1 /*
2 * Copyright 2011 The WebRTC Project Authors. All rights reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11 #include <string.h>
12 #include <memory>
13 #include <string>
14 #include <vector>
15
16 #include "absl/strings/str_replace.h"
17 #include "rtc_base/checks.h"
18 #include "rtc_base/fake_ssl_identity.h"
19 #include "rtc_base/helpers.h"
20 #include "rtc_base/logging.h"
21 #include "rtc_base/message_digest.h"
22 #include "rtc_base/ssl_fingerprint.h"
23 #include "rtc_base/ssl_identity.h"
24 #include "test/gtest.h"
25
26 using rtc::SSLIdentity;
27
28 const char kTestCertificate[] =
29 "-----BEGIN CERTIFICATE-----\n"
30 "MIIB6TCCAVICAQYwDQYJKoZIhvcNAQEEBQAwWzELMAkGA1UEBhMCQVUxEzARBgNV\n"
31 "BAgTClF1ZWVuc2xhbmQxGjAYBgNVBAoTEUNyeXB0U29mdCBQdHkgTHRkMRswGQYD\n"
32 "VQQDExJUZXN0IENBICgxMDI0IGJpdCkwHhcNMDAxMDE2MjIzMTAzWhcNMDMwMTE0\n"
33 "MjIzMTAzWjBjMQswCQYDVQQGEwJBVTETMBEGA1UECBMKUXVlZW5zbGFuZDEaMBgG\n"
34 "A1UEChMRQ3J5cHRTb2Z0IFB0eSBMdGQxIzAhBgNVBAMTGlNlcnZlciB0ZXN0IGNl\n"
35 "cnQgKDUxMiBiaXQpMFwwDQYJKoZIhvcNAQEBBQADSwAwSAJBAJ+zw4Qnlf8SMVIP\n"
36 "Fe9GEcStgOY2Ww/dgNdhjeD8ckUJNP5VZkVDTGiXav6ooKXfX3j/7tdkuD8Ey2//\n"
37 "Kv7+ue0CAwEAATANBgkqhkiG9w0BAQQFAAOBgQCT0grFQeZaqYb5EYfk20XixZV4\n"
38 "GmyAbXMftG1Eo7qGiMhYzRwGNWxEYojf5PZkYZXvSqZ/ZXHXa4g59jK/rJNnaVGM\n"
39 "k+xIX8mxQvlV0n5O9PIha5BX5teZnkHKgL8aKKLKW1BK7YTngsfSzzaeame5iKfz\n"
40 "itAE+OjGF+PFKbwX8Q==\n"
41 "-----END CERTIFICATE-----\n";
42
43 const unsigned char kTestCertSha1[] = {0xA6, 0xC8, 0x59, 0xEA, 0xC3, 0x7E, 0x6D,
44 0x33, 0xCF, 0xE2, 0x69, 0x9D, 0x74, 0xE6,
45 0xF6, 0x8A, 0x9E, 0x47, 0xA7, 0xCA};
46 const unsigned char kTestCertSha224[] = {
47 0xd4, 0xce, 0xc6, 0xcf, 0x28, 0xcb, 0xe9, 0x77, 0x38, 0x36,
48 0xcf, 0xb1, 0x3b, 0x4a, 0xd7, 0xbd, 0xae, 0x24, 0x21, 0x08,
49 0xcf, 0x6a, 0x44, 0x0d, 0x3f, 0x94, 0x2a, 0x5b};
50 const unsigned char kTestCertSha256[] = {
51 0x41, 0x6b, 0xb4, 0x93, 0x47, 0x79, 0x77, 0x24, 0x77, 0x0b, 0x8b,
52 0x2e, 0xa6, 0x2b, 0xe0, 0xf9, 0x0a, 0xed, 0x1f, 0x31, 0xa6, 0xf7,
53 0x5c, 0xa1, 0x5a, 0xc4, 0xb0, 0xa2, 0xa4, 0x78, 0xb9, 0x76};
54 const unsigned char kTestCertSha384[] = {
55 0x42, 0x31, 0x9a, 0x79, 0x1d, 0xd6, 0x08, 0xbf, 0x3b, 0xba, 0x36, 0xd8,
56 0x37, 0x4a, 0x9a, 0x75, 0xd3, 0x25, 0x6e, 0x28, 0x92, 0xbe, 0x06, 0xb7,
57 0xc5, 0xa0, 0x83, 0xe3, 0x86, 0xb1, 0x03, 0xfc, 0x64, 0x47, 0xd6, 0xd8,
58 0xaa, 0xd9, 0x36, 0x60, 0x04, 0xcc, 0xbe, 0x7d, 0x6a, 0xe8, 0x34, 0x49};
59 const unsigned char kTestCertSha512[] = {
60 0x51, 0x1d, 0xec, 0x02, 0x3d, 0x51, 0x45, 0xd3, 0xd8, 0x1d, 0xa4,
61 0x9d, 0x43, 0xc9, 0xee, 0x32, 0x6f, 0x4f, 0x37, 0xee, 0xab, 0x3f,
62 0x25, 0xdf, 0x72, 0xfc, 0x61, 0x1a, 0xd5, 0x92, 0xff, 0x6b, 0x28,
63 0x71, 0x58, 0xb3, 0xe1, 0x8a, 0x18, 0xcf, 0x61, 0x33, 0x0e, 0x14,
64 0xc3, 0x04, 0xaa, 0x07, 0xf6, 0xa5, 0xda, 0xdc, 0x42, 0x42, 0x22,
65 0x35, 0xce, 0x26, 0x58, 0x4a, 0x33, 0x6d, 0xbc, 0xb6};
66
67 // These PEM strings were created by generating an identity with
68 // |SSLIdentity::Generate| and invoking |identity->PrivateKeyToPEMString()|,
69 // |identity->PublicKeyToPEMString()| and
70 // |identity->certificate().ToPEMString()|. If the crypto library is updated,
71 // and the update changes the string form of the keys, these will have to be
72 // updated too. The fingerprint, fingerprint algorithm and base64 certificate
73 // were created by calling |identity->certificate().GetStats()|.
