| /* 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 <stdio.h> |
| #include <string.h> |
| #include <time.h> |
| |
| #include <algorithm> |
| #include <string> |
| #include <utility> |
| #include <vector> |
| |
| #include <gtest/gtest.h> |
| |
| #include <openssl/base64.h> |
| #include <openssl/bio.h> |
| #include <openssl/cipher.h> |
| #include <openssl/crypto.h> |
| #include <openssl/err.h> |
| #include <openssl/hmac.h> |
| #include <openssl/pem.h> |
| #include <openssl/sha.h> |
| #include <openssl/ssl.h> |
| #include <openssl/rand.h> |
| #include <openssl/x509.h> |
| |
| #include "internal.h" |
| #include "../crypto/internal.h" |
| #include "../crypto/test/test_util.h" |
| |
| #if defined(OPENSSL_WINDOWS) |
| // Windows defines struct timeval in winsock2.h. |
| OPENSSL_MSVC_PRAGMA(warning(push, 3)) |
| #include <winsock2.h> |
| OPENSSL_MSVC_PRAGMA(warning(pop)) |
| #else |
| #include <sys/time.h> |
| #endif |
| |
| |
| namespace bssl { |
| |
| namespace { |
| |
| #define TRACED_CALL(code) \ |
| do { \ |
| SCOPED_TRACE("<- called from here"); \ |
| code; \ |
| if (::testing::Test::HasFatalFailure()) { \ |
| return; \ |
| } \ |
| } while (false) |
| |
| struct VersionParam { |
| uint16_t version; |
| enum { is_tls, is_dtls } ssl_method; |
| const char name[8]; |
| }; |
| |
| static const size_t kTicketKeyLen = 48; |
| |
| static const VersionParam kAllVersions[] = { |
| {SSL3_VERSION, VersionParam::is_tls, "SSL3"}, |
| {TLS1_VERSION, VersionParam::is_tls, "TLS1"}, |
| {TLS1_1_VERSION, VersionParam::is_tls, "TLS1_1"}, |
| {TLS1_2_VERSION, VersionParam::is_tls, "TLS1_2"}, |
| {TLS1_3_VERSION, VersionParam::is_tls, "TLS1_3"}, |
| {DTLS1_VERSION, VersionParam::is_dtls, "DTLS1"}, |
| {DTLS1_2_VERSION, VersionParam::is_dtls, "DTLS1_2"}, |
| }; |
| |
| struct ExpectedCipher { |
| unsigned long id; |
| int in_group_flag; |
| }; |
| |
| struct CipherTest { |
| // The rule string to apply. |
| const char *rule; |
| // The list of expected ciphers, in order. |
| std::vector<ExpectedCipher> expected; |
| // True if this cipher list should fail in strict mode. |
| bool strict_fail; |
| }; |
| |
| struct CurveTest { |
| // The rule string to apply. |
| const char *rule; |
| // The list of expected curves, in order. |
| std::vector<uint16_t> expected; |
| }; |
| |
| static const CipherTest kCipherTests[] = { |
| // Selecting individual ciphers should work. |
| { |
| "ECDHE-ECDSA-CHACHA20-POLY1305:" |
| "ECDHE-RSA-CHACHA20-POLY1305:" |
| "ECDHE-ECDSA-AES128-GCM-SHA256:" |
| "ECDHE-RSA-AES128-GCM-SHA256", |
| { |
| {TLS1_CK_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 0}, |
| {TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0}, |
| }, |
| false, |
| }, |
| // + reorders selected ciphers to the end, keeping their relative order. |
| { |
| "ECDHE-ECDSA-CHACHA20-POLY1305:" |
| "ECDHE-RSA-CHACHA20-POLY1305:" |
| "ECDHE-ECDSA-AES128-GCM-SHA256:" |
| "ECDHE-RSA-AES128-GCM-SHA256:" |
| "+aRSA", |
| { |
| {TLS1_CK_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256, 0}, |
| {TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0}, |
| }, |
| false, |
| }, |
| // ! banishes ciphers from future selections. |
| { |
| "!aRSA:" |
| "ECDHE-ECDSA-CHACHA20-POLY1305:" |
| "ECDHE-RSA-CHACHA20-POLY1305:" |
| "ECDHE-ECDSA-AES128-GCM-SHA256:" |
| "ECDHE-RSA-AES128-GCM-SHA256", |
| { |
| {TLS1_CK_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256, 0}, |
| {TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 0}, |
| }, |
| false, |
| }, |
| // Multiple masks can be ANDed in a single rule. |
| { |
| "kRSA+AESGCM+AES128", |
| { |
| {TLS1_CK_RSA_WITH_AES_128_GCM_SHA256, 0}, |
| }, |
| false, |
| }, |
| // - removes selected ciphers, but preserves their order for future |
| // selections. Select AES_128_GCM, but order the key exchanges RSA, |
| // ECDHE_RSA. |
| { |
| "ALL:-kECDHE:" |
| "-kRSA:-ALL:" |
| "AESGCM+AES128+aRSA", |
| { |
| {TLS1_CK_RSA_WITH_AES_128_GCM_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0}, |
| }, |
| false, |
| }, |
| // Unknown selectors are no-ops, except in strict mode. |
| { |
| "ECDHE-ECDSA-CHACHA20-POLY1305:" |
| "ECDHE-RSA-CHACHA20-POLY1305:" |
| "ECDHE-ECDSA-AES128-GCM-SHA256:" |
| "ECDHE-RSA-AES128-GCM-SHA256:" |
| "BOGUS1", |
| { |
| {TLS1_CK_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 0}, |
| {TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0}, |
| }, |
| true, |
| }, |
| // Unknown selectors are no-ops, except in strict mode. |
| { |
| "ECDHE-ECDSA-CHACHA20-POLY1305:" |
| "ECDHE-RSA-CHACHA20-POLY1305:" |
| "ECDHE-ECDSA-AES128-GCM-SHA256:" |
| "ECDHE-RSA-AES128-GCM-SHA256:" |
| "-BOGUS2:+BOGUS3:!BOGUS4", |
| { |
| {TLS1_CK_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 0}, |
| {TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0}, |
| }, |
| true, |
| }, |
| // Square brackets specify equi-preference groups. |
| { |
| "[ECDHE-ECDSA-CHACHA20-POLY1305|ECDHE-ECDSA-AES128-GCM-SHA256]:" |
| "[ECDHE-RSA-CHACHA20-POLY1305]:" |
| "ECDHE-RSA-AES128-GCM-SHA256", |
| { |
| {TLS1_CK_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256, 1}, |
| {TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0}, |
| }, |
| false, |
| }, |
| // Standard names may be used instead of OpenSSL names. |
| { |
| "[TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256|" |
| "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256]:" |
| "[TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256]:" |
| "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256", |
| { |
| {TLS1_CK_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256, 1}, |
| {TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0}, |
| }, |
| false, |
| }, |
| // @STRENGTH performs a stable strength-sort of the selected ciphers and |
| // only the selected ciphers. |
| { |
| // To simplify things, banish all but {ECDHE_RSA,RSA} x |
| // {CHACHA20,AES_256_CBC,AES_128_CBC} x SHA1. |
| "!AESGCM:!3DES:!SHA256:!SHA384:" |
| // Order some ciphers backwards by strength. |
| "ALL:-CHACHA20:-AES256:-AES128:-ALL:" |
| // Select ECDHE ones and sort them by strength. Ties should resolve |
| // based on the order above. |
| "kECDHE:@STRENGTH:-ALL:" |
| // Now bring back everything uses RSA. ECDHE_RSA should be first, sorted |
| // by strength. Then RSA, backwards by strength. |
| "aRSA", |
| { |
| {TLS1_CK_ECDHE_RSA_WITH_AES_256_CBC_SHA, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_AES_128_CBC_SHA, 0}, |
| {TLS1_CK_RSA_WITH_AES_128_SHA, 0}, |
| {TLS1_CK_RSA_WITH_AES_256_SHA, 0}, |
| }, |
| false, |
| }, |
| // Additional masks after @STRENGTH get silently discarded. |
| // |
| // TODO(davidben): Make this an error. If not silently discarded, they get |
| // interpreted as + opcodes which are very different. |
| { |
| "ECDHE-RSA-AES128-GCM-SHA256:" |
| "ECDHE-RSA-AES256-GCM-SHA384:" |
| "@STRENGTH+AES256", |
| { |
| {TLS1_CK_ECDHE_RSA_WITH_AES_256_GCM_SHA384, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0}, |
| }, |
| false, |
| }, |
| { |
| "ECDHE-RSA-AES128-GCM-SHA256:" |
| "ECDHE-RSA-AES256-GCM-SHA384:" |
| "@STRENGTH+AES256:" |
| "ECDHE-RSA-CHACHA20-POLY1305", |
| { |
| {TLS1_CK_ECDHE_RSA_WITH_AES_256_GCM_SHA384, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 0}, |
| }, |
| false, |
| }, |
| // Exact ciphers may not be used in multi-part rules; they are treated |
| // as unknown aliases. |
| { |
| "ECDHE-ECDSA-AES128-GCM-SHA256:" |
| "ECDHE-RSA-AES128-GCM-SHA256:" |
| "!ECDHE-RSA-AES128-GCM-SHA256+RSA:" |
| "!ECDSA+ECDHE-ECDSA-AES128-GCM-SHA256", |
| { |
| {TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 0}, |
| {TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0}, |
| }, |
| true, |
| }, |
| // SSLv3 matches everything that existed before TLS 1.2. |
| { |
| "AES128-SHA:AES128-SHA256:!SSLv3", |
| { |
| {TLS1_CK_RSA_WITH_AES_128_SHA256, 0}, |
| }, |
| false, |
| }, |
| // TLSv1.2 matches everything added in TLS 1.2. |
| { |
| "AES128-SHA:AES128-SHA256:!TLSv1.2", |
| { |
| {TLS1_CK_RSA_WITH_AES_128_SHA, 0}, |
| }, |
| false, |
| }, |
| // The two directives have no intersection. But each component is valid, so |
| // even in strict mode it is accepted. |
| { |
| "AES128-SHA:AES128-SHA256:!TLSv1.2+SSLv3", |
| { |
| {TLS1_CK_RSA_WITH_AES_128_SHA, 0}, |
| {TLS1_CK_RSA_WITH_AES_128_SHA256, 0}, |
| }, |
| false, |
| }, |
| // Spaces, semi-colons and commas are separators. |
| { |
| "AES128-SHA: AES128-SHA256 AES256-SHA ,AES256-SHA256 ; AES128-GCM-SHA256", |
| { |
| {TLS1_CK_RSA_WITH_AES_128_SHA, 0}, |
| {TLS1_CK_RSA_WITH_AES_128_SHA256, 0}, |
| {TLS1_CK_RSA_WITH_AES_256_SHA, 0}, |
| {TLS1_CK_RSA_WITH_AES_256_SHA256, 0}, |
| {TLS1_CK_RSA_WITH_AES_128_GCM_SHA256, 0}, |
| }, |
| // …but not in strict mode. |
| true, |
| }, |
| }; |
| |
| static const char *kBadRules[] = { |
| // Invalid brackets. |
| "[ECDHE-RSA-CHACHA20-POLY1305|ECDHE-RSA-AES128-GCM-SHA256", |
| "RSA]", |
| "[[RSA]]", |
| // Operators inside brackets. |
| "[+RSA]", |
| // Unknown directive. |
| "@BOGUS", |
| // Empty cipher lists error at SSL_CTX_set_cipher_list. |
| "", |
| "BOGUS", |
| // COMPLEMENTOFDEFAULT is empty. |
| "COMPLEMENTOFDEFAULT", |
| // Invalid command. |
| "?BAR", |
| // Special operators are not allowed if groups are used. |
| "[ECDHE-RSA-CHACHA20-POLY1305|ECDHE-RSA-AES128-GCM-SHA256]:+FOO", |
| "[ECDHE-RSA-CHACHA20-POLY1305|ECDHE-RSA-AES128-GCM-SHA256]:!FOO", |
| "[ECDHE-RSA-CHACHA20-POLY1305|ECDHE-RSA-AES128-GCM-SHA256]:-FOO", |
| "[ECDHE-RSA-CHACHA20-POLY1305|ECDHE-RSA-AES128-GCM-SHA256]:@STRENGTH", |
| // Opcode supplied, but missing selector. |
| "+", |
| // Spaces are forbidden in equal-preference groups. |
| "[AES128-SHA | AES128-SHA256]", |
| }; |
| |
| static const char *kMustNotIncludeNull[] = { |
| "ALL", |
| "DEFAULT", |
| "HIGH", |
| "FIPS", |
| "SHA", |
| "SHA1", |
| "RSA", |
| "SSLv3", |
| "TLSv1", |
| "TLSv1.2", |
| }; |
| |
| static const CurveTest kCurveTests[] = { |
| { |
| "P-256", |
| { SSL_CURVE_SECP256R1 }, |
| }, |
| { |
| "P-256:P-384:P-521:X25519", |
| { |
| SSL_CURVE_SECP256R1, |
| SSL_CURVE_SECP384R1, |
| SSL_CURVE_SECP521R1, |
| SSL_CURVE_X25519, |
| }, |
| }, |
| { |
| "prime256v1:secp384r1:secp521r1:x25519", |
| { |
| SSL_CURVE_SECP256R1, |
| SSL_CURVE_SECP384R1, |
| SSL_CURVE_SECP521R1, |
| SSL_CURVE_X25519, |
| }, |
| }, |
| }; |
| |
| static const char *kBadCurvesLists[] = { |
| "", |
| ":", |
| "::", |
| "P-256::X25519", |
| "RSA:P-256", |
| "P-256:RSA", |
| "X25519:P-256:", |
| ":X25519:P-256", |
| }; |
| |
| static std::string CipherListToString(SSL_CTX *ctx) { |
| bool in_group = false; |
| std::string ret; |
| const STACK_OF(SSL_CIPHER) *ciphers = SSL_CTX_get_ciphers(ctx); |
| for (size_t i = 0; i < sk_SSL_CIPHER_num(ciphers); i++) { |
| const SSL_CIPHER *cipher = sk_SSL_CIPHER_value(ciphers, i); |
| if (!in_group && SSL_CTX_cipher_in_group(ctx, i)) { |
| ret += "\t[\n"; |
| in_group = true; |
| } |
| ret += "\t"; |
| if (in_group) { |
| ret += " "; |
| } |
| ret += SSL_CIPHER_get_name(cipher); |
| ret += "\n"; |
| if (in_group && !SSL_CTX_cipher_in_group(ctx, i)) { |
| ret += "\t]\n"; |
| in_group = false; |
| } |
| } |
| return ret; |
| } |
| |
| static bool CipherListsEqual(SSL_CTX *ctx, |
| const std::vector<ExpectedCipher> &expected) { |
| const STACK_OF(SSL_CIPHER) *ciphers = SSL_CTX_get_ciphers(ctx); |
| if (sk_SSL_CIPHER_num(ciphers) != expected.size()) { |
| return false; |
| } |
| |
| for (size_t i = 0; i < expected.size(); i++) { |
| const SSL_CIPHER *cipher = sk_SSL_CIPHER_value(ciphers, i); |
| if (expected[i].id != SSL_CIPHER_get_id(cipher) || |
| expected[i].in_group_flag != !!SSL_CTX_cipher_in_group(ctx, i)) { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| TEST(SSLTest, CipherRules) { |
| for (const CipherTest &t : kCipherTests) { |
| SCOPED_TRACE(t.rule); |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| |
| // Test lax mode. |
| ASSERT_TRUE(SSL_CTX_set_cipher_list(ctx.get(), t.rule)); |
| EXPECT_TRUE(CipherListsEqual(ctx.get(), t.expected)) |
| << "Cipher rule evaluated to:\n" |
| << CipherListToString(ctx.get()); |
| |
| // Test strict mode. |
| if (t.strict_fail) { |
| EXPECT_FALSE(SSL_CTX_set_strict_cipher_list(ctx.get(), t.rule)); |
| } else { |
| ASSERT_TRUE(SSL_CTX_set_strict_cipher_list(ctx.get(), t.rule)); |
| EXPECT_TRUE(CipherListsEqual(ctx.get(), t.expected)) |
| << "Cipher rule evaluated to:\n" |
| << CipherListToString(ctx.get()); |
| } |
| } |
| |
| for (const char *rule : kBadRules) { |
| SCOPED_TRACE(rule); |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| |
| EXPECT_FALSE(SSL_CTX_set_cipher_list(ctx.get(), rule)); |
| ERR_clear_error(); |
| } |
| |
| for (const char *rule : kMustNotIncludeNull) { |
| SCOPED_TRACE(rule); |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| |
| ASSERT_TRUE(SSL_CTX_set_strict_cipher_list(ctx.get(), rule)); |
| for (const SSL_CIPHER *cipher : SSL_CTX_get_ciphers(ctx.get())) { |
| EXPECT_NE(NID_undef, SSL_CIPHER_get_cipher_nid(cipher)); |
| } |
| } |
| } |
| |
| TEST(SSLTest, CurveRules) { |
| for (const CurveTest &t : kCurveTests) { |
| SCOPED_TRACE(t.rule); |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| |
| ASSERT_TRUE(SSL_CTX_set1_curves_list(ctx.get(), t.rule)); |
| ASSERT_EQ(t.expected.size(), ctx->supported_group_list_len); |
| for (size_t i = 0; i < t.expected.size(); i++) { |
| EXPECT_EQ(t.expected[i], ctx->supported_group_list[i]); |
| } |
| } |
| |
| for (const char *rule : kBadCurvesLists) { |
| SCOPED_TRACE(rule); |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| |
| EXPECT_FALSE(SSL_CTX_set1_curves_list(ctx.get(), rule)); |
| ERR_clear_error(); |
| } |
| } |
| |
| // kOpenSSLSession is a serialized SSL_SESSION. |
| static const char kOpenSSLSession[] = |
| "MIIFqgIBAQICAwMEAsAvBCAG5Q1ndq4Yfmbeo1zwLkNRKmCXGdNgWvGT3cskV0yQ" |
| "kAQwJlrlzkAWBOWiLj/jJ76D7l+UXoizP2KI2C7I2FccqMmIfFmmkUy32nIJ0mZH" |
| "IWoJoQYCBFRDO46iBAICASyjggR6MIIEdjCCA16gAwIBAgIIK9dUvsPWSlUwDQYJ" |
| "KoZIhvcNAQEFBQAwSTELMAkGA1UEBhMCVVMxEzARBgNVBAoTCkdvb2dsZSBJbmMx" |
| "JTAjBgNVBAMTHEdvb2dsZSBJbnRlcm5ldCBBdXRob3JpdHkgRzIwHhcNMTQxMDA4" |
| "MTIwNzU3WhcNMTUwMTA2MDAwMDAwWjBoMQswCQYDVQQGEwJVUzETMBEGA1UECAwK" |
| "Q2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzETMBEGA1UECgwKR29v" |
| "Z2xlIEluYzEXMBUGA1UEAwwOd3d3Lmdvb2dsZS5jb20wggEiMA0GCSqGSIb3DQEB" |
| "AQUAA4IBDwAwggEKAoIBAQCcKeLrplAC+Lofy8t/wDwtB6eu72CVp0cJ4V3lknN6" |
| "huH9ct6FFk70oRIh/VBNBBz900jYy+7111Jm1b8iqOTQ9aT5C7SEhNcQFJvqzH3e" |
| "MPkb6ZSWGm1yGF7MCQTGQXF20Sk/O16FSjAynU/b3oJmOctcycWYkY0ytS/k3LBu" |
| "Id45PJaoMqjB0WypqvNeJHC3q5JjCB4RP7Nfx5jjHSrCMhw8lUMW4EaDxjaR9KDh" |
| "PLgjsk+LDIySRSRDaCQGhEOWLJZVLzLo4N6/UlctCHEllpBUSvEOyFga52qroGjg" |
| "rf3WOQ925MFwzd6AK+Ich0gDRg8sQfdLH5OuP1cfLfU1AgMBAAGjggFBMIIBPTAd" |
| "BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwGQYDVR0RBBIwEIIOd3d3Lmdv" |
| "b2dsZS5jb20waAYIKwYBBQUHAQEEXDBaMCsGCCsGAQUFBzAChh9odHRwOi8vcGtp" |
| "Lmdvb2dsZS5jb20vR0lBRzIuY3J0MCsGCCsGAQUFBzABhh9odHRwOi8vY2xpZW50" |
| "czEuZ29vZ2xlLmNvbS9vY3NwMB0GA1UdDgQWBBQ7a+CcxsZByOpc+xpYFcIbnUMZ" |
| "hTAMBgNVHRMBAf8EAjAAMB8GA1UdIwQYMBaAFErdBhYbvPZotXb1gba7Yhq6WoEv" |
| "MBcGA1UdIAQQMA4wDAYKKwYBBAHWeQIFATAwBgNVHR8EKTAnMCWgI6Ahhh9odHRw" |
| "Oi8vcGtpLmdvb2dsZS5jb20vR0lBRzIuY3JsMA0GCSqGSIb3DQEBBQUAA4IBAQCa" |
| "OXCBdoqUy5bxyq+Wrh1zsyyCFim1PH5VU2+yvDSWrgDY8ibRGJmfff3r4Lud5kal" |
| "dKs9k8YlKD3ITG7P0YT/Rk8hLgfEuLcq5cc0xqmE42xJ+Eo2uzq9rYorc5emMCxf" |
| "5L0TJOXZqHQpOEcuptZQ4OjdYMfSxk5UzueUhA3ogZKRcRkdB3WeWRp+nYRhx4St" |
| "o2rt2A0MKmY9165GHUqMK9YaaXHDXqBu7Sefr1uSoAP9gyIJKeihMivsGqJ1TD6Z" |
| "cc6LMe+dN2P8cZEQHtD1y296ul4Mivqk3jatUVL8/hCwgch9A8O4PGZq9WqBfEWm" |
| "IyHh1dPtbg1lOXdYCWtjpAIEAKUDAgEUqQUCAwGJwKqBpwSBpBwUQvoeOk0Kg36S" |
| "YTcLEkXqKwOBfF9vE4KX0NxeLwjcDTpsuh3qXEaZ992r1N38VDcyS6P7I6HBYN9B" |
| "sNHM362zZnY27GpTw+Kwd751CLoXFPoaMOe57dbBpXoro6Pd3BTbf/Tzr88K06yE" |
| "OTDKPNj3+inbMaVigtK4PLyPq+Topyzvx9USFgRvyuoxn0Hgb+R0A3j6SLRuyOdA" |
| "i4gv7Y5oliyntgMBAQA="; |
| |
| // kCustomSession is a custom serialized SSL_SESSION generated by |
| // filling in missing fields from |kOpenSSLSession|. This includes |
| // providing |peer_sha256|, so |peer| is not serialized. |
| static const char kCustomSession[] = |
| "MIIBZAIBAQICAwMEAsAvBCAG5Q1ndq4Yfmbeo1zwLkNRKmCXGdNgWvGT3cskV0yQ" |
| "kAQwJlrlzkAWBOWiLj/jJ76D7l+UXoizP2KI2C7I2FccqMmIfFmmkUy32nIJ0mZH" |
| "IWoJoQYCBFRDO46iBAICASykAwQBAqUDAgEUqAcEBXdvcmxkqQUCAwGJwKqBpwSB" |
| "pBwUQvoeOk0Kg36SYTcLEkXqKwOBfF9vE4KX0NxeLwjcDTpsuh3qXEaZ992r1N38" |
| "VDcyS6P7I6HBYN9BsNHM362zZnY27GpTw+Kwd751CLoXFPoaMOe57dbBpXoro6Pd" |
| "3BTbf/Tzr88K06yEOTDKPNj3+inbMaVigtK4PLyPq+Topyzvx9USFgRvyuoxn0Hg" |
| "b+R0A3j6SLRuyOdAi4gv7Y5oliynrSIEIAYGBgYGBgYGBgYGBgYGBgYGBgYGBgYG" |
| "BgYGBgYGBgYGrgMEAQevAwQBBLADBAEF"; |
| |
| // kBoringSSLSession is a serialized SSL_SESSION generated from bssl client. |
| static const char kBoringSSLSession[] = |
| "MIIRwQIBAQICAwMEAsAvBCDdoGxGK26mR+8lM0uq6+k9xYuxPnwAjpcF9n0Yli9R" |
| "kQQwbyshfWhdi5XQ1++7n2L1qqrcVlmHBPpr6yknT/u4pUrpQB5FZ7vqvNn8MdHf" |
| "9rWgoQYCBFXgs7uiBAICHCCjggR6MIIEdjCCA16gAwIBAgIIf+yfD7Y6UicwDQYJ" |
| "KoZIhvcNAQELBQAwSTELMAkGA1UEBhMCVVMxEzARBgNVBAoTCkdvb2dsZSBJbmMx" |
| "JTAjBgNVBAMTHEdvb2dsZSBJbnRlcm5ldCBBdXRob3JpdHkgRzIwHhcNMTUwODEy" |
| "MTQ1MzE1WhcNMTUxMTEwMDAwMDAwWjBoMQswCQYDVQQGEwJVUzETMBEGA1UECAwK" |
| "Q2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzETMBEGA1UECgwKR29v" |
| "Z2xlIEluYzEXMBUGA1UEAwwOd3d3Lmdvb2dsZS5jb20wggEiMA0GCSqGSIb3DQEB" |
| "AQUAA4IBDwAwggEKAoIBAQC0MeG5YGQ0t+IeJeoneP/PrhEaieibeKYkbKVLNZpo" |
| "PLuBinvhkXZo3DC133NpCBpy6ZktBwamqyixAyuk/NU6OjgXqwwxfQ7di1AInLIU" |
| "792c7hFyNXSUCG7At8Ifi3YwBX9Ba6u/1d6rWTGZJrdCq3QU11RkKYyTq2KT5mce" |
| "Tv9iGKqSkSTlp8puy/9SZ/3DbU3U+BuqCFqeSlz7zjwFmk35acdCilpJlVDDN5C/" |
| "RCh8/UKc8PaL+cxlt531qoTENvYrflBno14YEZlCBZsPiFeUSILpKEj3Ccwhy0eL" |
