| /* Copyright (c) 2014, Google Inc. |
| * |
| * Permission to use, copy, modify, and/or distribute this software for any |
| * purpose with or without fee is hereby granted, provided that the above |
| * copyright notice and this permission notice appear in all copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ |
| |
| #include "test_config.h" |
| |
| #include <assert.h> |
| #include <ctype.h> |
| #include <errno.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include <algorithm> |
| #include <functional> |
| #include <limits> |
| #include <memory> |
| #include <type_traits> |
| |
| #include <openssl/base64.h> |
| #include <openssl/hmac.h> |
| #include <openssl/hpke.h> |
| #include <openssl/rand.h> |
| #include <openssl/span.h> |
| #include <openssl/ssl.h> |
| |
| #include "../../crypto/internal.h" |
| #include "../internal.h" |
| #include "handshake_util.h" |
| #include "mock_quic_transport.h" |
| #include "test_state.h" |
| |
| namespace { |
| |
| struct Flag { |
| const char *name; |
| bool has_param; |
| // If |has_param| is false, |param| will be nullptr. |
| std::function<bool(TestConfig *config, const char *param)> set_param; |
| }; |
| |
| Flag BoolFlag(const char *name, bool TestConfig::*field) { |
| return Flag{name, false, [=](TestConfig *config, const char *) -> bool { |
| config->*field = true; |
| return true; |
| }}; |
| } |
| |
| template <typename T> |
| bool StringToInt(T *out, const char *str) { |
| static_assert(std::is_integral<T>::value, "not an integral type"); |
| static_assert(sizeof(T) <= sizeof(long long), "type too large for long long"); |
| |
| // |strtoull| allows leading '-' with wraparound. Additionally, both |
| // functions accept empty strings and leading whitespace. |
| if (!OPENSSL_isdigit(static_cast<unsigned char>(*str)) && |
| (!std::is_signed<T>::value || *str != '-')) { |
| return false; |
| } |
| |
| errno = 0; |
| char *end; |
| if (std::is_signed<T>::value) { |
| long long value = strtoll(str, &end, 10); |
| if (value < std::numeric_limits<T>::min() || |
| value > std::numeric_limits<T>::max()) { |
| return false; |
| } |
| *out = static_cast<T>(value); |
| } else { |
| unsigned long long value = strtoull(str, &end, 10); |
| if (value > std::numeric_limits<T>::max()) { |
| return false; |
| } |
| *out = static_cast<T>(value); |
| } |
| |
| // Check for overflow and that the whole input was consumed. |
| return errno != ERANGE && *end == '\0'; |
| } |
| |
| template <typename T> |
| Flag IntFlag(const char *name, T TestConfig::*field) { |
| return Flag{name, true, [=](TestConfig *config, const char *param) -> bool { |
| return StringToInt(&(config->*field), param); |
| }}; |
| } |
| |
| template <typename T> |
| Flag IntVectorFlag(const char *name, std::vector<T> TestConfig::*field) { |
| return Flag{name, true, [=](TestConfig *config, const char *param) -> bool { |
| T value; |
| if (!StringToInt(&value, param)) { |
| return false; |
| } |
| (config->*field).push_back(value); |
| return true; |
| }}; |
| } |
| |
| Flag StringFlag(const char *name, std::string TestConfig::*field) { |
| return Flag{name, true, [=](TestConfig *config, const char *param) -> bool { |
| config->*field = param; |
| return true; |
| }}; |
| } |
| |
| // TODO(davidben): When we can depend on C++17 or Abseil, switch this to |
| // std::optional or absl::optional. |
| Flag OptionalStringFlag(const char *name, |
| std::unique_ptr<std::string> TestConfig::*field) { |
| return Flag{name, true, [=](TestConfig *config, const char *param) -> bool { |
| (config->*field).reset(new std::string(param)); |
| return true; |
| }}; |
| } |
| |
| bool DecodeBase64(std::string *out, const std::string &in) { |
| size_t len; |
| if (!EVP_DecodedLength(&len, in.size())) { |
| fprintf(stderr, "Invalid base64: %s.\n", in.c_str()); |
| return false; |
| } |
| std::vector<uint8_t> buf(len); |
| if (!EVP_DecodeBase64(buf.data(), &len, buf.size(), |
| reinterpret_cast<const uint8_t *>(in.data()), |
| in.size())) { |
| fprintf(stderr, "Invalid base64: %s.\n", in.c_str()); |
| return false; |
| } |
| out->assign(reinterpret_cast<const char *>(buf.data()), len); |
| return true; |
| } |
| |
| Flag Base64Flag(const char *name, std::string TestConfig::*field) { |
| return Flag{name, true, [=](TestConfig *config, const char *param) -> bool { |
| return DecodeBase64(&(config->*field), param); |
| }}; |
| } |
| |
| Flag Base64VectorFlag(const char *name, |
| std::vector<std::string> TestConfig::*field) { |
| return Flag{name, true, [=](TestConfig *config, const char *param) -> bool { |
| std::string value; |
| if (!DecodeBase64(&value, param)) { |
| return false; |
| } |
| (config->*field).push_back(std::move(value)); |
| return true; |
| }}; |
| } |
| |
| Flag StringPairVectorFlag( |
| const char *name, |
| std::vector<std::pair<std::string, std::string>> TestConfig::*field) { |
| return Flag{name, true, [=](TestConfig *config, const char *param) -> bool { |
| const char *comma = strchr(param, ','); |
| if (!comma) { |
| return false; |
| } |
| (config->*field) |
| .push_back(std::make_pair(std::string(param, comma - param), |
| std::string(comma + 1))); |
| return true; |
| }}; |
| } |
| |
| std::vector<Flag> SortedFlags() { |
| std::vector<Flag> flags = { |
| IntFlag("-port", &TestConfig::port), |
| BoolFlag("-server", &TestConfig::is_server), |
| BoolFlag("-dtls", &TestConfig::is_dtls), |
| BoolFlag("-quic", &TestConfig::is_quic), |
| IntFlag("-resume-count", &TestConfig::resume_count), |
| StringFlag("-write-settings", &TestConfig::write_settings), |
| BoolFlag("-fallback-scsv", &TestConfig::fallback_scsv), |
| IntVectorFlag("-signing-prefs", &TestConfig::signing_prefs), |
| IntVectorFlag("-verify-prefs", &TestConfig::verify_prefs), |
| IntVectorFlag("-expect-peer-verify-pref", |
| &TestConfig::expect_peer_verify_prefs), |
| IntVectorFlag("-curves", &TestConfig::curves), |
| StringFlag("-key-file", &TestConfig::key_file), |
| StringFlag("-cert-file", &TestConfig::cert_file), |
| StringFlag("-expect-server-name", &TestConfig::expect_server_name), |
| BoolFlag("-enable-ech-grease", &TestConfig::enable_ech_grease), |
| Base64VectorFlag("-ech-server-config", &TestConfig::ech_server_configs), |
| Base64VectorFlag("-ech-server-key", &TestConfig::ech_server_keys), |
| IntVectorFlag("-ech-is-retry-config", &TestConfig::ech_is_retry_config), |
| BoolFlag("-expect-ech-accept", &TestConfig::expect_ech_accept), |
| StringFlag("-expect-ech-name-override", |
| &TestConfig::expect_ech_name_override), |
| BoolFlag("-expect-no-ech-name-override", |
| &TestConfig::expect_no_ech_name_override), |
| Base64Flag("-expect-ech-retry-configs", |
| &TestConfig::expect_ech_retry_configs), |
| BoolFlag("-expect-no-ech-retry-configs", |
| &TestConfig::expect_no_ech_retry_configs), |
| Base64Flag("-ech-config-list", &TestConfig::ech_config_list), |
| Base64Flag("-expect-certificate-types", |
| &TestConfig::expect_certificate_types), |
| BoolFlag("-require-any-client-certificate", |
| &TestConfig::require_any_client_certificate), |
| StringFlag("-advertise-npn", &TestConfig::advertise_npn), |
| StringFlag("-expect-next-proto", &TestConfig::expect_next_proto), |
| BoolFlag("-false-start", &TestConfig::false_start), |
| StringFlag("-select-next-proto", &TestConfig::select_next_proto), |
| BoolFlag("-async", &TestConfig::async), |
| BoolFlag("-write-different-record-sizes", |
| &TestConfig::write_different_record_sizes), |
| BoolFlag("-cbc-record-splitting", &TestConfig::cbc_record_splitting), |
| BoolFlag("-partial-write", &TestConfig::partial_write), |
| BoolFlag("-no-tls13", &TestConfig::no_tls13), |
| BoolFlag("-no-tls12", &TestConfig::no_tls12), |
| BoolFlag("-no-tls11", &TestConfig::no_tls11), |
| BoolFlag("-no-tls1", &TestConfig::no_tls1), |
| BoolFlag("-no-ticket", &TestConfig::no_ticket), |
| Base64Flag("-expect-channel-id", &TestConfig::expect_channel_id), |
| BoolFlag("-enable-channel-id", &TestConfig::enable_channel_id), |
| StringFlag("-send-channel-id", &TestConfig::send_channel_id), |
| BoolFlag("-shim-writes-first", &TestConfig::shim_writes_first), |
| StringFlag("-host-name", &TestConfig::host_name), |
| StringFlag("-advertise-alpn", &TestConfig::advertise_alpn), |
| StringFlag("-expect-alpn", &TestConfig::expect_alpn), |
| StringFlag("-expect-late-alpn", &TestConfig::expect_late_alpn), |
| StringFlag("-expect-advertised-alpn", |
| &TestConfig::expect_advertised_alpn), |
| StringFlag("-select-alpn", &TestConfig::select_alpn), |
