto end; /* * If autoon then we should succeed. Otherwise we expect failure because * there are no parameters */ if (!TEST_int_eq(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE), expected)) goto end; testresult = 1; end: # ifndef OPENSSL_NO_DEPRECATED_3_0 DH_free(dh); # endif SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); EVP_PKEY_free(dhpkey); return testresult; } /* * Test the auto DH keys are appropriately sized */ static int test_dh_auto(int idx) { SSL_CTX *cctx = SSL_CTX_new_ex(libctx, NULL, TLS_client_method()); SSL_CTX *sctx = SSL_CTX_new_ex(libctx, NULL, TLS_server_method()); SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; EVP_PKEY *tmpkey = NULL; char *thiscert = NULL, *thiskey = NULL; size_t expdhsize = 0; const char *ciphersuite = "DHE-RSA-AES128-SHA"; if (!TEST_ptr(sctx) || !TEST_ptr(cctx)) goto end; switch (idx) { case 0: /* The FIPS provider doesn't support this DH size - so we ignore it */ if (is_fips) { testresult = 1; goto end; } thiscert = cert1024; thiskey = privkey1024; expdhsize = 1024; SSL_CTX_set_security_level(sctx, 1); SSL_CTX_set_security_level(cctx, 1); break; case 1: /* 2048 bit prime */ thiscert = cert; thiskey = privkey; expdhsize = 2048; break; case 2: thiscert = cert3072; thiskey = privkey3072; expdhsize = 3072; break; case 3: thiscert = cert4096; thiskey = privkey4096; expdhsize = 4096; break; case 4: thiscert = cert8192; thiskey = privkey8192; expdhsize = 8192; break; /* No certificate cases */ case 5: /* The FIPS provider doesn't support this DH size - so we ignore it */ if (is_fips) { testresult = 1; goto end; } ciphersuite = "ADH-AES128-SHA256:@SECLEVEL=0"; expdhsize = 1024; break; case 6: ciphersuite = "ADH-AES256-SHA256:@SECLEVEL=0"; expdhsize = 3072; break; default: TEST_error("Invalid text index"); goto end; } if (!TEST_true(create_ssl_ctx_pair(libctx, NULL, NULL, 0, 0, &sctx, &cctx, thiscert, thiskey))) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(SSL_set_dh_auto(serverssl, 1)) || !TEST_true(SSL_set_min_proto_version(serverssl, TLS1_2_VERSION)) || !TEST_true(SSL_set_max_proto_version(serverssl, TLS1_2_VERSION)) || !TEST_true(SSL_set_cipher_list(serverssl, ciphersuite)) || !TEST_true(SSL_set_cipher_list(clientssl, ciphersuite))) goto end; /* * Send the server's first flight. At this point the server has created the * temporary DH key but hasn't finished using it yet. Once used it is * removed, so we cannot test it. */ if (!TEST_int_le(SSL_connect(clientssl), 0) || !TEST_int_le(SSL_accept(serverssl), 0)) goto end; if (!TEST_int_gt(SSL_get_tmp_key(serverssl, &tmpkey), 0)) goto end; if (!TEST_size_t_eq(EVP_PKEY_get_bits(tmpkey), expdhsize)) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); EVP_PKEY_free(tmpkey); return testresult; } # endif /* OPENSSL_NO_DH */ #endif /* OPENSSL_NO_TLS1_2 */ #ifndef OSSL_NO_USABLE_TLS1_3 /* * Test that setting an SNI callback works with TLSv1.3. Specifically we check * that it works even without a certificate configured for the original * SSL_CTX */ static int test_sni_tls13(void) { SSL_CTX *cctx = NULL, *sctx = NULL, *sctx2 = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; /* Reset callback counter */ snicb = 0; /* Create an initial SSL_CTX with no certificate configured */ sctx = SSL_CTX_new_ex(libctx, NULL, TLS_server_method()); if (!TEST_ptr(sctx)) goto end; /* Require TLSv1.3 as a minimum */ if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_3_VERSION, 0, &sctx2, &cctx, cert, privkey))) goto end; /* Set up SNI */ if (!TEST_true(SSL_CTX_set_tlsext_servername_callback(sctx, sni_cb)) || !TEST_true(SSL_CTX_set_tlsext_servername_arg(sctx, sctx2))) goto end; /* * Connection should still succeed because the final SSL_CTX has the right * certificates configured. */ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* We should have had the SNI callback called exactly once */ if (!TEST_int_eq(snicb, 1)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx2); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Test that the lifetime hint of a TLSv1.3 ticket is no more than 1 week * 0 = TLSv1.2 * 1 = TLSv1.3 */ static int test_ticket_lifetime(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; int version = TLS1_3_VERSION; #define ONE_WEEK_SEC (7 * 24 * 60 * 60) #define TWO_WEEK_SEC (2 * ONE_WEEK_SEC) if (idx == 0) { #ifdef OPENSSL_NO_TLS1_2 return TEST_skip("TLS 1.2 is disabled."); #else version = TLS1_2_VERSION; #endif } if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), version, version, &sctx, &cctx, cert, privkey))) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; /* * Set the timeout to be more than 1 week * make sure the returned value is the default */ if (!TEST_long_eq(SSL_CTX_set_timeout(sctx, TWO_WEEK_SEC), SSL_get_default_timeout(serverssl))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (idx == 0) { /* TLSv1.2 uses the set value */ if (!TEST_ulong_eq(SSL_SESSION_get_ticket_lifetime_hint(SSL_get_session(clientssl)), TWO_WEEK_SEC)) goto end; } else { /* TLSv1.3 uses the limited value */ if (!TEST_ulong_le(SSL_SESSION_get_ticket_lifetime_hint(SSL_get_session(clientssl)), ONE_WEEK_SEC)) goto end; } testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif /* * Test that setting an ALPN does not violate RFC */ static int test_set_alpn(void) { SSL_CTX *ctx = NULL; SSL *ssl = NULL; int testresult = 0; unsigned char bad0[] = { 0x00, 'b', 'a', 'd' }; unsigned char good[] = { 0x04, 'g', 'o', 'o', 'd' }; unsigned char bad1[] = { 0x01, 'b', 'a', 'd' }; unsigned char bad2[] = { 0x03, 'b', 'a', 'd', 0x00}; unsigned char bad3[] = { 0x03, 'b', 'a', 'd', 0x01, 'b', 'a', 'd'}; unsigned char bad4[] = { 0x03, 'b', 'a', 'd', 0x06, 'b', 'a', 'd'}; /* Create an initial SSL_CTX with no certificate