| "EucWQ72YZU8mUzXBoXGn0zA0crFl5ci/2sTBBGZsylNBAgMBAAGjggFBMIIBPTAd" |
| "BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwGQYDVR0RBBIwEIIOd3d3Lmdv" |
| "b2dsZS5jb20waAYIKwYBBQUHAQEEXDBaMCsGCCsGAQUFBzAChh9odHRwOi8vcGtp" |
| "Lmdvb2dsZS5jb20vR0lBRzIuY3J0MCsGCCsGAQUFBzABhh9odHRwOi8vY2xpZW50" |
| "czEuZ29vZ2xlLmNvbS9vY3NwMB0GA1UdDgQWBBS/bzHxcE73Q4j3slC4BLbMtLjG" |
| "GjAMBgNVHRMBAf8EAjAAMB8GA1UdIwQYMBaAFErdBhYbvPZotXb1gba7Yhq6WoEv" |
| "MBcGA1UdIAQQMA4wDAYKKwYBBAHWeQIFATAwBgNVHR8EKTAnMCWgI6Ahhh9odHRw" |
| "Oi8vcGtpLmdvb2dsZS5jb20vR0lBRzIuY3JsMA0GCSqGSIb3DQEBCwUAA4IBAQAb" |
| "qdWPZEHk0X7iKPCTHL6S3w6q1eR67goxZGFSM1lk1hjwyu7XcLJuvALVV9uY3ovE" |
| "kQZSHwT+pyOPWQhsSjO+1GyjvCvK/CAwiUmBX+bQRGaqHsRcio7xSbdVcajQ3bXd" |
| "X+s0WdbOpn6MStKAiBVloPlSxEI8pxY6x/BBCnTIk/+DMB17uZlOjG3vbAnkDkP+" |
| "n0OTucD9sHV7EVj9XUxi51nOfNBCN/s7lpUjDS/NJ4k3iwOtbCPswiot8vLO779a" |
| "f07vR03r349Iz/KTzk95rlFtX0IU+KYNxFNsanIXZ+C9FYGRXkwhHcvFb4qMUB1y" |
| "TTlM80jBMOwyjZXmjRAhpAIEAKUDAgEUqQUCAwGJwKqBpwSBpOgebbmn9NRUtMWH" |
| "+eJpqA5JLMFSMCChOsvKey3toBaCNGU7HfAEiiXNuuAdCBoK262BjQc2YYfqFzqH" |
| "zuppopXCvhohx7j/tnCNZIMgLYt/O9SXK2RYI5z8FhCCHvB4CbD5G0LGl5EFP27s" |
| "Jb6S3aTTYPkQe8yZSlxevg6NDwmTogLO9F7UUkaYmVcMQhzssEE2ZRYNwSOU6KjE" |
| "0Yj+8fAiBtbQriIEIN2L8ZlpaVrdN5KFNdvcmOxJu81P8q53X55xQyGTnGWwsgMC" |
| "ARezggvvMIIEdjCCA16gAwIBAgIIf+yfD7Y6UicwDQYJKoZIhvcNAQELBQAwSTEL" |
| "MAkGA1UEBhMCVVMxEzARBgNVBAoTCkdvb2dsZSBJbmMxJTAjBgNVBAMTHEdvb2ds" |
| "ZSBJbnRlcm5ldCBBdXRob3JpdHkgRzIwHhcNMTUwODEyMTQ1MzE1WhcNMTUxMTEw" |
| "MDAwMDAwWjBoMQswCQYDVQQGEwJVUzETMBEGA1UECAwKQ2FsaWZvcm5pYTEWMBQG" |
| "A1UEBwwNTW91bnRhaW4gVmlldzETMBEGA1UECgwKR29vZ2xlIEluYzEXMBUGA1UE" |
| "AwwOd3d3Lmdvb2dsZS5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIB" |
| "AQC0MeG5YGQ0t+IeJeoneP/PrhEaieibeKYkbKVLNZpoPLuBinvhkXZo3DC133Np" |
| "CBpy6ZktBwamqyixAyuk/NU6OjgXqwwxfQ7di1AInLIU792c7hFyNXSUCG7At8If" |
| "i3YwBX9Ba6u/1d6rWTGZJrdCq3QU11RkKYyTq2KT5mceTv9iGKqSkSTlp8puy/9S" |
| "Z/3DbU3U+BuqCFqeSlz7zjwFmk35acdCilpJlVDDN5C/RCh8/UKc8PaL+cxlt531" |
| "qoTENvYrflBno14YEZlCBZsPiFeUSILpKEj3Ccwhy0eLEucWQ72YZU8mUzXBoXGn" |
| "0zA0crFl5ci/2sTBBGZsylNBAgMBAAGjggFBMIIBPTAdBgNVHSUEFjAUBggrBgEF" |
| "BQcDAQYIKwYBBQUHAwIwGQYDVR0RBBIwEIIOd3d3Lmdvb2dsZS5jb20waAYIKwYB" |
| "BQUHAQEEXDBaMCsGCCsGAQUFBzAChh9odHRwOi8vcGtpLmdvb2dsZS5jb20vR0lB" |
| "RzIuY3J0MCsGCCsGAQUFBzABhh9odHRwOi8vY2xpZW50czEuZ29vZ2xlLmNvbS9v" |
| "Y3NwMB0GA1UdDgQWBBS/bzHxcE73Q4j3slC4BLbMtLjGGjAMBgNVHRMBAf8EAjAA" |
| "MB8GA1UdIwQYMBaAFErdBhYbvPZotXb1gba7Yhq6WoEvMBcGA1UdIAQQMA4wDAYK" |
| "KwYBBAHWeQIFATAwBgNVHR8EKTAnMCWgI6Ahhh9odHRwOi8vcGtpLmdvb2dsZS5j" |
| "b20vR0lBRzIuY3JsMA0GCSqGSIb3DQEBCwUAA4IBAQAbqdWPZEHk0X7iKPCTHL6S" |
| "3w6q1eR67goxZGFSM1lk1hjwyu7XcLJuvALVV9uY3ovEkQZSHwT+pyOPWQhsSjO+" |
| "1GyjvCvK/CAwiUmBX+bQRGaqHsRcio7xSbdVcajQ3bXdX+s0WdbOpn6MStKAiBVl" |
| "oPlSxEI8pxY6x/BBCnTIk/+DMB17uZlOjG3vbAnkDkP+n0OTucD9sHV7EVj9XUxi" |
| "51nOfNBCN/s7lpUjDS/NJ4k3iwOtbCPswiot8vLO779af07vR03r349Iz/KTzk95" |
| "rlFtX0IU+KYNxFNsanIXZ+C9FYGRXkwhHcvFb4qMUB1yTTlM80jBMOwyjZXmjRAh" |
| "MIID8DCCAtigAwIBAgIDAjqDMA0GCSqGSIb3DQEBCwUAMEIxCzAJBgNVBAYTAlVT" |
| "MRYwFAYDVQQKEw1HZW9UcnVzdCBJbmMuMRswGQYDVQQDExJHZW9UcnVzdCBHbG9i" |
| "YWwgQ0EwHhcNMTMwNDA1MTUxNTU2WhcNMTYxMjMxMjM1OTU5WjBJMQswCQYDVQQG" |
| "EwJVUzETMBEGA1UEChMKR29vZ2xlIEluYzElMCMGA1UEAxMcR29vZ2xlIEludGVy" |
| "bmV0IEF1dGhvcml0eSBHMjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEB" |
| "AJwqBHdc2FCROgajguDYUEi8iT/xGXAaiEZ+4I/F8YnOIe5a/mENtzJEiaB0C1NP" |
| "VaTOgmKV7utZX8bhBYASxF6UP7xbSDj0U/ck5vuR6RXEz/RTDfRK/J9U3n2+oGtv" |
| "h8DQUB8oMANA2ghzUWx//zo8pzcGjr1LEQTrfSTe5vn8MXH7lNVg8y5Kr0LSy+rE" |
| "ahqyzFPdFUuLH8gZYR/Nnag+YyuENWllhMgZxUYi+FOVvuOAShDGKuy6lyARxzmZ" |
| "EASg8GF6lSWMTlJ14rbtCMoU/M4iarNOz0YDl5cDfsCx3nuvRTPPuj5xt970JSXC" |
| "DTWJnZ37DhF5iR43xa+OcmkCAwEAAaOB5zCB5DAfBgNVHSMEGDAWgBTAephojYn7" |
| "qwVkDBF9qn1luMrMTjAdBgNVHQ4EFgQUSt0GFhu89mi1dvWBtrtiGrpagS8wDgYD" |
| "VR0PAQH/BAQDAgEGMC4GCCsGAQUFBwEBBCIwIDAeBggrBgEFBQcwAYYSaHR0cDov" |
| "L2cuc3ltY2QuY29tMBIGA1UdEwEB/wQIMAYBAf8CAQAwNQYDVR0fBC4wLDAqoCig" |
| "JoYkaHR0cDovL2cuc3ltY2IuY29tL2NybHMvZ3RnbG9iYWwuY3JsMBcGA1UdIAQQ" |
| "MA4wDAYKKwYBBAHWeQIFATANBgkqhkiG9w0BAQsFAAOCAQEAqvqpIM1qZ4PtXtR+" |
| "3h3Ef+AlBgDFJPupyC1tft6dgmUsgWM0Zj7pUsIItMsv91+ZOmqcUHqFBYx90SpI" |
| "hNMJbHzCzTWf84LuUt5oX+QAihcglvcpjZpNy6jehsgNb1aHA30DP9z6eX0hGfnI" |
| "Oi9RdozHQZJxjyXON/hKTAAj78Q1EK7gI4BzfE00LshukNYQHpmEcxpw8u1VDu4X" |
| "Bupn7jLrLN1nBz/2i8Jw3lsA5rsb0zYaImxssDVCbJAJPZPpZAkiDoUGn8JzIdPm" |
| "X4DkjYUiOnMDsWCOrmji9D6X52ASCWg23jrW4kOVWzeBkoEfu43XrVJkFleW2V40" |
| "fsg12DCCA30wggLmoAMCAQICAxK75jANBgkqhkiG9w0BAQUFADBOMQswCQYDVQQG" |
| "EwJVUzEQMA4GA1UEChMHRXF1aWZheDEtMCsGA1UECxMkRXF1aWZheCBTZWN1cmUg" |
| "Q2VydGlmaWNhdGUgQXV0aG9yaXR5MB4XDTAyMDUyMTA0MDAwMFoXDTE4MDgyMTA0" |
| "MDAwMFowQjELMAkGA1UEBhMCVVMxFjAUBgNVBAoTDUdlb1RydXN0IEluYy4xGzAZ" |
| "BgNVBAMTEkdlb1RydXN0IEdsb2JhbCBDQTCCASIwDQYJKoZIhvcNAQEBBQADggEP" |
| "ADCCAQoCggEBANrMGGMw/fQXIxpWflvfPGw45HG3eJHUvKHYTPioQ7YD6U0hBwiI" |
| "2lgvZjkpvQV4i5046AW3an5xpObEYKaw74DkiSgPniXW7YPzraaRx5jJQhg1FJ2t" |
| "mEaSLk/K8YdDwRaVVy1Q74ktgHpXrfLuX2vSAI25FPgUFTXZwEaje3LIkb/JVSvN" |
| "0Jc+nCZkzN/Ogxlxyk7m1NV7qRnNVd7I7NJeOFPlXE+MLf5QIzb8ZubLjqQ5GQC3" |
| "lQI5kQsO/jgu0R0FmvZNPm8PBx2vLB6PYDni+jZTEznUXiYr2z2oFL0y6xgDKFIE" |
| "ceWrMz3hOLsHNoRinHnqFjD0X8Ar6HFr5PkCAwEAAaOB8DCB7TAfBgNVHSMEGDAW" |
| "gBRI5mj5K9KylddH2CMgEE8zmJCf1DAdBgNVHQ4EFgQUwHqYaI2J+6sFZAwRfap9" |
| "ZbjKzE4wDwYDVR0TAQH/BAUwAwEB/zAOBgNVHQ8BAf8EBAMCAQYwOgYDVR0fBDMw" |
| "MTAvoC2gK4YpaHR0cDovL2NybC5nZW90cnVzdC5jb20vY3Jscy9zZWN1cmVjYS5j" |
| "cmwwTgYDVR0gBEcwRTBDBgRVHSAAMDswOQYIKwYBBQUHAgEWLWh0dHBzOi8vd3d3" |
| "Lmdlb3RydXN0LmNvbS9yZXNvdXJjZXMvcmVwb3NpdG9yeTANBgkqhkiG9w0BAQUF" |
| "AAOBgQB24RJuTksWEoYwBrKBCM/wCMfHcX5m7sLt1Dsf//DwyE7WQziwuTB9GNBV" |
| "g6JqyzYRnOhIZqNtf7gT1Ef+i1pcc/yu2RsyGTirlzQUqpbS66McFAhJtrvlke+D" |
| "NusdVm/K2rxzY5Dkf3s+Iss9B+1fOHSc4wNQTqGvmO5h8oQ/Eg=="; |
| |
| // kBadSessionExtraField is a custom serialized SSL_SESSION generated by replacing |
| // the final (optional) element of |kCustomSession| with tag number 30. |
| static const char kBadSessionExtraField[] = |
| "MIIBdgIBAQICAwMEAsAvBCAG5Q1ndq4Yfmbeo1zwLkNRKmCXGdNgWvGT3cskV0yQ" |
| "kAQwJlrlzkAWBOWiLj/jJ76D7l+UXoizP2KI2C7I2FccqMmIfFmmkUy32nIJ0mZH" |
| "IWoJoQYCBFRDO46iBAICASykAwQBAqUDAgEUphAEDnd3dy5nb29nbGUuY29tqAcE" |
| "BXdvcmxkqQUCAwGJwKqBpwSBpBwUQvoeOk0Kg36SYTcLEkXqKwOBfF9vE4KX0Nxe" |
| "LwjcDTpsuh3qXEaZ992r1N38VDcyS6P7I6HBYN9BsNHM362zZnY27GpTw+Kwd751" |
| "CLoXFPoaMOe57dbBpXoro6Pd3BTbf/Tzr88K06yEOTDKPNj3+inbMaVigtK4PLyP" |
| "q+Topyzvx9USFgRvyuoxn0Hgb+R0A3j6SLRuyOdAi4gv7Y5oliynrSIEIAYGBgYG" |
| "BgYGBgYGBgYGBgYGBgYGBgYGBgYGBgYGBgYGrgMEAQevAwQBBL4DBAEF"; |
| |
| // kBadSessionVersion is a custom serialized SSL_SESSION generated by replacing |
| // the version of |kCustomSession| with 2. |
| static const char kBadSessionVersion[] = |
| "MIIBdgIBAgICAwMEAsAvBCAG5Q1ndq4Yfmbeo1zwLkNRKmCXGdNgWvGT3cskV0yQ" |
| "kAQwJlrlzkAWBOWiLj/jJ76D7l+UXoizP2KI2C7I2FccqMmIfFmmkUy32nIJ0mZH" |
| "IWoJoQYCBFRDO46iBAICASykAwQBAqUDAgEUphAEDnd3dy5nb29nbGUuY29tqAcE" |
| "BXdvcmxkqQUCAwGJwKqBpwSBpBwUQvoeOk0Kg36SYTcLEkXqKwOBfF9vE4KX0Nxe" |
| "LwjcDTpsuh3qXEaZ992r1N38VDcyS6P7I6HBYN9BsNHM362zZnY27GpTw+Kwd751" |
| "CLoXFPoaMOe57dbBpXoro6Pd3BTbf/Tzr88K06yEOTDKPNj3+inbMaVigtK4PLyP" |
| "q+Topyzvx9USFgRvyuoxn0Hgb+R0A3j6SLRuyOdAi4gv7Y5oliynrSIEIAYGBgYG" |
| "BgYGBgYGBgYGBgYGBgYGBgYGBgYGBgYGBgYGrgMEAQevAwQBBLADBAEF"; |
| |
| // kBadSessionTrailingData is a custom serialized SSL_SESSION with trailing data |
| // appended. |
| static const char kBadSessionTrailingData[] = |
| "MIIBdgIBAQICAwMEAsAvBCAG5Q1ndq4Yfmbeo1zwLkNRKmCXGdNgWvGT3cskV0yQ" |
| "kAQwJlrlzkAWBOWiLj/jJ76D7l+UXoizP2KI2C7I2FccqMmIfFmmkUy32nIJ0mZH" |
| "IWoJoQYCBFRDO46iBAICASykAwQBAqUDAgEUphAEDnd3dy5nb29nbGUuY29tqAcE" |
| "BXdvcmxkqQUCAwGJwKqBpwSBpBwUQvoeOk0Kg36SYTcLEkXqKwOBfF9vE4KX0Nxe" |
| "LwjcDTpsuh3qXEaZ992r1N38VDcyS6P7I6HBYN9BsNHM362zZnY27GpTw+Kwd751" |
| "CLoXFPoaMOe57dbBpXoro6Pd3BTbf/Tzr88K06yEOTDKPNj3+inbMaVigtK4PLyP" |
| "q+Topyzvx9USFgRvyuoxn0Hgb+R0A3j6SLRuyOdAi4gv7Y5oliynrSIEIAYGBgYG" |
| "BgYGBgYGBgYGBgYGBgYGBgYGBgYGBgYGBgYGrgMEAQevAwQBBLADBAEFAAAA"; |
| |
| static bool DecodeBase64(std::vector<uint8_t> *out, const char *in) { |
| size_t len; |
| if (!EVP_DecodedLength(&len, strlen(in))) { |
| fprintf(stderr, "EVP_DecodedLength failed\n"); |
| return false; |
| } |
| |
| out->resize(len); |
| if (!EVP_DecodeBase64(out->data(), &len, len, (const uint8_t *)in, |
| strlen(in))) { |
| fprintf(stderr, "EVP_DecodeBase64 failed\n"); |
| return false; |
| } |
| out->resize(len); |
| return true; |
| } |
| |
| static bool TestSSL_SESSIONEncoding(const char *input_b64) { |
| const uint8_t *cptr; |
| uint8_t *ptr; |
| |
| // Decode the input. |
| std::vector<uint8_t> input; |
| if (!DecodeBase64(&input, input_b64)) { |
| return false; |
| } |
| |
| // Verify the SSL_SESSION decodes. |
| bssl::UniquePtr<SSL_CTX> ssl_ctx(SSL_CTX_new(TLS_method())); |
| if (!ssl_ctx) { |
| return false; |
| } |
| bssl::UniquePtr<SSL_SESSION> session( |
| SSL_SESSION_from_bytes(input.data(), input.size(), ssl_ctx.get())); |
| if (!session) { |
| fprintf(stderr, "SSL_SESSION_from_bytes failed\n"); |
| return false; |
| } |
| |
| // Verify the SSL_SESSION encoding round-trips. |
| size_t encoded_len; |
| bssl::UniquePtr<uint8_t> encoded; |
| uint8_t *encoded_raw; |
| if (!SSL_SESSION_to_bytes(session.get(), &encoded_raw, &encoded_len)) { |
| fprintf(stderr, "SSL_SESSION_to_bytes failed\n"); |
| return false; |
| } |
| encoded.reset(encoded_raw); |
| if (encoded_len != input.size() || |
| OPENSSL_memcmp(input.data(), encoded.get(), input.size()) != 0) { |
| fprintf(stderr, "SSL_SESSION_to_bytes did not round-trip\n"); |
| hexdump(stderr, "Before: ", input.data(), input.size()); |
| hexdump(stderr, "After: ", encoded_raw, encoded_len); |
| return false; |
| } |
| |
| // Verify the SSL_SESSION also decodes with the legacy API. |
| cptr = input.data(); |
| session.reset(d2i_SSL_SESSION(NULL, &cptr, input.size())); |
| if (!session || cptr != input.data() + input.size()) { |
| fprintf(stderr, "d2i_SSL_SESSION failed\n"); |
| return false; |
| } |
| |
| // Verify the SSL_SESSION encoding round-trips via the legacy API. |
| int len = i2d_SSL_SESSION(session.get(), NULL); |
| if (len < 0 || (size_t)len != input.size()) { |
| fprintf(stderr, "i2d_SSL_SESSION(NULL) returned invalid length\n"); |
| return false; |
| } |
| |
| encoded.reset((uint8_t *)OPENSSL_malloc(input.size())); |
| if (!encoded) { |
| fprintf(stderr, "malloc failed\n"); |
| return false; |
| } |
| |
| ptr = encoded.get(); |
| len = i2d_SSL_SESSION(session.get(), &ptr); |
| if (len < 0 || (size_t)len != input.size()) { |
| fprintf(stderr, "i2d_SSL_SESSION returned invalid length\n"); |
| return false; |
| } |
| if (ptr != encoded.get() + input.size()) { |
| fprintf(stderr, "i2d_SSL_SESSION did not advance ptr correctly\n"); |
| return false; |
| } |
| if (OPENSSL_memcmp(input.data(), encoded.get(), input.size()) != 0) { |
| fprintf(stderr, "i2d_SSL_SESSION did not round-trip\n"); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| static bool TestBadSSL_SESSIONEncoding(const char *input_b64) { |
| std::vector<uint8_t> input; |
| if (!DecodeBase64(&input, input_b64)) { |
| return false; |
| } |
| |
| // Verify that the SSL_SESSION fails to decode. |
| bssl::UniquePtr<SSL_CTX> ssl_ctx(SSL_CTX_new(TLS_method())); |
| if (!ssl_ctx) { |
| return false; |
| } |
| bssl::UniquePtr<SSL_SESSION> session( |
| SSL_SESSION_from_bytes(input.data(), input.size(), ssl_ctx.get())); |
| if (session) { |
| fprintf(stderr, "SSL_SESSION_from_bytes unexpectedly succeeded\n"); |
| return false; |
| } |
| ERR_clear_error(); |
| return true; |
| } |
| |
| static void ExpectDefaultVersion(uint16_t min_version, uint16_t max_version, |
| const SSL_METHOD *(*method)(void)) { |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(method())); |
| ASSERT_TRUE(ctx); |
| EXPECT_EQ(min_version, ctx->conf_min_version); |
| EXPECT_EQ(max_version, ctx->conf_max_version); |
| } |
| |
| TEST(SSLTest, DefaultVersion) { |
| // TODO(svaldez): Update this when TLS 1.3 is enabled by default. |
| ExpectDefaultVersion(TLS1_VERSION, TLS1_2_VERSION, &TLS_method); |
| ExpectDefaultVersion(TLS1_VERSION, TLS1_VERSION, &TLSv1_method); |
| ExpectDefaultVersion(TLS1_1_VERSION, TLS1_1_VERSION, &TLSv1_1_method); |
| ExpectDefaultVersion(TLS1_2_VERSION, TLS1_2_VERSION, &TLSv1_2_method); |
| ExpectDefaultVersion(TLS1_1_VERSION, TLS1_2_VERSION, &DTLS_method); |
| ExpectDefaultVersion(TLS1_1_VERSION, TLS1_1_VERSION, &DTLSv1_method); |
| ExpectDefaultVersion(TLS1_2_VERSION, TLS1_2_VERSION, &DTLSv1_2_method); |
| } |
| |
| TEST(SSLTest, CipherProperties) { |
| static const struct { |
| int id; |
| const char *standard_name; |
| int cipher_nid; |
| int digest_nid; |
| int kx_nid; |
| int auth_nid; |
| int prf_nid; |
| } kTests[] = { |
| { |
| SSL3_CK_RSA_DES_192_CBC3_SHA, |
| "TLS_RSA_WITH_3DES_EDE_CBC_SHA", |
| NID_des_ede3_cbc, |
| NID_sha1, |
| NID_kx_rsa, |
| NID_auth_rsa, |
| NID_md5_sha1, |
| }, |
| { |
| TLS1_CK_RSA_WITH_AES_128_SHA, |
| "TLS_RSA_WITH_AES_128_CBC_SHA", |
| NID_aes_128_cbc, |
| NID_sha1, |
| NID_kx_rsa, |
| NID_auth_rsa, |
| NID_md5_sha1, |
| }, |
| { |
| TLS1_CK_PSK_WITH_AES_256_CBC_SHA, |
| "TLS_PSK_WITH_AES_256_CBC_SHA", |
| NID_aes_256_cbc, |
| NID_sha1, |
| NID_kx_psk, |
| NID_auth_psk, |
| NID_md5_sha1, |
| }, |
| { |
| TLS1_CK_ECDHE_RSA_WITH_AES_128_SHA256, |
| "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256", |
| NID_aes_128_cbc, |
| NID_sha256, |
| NID_kx_ecdhe, |
| NID_auth_rsa, |
| NID_sha256, |
| }, |
| { |
| TLS1_CK_ECDHE_RSA_WITH_AES_256_SHA384, |
| "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384", |
| NID_aes_256_cbc, |
| NID_sha384, |
| NID_kx_ecdhe, |
| NID_auth_rsa, |
| NID_sha384, |
| }, |
| { |
| TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, |
| "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256", |
| NID_aes_128_gcm, |
| NID_undef, |
| NID_kx_ecdhe, |
| NID_auth_rsa, |
| NID_sha256, |
| }, |
| { |
| TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, |
| "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256", |
| NID_aes_128_gcm, |
| NID_undef, |
| NID_kx_ecdhe, |
| NID_auth_ecdsa, |
| NID_sha256, |
| }, |
| { |
| TLS1_CK_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384, |
| "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384", |
| NID_aes_256_gcm, |
| NID_undef, |
| NID_kx_ecdhe, |
| NID_auth_ecdsa, |
| NID_sha384, |
| }, |
| { |
| TLS1_CK_ECDHE_PSK_WITH_AES_128_CBC_SHA, |
| "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA", |
| NID_aes_128_cbc, |
| NID_sha1, |
| NID_kx_ecdhe, |
| NID_auth_psk, |
| NID_md5_sha1, |
| }, |
| { |
| TLS1_CK_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, |
| "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256", |
| NID_chacha20_poly1305, |
| NID_undef, |
| NID_kx_ecdhe, |
| NID_auth_rsa, |
| NID_sha256, |
| }, |
| { |
| TLS1_CK_AES_256_GCM_SHA384, |
| "TLS_AES_256_GCM_SHA384", |
| NID_aes_256_gcm, |
| NID_undef, |
| NID_kx_any, |
| NID_auth_any, |
| NID_sha384, |
| }, |
| { |
| TLS1_CK_AES_128_GCM_SHA256, |
| "TLS_AES_128_GCM_SHA256", |
| NID_aes_128_gcm, |
| NID_undef, |
| NID_kx_any, |
| NID_auth_any, |
| NID_sha256, |
| }, |
| { |
| TLS1_CK_CHACHA20_POLY1305_SHA256, |
| "TLS_CHACHA20_POLY1305_SHA256", |
| NID_chacha20_poly1305, |
| NID_undef, |
| NID_kx_any, |
| NID_auth_any, |
| NID_sha256, |
| }, |
| }; |
| |
| for (const auto &t : kTests) { |
| SCOPED_TRACE(t.standard_name); |
| |
| const SSL_CIPHER *cipher = SSL_get_cipher_by_value(t.id & 0xffff); |
| ASSERT_TRUE(cipher); |
| EXPECT_STREQ(t.standard_name, SSL_CIPHER_standard_name(cipher)); |
| |
| bssl::UniquePtr<char> rfc_name(SSL_CIPHER_get_rfc_name(cipher)); |
| ASSERT_TRUE(rfc_name); |
| EXPECT_STREQ(t.standard_name, rfc_name.get()); |
| |
| EXPECT_EQ(t.cipher_nid, SSL_CIPHER_get_cipher_nid(cipher)); |
| EXPECT_EQ(t.digest_nid, SSL_CIPHER_get_digest_nid(cipher)); |
| EXPECT_EQ(t.kx_nid, SSL_CIPHER_get_kx_nid(cipher)); |
| EXPECT_EQ(t.auth_nid, SSL_CIPHER_get_auth_nid(cipher)); |
| EXPECT_EQ(t.prf_nid, SSL_CIPHER_get_prf_nid(cipher)); |
| } |
| } |
| |
| // CreateSessionWithTicket returns a sample |SSL_SESSION| with the specified |
| // version and ticket length or nullptr on failure. |
| static bssl::UniquePtr<SSL_SESSION> CreateSessionWithTicket(uint16_t version, |
| size_t ticket_len) { |
| std::vector<uint8_t> der; |
| if (!DecodeBase64(&der, kOpenSSLSession)) { |
| return nullptr; |
| } |
| |
| bssl::UniquePtr<SSL_CTX> ssl_ctx(SSL_CTX_new(TLS_method())); |
| if (!ssl_ctx) { |
| return nullptr; |
| } |
| bssl::UniquePtr<SSL_SESSION> session( |
| SSL_SESSION_from_bytes(der.data(), der.size(), ssl_ctx.get())); |
| if (!session) { |
| return nullptr; |
| } |
| |
| session->ssl_version = version; |
| |
| // Swap out the ticket for a garbage one. |
| OPENSSL_free(session->tlsext_tick); |
| session->tlsext_tick = reinterpret_cast<uint8_t*>(OPENSSL_malloc(ticket_len)); |
| if (session->tlsext_tick == nullptr) { |
| return nullptr; |
| } |
| OPENSSL_memset(session->tlsext_tick, 'a', ticket_len); |
| session->tlsext_ticklen = ticket_len; |
| |
| // Fix up the timeout. |
| #if defined(BORINGSSL_UNSAFE_DETERMINISTIC_MODE) |
| session->time = 1234; |
| #else |
| session->time = time(NULL); |
| #endif |
| return session; |
| } |
| |
| static bool GetClientHello(SSL *ssl, std::vector<uint8_t> *out) { |
| bssl::UniquePtr<BIO> bio(BIO_new(BIO_s_mem())); |
| if (!bio) { |
| return false; |
| } |
| // Do not configure a reading BIO, but record what's written to a memory BIO. |
| BIO_up_ref(bio.get()); |
| SSL_set_bio(ssl, nullptr /* rbio */, bio.get()); |
| int ret = SSL_connect(ssl); |
| if (ret > 0) { |
| // SSL_connect should fail without a BIO to write to. |
| return false; |