| BoolFlag("-decline-alpn", &TestConfig::decline_alpn), |
| BoolFlag("-reject-alpn", &TestConfig::reject_alpn), |
| BoolFlag("-select-empty-alpn", &TestConfig::select_empty_alpn), |
| BoolFlag("-defer-alps", &TestConfig::defer_alps), |
| StringPairVectorFlag("-application-settings", |
| &TestConfig::application_settings), |
| OptionalStringFlag("-expect-peer-application-settings", |
| &TestConfig::expect_peer_application_settings), |
| Base64Flag("-quic-transport-params", &TestConfig::quic_transport_params), |
| Base64Flag("-expect-quic-transport-params", |
| &TestConfig::expect_quic_transport_params), |
| IntFlag("-quic-use-legacy-codepoint", |
| &TestConfig::quic_use_legacy_codepoint), |
| BoolFlag("-expect-session-miss", &TestConfig::expect_session_miss), |
| BoolFlag("-expect-extended-master-secret", |
| &TestConfig::expect_extended_master_secret), |
| StringFlag("-psk", &TestConfig::psk), |
| StringFlag("-psk-identity", &TestConfig::psk_identity), |
| StringFlag("-srtp-profiles", &TestConfig::srtp_profiles), |
| BoolFlag("-enable-ocsp-stapling", &TestConfig::enable_ocsp_stapling), |
| BoolFlag("-enable-signed-cert-timestamps", |
| &TestConfig::enable_signed_cert_timestamps), |
| Base64Flag("-expect-signed-cert-timestamps", |
| &TestConfig::expect_signed_cert_timestamps), |
| IntFlag("-min-version", &TestConfig::min_version), |
| IntFlag("-max-version", &TestConfig::max_version), |
| IntFlag("-expect-version", &TestConfig::expect_version), |
| IntFlag("-mtu", &TestConfig::mtu), |
| BoolFlag("-implicit-handshake", &TestConfig::implicit_handshake), |
| BoolFlag("-use-early-callback", &TestConfig::use_early_callback), |
| BoolFlag("-fail-early-callback", &TestConfig::fail_early_callback), |
| BoolFlag("-install-ddos-callback", &TestConfig::install_ddos_callback), |
| BoolFlag("-fail-ddos-callback", &TestConfig::fail_ddos_callback), |
| BoolFlag("-fail-cert-callback", &TestConfig::fail_cert_callback), |
| StringFlag("-cipher", &TestConfig::cipher), |
| BoolFlag("-handshake-never-done", &TestConfig::handshake_never_done), |
| IntFlag("-export-keying-material", &TestConfig::export_keying_material), |
| StringFlag("-export-label", &TestConfig::export_label), |
| StringFlag("-export-context", &TestConfig::export_context), |
| BoolFlag("-use-export-context", &TestConfig::use_export_context), |
| BoolFlag("-tls-unique", &TestConfig::tls_unique), |
| BoolFlag("-expect-ticket-renewal", &TestConfig::expect_ticket_renewal), |
| BoolFlag("-expect-no-session", &TestConfig::expect_no_session), |
| BoolFlag("-expect-ticket-supports-early-data", |
| &TestConfig::expect_ticket_supports_early_data), |
| BoolFlag("-expect-accept-early-data", |
| &TestConfig::expect_accept_early_data), |
| BoolFlag("-expect-reject-early-data", |
| &TestConfig::expect_reject_early_data), |
| BoolFlag("-expect-no-offer-early-data", |
| &TestConfig::expect_no_offer_early_data), |
| BoolFlag("-use-ticket-callback", &TestConfig::use_ticket_callback), |
| BoolFlag("-renew-ticket", &TestConfig::renew_ticket), |
| BoolFlag("-enable-early-data", &TestConfig::enable_early_data), |
| Base64Flag("-ocsp-response", &TestConfig::ocsp_response), |
| Base64Flag("-expect-ocsp-response", &TestConfig::expect_ocsp_response), |
| BoolFlag("-check-close-notify", &TestConfig::check_close_notify), |
| BoolFlag("-shim-shuts-down", &TestConfig::shim_shuts_down), |
| BoolFlag("-verify-fail", &TestConfig::verify_fail), |
| BoolFlag("-verify-peer", &TestConfig::verify_peer), |
| BoolFlag("-verify-peer-if-no-obc", &TestConfig::verify_peer_if_no_obc), |
| BoolFlag("-expect-verify-result", &TestConfig::expect_verify_result), |
| Base64Flag("-signed-cert-timestamps", |
| &TestConfig::signed_cert_timestamps), |
| IntFlag("-expect-total-renegotiations", |
| &TestConfig::expect_total_renegotiations), |
| BoolFlag("-renegotiate-once", &TestConfig::renegotiate_once), |
| BoolFlag("-renegotiate-freely", &TestConfig::renegotiate_freely), |
| BoolFlag("-renegotiate-ignore", &TestConfig::renegotiate_ignore), |
| BoolFlag("-renegotiate-explicit", &TestConfig::renegotiate_explicit), |
| BoolFlag("-forbid-renegotiation-after-handshake", |
| &TestConfig::forbid_renegotiation_after_handshake), |
| IntFlag("-expect-peer-signature-algorithm", |
| &TestConfig::expect_peer_signature_algorithm), |
| IntFlag("-expect-curve-id", &TestConfig::expect_curve_id), |
| BoolFlag("-use-old-client-cert-callback", |
| &TestConfig::use_old_client_cert_callback), |
| IntFlag("-initial-timeout-duration-ms", |
| &TestConfig::initial_timeout_duration_ms), |
| StringFlag("-use-client-ca-list", &TestConfig::use_client_ca_list), |
| StringFlag("-expect-client-ca-list", &TestConfig::expect_client_ca_list), |
| BoolFlag("-send-alert", &TestConfig::send_alert), |
| BoolFlag("-peek-then-read", &TestConfig::peek_then_read), |
| BoolFlag("-enable-grease", &TestConfig::enable_grease), |
| BoolFlag("-permute-extensions", &TestConfig::permute_extensions), |
| IntFlag("-max-cert-list", &TestConfig::max_cert_list), |
| Base64Flag("-ticket-key", &TestConfig::ticket_key), |
| BoolFlag("-use-exporter-between-reads", |
| &TestConfig::use_exporter_between_reads), |
| IntFlag("-expect-cipher-aes", &TestConfig::expect_cipher_aes), |
| IntFlag("-expect-cipher-no-aes", &TestConfig::expect_cipher_no_aes), |
| IntFlag("-expect-cipher", &TestConfig::expect_cipher), |
| StringFlag("-expect-peer-cert-file", &TestConfig::expect_peer_cert_file), |
| IntFlag("-resumption-delay", &TestConfig::resumption_delay), |
| BoolFlag("-retain-only-sha256-client-cert", |
| &TestConfig::retain_only_sha256_client_cert), |
| BoolFlag("-expect-sha256-client-cert", |
| &TestConfig::expect_sha256_client_cert), |
| BoolFlag("-read-with-unfinished-write", |
| &TestConfig::read_with_unfinished_write), |
| BoolFlag("-expect-secure-renegotiation", |
| &TestConfig::expect_secure_renegotiation), |
| BoolFlag("-expect-no-secure-renegotiation", |
| &TestConfig::expect_no_secure_renegotiation), |
| IntFlag("-max-send-fragment", &TestConfig::max_send_fragment), |
| IntFlag("-read-size", &TestConfig::read_size), |
| BoolFlag("-expect-session-id", &TestConfig::expect_session_id), |
| BoolFlag("-expect-no-session-id", &TestConfig::expect_no_session_id), |
| IntFlag("-expect-ticket-age-skew", &TestConfig::expect_ticket_age_skew), |
| BoolFlag("-no-op-extra-handshake", &TestConfig::no_op_extra_handshake), |
| BoolFlag("-handshake-twice", &TestConfig::handshake_twice), |
| BoolFlag("-allow-unknown-alpn-protos", |
| &TestConfig::allow_unknown_alpn_protos), |
| BoolFlag("-use-custom-verify-callback", |
| &TestConfig::use_custom_verify_callback), |
| StringFlag("-expect-msg-callback", &TestConfig::expect_msg_callback), |
| BoolFlag("-allow-false-start-without-alpn", |
| &TestConfig::allow_false_start_without_alpn), |
| BoolFlag("-handoff", &TestConfig::handoff), |
| BoolFlag("-handshake-hints", &TestConfig::handshake_hints), |
| BoolFlag("-allow-hint-mismatch", &TestConfig::allow_hint_mismatch), |
| BoolFlag("-use-ocsp-callback", &TestConfig::use_ocsp_callback), |
| BoolFlag("-set-ocsp-in-callback", &TestConfig::set_ocsp_in_callback), |
| BoolFlag("-decline-ocsp-callback", &TestConfig::decline_ocsp_callback), |
| BoolFlag("-fail-ocsp-callback", &TestConfig::fail_ocsp_callback), |
| BoolFlag("-install-cert-compression-algs", |
| &TestConfig::install_cert_compression_algs), |
| IntFlag("-install-one-cert-compression-alg", |
| &TestConfig::install_one_cert_compression_alg), |
| BoolFlag("-reverify-on-resume", &TestConfig::reverify_on_resume), |
| BoolFlag("-enforce-rsa-key-usage", &TestConfig::enforce_rsa_key_usage), |
| BoolFlag("-expect-key-usage-invalid", |
| &TestConfig::expect_key_usage_invalid), |
| BoolFlag("-is-handshaker-supported", |
| &TestConfig::is_handshaker_supported), |
| BoolFlag("-handshaker-resume", &TestConfig::handshaker_resume), |
| StringFlag("-handshaker-path", &TestConfig::handshaker_path), |
| BoolFlag("-jdk11-workaround", &TestConfig::jdk11_workaround), |
| BoolFlag("-server-preference", &TestConfig::server_preference), |
| BoolFlag("-export-traffic-secrets", &TestConfig::export_traffic_secrets), |
| BoolFlag("-key-update", &TestConfig::key_update), |
| BoolFlag("-expect-delegated-credential-used", |
| &TestConfig::expect_delegated_credential_used), |
| StringFlag("-delegated-credential", &TestConfig::delegated_credential), |
| StringFlag("-expect-early-data-reason", |
| &TestConfig::expect_early_data_reason), |