74 static const char kRSA_PRIVATE_KEY_PEM[] =
75 "-----BEGIN PRIVATE KEY-----\n"
76 "MIICdQIBADANBgkqhkiG9w0BAQEFAASCAl8wggJbAgEAAoGBAMQPqDStRlYeDpkX\n"
77 "erRmv+a1naM8vSVSY0gG2plnrnofViWRW3MRqWC+020MsIj3hPZeSAnt/y/FL/nr\n"
78 "4Ea7NXcwdRo1/1xEK7U/f/cjSg1aunyvHCHwcFcMr31HLFvHr0ZgcFwbgIuFLNEl\n"
79 "7kK5HMO9APz1ntUjek8BmBj8yMl9AgMBAAECgYA8FWBC5GcNtSBcIinkZyigF0A7\n"
80 "6j081sa+J/uNz4xUuI257ZXM6biygUhhvuXK06/XoIULJfhyN0fAm1yb0HtNhiUs\n"
81 "kMOYeon6b8FqFaPjrQf7Gr9FMiIHXNK19uegTMKztXyPZoUWlX84X0iawY95x0Y3\n"
82 "73f6P2rN2UOjlVVjAQJBAOKy3l2w3Zj2w0oAJox0eMwl+RxBNt1C42SHrob2mFUT\n"
83 "rytpVVYOasr8CoDI0kjacjI94sLum+buJoXXX6YTGO0CQQDdZwlYIEkoS3ftfxPa\n"
84 "Ai0YTBzAWvHJg0r8Gk/TkHo6IM+LSsZ9ZYUv/vBe4BKLw1I4hZ+bQvBiq+f8ROtk\n"
85 "+TDRAkAPL3ghwoU1h+IRBO2QHwUwd6K2N9AbBi4BP+168O3HVSg4ujeTKigRLMzv\n"
86 "T4R2iNt5bhfQgvdCgtVlxcWMdF8JAkBwDCg3eEdt5BuyjwBt8XH+/O4ED0KUWCTH\n"
87 "x00k5dZlupsuhE5Fwe4QpzXg3gekwdnHjyCCQ/NCDHvgOMTkmhQxAkA9V03KRX9b\n"
88 "bhvEzY/fu8gEp+EzsER96/D79az5z1BaMGL5OPM2xHBPJATKlswnAa7Lp3QKGZGk\n"
89 "TxslfL18J71s\n"
90 "-----END PRIVATE KEY-----\n";
91 static const char kRSA_PUBLIC_KEY_PEM[] =
92 "-----BEGIN PUBLIC KEY-----\n"
93 "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDED6g0rUZWHg6ZF3q0Zr/mtZ2j\n"
94 "PL0lUmNIBtqZZ656H1YlkVtzEalgvtNtDLCI94T2XkgJ7f8vxS/56+BGuzV3MHUa\n"
95 "Nf9cRCu1P3/3I0oNWrp8rxwh8HBXDK99Ryxbx69GYHBcG4CLhSzRJe5CuRzDvQD8\n"
96 "9Z7VI3pPAZgY/MjJfQIDAQAB\n"
97 "-----END PUBLIC KEY-----\n";
98 static const char kRSA_CERT_PEM[] =
99 "-----BEGIN CERTIFICATE-----\n"
100 "MIIBnDCCAQWgAwIBAgIJAOEHLgeWYwrpMA0GCSqGSIb3DQEBCwUAMBAxDjAMBgNV\n"
101 "BAMMBXRlc3QxMB4XDTE2MDQyNDE4MTAyMloXDTE2MDUyNTE4MTAyMlowEDEOMAwG\n"
102 "A1UEAwwFdGVzdDEwgZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBAMQPqDStRlYe\n"
103 "DpkXerRmv+a1naM8vSVSY0gG2plnrnofViWRW3MRqWC+020MsIj3hPZeSAnt/y/F\n"
104 "L/nr4Ea7NXcwdRo1/1xEK7U/f/cjSg1aunyvHCHwcFcMr31HLFvHr0ZgcFwbgIuF\n"
105 "LNEl7kK5HMO9APz1ntUjek8BmBj8yMl9AgMBAAEwDQYJKoZIhvcNAQELBQADgYEA\n"
106 "C3ehaZFl+oEYN069C2ht/gMzuC77L854RF/x7xRtNZzkcg9TVgXXdM3auUvJi8dx\n"
107 "yTpU3ixErjQvoZew5ngXTEvTY8BSQUijJEaLWh8n6NDKRbEGTdAk8nPAmq9hdCFq\n"
108 "e3UkexqNHm3g/VxG4NUC1Y+w29ai0/Rgh+VvgbDwK+Q=\n"
109 "-----END CERTIFICATE-----\n";
110 static const char kRSA_FINGERPRINT[] =
111 "3C:E8:B2:70:09:CF:A9:09:5A:F4:EF:8F:8D:8A:32:FF:EA:04:91:BA:6E:D4:17:78:16"
112 ":2A:EE:F9:9A:DD:E2:2B";
113 static const char kRSA_FINGERPRINT_ALGORITHM[] = "sha-256";
114 static const char kRSA_BASE64_CERTIFICATE[] =
115 "MIIBnDCCAQWgAwIBAgIJAOEHLgeWYwrpMA0GCSqGSIb3DQEBCwUAMBAxDjAMBgNVBAMMBXRlc3"
116 "QxMB4XDTE2MDQyNDE4MTAyMloXDTE2MDUyNTE4MTAyMlowEDEOMAwGA1UEAwwFdGVzdDEwgZ8w"