| } |
| ERR_clear_error(); |
| |
| const uint8_t *client_hello; |
| size_t client_hello_len; |
| if (!BIO_mem_contents(bio.get(), &client_hello, &client_hello_len)) { |
| return false; |
| } |
| *out = std::vector<uint8_t>(client_hello, client_hello + client_hello_len); |
| return true; |
| } |
| |
| // GetClientHelloLen creates a client SSL connection with the specified version |
| // and ticket length. It returns the length of the ClientHello, not including |
| // the record header, on success and zero on error. |
| static size_t GetClientHelloLen(uint16_t max_version, uint16_t session_version, |
| size_t ticket_len) { |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| bssl::UniquePtr<SSL_SESSION> session = |
| CreateSessionWithTicket(session_version, ticket_len); |
| if (!ctx || !session) { |
| return 0; |
| } |
| |
| // Set a one-element cipher list so the baseline ClientHello is unpadded. |
| bssl::UniquePtr<SSL> ssl(SSL_new(ctx.get())); |
| if (!ssl || !SSL_set_session(ssl.get(), session.get()) || |
| !SSL_set_strict_cipher_list(ssl.get(), "ECDHE-RSA-AES128-GCM-SHA256") || |
| !SSL_set_max_proto_version(ssl.get(), max_version)) { |
| return 0; |
| } |
| |
| std::vector<uint8_t> client_hello; |
| if (!GetClientHello(ssl.get(), &client_hello) || |
| client_hello.size() <= SSL3_RT_HEADER_LENGTH) { |
| return 0; |
| } |
| |
| return client_hello.size() - SSL3_RT_HEADER_LENGTH; |
| } |
| |
| struct PaddingTest { |
| size_t input_len, padded_len; |
| }; |
| |
| static const PaddingTest kPaddingTests[] = { |
| // ClientHellos of length below 0x100 do not require padding. |
| {0xfe, 0xfe}, |
| {0xff, 0xff}, |
| // ClientHellos of length 0x100 through 0x1fb are padded up to 0x200. |
| {0x100, 0x200}, |
| {0x123, 0x200}, |
| {0x1fb, 0x200}, |
| // ClientHellos of length 0x1fc through 0x1ff get padded beyond 0x200. The |
| // padding extension takes a minimum of four bytes plus one required content |
| // byte. (To work around yet more server bugs, we avoid empty final |
| // extensions.) |
| {0x1fc, 0x201}, |
| {0x1fd, 0x202}, |
| {0x1fe, 0x203}, |
| {0x1ff, 0x204}, |
| // Finally, larger ClientHellos need no padding. |
| {0x200, 0x200}, |
| {0x201, 0x201}, |
| }; |
| |
| static bool TestPaddingExtension(uint16_t max_version, |
| uint16_t session_version) { |
| // Sample a baseline length. |
| size_t base_len = GetClientHelloLen(max_version, session_version, 1); |
| if (base_len == 0) { |
| return false; |
| } |
| |
| for (const PaddingTest &test : kPaddingTests) { |
| if (base_len > test.input_len) { |
| fprintf(stderr, |
| "Baseline ClientHello too long (max_version = %04x, " |
| "session_version = %04x).\n", |
| max_version, session_version); |
| return false; |
| } |
| |
| size_t padded_len = GetClientHelloLen(max_version, session_version, |
| 1 + test.input_len - base_len); |
| if (padded_len != test.padded_len) { |
| fprintf(stderr, |
| "%u-byte ClientHello padded to %u bytes, not %u (max_version = " |
| "%04x, session_version = %04x).\n", |
| static_cast<unsigned>(test.input_len), |
| static_cast<unsigned>(padded_len), |
| static_cast<unsigned>(test.padded_len), max_version, |
| session_version); |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| static bssl::UniquePtr<X509> GetTestCertificate() { |
| static const char kCertPEM[] = |
| "-----BEGIN CERTIFICATE-----\n" |
| "MIICWDCCAcGgAwIBAgIJAPuwTC6rEJsMMA0GCSqGSIb3DQEBBQUAMEUxCzAJBgNV\n" |
| "BAYTAkFVMRMwEQYDVQQIDApTb21lLVN0YXRlMSEwHwYDVQQKDBhJbnRlcm5ldCBX\n" |
| "aWRnaXRzIFB0eSBMdGQwHhcNMTQwNDIzMjA1MDQwWhcNMTcwNDIyMjA1MDQwWjBF\n" |
| "MQswCQYDVQQGEwJBVTETMBEGA1UECAwKU29tZS1TdGF0ZTEhMB8GA1UECgwYSW50\n" |
| "ZXJuZXQgV2lkZ2l0cyBQdHkgTHRkMIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKB\n" |
| "gQDYK8imMuRi/03z0K1Zi0WnvfFHvwlYeyK9Na6XJYaUoIDAtB92kWdGMdAQhLci\n" |
| "HnAjkXLI6W15OoV3gA/ElRZ1xUpxTMhjP6PyY5wqT5r6y8FxbiiFKKAnHmUcrgfV\n" |
| "W28tQ+0rkLGMryRtrukXOgXBv7gcrmU7G1jC2a7WqmeI8QIDAQABo1AwTjAdBgNV\n" |
| "HQ4EFgQUi3XVrMsIvg4fZbf6Vr5sp3Xaha8wHwYDVR0jBBgwFoAUi3XVrMsIvg4f\n" |
| "Zbf6Vr5sp3Xaha8wDAYDVR0TBAUwAwEB/zANBgkqhkiG9w0BAQUFAAOBgQA76Hht\n" |
| "ldY9avcTGSwbwoiuIqv0jTL1fHFnzy3RHMLDh+Lpvolc5DSrSJHCP5WuK0eeJXhr\n" |
| "T5oQpHL9z/cCDLAKCKRa4uV0fhEdOWBqyR9p8y5jJtye72t6CuFUV5iqcpF4BH4f\n" |
| "j2VNHwsSrJwkD4QUGlUtH7vwnQmyCFxZMmWAJg==\n" |
| "-----END CERTIFICATE-----\n"; |
| bssl::UniquePtr<BIO> bio(BIO_new_mem_buf(kCertPEM, strlen(kCertPEM))); |
| return bssl::UniquePtr<X509>( |
| PEM_read_bio_X509(bio.get(), nullptr, nullptr, nullptr)); |
| } |
| |
| static bssl::UniquePtr<EVP_PKEY> GetTestKey() { |
| static const char kKeyPEM[] = |
| "-----BEGIN RSA PRIVATE KEY-----\n" |
| "MIICXgIBAAKBgQDYK8imMuRi/03z0K1Zi0WnvfFHvwlYeyK9Na6XJYaUoIDAtB92\n" |
| "kWdGMdAQhLciHnAjkXLI6W15OoV3gA/ElRZ1xUpxTMhjP6PyY5wqT5r6y8FxbiiF\n" |
| "KKAnHmUcrgfVW28tQ+0rkLGMryRtrukXOgXBv7gcrmU7G1jC2a7WqmeI8QIDAQAB\n" |
| "AoGBAIBy09Fd4DOq/Ijp8HeKuCMKTHqTW1xGHshLQ6jwVV2vWZIn9aIgmDsvkjCe\n" |
| "i6ssZvnbjVcwzSoByhjN8ZCf/i15HECWDFFh6gt0P5z0MnChwzZmvatV/FXCT0j+\n" |
| "WmGNB/gkehKjGXLLcjTb6dRYVJSCZhVuOLLcbWIV10gggJQBAkEA8S8sGe4ezyyZ\n" |
| "m4e9r95g6s43kPqtj5rewTsUxt+2n4eVodD+ZUlCULWVNAFLkYRTBCASlSrm9Xhj\n" |
| "QpmWAHJUkQJBAOVzQdFUaewLtdOJoPCtpYoY1zd22eae8TQEmpGOR11L6kbxLQsk\n" |
| "aMly/DOnOaa82tqAGTdqDEZgSNmCeKKknmECQAvpnY8GUOVAubGR6c+W90iBuQLj\n" |
| "LtFp/9ihd2w/PoDwrHZaoUYVcT4VSfJQog/k7kjE4MYXYWL8eEKg3WTWQNECQQDk\n" |
| "104Wi91Umd1PzF0ijd2jXOERJU1wEKe6XLkYYNHWQAe5l4J4MWj9OdxFXAxIuuR/\n" |
| "tfDwbqkta4xcux67//khAkEAvvRXLHTaa6VFzTaiiO8SaFsHV3lQyXOtMrBpB5jd\n" |
| "moZWgjHvB2W9Ckn7sDqsPB+U2tyX0joDdQEyuiMECDY8oQ==\n" |
| "-----END RSA PRIVATE KEY-----\n"; |
| bssl::UniquePtr<BIO> bio(BIO_new_mem_buf(kKeyPEM, strlen(kKeyPEM))); |
| return bssl::UniquePtr<EVP_PKEY>( |
| PEM_read_bio_PrivateKey(bio.get(), nullptr, nullptr, nullptr)); |
| } |
| |
| static bssl::UniquePtr<X509> GetECDSATestCertificate() { |
| static const char kCertPEM[] = |
| "-----BEGIN CERTIFICATE-----\n" |
| "MIIBzzCCAXagAwIBAgIJANlMBNpJfb/rMAkGByqGSM49BAEwRTELMAkGA1UEBhMC\n" |
| "QVUxEzARBgNVBAgMClNvbWUtU3RhdGUxITAfBgNVBAoMGEludGVybmV0IFdpZGdp\n" |
| "dHMgUHR5IEx0ZDAeFw0xNDA0MjMyMzIxNTdaFw0xNDA1MjMyMzIxNTdaMEUxCzAJ\n" |
| "BgNVBAYTAkFVMRMwEQYDVQQIDApTb21lLVN0YXRlMSEwHwYDVQQKDBhJbnRlcm5l\n" |
| "dCBXaWRnaXRzIFB0eSBMdGQwWTATBgcqhkjOPQIBBggqhkjOPQMBBwNCAATmK2ni\n" |
| "v2Wfl74vHg2UikzVl2u3qR4NRvvdqakendy6WgHn1peoChj5w8SjHlbifINI2xYa\n" |
| "HPUdfvGULUvPciLBo1AwTjAdBgNVHQ4EFgQUq4TSrKuV8IJOFngHVVdf5CaNgtEw\n" |
| "HwYDVR0jBBgwFoAUq4TSrKuV8IJOFngHVVdf5CaNgtEwDAYDVR0TBAUwAwEB/zAJ\n" |
| "BgcqhkjOPQQBA0gAMEUCIQDyoDVeUTo2w4J5m+4nUIWOcAZ0lVfSKXQA9L4Vh13E\n" |
| "BwIgfB55FGohg/B6dGh5XxSZmmi08cueFV7mHzJSYV51yRQ=\n" |
| "-----END CERTIFICATE-----\n"; |
| bssl::UniquePtr<BIO> bio(BIO_new_mem_buf(kCertPEM, strlen(kCertPEM))); |
| return bssl::UniquePtr<X509>(PEM_read_bio_X509(bio.get(), nullptr, nullptr, nullptr)); |
| } |
| |
| static bssl::UniquePtr<EVP_PKEY> GetECDSATestKey() { |
| static const char kKeyPEM[] = |
| "-----BEGIN PRIVATE KEY-----\n" |
| "MIGHAgEAMBMGByqGSM49AgEGCCqGSM49AwEHBG0wawIBAQQgBw8IcnrUoEqc3VnJ\n" |
| "TYlodwi1b8ldMHcO6NHJzgqLtGqhRANCAATmK2niv2Wfl74vHg2UikzVl2u3qR4N\n" |
| "Rvvdqakendy6WgHn1peoChj5w8SjHlbifINI2xYaHPUdfvGULUvPciLB\n" |
| "-----END PRIVATE KEY-----\n"; |
| bssl::UniquePtr<BIO> bio(BIO_new_mem_buf(kKeyPEM, strlen(kKeyPEM))); |
| return bssl::UniquePtr<EVP_PKEY>( |
| PEM_read_bio_PrivateKey(bio.get(), nullptr, nullptr, nullptr)); |
| } |
| |
| static bssl::UniquePtr<CRYPTO_BUFFER> BufferFromPEM(const char *pem) { |
| bssl::UniquePtr<BIO> bio(BIO_new_mem_buf(pem, strlen(pem))); |
| char *name, *header; |
| uint8_t *data; |
| long data_len; |
| if (!PEM_read_bio(bio.get(), &name, &header, &data, |
| &data_len)) { |
| return nullptr; |
| } |
| OPENSSL_free(name); |
| OPENSSL_free(header); |
| |
| auto ret = bssl::UniquePtr<CRYPTO_BUFFER>( |
| CRYPTO_BUFFER_new(data, data_len, nullptr)); |
| OPENSSL_free(data); |
| return ret; |
| } |
| |
| static bssl::UniquePtr<CRYPTO_BUFFER> GetChainTestCertificateBuffer() { |
| static const char kCertPEM[] = |
| "-----BEGIN CERTIFICATE-----\n" |
| "MIIC0jCCAbqgAwIBAgICEAAwDQYJKoZIhvcNAQELBQAwDzENMAsGA1UEAwwEQiBD\n" |
| "QTAeFw0xNjAyMjgyMDI3MDNaFw0yNjAyMjUyMDI3MDNaMBgxFjAUBgNVBAMMDUNs\n" |
| "aWVudCBDZXJ0IEEwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDRvaz8\n" |
| "CC/cshpCafJo4jLkHEoBqDLhdgFelJoAiQUyIqyWl2O7YHPnpJH+TgR7oelzNzt/\n" |
| "kLRcH89M/TszB6zqyLTC4aqmvzKL0peD/jL2LWBucR0WXIvjA3zoRuF/x86+rYH3\n" |
| "tHb+xs2PSs8EGL/Ev+ss+qTzTGEn26fuGNHkNw6tOwPpc+o8+wUtzf/kAthamo+c\n" |
| "IDs2rQ+lP7+aLZTLeU/q4gcLutlzcK5imex5xy2jPkweq48kijK0kIzl1cPlA5d1\n" |
| "z7C8jU50Pj9X9sQDJTN32j7UYRisJeeYQF8GaaN8SbrDI6zHgKzrRLyxDt/KQa9V\n" |
| "iLeXANgZi+Xx9KgfAgMBAAGjLzAtMAwGA1UdEwEB/wQCMAAwHQYDVR0lBBYwFAYI\n" |
| "KwYBBQUHAwEGCCsGAQUFBwMCMA0GCSqGSIb3DQEBCwUAA4IBAQBFEVbmYl+2RtNw\n" |
| "rDftRDF1v2QUbcN2ouSnQDHxeDQdSgasLzT3ui8iYu0Rw2WWcZ0DV5e0ztGPhWq7\n" |
| "AO0B120aFRMOY+4+bzu9Q2FFkQqc7/fKTvTDzIJI5wrMnFvUfzzvxh3OHWMYSs/w\n" |
| "giq33hTKeHEq6Jyk3btCny0Ycecyc3yGXH10sizUfiHlhviCkDuESk8mFDwDDzqW\n" |
| "ZF0IipzFbEDHoIxLlm3GQxpiLoEV4k8KYJp3R5KBLFyxM6UGPz8h72mIPCJp2RuK\n" |
| "MYgF91UDvVzvnYm6TfseM2+ewKirC00GOrZ7rEcFvtxnKSqYf4ckqfNdSU1Y+RRC\n" |
| "1ngWZ7Ih\n" |
| "-----END CERTIFICATE-----\n"; |
| return BufferFromPEM(kCertPEM); |
| } |
| |
| static bssl::UniquePtr<X509> X509FromBuffer( |
| bssl::UniquePtr<CRYPTO_BUFFER> buffer) { |
| if (!buffer) { |
| return nullptr; |
| } |
| const uint8_t *derp = CRYPTO_BUFFER_data(buffer.get()); |
| return bssl::UniquePtr<X509>( |
| d2i_X509(NULL, &derp, CRYPTO_BUFFER_len(buffer.get()))); |
| } |
| |
| static bssl::UniquePtr<X509> GetChainTestCertificate() { |
| return X509FromBuffer(GetChainTestCertificateBuffer()); |
| } |
| |
| static bssl::UniquePtr<CRYPTO_BUFFER> GetChainTestIntermediateBuffer() { |
| static const char kCertPEM[] = |
| "-----BEGIN CERTIFICATE-----\n" |
| "MIICwjCCAaqgAwIBAgICEAEwDQYJKoZIhvcNAQELBQAwFDESMBAGA1UEAwwJQyBS\n" |
| "b290IENBMB4XDTE2MDIyODIwMjcwM1oXDTI2MDIyNTIwMjcwM1owDzENMAsGA1UE\n" |
| "AwwEQiBDQTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALsSCYmDip2D\n" |
| "GkjFxw7ykz26JSjELkl6ArlYjFJ3aT/SCh8qbS4gln7RH8CPBd78oFdfhIKQrwtZ\n" |
| "3/q21ykD9BAS3qHe2YdcJfm8/kWAy5DvXk6NXU4qX334KofBAEpgdA/igEFq1P1l\n" |
| "HAuIfZCpMRfT+i5WohVsGi8f/NgpRvVaMONLNfgw57mz1lbtFeBEISmX0kbsuJxF\n" |
| "Qj/Bwhi5/0HAEXG8e7zN4cEx0yPRvmOATRdVb/8dW2pwOHRJq9R5M0NUkIsTSnL7\n" |
| "6N/z8hRAHMsV3IudC5Yd7GXW1AGu9a+iKU+Q4xcZCoj0DC99tL4VKujrV1kAeqsM\n" |
| "cz5/dKzi6+cCAwEAAaMjMCEwDwYDVR0TAQH/BAUwAwEB/zAOBgNVHQ8BAf8EBAMC\n" |
| "AQYwDQYJKoZIhvcNAQELBQADggEBAIIeZiEeNhWWQ8Y4D+AGDwqUUeG8NjCbKrXQ\n" |
| "BlHg5wZ8xftFaiP1Dp/UAezmx2LNazdmuwrYB8lm3FVTyaPDTKEGIPS4wJKHgqH1\n" |
| "QPDhqNm85ey7TEtI9oYjsNim/Rb+iGkIAMXaxt58SzxbjvP0kMr1JfJIZbic9vye\n" |
| "NwIspMFIpP3FB8ywyu0T0hWtCQgL4J47nigCHpOu58deP88fS/Nyz/fyGVWOZ76b\n" |
| "WhWwgM3P3X95fQ3d7oFPR/bVh0YV+Cf861INwplokXgXQ3/TCQ+HNXeAMWn3JLWv\n" |
| "XFwk8owk9dq/kQGdndGgy3KTEW4ctPX5GNhf3LJ9Q7dLji4ReQ4=\n" |
| "-----END CERTIFICATE-----\n"; |
| return BufferFromPEM(kCertPEM); |
| } |
| |
| static bssl::UniquePtr<X509> GetChainTestIntermediate() { |
| return X509FromBuffer(GetChainTestIntermediateBuffer()); |
| } |
| |
| static bssl::UniquePtr<EVP_PKEY> GetChainTestKey() { |
| static const char kKeyPEM[] = |
| "-----BEGIN PRIVATE KEY-----\n" |
| "MIIEvgIBADANBgkqhkiG9w0BAQEFAASCBKgwggSkAgEAAoIBAQDRvaz8CC/cshpC\n" |
| "afJo4jLkHEoBqDLhdgFelJoAiQUyIqyWl2O7YHPnpJH+TgR7oelzNzt/kLRcH89M\n" |
| "/TszB6zqyLTC4aqmvzKL0peD/jL2LWBucR0WXIvjA3zoRuF/x86+rYH3tHb+xs2P\n" |
| "Ss8EGL/Ev+ss+qTzTGEn26fuGNHkNw6tOwPpc+o8+wUtzf/kAthamo+cIDs2rQ+l\n" |
| "P7+aLZTLeU/q4gcLutlzcK5imex5xy2jPkweq48kijK0kIzl1cPlA5d1z7C8jU50\n" |
| "Pj9X9sQDJTN32j7UYRisJeeYQF8GaaN8SbrDI6zHgKzrRLyxDt/KQa9ViLeXANgZ\n" |
| "i+Xx9KgfAgMBAAECggEBAK0VjSJzkyPaamcyTVSWjo7GdaBGcK60lk657RjR+lK0\n" |
| "YJ7pkej4oM2hdsVZFsP8Cs4E33nXLa/0pDsRov/qrp0WQm2skwqGMC1I/bZ0WRPk\n" |
| "wHaDrBBfESWnJDX/AGpVtlyOjPmgmK6J2usMPihQUDkKdAYrVWJePrMIxt1q6BMe\n" |
| "iczs3qriMmtY3bUc4UyUwJ5fhDLjshHvfuIpYQyI6EXZM6dZksn9LylXJnigY6QJ\n" |
| "HxOYO0BDwOsZ8yQ8J8afLk88i0GizEkgE1z3REtQUwgWfxr1WV/ud+T6/ZhSAgH9\n" |
| "042mQvSFZnIUSEsmCvjhWuAunfxHKCTcAoYISWfzWpkCgYEA7gpf3HHU5Tn+CgUn\n" |
| "1X5uGpG3DmcMgfeGgs2r2f/IIg/5Ac1dfYILiybL1tN9zbyLCJfcbFpWBc9hJL6f\n" |
| "CPc5hUiwWFJqBJewxQkC1Ae/HakHbip+IZ+Jr0842O4BAArvixk4Lb7/N2Ct9sTE\n" |
| "NJO6RtK9lbEZ5uK61DglHy8CS2UCgYEA4ZC1o36kPAMQBggajgnucb2yuUEelk0f\n" |
| "AEr+GI32MGE+93xMr7rAhBoqLg4AITyIfEnOSQ5HwagnIHonBbv1LV/Gf9ursx8Z\n" |
| "YOGbvT8zzzC+SU1bkDzdjAYnFQVGIjMtKOBJ3K07++ypwX1fr4QsQ8uKL8WSOWwt\n" |
| "Z3Bym6XiZzMCgYADnhy+2OwHX85AkLt+PyGlPbmuelpyTzS4IDAQbBa6jcuW/2wA\n" |
| "UE2km75VUXmD+u2R/9zVuLm99NzhFhSMqlUxdV1YukfqMfP5yp1EY6m/5aW7QuIP\n" |
| "2MDa7TVL9rIFMiVZ09RKvbBbQxjhuzPQKL6X/PPspnhiTefQ+dl2k9xREQKBgHDS\n" |
| "fMfGNEeAEKezrfSVqxphE9/tXms3L+ZpnCaT+yu/uEr5dTIAawKoQ6i9f/sf1/Sy\n" |
| "xedsqR+IB+oKrzIDDWMgoJybN4pkZ8E5lzhVQIjFjKgFdWLzzqyW9z1gYfABQPlN\n" |
| "FiS20WX0vgP1vcKAjdNrHzc9zyHBpgQzDmAj3NZZAoGBAI8vKCKdH7w3aL5CNkZQ\n" |
| "2buIeWNA2HZazVwAGG5F2TU/LmXfRKnG6dX5bkU+AkBZh56jNZy//hfFSewJB4Kk\n" |
| "buB7ERSdaNbO21zXt9FEA3+z0RfMd/Zv2vlIWOSB5nzl/7UKti3sribK6s9ZVLfi\n" |
| "SxpiPQ8d/hmSGwn4ksrWUsJD\n" |
| "-----END PRIVATE KEY-----\n"; |
| bssl::UniquePtr<BIO> bio(BIO_new_mem_buf(kKeyPEM, strlen(kKeyPEM))); |
| return bssl::UniquePtr<EVP_PKEY>( |
| PEM_read_bio_PrivateKey(bio.get(), nullptr, nullptr, nullptr)); |
| } |
| |
| // Test that |SSL_get_client_CA_list| echoes back the configured parameter even |
| // before configuring as a server. |
| TEST(SSLTest, ClientCAList) { |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| bssl::UniquePtr<SSL> ssl(SSL_new(ctx.get())); |
| ASSERT_TRUE(ssl); |
| |
| bssl::UniquePtr<X509_NAME> name(X509_NAME_new()); |
| ASSERT_TRUE(name); |
| |
| bssl::UniquePtr<X509_NAME> name_dup(X509_NAME_dup(name.get())); |
| ASSERT_TRUE(name_dup); |
| |
| bssl::UniquePtr<STACK_OF(X509_NAME)> stack(sk_X509_NAME_new_null()); |
| ASSERT_TRUE(stack); |
| |
| ASSERT_TRUE(sk_X509_NAME_push(stack.get(), name_dup.get())); |
| name_dup.release(); |
| |
| // |SSL_set_client_CA_list| takes ownership. |
| SSL_set_client_CA_list(ssl.get(), stack.release()); |
| |
| STACK_OF(X509_NAME) *result = SSL_get_client_CA_list(ssl.get()); |
| ASSERT_TRUE(result); |
| ASSERT_EQ(1u, sk_X509_NAME_num(result)); |
| EXPECT_EQ(0, X509_NAME_cmp(sk_X509_NAME_value(result, 0), name.get())); |
| } |
| |
| TEST(SSLTest, AddClientCA) { |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| bssl::UniquePtr<SSL> ssl(SSL_new(ctx.get())); |
| ASSERT_TRUE(ssl); |
| |
| bssl::UniquePtr<X509> cert1 = GetTestCertificate(); |
| bssl::UniquePtr<X509> cert2 = GetChainTestCertificate(); |
| ASSERT_TRUE(cert1 && cert2); |
| X509_NAME *name1 = X509_get_subject_name(cert1.get()); |
| X509_NAME *name2 = X509_get_subject_name(cert2.get()); |
| |
| EXPECT_EQ(0u, sk_X509_NAME_num(SSL_get_client_CA_list(ssl.get()))); |
| |
| ASSERT_TRUE(SSL_add_client_CA(ssl.get(), cert1.get())); |
| ASSERT_TRUE(SSL_add_client_CA(ssl.get(), cert2.get())); |
| |
| STACK_OF(X509_NAME) *list = SSL_get_client_CA_list(ssl.get()); |
| ASSERT_EQ(2u, sk_X509_NAME_num(list)); |
| EXPECT_EQ(0, X509_NAME_cmp(sk_X509_NAME_value(list, 0), name1)); |
| EXPECT_EQ(0, X509_NAME_cmp(sk_X509_NAME_value(list, 1), name2)); |
| |
| ASSERT_TRUE(SSL_add_client_CA(ssl.get(), cert1.get())); |
| |
| list = SSL_get_client_CA_list(ssl.get()); |
| ASSERT_EQ(3u, sk_X509_NAME_num(list)); |
| EXPECT_EQ(0, X509_NAME_cmp(sk_X509_NAME_value(list, 0), name1)); |
| EXPECT_EQ(0, X509_NAME_cmp(sk_X509_NAME_value(list, 1), name2)); |
| EXPECT_EQ(0, X509_NAME_cmp(sk_X509_NAME_value(list, 2), name1)); |
| } |
| |
| static void AppendSession(SSL_SESSION *session, void *arg) { |
| std::vector<SSL_SESSION*> *out = |
| reinterpret_cast<std::vector<SSL_SESSION*>*>(arg); |
| out->push_back(session); |
| } |
| |
| // CacheEquals returns true if |ctx|'s session cache consists of |expected|, in |
| // order. |
| static bool CacheEquals(SSL_CTX *ctx, |
| const std::vector<SSL_SESSION*> &expected) { |
| // Check the linked list. |
| SSL_SESSION *ptr = ctx->session_cache_head; |
| for (SSL_SESSION *session : expected) { |
| if (ptr != session) { |
| return false; |
| } |
| // TODO(davidben): This is an absurd way to denote the end of the list. |
| if (ptr->next == |
| reinterpret_cast<SSL_SESSION *>(&ctx->session_cache_tail)) { |
| ptr = nullptr; |
| } else { |
| ptr = ptr->next; |
| } |
| } |
| if (ptr != nullptr) { |
| return false; |
| } |
| |
| // Check the hash table. |
| std::vector<SSL_SESSION*> actual, expected_copy; |
| lh_SSL_SESSION_doall_arg(ctx->sessions, AppendSession, &actual); |
| expected_copy = expected; |
| |
| std::sort(actual.begin(), actual.end()); |
| std::sort(expected_copy.begin(), expected_copy.end()); |
| |
| return actual == expected_copy; |
| } |
| |
| static bssl::UniquePtr<SSL_SESSION> CreateTestSession(uint32_t number) { |
| bssl::UniquePtr<SSL_CTX> ssl_ctx(SSL_CTX_new(TLS_method())); |
| if (!ssl_ctx) { |
| return nullptr; |
| } |
| bssl::UniquePtr<SSL_SESSION> ret(SSL_SESSION_new(ssl_ctx.get())); |
| if (!ret) { |
| return nullptr; |
| } |
| |
| ret->session_id_length = SSL3_SSL_SESSION_ID_LENGTH; |
| OPENSSL_memset(ret->session_id, 0, ret->session_id_length); |
| OPENSSL_memcpy(ret->session_id, &number, sizeof(number)); |
| return ret; |
| } |
| |
| // Test that the internal session cache behaves as expected. |
| TEST(SSLTest, InternalSessionCache) { |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| |
| // Prepare 10 test sessions. |
| std::vector<bssl::UniquePtr<SSL_SESSION>> sessions; |
| for (int i = 0; i < 10; i++) { |
| bssl::UniquePtr<SSL_SESSION> session = CreateTestSession(i); |
| ASSERT_TRUE(session); |
| sessions.push_back(std::move(session)); |
| } |
| |
