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Unified Diff: components/ssl_errors/error_classification_unittest.cc

Issue 2777383002: Update SSL error handling code to account for Subject CN deprecation (Closed)
Patch Set: Address Mark Feedback Created 3 years, 8 months ago
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Index: components/ssl_errors/error_classification_unittest.cc
diff --git a/components/ssl_errors/error_classification_unittest.cc b/components/ssl_errors/error_classification_unittest.cc
index 1099181a6f459b175c4a92cdcebd5479afb91721..c4c2c45e9ef6ce7876b2da7c366150ef6b48b209 100644
--- a/components/ssl_errors/error_classification_unittest.cc
+++ b/components/ssl_errors/error_classification_unittest.cc
@@ -26,11 +26,15 @@
#include "net/test/test_certificate_data.h"
#include "net/test/test_data_directory.h"
#include "net/url_request/url_request_test_util.h"
+#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
+using testing::ElementsAre;
+
namespace {
const char kNetworkTimeHistogram[] = "interstitial.ssl.clockstate.network3";
+const char kSslErrorCauseHistogram[] = "interstitial.ssl.cause.overridable";
static std::unique_ptr<net::test_server::HttpResponse>
NetworkErrorResponseHandler(const net::test_server::HttpRequest& request) {
@@ -53,112 +57,132 @@ class SSLErrorClassificationTest : public ::testing::Test {
};
TEST_F(SSLErrorClassificationTest, TestNameMismatch) {
- scoped_refptr<net::X509Certificate> google_cert(
- net::X509Certificate::CreateFromBytes(
- reinterpret_cast<const char*>(google_der), sizeof(google_der)));
- ASSERT_TRUE(google_cert.get());
- std::vector<std::string> dns_names_google;
- google_cert->GetDNSNames(&dns_names_google);
- ASSERT_EQ(1u, dns_names_google.size()); // ["www.google.com"]
- std::vector<std::string> hostname_tokens_google =
- ssl_errors::Tokenize(dns_names_google[0]);
- ASSERT_EQ(3u, hostname_tokens_google.size()); // ["www","google","com"]
- std::vector<std::vector<std::string>> dns_name_tokens_google;
- dns_name_tokens_google.push_back(hostname_tokens_google);
- ASSERT_EQ(1u, dns_name_tokens_google.size()); // [["www","google","com"]]
+ scoped_refptr<net::X509Certificate> example_cert = net::ImportCertFromFile(
+ net::GetTestCertsDirectory(), "subjectAltName_www_example_com.pem");
+ ASSERT_TRUE(example_cert);
+ std::vector<std::string> dns_names_example;
+ example_cert->GetSubjectAltName(&dns_names_example, nullptr);
+ ASSERT_THAT(dns_names_example, ElementsAre("www.example.com"));
+ std::vector<std::string> hostname_tokens_example =
+ ssl_errors::Tokenize(dns_names_example[0]);
+ ASSERT_THAT(hostname_tokens_example, ElementsAre("www", "example", "com"));
+ std::vector<std::vector<std::string>> dns_name_tokens_example;
+ dns_name_tokens_example.push_back(hostname_tokens_example);
+ ASSERT_EQ(1u, dns_name_tokens_example.size()); // [["www","example","com"]]
+ ASSERT_THAT(dns_name_tokens_example[0], ElementsAre("www", "example", "com"));
{
- GURL origin("https://google.com");
+ GURL origin("https://example.com");
std::string www_host;
std::vector<std::string> host_name_tokens = base::SplitString(
origin.host(), ".", base::KEEP_WHITESPACE, base::SPLIT_WANT_ALL);
EXPECT_TRUE(
- ssl_errors::GetWWWSubDomainMatch(origin, dns_names_google, &www_host));
- EXPECT_EQ("www.google.com", www_host);
+ ssl_errors::GetWWWSubDomainMatch(origin, dns_names_example, &www_host));
+ EXPECT_EQ("www.example.com", www_host);
EXPECT_FALSE(ssl_errors::NameUnderAnyNames(host_name_tokens,
- dns_name_tokens_google));
- EXPECT_FALSE(ssl_errors::AnyNamesUnderName(dns_name_tokens_google,
+ dns_name_tokens_example));
+ EXPECT_FALSE(ssl_errors::AnyNamesUnderName(dns_name_tokens_example,
host_name_tokens));
- EXPECT_FALSE(ssl_errors::IsSubDomainOutsideWildcard(origin, *google_cert));
+ EXPECT_FALSE(ssl_errors::IsSubDomainOutsideWildcard(origin, *example_cert));