117 "DQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBAMQPqDStRlYeDpkXerRmv+a1naM8vSVSY0gG2plnrn"
118 "ofViWRW3MRqWC+020MsIj3hPZeSAnt/y/FL/nr4Ea7NXcwdRo1/1xEK7U/f/cjSg1aunyvHCHw"
119 "cFcMr31HLFvHr0ZgcFwbgIuFLNEl7kK5HMO9APz1ntUjek8BmBj8yMl9AgMBAAEwDQYJKoZIhv"
120 "cNAQELBQADgYEAC3ehaZFl+oEYN069C2ht/gMzuC77L854RF/x7xRtNZzkcg9TVgXXdM3auUvJ"
121 "i8dxyTpU3ixErjQvoZew5ngXTEvTY8BSQUijJEaLWh8n6NDKRbEGTdAk8nPAmq9hdCFqe3Ukex"
122 "qNHm3g/VxG4NUC1Y+w29ai0/Rgh+VvgbDwK+Q=";
123
124 static const char kECDSA_PRIVATE_KEY_PEM[] =
125 "-----BEGIN PRIVATE KEY-----\n"
126 "MIGHAgEAMBMGByqGSM49AgEGCCqGSM49AwEHBG0wawIBAQQg/AkEA2hklq7dQ2rN\n"
127 "ZxYL6hOUACL4pn7P4FYlA3ZQhIChRANCAAR7YgdO3utP/8IqVRq8G4VZKreMAxeN\n"
128 "rUa12twthv4uFjuHAHa9D9oyAjncmn+xvZZRyVmKrA56jRzENcEEHoAg\n"
129 "-----END PRIVATE KEY-----\n";
130 static const char kECDSA_PUBLIC_KEY_PEM[] =
131 "-----BEGIN PUBLIC KEY-----\n"
132 "MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEe2IHTt7rT//CKlUavBuFWSq3jAMX\n"
133 "ja1GtdrcLYb+LhY7hwB2vQ/aMgI53Jp/sb2WUclZiqwOeo0cxDXBBB6AIA==\n"
134 "-----END PUBLIC KEY-----\n";
135 static const char kECDSA_CERT_PEM[] =
136 "-----BEGIN CERTIFICATE-----\n"
137 "MIIBFDCBu6ADAgECAgkArpkxjw62sW4wCgYIKoZIzj0EAwIwEDEOMAwGA1UEAwwF\n"
138 "dGVzdDMwHhcNMTYwNDI0MTgxNDM4WhcNMTYwNTI1MTgxNDM4WjAQMQ4wDAYDVQQD\n"
139 "DAV0ZXN0MzBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABHtiB07e60//wipVGrwb\n"
140 "hVkqt4wDF42tRrXa3C2G/i4WO4cAdr0P2jICOdyaf7G9llHJWYqsDnqNHMQ1wQQe\n"
141 "gCAwCgYIKoZIzj0EAwIDSAAwRQIhANyreQ/K5yuPPpirsd0e/4WGLHou6bIOSQks\n"
142 "DYzo56NmAiAKOr3u8ol3LmygbUCwEvtWrS8QcJDygxHPACo99hkekw==\n"
143 "-----END CERTIFICATE-----\n";
144 static const char kECDSA_FINGERPRINT[] =
145 "9F:47:FA:88:76:3D:18:B8:00:A0:59:9D:C3:5D:34:0B:1F:B8:99:9E:68:DA:F3:A5:DA"
146 ":50:33:A9:FF:4D:31:89";
147 static const char kECDSA_FINGERPRINT_ALGORITHM[] = "sha-256";
148 static const char kECDSA_BASE64_CERTIFICATE[] =
149 "MIIBFDCBu6ADAgECAgkArpkxjw62sW4wCgYIKoZIzj0EAwIwEDEOMAwGA1UEAwwFdGVzdDMwHh"
150 "cNMTYwNDI0MTgxNDM4WhcNMTYwNTI1MTgxNDM4WjAQMQ4wDAYDVQQDDAV0ZXN0MzBZMBMGByqG"
151 "SM49AgEGCCqGSM49AwEHA0IABHtiB07e60//wipVGrwbhVkqt4wDF42tRrXa3C2G/i4WO4cAdr"
152 "0P2jICOdyaf7G9llHJWYqsDnqNHMQ1wQQegCAwCgYIKoZIzj0EAwIDSAAwRQIhANyreQ/K5yuP"
153 "Ppirsd0e/4WGLHou6bIOSQksDYzo56NmAiAKOr3u8ol3LmygbUCwEvtWrS8QcJDygxHPACo99h"
154 "kekw==";
155
156 struct IdentityAndInfo {
157 std::unique_ptr<rtc::SSLIdentity> identity;
158 std::vector<std::string> ders;
159 std::vector<std::string> pems;
160 std::vector<std::string> fingerprints;
161 };
162