| BoolFlag("-expect-hrr", &TestConfig::expect_hrr), |
| BoolFlag("-expect-no-hrr", &TestConfig::expect_no_hrr), |
| BoolFlag("-wait-for-debugger", &TestConfig::wait_for_debugger), |
| StringFlag("-quic-early-data-context", |
| &TestConfig::quic_early_data_context), |
| IntFlag("-early-write-after-message", |
| &TestConfig::early_write_after_message), |
| BoolFlag("-fips-202205", &TestConfig::fips_202205), |
| }; |
| std::sort(flags.begin(), flags.end(), [](const Flag &a, const Flag &b) { |
| return strcmp(a.name, b.name) < 0; |
| }); |
| return flags; |
| } |
| |
| const Flag *FindFlag(const char *name) { |
| static const std::vector<Flag> kSortedFlags = SortedFlags(); |
| auto iter = std::lower_bound(kSortedFlags.begin(), kSortedFlags.end(), name, |
| [](const Flag &flag, const char *key) { |
| return strcmp(flag.name, key) < 0; |
| }); |
| if (iter == kSortedFlags.end() || strcmp(iter->name, name) != 0) { |
| return nullptr; |
| } |
| return &*iter; |
| } |
| |
| // RemovePrefix checks if |*str| begins with |prefix| + "-". If so, it advances |
| // |*str| past |prefix| (but not past the "-") and returns true. Otherwise, it |
| // returns false and leaves |*str| unmodified. |
| bool RemovePrefix(const char **str, const char *prefix) { |
| size_t prefix_len = strlen(prefix); |
| if (strncmp(*str, prefix, strlen(prefix)) == 0 && (*str)[prefix_len] == '-') { |
| *str += strlen(prefix); |
| return true; |
| } |
| return false; |
| } |
| |
| } // namespace |
| |
| bool ParseConfig(int argc, char **argv, bool is_shim, |
| TestConfig *out_initial, |
| TestConfig *out_resume, |
| TestConfig *out_retry) { |
| out_initial->argc = out_resume->argc = out_retry->argc = argc; |
| out_initial->argv = out_resume->argv = out_retry->argv = argv; |
| for (int i = 0; i < argc; i++) { |
| bool skip = false; |
| const char *name = argv[i]; |
| |
| // -on-shim and -on-handshaker prefixes enable flags only on the shim or |
| // handshaker. |
| if (RemovePrefix(&name, "-on-shim")) { |
| if (!is_shim) { |
| skip = true; |
| } |
| } else if (RemovePrefix(&name, "-on-handshaker")) { |
| if (is_shim) { |
| skip = true; |
| } |
| } |
| |
| // The following prefixes allow different configurations for each of the |
| // initial, resumption, and 0-RTT retry handshakes. |
| TestConfig *out = nullptr; |
| if (RemovePrefix(&name, "-on-initial")) { |
| out = out_initial; |
| } else if (RemovePrefix(&name, "-on-resume")) { |
| out = out_resume; |
| } else if (RemovePrefix(&name, "-on-retry")) { |
| out = out_retry; |
| } |
| |
| const Flag *flag = FindFlag(name); |
| if (flag == nullptr) { |
| fprintf(stderr, "Unrecognized flag: %s\n", name); |
| return false; |
| } |
| |
| const char *param = nullptr; |
| if (flag->has_param) { |
| if (i >= argc) { |
| fprintf(stderr, "Missing parameter for %s\n", name); |
| return false; |
| } |
| i++; |
| param = argv[i]; |
| } |
| |
| if (!skip) { |
| if (out != nullptr) { |
| if (!flag->set_param(out, param)) { |
| fprintf(stderr, "Invalid parameter for %s: %s\n", name, param); |
| return false; |
| } |
| } else { |
| // Unprefixed flags apply to all three. |
| if (!flag->set_param(out_initial, param) || |
| !flag->set_param(out_resume, param) || |
| !flag->set_param(out_retry, param)) { |
| fprintf(stderr, "Invalid parameter for %s: %s\n", name, param); |
| return false; |
| } |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| static CRYPTO_once_t once = CRYPTO_ONCE_INIT; |
| static int g_config_index = 0; |
| static CRYPTO_BUFFER_POOL *g_pool = nullptr; |
| |
| static bool InitGlobals() { |
| CRYPTO_once(&once, [] { |
| g_config_index = SSL_get_ex_new_index(0, NULL, NULL, NULL, NULL); |
| g_pool = CRYPTO_BUFFER_POOL_new(); |
| }); |
| return g_config_index >= 0 && g_pool != nullptr; |
| } |
| |
| bool SetTestConfig(SSL *ssl, const TestConfig *config) { |
| if (!InitGlobals()) { |
| return false; |
| } |
| return SSL_set_ex_data(ssl, g_config_index, (void *)config) == 1; |
| } |
| |
| const TestConfig *GetTestConfig(const SSL *ssl) { |
| if (!InitGlobals()) { |
| return nullptr; |
| } |
| return static_cast<const TestConfig *>(SSL_get_ex_data(ssl, g_config_index)); |
| } |
| |
| static int LegacyOCSPCallback(SSL *ssl, void *arg) { |
| const TestConfig *config = GetTestConfig(ssl); |
| if (!SSL_is_server(ssl)) { |
| return !config->fail_ocsp_callback; |
| } |
| |
| if (!config->ocsp_response.empty() && config->set_ocsp_in_callback && |
| !SSL_set_ocsp_response(ssl, (const uint8_t *)config->ocsp_response.data(), |
| config->ocsp_response.size())) { |
| return SSL_TLSEXT_ERR_ALERT_FATAL; |
| } |
| if (config->fail_ocsp_callback) { |
| return SSL_TLSEXT_ERR_ALERT_FATAL; |
| } |
| if (config->decline_ocsp_callback) { |
| return SSL_TLSEXT_ERR_NOACK; |
| } |
| return SSL_TLSEXT_ERR_OK; |
| } |
| |
| static int ServerNameCallback(SSL *ssl, int *out_alert, void *arg) { |
| // SNI must be accessible from the SNI callback. |
| const TestConfig *config = GetTestConfig(ssl); |
| const char *server_name = SSL_get_servername(ssl, TLSEXT_NAMETYPE_host_name); |
| if (server_name == nullptr || |
| std::string(server_name) != config->expect_server_name) { |
| fprintf(stderr, "servername mismatch (got %s; want %s).\n", server_name, |
| config->expect_server_name.c_str()); |
| return SSL_TLSEXT_ERR_ALERT_FATAL; |
| } |
| |
| return SSL_TLSEXT_ERR_OK; |
| } |
| |
| static int NextProtoSelectCallback(SSL *ssl, uint8_t **out, uint8_t *outlen, |
| const uint8_t *in, unsigned inlen, |
| void *arg) { |
| const TestConfig *config = GetTestConfig(ssl); |
| if (config->select_next_proto.empty()) { |
| return SSL_TLSEXT_ERR_NOACK; |
| } |
| |
| *out = (uint8_t *)config->select_next_proto.data(); |
| *outlen = config->select_next_proto.size(); |
| return SSL_TLSEXT_ERR_OK; |
| } |
| |
| static int NextProtosAdvertisedCallback(SSL *ssl, const uint8_t **out, |
| unsigned int *out_len, void *arg) { |
| const TestConfig *config = GetTestConfig(ssl); |
| if (config->advertise_npn.empty()) { |
| return SSL_TLSEXT_ERR_NOACK; |
| } |
| |
| *out = (const uint8_t *)config->advertise_npn.data(); |
| *out_len = config->advertise_npn.size(); |
| return SSL_TLSEXT_ERR_OK; |
| } |
| |
| static void MessageCallback(int is_write, int version, int content_type, |
| const void *buf, size_t len, SSL *ssl, void *arg) { |
| const uint8_t *buf_u8 = reinterpret_cast<const uint8_t *>(buf); |
| const TestConfig *config = GetTestConfig(ssl); |
| TestState *state = GetTestState(ssl); |
| if (!state->msg_callback_ok) { |
| return; |
| } |
| |
| if (content_type == SSL3_RT_HEADER) { |
| size_t header_len = |
| config->is_dtls ? DTLS1_RT_HEADER_LENGTH : SSL3_RT_HEADER_LENGTH; |
| if (len != header_len) { |
| fprintf(stderr, "Incorrect length for record header: %zu.\n", len); |
| state->msg_callback_ok = false; |
| } |
| return; |
| } |
| |
| state->msg_callback_text += is_write ? "write " : "read "; |
| switch (content_type) { |
| case 0: |
| if (version != SSL2_VERSION) { |
| fprintf(stderr, "Incorrect version for V2ClientHello: %x.\n", |
| static_cast<unsigned>(version)); |
| state->msg_callback_ok = false; |
| return; |
| } |
| state->msg_callback_text += "v2clienthello\n"; |
| return; |
| |
| case SSL3_RT_CLIENT_HELLO_INNER: |
| case SSL3_RT_HANDSHAKE: { |
| CBS cbs; |
| CBS_init(&cbs, buf_u8, len); |
| uint8_t type; |
| uint32_t msg_len; |
| if (!CBS_get_u8(&cbs, &type) || |
| // TODO(davidben): Reporting on entire messages would be more |
| // consistent than fragments. |
| (config->is_dtls && |
| !CBS_skip(&cbs, 3 /* total */ + 2 /* seq */ + 3 /* frag_off */)) || |
| !CBS_get_u24(&cbs, &msg_len) || !CBS_skip(&cbs, msg_len) || |
| CBS_len(&cbs) != 0) { |
| fprintf(stderr, "Could not parse handshake message.\n"); |
| state->msg_callback_ok = false; |
| return; |
| } |
| char text[16]; |
| if (content_type == SSL3_RT_CLIENT_HELLO_INNER) { |
| if (type != SSL3_MT_CLIENT_HELLO) { |
| fprintf(stderr, "Invalid header for ClientHelloInner.\n"); |
| state->msg_callback_ok = false; |
| return; |
| } |
| state->msg_callback_text += "clienthelloinner\n"; |
| } else { |
| snprintf(text, sizeof(text), "hs %d\n", type); |
| state->msg_callback_text += text; |
| if (!is_write) { |
| state->last_message_received = type; |
| } |
| } |
| return; |
| } |
| |
| case SSL3_RT_CHANGE_CIPHER_SPEC: |
| if (len != 1 || buf_u8[0] != 1) { |
| fprintf(stderr, "Invalid ChangeCipherSpec.\n"); |
| state->msg_callback_ok = false; |
| return; |
| } |