configured */ ctx = SSL_CTX_new_ex(libctx, NULL, TLS_server_method()); if (!TEST_ptr(ctx)) goto end; /* the set_alpn functions return 0 (false) on success, non-zero (true) on failure */ if (!TEST_false(SSL_CTX_set_alpn_protos(ctx, NULL, 2))) goto end; if (!TEST_false(SSL_CTX_set_alpn_protos(ctx, good, 0))) goto end; if (!TEST_false(SSL_CTX_set_alpn_protos(ctx, good, sizeof(good)))) goto end; if (!TEST_true(SSL_CTX_set_alpn_protos(ctx, good, 1))) goto end; if (!TEST_true(SSL_CTX_set_alpn_protos(ctx, bad0, sizeof(bad0)))) goto end; if (!TEST_true(SSL_CTX_set_alpn_protos(ctx, bad1, sizeof(bad1)))) goto end; if (!TEST_true(SSL_CTX_set_alpn_protos(ctx, bad2, sizeof(bad2)))) goto end; if (!TEST_true(SSL_CTX_set_alpn_protos(ctx, bad3, sizeof(bad3)))) goto end; if (!TEST_true(SSL_CTX_set_alpn_protos(ctx, bad4, sizeof(bad4)))) goto end; ssl = SSL_new(ctx); if (!TEST_ptr(ssl)) goto end; if (!TEST_false(SSL_set_alpn_protos(ssl, NULL, 2))) goto end; if (!TEST_false(SSL_set_alpn_protos(ssl, good, 0))) goto end; if (!TEST_false(SSL_set_alpn_protos(ssl, good, sizeof(good)))) goto end; if (!TEST_true(SSL_set_alpn_protos(ssl, good, 1))) goto end; if (!TEST_true(SSL_set_alpn_protos(ssl, bad0, sizeof(bad0)))) goto end; if (!TEST_true(SSL_set_alpn_protos(ssl, bad1, sizeof(bad1)))) goto end; if (!TEST_true(SSL_set_alpn_protos(ssl, bad2, sizeof(bad2)))) goto end; if (!TEST_true(SSL_set_alpn_protos(ssl, bad3, sizeof(bad3)))) goto end; if (!TEST_true(SSL_set_alpn_protos(ssl, bad4, sizeof(bad4)))) goto end; testresult = 1; end: SSL_free(ssl); SSL_CTX_free(ctx); return testresult; } /* * Test SSL_CTX_set1_verify/chain_cert_store and SSL_CTX_get_verify/chain_cert_store. */ static int test_set_verify_cert_store_ssl_ctx(void) { SSL_CTX *ctx = NULL; int testresult = 0; X509_STORE *store = NULL, *new_store = NULL, *cstore = NULL, *new_cstore = NULL; /* Create an initial SSL_CTX. */ ctx = SSL_CTX_new_ex(libctx, NULL, TLS_server_method()); if (!TEST_ptr(ctx)) goto end; /* Retrieve verify store pointer. */ if (!TEST_true(SSL_CTX_get0_verify_cert_store(ctx, &store))) goto end; /* Retrieve chain store pointer. */ if (!TEST_true(SSL_CTX_get0_chain_cert_store(ctx, &cstore))) goto end; /* We haven't set any yet, so this should be NULL. */ if (!TEST_ptr_null(store) || !TEST_ptr_null(cstore)) goto end; /* Create stores. We use separate stores so pointers are different. */ new_store = X509_STORE_new(); if (!TEST_ptr(new_store)) goto end; new_cstore = X509_STORE_new(); if (!TEST_ptr(new_cstore)) goto end; /* Set stores. */ if (!TEST_true(SSL_CTX_set1_verify_cert_store(ctx, new_store))) goto end; if (!TEST_true(SSL_CTX_set1_chain_cert_store(ctx, new_cstore))) goto end; /* Should be able to retrieve the same pointer. */ if (!TEST_true(SSL_CTX_get0_verify_cert_store(ctx, &store))) goto end; if (!TEST_true(SSL_CTX_get0_chain_cert_store(ctx, &cstore))) goto end; if (!TEST_ptr_eq(store, new_store) || !TEST_ptr_eq(cstore, new_cstore)) goto end; /* Should be able to unset again. */ if (!TEST_true(SSL_CTX_set1_verify_cert_store(ctx, NULL))) goto end; if (!TEST_true(SSL_CTX_set1_chain_cert_store(ctx, NULL))) goto end; /* Should now be NULL. */ if (!TEST_true(SSL_CTX_get0_verify_cert_store(ctx, &store))) goto end; if (!TEST_true(SSL_CTX_get0_chain_cert_store(ctx, &cstore))) goto end; if (!TEST_ptr_null(store) || !TEST_ptr_null(cstore)) goto end; testresult = 1; end: X509_STORE_free(new_store); X509_STORE_free(new_cstore); SSL_CTX_free(ctx); return testresult; } /* * Test SSL_set1_verify/chain_cert_store and SSL_get_verify/chain_cert_store. */ static int test_set_verify_cert_store_ssl(void) { SSL_CTX *ctx = NULL; SSL *ssl = NULL; int testresult = 0; X509_STORE *store = NULL, *new_store = NULL, *cstore = NULL, *new_cstore = NULL; /* Create an initial SSL_CTX. */ ctx = SSL_CTX_new_ex(libctx, NULL, TLS_server_method()); if (!TEST_ptr(ctx)) goto end; /* Create an SSL object. */ ssl = SSL_new(ctx); if (!TEST_ptr(ssl)) goto end; /* Retrieve verify store pointer. */ if (!TEST_true(SSL_get0_verify_cert_store(ssl, &store))) goto end; /* Retrieve chain store pointer. */ if (!TEST_true(SSL_get0_chain_cert_store(ssl, &cstore))) goto end; /* We haven't set any yet, so this should be NULL. */ if (!TEST_ptr_null(store) || !TEST_ptr_null(cstore)) goto end; /* Create stores. We use separate stores so pointers are different. */ new_store = X509_STORE_new(); if (!TEST_ptr(new_store)) goto end; new_cstore = X509_STORE_new(); if (!TEST_ptr(new_cstore)) goto end; /* Set stores. */ if (!TEST_true(SSL_set1_verify_cert_store(ssl, new_store))) goto end; if (!TEST_true(SSL_set1_chain_cert_store(ssl, new_cstore))) goto end; /* Should be able to retrieve the same pointer. */ if (!TEST_true(SSL_get0_verify_cert_store(ssl, &store))) goto end; if (!TEST_true(SSL_get0_chain_cert_store(ssl, &cstore))) goto end; if (!TEST_ptr_eq(store, new_store) || !TEST_ptr_eq(cstore, new_cstore)) goto end; /* Should be able to unset again. */ if (!TEST_true(SSL_set1_verify_cert_store(ssl, NULL))) goto end; if (!TEST_true(SSL_set1_chain_cert_store(ssl, NULL))) goto end; /* Should now be NULL. */ if (!TEST_true(SSL_get0_verify_cert_store(ssl, &store))) goto end; if (!TEST_true(SSL_get0_chain_cert_store(ssl, &cstore))) goto end; if (!TEST_ptr_null(store) || !TEST_ptr_null(cstore)) goto end; testresult = 1; end: X509_STORE_free(new_store); X509_STORE_free(new_cstore); SSL_free(ssl); SSL_CTX_free(ctx); return testresult; } static int test_inherit_verify_param(void) { int testresult = 0; SSL_CTX *ctx = NULL; X509_VERIFY_PARAM *cp = NULL; SSL *ssl = NULL; X509_VERIFY_PARAM *sp = NULL; int hostflags = X509_CHECK_FLAG_NEVER_CHECK_SUBJECT; ctx = SSL_CTX_new_ex(libctx, NULL, TLS_server_method()); if (!TEST_ptr(ctx)) goto end; cp = SSL_CTX_get0_param(ctx); if (!TEST_ptr(cp)) goto end; if (!TEST_int_eq(X509_VERIFY_PARAM_get_hostflags(cp), 0)) goto end; X509_VERIFY_PARAM_set_hostflags(cp, hostflags); ssl = SSL_new(ctx); if (!TEST_ptr(ssl)) goto end; sp = SSL_get0_param(ssl); if (!TEST_ptr(sp)) goto end; if (!TEST_int_eq(X509_VERIFY_PARAM_get_hostflags(sp), hostflags)) goto end; testresult = 1; end: SSL_free(ssl); SSL_CTX_free(ctx); return testresult; } static int test_load_dhfile(void) { #ifndef OPENSSL_NO_DH int testresult = 0; SSL_CTX *ctx = NULL; SSL_CONF_CTX *cctx = NULL; if (dhfile == NULL) return 1; if (!TEST_ptr(ctx = SSL_CTX_new_ex(libctx, NULL, TLS_client_method())) || !TEST_ptr(cctx = SSL_CONF_CTX_new())) goto end; SSL_CONF_CTX_set_ssl_ctx(cctx, ctx); SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CERTIFICATE | SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_FILE); if (!TEST_int_eq(SSL_CONF_cmd(cctx, "DHParameters", dhfile), 2)) goto end; testresult = 1; end: SSL_CONF_CTX_free(cctx); SSL_CTX_free(ctx); return testresult; #else return TEST_skip("DH not supported by this build"); #endif } #ifndef OSSL_NO_USABLE_TLS1_3 /* Test that read_ahead works across a key change */ static int test_read_ahead_key_change(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; char *msg = "Hello World"; size_t written, readbytes; char buf[80]; int i; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_3_VERSION, 0, &sctx, &cctx, cert, privkey))) goto end; SSL_CTX_set_read_ahead(sctx, 1); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* Write some data, send a key update, write more data */ if (!TEST_true(SSL_write_ex(clientssl, msg, strlen(msg), &written)) || !TEST_size_t_eq(written, strlen(msg))) goto end; if (!TEST_true(SSL_key_update(clientssl, SSL_KEY_UPDATE_NOT_REQUESTED))) goto end; if (!TEST_true(SSL_write_ex(clientssl, msg, strlen(msg), &written)) || !TEST_size_t_eq(written, strlen(msg))) goto end; /* * Since read_ahead is on the first read below should read the record with * the first app data, the second record with the key update message, and * the third record with the app data all in one go. We should be able to * still process the read_ahead data correctly even though it crosses * epochs */ for (i = 0; i < 2; i++) { if (!TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf) - 1, &readbytes))) goto end; buf[readbytes] = '\0'; if (!TEST_str_eq(buf, msg)) goto end; } testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } static size_t record_pad_cb(SSL *s, int type, size_t len, void *arg) { int *called = arg; switch ((*called)++) { case 0: /* Add some padding to first record */ return 512; case 1: /* Maximally pad the second record */ return SSL3_RT_MAX_PLAIN_LENGTH - len; case 2: /* * Exceeding the maximum padding should be fine. It should just pad to * the maximum anyway */ return SSL3_RT_MAX_PLAIN_LENGTH + 1 - len; case 3: /* * Very large padding should also be ok. Should just pad to the maximum * allowed */ return SIZE_MAX; default: return 0; } } /* * Test that setting record padding in TLSv1.3 works as expected * Test 0: Record padding callback on the SSL_CTX * Test 1: Record padding callback on the SSL * Test 2: Record block padding on the SSL_CTX * Test 3: Record block padding on the SSL */ static int test_tls13_record_padding(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; char *msg = "Hello World"; size_t written, readbytes; char buf[80]; int i; int called = 0; if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_3_VERSION, 0, &sctx, &cctx, cert, privkey))) goto end; if (idx == 0) { SSL_CTX_set_record_padding_callback(cctx, record_pad_cb); SSL_CTX_set_record_padding_callback_arg(cctx, &called); if (!TEST_ptr_eq(SSL_CTX_get_record_padding_callback_arg(cctx), &called)) goto end; } else if (idx == 2) { /* Exceeding the max plain length should fail */ if (!TEST_false(SSL_CTX_set_block_padding(cctx, SSL3_RT_MAX_PLAIN_LENGTH + 1))) goto end; if (!TEST_true(SSL_CTX_set_block_padding(cctx, 512))) goto end; } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (idx == 1) { SSL_set_record_padding_callback(clientssl, record_pad_cb); SSL_set_record_padding_callback_arg(clientssl, &called); if (!TEST_ptr_eq(SSL_get_record_padding_callback_arg(clientssl), &called)) goto end; } else if (idx == 3) { /* Exceeding the max plain length should fail */ if (!TEST_false(SSL_set_block_padding(clientssl, SSL3_RT_MAX_PLAIN_LENGTH + 1))) goto end; if (!TEST_true(SSL_set_block_padding(clientssl, 512))) goto end; } if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; called = 0; /* * Write some data, then check we can read it. Do this four times to check * we can continue to write and read padded data after the initial record * padding has been added. We don't actually check that the padding has * been applied to the record - just that we can continue to communicate * normally and that the callback has been called (if appropriate). */ for (i = 0; i < 4; i++) { if (!TEST_true(SSL_write_ex(clientssl, msg, strlen(msg), &written)) || !TEST_size_t_eq(written, strlen(msg))) goto end; if (!TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf) - 1, &readbytes)) || !TEST_size_t_eq(written, readbytes)) goto end; buf[readbytes] = '\0'; if (!TEST_str_eq(buf, msg)) goto end; } if ((idx == 0 || idx == 1) && !TEST_int_eq(called, 4)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } #endif /* OSSL_NO_USABLE_TLS1_3 */ #if !defined(OPENSSL_NO_TLS1_2) && !defined(OPENSSL_NO_DYNAMIC_ENGINE) static ENGINE *load_dasync(void) { ENGINE *e; if (!TEST_ptr(e = ENGINE_by_id("dasync"))) return NULL; if (!TEST_true(ENGINE_init(e))) { ENGINE_free(e); return NULL; } if (!TEST_true(ENGINE_register_ciphers(e))) { ENGINE_free(e); return NULL; } return