CreateFakeIdentityAndInfoFromDers(const std::vector<std::string> & ders)163 IdentityAndInfo CreateFakeIdentityAndInfoFromDers(
164 const std::vector<std::string>& ders) {
165 RTC_CHECK(!ders.empty());
166 IdentityAndInfo info;
167 info.ders = ders;
168 for (const std::string& der : ders) {
169 info.pems.push_back(rtc::SSLIdentity::DerToPem(
170 "CERTIFICATE", reinterpret_cast<const unsigned char*>(der.c_str()),
171 der.length()));
172 }
173 info.identity.reset(new rtc::FakeSSLIdentity(info.pems));
174 // Strip header/footer and newline characters of PEM strings.
175 for (size_t i = 0; i < info.pems.size(); ++i) {
176 absl::StrReplaceAll({{"-----BEGIN CERTIFICATE-----", ""},
177 {"-----END CERTIFICATE-----", ""},
178 {"\n", ""}},
179 &info.pems[i]);
180 }
181 // Fingerprints for the whole certificate chain, starting with leaf
182 // certificate.
183 const rtc::SSLCertChain& chain = info.identity->cert_chain();
184 std::unique_ptr<rtc::SSLFingerprint> fp;
185 for (size_t i = 0; i < chain.GetSize(); i++) {
186 fp = rtc::SSLFingerprint::Create("sha-1", chain.Get(i));
187 EXPECT_TRUE(fp);
188 info.fingerprints.push_back(fp->GetRfc4572Fingerprint());
189 }
190 EXPECT_EQ(info.ders.size(), info.fingerprints.size());
191 return info;
192 }
193
194 class SSLIdentityTest : public ::testing::Test {
195 public:
SetUp()196 void SetUp() override {
197 identity_rsa1_ = SSLIdentity::Create("test1", rtc::KT_RSA);
198 identity_rsa2_ = SSLIdentity::Create("test2", rtc::KT_RSA);
199 identity_ecdsa1_ = SSLIdentity::Create("test3", rtc::KT_ECDSA);
200 identity_ecdsa2_ = SSLIdentity::Create("test4", rtc::KT_ECDSA);
201
202 ASSERT_TRUE(identity_rsa1_);
203 ASSERT_TRUE(identity_rsa2_);
204 ASSERT_TRUE(identity_ecdsa1_);
205 ASSERT_TRUE(identity_ecdsa2_);
206
207 test_cert_ = rtc::SSLCertificate::FromPEMString(kTestCertificate);
208 ASSERT_TRUE(test_cert_);
209 }
210
TestGetSignatureDigestAlgorithm()211 void TestGetSignatureDigestAlgorithm() {
212 std::string digest_algorithm;
213
214 ASSERT_TRUE(identity_rsa1_->certificate().GetSignatureDigestAlgorithm(
215 &digest_algorithm));
216 ASSERT_EQ(rtc::DIGEST_SHA_256, digest_algorithm);
217
218 ASSERT_TRUE(identity_rsa2_->certificate().GetSignatureDigestAlgorithm(
219 &digest_algorithm));
220 ASSERT_EQ(rtc::DIGEST_SHA_256, digest_algorithm);
221
222 ASSERT_TRUE(identity_ecdsa1_->certificate().GetSignatureDigestAlgorithm(
223 &digest_algorithm));
224 ASSERT_EQ(rtc::DIGEST_SHA_256, digest_algorithm);
225
226 ASSERT_TRUE(identity_ecdsa2_->certificate().GetSignatureDigestAlgorithm(
227 &digest_algorithm));
228 ASSERT_EQ(rtc::DIGEST_SHA_256, digest_algorithm);
229
230 // The test certificate has an MD5-based signature.