EXPECT_FALSE(
- ssl_errors::IsCertLikelyFromMultiTenantHosting(origin, *google_cert));
- EXPECT_TRUE(ssl_errors::IsCertLikelyFromSameDomain(origin, *google_cert));
+ ssl_errors::IsCertLikelyFromMultiTenantHosting(origin, *example_cert));
+ EXPECT_TRUE(ssl_errors::IsCertLikelyFromSameDomain(origin, *example_cert));
}
{
- GURL origin("https://foo.blah.google.com");
+ GURL origin("https://foo.blah.example.com");
std::string www_host;
std::vector<std::string> host_name_tokens = base::SplitString(
origin.host(), ".", base::KEEP_WHITESPACE, base::SPLIT_WANT_ALL);
EXPECT_FALSE(
- ssl_errors::GetWWWSubDomainMatch(origin, dns_names_google, &www_host));
+ ssl_errors::GetWWWSubDomainMatch(origin, dns_names_example, &www_host));
EXPECT_FALSE(ssl_errors::NameUnderAnyNames(host_name_tokens,
- dns_name_tokens_google));
- EXPECT_FALSE(ssl_errors::AnyNamesUnderName(dns_name_tokens_google,
+ dns_name_tokens_example));
+ EXPECT_FALSE(ssl_errors::AnyNamesUnderName(dns_name_tokens_example,
host_name_tokens));
- EXPECT_TRUE(ssl_errors::IsCertLikelyFromSameDomain(origin, *google_cert));
+ EXPECT_TRUE(ssl_errors::IsCertLikelyFromSameDomain(origin, *example_cert));
}
{
- GURL origin("https://foo.www.google.com");
+ GURL origin("https://foo.www.example.com");
std::string www_host;
std::vector<std::string> host_name_tokens = base::SplitString(
origin.host(), ".", base::KEEP_WHITESPACE, base::SPLIT_WANT_ALL);
EXPECT_FALSE(
- ssl_errors::GetWWWSubDomainMatch(origin, dns_names_google, &www_host));
+ ssl_errors::GetWWWSubDomainMatch(origin, dns_names_example, &www_host));
EXPECT_TRUE(ssl_errors::NameUnderAnyNames(host_name_tokens,
- dns_name_tokens_google));
- EXPECT_FALSE(ssl_errors::AnyNamesUnderName(dns_name_tokens_google,
+ dns_name_tokens_example));
+ EXPECT_FALSE(ssl_errors::AnyNamesUnderName(dns_name_tokens_example,
host_name_tokens));
- EXPECT_TRUE(ssl_errors::IsCertLikelyFromSameDomain(origin, *google_cert));
+ EXPECT_TRUE(ssl_errors::IsCertLikelyFromSameDomain(origin, *example_cert));
}
{
- GURL origin("https://www.google.com.foo");
+ GURL origin("https://www.example.com.foo");
std::string www_host;
std::vector<std::string> host_name_tokens = base::SplitString(
origin.host(), ".", base::KEEP_WHITESPACE, base::SPLIT_WANT_ALL);
EXPECT_FALSE(
- ssl_errors::GetWWWSubDomainMatch(origin, dns_names_google, &www_host));
+ ssl_errors::GetWWWSubDomainMatch(origin, dns_names_example, &www_host));
EXPECT_FALSE(ssl_errors::NameUnderAnyNames(host_name_tokens,
- dns_name_tokens_google));
- EXPECT_FALSE(ssl_errors::AnyNamesUnderName(dns_name_tokens_google,
+ dns_name_tokens_example));
+ EXPECT_FALSE(ssl_errors::AnyNamesUnderName(dns_name_tokens_example,
host_name_tokens));
- EXPECT_FALSE(ssl_errors::IsCertLikelyFromSameDomain(origin, *google_cert));
+ EXPECT_FALSE(ssl_errors::IsCertLikelyFromSameDomain(origin, *example_cert));
}
{
- GURL origin("https://www.foogoogle.com.");
+ GURL origin("https://www.fooexample.com.");
std::string www_host;
std::vector<std::string> host_name_tokens = base::SplitString(
origin.host(), ".", base::KEEP_WHITESPACE, base::SPLIT_WANT_ALL);
EXPECT_FALSE(
- ssl_errors::GetWWWSubDomainMatch(origin, dns_names_google, &www_host));
+ ssl_errors::GetWWWSubDomainMatch(origin, dns_names_example, &www_host));
EXPECT_FALSE(ssl_errors::NameUnderAnyNames(host_name_tokens,
- dns_name_tokens_google));
- EXPECT_FALSE(ssl_errors::AnyNamesUnderName(dns_name_tokens_google,
+ dns_name_tokens_example));
+ EXPECT_FALSE(ssl_errors::AnyNamesUnderName(dns_name_tokens_example,
host_name_tokens));
- EXPECT_FALSE(ssl_errors::IsCertLikelyFromSameDomain(origin, *google_cert));
+ EXPECT_FALSE(ssl_errors::IsCertLikelyFromSameDomain(origin, *example_cert));
+ }
+
+ // Ensure that a certificate with no SubjectAltName does not fall back to
+ // the Subject CN when evaluating hostnames.