e; } /* * Test TLSv1.2 with a pipeline capable cipher. TLSv1.3 and DTLS do not * support this yet. The only pipeline capable cipher that we have is in the * dasync engine (providers don't support this yet), so we have to use * deprecated APIs for this test. * * Test 0: Client has pipelining enabled, server does not * Test 1: Server has pipelining enabled, client does not * Test 2: Client has pipelining enabled, server does not: not enough data to * fill all the pipelines * Test 3: Client has pipelining enabled, server does not: not enough data to * fill all the pipelines by more than a full pipeline's worth * Test 4: Client has pipelining enabled, server does not: more data than all * the available pipelines can take * Test 5: Client has pipelining enabled, server does not: Maximum size pipeline * Test 6: Repeat of test 0, but the engine is loaded late (after the SSL_CTX * is created) */ static int test_pipelining(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL, *peera, *peerb; int testresult = 0, numreads; /* A 55 byte message */ unsigned char *msg = (unsigned char *) "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz123"; size_t written, readbytes, offset, msglen, fragsize = 10, numpipes = 5; size_t expectedreads; unsigned char *buf = NULL; ENGINE *e = NULL; if (idx != 6) { e = load_dasync(); if (e == NULL) return 0; } if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), 0, TLS1_2_VERSION, &sctx, &cctx, cert, privkey))) goto end; if (idx == 6) { e = load_dasync(); if (e == NULL) goto end; /* Now act like test 0 */ idx = 0; } if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(SSL_set_cipher_list(clientssl, "AES128-SHA"))) goto end; /* peera is always configured for pipelining, while peerb is not. */ if (idx == 1) { peera = serverssl; peerb = clientssl; } else { peera = clientssl; peerb = serverssl; } if (idx == 5) { numpipes = 2; /* Maximum allowed fragment size */ fragsize = SSL3_RT_MAX_PLAIN_LENGTH; msglen = fragsize * numpipes; msg = OPENSSL_malloc(msglen); if (!TEST_ptr(msg)) goto end; if (!TEST_int_gt(RAND_bytes_ex(libctx, msg, msglen, 0), 0)) goto end; } else if (idx == 4) { msglen = 55; } else { msglen = 50; } if (idx == 2) msglen -= 2; /* Send 2 less bytes */ else if (idx == 3) msglen -= 12; /* Send 12 less bytes */ buf = OPENSSL_malloc(msglen); if (!TEST_ptr(buf)) goto end; if (idx == 5) { /* * Test that setting a split send fragment longer than the maximum * allowed fails */ if (!TEST_false(SSL_set_split_send_fragment(peera, fragsize + 1))) goto end; } /* * In the normal case. We have 5 pipelines with 10 bytes per pipeline * (50 bytes in total). This is a ridiculously small number of bytes - * but sufficient for our purposes */ if (!TEST_true(SSL_set_max_pipelines(peera, numpipes)) || !TEST_true(SSL_set_split_send_fragment(peera, fragsize))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* Write some data from peera to peerb */ if (!TEST_true(SSL_write_ex(peera, msg, msglen, &written)) || !TEST_size_t_eq(written, msglen)) goto end; /* * If the pipelining code worked, then we expect all |numpipes| pipelines to * have been used - except in test 3 where only |numpipes - 1| pipelines * will be used. This will result in |numpipes| records (|numpipes - 1| for * test 3) having been sent to peerb. Since peerb is not using read_ahead we * expect this to be read in |numpipes| or |numpipes - 1| separate * SSL_read_ex calls. In the case of test 4, there is then one additional * read for left over data that couldn't fit in the previous pipelines */ for (offset = 0, numreads = 0; offset < msglen; offset += readbytes, numreads++) { if (!TEST_true(SSL_read_ex(peerb, buf + offset, msglen - offset, &readbytes))) goto end; } expectedreads = idx == 4 ? numpipes + 1 : (idx == 3 ? numpipes - 1 : numpipes); if (!TEST_mem_eq(msg, msglen, buf, offset) || !TEST_int_eq(numreads, expectedreads)) goto end; /* * Write some data from peerb to peera. We do this in up to |numpipes + 1| * chunks to exercise the read pipelining code on peera. */ for (offset = 0; offset < msglen; offset += fragsize) { size_t sendlen = msglen - offset; if (sendlen > fragsize) sendlen = fragsize; if (!TEST_true(SSL_write_ex(peerb, msg + offset, sendlen, &written)) || !TEST_size_t_eq(written, sendlen)) goto end; } /* * The data was written in |numpipes|, |numpipes - 1| or |numpipes + 1| * separate chunks (depending on which test we are running). If the * pipelining is working then we expect peera to read up to numpipes chunks * and process them in parallel, giving back the complete result in a single * call to SSL_read_ex */ if (!TEST_true(SSL_read_ex(peera, buf, msglen, &readbytes)) || !TEST_size_t_le(readbytes, msglen)) goto end; if (idx == 4) { size_t readbytes2; if (!TEST_true(SSL_read_ex(peera, buf + readbytes, msglen - readbytes, &readbytes2))) goto end; readbytes += readbytes2; if (!TEST_size_t_le(readbytes, msglen)) goto end; } if (!TEST_mem_eq(msg, msglen, buf, readbytes)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); if (e != NULL) { ENGINE_unregister_ciphers(e); ENGINE_finish(e); ENGINE_free(e); } OPENSSL_free(buf); if (fragsize == SSL3_RT_MAX_PLAIN_LENGTH) OPENSSL_free(msg); return testresult; } #endif /* !defined(OPENSSL_NO_TLS1_2) && !defined(OPENSSL_NO_DYNAMIC_ENGINE) */ static int check_version_string(SSL *s, int version) { const char *verstr = NULL; switch (version) { case SSL3_VERSION: verstr = "SSLv3"; break; case TLS1_VERSION: verstr = "TLSv1"; break; case TLS1_1_VERSION: verstr = "TLSv1.1"; break; case TLS1_2_VERSION: verstr = "TLSv1.2"; break; case TLS1_3_VERSION: verstr = "TLSv1.3"; break; case DTLS1_VERSION: verstr = "DTLSv1"; break; case DTLS1_2_VERSION: verstr = "DTLSv1.2"; } return