| SSL_CTX_sess_set_cache_size(ctx.get(), 5); |
| |
| // Insert all the test sessions. |
| for (const auto &session : sessions) { |
| ASSERT_TRUE(SSL_CTX_add_session(ctx.get(), session.get())); |
| } |
| |
| // Only the last five should be in the list. |
| ASSERT_TRUE(CacheEquals( |
| ctx.get(), {sessions[9].get(), sessions[8].get(), sessions[7].get(), |
| sessions[6].get(), sessions[5].get()})); |
| |
| // Inserting an element already in the cache should fail and leave the cache |
| // unchanged. |
| ASSERT_FALSE(SSL_CTX_add_session(ctx.get(), sessions[7].get())); |
| ASSERT_TRUE(CacheEquals( |
| ctx.get(), {sessions[9].get(), sessions[8].get(), sessions[7].get(), |
| sessions[6].get(), sessions[5].get()})); |
| |
| // Although collisions should be impossible (256-bit session IDs), the cache |
| // must handle them gracefully. |
| bssl::UniquePtr<SSL_SESSION> collision(CreateTestSession(7)); |
| ASSERT_TRUE(collision); |
| ASSERT_TRUE(SSL_CTX_add_session(ctx.get(), collision.get())); |
| ASSERT_TRUE(CacheEquals( |
| ctx.get(), {collision.get(), sessions[9].get(), sessions[8].get(), |
| sessions[6].get(), sessions[5].get()})); |
| |
| // Removing sessions behaves correctly. |
| ASSERT_TRUE(SSL_CTX_remove_session(ctx.get(), sessions[6].get())); |
| ASSERT_TRUE(CacheEquals(ctx.get(), {collision.get(), sessions[9].get(), |
| sessions[8].get(), sessions[5].get()})); |
| |
| // Removing sessions requires an exact match. |
| ASSERT_FALSE(SSL_CTX_remove_session(ctx.get(), sessions[0].get())); |
| ASSERT_FALSE(SSL_CTX_remove_session(ctx.get(), sessions[7].get())); |
| |
| // The cache remains unchanged. |
| ASSERT_TRUE(CacheEquals(ctx.get(), {collision.get(), sessions[9].get(), |
| sessions[8].get(), sessions[5].get()})); |
| } |
| |
| static uint16_t EpochFromSequence(uint64_t seq) { |
| return static_cast<uint16_t>(seq >> 48); |
| } |
| |
| static const uint8_t kTestName[] = { |
| 0x30, 0x45, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, |
| 0x02, 0x41, 0x55, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x08, |
| 0x0c, 0x0a, 0x53, 0x6f, 0x6d, 0x65, 0x2d, 0x53, 0x74, 0x61, 0x74, 0x65, |
| 0x31, 0x21, 0x30, 0x1f, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x0c, 0x18, 0x49, |
| 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x20, 0x57, 0x69, 0x64, 0x67, |
| 0x69, 0x74, 0x73, 0x20, 0x50, 0x74, 0x79, 0x20, 0x4c, 0x74, 0x64, |
| }; |
| |
| static bool CompleteHandshakes(SSL *client, SSL *server) { |
| // Drive both their handshakes to completion. |
| for (;;) { |
| int client_ret = SSL_do_handshake(client); |
| int client_err = SSL_get_error(client, client_ret); |
| if (client_err != SSL_ERROR_NONE && |
| client_err != SSL_ERROR_WANT_READ && |
| client_err != SSL_ERROR_WANT_WRITE && |
| client_err != SSL_ERROR_PENDING_TICKET) { |
| fprintf(stderr, "Client error: %d\n", client_err); |
| return false; |
| } |
| |
| int server_ret = SSL_do_handshake(server); |
| int server_err = SSL_get_error(server, server_ret); |
| if (server_err != SSL_ERROR_NONE && |
| server_err != SSL_ERROR_WANT_READ && |
| server_err != SSL_ERROR_WANT_WRITE && |
| server_err != SSL_ERROR_PENDING_TICKET) { |
| fprintf(stderr, "Server error: %d\n", server_err); |
| return false; |
| } |
| |
| if (client_ret == 1 && server_ret == 1) { |
| break; |
| } |
| } |
| |
| return true; |
| } |
| |
| struct ClientConfig { |
| SSL_SESSION *session = nullptr; |
| std::string servername; |
| }; |
| |
| static bool ConnectClientAndServer(bssl::UniquePtr<SSL> *out_client, |
| bssl::UniquePtr<SSL> *out_server, |
| SSL_CTX *client_ctx, SSL_CTX *server_ctx, |
| const ClientConfig &config = ClientConfig()) { |
| bssl::UniquePtr<SSL> client(SSL_new(client_ctx)), server(SSL_new(server_ctx)); |
| if (!client || !server) { |
| return false; |
| } |
| SSL_set_connect_state(client.get()); |
| SSL_set_accept_state(server.get()); |
| |
| if (config.session) { |
| SSL_set_session(client.get(), config.session); |
| } |
| if (!config.servername.empty() && |
| !SSL_set_tlsext_host_name(client.get(), config.servername.c_str())) { |
| return false; |
| } |
| |
| BIO *bio1, *bio2; |
| if (!BIO_new_bio_pair(&bio1, 0, &bio2, 0)) { |
| return false; |
| } |
| // SSL_set_bio takes ownership. |
| SSL_set_bio(client.get(), bio1, bio1); |
| SSL_set_bio(server.get(), bio2, bio2); |
| |
| if (!CompleteHandshakes(client.get(), server.get())) { |
| return false; |
| } |
| |
| *out_client = std::move(client); |
| *out_server = std::move(server); |
| return true; |
| } |
| |
| // SSLVersionTest executes its test cases under all available protocol versions. |
| // Test cases call |Connect| to create a connection using context objects with |
| // the protocol version fixed to the current version under test. |
| class SSLVersionTest : public ::testing::TestWithParam<VersionParam> { |
| protected: |
| SSLVersionTest() : cert_(GetTestCertificate()), key_(GetTestKey()) {} |
| |
| void SetUp() { ResetContexts(); } |
| |
| bssl::UniquePtr<SSL_CTX> CreateContext() const { |
| const SSL_METHOD *method = is_dtls() ? DTLS_method() : TLS_method(); |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(method)); |
| if (!ctx || !SSL_CTX_set_min_proto_version(ctx.get(), version()) || |
| !SSL_CTX_set_max_proto_version(ctx.get(), version())) { |
| return nullptr; |
| } |
| return ctx; |
| } |
| |
| void ResetContexts() { |
| ASSERT_TRUE(cert_); |
| ASSERT_TRUE(key_); |
| client_ctx_ = CreateContext(); |
| ASSERT_TRUE(client_ctx_); |
| server_ctx_ = CreateContext(); |
| ASSERT_TRUE(server_ctx_); |
| // Set up a server cert. Client certs can be set up explicitly. |
| ASSERT_TRUE(UseCertAndKey(server_ctx_.get())); |
| } |
| |
| bool UseCertAndKey(SSL_CTX *ctx) const { |
| return SSL_CTX_use_certificate(ctx, cert_.get()) && |
| SSL_CTX_use_PrivateKey(ctx, key_.get()); |
| } |
| |
| bool Connect(const ClientConfig &config = ClientConfig()) { |
| return ConnectClientAndServer(&client_, &server_, client_ctx_.get(), |
| server_ctx_.get(), config); |
| } |
| |
| uint16_t version() const { return GetParam().version; } |
| |
| bool is_dtls() const { |
| return GetParam().ssl_method == VersionParam::is_dtls; |
| } |
| |
| bssl::UniquePtr<SSL> client_, server_; |
| bssl::UniquePtr<SSL_CTX> server_ctx_, client_ctx_; |
| bssl::UniquePtr<X509> cert_; |
| bssl::UniquePtr<EVP_PKEY> key_; |
| }; |
| |
| INSTANTIATE_TEST_CASE_P(WithVersion, SSLVersionTest, |
| testing::ValuesIn(kAllVersions), |
| [](const testing::TestParamInfo<VersionParam> &i) { |
| return i.param.name; |
| }); |
| |
| TEST_P(SSLVersionTest, SequenceNumber) { |
| ASSERT_TRUE(Connect()); |
| |
| // Drain any post-handshake messages to ensure there are no unread records |
| // on either end. |
| uint8_t byte = 0; |
| ASSERT_LE(SSL_read(client_.get(), &byte, 1), 0); |
| ASSERT_LE(SSL_read(server_.get(), &byte, 1), 0); |
| |
| uint64_t client_read_seq = SSL_get_read_sequence(client_.get()); |
| uint64_t client_write_seq = SSL_get_write_sequence(client_.get()); |
| uint64_t server_read_seq = SSL_get_read_sequence(server_.get()); |
| uint64_t server_write_seq = SSL_get_write_sequence(server_.get()); |
| |
| if (is_dtls()) { |
| // Both client and server must be at epoch 1. |
| EXPECT_EQ(EpochFromSequence(client_read_seq), 1); |
| EXPECT_EQ(EpochFromSequence(client_write_seq), 1); |
| EXPECT_EQ(EpochFromSequence(server_read_seq), 1); |
| EXPECT_EQ(EpochFromSequence(server_write_seq), 1); |
| |
| // The next record to be written should exceed the largest received. |
| EXPECT_GT(client_write_seq, server_read_seq); |
| EXPECT_GT(server_write_seq, client_read_seq); |
| } else { |
| // The next record to be written should equal the next to be received. |
| EXPECT_EQ(client_write_seq, server_read_seq); |
| EXPECT_EQ(server_write_seq, client_read_seq); |
| } |
| |
| // Send a record from client to server. |
| EXPECT_EQ(SSL_write(client_.get(), &byte, 1), 1); |
| EXPECT_EQ(SSL_read(server_.get(), &byte, 1), 1); |
| |
| // The client write and server read sequence numbers should have |
| // incremented. |
| EXPECT_EQ(client_write_seq + 1, SSL_get_write_sequence(client_.get())); |
| EXPECT_EQ(server_read_seq + 1, SSL_get_read_sequence(server_.get())); |
| } |
| |
| TEST_P(SSLVersionTest, OneSidedShutdown) { |
| // SSL_shutdown is a no-op in DTLS. |
| if (is_dtls()) { |
| return; |
| } |
| ASSERT_TRUE(Connect()); |
| |
| // Shut down half the connection. SSL_shutdown will return 0 to signal only |
| // one side has shut down. |
| ASSERT_EQ(SSL_shutdown(client_.get()), 0); |
| |
| // Reading from the server should consume the EOF. |
| uint8_t byte; |
| ASSERT_EQ(SSL_read(server_.get(), &byte, 1), 0); |
| ASSERT_EQ(SSL_get_error(server_.get(), 0), SSL_ERROR_ZERO_RETURN); |
| |
| // However, the server may continue to write data and then shut down the |
| // connection. |
| byte = 42; |
| ASSERT_EQ(SSL_write(server_.get(), &byte, 1), 1); |
| ASSERT_EQ(SSL_read(client_.get(), &byte, 1), 1); |
| ASSERT_EQ(byte, 42); |
| |
| // The server may then shutdown the connection. |
| EXPECT_EQ(SSL_shutdown(server_.get()), 1); |
| EXPECT_EQ(SSL_shutdown(client_.get()), 1); |
| } |
| |
| TEST(SSLTest, SessionDuplication) { |
| bssl::UniquePtr<SSL_CTX> client_ctx(SSL_CTX_new(TLS_method())); |
| bssl::UniquePtr<SSL_CTX> server_ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(client_ctx); |
| ASSERT_TRUE(server_ctx); |
| |
| bssl::UniquePtr<X509> cert = GetTestCertificate(); |
| bssl::UniquePtr<EVP_PKEY> key = GetTestKey(); |
| ASSERT_TRUE(cert); |
| ASSERT_TRUE(key); |
| ASSERT_TRUE(SSL_CTX_use_certificate(server_ctx.get(), cert.get())); |
| ASSERT_TRUE(SSL_CTX_use_PrivateKey(server_ctx.get(), key.get())); |
| |
| bssl::UniquePtr<SSL> client, server; |
| ASSERT_TRUE(ConnectClientAndServer(&client, &server, client_ctx.get(), |
| server_ctx.get())); |
| |
| SSL_SESSION *session0 = SSL_get_session(client.get()); |
| bssl::UniquePtr<SSL_SESSION> session1 = |
| bssl::SSL_SESSION_dup(session0, SSL_SESSION_DUP_ALL); |
| ASSERT_TRUE(session1); |
| |
| session1->not_resumable = 0; |
| |
| uint8_t *s0_bytes, *s1_bytes; |
| size_t s0_len, s1_len; |
| |
| ASSERT_TRUE(SSL_SESSION_to_bytes(session0, &s0_bytes, &s0_len)); |
| bssl::UniquePtr<uint8_t> free_s0(s0_bytes); |
| |
| ASSERT_TRUE(SSL_SESSION_to_bytes(session1.get(), &s1_bytes, &s1_len)); |
| bssl::UniquePtr<uint8_t> free_s1(s1_bytes); |
| |
| EXPECT_EQ(Bytes(s0_bytes, s0_len), Bytes(s1_bytes, s1_len)); |
| } |
| |
| static void ExpectFDs(const SSL *ssl, int rfd, int wfd) { |
| EXPECT_EQ(rfd, SSL_get_fd(ssl)); |
| EXPECT_EQ(rfd, SSL_get_rfd(ssl)); |
| EXPECT_EQ(wfd, SSL_get_wfd(ssl)); |
| |
| // The wrapper BIOs are always equal when fds are equal, even if set |
| // individually. |
| if (rfd == wfd) { |
| EXPECT_EQ(SSL_get_rbio(ssl), SSL_get_wbio(ssl)); |
| } |
| } |
| |
| TEST(SSLTest, SetFD) { |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| |
| // Test setting different read and write FDs. |
| bssl::UniquePtr<SSL> ssl(SSL_new(ctx.get())); |
| ASSERT_TRUE(ssl); |
| EXPECT_TRUE(SSL_set_rfd(ssl.get(), 1)); |
| EXPECT_TRUE(SSL_set_wfd(ssl.get(), 2)); |
| ExpectFDs(ssl.get(), 1, 2); |
| |
| // Test setting the same FD. |
| ssl.reset(SSL_new(ctx.get())); |
| ASSERT_TRUE(ssl); |
| EXPECT_TRUE(SSL_set_fd(ssl.get(), 1)); |
| ExpectFDs(ssl.get(), 1, 1); |
| |
| // Test setting the same FD one side at a time. |
| ssl.reset(SSL_new(ctx.get())); |
| ASSERT_TRUE(ssl); |
| EXPECT_TRUE(SSL_set_rfd(ssl.get(), 1)); |
| EXPECT_TRUE(SSL_set_wfd(ssl.get(), 1)); |
| ExpectFDs(ssl.get(), 1, 1); |
| |
| // Test setting the same FD in the other order. |
| ssl.reset(SSL_new(ctx.get())); |
| ASSERT_TRUE(ssl); |
| EXPECT_TRUE(SSL_set_wfd(ssl.get(), 1)); |
| EXPECT_TRUE(SSL_set_rfd(ssl.get(), 1)); |
| ExpectFDs(ssl.get(), 1, 1); |
| |
| // Test changing the read FD partway through. |
| ssl.reset(SSL_new(ctx.get())); |
| ASSERT_TRUE(ssl); |
| EXPECT_TRUE(SSL_set_fd(ssl.get(), 1)); |
| EXPECT_TRUE(SSL_set_rfd(ssl.get(), 2)); |
| ExpectFDs(ssl.get(), 2, 1); |
| |
| // Test changing the write FD partway through. |
| ssl.reset(SSL_new(ctx.get())); |
| ASSERT_TRUE(ssl); |
| EXPECT_TRUE(SSL_set_fd(ssl.get(), 1)); |
| EXPECT_TRUE(SSL_set_wfd(ssl.get(), 2)); |
| ExpectFDs(ssl.get(), 1, 2); |
| |
| // Test a no-op change to the read FD partway through. |
| ssl.reset(SSL_new(ctx.get())); |
| ASSERT_TRUE(ssl); |
| EXPECT_TRUE(SSL_set_fd(ssl.get(), 1)); |
| EXPECT_TRUE(SSL_set_rfd(ssl.get(), 1)); |
| ExpectFDs(ssl.get(), 1, 1); |
| |
| // Test a no-op change to the write FD partway through. |
| ssl.reset(SSL_new(ctx.get())); |
| ASSERT_TRUE(ssl); |
| EXPECT_TRUE(SSL_set_fd(ssl.get(), 1)); |
| EXPECT_TRUE(SSL_set_wfd(ssl.get(), 1)); |
| ExpectFDs(ssl.get(), 1, 1); |
| |
| // ASan builds will implicitly test that the internal |BIO| reference-counting |
| // is correct. |
| } |
| |
| TEST(SSLTest, SetBIO) { |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| |
| bssl::UniquePtr<SSL> ssl(SSL_new(ctx.get())); |
| bssl::UniquePtr<BIO> bio1(BIO_new(BIO_s_mem())), bio2(BIO_new(BIO_s_mem())), |
| bio3(BIO_new(BIO_s_mem())); |
| ASSERT_TRUE(ssl); |
| ASSERT_TRUE(bio1); |
| ASSERT_TRUE(bio2); |
| ASSERT_TRUE(bio3); |
| |
| // SSL_set_bio takes one reference when the parameters are the same. |
| BIO_up_ref(bio1.get()); |
| SSL_set_bio(ssl.get(), bio1.get(), bio1.get()); |
| |
| // Repeating the call does nothing. |
| SSL_set_bio(ssl.get(), bio1.get(), bio1.get()); |
| |
| // It takes one reference each when the parameters are different. |
| BIO_up_ref(bio2.get()); |
| BIO_up_ref(bio3.get()); |
| SSL_set_bio(ssl.get(), bio2.get(), bio3.get()); |
| |
| // Repeating the call does nothing. |
| SSL_set_bio(ssl.get(), bio2.get(), bio3.get()); |
| |
| // It takes one reference when changing only wbio. |
| BIO_up_ref(bio1.get()); |
| SSL_set_bio(ssl.get(), bio2.get(), bio1.get()); |
| |
| // It takes one reference when changing only rbio and the two are different. |
| BIO_up_ref(bio3.get()); |
| SSL_set_bio(ssl.get(), bio3.get(), bio1.get()); |
| |
| // If setting wbio to rbio, it takes no additional references. |
| SSL_set_bio(ssl.get(), bio3.get(), bio3.get()); |
| |
| // From there, wbio may be switched to something else. |
| BIO_up_ref(bio1.get()); |
| SSL_set_bio(ssl.get(), bio3.get(), bio1.get()); |
| |
| // If setting rbio to wbio, it takes no additional references. |
| SSL_set_bio(ssl.get(), bio1.get(), bio1.get()); |
| |
| // From there, rbio may be switched to something else, but, for historical |
| // reasons, it takes a reference to both parameters. |
| BIO_up_ref(bio1.get()); |
| BIO_up_ref(bio2.get()); |
| SSL_set_bio(ssl.get(), bio2.get(), bio1.get()); |
| |
| // ASAN builds will implicitly test that the internal |BIO| reference-counting |
| // is correct. |
| } |
| |
| static int VerifySucceed(X509_STORE_CTX *store_ctx, void *arg) { return 1; } |
| |
| TEST_P(SSLVersionTest, GetPeerCertificate) { |
| ASSERT_TRUE(UseCertAndKey(client_ctx_.get())); |
| |
| // Configure both client and server to accept any certificate. |
| SSL_CTX_set_verify(client_ctx_.get(), |
| SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, |
| nullptr); |
| SSL_CTX_set_cert_verify_callback(client_ctx_.get(), VerifySucceed, NULL); |
| SSL_CTX_set_verify(server_ctx_.get(), |
| SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, |
| nullptr); |
| SSL_CTX_set_cert_verify_callback(server_ctx_.get(), VerifySucceed, NULL); |
| |
| ASSERT_TRUE(Connect()); |
| |
| // Client and server should both see the leaf certificate. |
| bssl::UniquePtr<X509> peer(SSL_get_peer_certificate(server_.get())); |
| ASSERT_TRUE(peer); |
| ASSERT_EQ(X509_cmp(cert_.get(), peer.get()), 0); |
| |
| peer.reset(SSL_get_peer_certificate(client_.get())); |
| ASSERT_TRUE(peer); |
| ASSERT_EQ(X509_cmp(cert_.get(), peer.get()), 0); |
| |
| // However, for historical reasons, the X509 chain includes the leaf on the |
| // client, but does not on the server. |
| EXPECT_EQ(sk_X509_num(SSL_get_peer_cert_chain(client_.get())), 1u); |
| EXPECT_EQ(sk_CRYPTO_BUFFER_num(SSL_get0_peer_certificates(client_.get())), |
| 1u); |
| |
| EXPECT_EQ(sk_X509_num(SSL_get_peer_cert_chain(server_.get())), 0u); |
| EXPECT_EQ(sk_CRYPTO_BUFFER_num(SSL_get0_peer_certificates(server_.get())), |
| 1u); |
| } |
| |
| TEST_P(SSLVersionTest, NoPeerCertificate) { |
| SSL_CTX_set_verify(server_ctx_.get(), SSL_VERIFY_PEER, nullptr); |
| SSL_CTX_set_cert_verify_callback(server_ctx_.get(), VerifySucceed, NULL); |
| SSL_CTX_set_cert_verify_callback(client_ctx_.get(), VerifySucceed, NULL); |
| |
| ASSERT_TRUE(Connect()); |
| |
| // Server should not see a peer certificate. |
| bssl::UniquePtr<X509> peer(SSL_get_peer_certificate(server_.get())); |
| ASSERT_FALSE(peer); |
| ASSERT_FALSE(SSL_get0_peer_certificates(server_.get())); |
| } |
| |
| TEST_P(SSLVersionTest, RetainOnlySHA256OfCerts) { |
| uint8_t *cert_der = NULL; |
| int cert_der_len = i2d_X509(cert_.get(), &cert_der); |
| ASSERT_GE(cert_der_len, 0); |
| bssl::UniquePtr<uint8_t> free_cert_der(cert_der); |
| |
| uint8_t cert_sha256[SHA256_DIGEST_LENGTH]; |
| SHA256(cert_der, cert_der_len, cert_sha256); |
| |
| ASSERT_TRUE(UseCertAndKey(client_ctx_.get())); |
| |
| // Configure both client and server to accept any certificate, but the |
| // server must retain only the SHA-256 of the peer. |
| SSL_CTX_set_verify(client_ctx_.get(), |
| SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, |
| nullptr); |
| SSL_CTX_set_verify(server_ctx_.get(), |
| SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, |
| nullptr); |
| SSL_CTX_set_cert_verify_callback(client_ctx_.get(), VerifySucceed, NULL); |
| SSL_CTX_set_cert_verify_callback(server_ctx_.get(), VerifySucceed, NULL); |
| SSL_CTX_set_retain_only_sha256_of_client_certs(server_ctx_.get(), 1); |
| |
| ASSERT_TRUE(Connect()); |
| |