231 ASSERT_TRUE(test_cert_->GetSignatureDigestAlgorithm(&digest_algorithm));
232 ASSERT_EQ(rtc::DIGEST_MD5, digest_algorithm);
233 }
234
235 typedef unsigned char DigestType[rtc::MessageDigest::kMaxSize];
236
TestDigestHelper(DigestType digest,const SSLIdentity * identity,const std::string & algorithm,size_t expected_len)237 void TestDigestHelper(DigestType digest,
238 const SSLIdentity* identity,
239 const std::string& algorithm,
240 size_t expected_len) {
241 DigestType digest1;
242 size_t digest_len;
243 bool rv;
244
245 memset(digest, 0, expected_len);
246 rv = identity->certificate().ComputeDigest(algorithm, digest,
247 sizeof(DigestType), &digest_len);
248 EXPECT_TRUE(rv);
249 EXPECT_EQ(expected_len, digest_len);
250
251 // Repeat digest computation for the identity as a sanity check.
252 memset(digest1, 0xff, expected_len);
253 rv = identity->certificate().ComputeDigest(algorithm, digest1,
254 sizeof(DigestType), &digest_len);
255 EXPECT_TRUE(rv);
256 EXPECT_EQ(expected_len, digest_len);
257
258 EXPECT_EQ(0, memcmp(digest, digest1, expected_len));
259 }
260
TestDigestForGeneratedCert(const std::string & algorithm,size_t expected_len)261 void TestDigestForGeneratedCert(const std::string& algorithm,
262 size_t expected_len) {
263 DigestType digest[4];
264
265 ASSERT_TRUE(expected_len <= sizeof(DigestType));
266
267 TestDigestHelper(digest[0], identity_rsa1_.get(), algorithm, expected_len);
268 TestDigestHelper(digest[1], identity_rsa2_.get(), algorithm, expected_len);
269 TestDigestHelper(digest[2], identity_ecdsa1_.get(), algorithm,
270 expected_len);
271 TestDigestHelper(digest[3], identity_ecdsa2_.get(), algorithm,
272 expected_len);
273
274 // Sanity check that all four digests are unique. This could theoretically
275 // fail, since cryptographic hash collisions have a non-zero probability.
276 for (int i = 0; i < 4; i++) {
277 for (int j = 0; j < 4; j++) {
278 if (i != j)
279 EXPECT_NE(0, memcmp(digest[i], digest[j], expected_len));
280 }
281 }
282 }
283
TestDigestForFixedCert(const std::string & algorithm,size_t expected_len,const unsigned char * expected_digest)284 void TestDigestForFixedCert(const std::string& algorithm,
285 size_t expected_len,
286 const unsigned char* expected_digest) {
287 bool rv;
288 DigestType digest;
289 size_t digest_len;
290
291 ASSERT_TRUE(expected_len <= sizeof(DigestType));
292
293 rv = test_cert_->ComputeDigest(algorithm, digest, sizeof(digest),
294 &digest_len);
295 EXPECT_TRUE(rv);
296 EXPECT_EQ(expected_len, digest_len);
297 EXPECT_EQ(0, memcmp(digest, expected_digest, expected_len));
298 }
299
TestCloningIdentity(const SSLIdentity & identity)300 void TestCloningIdentity(const SSLIdentity& identity) {
301 // Convert |identity| to PEM strings and create a new identity by converting
302 // back from the string format.
303 std::string priv_pem = identity.PrivateKeyToPEMString();
304 std::string publ_pem = identity.PublicKeyToPEMString();
305 std::string cert_pem = identity.certificate().ToPEMString();
306 std::unique_ptr<SSLIdentity> clone =
307 SSLIdentity::CreateFromPEMStrings(priv_pem, cert_pem);
308 EXPECT_TRUE(clone);
309
310 // Make sure the clone is identical to the original.
311 EXPECT_TRUE(identity == *clone);
312 ASSERT_EQ(identity.certificate().CertificateExpirationTime(),
313 clone->certificate().CertificateExpirationTime());
314
315 // At this point we are confident that the identities are identical. To be
316 // extra sure, we compare PEM strings of the clone with the original. Note
317 // that the PEM strings of two identities are not strictly guaranteed to be
318 // equal (they describe structs whose members could be listed in a different
319 // order, for example). But because the same function is used to produce
320 // both PEMs, its a good enough bet that this comparison will work. If the
321 // assumption stops holding in the future we can always remove this from the
322 // unittest.
323 std::string clone_priv_pem = clone->PrivateKeyToPEMString();
324 std::string clone_publ_pem = clone->PublicKeyToPEMString();
325 std::string clone_cert_pem = clone->certificate().ToPEMString();
326 ASSERT_EQ(priv_pem, clone_priv_pem);
327 ASSERT_EQ(publ_pem, clone_publ_pem);
328 ASSERT_EQ(cert_pem, clone_cert_pem);
329 }
330
331 protected:
332 std::unique_ptr<SSLIdentity> identity_rsa1_;
333 std::unique_ptr<SSLIdentity> identity_rsa2_;
334 std::unique_ptr<SSLIdentity> identity_ecdsa1_;
335 std::unique_ptr<SSLIdentity> identity_ecdsa2_;
336 std::unique_ptr<rtc::SSLCertificate> test_cert_;
337 };
338
TEST_F(SSLIdentityTest,FixedDigestSHA1)339 TEST_F(SSLIdentityTest, FixedDigestSHA1) {
340 TestDigestForFixedCert(rtc::DIGEST_SHA_1, 20, kTestCertSha1);
341 }
342
343 // HASH_AlgSHA224 is not supported in the chromium linux build.