TEST_str_eq(verstr, SSL_get_version(s)); } /* * Test that SSL_version, SSL_get_version, SSL_is_quic, SSL_is_tls and * SSL_is_dtls return the expected results for a (D)TLS connection. Compare with * test_version() in quicapitest.c which does the same thing for QUIC * connections. */ static int test_version(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0, version; const SSL_METHOD *servmeth = TLS_server_method(); const SSL_METHOD *clientmeth = TLS_client_method(); switch (idx) { #if !defined(OPENSSL_NO_SSL3) case 0: version = SSL3_VERSION; break; #endif #if !defined(OPENSSL_NO_TLS1) case 1: version = TLS1_VERSION; break; #endif #if !defined(OPENSSL_NO_TLS1_2) case 2: version = TLS1_2_VERSION; break; #endif #if !defined(OSSL_NO_USABLE_TLS1_3) case 3: version = TLS1_3_VERSION; break; #endif #if !defined(OPENSSL_NO_DTLS1) case 4: version = DTLS1_VERSION; break; #endif #if !defined(OPENSSL_NO_DTLS1_2) case 5: version = DTLS1_2_VERSION; break; #endif /* * NB we do not support QUIC in this test. That is covered by quicapitest.c * We also don't support DTLS1_BAD_VER since we have no server support for * that. */ default: TEST_skip("Unsupported protocol version"); return 1; } if (is_fips && (version == SSL3_VERSION || version == TLS1_VERSION || version == DTLS1_VERSION)) { TEST_skip("Protocol version not supported with FIPS"); return 1; } #if !defined(OPENSSL_NO_DTLS) if (version == DTLS1_VERSION || version == DTLS1_2_VERSION) { servmeth = DTLS_server_method(); clientmeth = DTLS_client_method(); } #endif if (!TEST_true(create_ssl_ctx_pair(libctx, servmeth, clientmeth, version, version, &sctx, &cctx, cert, privkey))) goto end; if (!TEST_true(SSL_CTX_set_cipher_list(sctx, "DEFAULT:@SECLEVEL=0")) || !TEST_true(SSL_CTX_set_cipher_list(cctx, "DEFAULT:@SECLEVEL=0"))) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (!TEST_int_eq(SSL_version(serverssl), version) || !TEST_int_eq(SSL_version(clientssl), version) || !TEST_true(check_version_string(serverssl, version)) || !TEST_true(check_version_string(clientssl, version))) goto end; if (version == DTLS1_VERSION || version == DTLS1_2_VERSION) { if (!TEST_true(SSL_is_dtls(serverssl)) || !TEST_true(SSL_is_dtls(clientssl)) || !TEST_false(SSL_is_tls(serverssl)) || !TEST_false(SSL_is_tls(clientssl)) || !TEST_false(SSL_is_quic(serverssl)) || !TEST_false(SSL_is_quic(clientssl))) goto end; } else { if (!TEST_true(SSL_is_tls(serverssl)) || !TEST_true(SSL_is_tls(clientssl)) || !TEST_false(SSL_is_dtls(serverssl)) || !TEST_false(SSL_is_dtls(clientssl)) || !TEST_false(SSL_is_quic(serverssl)) || !TEST_false(SSL_is_quic(clientssl))) goto end; } testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Test that the SSL_rstate_string*() APIs return sane results */ static int test_rstate_string(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0, version; const SSL_METHOD *servmeth = TLS_server_method(); const SSL_METHOD *clientmeth = TLS_client_method(); size_t written, readbytes; unsigned char buf[2]; unsigned char dummyheader[SSL3_RT_HEADER_LENGTH] = { SSL3_RT_APPLICATION_DATA, TLS1_2_VERSION_MAJOR, 0, /* To be filled in later */ 0, 1 }; if (!TEST_true(create_ssl_ctx_pair(libctx, servmeth, clientmeth, 0, 0, &sctx, &cctx, cert, privkey))) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_str_eq(SSL_rstate_string(serverssl), "RH") || !TEST_str_eq(SSL_rstate_string_long(serverssl), "read header")) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (!TEST_str_eq(SSL_rstate_string(serverssl), "RH") || !TEST_str_eq(SSL_rstate_string_long(serverssl), "read header")) goto end; /* Fill in the correct version for the record header */ version = SSL_version(serverssl); if (version == TLS1_3_VERSION) version = TLS1_2_VERSION; dummyheader[2] = version & 0xff; /* * Send a dummy header. If we continued to read the body as well this * would fail with a bad record mac, but we're not going to go that far. */ if (!TEST_true(BIO_write_ex(SSL_get_rbio(serverssl), dummyheader, sizeof(dummyheader), &written)) || !TEST_size_t_eq(written, SSL3_RT_HEADER_LENGTH)) goto end; if (!TEST_false(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))) goto end; if (!TEST_str_eq(SSL_rstate_string(serverssl), "RB") || !TEST_str_eq(SSL_rstate_string_long(serverssl), "read body")) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); return testresult; } /* * Force a write retry during handshaking. We test various combinations of * scenarios. We test a large certificate message which will fill the buffering * BIO used in the handshake. We try with client auth on and off. Finally we * also try a BIO that indicates retry via a 0 return. BIO_write() is documented * to indicate retry via -1 - but sometimes BIOs don't do that. * * Test 0: Standard certificate message * Test 1: Large certificate message * Test 2: Standard cert, verify peer * Test 3: Large cert, verify peer * Test 4: Standard cert, BIO returns 0 on retry * Test 5: Large cert, BIO returns 0 on retry * Test 6: Standard cert, verify peer, BIO returns 0 on retry * Test 7: Large cert, verify peer, BIO returns 0 on retry * Test 8-15: Repeat of above with TLSv1.2 */ static int test_handshake_retry(int idx) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; BIO *tmp = NULL, *bretry = BIO_new(bio_s_always_retry()); int maxversion = 0; if (!TEST_ptr(bretry)) goto end; #ifndef OPENSSL_NO_TLS1_2 if ((idx & 8) == 8) maxversion = TLS1_2_VERSION; #else if ((idx & 8) == 8) return TEST_skip("No TLSv1.2"); #endif if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), 0, maxversion, &sctx, &cctx, cert, privkey))) goto end; /* * Add a large amount of data to fill the buffering BIO used by the SSL * object */ if ((idx & 1) == 1 && !ssl_ctx_add_large_cert_chain(libctx, sctx, cert)) goto end; /* * We