| // The peer certificate has been dropped. |
| bssl::UniquePtr<X509> peer(SSL_get_peer_certificate(server_.get())); |
| EXPECT_FALSE(peer); |
| |
| SSL_SESSION *session = SSL_get_session(server_.get()); |
| EXPECT_TRUE(session->peer_sha256_valid); |
| |
| EXPECT_EQ(Bytes(cert_sha256), Bytes(session->peer_sha256)); |
| } |
| |
| // Tests that our ClientHellos do not change unexpectedly. These are purely |
| // change detection tests. If they fail as part of an intentional ClientHello |
| // change, update the test vector. |
| TEST(SSLTest, ClientHello) { |
| struct { |
| uint16_t max_version; |
| std::vector<uint8_t> expected; |
| } kTests[] = { |
| {SSL3_VERSION, |
| {0x16, 0x03, 0x00, 0x00, 0x3b, 0x01, 0x00, 0x00, 0x37, 0x03, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x10, 0xc0, 0x09, 0xc0, 0x13, 0xc0, 0x0a, 0xc0, 0x14, 0x00, |
| 0x2f, 0x00, 0x35, 0x00, 0x0a, 0x00, 0xff, 0x01, 0x00}}, |
| {TLS1_VERSION, |
| {0x16, 0x03, 0x01, 0x00, 0x5a, 0x01, 0x00, 0x00, 0x56, 0x03, 0x01, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0e, 0xc0, 0x09, |
| 0xc0, 0x13, 0xc0, 0x0a, 0xc0, 0x14, 0x00, 0x2f, 0x00, 0x35, 0x00, 0x0a, |
| 0x01, 0x00, 0x00, 0x1f, 0xff, 0x01, 0x00, 0x01, 0x00, 0x00, 0x17, 0x00, |
| 0x00, 0x00, 0x23, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x02, 0x01, 0x00, 0x00, |
| 0x0a, 0x00, 0x08, 0x00, 0x06, 0x00, 0x1d, 0x00, 0x17, 0x00, 0x18}}, |
| {TLS1_1_VERSION, |
| {0x16, 0x03, 0x01, 0x00, 0x5a, 0x01, 0x00, 0x00, 0x56, 0x03, 0x02, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0e, 0xc0, 0x09, |
| 0xc0, 0x13, 0xc0, 0x0a, 0xc0, 0x14, 0x00, 0x2f, 0x00, 0x35, 0x00, 0x0a, |
| 0x01, 0x00, 0x00, 0x1f, 0xff, 0x01, 0x00, 0x01, 0x00, 0x00, 0x17, 0x00, |
| 0x00, 0x00, 0x23, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x02, 0x01, 0x00, 0x00, |
| 0x0a, 0x00, 0x08, 0x00, 0x06, 0x00, 0x1d, 0x00, 0x17, 0x00, 0x18}}, |
| {TLS1_2_VERSION, |
| {0x16, 0x03, 0x01, 0x00, 0x8e, 0x01, 0x00, 0x00, 0x8a, 0x03, 0x03, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x2a, 0xcc, 0xa9, |
| 0xcc, 0xa8, 0xc0, 0x2b, 0xc0, 0x2f, 0xc0, 0x2c, 0xc0, 0x30, 0xc0, 0x09, |
| 0xc0, 0x23, 0xc0, 0x13, 0xc0, 0x27, 0xc0, 0x0a, 0xc0, 0x24, 0xc0, 0x14, |
| 0xc0, 0x28, 0x00, 0x9c, 0x00, 0x9d, 0x00, 0x2f, 0x00, 0x3c, 0x00, 0x35, |
| 0x00, 0x3d, 0x00, 0x0a, 0x01, 0x00, 0x00, 0x37, 0xff, 0x01, 0x00, 0x01, |
| 0x00, 0x00, 0x17, 0x00, 0x00, 0x00, 0x23, 0x00, 0x00, 0x00, 0x0d, 0x00, |
| 0x14, 0x00, 0x12, 0x04, 0x03, 0x08, 0x04, 0x04, 0x01, 0x05, 0x03, 0x08, |
| 0x05, 0x05, 0x01, 0x08, 0x06, 0x06, 0x01, 0x02, 0x01, 0x00, 0x0b, 0x00, |
| 0x02, 0x01, 0x00, 0x00, 0x0a, 0x00, 0x08, 0x00, 0x06, 0x00, 0x1d, 0x00, |
| 0x17, 0x00, 0x18}}, |
| // TODO(davidben): Add a change detector for TLS 1.3 once the spec and our |
| // implementation has settled enough that it won't change. |
| }; |
| |
| for (const auto &t : kTests) { |
| SCOPED_TRACE(t.max_version); |
| |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| // Our default cipher list varies by CPU capabilities, so manually place the |
| // ChaCha20 ciphers in front. |
| const char *cipher_list = "CHACHA20:ALL"; |
| // SSLv3 is off by default. |
| ASSERT_TRUE(SSL_CTX_set_min_proto_version(ctx.get(), SSL3_VERSION)); |
| ASSERT_TRUE(SSL_CTX_set_max_proto_version(ctx.get(), t.max_version)); |
| ASSERT_TRUE(SSL_CTX_set_strict_cipher_list(ctx.get(), cipher_list)); |
| |
| bssl::UniquePtr<SSL> ssl(SSL_new(ctx.get())); |
| ASSERT_TRUE(ssl); |
| std::vector<uint8_t> client_hello; |
| ASSERT_TRUE(GetClientHello(ssl.get(), &client_hello)); |
| |
| // Zero the client_random. |
| constexpr size_t kRandomOffset = 1 + 2 + 2 + // record header |
| 1 + 3 + // handshake message header |
| 2; // client_version |
| ASSERT_GE(client_hello.size(), kRandomOffset + SSL3_RANDOM_SIZE); |
| OPENSSL_memset(client_hello.data() + kRandomOffset, 0, SSL3_RANDOM_SIZE); |
| |
| if (client_hello != t.expected) { |
| ADD_FAILURE() << "ClientHellos did not match."; |
| // Print the value manually so it is easier to update the test vector. |
| for (size_t i = 0; i < client_hello.size(); i += 12) { |
| printf(" %c", i == 0 ? '{' : ' '); |
| for (size_t j = i; j < client_hello.size() && j < i + 12; j++) { |
| if (j > i) { |
| printf(" "); |
| } |
| printf("0x%02x", client_hello[j]); |
| if (j < client_hello.size() - 1) { |
| printf(","); |
| } |
| } |
| if (i + 12 >= client_hello.size()) { |
| printf("}}"); |
| } |
| printf("\n"); |
| } |
| } |
| } |
| } |
| |
| static bssl::UniquePtr<SSL_SESSION> g_last_session; |
| |
| static int SaveLastSession(SSL *ssl, SSL_SESSION *session) { |
| // Save the most recent session. |
| g_last_session.reset(session); |
| return 1; |
| } |
| |
| static bssl::UniquePtr<SSL_SESSION> CreateClientSession( |
| SSL_CTX *client_ctx, SSL_CTX *server_ctx, |
| const ClientConfig &config = ClientConfig()) { |
| g_last_session = nullptr; |
| SSL_CTX_sess_set_new_cb(client_ctx, SaveLastSession); |
| |
| // Connect client and server to get a session. |
| bssl::UniquePtr<SSL> client, server; |
| if (!ConnectClientAndServer(&client, &server, client_ctx, server_ctx, |
| config)) { |
| fprintf(stderr, "Failed to connect client and server.\n"); |
| return nullptr; |
| } |
| |
| // Run the read loop to account for post-handshake tickets in TLS 1.3. |
| SSL_read(client.get(), nullptr, 0); |
| |
| SSL_CTX_sess_set_new_cb(client_ctx, nullptr); |
| |
| if (!g_last_session) { |
| fprintf(stderr, "Client did not receive a session.\n"); |
| return nullptr; |
| } |
| return std::move(g_last_session); |
| } |
| |
| static void ExpectSessionReused(SSL_CTX *client_ctx, SSL_CTX *server_ctx, |
| SSL_SESSION *session, bool want_reused) { |
| bssl::UniquePtr<SSL> client, server; |
| ClientConfig config; |
| config.session = session; |
| EXPECT_TRUE( |
| ConnectClientAndServer(&client, &server, client_ctx, server_ctx, config)); |
| |
| EXPECT_EQ(SSL_session_reused(client.get()), SSL_session_reused(server.get())); |
| |
| bool was_reused = !!SSL_session_reused(client.get()); |
| EXPECT_EQ(was_reused, want_reused); |
| } |
| |
| static bssl::UniquePtr<SSL_SESSION> ExpectSessionRenewed(SSL_CTX *client_ctx, |
| SSL_CTX *server_ctx, |
| SSL_SESSION *session) { |
| g_last_session = nullptr; |
| SSL_CTX_sess_set_new_cb(client_ctx, SaveLastSession); |
| |
| bssl::UniquePtr<SSL> client, server; |
| ClientConfig config; |
| config.session = session; |
| if (!ConnectClientAndServer(&client, &server, client_ctx, server_ctx, |
| config)) { |
| fprintf(stderr, "Failed to connect client and server.\n"); |
| return nullptr; |
| } |
| |
| if (SSL_session_reused(client.get()) != SSL_session_reused(server.get())) { |
| fprintf(stderr, "Client and server were inconsistent.\n"); |
| return nullptr; |
| } |
| |
| if (!SSL_session_reused(client.get())) { |
| fprintf(stderr, "Session was not reused.\n"); |
| return nullptr; |
| } |
| |
| // Run the read loop to account for post-handshake tickets in TLS 1.3. |
| SSL_read(client.get(), nullptr, 0); |
| |
| SSL_CTX_sess_set_new_cb(client_ctx, nullptr); |
| |
| if (!g_last_session) { |
| fprintf(stderr, "Client did not receive a renewed session.\n"); |
| return nullptr; |
| } |
| return std::move(g_last_session); |
| } |
| |
| static void ExpectTicketKeyChanged(SSL_CTX *ctx, uint8_t *inout_key, |
| bool changed) { |
| uint8_t new_key[kTicketKeyLen]; |
| // May return 0, 1 or 48. |
| ASSERT_EQ(SSL_CTX_get_tlsext_ticket_keys(ctx, new_key, kTicketKeyLen), 1); |
| if (changed) { |
| ASSERT_NE(Bytes(inout_key, kTicketKeyLen), Bytes(new_key)); |
| } else { |
| ASSERT_EQ(Bytes(inout_key, kTicketKeyLen), Bytes(new_key)); |
| } |
| OPENSSL_memcpy(inout_key, new_key, kTicketKeyLen); |
| } |
| |
| static int SwitchSessionIDContextSNI(SSL *ssl, int *out_alert, void *arg) { |
| static const uint8_t kContext[] = {3}; |
| |
| if (!SSL_set_session_id_context(ssl, kContext, sizeof(kContext))) { |
| return SSL_TLSEXT_ERR_ALERT_FATAL; |
| } |
| |
| return SSL_TLSEXT_ERR_OK; |
| } |
| |
| TEST_P(SSLVersionTest, SessionIDContext) { |
| static const uint8_t kContext1[] = {1}; |
| static const uint8_t kContext2[] = {2}; |
| |
| ASSERT_TRUE(SSL_CTX_set_session_id_context(server_ctx_.get(), kContext1, |
| sizeof(kContext1))); |
| |
| SSL_CTX_set_session_cache_mode(client_ctx_.get(), SSL_SESS_CACHE_BOTH); |
| SSL_CTX_set_session_cache_mode(server_ctx_.get(), SSL_SESS_CACHE_BOTH); |
| |
| bssl::UniquePtr<SSL_SESSION> session = |
| CreateClientSession(client_ctx_.get(), server_ctx_.get()); |
| ASSERT_TRUE(session); |
| |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| session.get(), |
| true /* expect session reused */)); |
| |
| // Change the session ID context. |
| ASSERT_TRUE(SSL_CTX_set_session_id_context(server_ctx_.get(), kContext2, |
| sizeof(kContext2))); |
| |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| session.get(), |
| false /* expect session not reused */)); |
| |
| // Change the session ID context back and install an SNI callback to switch |
| // it. |
| ASSERT_TRUE(SSL_CTX_set_session_id_context(server_ctx_.get(), kContext1, |
| sizeof(kContext1))); |
| |
| SSL_CTX_set_tlsext_servername_callback(server_ctx_.get(), |
| SwitchSessionIDContextSNI); |
| |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| session.get(), |
| false /* expect session not reused */)); |
| |
| // Switch the session ID context with the early callback instead. |
| SSL_CTX_set_tlsext_servername_callback(server_ctx_.get(), nullptr); |
| SSL_CTX_set_select_certificate_cb( |
| server_ctx_.get(), |
| [](const SSL_CLIENT_HELLO *client_hello) -> ssl_select_cert_result_t { |
| static const uint8_t kContext[] = {3}; |
| |
| if (!SSL_set_session_id_context(client_hello->ssl, kContext, |
| sizeof(kContext))) { |
| return ssl_select_cert_error; |
| } |
| |
| return ssl_select_cert_success; |
| }); |
| |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| session.get(), |
| false /* expect session not reused */)); |
| } |
| |
| static timeval g_current_time; |
| |
| static void CurrentTimeCallback(const SSL *ssl, timeval *out_clock) { |
| *out_clock = g_current_time; |
| } |
| |
| static void FrozenTimeCallback(const SSL *ssl, timeval *out_clock) { |
| out_clock->tv_sec = 1000; |
| out_clock->tv_usec = 0; |
| } |
| |
| static int RenewTicketCallback(SSL *ssl, uint8_t *key_name, uint8_t *iv, |
| EVP_CIPHER_CTX *ctx, HMAC_CTX *hmac_ctx, |
| int encrypt) { |
| 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; |
| } |
| |
| // Returning two from the callback in decrypt mode renews the |
| // session in TLS 1.2 and below. |
| return encrypt ? 1 : 2; |
| } |
| |
| static bool GetServerTicketTime(long *out, const SSL_SESSION *session) { |
| if (session->tlsext_ticklen < 16 + 16 + SHA256_DIGEST_LENGTH) { |
| return false; |
| } |
| |
| const uint8_t *ciphertext = session->tlsext_tick + 16 + 16; |
| size_t len = session->tlsext_ticklen - 16 - 16 - SHA256_DIGEST_LENGTH; |
| std::unique_ptr<uint8_t[]> plaintext(new uint8_t[len]); |
| |
| #if defined(BORINGSSL_UNSAFE_FUZZER_MODE) |
| // Fuzzer-mode tickets are unencrypted. |
| OPENSSL_memcpy(plaintext.get(), ciphertext, len); |
| #else |
| static const uint8_t kZeros[16] = {0}; |
| const uint8_t *iv = session->tlsext_tick + 16; |
| bssl::ScopedEVP_CIPHER_CTX ctx; |
| int len1, len2; |
| if (!EVP_DecryptInit_ex(ctx.get(), EVP_aes_128_cbc(), nullptr, kZeros, iv) || |
| !EVP_DecryptUpdate(ctx.get(), plaintext.get(), &len1, ciphertext, len) || |
| !EVP_DecryptFinal_ex(ctx.get(), plaintext.get() + len1, &len2)) { |
| return false; |
| } |
| |
| len = static_cast<size_t>(len1 + len2); |
| #endif |
| |
| bssl::UniquePtr<SSL_CTX> ssl_ctx(SSL_CTX_new(TLS_method())); |
| if (!ssl_ctx) { |
| return false; |
| } |
| bssl::UniquePtr<SSL_SESSION> server_session( |
| SSL_SESSION_from_bytes(plaintext.get(), len, ssl_ctx.get())); |
| if (!server_session) { |
| return false; |
| } |
| |
| *out = server_session->time; |
| return true; |
| } |
| |
| TEST_P(SSLVersionTest, SessionTimeout) { |
| for (bool server_test : {false, true}) { |
| SCOPED_TRACE(server_test); |
| |
| ResetContexts(); |
| SSL_CTX_set_session_cache_mode(client_ctx_.get(), SSL_SESS_CACHE_BOTH); |
| SSL_CTX_set_session_cache_mode(server_ctx_.get(), SSL_SESS_CACHE_BOTH); |
| |
| static const time_t kStartTime = 1000; |
| g_current_time.tv_sec = kStartTime; |
| |
| // We are willing to use a longer lifetime for TLS 1.3 sessions as |
| // resumptions still perform ECDHE. |
| const time_t timeout = version() == TLS1_3_VERSION |
| ? SSL_DEFAULT_SESSION_PSK_DHE_TIMEOUT |
| : SSL_DEFAULT_SESSION_TIMEOUT; |
| |
| // Both client and server must enforce session timeouts. We configure the |
| // other side with a frozen clock so it never expires tickets. |
| if (server_test) { |
| SSL_CTX_set_current_time_cb(client_ctx_.get(), FrozenTimeCallback); |
| SSL_CTX_set_current_time_cb(server_ctx_.get(), CurrentTimeCallback); |
| } else { |
| SSL_CTX_set_current_time_cb(client_ctx_.get(), CurrentTimeCallback); |
| SSL_CTX_set_current_time_cb(server_ctx_.get(), FrozenTimeCallback); |
| } |
| |
| // Configure a ticket callback which renews tickets. |
| SSL_CTX_set_tlsext_ticket_key_cb(server_ctx_.get(), RenewTicketCallback); |
| |
| bssl::UniquePtr<SSL_SESSION> session = |
| CreateClientSession(client_ctx_.get(), server_ctx_.get()); |
| ASSERT_TRUE(session); |
| |
| // Advance the clock just behind the timeout. |
| g_current_time.tv_sec += timeout - 1; |
| |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| session.get(), |
| true /* expect session reused */)); |
| |
| // Advance the clock one more second. |
| g_current_time.tv_sec++; |
| |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| session.get(), |
| false /* expect session not reused */)); |
| |
| // Rewind the clock to before the session was minted. |
| g_current_time.tv_sec = kStartTime - 1; |
| |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| session.get(), |
| false /* expect session not reused */)); |
| |
| // SSL 3.0 cannot renew sessions. |
| if (version() == SSL3_VERSION) { |
| continue; |
| } |
| |
| // Renew the session 10 seconds before expiration. |
| time_t new_start_time = kStartTime + timeout - 10; |
| g_current_time.tv_sec = new_start_time; |
| bssl::UniquePtr<SSL_SESSION> new_session = ExpectSessionRenewed( |
| client_ctx_.get(), server_ctx_.get(), session.get()); |
| ASSERT_TRUE(new_session); |
| |
| // This new session is not the same object as before. |
| EXPECT_NE(session.get(), new_session.get()); |
| |
| // Check the sessions have timestamps measured from issuance. |
| long session_time = 0; |
| if (server_test) { |
| ASSERT_TRUE(GetServerTicketTime(&session_time, new_session.get())); |
| } else { |
| session_time = new_session->time; |
| } |
| |
| ASSERT_EQ(session_time, g_current_time.tv_sec); |
| |
| if (version() == TLS1_3_VERSION) { |
| // Renewal incorporates fresh key material in TLS 1.3, so we extend the |
| // lifetime TLS 1.3. |
| g_current_time.tv_sec = new_start_time + timeout - 1; |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| new_session.get(), |
| true /* expect session reused */)); |
| |
| // The new session expires after the new timeout. |
| g_current_time.tv_sec = new_start_time + timeout + 1; |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| new_session.get(), |
| false /* expect session ot reused */)); |
| |
| // Renew the session until it begins just past the auth timeout. |
| time_t auth_end_time = kStartTime + SSL_DEFAULT_SESSION_AUTH_TIMEOUT; |
| while (new_start_time < auth_end_time - 1000) { |
| // Get as close as possible to target start time. |
| new_start_time = |
| std::min(auth_end_time - 1000, new_start_time + timeout - 1); |
| g_current_time.tv_sec = new_start_time; |
| new_session = ExpectSessionRenewed(client_ctx_.get(), server_ctx_.get(), |
| new_session.get()); |
| ASSERT_TRUE(new_session); |
| } |
| |
| // Now the session's lifetime is bound by the auth timeout. |
| g_current_time.tv_sec = auth_end_time - 1; |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| new_session.get(), |
| true /* expect session reused */)); |
| |
| g_current_time.tv_sec = auth_end_time + 1; |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| new_session.get(), |
| false /* expect session ot reused */)); |
| } else { |
| // The new session is usable just before the old expiration. |
| g_current_time.tv_sec = kStartTime + timeout - 1; |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| new_session.get(), |
| true /* expect session reused */)); |
| |
| // Renewal does not extend the lifetime, so it is not usable beyond the |
| // old expiration. |
| g_current_time.tv_sec = kStartTime + timeout + 1; |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| new_session.get(), |
| false /* expect session not reused */)); |
| } |
| } |
| } |
| |
| TEST_P(SSLVersionTest, DefaultTicketKeyInitialization) { |
| static const uint8_t kZeroKey[kTicketKeyLen] = {}; |
| uint8_t ticket_key[kTicketKeyLen]; |
| ASSERT_EQ(1, SSL_CTX_get_tlsext_ticket_keys(server_ctx_.get(), ticket_key, |
| kTicketKeyLen)); |
| ASSERT_NE(0, OPENSSL_memcmp(ticket_key, kZeroKey, kTicketKeyLen)); |
| } |
| |
| TEST_P(SSLVersionTest, DefaultTicketKeyRotation) { |
| if (GetParam().version == SSL3_VERSION) { |
| return; |
| } |
| |
| static const time_t kStartTime = 1001; |
| g_current_time.tv_sec = kStartTime; |
| uint8_t ticket_key[kTicketKeyLen]; |
| |
| // We use session reuse as a proxy for ticket decryption success, hence |
| // disable session timeouts. |
| SSL_CTX_set_timeout(server_ctx_.get(), std::numeric_limits<uint32_t>::max()); |
| SSL_CTX_set_session_psk_dhe_timeout(server_ctx_.get(), |
| std::numeric_limits<uint32_t>::max()); |
| |
| SSL_CTX_set_current_time_cb(client_ctx_.get(), FrozenTimeCallback); |
| SSL_CTX_set_current_time_cb(server_ctx_.get(), CurrentTimeCallback); |