TEST_F(SSLIdentityTest,FixedDigestSHA224)344 TEST_F(SSLIdentityTest, FixedDigestSHA224) {
345 TestDigestForFixedCert(rtc::DIGEST_SHA_224, 28, kTestCertSha224);
346 }
347
TEST_F(SSLIdentityTest,FixedDigestSHA256)348 TEST_F(SSLIdentityTest, FixedDigestSHA256) {
349 TestDigestForFixedCert(rtc::DIGEST_SHA_256, 32, kTestCertSha256);
350 }
351
TEST_F(SSLIdentityTest,FixedDigestSHA384)352 TEST_F(SSLIdentityTest, FixedDigestSHA384) {
353 TestDigestForFixedCert(rtc::DIGEST_SHA_384, 48, kTestCertSha384);
354 }
355
TEST_F(SSLIdentityTest,FixedDigestSHA512)356 TEST_F(SSLIdentityTest, FixedDigestSHA512) {
357 TestDigestForFixedCert(rtc::DIGEST_SHA_512, 64, kTestCertSha512);
358 }
359
360 // HASH_AlgSHA224 is not supported in the chromium linux build.
TEST_F(SSLIdentityTest,DigestSHA224)361 TEST_F(SSLIdentityTest, DigestSHA224) {
362 TestDigestForGeneratedCert(rtc::DIGEST_SHA_224, 28);
363 }
364
TEST_F(SSLIdentityTest,DigestSHA256)365 TEST_F(SSLIdentityTest, DigestSHA256) {
366 TestDigestForGeneratedCert(rtc::DIGEST_SHA_256, 32);
367 }
368
TEST_F(SSLIdentityTest,DigestSHA384)369 TEST_F(SSLIdentityTest, DigestSHA384) {
370 TestDigestForGeneratedCert(rtc::DIGEST_SHA_384, 48);
371 }
372
TEST_F(SSLIdentityTest,DigestSHA512)373 TEST_F(SSLIdentityTest, DigestSHA512) {
374 TestDigestForGeneratedCert(rtc::DIGEST_SHA_512, 64);
375 }
376
TEST_F(SSLIdentityTest,IdentityComparison)377 TEST_F(SSLIdentityTest, IdentityComparison) {
378 EXPECT_TRUE(*identity_rsa1_ == *identity_rsa1_);
379 EXPECT_FALSE(*identity_rsa1_ == *identity_rsa2_);
380 EXPECT_FALSE(*identity_rsa1_ == *identity_ecdsa1_);
381 EXPECT_FALSE(*identity_rsa1_ == *identity_ecdsa2_);
382
383 EXPECT_TRUE(*identity_rsa2_ == *identity_rsa2_);
384 EXPECT_FALSE(*identity_rsa2_ == *identity_ecdsa1_);
385 EXPECT_FALSE(*identity_rsa2_ == *identity_ecdsa2_);
386
387 EXPECT_TRUE(*identity_ecdsa1_ == *identity_ecdsa1_);
388 EXPECT_FALSE(*identity_ecdsa1_ == *identity_ecdsa2_);
389 }
390
TEST_F(SSLIdentityTest,FromPEMStringsRSA)391 TEST_F(SSLIdentityTest, FromPEMStringsRSA) {
392 std::unique_ptr<SSLIdentity> identity(
393 SSLIdentity::CreateFromPEMStrings(kRSA_PRIVATE_KEY_PEM, kRSA_CERT_PEM));
394 EXPECT_TRUE(identity);
395 EXPECT_EQ(kRSA_PRIVATE_KEY_PEM, identity->PrivateKeyToPEMString());
396 EXPECT_EQ(kRSA_PUBLIC_KEY_PEM, identity->PublicKeyToPEMString());
397 EXPECT_EQ(kRSA_CERT_PEM, identity->certificate().ToPEMString());
398 }
399
TEST_F(SSLIdentityTest,FromPEMStringsEC)400 TEST_F(SSLIdentityTest, FromPEMStringsEC) {
401 std::unique_ptr<SSLIdentity> identity(SSLIdentity::CreateFromPEMStrings(
402 kECDSA_PRIVATE_KEY_PEM, kECDSA_CERT_PEM));
403 EXPECT_TRUE(identity);
404 EXPECT_EQ(kECDSA_PRIVATE_KEY_PEM, identity->PrivateKeyToPEMString());
405 EXPECT_EQ(kECDSA_PUBLIC_KEY_PEM, identity->PublicKeyToPEMString());
406 EXPECT_EQ(kECDSA_CERT_PEM, identity->certificate().ToPEMString());
407 }
408
TEST_F(SSLIdentityTest,CloneIdentityRSA)409 TEST_F(SSLIdentityTest, CloneIdentityRSA) {
410 TestCloningIdentity(*identity_rsa1_);
411 TestCloningIdentity(*identity_rsa2_);
412 }
413
TEST_F(SSLIdentityTest,CloneIdentityECDSA)414 TEST_F(SSLIdentityTest, CloneIdentityECDSA) {
415 TestCloningIdentity(*identity_ecdsa1_);
416 TestCloningIdentity(*identity_ecdsa2_);
417 }
418
TEST_F(SSLIdentityTest,PemDerConversion)419 TEST_F(SSLIdentityTest, PemDerConversion) {