| state->msg_callback_text += "ccs\n"; |
| return; |
| |
| case SSL3_RT_ALERT: |
| if (len != 2) { |
| fprintf(stderr, "Invalid alert.\n"); |
| state->msg_callback_ok = false; |
| return; |
| } |
| char text[16]; |
| snprintf(text, sizeof(text), "alert %d %d\n", buf_u8[0], buf_u8[1]); |
| state->msg_callback_text += text; |
| return; |
| |
| default: |
| fprintf(stderr, "Invalid content_type: %d.\n", content_type); |
| state->msg_callback_ok = false; |
| } |
| } |
| |
| static int TicketKeyCallback(SSL *ssl, uint8_t *key_name, uint8_t *iv, |
| EVP_CIPHER_CTX *ctx, HMAC_CTX *hmac_ctx, |
| int encrypt) { |
| if (!encrypt) { |
| if (GetTestState(ssl)->ticket_decrypt_done) { |
| fprintf(stderr, "TicketKeyCallback called after completion.\n"); |
| return -1; |
| } |
| |
| GetTestState(ssl)->ticket_decrypt_done = true; |
| } |
| |
| // This is just test code, so use the all-zeros key. |
| static const uint8_t kZeros[16] = {0}; |
| |
| if (encrypt) { |
| OPENSSL_memcpy(key_name, kZeros, sizeof(kZeros)); |
| RAND_bytes(iv, 16); |
| } else if (OPENSSL_memcmp(key_name, kZeros, 16) != 0) { |
| return 0; |
| } |
| |
| if (!HMAC_Init_ex(hmac_ctx, kZeros, sizeof(kZeros), EVP_sha256(), NULL) || |
| !EVP_CipherInit_ex(ctx, EVP_aes_128_cbc(), NULL, kZeros, iv, encrypt)) { |
| return -1; |
| } |
| |
| if (!encrypt) { |
| return GetTestConfig(ssl)->renew_ticket ? 2 : 1; |
| } |
| return 1; |
| } |
| |
| static int NewSessionCallback(SSL *ssl, SSL_SESSION *session) { |
| // This callback is called as the handshake completes. |SSL_get_session| |
| // must continue to work and, historically, |SSL_in_init| returned false at |
| // this point. |
| if (SSL_in_init(ssl) || SSL_get_session(ssl) == nullptr) { |
| fprintf(stderr, "Invalid state for NewSessionCallback.\n"); |
| abort(); |
| } |
| |
| GetTestState(ssl)->got_new_session = true; |
| GetTestState(ssl)->new_session.reset(session); |
| return 1; |
| } |
| |
| static void InfoCallback(const SSL *ssl, int type, int val) { |
| if (type == SSL_CB_HANDSHAKE_DONE) { |
| if (GetTestConfig(ssl)->handshake_never_done) { |
| fprintf(stderr, "Handshake unexpectedly completed.\n"); |
| // Abort before any expected error code is printed, to ensure the overall |
| // test fails. |
| abort(); |
| } |
| // This callback is called when the handshake completes. |SSL_get_session| |
| // must continue to work and |SSL_in_init| must return false. |
| if (SSL_in_init(ssl) || SSL_get_session(ssl) == nullptr) { |
| fprintf(stderr, "Invalid state for SSL_CB_HANDSHAKE_DONE.\n"); |
| abort(); |
| } |
| GetTestState(ssl)->handshake_done = true; |
| } |
| } |
| |
| static SSL_SESSION *GetSessionCallback(SSL *ssl, const uint8_t *data, int len, |
| int *copy) { |
| TestState *async_state = GetTestState(ssl); |
| if (async_state->session) { |
| *copy = 0; |
| return async_state->session.release(); |
| } else if (async_state->pending_session) { |
| return SSL_magic_pending_session_ptr(); |
| } else { |
| return NULL; |
| } |
| } |
| |
| static void CurrentTimeCallback(const SSL *ssl, timeval *out_clock) { |
| *out_clock = *GetClock(); |
| } |
| |
| static int AlpnSelectCallback(SSL *ssl, const uint8_t **out, uint8_t *outlen, |
| const uint8_t *in, unsigned inlen, void *arg) { |
| if (GetTestState(ssl)->alpn_select_done) { |
| fprintf(stderr, "AlpnSelectCallback called after completion.\n"); |
| exit(1); |
| } |
| |
| GetTestState(ssl)->alpn_select_done = true; |
| |
| const TestConfig *config = GetTestConfig(ssl); |
| if (config->decline_alpn) { |
| return SSL_TLSEXT_ERR_NOACK; |
| } |
| if (config->reject_alpn) { |
| return SSL_TLSEXT_ERR_ALERT_FATAL; |
| } |
| |
| if (!config->expect_advertised_alpn.empty() && |
| (config->expect_advertised_alpn.size() != inlen || |
| OPENSSL_memcmp(config->expect_advertised_alpn.data(), in, inlen) != |
| 0)) { |
| fprintf(stderr, "bad ALPN select callback inputs.\n"); |
| exit(1); |
| } |
| |
| if (config->defer_alps) { |
| for (const auto &pair : config->application_settings) { |
| if (!SSL_add_application_settings( |
| ssl, reinterpret_cast<const uint8_t *>(pair.first.data()), |
| pair.first.size(), |
| reinterpret_cast<const uint8_t *>(pair.second.data()), |
| pair.second.size())) { |
| fprintf(stderr, "error configuring ALPS.\n"); |
| exit(1); |
| } |
| } |
| } |
| |
| assert(config->select_alpn.empty() || !config->select_empty_alpn); |
| *out = (const uint8_t *)config->select_alpn.data(); |
| *outlen = config->select_alpn.size(); |
| return SSL_TLSEXT_ERR_OK; |
| } |
| |
| static bool CheckVerifyCallback(SSL *ssl) { |
| const TestConfig *config = GetTestConfig(ssl); |
| if (!config->expect_ocsp_response.empty()) { |
| const uint8_t *data; |
| size_t len; |
| SSL_get0_ocsp_response(ssl, &data, &len); |
| if (len == 0) { |
| fprintf(stderr, "OCSP response not available in verify callback.\n"); |
| return false; |
| } |
| } |
| |
| const char *name_override; |
| size_t name_override_len; |
| SSL_get0_ech_name_override(ssl, &name_override, &name_override_len); |
| if (config->expect_no_ech_name_override && name_override_len != 0) { |
| fprintf(stderr, "Unexpected ECH name override.\n"); |
| return false; |
| } |
| if (!config->expect_ech_name_override.empty() && |
| config->expect_ech_name_override != |
| std::string(name_override, name_override_len)) { |
| fprintf(stderr, "ECH name did not match expected value.\n"); |
| return false; |
| } |
| |
| if (GetTestState(ssl)->cert_verified) { |
| fprintf(stderr, "Certificate verified twice.\n"); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| static int CertVerifyCallback(X509_STORE_CTX *store_ctx, void *arg) { |
| SSL *ssl = (SSL *)X509_STORE_CTX_get_ex_data( |
| store_ctx, SSL_get_ex_data_X509_STORE_CTX_idx()); |
| const TestConfig *config = GetTestConfig(ssl); |
| if (!CheckVerifyCallback(ssl)) { |
| return 0; |
| } |
| |
| GetTestState(ssl)->cert_verified = true; |
| if (config->verify_fail) { |
| X509_STORE_CTX_set_error(store_ctx, X509_V_ERR_APPLICATION_VERIFICATION); |
| return 0; |
| } |
| |
| return 1; |
| } |
| |
| bool LoadCertificate(bssl::UniquePtr<X509> *out_x509, |
| bssl::UniquePtr<STACK_OF(X509)> *out_chain, |
| const std::string &file) { |
| bssl::UniquePtr<BIO> bio(BIO_new(BIO_s_file())); |
| if (!bio || !BIO_read_filename(bio.get(), file.c_str())) { |
| return false; |
| } |
| |
| out_x509->reset(PEM_read_bio_X509(bio.get(), nullptr, nullptr, nullptr)); |
| if (!*out_x509) { |
| return false; |
| } |
| |
| out_chain->reset(sk_X509_new_null()); |
| if (!*out_chain) { |
| return false; |
| } |
| |
| // Keep reading the certificate chain. |
| for (;;) { |
| bssl::UniquePtr<X509> cert( |
| PEM_read_bio_X509(bio.get(), nullptr, nullptr, nullptr)); |
| if (!cert) { |
| break; |
| } |
| |
| if (!bssl::PushToStack(out_chain->get(), std::move(cert))) { |
| return false; |
| } |
| } |
| |
| uint32_t err = ERR_peek_last_error(); |
| if (ERR_GET_LIB(err) != ERR_LIB_PEM || |
| ERR_GET_REASON(err) != PEM_R_NO_START_LINE) { |
| return false; |
| } |
| |
| ERR_clear_error(); |
| return true; |
| } |
| |
| bssl::UniquePtr<EVP_PKEY> LoadPrivateKey(const std::string &file) { |
| bssl::UniquePtr<BIO> bio(BIO_new(BIO_s_file())); |
| if (!bio || !BIO_read_filename(bio.get(), file.c_str())) { |
| return nullptr; |
| } |
| return bssl::UniquePtr<EVP_PKEY>( |
| PEM_read_bio_PrivateKey(bio.get(), NULL, NULL, NULL)); |
| } |
| |
| static bool GetCertificate(SSL *ssl, bssl::UniquePtr<X509> *out_x509, |
| bssl::UniquePtr<STACK_OF(X509)> *out_chain, |
| bssl::UniquePtr<EVP_PKEY> *out_pkey) { |
| const TestConfig *config = GetTestConfig(ssl); |
| |
| if (!config->signing_prefs.empty()) { |
| if (!SSL_set_signing_algorithm_prefs(ssl, config->signing_prefs.data(), |
| config->signing_prefs.size())) { |
| return false; |
| } |
| } |
| |
| if (!config->key_file.empty()) { |
| *out_pkey = LoadPrivateKey(config->key_file.c_str()); |
| if (!*out_pkey) { |
| return false; |
| } |
| } |
| if (!config->cert_file.empty() && |
| !LoadCertificate(out_x509, out_chain, config->cert_file.c_str())) { |
| return false; |
| } |
| if (!config->ocsp_response.empty() && !config->set_ocsp_in_callback && |
| !SSL_set_ocsp_response(ssl, (const uint8_t *)config->ocsp_response.data(), |
| config->ocsp_response.size())) { |
| return false; |
| } |
| return true; |
| } |
| |
| static bool HexDecode(std::string *out, const std::string &in) { |
| if ((in.size() & 1) != 0) { |
| return false; |
| } |
| |
| std::unique_ptr<uint8_t[]> buf(new uint8_t[in.size() / 2]); |