don't actually configure a client cert, but neither do we fail if one * isn't present. */ if ((idx & 2) == 2) SSL_CTX_set_verify(sctx, SSL_VERIFY_PEER, NULL); if ((idx & 4) == 4) set_always_retry_err_val(0); if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; tmp = SSL_get_wbio(serverssl); if (!TEST_ptr(tmp) || !TEST_true(BIO_up_ref(tmp))) { tmp = NULL; goto end; } SSL_set0_wbio(serverssl, bretry); bretry = NULL; if (!TEST_int_eq(SSL_connect(clientssl), -1)) goto end; if (!TEST_int_eq(SSL_accept(serverssl), -1) || !TEST_int_eq(SSL_get_error(serverssl, -1), SSL_ERROR_WANT_WRITE)) goto end; /* Restore a BIO that will let the write succeed */ SSL_set0_wbio(serverssl, tmp); tmp = NULL; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); BIO_free(bretry); BIO_free(tmp); set_always_retry_err_val(-1); return testresult; } /* * Test that receiving retries when writing application data works as expected */ static int test_data_retry(void) { SSL_CTX *cctx = NULL, *sctx = NULL; SSL *clientssl = NULL, *serverssl = NULL; int testresult = 0; unsigned char inbuf[1200], outbuf[1200]; size_t i; BIO *tmp = NULL; BIO *bretry = BIO_new(bio_s_maybe_retry()); size_t written, readbytes, totread = 0; if (!TEST_ptr(bretry)) goto end; for (i = 0; i < sizeof(inbuf); i++) inbuf[i] = (unsigned char)(0xff & i); memset(outbuf, 0, sizeof(outbuf)); if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), 0, 0, &sctx, &cctx, cert, privkey))) goto end; if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL))) goto end; if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; /* Smallest possible max send fragment is 512 */ if (!TEST_true(SSL_set_max_send_fragment(clientssl, 512))) goto end; tmp = SSL_get_wbio(clientssl); if (!TEST_ptr(tmp)) goto end; if (!TEST_true(BIO_up_ref(tmp))) goto end; BIO_push(bretry, tmp); tmp = NULL; SSL_set0_wbio(clientssl, bretry); if (!BIO_up_ref(bretry)) { bretry = NULL; goto end; } for (i = 0; i < 3; i++) { /* We expect this call to make no progress and indicate retry */ if (!TEST_false(SSL_write_ex(clientssl, inbuf, sizeof(inbuf), &written))) goto end; if (!TEST_int_eq(SSL_get_error(clientssl, 0), SSL_ERROR_WANT_WRITE)) goto end; /* Allow one write to progress, but the next one to signal retry */ if (!TEST_true(BIO_ctrl(bretry, MAYBE_RETRY_CTRL_SET_RETRY_AFTER_CNT, 1, NULL))) goto end; if (i == 2) break; /* * This call will hopefully make progress but will still indicate retry * because there is more data than will fit into a single record. */ if (!TEST_false(SSL_write_ex(clientssl, inbuf, sizeof(inbuf), &written))) goto end; if (!TEST_int_eq(SSL_get_error(clientssl, 0), SSL_ERROR_WANT_WRITE)) goto end; } /* The final call should write the last chunk of data and succeed */ if (!TEST_true(SSL_write_ex(clientssl, inbuf, sizeof(inbuf), &written))) goto end; /* Read all the data available */ while (SSL_read_ex(serverssl, outbuf + totread, sizeof(outbuf) - totread, &readbytes)) totread += readbytes; if (!TEST_mem_eq(inbuf, sizeof(inbuf), outbuf, totread)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); BIO_free_all(bretry); BIO_free(tmp); return testresult; } struct resume_servername_cb_data { int i; SSL_CTX *cctx; SSL_CTX *sctx; SSL_SESSION *sess; int recurse; }; /* * Servername callback. We use it here to run another complete handshake using * the same session - and mark the session as not_resuamble at the end */ static int resume_servername_cb(SSL *s, int *ad, void *arg) { struct resume_servername_cb_data *cbdata = arg; SSL *serverssl = NULL, *clientssl = NULL; int ret = SSL_TLSEXT_ERR_ALERT_FATAL; if (cbdata->recurse) return SSL_TLSEXT_ERR_ALERT_FATAL; if ((cbdata->i % 3) != 1) return SSL_TLSEXT_ERR_OK; cbdata->recurse = 1; if (!TEST_true(create_ssl_objects(cbdata->sctx, cbdata->cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, cbdata->sess))) goto end; ERR_set_mark(); /* * We expect this to fail - because the servername cb will fail. This will * mark the session as not_resumable. */ if (!TEST_false(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) { ERR_clear_last_mark(); goto end; } ERR_pop_to_mark(); ret = SSL_TLSEXT_ERR_OK; end: SSL_free(serverssl); SSL_free(clientssl); cbdata->recurse = 0; return ret; } /* * Test multiple resumptions and cache size handling * Test 0: TLSv1.3 (max_early_data set) * Test 1: TLSv1.3 (SSL_OP_NO_TICKET set) * Test 2: TLSv1.3 (max_early_data and SSL_OP_NO_TICKET set) * Test 3: TLSv1.3 (SSL_OP_NO_TICKET, simultaneous resumes) * Test 4: TLSv1.2 */ static int test_multi_resume(int idx) { SSL_CTX *sctx = NULL, *cctx = NULL; SSL *serverssl = NULL, *clientssl = NULL; SSL_SESSION *sess = NULL; int max_version = TLS1_3_VERSION; int i, testresult = 0; struct resume_servername_cb_data cbdata; #if defined(OPENSSL_NO_TLS1_2) if (idx == 4) return TEST_skip("TLSv1.2 is disabled in this build"); #else if (idx == 4) max_version = TLS1_2_VERSION; #endif #if defined(OSSL_NO_USABLE_TLS1_3) if (idx != 4) return TEST_skip("No usable TLSv1.3 in this build"); #endif if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(), TLS1_VERSION, max_version, &sctx, &cctx, cert, privkey))) goto end; /* * TLSv1.3 only uses a session cache if either max_early_data > 0 (used for * replay protection), or if SSL_OP_NO_TICKET is in use */ if (idx == 0 || idx == 2) { if (!TEST_true(SSL_CTX_set_max_early_data(sctx, 1024))) goto end; } if (idx == 1 || idx == 2 || idx == 3) SSL_CTX_set_options(sctx, SSL_OP_NO_TICKET); SSL_CTX_sess_set_cache_size(sctx, 5); if (idx == 3) { SSL_CTX_set_tlsext_servername_callback(sctx, resume_servername_cb); SSL_CTX_set_tlsext_servername_arg(sctx, &cbdata); cbdata.cctx = cctx; cbdata.sctx = sctx; cbdata.recurse = 0; } for (i = 0; i < 