| |
| SSL_CTX_set_session_cache_mode(client_ctx_.get(), SSL_SESS_CACHE_BOTH); |
| SSL_CTX_set_session_cache_mode(server_ctx_.get(), SSL_SESS_CACHE_OFF); |
| |
| // Initialize ticket_key with the current key. |
| TRACED_CALL(ExpectTicketKeyChanged(server_ctx_.get(), ticket_key, |
| true /* changed */)); |
| |
| // Verify ticket resumption actually works. |
| bssl::UniquePtr<SSL> client, server; |
| bssl::UniquePtr<SSL_SESSION> session = |
| CreateClientSession(client_ctx_.get(), server_ctx_.get()); |
| ASSERT_TRUE(session); |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| session.get(), true /* reused */)); |
| |
| // Advance time to just before key rotation. |
| g_current_time.tv_sec += SSL_DEFAULT_TICKET_KEY_ROTATION_INTERVAL - 1; |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| session.get(), true /* reused */)); |
| TRACED_CALL(ExpectTicketKeyChanged(server_ctx_.get(), ticket_key, |
| false /* NOT changed */)); |
| |
| // Force key rotation. |
| g_current_time.tv_sec += 1; |
| bssl::UniquePtr<SSL_SESSION> new_session = |
| CreateClientSession(client_ctx_.get(), server_ctx_.get()); |
| TRACED_CALL(ExpectTicketKeyChanged(server_ctx_.get(), ticket_key, |
| true /* changed */)); |
| |
| // Resumption with both old and new ticket should work. |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| session.get(), true /* reused */)); |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| new_session.get(), true /* reused */)); |
| TRACED_CALL(ExpectTicketKeyChanged(server_ctx_.get(), ticket_key, |
| false /* NOT changed */)); |
| |
| // Force key rotation again. Resumption with the old ticket now fails. |
| g_current_time.tv_sec += SSL_DEFAULT_TICKET_KEY_ROTATION_INTERVAL; |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| session.get(), false /* NOT reused */)); |
| TRACED_CALL(ExpectTicketKeyChanged(server_ctx_.get(), ticket_key, |
| true /* changed */)); |
| |
| // But resumption with the newer session still works. |
| TRACED_CALL(ExpectSessionReused(client_ctx_.get(), server_ctx_.get(), |
| new_session.get(), true /* reused */)); |
| } |
| |
| static int SwitchContext(SSL *ssl, int *out_alert, void *arg) { |
| SSL_CTX *ctx = reinterpret_cast<SSL_CTX *>(arg); |
| SSL_set_SSL_CTX(ssl, ctx); |
| return SSL_TLSEXT_ERR_OK; |
| } |
| |
| TEST_P(SSLVersionTest, SNICallback) { |
| // SSL 3.0 lacks extensions. |
| if (version() == SSL3_VERSION) { |
| return; |
| } |
| |
| bssl::UniquePtr<X509> cert2 = GetECDSATestCertificate(); |
| ASSERT_TRUE(cert2); |
| bssl::UniquePtr<EVP_PKEY> key2 = GetECDSATestKey(); |
| ASSERT_TRUE(key2); |
| |
| // Test that switching the |SSL_CTX| at the SNI callback behaves correctly. |
| static const uint16_t kECDSAWithSHA256 = SSL_SIGN_ECDSA_SECP256R1_SHA256; |
| |
| static const uint8_t kSCTList[] = {0, 6, 0, 4, 5, 6, 7, 8}; |
| static const uint8_t kOCSPResponse[] = {1, 2, 3, 4}; |
| |
| bssl::UniquePtr<SSL_CTX> server_ctx2 = CreateContext(); |
| ASSERT_TRUE(server_ctx2); |
| ASSERT_TRUE(SSL_CTX_use_certificate(server_ctx2.get(), cert2.get())); |
| ASSERT_TRUE(SSL_CTX_use_PrivateKey(server_ctx2.get(), key2.get())); |
| ASSERT_TRUE(SSL_CTX_set_signed_cert_timestamp_list( |
| server_ctx2.get(), kSCTList, sizeof(kSCTList))); |
| ASSERT_TRUE(SSL_CTX_set_ocsp_response(server_ctx2.get(), kOCSPResponse, |
| sizeof(kOCSPResponse))); |
| // Historically signing preferences would be lost in some cases with the |
| // SNI callback, which triggers the TLS 1.2 SHA-1 default. To ensure |
| // this doesn't happen when |version| is TLS 1.2, configure the private |
| // key to only sign SHA-256. |
| ASSERT_TRUE(SSL_CTX_set_signing_algorithm_prefs(server_ctx2.get(), |
| &kECDSAWithSHA256, 1)); |
| |
| SSL_CTX_set_tlsext_servername_callback(server_ctx_.get(), SwitchContext); |
| SSL_CTX_set_tlsext_servername_arg(server_ctx_.get(), server_ctx2.get()); |
| |
| SSL_CTX_enable_signed_cert_timestamps(client_ctx_.get()); |
| SSL_CTX_enable_ocsp_stapling(client_ctx_.get()); |
| |
| ASSERT_TRUE(Connect()); |
| |
| // The client should have received |cert2|. |
| bssl::UniquePtr<X509> peer(SSL_get_peer_certificate(client_.get())); |
| ASSERT_TRUE(peer); |
| EXPECT_EQ(X509_cmp(peer.get(), cert2.get()), 0); |
| |
| // The client should have received |server_ctx2|'s SCT list. |
| const uint8_t *data; |
| size_t len; |
| SSL_get0_signed_cert_timestamp_list(client_.get(), &data, &len); |
| EXPECT_EQ(Bytes(kSCTList), Bytes(data, len)); |
| |
| // The client should have received |server_ctx2|'s OCSP response. |
| SSL_get0_ocsp_response(client_.get(), &data, &len); |
| EXPECT_EQ(Bytes(kOCSPResponse), Bytes(data, len)); |
| } |
| |
| // Test that the early callback can swap the maximum version. |
| TEST(SSLTest, EarlyCallbackVersionSwitch) { |
| bssl::UniquePtr<X509> cert = GetTestCertificate(); |
| bssl::UniquePtr<EVP_PKEY> key = GetTestKey(); |
| bssl::UniquePtr<SSL_CTX> server_ctx(SSL_CTX_new(TLS_method())); |
| bssl::UniquePtr<SSL_CTX> client_ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(cert); |
| ASSERT_TRUE(key); |
| ASSERT_TRUE(server_ctx); |
| ASSERT_TRUE(client_ctx); |
| ASSERT_TRUE(SSL_CTX_use_certificate(server_ctx.get(), cert.get())); |
| ASSERT_TRUE(SSL_CTX_use_PrivateKey(server_ctx.get(), key.get())); |
| ASSERT_TRUE(SSL_CTX_set_max_proto_version(client_ctx.get(), TLS1_3_VERSION)); |
| ASSERT_TRUE(SSL_CTX_set_max_proto_version(server_ctx.get(), TLS1_3_VERSION)); |
| |
| SSL_CTX_set_select_certificate_cb( |
| server_ctx.get(), |
| [](const SSL_CLIENT_HELLO *client_hello) -> ssl_select_cert_result_t { |
| if (!SSL_set_max_proto_version(client_hello->ssl, TLS1_2_VERSION)) { |
| return ssl_select_cert_error; |
| } |
| |
| return ssl_select_cert_success; |
| }); |
| |
| bssl::UniquePtr<SSL> client, server; |
| ASSERT_TRUE(ConnectClientAndServer(&client, &server, client_ctx.get(), |
| server_ctx.get())); |
| EXPECT_EQ(TLS1_2_VERSION, SSL_version(client.get())); |
| } |
| |
| TEST(SSLTest, SetVersion) { |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| |
| // Set valid TLS versions. |
| EXPECT_TRUE(SSL_CTX_set_max_proto_version(ctx.get(), TLS1_VERSION)); |
| EXPECT_TRUE(SSL_CTX_set_max_proto_version(ctx.get(), TLS1_1_VERSION)); |
| EXPECT_TRUE(SSL_CTX_set_min_proto_version(ctx.get(), TLS1_VERSION)); |
| EXPECT_TRUE(SSL_CTX_set_min_proto_version(ctx.get(), TLS1_1_VERSION)); |
| |
| // Invalid TLS versions are rejected. |
| EXPECT_FALSE(SSL_CTX_set_max_proto_version(ctx.get(), DTLS1_VERSION)); |
| EXPECT_FALSE(SSL_CTX_set_max_proto_version(ctx.get(), 0x0200)); |
| EXPECT_FALSE(SSL_CTX_set_max_proto_version(ctx.get(), 0x1234)); |
| EXPECT_FALSE(SSL_CTX_set_min_proto_version(ctx.get(), DTLS1_VERSION)); |
| EXPECT_FALSE(SSL_CTX_set_min_proto_version(ctx.get(), 0x0200)); |
| EXPECT_FALSE(SSL_CTX_set_min_proto_version(ctx.get(), 0x1234)); |
| |
| // Zero is the default version. |
| EXPECT_TRUE(SSL_CTX_set_max_proto_version(ctx.get(), 0)); |
| EXPECT_EQ(TLS1_2_VERSION, ctx->conf_max_version); |
| EXPECT_TRUE(SSL_CTX_set_min_proto_version(ctx.get(), 0)); |
| EXPECT_EQ(TLS1_VERSION, ctx->conf_min_version); |
| |
| // SSL 3.0 and TLS 1.3 are available, but not by default. |
| EXPECT_TRUE(SSL_CTX_set_min_proto_version(ctx.get(), SSL3_VERSION)); |
| EXPECT_EQ(SSL3_VERSION, ctx->conf_min_version); |
| EXPECT_TRUE(SSL_CTX_set_max_proto_version(ctx.get(), TLS1_3_VERSION)); |
| EXPECT_EQ(TLS1_3_VERSION, ctx->conf_max_version); |
| |
| // TLS1_3_DRAFT_VERSION is not an API-level version. |
| EXPECT_FALSE(SSL_CTX_set_max_proto_version(ctx.get(), TLS1_3_DRAFT_VERSION)); |
| ERR_clear_error(); |
| |
| ctx.reset(SSL_CTX_new(DTLS_method())); |
| ASSERT_TRUE(ctx); |
| |
| EXPECT_TRUE(SSL_CTX_set_max_proto_version(ctx.get(), DTLS1_VERSION)); |
| EXPECT_TRUE(SSL_CTX_set_max_proto_version(ctx.get(), DTLS1_2_VERSION)); |
| EXPECT_TRUE(SSL_CTX_set_min_proto_version(ctx.get(), DTLS1_VERSION)); |
| EXPECT_TRUE(SSL_CTX_set_min_proto_version(ctx.get(), DTLS1_2_VERSION)); |
| |
| EXPECT_FALSE(SSL_CTX_set_max_proto_version(ctx.get(), TLS1_VERSION)); |
| EXPECT_FALSE(SSL_CTX_set_max_proto_version(ctx.get(), 0xfefe /* DTLS 1.1 */)); |
| EXPECT_FALSE(SSL_CTX_set_max_proto_version(ctx.get(), 0xfffe /* DTLS 0.1 */)); |
| EXPECT_FALSE(SSL_CTX_set_max_proto_version(ctx.get(), 0x1234)); |
| EXPECT_FALSE(SSL_CTX_set_min_proto_version(ctx.get(), TLS1_VERSION)); |
| EXPECT_FALSE(SSL_CTX_set_min_proto_version(ctx.get(), 0xfefe /* DTLS 1.1 */)); |
| EXPECT_FALSE(SSL_CTX_set_min_proto_version(ctx.get(), 0xfffe /* DTLS 0.1 */)); |
| EXPECT_FALSE(SSL_CTX_set_min_proto_version(ctx.get(), 0x1234)); |
| |
| EXPECT_TRUE(SSL_CTX_set_max_proto_version(ctx.get(), 0)); |
| EXPECT_EQ(TLS1_2_VERSION, ctx->conf_max_version); |
| EXPECT_TRUE(SSL_CTX_set_min_proto_version(ctx.get(), 0)); |
| EXPECT_EQ(TLS1_1_VERSION, ctx->conf_min_version); |
| } |
| |
| static const char *GetVersionName(uint16_t version) { |
| switch (version) { |
| case SSL3_VERSION: |
| return "SSLv3"; |
| case TLS1_VERSION: |
| return "TLSv1"; |
| case TLS1_1_VERSION: |
| return "TLSv1.1"; |
| case TLS1_2_VERSION: |
| return "TLSv1.2"; |
| case TLS1_3_VERSION: |
| return "TLSv1.3"; |
| case DTLS1_VERSION: |
| return "DTLSv1"; |
| case DTLS1_2_VERSION: |
| return "DTLSv1.2"; |
| default: |
| return "???"; |
| } |
| } |
| |
| TEST_P(SSLVersionTest, Version) { |
| ASSERT_TRUE(Connect()); |
| |
| EXPECT_EQ(SSL_version(client_.get()), version()); |
| EXPECT_EQ(SSL_version(server_.get()), version()); |
| |
| // Test the version name is reported as expected. |
| const char *version_name = GetVersionName(version()); |
| EXPECT_EQ(strcmp(version_name, SSL_get_version(client_.get())), 0); |
| EXPECT_EQ(strcmp(version_name, SSL_get_version(server_.get())), 0); |
| |
| // Test SSL_SESSION reports the same name. |
| const char *client_name = |
| SSL_SESSION_get_version(SSL_get_session(client_.get())); |
| const char *server_name = |
| SSL_SESSION_get_version(SSL_get_session(server_.get())); |
| EXPECT_EQ(strcmp(version_name, client_name), 0); |
| EXPECT_EQ(strcmp(version_name, server_name), 0); |
| } |
| |
| // Tests that that |SSL_get_pending_cipher| is available during the ALPN |
| // selection callback. |
| TEST_P(SSLVersionTest, ALPNCipherAvailable) { |
| // SSL 3.0 lacks extensions. |
| if (version() == SSL3_VERSION) { |
| return; |
| } |
| |
| ASSERT_TRUE(UseCertAndKey(client_ctx_.get())); |
| |
| static const uint8_t kALPNProtos[] = {0x03, 'f', 'o', 'o'}; |
| ASSERT_EQ(SSL_CTX_set_alpn_protos(client_ctx_.get(), kALPNProtos, |
| sizeof(kALPNProtos)), |
| 0); |
| |
| // The ALPN callback does not fail the handshake on error, so have the |
| // callback write a boolean. |
| std::pair<uint16_t, bool> callback_state(version(), false); |
| SSL_CTX_set_alpn_select_cb( |
| server_ctx_.get(), |
| [](SSL *ssl, const uint8_t **out, uint8_t *out_len, const uint8_t *in, |
| unsigned in_len, void *arg) -> int { |
| auto state = reinterpret_cast<std::pair<uint16_t, bool> *>(arg); |
| if (SSL_get_pending_cipher(ssl) != nullptr && |
| SSL_version(ssl) == state->first) { |
| state->second = true; |
| } |
| return SSL_TLSEXT_ERR_NOACK; |
| }, |
| &callback_state); |
| |
| ASSERT_TRUE(Connect()); |
| |
| ASSERT_TRUE(callback_state.second); |
| } |
| |
| TEST_P(SSLVersionTest, SSLClearSessionResumption) { |
| // Skip this for TLS 1.3. TLS 1.3's ticket mechanism is incompatible with this |
| // API pattern. |
| if (version() == TLS1_3_VERSION) { |
| return; |
| } |
| |
| ASSERT_TRUE(Connect()); |
| |
| EXPECT_FALSE(SSL_session_reused(client_.get())); |
| EXPECT_FALSE(SSL_session_reused(server_.get())); |
| |
| // Reset everything. |
| ASSERT_TRUE(SSL_clear(client_.get())); |
| ASSERT_TRUE(SSL_clear(server_.get())); |
| |
| // Attempt to connect a second time. |
| ASSERT_TRUE(CompleteHandshakes(client_.get(), server_.get())); |
| |
| // |SSL_clear| should implicitly offer the previous session to the server. |
| EXPECT_TRUE(SSL_session_reused(client_.get())); |
| EXPECT_TRUE(SSL_session_reused(server_.get())); |
| } |
| |
| static bool ChainsEqual(STACK_OF(X509) * chain, |
| const std::vector<X509 *> &expected) { |
| if (sk_X509_num(chain) != expected.size()) { |
| return false; |
| } |
| |
| for (size_t i = 0; i < expected.size(); i++) { |
| if (X509_cmp(sk_X509_value(chain, i), expected[i]) != 0) { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| TEST_P(SSLVersionTest, AutoChain) { |
| cert_ = GetChainTestCertificate(); |
| ASSERT_TRUE(cert_); |
| key_ = GetChainTestKey(); |
| ASSERT_TRUE(key_); |
| bssl::UniquePtr<X509> intermediate = GetChainTestIntermediate(); |
| ASSERT_TRUE(intermediate); |
| |
| ASSERT_TRUE(UseCertAndKey(client_ctx_.get())); |
| ASSERT_TRUE(UseCertAndKey(server_ctx_.get())); |
| |
| // Configure both client and server to accept any certificate. Add |
| // |intermediate| to the cert store. |
| ASSERT_TRUE(X509_STORE_add_cert(SSL_CTX_get_cert_store(client_ctx_.get()), |
| intermediate.get())); |
| ASSERT_TRUE(X509_STORE_add_cert(SSL_CTX_get_cert_store(server_ctx_.get()), |
| intermediate.get())); |
| SSL_CTX_set_verify(client_ctx_.get(), |
| SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, |
| nullptr); |
| SSL_CTX_set_verify(server_ctx_.get(), |
| SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, |
| nullptr); |
| SSL_CTX_set_cert_verify_callback(client_ctx_.get(), VerifySucceed, NULL); |
| SSL_CTX_set_cert_verify_callback(server_ctx_.get(), VerifySucceed, NULL); |
| |
| // By default, the client and server should each only send the leaf. |
| ASSERT_TRUE(Connect()); |
| |
| EXPECT_TRUE( |
| ChainsEqual(SSL_get_peer_full_cert_chain(client_.get()), {cert_.get()})); |
| EXPECT_TRUE( |
| ChainsEqual(SSL_get_peer_full_cert_chain(server_.get()), {cert_.get()})); |
| |
| // If auto-chaining is enabled, then the intermediate is sent. |
| SSL_CTX_clear_mode(client_ctx_.get(), SSL_MODE_NO_AUTO_CHAIN); |
| SSL_CTX_clear_mode(server_ctx_.get(), SSL_MODE_NO_AUTO_CHAIN); |
| ASSERT_TRUE(Connect()); |
| |
| EXPECT_TRUE(ChainsEqual(SSL_get_peer_full_cert_chain(client_.get()), |
| {cert_.get(), intermediate.get()})); |
| EXPECT_TRUE(ChainsEqual(SSL_get_peer_full_cert_chain(server_.get()), |
| {cert_.get(), intermediate.get()})); |
| |
| // Auto-chaining does not override explicitly-configured intermediates. |
| ASSERT_TRUE(SSL_CTX_add1_chain_cert(client_ctx_.get(), cert_.get())); |
| ASSERT_TRUE(SSL_CTX_add1_chain_cert(server_ctx_.get(), cert_.get())); |
| ASSERT_TRUE(Connect()); |
| |
| EXPECT_TRUE(ChainsEqual(SSL_get_peer_full_cert_chain(client_.get()), |
| {cert_.get(), cert_.get()})); |
| |
| EXPECT_TRUE(ChainsEqual(SSL_get_peer_full_cert_chain(server_.get()), |
| {cert_.get(), cert_.get()})); |
| } |
| |
| static bool ExpectBadWriteRetry() { |
| int err = ERR_get_error(); |
| if (ERR_GET_LIB(err) != ERR_LIB_SSL || |
| ERR_GET_REASON(err) != SSL_R_BAD_WRITE_RETRY) { |
| char buf[ERR_ERROR_STRING_BUF_LEN]; |
| ERR_error_string_n(err, buf, sizeof(buf)); |
| fprintf(stderr, "Wanted SSL_R_BAD_WRITE_RETRY, got: %s.\n", buf); |
| return false; |
| } |
| |
| if (ERR_peek_error() != 0) { |
| fprintf(stderr, "Unexpected error following SSL_R_BAD_WRITE_RETRY.\n"); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| TEST_P(SSLVersionTest, SSLWriteRetry) { |
| if (is_dtls()) { |
| return; |
| } |
| |
| for (bool enable_partial_write : {false, true}) { |
| SCOPED_TRACE(enable_partial_write); |
| |
| // Connect a client and server. |
| ASSERT_TRUE(UseCertAndKey(client_ctx_.get())); |
| |
| ASSERT_TRUE(Connect()); |
| |
| if (enable_partial_write) { |
| SSL_set_mode(client_.get(), SSL_MODE_ENABLE_PARTIAL_WRITE); |
| } |
| |
| // Write without reading until the buffer is full and we have an unfinished |
| // write. Keep a count so we may reread it again later. "hello!" will be |
| // written in two chunks, "hello" and "!". |
| char data[] = "hello!"; |
| static const int kChunkLen = 5; // The length of "hello". |
| unsigned count = 0; |
| for (;;) { |
| int ret = SSL_write(client_.get(), data, kChunkLen); |
| if (ret <= 0) { |
| ASSERT_EQ(SSL_get_error(client_.get(), ret), SSL_ERROR_WANT_WRITE); |
| break; |
| } |
| |
| ASSERT_EQ(ret, 5); |
| |
| count++; |
| } |
| |
| // Retrying with the same parameters is legal. |
| ASSERT_EQ( |
| SSL_get_error(client_.get(), SSL_write(client_.get(), data, kChunkLen)), |
| SSL_ERROR_WANT_WRITE); |
| |
| // Retrying with the same buffer but shorter length is not legal. |
| ASSERT_EQ(SSL_get_error(client_.get(), |
| SSL_write(client_.get(), data, kChunkLen - 1)), |
| SSL_ERROR_SSL); |
| ASSERT_TRUE(ExpectBadWriteRetry()); |
| |
| // Retrying with a different buffer pointer is not legal. |
| char data2[] = "hello"; |
| ASSERT_EQ(SSL_get_error(client_.get(), |
| SSL_write(client_.get(), data2, kChunkLen)), |
| SSL_ERROR_SSL); |
| ASSERT_TRUE(ExpectBadWriteRetry()); |
| |
| // With |SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER|, the buffer may move. |
| SSL_set_mode(client_.get(), SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER); |
| ASSERT_EQ(SSL_get_error(client_.get(), |
| SSL_write(client_.get(), data2, kChunkLen)), |
| SSL_ERROR_WANT_WRITE); |
| |
| // |SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER| does not disable length checks. |
| ASSERT_EQ(SSL_get_error(client_.get(), |
| SSL_write(client_.get(), data2, kChunkLen - 1)), |
| SSL_ERROR_SSL); |
| ASSERT_TRUE(ExpectBadWriteRetry()); |
| |
| // Retrying with a larger buffer is legal. |
| ASSERT_EQ(SSL_get_error(client_.get(), |
| SSL_write(client_.get(), data, kChunkLen + 1)), |
| SSL_ERROR_WANT_WRITE); |
| |
| // Drain the buffer. |
| char buf[20]; |
| for (unsigned i = 0; i < count; i++) { |
| ASSERT_EQ(SSL_read(server_.get(), buf, sizeof(buf)), kChunkLen); |
| ASSERT_EQ(OPENSSL_memcmp(buf, "hello", kChunkLen), 0); |
| } |