| for (size_t i = 0; i < in.size() / 2; i++) { |
| uint8_t high, low; |
| if (!OPENSSL_fromxdigit(&high, in[i * 2]) || |
| !OPENSSL_fromxdigit(&low, in[i * 2 + 1])) { |
| return false; |
| } |
| buf[i] = (high << 4) | low; |
| } |
| |
| out->assign(reinterpret_cast<const char *>(buf.get()), in.size() / 2); |
| return true; |
| } |
| |
| static std::vector<std::string> SplitParts(const std::string &in, |
| const char delim) { |
| std::vector<std::string> ret; |
| size_t start = 0; |
| |
| for (size_t i = 0; i < in.size(); i++) { |
| if (in[i] == delim) { |
| ret.push_back(in.substr(start, i - start)); |
| start = i + 1; |
| } |
| } |
| |
| ret.push_back(in.substr(start, std::string::npos)); |
| return ret; |
| } |
| |
| static std::vector<std::string> DecodeHexStrings( |
| const std::string &hex_strings) { |
| std::vector<std::string> ret; |
| const std::vector<std::string> parts = SplitParts(hex_strings, ','); |
| |
| for (const auto &part : parts) { |
| std::string binary; |
| if (!HexDecode(&binary, part)) { |
| fprintf(stderr, "Bad hex string: %s.\n", part.c_str()); |
| return ret; |
| } |
| |
| ret.push_back(binary); |
| } |
| |
| return ret; |
| } |
| |
| static bssl::UniquePtr<STACK_OF(X509_NAME)> DecodeHexX509Names( |
| const std::string &hex_names) { |
| const std::vector<std::string> der_names = DecodeHexStrings(hex_names); |
| bssl::UniquePtr<STACK_OF(X509_NAME)> ret(sk_X509_NAME_new_null()); |
| if (!ret) { |
| return nullptr; |
| } |
| |
| for (const auto &der_name : der_names) { |
| const uint8_t *const data = |
| reinterpret_cast<const uint8_t *>(der_name.data()); |
| const uint8_t *derp = data; |
| bssl::UniquePtr<X509_NAME> name( |
| d2i_X509_NAME(nullptr, &derp, der_name.size())); |
| if (!name || derp != data + der_name.size()) { |
| fprintf(stderr, "Failed to parse X509_NAME.\n"); |
| return nullptr; |
| } |
| |
| if (!bssl::PushToStack(ret.get(), std::move(name))) { |
| return nullptr; |
| } |
| } |
| |
| return ret; |
| } |
| |
| static bool CheckPeerVerifyPrefs(SSL *ssl) { |
| const TestConfig *config = GetTestConfig(ssl); |
| if (!config->expect_peer_verify_prefs.empty()) { |
| const uint16_t *peer_sigalgs; |
| size_t num_peer_sigalgs = |
| SSL_get0_peer_verify_algorithms(ssl, &peer_sigalgs); |
| if (config->expect_peer_verify_prefs.size() != num_peer_sigalgs) { |
| fprintf(stderr, |
| "peer verify preferences length mismatch (got %zu, wanted %zu)\n", |
| num_peer_sigalgs, config->expect_peer_verify_prefs.size()); |
| return false; |
| } |
| for (size_t i = 0; i < num_peer_sigalgs; i++) { |
| if (peer_sigalgs[i] != config->expect_peer_verify_prefs[i]) { |
| fprintf(stderr, |
| "peer verify preference %zu mismatch (got %04x, wanted %04x\n", |
| i, peer_sigalgs[i], config->expect_peer_verify_prefs[i]); |
| return false; |
| } |
| } |
| } |
| return true; |
| } |
| |
| static bool CheckCertificateRequest(SSL *ssl) { |
| const TestConfig *config = GetTestConfig(ssl); |
| |
| if (!CheckPeerVerifyPrefs(ssl)) { |
| return false; |
| } |
| |
| if (!config->expect_certificate_types.empty()) { |
| const uint8_t *certificate_types; |
| size_t certificate_types_len = |
| SSL_get0_certificate_types(ssl, &certificate_types); |
| if (certificate_types_len != config->expect_certificate_types.size() || |
| OPENSSL_memcmp(certificate_types, |
| config->expect_certificate_types.data(), |
| certificate_types_len) != 0) { |
| fprintf(stderr, "certificate types mismatch.\n"); |
| return false; |
| } |
| } |
| |
| if (!config->expect_client_ca_list.empty()) { |
| bssl::UniquePtr<STACK_OF(X509_NAME)> expected = |
| DecodeHexX509Names(config->expect_client_ca_list); |
| const size_t num_expected = sk_X509_NAME_num(expected.get()); |
| |
| const STACK_OF(X509_NAME) *received = SSL_get_client_CA_list(ssl); |
| const size_t num_received = sk_X509_NAME_num(received); |
| |
| if (num_received != num_expected) { |
| fprintf(stderr, "expected %zu names in CertificateRequest but got %zu.\n", |
| num_expected, num_received); |
| return false; |
| } |
| |
| for (size_t i = 0; i < num_received; i++) { |
| if (X509_NAME_cmp(sk_X509_NAME_value(received, i), |
| sk_X509_NAME_value(expected.get(), i)) != 0) { |
| fprintf(stderr, "names in CertificateRequest differ at index #%zu.\n", |
| i); |
| return false; |
| } |
| } |
| |
| const STACK_OF(CRYPTO_BUFFER) *buffers = SSL_get0_server_requested_CAs(ssl); |
| if (sk_CRYPTO_BUFFER_num(buffers) != num_received) { |
| fprintf(stderr, |
| "Mismatch between SSL_get_server_requested_CAs and " |
| "SSL_get_client_CA_list.\n"); |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| static int ClientCertCallback(SSL *ssl, X509 **out_x509, EVP_PKEY **out_pkey) { |
| if (!CheckCertificateRequest(ssl)) { |
| return -1; |
| } |
| |
| if (GetTestConfig(ssl)->async && !GetTestState(ssl)->cert_ready) { |
| return -1; |
| } |
| |
| bssl::UniquePtr<X509> x509; |
| bssl::UniquePtr<STACK_OF(X509)> chain; |
| bssl::UniquePtr<EVP_PKEY> pkey; |
| if (!GetCertificate(ssl, &x509, &chain, &pkey)) { |
| return -1; |
| } |
| |
| // Return zero for no certificate. |
| if (!x509) { |
| return 0; |
| } |
| |
| // Chains and asynchronous private keys are not supported with client_cert_cb. |
| *out_x509 = x509.release(); |
| *out_pkey = pkey.release(); |
| return 1; |
| } |
| |
| static ssl_private_key_result_t AsyncPrivateKeyComplete(SSL *ssl, uint8_t *out, |
| size_t *out_len, |
| size_t max_out); |
| |
| static ssl_private_key_result_t AsyncPrivateKeySign( |
| SSL *ssl, uint8_t *out, size_t *out_len, size_t max_out, |
| uint16_t signature_algorithm, const uint8_t *in, size_t in_len) { |
| TestState *test_state = GetTestState(ssl); |
| test_state->used_private_key = true; |
| if (!test_state->private_key_result.empty()) { |
| fprintf(stderr, "AsyncPrivateKeySign called with operation pending.\n"); |
| abort(); |
| } |
| |
| if (EVP_PKEY_id(test_state->private_key.get()) != |
| SSL_get_signature_algorithm_key_type(signature_algorithm)) { |
| fprintf(stderr, "Key type does not match signature algorithm.\n"); |
| abort(); |
| } |
| |
| // Determine the hash. |
| const EVP_MD *md = SSL_get_signature_algorithm_digest(signature_algorithm); |
| bssl::ScopedEVP_MD_CTX ctx; |
| EVP_PKEY_CTX *pctx; |
| if (!EVP_DigestSignInit(ctx.get(), &pctx, md, nullptr, |
| test_state->private_key.get())) { |
| return ssl_private_key_failure; |
| } |
| |
| // Configure additional signature parameters. |
| if (SSL_is_signature_algorithm_rsa_pss(signature_algorithm)) { |
| if (!EVP_PKEY_CTX_set_rsa_padding(pctx, RSA_PKCS1_PSS_PADDING) || |
| !EVP_PKEY_CTX_set_rsa_pss_saltlen(pctx, -1 /* salt len = hash len */)) { |
| return ssl_private_key_failure; |
| } |
| } |
| |
| // Write the signature into |test_state|. |
| size_t len = 0; |
| if (!EVP_DigestSign(ctx.get(), nullptr, &len, in, in_len)) { |
| return ssl_private_key_failure; |
| } |
| test_state->private_key_result.resize(len); |
| if (!EVP_DigestSign(ctx.get(), test_state->private_key_result.data(), &len, |
| in, in_len)) { |
| return ssl_private_key_failure; |
| } |
| test_state->private_key_result.resize(len); |
| |
| return AsyncPrivateKeyComplete(ssl, out, out_len, max_out); |
| } |
| |
| static ssl_private_key_result_t AsyncPrivateKeyDecrypt(SSL *ssl, uint8_t *out, |
| size_t *out_len, |
| size_t max_out, |
| const uint8_t *in, |
| size_t in_len) { |
| TestState *test_state = GetTestState(ssl); |
| test_state->used_private_key = true; |
| if (!test_state->private_key_result.empty()) { |
| fprintf(stderr, "AsyncPrivateKeyDecrypt called with operation pending.\n"); |
| abort(); |
| } |
| |
| RSA *rsa = EVP_PKEY_get0_RSA(test_state->private_key.get()); |
| if (rsa == NULL) { |
| fprintf(stderr, "AsyncPrivateKeyDecrypt called with incorrect key type.\n"); |
| abort(); |
| } |
| test_state->private_key_result.resize(RSA_size(rsa)); |
| if (!RSA_decrypt(rsa, out_len, test_state->private_key_result.data(), |
| RSA_size(rsa), in, in_len, RSA_NO_PADDING)) { |
| return ssl_private_key_failure; |
| } |
| |
| test_state->private_key_result.resize(*out_len); |
| |
| return AsyncPrivateKeyComplete(ssl, out, out_len, max_out); |
| } |
| |
| static ssl_private_key_result_t AsyncPrivateKeyComplete(SSL *ssl, uint8_t *out, |
| size_t *out_len, |
| size_t max_out) { |
| TestState *test_state = GetTestState(ssl); |
| if (test_state->private_key_result.empty()) { |
| fprintf(stderr, |
| "AsyncPrivateKeyComplete called without operation pending.\n"); |
| abort(); |
| } |