30; i++) { if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) || !TEST_true(SSL_set_session(clientssl, sess))) goto end; /* * Check simultaneous resumes. We pause the connection part way through * the handshake by (mis)using the servername_cb. The pause occurs after * session resumption has already occurred, but before any session * tickets have been issued. While paused we run another complete * handshake resuming the same session. */ if (idx == 3) { cbdata.i = i; cbdata.sess = sess; } /* * Recreate a bug where dynamically changing the max_early_data value * can cause sessions in the session cache which cannot be deleted. */ if ((idx == 0 || idx == 2) && (i % 3) == 2) SSL_set_max_early_data(serverssl, 0); if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) goto end; if (sess == NULL || (idx == 0 && (i % 3) == 2)) { if (!TEST_false(SSL_session_reused(clientssl))) goto end; } else { if (!TEST_true(SSL_session_reused(clientssl))) goto end; } SSL_SESSION_free(sess); /* Do a full handshake, followed by two resumptions */ if ((i % 3) == 2) { sess = NULL; } else { if (!TEST_ptr((sess = SSL_get1_session(clientssl)))) goto end; } SSL_shutdown(clientssl); SSL_shutdown(serverssl); SSL_free(serverssl); SSL_free(clientssl); serverssl = clientssl = NULL; } /* We should never exceed the session cache size limit */ if (!TEST_long_le(SSL_CTX_sess_number(sctx), 5)) goto end; testresult = 1; end: SSL_free(serverssl); SSL_free(clientssl); SSL_CTX_free(sctx); SSL_CTX_free(cctx); SSL_SESSION_free(sess); return testresult; } OPT_TEST_DECLARE_USAGE("certfile privkeyfile srpvfile tmpfile provider config dhfile\n") int setup_tests(void) { char *modulename; char *configfile; libctx = OSSL_LIB_CTX_new(); if (!TEST_ptr(libctx)) return 0; defctxnull = OSSL_PROVIDER_load(NULL, "null"); /* * Verify that the default and fips providers in the default libctx are not * available */ if (!TEST_false(OSSL_PROVIDER_available(NULL, "default")) || !TEST_false(OSSL_PROVIDER_available(NULL, "fips"))) return 0; if (!test_skip_common_options()) { TEST_error("Error parsing test options\n"); return 0; } if (!TEST_ptr(certsdir = test_get_argument(0)) || !TEST_ptr(srpvfile = test_get_argument(1)) || !TEST_ptr(tmpfilename = test_get_argument(2)) || !TEST_ptr(modulename = test_get_argument(3)) || !TEST_ptr(configfile = test_get_argument(4)) || !TEST_ptr(dhfile = test_get_argument(5))) return 0; if (!TEST_true(OSSL_LIB_CTX_load_config(libctx, configfile))) return 0; /* Check we have the expected provider available */ if (!TEST_true(OSSL_PROVIDER_available(libctx, modulename))) return 0; /* Check the default provider is not available */ if (strcmp(modulename, "default") != 0 && !TEST_false(OSSL_PROVIDER_available(libctx, "default"))) return 0; if (strcmp(modulename, "fips") == 0) { OSSL_PROVIDER *prov = NULL; OSSL_PARAM params[2]; is_fips = 1; prov = OSSL_PROVIDER_load(libctx, "fips"); if (prov != NULL) { /* Query the fips provider to check if the check ems option is enabled */ params[0] = OSSL_PARAM_construct_int(OSSL_PROV_PARAM_TLS1_PRF_EMS_CHECK, &fips_ems_check); params[1] = OSSL_PARAM_construct_end(); OSSL_PROVIDER_get_params(prov, params); OSSL_PROVIDER_unload(prov); } } /* * We add, but don't load the test "tls-provider". We'll load it when we * need it. */ if (!TEST_true(OSSL_PROVIDER_add_builtin(libctx, "tls-provider", tls_provider_init))) return 0; if (getenv("OPENSSL_TEST_GETCOUNTS") != NULL) { #ifdef OPENSSL_NO_CRYPTO_MDEBUG TEST_error("not supported in this build"); return 0; #else int i, mcount, rcount, fcount; for (i = 0; i < 4; i++) test_export_key_mat(i); CRYPTO_get_alloc_counts(&mcount, &rcount, &fcount); test_printf_stdout("malloc %d realloc %d free %d\n", mcount, rcount, fcount); return 1; #endif } cert = test_mk_file_path(certsdir, "servercert.pem"); if (cert == NULL) goto err; privkey = test_mk_file_path(certsdir, "serverkey.pem"); if (privkey == NULL) goto err; cert2 = test_mk_file_path(certsdir, "server-ecdsa-cert.pem"); if (cert2 == NULL) goto err; privkey2 = test_mk_file_path(certsdir, "server-ecdsa-key.pem"); if (privkey2 == NULL) goto err; cert1024 = test_mk_file_path(certsdir, "ee-cert-1024.pem"); if (cert1024 == NULL) goto err; privkey1024 = test_mk_file_path(certsdir, "ee-key-1024.pem"); if (privkey1024 == NULL) goto err; cert3072 = test_mk_file_path(certsdir, "ee-cert-3072.pem"); if (cert3072 == NULL) goto err; privkey3072 = test_mk_file_path(certsdir, "ee-key-3072.pem"); if (privkey3072 == NULL) goto err; cert4096 = test_mk_file_path(certsdir, "ee-cert-4096.pem"); if (cert4096 == NULL) goto err; privkey4096 = test_mk_file_path(certsdir, "ee-key-4096.pem"); if (privkey4096 == NULL) goto err; cert8192 = test_mk_file_path(certsdir, "ee-cert-8192.pem"); if (cert8192 == NULL) goto err; privkey8192 = test_mk_file_path(certsdir, "ee-key-8192.pem"); if (privkey8192 == NULL) goto err; if (fips_ems_check) { #ifndef OPENSSL_NO_TLS1_2 ADD_TEST(test_no_ems); #endif return 1; } #if !defined(OPENSSL_NO_KTLS) && !defined(OPENSSL_NO_SOCK) # if !defined(OPENSSL_NO_TLS1_2) || !defined(OSSL_NO_USABLE_TLS1_3) ADD_ALL_TESTS(test_ktls, NUM_KTLS_TEST_CIPHERS * 4); ADD_ALL_TESTS(test_ktls_sendfile, NUM_KTLS_TEST_CIPHERS * 2); # endif #endif ADD_TEST(test_large_message_tls); ADD_TEST(test_large_message_tls_read_ahead); #ifndef OPENSSL_NO_DTLS ADD_TEST(test_large_message_dtls); #endif ADD_ALL_TESTS(test_large_app_data, 28); ADD_TEST(test_cleanse_plaintext); #ifndef OPENSSL_NO_OCSP ADD_TEST(test_tlsext_status_type); #endif ADD_TEST(test_session_with_only_int_cache); ADD_TEST(test_session_with_only_ext_cache); ADD_TEST(test_session_with_both_cache); ADD_TEST(test_session_wo_ca_names); #ifndef OSSL_NO_USABLE_TLS1_3 ADD_ALL_TESTS(test_stateful_tickets, 3); ADD_ALL_TESTS(test_stateless_tickets, 