420 std::string der;
421 EXPECT_TRUE(SSLIdentity::PemToDer("CERTIFICATE", kTestCertificate, &der));
422
423 EXPECT_EQ(
424 kTestCertificate,
425 SSLIdentity::DerToPem("CERTIFICATE",
426 reinterpret_cast<const unsigned char*>(der.data()),
427 der.length()));
428 }
429
TEST_F(SSLIdentityTest,GetSignatureDigestAlgorithm)430 TEST_F(SSLIdentityTest, GetSignatureDigestAlgorithm) {
431 TestGetSignatureDigestAlgorithm();
432 }
433
TEST_F(SSLIdentityTest,SSLCertificateGetStatsRSA)434 TEST_F(SSLIdentityTest, SSLCertificateGetStatsRSA) {
435 std::unique_ptr<SSLIdentity> identity(
436 SSLIdentity::CreateFromPEMStrings(kRSA_PRIVATE_KEY_PEM, kRSA_CERT_PEM));
437 std::unique_ptr<rtc::SSLCertificateStats> stats =
438 identity->certificate().GetStats();
439 EXPECT_EQ(stats->fingerprint, kRSA_FINGERPRINT);
440 EXPECT_EQ(stats->fingerprint_algorithm, kRSA_FINGERPRINT_ALGORITHM);
441 EXPECT_EQ(stats->base64_certificate, kRSA_BASE64_CERTIFICATE);
442 EXPECT_FALSE(stats->issuer);
443 }
444
TEST_F(SSLIdentityTest,SSLCertificateGetStatsECDSA)445 TEST_F(SSLIdentityTest, SSLCertificateGetStatsECDSA) {
446 std::unique_ptr<SSLIdentity> identity(SSLIdentity::CreateFromPEMStrings(
447 kECDSA_PRIVATE_KEY_PEM, kECDSA_CERT_PEM));
448 std::unique_ptr<rtc::SSLCertificateStats> stats =
449 identity->certificate().GetStats();
450 EXPECT_EQ(stats->fingerprint, kECDSA_FINGERPRINT);
451 EXPECT_EQ(stats->fingerprint_algorithm, kECDSA_FINGERPRINT_ALGORITHM);
452 EXPECT_EQ(stats->base64_certificate, kECDSA_BASE64_CERTIFICATE);
453 EXPECT_FALSE(stats->issuer);
454 }
455
TEST_F(SSLIdentityTest,SSLCertificateGetStatsWithChain)456 TEST_F(SSLIdentityTest, SSLCertificateGetStatsWithChain) {
457 std::vector<std::string> ders;
458 ders.push_back("every der results in");
459 ders.push_back("an identity + certificate");
460 ders.push_back("in a certificate chain");
461 IdentityAndInfo info = CreateFakeIdentityAndInfoFromDers(ders);
462 EXPECT_TRUE(info.identity);
463 EXPECT_EQ(info.ders, ders);
464 EXPECT_EQ(info.pems.size(), info.ders.size());
465 EXPECT_EQ(info.fingerprints.size(), info.ders.size());
466
467 std::unique_ptr<rtc::SSLCertificateStats> first_stats =
468 info.identity->cert_chain().GetStats();
469 rtc::SSLCertificateStats* cert_stats = first_stats.get();
470 for (size_t i = 0; i < info.ders.size(); ++i) {
471 EXPECT_EQ(cert_stats->fingerprint, info.fingerprints[i]);
472 EXPECT_EQ(cert_stats->fingerprint_algorithm, "sha-1");
473 EXPECT_EQ(cert_stats->base64_certificate, info.pems[i]);
474 cert_stats = cert_stats->issuer.get();
475 EXPECT_EQ(static_cast<bool>(cert_stats), i + 1 < info.ders.size());
476 }
477 }
478
479 class SSLIdentityExpirationTest : public ::testing::Test {
480 public:
SSLIdentityExpirationTest()481 SSLIdentityExpirationTest() {
482 // Set use of the test RNG to get deterministic expiration timestamp.
483 rtc::SetRandomTestMode(true);
484 }
~SSLIdentityExpirationTest()485 ~SSLIdentityExpirationTest() override {
486 // Put it back for the next test.
487 rtc::SetRandomTestMode(false);
488 }
489
TestASN1TimeToSec()490 void TestASN1TimeToSec() {
491 struct asn_example {
492 const char* string;
493 bool long_format;
494 int64_t want;
495 } static const data[] = {
496 // clang-format off
497 // clang formatting breaks this nice alignment
498
499 // Valid examples.