| |
| if (GetTestConfig(ssl)->async && test_state->private_key_retries < 2) { |
| // Only return the decryption on the second attempt, to test both incomplete |
| // |sign|/|decrypt| and |complete|. |
| return ssl_private_key_retry; |
| } |
| |
| if (max_out < test_state->private_key_result.size()) { |
| fprintf(stderr, "Output buffer too small.\n"); |
| return ssl_private_key_failure; |
| } |
| OPENSSL_memcpy(out, test_state->private_key_result.data(), |
| test_state->private_key_result.size()); |
| *out_len = test_state->private_key_result.size(); |
| |
| test_state->private_key_result.clear(); |
| test_state->private_key_retries = 0; |
| return ssl_private_key_success; |
| } |
| |
| static const SSL_PRIVATE_KEY_METHOD g_async_private_key_method = { |
| AsyncPrivateKeySign, |
| AsyncPrivateKeyDecrypt, |
| AsyncPrivateKeyComplete, |
| }; |
| |
| static bool InstallCertificate(SSL *ssl) { |
| bssl::UniquePtr<X509> x509; |
| bssl::UniquePtr<STACK_OF(X509)> chain; |
| bssl::UniquePtr<EVP_PKEY> pkey; |
| if (!GetCertificate(ssl, &x509, &chain, &pkey)) { |
| return false; |
| } |
| |
| if (pkey) { |
| TestState *test_state = GetTestState(ssl); |
| const TestConfig *config = GetTestConfig(ssl); |
| if (config->async || config->handshake_hints) { |
| // Install a custom private key if testing asynchronous callbacks, or if |
| // testing handshake hints. In the handshake hints case, we wish to check |
| // that hints only mismatch when allowed. |
| test_state->private_key = std::move(pkey); |
| SSL_set_private_key_method(ssl, &g_async_private_key_method); |
| } else if (!SSL_use_PrivateKey(ssl, pkey.get())) { |
| return false; |
| } |
| } |
| |
| if (x509 && !SSL_use_certificate(ssl, x509.get())) { |
| return false; |
| } |
| |
| if (sk_X509_num(chain.get()) > 0 && !SSL_set1_chain(ssl, chain.get())) { |
| return false; |
| } |
| |
| return true; |
| } |
| |
| static enum ssl_select_cert_result_t SelectCertificateCallback( |
| const SSL_CLIENT_HELLO *client_hello) { |
| SSL *ssl = client_hello->ssl; |
| const TestConfig *config = GetTestConfig(ssl); |
| TestState *test_state = GetTestState(ssl); |
| test_state->early_callback_called = true; |
| |
| if (!config->expect_server_name.empty()) { |
| const char *server_name = |
| SSL_get_servername(ssl, TLSEXT_NAMETYPE_host_name); |
| if (server_name == nullptr || |
| std::string(server_name) != config->expect_server_name) { |
| fprintf(stderr, |
| "Server name mismatch in early callback (got %s; want %s).\n", |
| server_name, config->expect_server_name.c_str()); |
| return ssl_select_cert_error; |
| } |
| } |
| |
| if (config->fail_early_callback) { |
| return ssl_select_cert_error; |
| } |
| |
| // Simulate some asynchronous work in the early callback. |
| if ((config->use_early_callback || test_state->get_handshake_hints_cb) && |
| config->async && !test_state->early_callback_ready) { |
| return ssl_select_cert_retry; |
| } |
| |
| if (test_state->get_handshake_hints_cb && |
| !test_state->get_handshake_hints_cb(client_hello)) { |
| return ssl_select_cert_error; |
| } |
| |
| if (config->use_early_callback && !InstallCertificate(ssl)) { |
| return ssl_select_cert_error; |
| } |
| |
| return ssl_select_cert_success; |
| } |
| |
| static int SetQuicReadSecret(SSL *ssl, enum ssl_encryption_level_t level, |
| const SSL_CIPHER *cipher, const uint8_t *secret, |
| size_t secret_len) { |
| MockQuicTransport *quic_transport = GetTestState(ssl)->quic_transport.get(); |
| if (quic_transport == nullptr) { |
| fprintf(stderr, "No QUIC transport.\n"); |
| return 0; |
| } |
| return quic_transport->SetReadSecret(level, cipher, secret, secret_len); |
| } |
| |
| static int SetQuicWriteSecret(SSL *ssl, enum ssl_encryption_level_t level, |
| const SSL_CIPHER *cipher, const uint8_t *secret, |
| size_t secret_len) { |
| MockQuicTransport *quic_transport = GetTestState(ssl)->quic_transport.get(); |
| if (quic_transport == nullptr) { |
| fprintf(stderr, "No QUIC transport.\n"); |
| return 0; |
| } |
| return quic_transport->SetWriteSecret(level, cipher, secret, secret_len); |
| } |
| |
| static int AddQuicHandshakeData(SSL *ssl, enum ssl_encryption_level_t level, |
| const uint8_t *data, size_t len) { |
| MockQuicTransport *quic_transport = GetTestState(ssl)->quic_transport.get(); |
| if (quic_transport == nullptr) { |
| fprintf(stderr, "No QUIC transport.\n"); |
| return 0; |
| } |
| return quic_transport->WriteHandshakeData(level, data, len); |
| } |
| |
| static int FlushQuicFlight(SSL *ssl) { |
| MockQuicTransport *quic_transport = GetTestState(ssl)->quic_transport.get(); |
| if (quic_transport == nullptr) { |
| fprintf(stderr, "No QUIC transport.\n"); |
| return 0; |
| } |
| return quic_transport->Flush(); |
| } |
| |
| static int SendQuicAlert(SSL *ssl, enum ssl_encryption_level_t level, |
| uint8_t alert) { |
| MockQuicTransport *quic_transport = GetTestState(ssl)->quic_transport.get(); |
| if (quic_transport == nullptr) { |
| fprintf(stderr, "No QUIC transport.\n"); |
| return 0; |
| } |
| return quic_transport->SendAlert(level, alert); |
| } |
| |
| static const SSL_QUIC_METHOD g_quic_method = { |
| SetQuicReadSecret, |
| SetQuicWriteSecret, |
| AddQuicHandshakeData, |
| FlushQuicFlight, |
| SendQuicAlert, |
| }; |
| |
| static bool MaybeInstallCertCompressionAlg( |
| const TestConfig *config, SSL_CTX *ssl_ctx, uint16_t alg, |
| ssl_cert_compression_func_t compress, |
| ssl_cert_decompression_func_t decompress) { |
| if (!config->install_cert_compression_algs && |
| config->install_one_cert_compression_alg != alg) { |
| return true; |
| } |
| return SSL_CTX_add_cert_compression_alg(ssl_ctx, alg, compress, decompress); |
| } |
| |
| bssl::UniquePtr<SSL_CTX> TestConfig::SetupCtx(SSL_CTX *old_ctx) const { |
| if (!InitGlobals()) { |
| return nullptr; |
| } |
| |
| bssl::UniquePtr<SSL_CTX> ssl_ctx( |
| SSL_CTX_new(is_dtls ? DTLS_method() : TLS_method())); |
| if (!ssl_ctx) { |
| return nullptr; |
| } |
| |
| SSL_CTX_set0_buffer_pool(ssl_ctx.get(), g_pool); |
| |
| std::string cipher_list = "ALL"; |
| if (!cipher.empty()) { |
| cipher_list = cipher; |
| SSL_CTX_set_options(ssl_ctx.get(), SSL_OP_CIPHER_SERVER_PREFERENCE); |
| } |
| if (!SSL_CTX_set_strict_cipher_list(ssl_ctx.get(), cipher_list.c_str())) { |
| return nullptr; |
| } |
| |
| if (async && is_server) { |
| // Disable the internal session cache. To test asynchronous session lookup, |
| // we use an external session cache. |
| SSL_CTX_set_session_cache_mode( |
| ssl_ctx.get(), SSL_SESS_CACHE_BOTH | SSL_SESS_CACHE_NO_INTERNAL); |
| SSL_CTX_sess_set_get_cb(ssl_ctx.get(), GetSessionCallback); |
| } else { |
| SSL_CTX_set_session_cache_mode(ssl_ctx.get(), SSL_SESS_CACHE_BOTH); |
| } |
| |
| SSL_CTX_set_select_certificate_cb(ssl_ctx.get(), SelectCertificateCallback); |
| |
| if (use_old_client_cert_callback) { |
| SSL_CTX_set_client_cert_cb(ssl_ctx.get(), ClientCertCallback); |
| } |
| |
| SSL_CTX_set_next_protos_advertised_cb(ssl_ctx.get(), |
| NextProtosAdvertisedCallback, NULL); |
| if (!select_next_proto.empty()) { |
| SSL_CTX_set_next_proto_select_cb(ssl_ctx.get(), NextProtoSelectCallback, |
| NULL); |
| } |
| |
| if (!select_alpn.empty() || decline_alpn || reject_alpn || |
| select_empty_alpn) { |
| SSL_CTX_set_alpn_select_cb(ssl_ctx.get(), AlpnSelectCallback, NULL); |
| } |
| |
| SSL_CTX_set_current_time_cb(ssl_ctx.get(), CurrentTimeCallback); |
| |
| SSL_CTX_set_info_callback(ssl_ctx.get(), InfoCallback); |
| SSL_CTX_sess_set_new_cb(ssl_ctx.get(), NewSessionCallback); |
| |
| if (use_ticket_callback || handshake_hints) { |
| // If using handshake hints, always enable the ticket callback, so we can |
| // check that hints only mismatch when allowed. The ticket callback also |
| // uses a constant key, which simplifies the test. |
| SSL_CTX_set_tlsext_ticket_key_cb(ssl_ctx.get(), TicketKeyCallback); |
| } |
| |
| if (!use_custom_verify_callback) { |
| SSL_CTX_set_cert_verify_callback(ssl_ctx.get(), CertVerifyCallback, NULL); |
| } |
| |
| if (!signed_cert_timestamps.empty() && |
| !SSL_CTX_set_signed_cert_timestamp_list( |
| ssl_ctx.get(), (const uint8_t *)signed_cert_timestamps.data(), |
| signed_cert_timestamps.size())) { |
| return nullptr; |
| } |
| |
| if (!use_client_ca_list.empty()) { |
| if (use_client_ca_list == "<NULL>") { |
| SSL_CTX_set_client_CA_list(ssl_ctx.get(), nullptr); |
| } else if (use_client_ca_list == "<EMPTY>") { |
| bssl::UniquePtr<STACK_OF(X509_NAME)> names; |