| |
| // Now that there is space, a retry with a larger buffer should flush the |
| // pending record, skip over that many bytes of input (on assumption they |
| // are the same), and write the remainder. If SSL_MODE_ENABLE_PARTIAL_WRITE |
| // is set, this will complete in two steps. |
| char data3[] = "_____!"; |
| if (enable_partial_write) { |
| ASSERT_EQ(SSL_write(client_.get(), data3, kChunkLen + 1), kChunkLen); |
| ASSERT_EQ(SSL_write(client_.get(), data3 + kChunkLen, 1), 1); |
| } else { |
| ASSERT_EQ(SSL_write(client_.get(), data3, kChunkLen + 1), kChunkLen + 1); |
| } |
| |
| // Check the last write was correct. The data will be spread over two |
| // records, so SSL_read returns twice. |
| ASSERT_EQ(SSL_read(server_.get(), buf, sizeof(buf)), kChunkLen); |
| ASSERT_EQ(OPENSSL_memcmp(buf, "hello", kChunkLen), 0); |
| ASSERT_EQ(SSL_read(server_.get(), buf, sizeof(buf)), 1); |
| ASSERT_EQ(buf[0], '!'); |
| } |
| } |
| |
| TEST_P(SSLVersionTest, RecordCallback) { |
| for (bool test_server : {true, false}) { |
| SCOPED_TRACE(test_server); |
| ResetContexts(); |
| |
| bool read_seen = false; |
| bool write_seen = false; |
| auto cb = [&](int is_write, int cb_version, int cb_type, const void *buf, |
| size_t len, SSL *ssl) { |
| if (cb_type != SSL3_RT_HEADER) { |
| return; |
| } |
| |
| // The callback does not report a version for records. |
| EXPECT_EQ(0, cb_version); |
| |
| if (is_write) { |
| write_seen = true; |
| } else { |
| read_seen = true; |
| } |
| |
| // Sanity-check that the record header is plausible. |
| CBS cbs; |
| CBS_init(&cbs, reinterpret_cast<const uint8_t *>(buf), len); |
| uint8_t type; |
| uint16_t record_version, length; |
| ASSERT_TRUE(CBS_get_u8(&cbs, &type)); |
| ASSERT_TRUE(CBS_get_u16(&cbs, &record_version)); |
| EXPECT_TRUE(record_version == version() || |
| record_version == (is_dtls() ? DTLS1_VERSION : TLS1_VERSION)) |
| << "Invalid record version: " << record_version; |
| if (is_dtls()) { |
| uint16_t epoch; |
| ASSERT_TRUE(CBS_get_u16(&cbs, &epoch)); |
| EXPECT_TRUE(epoch == 0 || epoch == 1) << "Invalid epoch: " << epoch; |
| ASSERT_TRUE(CBS_skip(&cbs, 6)); |
| } |
| ASSERT_TRUE(CBS_get_u16(&cbs, &length)); |
| EXPECT_EQ(0u, CBS_len(&cbs)); |
| }; |
| using CallbackType = decltype(cb); |
| SSL_CTX *ctx = test_server ? server_ctx_.get() : client_ctx_.get(); |
| SSL_CTX_set_msg_callback( |
| ctx, [](int is_write, int cb_version, int cb_type, const void *buf, |
| size_t len, SSL *ssl, void *arg) { |
| CallbackType *cb_ptr = reinterpret_cast<CallbackType *>(arg); |
| (*cb_ptr)(is_write, cb_version, cb_type, buf, len, ssl); |
| }); |
| SSL_CTX_set_msg_callback_arg(ctx, &cb); |
| |
| ASSERT_TRUE(Connect()); |
| |
| EXPECT_TRUE(read_seen); |
| EXPECT_TRUE(write_seen); |
| } |
| } |
| |
| TEST_P(SSLVersionTest, GetServerName) { |
| // No extensions in SSL 3.0. |
| if (version() == SSL3_VERSION) { |
| return; |
| } |
| |
| ClientConfig config; |
| config.servername = "host1"; |
| |
| SSL_CTX_set_tlsext_servername_callback( |
| server_ctx_.get(), [](SSL *ssl, int *out_alert, void *arg) -> int { |
| // During the handshake, |SSL_get_servername| must match |config|. |
| ClientConfig *config_p = reinterpret_cast<ClientConfig *>(arg); |
| EXPECT_STREQ(config_p->servername.c_str(), |
| SSL_get_servername(ssl, TLSEXT_NAMETYPE_host_name)); |
| return SSL_TLSEXT_ERR_OK; |
| }); |
| SSL_CTX_set_tlsext_servername_arg(server_ctx_.get(), &config); |
| |
| ASSERT_TRUE(Connect(config)); |
| // After the handshake, it must also be available. |
| EXPECT_STREQ(config.servername.c_str(), |
| SSL_get_servername(server_.get(), TLSEXT_NAMETYPE_host_name)); |
| |
| // Establish a session under host1. |
| SSL_CTX_set_session_cache_mode(client_ctx_.get(), SSL_SESS_CACHE_BOTH); |
| SSL_CTX_set_session_cache_mode(server_ctx_.get(), SSL_SESS_CACHE_BOTH); |
| bssl::UniquePtr<SSL_SESSION> session = |
| CreateClientSession(client_ctx_.get(), server_ctx_.get(), config); |
| |
| // If the client resumes a session with a different name, |SSL_get_servername| |
| // must return the new name. |
| ASSERT_TRUE(session); |
| config.session = session.get(); |
| config.servername = "host2"; |
| ASSERT_TRUE(Connect(config)); |
| EXPECT_STREQ(config.servername.c_str(), |
| SSL_get_servername(server_.get(), TLSEXT_NAMETYPE_host_name)); |
| } |
| |
| // Test that session cache mode bits are honored in the client session callback. |
| TEST_P(SSLVersionTest, ClientSessionCacheMode) { |
| SSL_CTX_set_session_cache_mode(client_ctx_.get(), SSL_SESS_CACHE_OFF); |
| EXPECT_FALSE(CreateClientSession(client_ctx_.get(), server_ctx_.get())); |
| |
| SSL_CTX_set_session_cache_mode(client_ctx_.get(), SSL_SESS_CACHE_CLIENT); |
| EXPECT_TRUE(CreateClientSession(client_ctx_.get(), server_ctx_.get())); |
| |
| SSL_CTX_set_session_cache_mode(client_ctx_.get(), SSL_SESS_CACHE_SERVER); |
| EXPECT_FALSE(CreateClientSession(client_ctx_.get(), server_ctx_.get())); |
| } |
| |
| TEST(SSLTest, AddChainCertHack) { |
| // Ensure that we don't accidently break the hack that we have in place to |
| // keep curl and serf happy when they use an |X509| even after transfering |
| // ownership. |
| |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| X509 *cert = GetTestCertificate().release(); |
| ASSERT_TRUE(cert); |
| SSL_CTX_add0_chain_cert(ctx.get(), cert); |
| |
| // This should not trigger a use-after-free. |
| X509_cmp(cert, cert); |
| } |
| |
| TEST(SSLTest, GetCertificate) { |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| bssl::UniquePtr<X509> cert = GetTestCertificate(); |
| ASSERT_TRUE(cert); |
| ASSERT_TRUE(SSL_CTX_use_certificate(ctx.get(), cert.get())); |
| bssl::UniquePtr<SSL> ssl(SSL_new(ctx.get())); |
| ASSERT_TRUE(ssl); |
| |
| X509 *cert2 = SSL_CTX_get0_certificate(ctx.get()); |
| ASSERT_TRUE(cert2); |
| X509 *cert3 = SSL_get_certificate(ssl.get()); |
| ASSERT_TRUE(cert3); |
| |
| // The old and new certificates must be identical. |
| EXPECT_EQ(0, X509_cmp(cert.get(), cert2)); |
| EXPECT_EQ(0, X509_cmp(cert.get(), cert3)); |
| |
| uint8_t *der = nullptr; |
| long der_len = i2d_X509(cert.get(), &der); |
| ASSERT_LT(0, der_len); |
| bssl::UniquePtr<uint8_t> free_der(der); |
| |
| uint8_t *der2 = nullptr; |
| long der2_len = i2d_X509(cert2, &der2); |
| ASSERT_LT(0, der2_len); |
| bssl::UniquePtr<uint8_t> free_der2(der2); |
| |
| uint8_t *der3 = nullptr; |
| long der3_len = i2d_X509(cert3, &der3); |
| ASSERT_LT(0, der3_len); |
| bssl::UniquePtr<uint8_t> free_der3(der3); |
| |
| // They must also encode identically. |
| EXPECT_EQ(Bytes(der, der_len), Bytes(der2, der2_len)); |
| EXPECT_EQ(Bytes(der, der_len), Bytes(der3, der3_len)); |
| } |
| |
| TEST(SSLTest, SetChainAndKeyMismatch) { |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_with_buffers_method())); |
| ASSERT_TRUE(ctx); |
| |
| bssl::UniquePtr<EVP_PKEY> key = GetTestKey(); |
| ASSERT_TRUE(key); |
| bssl::UniquePtr<CRYPTO_BUFFER> leaf = GetChainTestCertificateBuffer(); |
| ASSERT_TRUE(leaf); |
| std::vector<CRYPTO_BUFFER*> chain = { |
| leaf.get(), |
| }; |
| |
| // Should fail because |GetTestKey| doesn't match the chain-test certificate. |
| ASSERT_FALSE(SSL_CTX_set_chain_and_key(ctx.get(), &chain[0], chain.size(), |
| key.get(), nullptr)); |
| ERR_clear_error(); |
| } |
| |
| TEST(SSLTest, SetChainAndKey) { |
| bssl::UniquePtr<SSL_CTX> client_ctx(SSL_CTX_new(TLS_with_buffers_method())); |
| ASSERT_TRUE(client_ctx); |
| bssl::UniquePtr<SSL_CTX> server_ctx(SSL_CTX_new(TLS_with_buffers_method())); |
| ASSERT_TRUE(server_ctx); |
| |
| bssl::UniquePtr<EVP_PKEY> key = GetChainTestKey(); |
| ASSERT_TRUE(key); |
| bssl::UniquePtr<CRYPTO_BUFFER> leaf = GetChainTestCertificateBuffer(); |
| ASSERT_TRUE(leaf); |
| bssl::UniquePtr<CRYPTO_BUFFER> intermediate = |
| GetChainTestIntermediateBuffer(); |
| ASSERT_TRUE(intermediate); |
| std::vector<CRYPTO_BUFFER*> chain = { |
| leaf.get(), intermediate.get(), |
| }; |
| ASSERT_TRUE(SSL_CTX_set_chain_and_key(server_ctx.get(), &chain[0], |
| chain.size(), key.get(), nullptr)); |
| |
| SSL_CTX_set_custom_verify( |
| client_ctx.get(), SSL_VERIFY_PEER, |
| [](SSL *ssl, uint8_t *out_alert) -> ssl_verify_result_t { |
| return ssl_verify_ok; |
| }); |
| |
| bssl::UniquePtr<SSL> client, server; |
| ASSERT_TRUE(ConnectClientAndServer(&client, &server, client_ctx.get(), |
| server_ctx.get())); |
| } |
| |
| TEST(SSLTest, ClientCABuffers) { |
| bssl::UniquePtr<SSL_CTX> client_ctx(SSL_CTX_new(TLS_with_buffers_method())); |
| ASSERT_TRUE(client_ctx); |
| bssl::UniquePtr<SSL_CTX> server_ctx(SSL_CTX_new(TLS_with_buffers_method())); |
| ASSERT_TRUE(server_ctx); |
| |
| bssl::UniquePtr<EVP_PKEY> key = GetChainTestKey(); |
| ASSERT_TRUE(key); |
| bssl::UniquePtr<CRYPTO_BUFFER> leaf = GetChainTestCertificateBuffer(); |
| ASSERT_TRUE(leaf); |
| bssl::UniquePtr<CRYPTO_BUFFER> intermediate = |
| GetChainTestIntermediateBuffer(); |
| ASSERT_TRUE(intermediate); |
| std::vector<CRYPTO_BUFFER *> chain = { |
| leaf.get(), |
| intermediate.get(), |
| }; |
| ASSERT_TRUE(SSL_CTX_set_chain_and_key(server_ctx.get(), &chain[0], |
| chain.size(), key.get(), nullptr)); |
| |
| bssl::UniquePtr<CRYPTO_BUFFER> ca_name( |
| CRYPTO_BUFFER_new(kTestName, sizeof(kTestName), nullptr)); |
| ASSERT_TRUE(ca_name); |
| bssl::UniquePtr<STACK_OF(CRYPTO_BUFFER)> ca_names( |
| sk_CRYPTO_BUFFER_new_null()); |
| ASSERT_TRUE(ca_names); |
| ASSERT_TRUE(sk_CRYPTO_BUFFER_push(ca_names.get(), ca_name.get())); |
| ca_name.release(); |
| SSL_CTX_set0_client_CAs(server_ctx.get(), ca_names.release()); |
| |
| // Configure client and server to accept all certificates. |
| SSL_CTX_set_custom_verify( |
| client_ctx.get(), SSL_VERIFY_PEER, |
| [](SSL *ssl, uint8_t *out_alert) -> ssl_verify_result_t { |
| return ssl_verify_ok; |
| }); |
| SSL_CTX_set_custom_verify( |
| server_ctx.get(), SSL_VERIFY_PEER, |
| [](SSL *ssl, uint8_t *out_alert) -> ssl_verify_result_t { |
| return ssl_verify_ok; |
| }); |
| |
| bool cert_cb_called = false; |
| SSL_CTX_set_cert_cb( |
| client_ctx.get(), |
| [](SSL *ssl, void *arg) -> int { |
| STACK_OF(CRYPTO_BUFFER) *peer_names = |
| SSL_get0_server_requested_CAs(ssl); |
| EXPECT_EQ(1u, sk_CRYPTO_BUFFER_num(peer_names)); |
| CRYPTO_BUFFER *peer_name = sk_CRYPTO_BUFFER_value(peer_names, 0); |
| EXPECT_EQ(Bytes(kTestName), Bytes(CRYPTO_BUFFER_data(peer_name), |
| CRYPTO_BUFFER_len(peer_name))); |
| *reinterpret_cast<bool *>(arg) = true; |
| return 1; |
| }, |
| &cert_cb_called); |
| |
| bssl::UniquePtr<SSL> client, server; |
| ASSERT_TRUE(ConnectClientAndServer(&client, &server, client_ctx.get(), |
| server_ctx.get())); |
| EXPECT_TRUE(cert_cb_called); |
| } |
| |
| // Configuring the empty cipher list, though an error, should still modify the |
| // configuration. |
| TEST(SSLTest, EmptyCipherList) { |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| |
| // Initially, the cipher list is not empty. |
| EXPECT_NE(0u, sk_SSL_CIPHER_num(SSL_CTX_get_ciphers(ctx.get()))); |
| |
| // Configuring the empty cipher list fails. |
| EXPECT_FALSE(SSL_CTX_set_cipher_list(ctx.get(), "")); |
| ERR_clear_error(); |
| |
| // But the cipher list is still updated to empty. |
| EXPECT_EQ(0u, sk_SSL_CIPHER_num(SSL_CTX_get_ciphers(ctx.get()))); |
| } |
| |
| // ssl_test_ticket_aead_failure_mode enumerates the possible ways in which the |
| // test |SSL_TICKET_AEAD_METHOD| can fail. |
| enum ssl_test_ticket_aead_failure_mode { |
| ssl_test_ticket_aead_ok = 0, |
| ssl_test_ticket_aead_seal_fail, |
| ssl_test_ticket_aead_open_soft_fail, |
| ssl_test_ticket_aead_open_hard_fail, |
| }; |
| |
| struct ssl_test_ticket_aead_state { |
| unsigned retry_count; |
| ssl_test_ticket_aead_failure_mode failure_mode; |
| }; |
| |
| static int ssl_test_ticket_aead_ex_index_dup(CRYPTO_EX_DATA *to, |
| const CRYPTO_EX_DATA *from, |
| void **from_d, int index, |
| long argl, void *argp) { |
| abort(); |
| } |
| |
| static void ssl_test_ticket_aead_ex_index_free(void *parent, void *ptr, |
| CRYPTO_EX_DATA *ad, int index, |
| long argl, void *argp) { |
| auto state = reinterpret_cast<ssl_test_ticket_aead_state*>(ptr); |
| if (state == nullptr) { |
| return; |
| } |
| |
| OPENSSL_free(state); |
| } |
| |
| static CRYPTO_once_t g_ssl_test_ticket_aead_ex_index_once = CRYPTO_ONCE_INIT; |
| static int g_ssl_test_ticket_aead_ex_index; |
| |
| static int ssl_test_ticket_aead_get_ex_index() { |
| CRYPTO_once(&g_ssl_test_ticket_aead_ex_index_once, [] { |
| g_ssl_test_ticket_aead_ex_index = SSL_get_ex_new_index( |
| 0, nullptr, nullptr, ssl_test_ticket_aead_ex_index_dup, |
| ssl_test_ticket_aead_ex_index_free); |
| }); |
| return g_ssl_test_ticket_aead_ex_index; |
| } |
| |
| static size_t ssl_test_ticket_aead_max_overhead(SSL *ssl) { |
| return 1; |
| } |
| |
| static int ssl_test_ticket_aead_seal(SSL *ssl, uint8_t *out, size_t *out_len, |
| size_t max_out_len, const uint8_t *in, |
| size_t in_len) { |
| auto state = reinterpret_cast<ssl_test_ticket_aead_state *>( |
| SSL_get_ex_data(ssl, ssl_test_ticket_aead_get_ex_index())); |
| |
| if (state->failure_mode == ssl_test_ticket_aead_seal_fail || |
| max_out_len < in_len + 1) { |
| return 0; |
| } |
| |
| OPENSSL_memmove(out, in, in_len); |
| out[in_len] = 0xff; |
| *out_len = in_len + 1; |
| |
| return 1; |
| } |
| |
| static ssl_ticket_aead_result_t ssl_test_ticket_aead_open( |
| SSL *ssl, uint8_t *out, size_t *out_len, size_t max_out_len, |
| const uint8_t *in, size_t in_len) { |
| auto state = reinterpret_cast<ssl_test_ticket_aead_state *>( |
| SSL_get_ex_data(ssl, ssl_test_ticket_aead_get_ex_index())); |
| |
| if (state->retry_count > 0) { |
| state->retry_count--; |
| return ssl_ticket_aead_retry; |
| } |
| |
| switch (state->failure_mode) { |
| case ssl_test_ticket_aead_ok: |
| break; |
| case ssl_test_ticket_aead_seal_fail: |
| // If |seal| failed then there shouldn't be any ticket to try and |
| // decrypt. |
| abort(); |
| break; |
| case ssl_test_ticket_aead_open_soft_fail: |
| return ssl_ticket_aead_ignore_ticket; |
| case ssl_test_ticket_aead_open_hard_fail: |
| return ssl_ticket_aead_error; |
| } |
| |
| if (in_len == 0 || in[in_len - 1] != 0xff) { |
| return ssl_ticket_aead_ignore_ticket; |
| } |
| |
| if (max_out_len < in_len - 1) { |
| return ssl_ticket_aead_error; |
| } |
| |
| OPENSSL_memmove(out, in, in_len - 1); |
| *out_len = in_len - 1; |
| return ssl_ticket_aead_success; |
| } |
| |
| static const SSL_TICKET_AEAD_METHOD kSSLTestTicketMethod = { |
| ssl_test_ticket_aead_max_overhead, |
| ssl_test_ticket_aead_seal, |
| ssl_test_ticket_aead_open, |
| }; |
| |
| static void ConnectClientAndServerWithTicketMethod( |
| bssl::UniquePtr<SSL> *out_client, bssl::UniquePtr<SSL> *out_server, |
| SSL_CTX *client_ctx, SSL_CTX *server_ctx, unsigned retry_count, |
| ssl_test_ticket_aead_failure_mode failure_mode, SSL_SESSION *session) { |
| bssl::UniquePtr<SSL> client(SSL_new(client_ctx)), server(SSL_new(server_ctx)); |
| ASSERT_TRUE(client); |
| ASSERT_TRUE(server); |
| SSL_set_connect_state(client.get()); |
| SSL_set_accept_state(server.get()); |
| |
| auto state = reinterpret_cast<ssl_test_ticket_aead_state *>( |
| OPENSSL_malloc(sizeof(ssl_test_ticket_aead_state))); |
| ASSERT_TRUE(state); |
| OPENSSL_memset(state, 0, sizeof(ssl_test_ticket_aead_state)); |
| state->retry_count = retry_count; |
| state->failure_mode = failure_mode; |
| |
| ASSERT_TRUE(SSL_set_ex_data(server.get(), ssl_test_ticket_aead_get_ex_index(), |
| state)); |
| |
| SSL_set_session(client.get(), session); |
| |
| BIO *bio1, *bio2; |
| ASSERT_TRUE(BIO_new_bio_pair(&bio1, 0, &bio2, 0)); |
| |
| // SSL_set_bio takes ownership. |
| SSL_set_bio(client.get(), bio1, bio1); |
| SSL_set_bio(server.get(), bio2, bio2); |
| |
| if (CompleteHandshakes(client.get(), server.get())) { |
| *out_client = std::move(client); |
| *out_server = std::move(server); |
| } else { |
| out_client->reset(); |
| out_server->reset(); |
| } |
| } |
| |
| class TicketAEADMethodTest |
| : public ::testing::TestWithParam<testing::tuple< |
| uint16_t, unsigned, ssl_test_ticket_aead_failure_mode>> {}; |
| |
| TEST_P(TicketAEADMethodTest, Resume) { |
| bssl::UniquePtr<X509> cert = GetTestCertificate(); |
| ASSERT_TRUE(cert); |
| bssl::UniquePtr<EVP_PKEY> key = GetTestKey(); |
| ASSERT_TRUE(key); |
| |
| bssl::UniquePtr<SSL_CTX> server_ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(server_ctx); |
| bssl::UniquePtr<SSL_CTX> client_ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(client_ctx); |
| |
| const uint16_t version = testing::get<0>(GetParam()); |
| const unsigned retry_count = testing::get<1>(GetParam()); |
| const ssl_test_ticket_aead_failure_mode failure_mode = |
| testing::get<2>(GetParam()); |
| |
| ASSERT_TRUE(SSL_CTX_use_certificate(server_ctx.get(), cert.get())); |
| ASSERT_TRUE(SSL_CTX_use_PrivateKey(server_ctx.get(), key.get())); |
| ASSERT_TRUE(SSL_CTX_set_min_proto_version(client_ctx.get(), version)); |
| ASSERT_TRUE(SSL_CTX_set_max_proto_version(client_ctx.get(), version)); |
| ASSERT_TRUE(SSL_CTX_set_min_proto_version(server_ctx.get(), version)); |
| ASSERT_TRUE(SSL_CTX_set_max_proto_version(server_ctx.get(), version)); |
| |
| SSL_CTX_set_session_cache_mode(client_ctx.get(), SSL_SESS_CACHE_BOTH); |
| SSL_CTX_set_session_cache_mode(server_ctx.get(), SSL_SESS_CACHE_BOTH); |
| SSL_CTX_set_current_time_cb(client_ctx.get(), FrozenTimeCallback); |
| SSL_CTX_set_current_time_cb(server_ctx.get(), FrozenTimeCallback); |
| SSL_CTX_sess_set_new_cb(client_ctx.get(), SaveLastSession); |
| |
| SSL_CTX_set_ticket_aead_method(server_ctx.get(), &kSSLTestTicketMethod); |
| |
| bssl::UniquePtr<SSL> client, server; |
| ConnectClientAndServerWithTicketMethod(&client, &server, client_ctx.get(), |
| server_ctx.get(), retry_count, |
| failure_mode, nullptr); |
| switch (failure_mode) { |
| case ssl_test_ticket_aead_ok: |