500 {"19700101000000Z", true, 0},
501 {"700101000000Z", false, 0},
502 {"19700101000001Z", true, 1},
503 {"700101000001Z", false, 1},
504 {"19700101000100Z", true, 60},
505 {"19700101000101Z", true, 61},
506 {"19700101010000Z", true, 3600},
507 {"19700101010001Z", true, 3601},
508 {"19700101010100Z", true, 3660},
509 {"19700101010101Z", true, 3661},
510 {"710911012345Z", false, 53400225},
511 {"20000101000000Z", true, 946684800},
512 {"20000101000000Z", true, 946684800},
513 {"20151130140156Z", true, 1448892116},
514 {"151130140156Z", false, 1448892116},
515 {"20491231235959Z", true, 2524607999},
516 {"491231235959Z", false, 2524607999},
517 {"20500101000000Z", true, 2524607999+1},
518 {"20700101000000Z", true, 3155760000},
519 {"21000101000000Z", true, 4102444800},
520 {"24000101000000Z", true, 13569465600},
521
522 // Invalid examples.
523 {"19700101000000", true, -1}, // missing Z long format
524 {"19700101000000X", true, -1}, // X instead of Z long format
525 {"197001010000000", true, -1}, // 0 instead of Z long format
526 {"1970010100000000Z", true, -1}, // excess digits long format
527 {"700101000000", false, -1}, // missing Z short format
528 {"700101000000X", false, -1}, // X instead of Z short format
529 {"7001010000000", false, -1}, // 0 instead of Z short format
530 {"70010100000000Z", false, -1}, // excess digits short format
531 {":9700101000000Z", true, -1}, // invalid character
532 {"1:700101000001Z", true, -1}, // invalid character
533 {"19:00101000100Z", true, -1}, // invalid character
534 {"197:0101000101Z", true, -1}, // invalid character
535 {"1970:101010000Z", true, -1}, // invalid character
536 {"19700:01010001Z", true, -1}, // invalid character
537 {"197001:1010100Z", true, -1}, // invalid character
538 {"1970010:010101Z", true, -1}, // invalid character
539 {"70010100:000Z", false, -1}, // invalid character
540 {"700101000:01Z", false, -1}, // invalid character
541 {"2000010100:000Z", true, -1}, // invalid character
542 {"21000101000:00Z", true, -1}, // invalid character
543 {"240001010000:0Z", true, -1}, // invalid character
544 {"500101000000Z", false, -1}, // but too old for epoch
545 {"691231235959Z", false, -1}, // too old for epoch
546 {"19611118043000Z", false, -1}, // way too old for epoch
547
548 // clang-format off
549 };
550
551 unsigned char buf[20];
552
553 // Run all examples and check for the expected result.
554 for (const auto& entry : data) {
555 size_t length = strlen(entry.string);
556 memcpy(buf, entry.string, length); // Copy the ASN1 string...
557 buf[length] = rtc::CreateRandomId(); // ...and terminate it with junk.
558 int64_t res = rtc::ASN1TimeToSec(buf, length, entry.long_format);
559 RTC_LOG(LS_VERBOSE) << entry.string;
560 ASSERT_EQ(entry.want, res);
561 }
562 // Run all examples again, but with an invalid length.
563 for (const auto& entry : data) {
564 size_t length = strlen(entry.string);
565 memcpy(buf, entry.string, length); // Copy the ASN1 string...
566 buf[length] = rtc::CreateRandomId(); // ...and terminate it with junk.
567 int64_t res = rtc::ASN1TimeToSec(buf, length - 1, entry.long_format);
568 RTC_LOG(LS_VERBOSE) << entry.string;
569 ASSERT_EQ(-1, res);
570 }
571 }
572
TestExpireTime(int times)573 void TestExpireTime(int times) {
574 // We test just ECDSA here since what we're out to exercise is the
575 // interfaces for expiration setting and reading.
576 for (int i = 0; i < times; i++) {
577 // We limit the time to < 2^31 here, i.e., we stay before 2038, since else
578 // we hit time offset limitations in OpenSSL on some 32-bit systems.
579 time_t time_before_generation = time(nullptr);
580 time_t lifetime =
581 rtc::CreateRandomId() % (0x80000000 - time_before_generation);
582 rtc::KeyParams key_params = rtc::KeyParams::ECDSA(rtc::EC_NIST_P256);
583 auto identity =
584 rtc::SSLIdentity::Create("", key_params, lifetime);
585 time_t time_after_generation = time(nullptr);
586 EXPECT_LE(time_before_generation + lifetime,
587 identity->certificate().CertificateExpirationTime());
588 EXPECT_GE(time_after_generation + lifetime,
589 identity->certificate().CertificateExpirationTime());
590 }
591 }
592 };
593
TEST_F(SSLIdentityExpirationTest,TestASN1TimeToSec)594 TEST_F(SSLIdentityExpirationTest, TestASN1TimeToSec) {
595 TestASN1TimeToSec();
596 }
597
TEST_F(SSLIdentityExpirationTest,TestExpireTime)598 TEST_F(SSLIdentityExpirationTest, TestExpireTime) {
599 TestExpireTime(500);
600 }
601