| SSL_CTX_set_client_CA_list(ssl_ctx.get(), names.release()); |
| } else { |
| bssl::UniquePtr<STACK_OF(X509_NAME)> names = |
| DecodeHexX509Names(use_client_ca_list); |
| SSL_CTX_set_client_CA_list(ssl_ctx.get(), names.release()); |
| } |
| } |
| |
| if (enable_grease) { |
| SSL_CTX_set_grease_enabled(ssl_ctx.get(), 1); |
| } |
| |
| if (permute_extensions) { |
| SSL_CTX_set_permute_extensions(ssl_ctx.get(), 1); |
| } |
| |
| if (!expect_server_name.empty()) { |
| SSL_CTX_set_tlsext_servername_callback(ssl_ctx.get(), ServerNameCallback); |
| } |
| |
| if (enable_early_data) { |
| SSL_CTX_set_early_data_enabled(ssl_ctx.get(), 1); |
| } |
| |
| if (allow_unknown_alpn_protos) { |
| SSL_CTX_set_allow_unknown_alpn_protos(ssl_ctx.get(), 1); |
| } |
| |
| if (!verify_prefs.empty()) { |
| if (!SSL_CTX_set_verify_algorithm_prefs(ssl_ctx.get(), verify_prefs.data(), |
| verify_prefs.size())) { |
| return nullptr; |
| } |
| } |
| |
| SSL_CTX_set_msg_callback(ssl_ctx.get(), MessageCallback); |
| |
| if (allow_false_start_without_alpn) { |
| SSL_CTX_set_false_start_allowed_without_alpn(ssl_ctx.get(), 1); |
| } |
| |
| if (use_ocsp_callback) { |
| SSL_CTX_set_tlsext_status_cb(ssl_ctx.get(), LegacyOCSPCallback); |
| } |
| |
| if (old_ctx) { |
| uint8_t keys[48]; |
| if (!SSL_CTX_get_tlsext_ticket_keys(old_ctx, &keys, sizeof(keys)) || |
| !SSL_CTX_set_tlsext_ticket_keys(ssl_ctx.get(), keys, sizeof(keys))) { |
| return nullptr; |
| } |
| CopySessions(ssl_ctx.get(), old_ctx); |
| } else if (!ticket_key.empty() && |
| !SSL_CTX_set_tlsext_ticket_keys(ssl_ctx.get(), ticket_key.data(), |
| ticket_key.size())) { |
| return nullptr; |
| } |
| |
| // These mock compression algorithms match the corresponding ones in |
| // |addCertCompressionTests|. |
| if (!MaybeInstallCertCompressionAlg( |
| this, ssl_ctx.get(), 0xff02, |
| [](SSL *ssl, CBB *out, const uint8_t *in, size_t in_len) -> int { |
| if (!CBB_add_u8(out, 1) || !CBB_add_u8(out, 2) || |
| !CBB_add_u8(out, 3) || !CBB_add_u8(out, 4) || |
| !CBB_add_bytes(out, in, in_len)) { |
| return 0; |
| } |
| return 1; |
| }, |
| [](SSL *ssl, CRYPTO_BUFFER **out, size_t uncompressed_len, |
| const uint8_t *in, size_t in_len) -> int { |
| if (in_len < 4 || in[0] != 1 || in[1] != 2 || in[2] != 3 || |
| in[3] != 4 || uncompressed_len != in_len - 4) { |
| return 0; |
| } |
| const bssl::Span<const uint8_t> uncompressed(in + 4, in_len - 4); |
| *out = CRYPTO_BUFFER_new(uncompressed.data(), uncompressed.size(), |
| nullptr); |
| return *out != nullptr; |
| }) || |
| !MaybeInstallCertCompressionAlg( |
| this, ssl_ctx.get(), 0xff01, |
| [](SSL *ssl, CBB *out, const uint8_t *in, size_t in_len) -> int { |
| if (in_len < 2 || in[0] != 0 || in[1] != 0) { |
| return 0; |
| } |
| return CBB_add_bytes(out, in + 2, in_len - 2); |
| }, |
| [](SSL *ssl, CRYPTO_BUFFER **out, size_t uncompressed_len, |
| const uint8_t *in, size_t in_len) -> int { |
| if (uncompressed_len != 2 + in_len) { |
| return 0; |
| } |
| std::unique_ptr<uint8_t[]> buf(new uint8_t[2 + in_len]); |
| buf[0] = 0; |
| buf[1] = 0; |
| OPENSSL_memcpy(&buf[2], in, in_len); |
| *out = CRYPTO_BUFFER_new(buf.get(), 2 + in_len, nullptr); |
| return *out != nullptr; |
| }) || |
| !MaybeInstallCertCompressionAlg( |
| this, ssl_ctx.get(), 0xff03, |
| [](SSL *ssl, CBB *out, const uint8_t *in, size_t in_len) -> int { |
| uint8_t byte; |
| return RAND_bytes(&byte, 1) && // |
| CBB_add_u8(out, byte) && // |
| CBB_add_bytes(out, in, in_len); |
| }, |
| [](SSL *ssl, CRYPTO_BUFFER **out, size_t uncompressed_len, |
| const uint8_t *in, size_t in_len) -> int { |
| if (uncompressed_len + 1 != in_len) { |
| return 0; |
| } |
| *out = CRYPTO_BUFFER_new(in + 1, in_len - 1, nullptr); |
| return *out != nullptr; |
| })) { |
| fprintf(stderr, "SSL_CTX_add_cert_compression_alg failed.\n"); |
| abort(); |
| } |
| |
| if (server_preference) { |
| SSL_CTX_set_options(ssl_ctx.get(), SSL_OP_CIPHER_SERVER_PREFERENCE); |
| } |
| |
| if (is_quic) { |
| SSL_CTX_set_quic_method(ssl_ctx.get(), &g_quic_method); |
| } |
| |
| return ssl_ctx; |
| } |
| |
| static int DDoSCallback(const SSL_CLIENT_HELLO *client_hello) { |
| const TestConfig *config = GetTestConfig(client_hello->ssl); |
| return config->fail_ddos_callback ? 0 : 1; |
| } |
| |
| static unsigned PskClientCallback(SSL *ssl, const char *hint, |
| char *out_identity, unsigned max_identity_len, |
| uint8_t *out_psk, unsigned max_psk_len) { |
| const TestConfig *config = GetTestConfig(ssl); |
| |
| if (config->psk_identity.empty()) { |
| if (hint != nullptr) { |
| fprintf(stderr, "Server PSK hint was non-null.\n"); |
| return 0; |
| } |
| } else if (hint == nullptr || |
| strcmp(hint, config->psk_identity.c_str()) != 0) { |
| fprintf(stderr, "Server PSK hint did not match.\n"); |
| return 0; |
| } |
| |
| // Account for the trailing '\0' for the identity. |
| if (config->psk_identity.size() >= max_identity_len || |
| config->psk.size() > max_psk_len) { |
| fprintf(stderr, "PSK buffers too small.\n"); |
| return 0; |
| } |
| |
| OPENSSL_strlcpy(out_identity, config->psk_identity.c_str(), max_identity_len); |
| OPENSSL_memcpy(out_psk, config->psk.data(), config->psk.size()); |
| return static_cast<unsigned>(config->psk.size()); |
| } |
| |
| static unsigned PskServerCallback(SSL *ssl, const char *identity, |
| uint8_t *out_psk, unsigned max_psk_len) { |
| const TestConfig *config = GetTestConfig(ssl); |
| |
| if (strcmp(identity, config->psk_identity.c_str()) != 0) { |
| fprintf(stderr, "Client PSK identity did not match.\n"); |
| return 0; |
| } |
| |
| if (config->psk.size() > max_psk_len) { |
| fprintf(stderr, "PSK buffers too small.\n"); |
| return 0; |
| } |
| |
| OPENSSL_memcpy(out_psk, config->psk.data(), config->psk.size()); |
| return static_cast<unsigned>(config->psk.size()); |
| } |
| |
| static ssl_verify_result_t CustomVerifyCallback(SSL *ssl, uint8_t *out_alert) { |
| const TestConfig *config = GetTestConfig(ssl); |
| if (!CheckVerifyCallback(ssl)) { |
| return ssl_verify_invalid; |
| } |
| |
| if (config->async && !GetTestState(ssl)->custom_verify_ready) { |
| return ssl_verify_retry; |
| } |
| |
| GetTestState(ssl)->cert_verified = true; |
| if (config->verify_fail) { |
| return ssl_verify_invalid; |
| } |
| |
| return ssl_verify_ok; |
| } |
| |
| static int CertCallback(SSL *ssl, void *arg) { |
| const TestConfig *config = GetTestConfig(ssl); |
| |
| // Check the peer certificate metadata is as expected. |
| if ((!SSL_is_server(ssl) && !CheckCertificateRequest(ssl)) || |
| !CheckPeerVerifyPrefs(ssl)) { |
| return -1; |
| } |
| |
| if (config->fail_cert_callback) { |
| return 0; |
| } |
| |
| // The certificate will be installed via other means. |
| if (!config->async || config->use_early_callback) { |
| return 1; |
| } |
| |
| if (!GetTestState(ssl)->cert_ready) { |
| return -1; |
| } |
| if (!InstallCertificate(ssl)) { |
| return 0; |
| } |
| return 1; |
| } |
| |
| bssl::UniquePtr<SSL> TestConfig::NewSSL( |
| SSL_CTX *ssl_ctx, SSL_SESSION *session, |
| std::unique_ptr<TestState> test_state) const { |
| bssl::UniquePtr<SSL> ssl(SSL_new(ssl_ctx)); |
| if (!ssl) { |
| return nullptr; |
| } |
| |
| if (!SetTestConfig(ssl.get(), this)) { |
| return nullptr; |
| } |
| if (test_state != nullptr) { |
| if (!SetTestState(ssl.get(), std::move(test_state))) { |
| return nullptr; |
| } |
| } |
| |
| if (fallback_scsv && !SSL_set_mode(ssl.get(), SSL_MODE_SEND_FALLBACK_SCSV)) { |
| return nullptr; |
| } |
| // Install the certificate synchronously if nothing else will handle it. |
| if (!use_early_callback && !use_old_client_cert_callback && !async && |
| !InstallCertificate(ssl.get())) { |
| return nullptr; |
| } |
| if (!use_old_client_cert_callback) { |
| SSL_set_cert_cb(ssl.get(), CertCallback, nullptr); |
| } |
| int mode = SSL_VERIFY_NONE; |
| if (require_any_client_certificate) { |
| mode = SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT; |
| } |
| if (verify_peer) { |
| mode = SSL_VERIFY_PEER; |
| } |
| if (verify_peer_if_no_obc) { |
| // Set SSL_VERIFY_FAIL_IF_NO_PEER_CERT so testing whether client |
| // certificates were requested is easy. |
| mode = SSL_VERIFY_PEER | SSL_VERIFY_PEER_IF_NO_OBC | |
| SSL_VERIFY_FAIL_IF_NO_PEER_CERT; |
| } |
| if (use_custom_verify_callback) { |
| SSL_set_custom_verify(ssl.get(), mode, CustomVerifyCallback); |
| } else if (mode != SSL_VERIFY_NONE) { |
| SSL_set_verify(ssl.get(), mode, NULL); |
| } |
| if (false_start) { |
| SSL_set_mode(ssl.get(), SSL_MODE_ENABLE_FALSE_START); |