| case ssl_test_ticket_aead_open_hard_fail: |
| case ssl_test_ticket_aead_open_soft_fail: |
| ASSERT_TRUE(client); |
| break; |
| case ssl_test_ticket_aead_seal_fail: |
| EXPECT_FALSE(client); |
| return; |
| } |
| EXPECT_FALSE(SSL_session_reused(client.get())); |
| EXPECT_FALSE(SSL_session_reused(server.get())); |
| |
| // Run the read loop to account for post-handshake tickets in TLS 1.3. |
| SSL_read(client.get(), nullptr, 0); |
| |
| bssl::UniquePtr<SSL_SESSION> session = std::move(g_last_session); |
| ConnectClientAndServerWithTicketMethod(&client, &server, client_ctx.get(), |
| server_ctx.get(), retry_count, |
| failure_mode, session.get()); |
| switch (failure_mode) { |
| case ssl_test_ticket_aead_ok: |
| ASSERT_TRUE(client); |
| EXPECT_TRUE(SSL_session_reused(client.get())); |
| EXPECT_TRUE(SSL_session_reused(server.get())); |
| break; |
| case ssl_test_ticket_aead_seal_fail: |
| abort(); |
| break; |
| case ssl_test_ticket_aead_open_hard_fail: |
| EXPECT_FALSE(client); |
| break; |
| case ssl_test_ticket_aead_open_soft_fail: |
| ASSERT_TRUE(client); |
| EXPECT_FALSE(SSL_session_reused(client.get())); |
| EXPECT_FALSE(SSL_session_reused(server.get())); |
| } |
| } |
| |
| INSTANTIATE_TEST_CASE_P( |
| TicketAEADMethodTests, TicketAEADMethodTest, |
| testing::Combine( |
| testing::Values(TLS1_2_VERSION, TLS1_3_VERSION), |
| testing::Values(0, 1, 2), |
| testing::Values(ssl_test_ticket_aead_ok, |
| ssl_test_ticket_aead_seal_fail, |
| ssl_test_ticket_aead_open_soft_fail, |
| ssl_test_ticket_aead_open_hard_fail))); |
| |
| TEST(SSLTest, SSL3Method) { |
| bssl::UniquePtr<X509> cert = GetTestCertificate(); |
| ASSERT_TRUE(cert); |
| |
| // For compatibility, SSLv3_method should work up to SSL_CTX_new and SSL_new. |
| bssl::UniquePtr<SSL_CTX> ssl3_ctx(SSL_CTX_new(SSLv3_method())); |
| ASSERT_TRUE(ssl3_ctx); |
| ASSERT_TRUE(SSL_CTX_use_certificate(ssl3_ctx.get(), cert.get())); |
| bssl::UniquePtr<SSL> ssl(SSL_new(ssl3_ctx.get())); |
| EXPECT_TRUE(ssl); |
| |
| // Create a normal TLS context to test against. |
| bssl::UniquePtr<SSL_CTX> tls_ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(tls_ctx); |
| ASSERT_TRUE(SSL_CTX_use_certificate(tls_ctx.get(), cert.get())); |
| |
| // However, handshaking an SSLv3_method server should fail to resolve the |
| // version range. Explicit calls to SSL_CTX_set_min_proto_version are the only |
| // way to enable SSL 3.0. |
| bssl::UniquePtr<SSL> client, server; |
| EXPECT_FALSE(ConnectClientAndServer(&client, &server, tls_ctx.get(), |
| ssl3_ctx.get())); |
| uint32_t err = ERR_get_error(); |
| EXPECT_EQ(ERR_LIB_SSL, ERR_GET_LIB(err)); |
| EXPECT_EQ(SSL_R_NO_SUPPORTED_VERSIONS_ENABLED, ERR_GET_REASON(err)); |
| |
| // Likewise for SSLv3_method clients. |
| EXPECT_FALSE(ConnectClientAndServer(&client, &server, ssl3_ctx.get(), |
| tls_ctx.get())); |
| err = ERR_get_error(); |
| EXPECT_EQ(ERR_LIB_SSL, ERR_GET_LIB(err)); |
| EXPECT_EQ(SSL_R_NO_SUPPORTED_VERSIONS_ENABLED, ERR_GET_REASON(err)); |
| } |
| |
| TEST(SSLTest, SelectNextProto) { |
| uint8_t *result; |
| uint8_t result_len; |
| |
| // If there is an overlap, it should be returned. |
| EXPECT_EQ(OPENSSL_NPN_NEGOTIATED, |
| SSL_select_next_proto(&result, &result_len, |
| (const uint8_t *)"\1a\2bb\3ccc", 9, |
| (const uint8_t *)"\1x\1y\1a\1z", 8)); |
| EXPECT_EQ(Bytes("a"), Bytes(result, result_len)); |
| |
| EXPECT_EQ(OPENSSL_NPN_NEGOTIATED, |
| SSL_select_next_proto(&result, &result_len, |
| (const uint8_t *)"\1a\2bb\3ccc", 9, |
| (const uint8_t *)"\1x\1y\2bb\1z", 9)); |
| EXPECT_EQ(Bytes("bb"), Bytes(result, result_len)); |
| |
| EXPECT_EQ(OPENSSL_NPN_NEGOTIATED, |
| SSL_select_next_proto(&result, &result_len, |
| (const uint8_t *)"\1a\2bb\3ccc", 9, |
| (const uint8_t *)"\1x\1y\3ccc\1z", 10)); |
| EXPECT_EQ(Bytes("ccc"), Bytes(result, result_len)); |
| |
| // Peer preference order takes precedence over local. |
| EXPECT_EQ(OPENSSL_NPN_NEGOTIATED, |
| SSL_select_next_proto(&result, &result_len, |
| (const uint8_t *)"\1a\2bb\3ccc", 9, |
| (const uint8_t *)"\3ccc\2bb\1a", 9)); |
| EXPECT_EQ(Bytes("a"), Bytes(result, result_len)); |
| |
| // If there is no overlap, return the first local protocol. |
| EXPECT_EQ(OPENSSL_NPN_NO_OVERLAP, |
| SSL_select_next_proto(&result, &result_len, |
| (const uint8_t *)"\1a\2bb\3ccc", 9, |
| (const uint8_t *)"\1x\2yy\3zzz", 9)); |
| EXPECT_EQ(Bytes("x"), Bytes(result, result_len)); |
| |
| EXPECT_EQ(OPENSSL_NPN_NO_OVERLAP, |
| SSL_select_next_proto(&result, &result_len, nullptr, 0, |
| (const uint8_t *)"\1x\2yy\3zzz", 9)); |
| EXPECT_EQ(Bytes("x"), Bytes(result, result_len)); |
| } |
| |
| TEST(SSLTest, SealRecord) { |
| bssl::UniquePtr<SSL_CTX> client_ctx(SSL_CTX_new(TLS_method())), |
| server_ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(client_ctx); |
| ASSERT_TRUE(server_ctx); |
| |
| bssl::UniquePtr<X509> cert = GetTestCertificate(); |
| bssl::UniquePtr<EVP_PKEY> key = GetTestKey(); |
| ASSERT_TRUE(cert); |
| ASSERT_TRUE(key); |
| ASSERT_TRUE(SSL_CTX_use_certificate(server_ctx.get(), cert.get())); |
| ASSERT_TRUE(SSL_CTX_use_PrivateKey(server_ctx.get(), key.get())); |
| |
| bssl::UniquePtr<SSL> client, server; |
| ASSERT_TRUE(ConnectClientAndServer(&client, &server, client_ctx.get(), |
| server_ctx.get())); |
| |
| const std::vector<uint8_t> record = {1, 2, 3, 4, 5}; |
| std::vector<uint8_t> prefix( |
| bssl::SealRecordPrefixLen(client.get(), record.size())), |
| body(record.size()), |
| suffix(bssl::SealRecordSuffixLen(client.get(), record.size())); |
| ASSERT_TRUE(bssl::SealRecord(client.get(), bssl::MakeSpan(prefix), |
| bssl::MakeSpan(body), bssl::MakeSpan(suffix), |
| record)); |
| |
| std::vector<uint8_t> sealed; |
| sealed.insert(sealed.end(), prefix.begin(), prefix.end()); |
| sealed.insert(sealed.end(), body.begin(), body.end()); |
| sealed.insert(sealed.end(), suffix.begin(), suffix.end()); |
| std::vector<uint8_t> sealed_copy = sealed; |
| |
| bssl::Span<uint8_t> plaintext; |
| size_t record_len; |
| uint8_t alert = 255; |
| EXPECT_EQ(bssl::OpenRecord(server.get(), &plaintext, &record_len, &alert, |
| bssl::MakeSpan(sealed)), |
| bssl::OpenRecordResult::kOK); |
| EXPECT_EQ(record_len, sealed.size()); |
| EXPECT_EQ(plaintext, record); |
| EXPECT_EQ(255, alert); |
| } |
| |
| TEST(SSLTest, SealRecordInPlace) { |
| bssl::UniquePtr<SSL_CTX> client_ctx(SSL_CTX_new(TLS_method())), |
| server_ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(client_ctx); |
| ASSERT_TRUE(server_ctx); |
| |
| bssl::UniquePtr<X509> cert = GetTestCertificate(); |
| bssl::UniquePtr<EVP_PKEY> key = GetTestKey(); |
| ASSERT_TRUE(cert); |
| ASSERT_TRUE(key); |
| ASSERT_TRUE(SSL_CTX_use_certificate(server_ctx.get(), cert.get())); |
| ASSERT_TRUE(SSL_CTX_use_PrivateKey(server_ctx.get(), key.get())); |
| |
| bssl::UniquePtr<SSL> client, server; |
| ASSERT_TRUE(ConnectClientAndServer(&client, &server, client_ctx.get(), |
| server_ctx.get())); |
| |
| const std::vector<uint8_t> plaintext = {1, 2, 3, 4, 5}; |
| std::vector<uint8_t> record = plaintext; |
| std::vector<uint8_t> prefix( |
| bssl::SealRecordPrefixLen(client.get(), record.size())), |
| suffix(bssl::SealRecordSuffixLen(client.get(), record.size())); |
| ASSERT_TRUE(bssl::SealRecord(client.get(), bssl::MakeSpan(prefix), |
| bssl::MakeSpan(record), bssl::MakeSpan(suffix), |
| record)); |
| record.insert(record.begin(), prefix.begin(), prefix.end()); |
| record.insert(record.end(), suffix.begin(), suffix.end()); |
| |
| bssl::Span<uint8_t> result; |
| size_t record_len; |
| uint8_t alert; |
| EXPECT_EQ(bssl::OpenRecord(server.get(), &result, &record_len, &alert, |
| bssl::MakeSpan(record)), |
| bssl::OpenRecordResult::kOK); |
| EXPECT_EQ(record_len, record.size()); |
| EXPECT_EQ(plaintext, result); |
| } |
| |
| TEST(SSLTest, SealRecordTrailingData) { |
| bssl::UniquePtr<SSL_CTX> client_ctx(SSL_CTX_new(TLS_method())), |
| server_ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(client_ctx); |
| ASSERT_TRUE(server_ctx); |
| |
| bssl::UniquePtr<X509> cert = GetTestCertificate(); |
| bssl::UniquePtr<EVP_PKEY> key = GetTestKey(); |
| ASSERT_TRUE(cert); |
| ASSERT_TRUE(key); |
| ASSERT_TRUE(SSL_CTX_use_certificate(server_ctx.get(), cert.get())); |
| ASSERT_TRUE(SSL_CTX_use_PrivateKey(server_ctx.get(), key.get())); |
| |
| bssl::UniquePtr<SSL> client, server; |
| ASSERT_TRUE(ConnectClientAndServer(&client, &server, client_ctx.get(), |
| server_ctx.get())); |
| |
| const std::vector<uint8_t> plaintext = {1, 2, 3, 4, 5}; |
| std::vector<uint8_t> record = plaintext; |
| std::vector<uint8_t> prefix( |
| bssl::SealRecordPrefixLen(client.get(), record.size())), |
| suffix(bssl::SealRecordSuffixLen(client.get(), record.size())); |
| ASSERT_TRUE(bssl::SealRecord(client.get(), bssl::MakeSpan(prefix), |
| bssl::MakeSpan(record), bssl::MakeSpan(suffix), |
| record)); |
| record.insert(record.begin(), prefix.begin(), prefix.end()); |
| record.insert(record.end(), suffix.begin(), suffix.end()); |
| record.insert(record.end(), {5, 4, 3, 2, 1}); |
| |
| bssl::Span<uint8_t> result; |
| size_t record_len; |
| uint8_t alert; |
| EXPECT_EQ(bssl::OpenRecord(server.get(), &result, &record_len, &alert, |
| bssl::MakeSpan(record)), |
| bssl::OpenRecordResult::kOK); |
| EXPECT_EQ(record_len, record.size() - 5); |
| EXPECT_EQ(plaintext, result); |
| } |
| |
| TEST(SSLTest, SealRecordInvalidSpanSize) { |
| bssl::UniquePtr<SSL_CTX> client_ctx(SSL_CTX_new(TLS_method())), |
| server_ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(client_ctx); |
| ASSERT_TRUE(server_ctx); |
| |
| bssl::UniquePtr<X509> cert = GetTestCertificate(); |
| bssl::UniquePtr<EVP_PKEY> key = GetTestKey(); |
| ASSERT_TRUE(cert); |
| ASSERT_TRUE(key); |
| ASSERT_TRUE(SSL_CTX_use_certificate(server_ctx.get(), cert.get())); |
| ASSERT_TRUE(SSL_CTX_use_PrivateKey(server_ctx.get(), key.get())); |
| |
| bssl::UniquePtr<SSL> client, server; |
| ASSERT_TRUE(ConnectClientAndServer(&client, &server, client_ctx.get(), |
| server_ctx.get())); |
| |
| std::vector<uint8_t> record = {1, 2, 3, 4, 5}; |
| std::vector<uint8_t> prefix( |
| bssl::SealRecordPrefixLen(client.get(), record.size())), |
| body(record.size()), |
| suffix(bssl::SealRecordSuffixLen(client.get(), record.size())); |
| |
| auto expect_err = []() { |
| int err = ERR_get_error(); |
| EXPECT_EQ(ERR_GET_LIB(err), ERR_LIB_SSL); |
| EXPECT_EQ(ERR_GET_REASON(err), SSL_R_BUFFER_TOO_SMALL); |
| ERR_clear_error(); |
| }; |
| EXPECT_FALSE(bssl::SealRecord( |
| client.get(), bssl::MakeSpan(prefix.data(), prefix.size() - 1), |
| bssl::MakeSpan(record), bssl::MakeSpan(suffix), record)); |
| expect_err(); |
| EXPECT_FALSE(bssl::SealRecord( |
| client.get(), bssl::MakeSpan(prefix.data(), prefix.size() + 1), |
| bssl::MakeSpan(record), bssl::MakeSpan(suffix), record)); |
| expect_err(); |
| |
| EXPECT_FALSE( |
| bssl::SealRecord(client.get(), bssl::MakeSpan(prefix), |
| bssl::MakeSpan(record.data(), record.size() - 1), |
| bssl::MakeSpan(suffix), record)); |
| expect_err(); |
| EXPECT_FALSE( |
| bssl::SealRecord(client.get(), bssl::MakeSpan(prefix), |
| bssl::MakeSpan(record.data(), record.size() + 1), |
| bssl::MakeSpan(suffix), record)); |
| expect_err(); |
| |
| EXPECT_FALSE(bssl::SealRecord( |
| client.get(), bssl::MakeSpan(prefix), bssl::MakeSpan(record), |
| bssl::MakeSpan(suffix.data(), suffix.size() - 1), record)); |
| expect_err(); |
| EXPECT_FALSE(bssl::SealRecord( |
| client.get(), bssl::MakeSpan(prefix), bssl::MakeSpan(record), |
| bssl::MakeSpan(suffix.data(), suffix.size() + 1), record)); |
| expect_err(); |
| } |
| |
| // The client should gracefully handle no suitable ciphers being enabled. |
| TEST(SSLTest, NoCiphersAvailable) { |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| |
| // Configure |client_ctx| with a cipher list that does not intersect with its |
| // version configuration. |
| ASSERT_TRUE(SSL_CTX_set_strict_cipher_list( |
| ctx.get(), "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256")); |
| ASSERT_TRUE(SSL_CTX_set_max_proto_version(ctx.get(), TLS1_1_VERSION)); |
| |
| bssl::UniquePtr<SSL> ssl(SSL_new(ctx.get())); |
| ASSERT_TRUE(ssl); |
| SSL_set_connect_state(ssl.get()); |
| |
| UniquePtr<BIO> rbio(BIO_new(BIO_s_mem())), wbio(BIO_new(BIO_s_mem())); |
| ASSERT_TRUE(rbio); |
| ASSERT_TRUE(wbio); |
| SSL_set0_rbio(ssl.get(), rbio.release()); |
| SSL_set0_wbio(ssl.get(), wbio.release()); |
| |
| int ret = SSL_do_handshake(ssl.get()); |
| EXPECT_EQ(-1, ret); |
| EXPECT_EQ(SSL_ERROR_SSL, SSL_get_error(ssl.get(), ret)); |
| uint32_t err = ERR_get_error(); |
| EXPECT_EQ(ERR_LIB_SSL, ERR_GET_LIB(err)); |
| EXPECT_EQ(SSL_R_NO_CIPHERS_AVAILABLE, ERR_GET_REASON(err)); |
| } |
| |
| TEST_P(SSLVersionTest, SessionVersion) { |
| SSL_CTX_set_session_cache_mode(client_ctx_.get(), SSL_SESS_CACHE_BOTH); |
| SSL_CTX_set_session_cache_mode(server_ctx_.get(), SSL_SESS_CACHE_BOTH); |
| |
| bssl::UniquePtr<SSL_SESSION> session = |
| CreateClientSession(client_ctx_.get(), server_ctx_.get()); |
| ASSERT_TRUE(session); |
| EXPECT_EQ(version(), SSL_SESSION_get_protocol_version(session.get())); |
| |
| // Sessions in TLS 1.3 and later should be single-use. |
| EXPECT_EQ(version() == TLS1_3_VERSION, |
| !!SSL_SESSION_should_be_single_use(session.get())); |
| |
| // Making fake sessions for testing works. |
| session.reset(SSL_SESSION_new(client_ctx_.get())); |
| ASSERT_TRUE(session); |
| ASSERT_TRUE(SSL_SESSION_set_protocol_version(session.get(), version())); |
| EXPECT_EQ(version(), SSL_SESSION_get_protocol_version(session.get())); |
| } |
| |
| TEST_P(SSLVersionTest, SSLPending) { |
| UniquePtr<SSL> ssl(SSL_new(client_ctx_.get())); |
| ASSERT_TRUE(ssl); |
| EXPECT_EQ(0, SSL_pending(ssl.get())); |
| |
| ASSERT_TRUE(Connect()); |
| EXPECT_EQ(0, SSL_pending(client_.get())); |
| |
| ASSERT_EQ(5, SSL_write(server_.get(), "hello", 5)); |
| ASSERT_EQ(5, SSL_write(server_.get(), "world", 5)); |
| EXPECT_EQ(0, SSL_pending(client_.get())); |
| |
| char buf[10]; |
| ASSERT_EQ(1, SSL_peek(client_.get(), buf, 1)); |
| EXPECT_EQ(5, SSL_pending(client_.get())); |
| |
| ASSERT_EQ(1, SSL_read(client_.get(), buf, 1)); |
| EXPECT_EQ(4, SSL_pending(client_.get())); |
| |
| ASSERT_EQ(4, SSL_read(client_.get(), buf, 10)); |
| EXPECT_EQ(0, SSL_pending(client_.get())); |
| |
| ASSERT_EQ(2, SSL_read(client_.get(), buf, 2)); |
| EXPECT_EQ(3, SSL_pending(client_.get())); |
| } |
| |
| // Test that post-handshake tickets consumed by |SSL_shutdown| are ignored. |
| TEST(SSLTest, ShutdownIgnoresTickets) { |
| bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
| ASSERT_TRUE(ctx); |
| ASSERT_TRUE(SSL_CTX_set_min_proto_version(ctx.get(), TLS1_3_VERSION)); |
| ASSERT_TRUE(SSL_CTX_set_max_proto_version(ctx.get(), TLS1_3_VERSION)); |
| |
| bssl::UniquePtr<X509> cert = GetTestCertificate(); |
| bssl::UniquePtr<EVP_PKEY> key = GetTestKey(); |
| ASSERT_TRUE(cert); |
| ASSERT_TRUE(key); |
| ASSERT_TRUE(SSL_CTX_use_certificate(ctx.get(), cert.get())); |
| ASSERT_TRUE(SSL_CTX_use_PrivateKey(ctx.get(), key.get())); |
| |
| SSL_CTX_set_session_cache_mode(ctx.get(), SSL_SESS_CACHE_BOTH); |
| |
| bssl::UniquePtr<SSL> client, server; |
| ASSERT_TRUE(ConnectClientAndServer(&client, &server, ctx.get(), ctx.get())); |
| |
| SSL_CTX_sess_set_new_cb(ctx.get(), [](SSL *ssl, SSL_SESSION *session) -> int { |
| ADD_FAILURE() << "New session callback called during SSL_shutdown"; |
| return 0; |
| }); |
| |
| // Send close_notify. |
| EXPECT_EQ(0, SSL_shutdown(server.get())); |
| EXPECT_EQ(0, SSL_shutdown(client.get())); |
| |
| // Receive close_notify. |
| EXPECT_EQ(1, SSL_shutdown(server.get())); |
| EXPECT_EQ(1, SSL_shutdown(client.get())); |
| } |
| |
| TEST(SSLTest, SignatureAlgorithmProperties) { |
| EXPECT_EQ(EVP_PKEY_NONE, SSL_get_signature_algorithm_key_type(0x1234)); |
| EXPECT_EQ(nullptr, SSL_get_signature_algorithm_digest(0x1234)); |
| EXPECT_FALSE(SSL_is_signature_algorithm_rsa_pss(0x1234)); |
| |
| EXPECT_EQ(EVP_PKEY_RSA, |
| SSL_get_signature_algorithm_key_type(SSL_SIGN_RSA_PKCS1_MD5_SHA1)); |
| EXPECT_EQ(EVP_md5_sha1(), |
| SSL_get_signature_algorithm_digest(SSL_SIGN_RSA_PKCS1_MD5_SHA1)); |
| EXPECT_FALSE(SSL_is_signature_algorithm_rsa_pss(SSL_SIGN_RSA_PKCS1_MD5_SHA1)); |
| |
| EXPECT_EQ(EVP_PKEY_EC, SSL_get_signature_algorithm_key_type( |
| SSL_SIGN_ECDSA_SECP256R1_SHA256)); |
| EXPECT_EQ(EVP_sha256(), SSL_get_signature_algorithm_digest( |
| SSL_SIGN_ECDSA_SECP256R1_SHA256)); |
| EXPECT_FALSE( |
| SSL_is_signature_algorithm_rsa_pss(SSL_SIGN_ECDSA_SECP256R1_SHA256)); |
| |
| EXPECT_EQ(EVP_PKEY_RSA, |
| SSL_get_signature_algorithm_key_type(SSL_SIGN_RSA_PSS_SHA384)); |
| EXPECT_EQ(EVP_sha384(), |
| SSL_get_signature_algorithm_digest(SSL_SIGN_RSA_PSS_SHA384)); |
| EXPECT_TRUE(SSL_is_signature_algorithm_rsa_pss(SSL_SIGN_RSA_PSS_SHA384)); |
| } |
| |
| // TODO(davidben): Convert this file to GTest properly. |
| TEST(SSLTest, AllTests) { |
| if (!TestSSL_SESSIONEncoding(kOpenSSLSession) || |
| !TestSSL_SESSIONEncoding(kCustomSession) || |
| !TestSSL_SESSIONEncoding(kBoringSSLSession) || |
| !TestBadSSL_SESSIONEncoding(kBadSessionExtraField) || |
| !TestBadSSL_SESSIONEncoding(kBadSessionVersion) || |
| !TestBadSSL_SESSIONEncoding(kBadSessionTrailingData) || |
| // Test the padding extension at TLS 1.2. |
| !TestPaddingExtension(TLS1_2_VERSION, TLS1_2_VERSION) || |
| // Test the padding extension at TLS 1.3 with a TLS 1.2 session, so there |
| // will be no PSK binder after the padding extension. |
| !TestPaddingExtension(TLS1_3_VERSION, TLS1_2_VERSION) || |
| // Test the padding extension at TLS 1.3 with a TLS 1.3 session, so there |
| // will be a PSK binder after the padding extension. |
| !TestPaddingExtension(TLS1_3_VERSION, TLS1_3_DRAFT_VERSION)) { |
| ADD_FAILURE() << "Tests failed"; |
| } |
| } |
| |
| } // namespace |
| } // namespace bssl |