3); ADD_TEST(test_psk_tickets); ADD_ALL_TESTS(test_extra_tickets, 6); #endif ADD_ALL_TESTS(test_ssl_set_bio, TOTAL_SSL_SET_BIO_TESTS); ADD_TEST(test_ssl_bio_pop_next_bio); ADD_TEST(test_ssl_bio_pop_ssl_bio); ADD_TEST(test_ssl_bio_change_rbio); ADD_TEST(test_ssl_bio_change_wbio); #if !defined(OPENSSL_NO_TLS1_2) || defined(OSSL_NO_USABLE_TLS1_3) ADD_ALL_TESTS(test_set_sigalgs, OSSL_NELEM(testsigalgs) * 2); ADD_TEST(test_keylog); #endif #ifndef OSSL_NO_USABLE_TLS1_3 ADD_TEST(test_keylog_no_master_key); #endif ADD_TEST(test_client_cert_verify_cb); ADD_TEST(test_ssl_build_cert_chain); ADD_TEST(test_ssl_ctx_build_cert_chain); #ifndef OPENSSL_NO_TLS1_2 ADD_TEST(test_client_hello_cb); ADD_TEST(test_no_ems); ADD_TEST(test_ccs_change_cipher); #endif #ifndef OSSL_NO_USABLE_TLS1_3 ADD_ALL_TESTS(test_early_data_read_write, 6); /* * We don't do replay tests for external PSK. Replay protection isn't used * in that scenario. */ ADD_ALL_TESTS(test_early_data_replay, 2); ADD_ALL_TESTS(test_early_data_skip, OSSL_NELEM(ciphersuites) * 3); ADD_ALL_TESTS(test_early_data_skip_hrr, OSSL_NELEM(ciphersuites) * 3); ADD_ALL_TESTS(test_early_data_skip_hrr_fail, OSSL_NELEM(ciphersuites) * 3); ADD_ALL_TESTS(test_early_data_skip_abort, OSSL_NELEM(ciphersuites) * 3); ADD_ALL_TESTS(test_early_data_not_sent, 3); ADD_ALL_TESTS(test_early_data_psk, 8); ADD_ALL_TESTS(test_early_data_psk_with_all_ciphers, 5); ADD_ALL_TESTS(test_early_data_not_expected, 3); # ifndef OPENSSL_NO_TLS1_2 ADD_ALL_TESTS(test_early_data_tls1_2, 3); # endif #endif #ifndef OSSL_NO_USABLE_TLS1_3 ADD_ALL_TESTS(test_set_ciphersuite, 10); ADD_TEST(test_ciphersuite_change); ADD_ALL_TESTS(test_tls13_ciphersuite, 4); # ifdef OPENSSL_NO_PSK ADD_ALL_TESTS(test_tls13_psk, 1); # else ADD_ALL_TESTS(test_tls13_psk, 4); # endif /* OPENSSL_NO_PSK */ #ifndef OSSL_NO_USABLE_TLS1_3 ADD_ALL_TESTS(test_tls13_no_dhe_kex, 8); #endif /* OSSL_NO_USABLE_TLS1_3 */ # ifndef OPENSSL_NO_TLS1_2 /* Test with both TLSv1.3 and 1.2 versions */ ADD_ALL_TESTS(test_key_exchange, 14); # if !defined(OPENSSL_NO_EC) && !defined(OPENSSL_NO_DH) ADD_ALL_TESTS(test_negotiated_group, 4 * (OSSL_NELEM(ecdhe_kexch_groups) + OSSL_NELEM(ffdhe_kexch_groups))); # endif # else /* Test with only TLSv1.3 versions */ ADD_ALL_TESTS(test_key_exchange, 12); # endif ADD_ALL_TESTS(test_custom_exts, 6); ADD_TEST(test_stateless); ADD_TEST(test_pha_key_update); #else ADD_ALL_TESTS(test_custom_exts, 3); #endif ADD_ALL_TESTS(test_export_key_mat, 6); #ifndef OSSL_NO_USABLE_TLS1_3 ADD_ALL_TESTS(test_export_key_mat_early, 3); ADD_TEST(test_key_update); ADD_ALL_TESTS(test_key_update_peer_in_write, 2); ADD_ALL_TESTS(test_key_update_peer_in_read, 2); ADD_ALL_TESTS(test_key_update_local_in_write, 2); ADD_ALL_TESTS(test_key_update_local_in_read, 2); #endif ADD_ALL_TESTS(test_ssl_clear, 8); ADD_ALL_TESTS(test_max_fragment_len_ext, OSSL_NELEM(max_fragment_len_test)); #if !defined(OPENSSL_NO_SRP) && !defined(OPENSSL_NO_TLS1_2) ADD_ALL_TESTS(test_srp, 6); #endif #if !defined(OPENSSL_NO_COMP_ALG) /* Add compression case */ ADD_ALL_TESTS(test_info_callback, 8); #else ADD_ALL_TESTS(test_info_callback, 6); #endif ADD_ALL_TESTS(test_ssl_pending, 2); ADD_ALL_TESTS(test_ssl_get_shared_ciphers, OSSL_NELEM(shared_ciphers_data)); ADD_ALL_TESTS(test_ticket_callbacks, 20); ADD_ALL_TESTS(test_shutdown, 7); ADD_TEST(test_async_shutdown); ADD_ALL_TESTS(test_incorrect_shutdown, 2); ADD_ALL_TESTS(test_cert_cb, 6); ADD_ALL_TESTS(test_client_cert_cb, 2); ADD_ALL_TESTS(test_ca_names, 3); #ifndef OPENSSL_NO_TLS1_2 ADD_ALL_TESTS(test_multiblock_write, OSSL_NELEM(multiblock_cipherlist_data)); #endif ADD_ALL_TESTS(test_servername, 10); ADD_TEST(test_unknown_sigalgs_groups); #if !defined(OPENSSL_NO_EC) \ && (!defined(OSSL_NO_USABLE_TLS1_3) || !defined(OPENSSL_NO_TLS1_2)) ADD_ALL_TESTS(test_sigalgs_available, 6); #endif #ifndef OPENSSL_NO_TLS1_3 ADD_ALL_TESTS(test_pluggable_group, 2); ADD_ALL_TESTS(test_pluggable_signature, 4); #endif #ifndef OPENSSL_NO_TLS1_2 ADD_TEST(test_ssl_dup); # ifndef OPENSSL_NO_DH ADD_ALL_TESTS(test_set_tmp_dh, 11); ADD_ALL_TESTS(test_dh_auto, 7); # endif #endif #ifndef OSSL_NO_USABLE_TLS1_3 ADD_TEST(test_sni_tls13); ADD_ALL_TESTS(test_ticket_lifetime, 2); #endif ADD_TEST(test_inherit_verify_param); ADD_TEST(test_set_alpn); ADD_TEST(test_set_verify_cert_store_ssl_ctx); ADD_TEST(test_set_verify_cert_store_ssl); ADD_ALL_TESTS(test_session_timeout, 1); #if !defined(OSSL_NO_USABLE_TLS1_3) || !defined(OPENSSL_NO_TLS1_2) ADD_ALL_TESTS(test_session_cache_overflow, 4); #endif ADD_TEST(test_load_dhfile); #ifndef OSSL_NO_USABLE_TLS1_3 ADD_TEST(test_read_ahead_key_change); ADD_ALL_TESTS(test_tls13_record_padding, 4); #endif #if !defined(OPENSSL_NO_TLS1_2) && !defined(OSSL_NO_USABLE_TLS1_3) ADD_ALL_TESTS(test_serverinfo_custom, 4); #endif #if !defined(OPENSSL_NO_TLS1_2) && !defined(OPENSSL_NO_DYNAMIC_ENGINE) ADD_ALL_TESTS(test_pipelining, 7); #endif ADD_ALL_TESTS(test_version, 6); ADD_TEST(test_rstate_string); ADD_ALL_TESTS(test_handshake_retry, 16); ADD_TEST(test_data_retry); ADD_ALL_TESTS(test_multi_resume, 5); return 1; err: OPENSSL_free(cert); OPENSSL_free(privkey); OPENSSL_free(cert2); OPENSSL_free(privkey2); return 0; } void cleanup_tests(void) { # if !defined(OPENSSL_NO_TLS1_2) && !defined(OPENSSL_NO_DH) EVP_PKEY_free(tmp_dh_params); #endif OPENSSL_free(cert); OPENSSL_free(privkey); OPENSSL_free(cert2); OPENSSL_free(privkey2); OPENSSL_free(cert1024); OPENSSL_free(privkey1024); OPENSSL_free(cert3072); OPENSSL_free(privkey3072); OPENSSL_free(cert4096); OPENSSL_free(privkey4096); OPENSSL_free(cert8192); OPENSSL_free(privkey8192); bio_s_mempacket_test_free(); bio_s_always_retry_free(); bio_s_maybe_retry_free(); OSSL_PROVIDER_unload(defctxnull); OSSL_LIB_CTX_free(libctx); }