| } |
| if (cbc_record_splitting) { |
| SSL_set_mode(ssl.get(), SSL_MODE_CBC_RECORD_SPLITTING); |
| } |
| if (partial_write) { |
| SSL_set_mode(ssl.get(), SSL_MODE_ENABLE_PARTIAL_WRITE); |
| } |
| if (reverify_on_resume) { |
| SSL_CTX_set_reverify_on_resume(ssl_ctx, 1); |
| } |
| if (enforce_rsa_key_usage) { |
| SSL_set_enforce_rsa_key_usage(ssl.get(), 1); |
| } |
| if (no_tls13) { |
| SSL_set_options(ssl.get(), SSL_OP_NO_TLSv1_3); |
| } |
| if (no_tls12) { |
| SSL_set_options(ssl.get(), SSL_OP_NO_TLSv1_2); |
| } |
| if (no_tls11) { |
| SSL_set_options(ssl.get(), SSL_OP_NO_TLSv1_1); |
| } |
| if (no_tls1) { |
| SSL_set_options(ssl.get(), SSL_OP_NO_TLSv1); |
| } |
| if (no_ticket) { |
| SSL_set_options(ssl.get(), SSL_OP_NO_TICKET); |
| } |
| if (!expect_channel_id.empty() || enable_channel_id) { |
| SSL_set_tls_channel_id_enabled(ssl.get(), 1); |
| } |
| if (enable_ech_grease) { |
| SSL_set_enable_ech_grease(ssl.get(), 1); |
| } |
| if (fips_202205 && !SSL_set_compliance_policy( |
| ssl.get(), ssl_compliance_policy_fips_202205)) { |
| fprintf(stderr, "SSL_set_compliance_policy failed\n"); |
| return nullptr; |
| } |
| if (!ech_config_list.empty() && |
| !SSL_set1_ech_config_list( |
| ssl.get(), reinterpret_cast<const uint8_t *>(ech_config_list.data()), |
| ech_config_list.size())) { |
| return nullptr; |
| } |
| if (ech_server_configs.size() != ech_server_keys.size() || |
| ech_server_configs.size() != ech_is_retry_config.size()) { |
| fprintf(stderr, |
| "-ech-server-config, -ech-server-key, and -ech-is-retry-config " |
| "flags must match.\n"); |
| return nullptr; |
| } |
| if (!ech_server_configs.empty()) { |
| bssl::UniquePtr<SSL_ECH_KEYS> keys(SSL_ECH_KEYS_new()); |
| if (!keys) { |
| return nullptr; |
| } |
| for (size_t i = 0; i < ech_server_configs.size(); i++) { |
| const std::string &ech_config = ech_server_configs[i]; |
| const std::string &ech_private_key = ech_server_keys[i]; |
| const int is_retry_config = ech_is_retry_config[i]; |
| bssl::ScopedEVP_HPKE_KEY key; |
| if (!EVP_HPKE_KEY_init( |
| key.get(), EVP_hpke_x25519_hkdf_sha256(), |
| reinterpret_cast<const uint8_t *>(ech_private_key.data()), |
| ech_private_key.size()) || |
| !SSL_ECH_KEYS_add( |
| keys.get(), is_retry_config, |
| reinterpret_cast<const uint8_t *>(ech_config.data()), |
| ech_config.size(), key.get())) { |
| return nullptr; |
| } |
| } |
| if (!SSL_CTX_set1_ech_keys(ssl_ctx, keys.get())) { |
| return nullptr; |
| } |
| } |
| if (!send_channel_id.empty()) { |
| bssl::UniquePtr<EVP_PKEY> pkey = LoadPrivateKey(send_channel_id); |
| if (!pkey || !SSL_set1_tls_channel_id(ssl.get(), pkey.get())) { |
| return nullptr; |
| } |
| } |
| if (!host_name.empty() && |
| !SSL_set_tlsext_host_name(ssl.get(), host_name.c_str())) { |
| return nullptr; |
| } |
| if (!advertise_alpn.empty() && |
| SSL_set_alpn_protos( |
| ssl.get(), reinterpret_cast<const uint8_t *>(advertise_alpn.data()), |
| advertise_alpn.size()) != 0) { |
| return nullptr; |
| } |
| if (!defer_alps) { |
| for (const auto &pair : application_settings) { |
| if (!SSL_add_application_settings( |
| ssl.get(), reinterpret_cast<const uint8_t *>(pair.first.data()), |
| pair.first.size(), |
| reinterpret_cast<const uint8_t *>(pair.second.data()), |
| pair.second.size())) { |
| return nullptr; |
| } |
| } |
| } |
| if (!psk.empty()) { |
| SSL_set_psk_client_callback(ssl.get(), PskClientCallback); |
| SSL_set_psk_server_callback(ssl.get(), PskServerCallback); |
| } |
| if (!psk_identity.empty() && |
| !SSL_use_psk_identity_hint(ssl.get(), psk_identity.c_str())) { |
| return nullptr; |
| } |
| if (!srtp_profiles.empty() && |
| !SSL_set_srtp_profiles(ssl.get(), srtp_profiles.c_str())) { |
| return nullptr; |
| } |
| if (enable_ocsp_stapling) { |
| SSL_enable_ocsp_stapling(ssl.get()); |
| } |
| if (enable_signed_cert_timestamps) { |
| SSL_enable_signed_cert_timestamps(ssl.get()); |
| } |
| if (min_version != 0 && |
| !SSL_set_min_proto_version(ssl.get(), min_version)) { |
| return nullptr; |
| } |
| if (max_version != 0 && |
| !SSL_set_max_proto_version(ssl.get(), max_version)) { |
| return nullptr; |
| } |
| if (mtu != 0) { |
| SSL_set_options(ssl.get(), SSL_OP_NO_QUERY_MTU); |
| SSL_set_mtu(ssl.get(), mtu); |
| } |
| if (install_ddos_callback) { |
| SSL_CTX_set_dos_protection_cb(ssl_ctx, DDoSCallback); |
| } |
| SSL_set_shed_handshake_config(ssl.get(), true); |
| if (renegotiate_once) { |
| SSL_set_renegotiate_mode(ssl.get(), ssl_renegotiate_once); |
| } |
| if (renegotiate_freely || forbid_renegotiation_after_handshake) { |
| // |forbid_renegotiation_after_handshake| will disable renegotiation later. |
| SSL_set_renegotiate_mode(ssl.get(), ssl_renegotiate_freely); |
| } |
| if (renegotiate_ignore) { |
| SSL_set_renegotiate_mode(ssl.get(), ssl_renegotiate_ignore); |
| } |
| if (renegotiate_explicit) { |
| SSL_set_renegotiate_mode(ssl.get(), ssl_renegotiate_explicit); |
| } |
| if (!check_close_notify) { |
| SSL_set_quiet_shutdown(ssl.get(), 1); |
| } |
| if (!curves.empty()) { |
| std::vector<int> nids; |
| for (auto curve : curves) { |
| switch (curve) { |
| case SSL_CURVE_SECP224R1: |
| nids.push_back(NID_secp224r1); |
| break; |
| |
| case SSL_CURVE_SECP256R1: |
| nids.push_back(NID_X9_62_prime256v1); |
| break; |
| |
| case SSL_CURVE_SECP384R1: |
| nids.push_back(NID_secp384r1); |
| break; |
| |
| case SSL_CURVE_SECP521R1: |
| nids.push_back(NID_secp521r1); |
| break; |
| |
| case SSL_CURVE_X25519: |
| nids.push_back(NID_X25519); |
| break; |
| |
| case SSL_CURVE_CECPQ2: |
| nids.push_back(NID_CECPQ2); |
| break; |
| } |
| if (!SSL_set1_curves(ssl.get(), &nids[0], nids.size())) { |
| return nullptr; |
| } |
| } |
| } |
| if (initial_timeout_duration_ms > 0) { |
| DTLSv1_set_initial_timeout_duration(ssl.get(), initial_timeout_duration_ms); |
| } |
| if (max_cert_list > 0) { |
| SSL_set_max_cert_list(ssl.get(), max_cert_list); |
| } |
| if (retain_only_sha256_client_cert) { |
| SSL_set_retain_only_sha256_of_client_certs(ssl.get(), 1); |
| } |
| if (max_send_fragment > 0) { |
| SSL_set_max_send_fragment(ssl.get(), max_send_fragment); |
| } |
| if (quic_use_legacy_codepoint != -1) { |
| SSL_set_quic_use_legacy_codepoint(ssl.get(), quic_use_legacy_codepoint); |
| } |
| if (!quic_transport_params.empty()) { |
| if (!SSL_set_quic_transport_params( |
| ssl.get(), |
| reinterpret_cast<const uint8_t *>(quic_transport_params.data()), |
| quic_transport_params.size())) { |
| return nullptr; |
| } |
| } |
| if (jdk11_workaround) { |
| SSL_set_jdk11_workaround(ssl.get(), 1); |
| } |
| |
| if (session != NULL) { |
| if (!is_server) { |
| if (SSL_set_session(ssl.get(), session) != 1) { |
| return nullptr; |
| } |
| } else if (async) { |
| // The internal session cache is disabled, so install the session |
| // manually. |
| SSL_SESSION_up_ref(session); |
| GetTestState(ssl.get())->pending_session.reset(session); |
| } |
| } |
| |
| if (!delegated_credential.empty()) { |
| std::string::size_type comma = delegated_credential.find(','); |
| if (comma == std::string::npos) { |
| fprintf(stderr, |
| "failed to find comma in delegated credential argument.\n"); |
| return nullptr; |
| } |
| |
| const std::string dc_hex = delegated_credential.substr(0, comma); |
| const std::string pkcs8_hex = delegated_credential.substr(comma + 1); |
| std::string dc, pkcs8; |
| if (!HexDecode(&dc, dc_hex) || !HexDecode(&pkcs8, pkcs8_hex)) { |
| fprintf(stderr, "failed to hex decode delegated credential argument.\n"); |
| return nullptr; |
| } |
| |
| CBS dc_cbs(bssl::Span<const uint8_t>( |
| reinterpret_cast<const uint8_t *>(dc.data()), dc.size())); |
| CBS pkcs8_cbs(bssl::Span<const uint8_t>( |
| reinterpret_cast<const uint8_t *>(pkcs8.data()), pkcs8.size())); |
| |
| bssl::UniquePtr<EVP_PKEY> priv(EVP_parse_private_key(&pkcs8_cbs)); |
| if (!priv) { |
| fprintf(stderr, "failed to parse delegated credential private key.\n"); |
| return nullptr; |
| } |
| |
| bssl::UniquePtr<CRYPTO_BUFFER> dc_buf( |
| CRYPTO_BUFFER_new_from_CBS(&dc_cbs, nullptr)); |
| if (!SSL_set1_delegated_credential(ssl.get(), dc_buf.get(), |
| priv.get(), nullptr)) { |
| fprintf(stderr, "SSL_set1_delegated_credential failed.\n"); |
| return nullptr; |
| } |
| } |
| |
| if (!quic_early_data_context.empty() && |
| !SSL_set_quic_early_data_context( |
| ssl.get(), |
| reinterpret_cast<const uint8_t *>(quic_early_data_context.data()), |
| quic_early_data_context.size())) { |
| return nullptr; |
| } |
| |
| return ssl; |
| } |