+ {
+ scoped_refptr<net::X509Certificate> google_cert(
+ net::X509Certificate::CreateFromBytes(
+ reinterpret_cast<const char*>(google_der), sizeof(google_der)));
+ ASSERT_TRUE(google_cert);
+
+ GURL origin("https://google.com");
+
+ base::HistogramTester histograms;
+ ssl_errors::RecordUMAStatistics(true, base::Time::NowFromSystemTime(),
+ origin, net::ERR_CERT_COMMON_NAME_INVALID,
+ *google_cert);
+
+ // Verify that we recorded only NO_SUBJECT_ALT_NAME and no other causes.
+ histograms.ExpectUniqueSample(kSslErrorCauseHistogram,
+ ssl_errors::NO_SUBJECT_ALT_NAME, 1);
}
- scoped_refptr<net::X509Certificate> webkit_cert(
- net::X509Certificate::CreateFromBytes(
- reinterpret_cast<const char*>(webkit_der), sizeof(webkit_der)));
- ASSERT_TRUE(webkit_cert.get());
- std::vector<std::string> dns_names_webkit;
- webkit_cert->GetDNSNames(&dns_names_webkit);
- ASSERT_EQ(2u, dns_names_webkit.size()); // ["*.webkit.org", "webkit.org"]
- std::vector<std::string> hostname_tokens_webkit_0 =
- ssl_errors::Tokenize(dns_names_webkit[0]);
- ASSERT_EQ(3u, hostname_tokens_webkit_0.size()); // ["*", "webkit","org"]
- std::vector<std::string> hostname_tokens_webkit_1 =
- ssl_errors::Tokenize(dns_names_webkit[1]);
- ASSERT_EQ(2u, hostname_tokens_webkit_1.size()); // ["webkit","org"]
- std::vector<std::vector<std::string>> dns_name_tokens_webkit;
- dns_name_tokens_webkit.push_back(hostname_tokens_webkit_0);
- dns_name_tokens_webkit.push_back(hostname_tokens_webkit_1);
- ASSERT_EQ(2u, dns_name_tokens_webkit.size());
{
+ scoped_refptr<net::X509Certificate> webkit_cert(
+ net::X509Certificate::CreateFromBytes(
+ reinterpret_cast<const char*>(webkit_der), sizeof(webkit_der)));
+ ASSERT_TRUE(webkit_cert);
+ std::vector<std::string> dns_names_webkit;
+ webkit_cert->GetSubjectAltName(&dns_names_webkit, nullptr);
+ ASSERT_THAT(dns_names_webkit, ElementsAre("*.webkit.org", "webkit.org"));
+ std::vector<std::string> hostname_tokens_webkit_0 =
+ ssl_errors::Tokenize(dns_names_webkit[0]);
+ ASSERT_THAT(hostname_tokens_webkit_0, ElementsAre("*", "webkit", "org"));
+ std::vector<std::string> hostname_tokens_webkit_1 =
+ ssl_errors::Tokenize(dns_names_webkit[1]);
+ ASSERT_THAT(hostname_tokens_webkit_1, ElementsAre("webkit", "org"));
+ std::vector<std::vector<std::string>> dns_name_tokens_webkit;
+ dns_name_tokens_webkit.push_back(hostname_tokens_webkit_0);
+ dns_name_tokens_webkit.push_back(hostname_tokens_webkit_1);
+ ASSERT_EQ(2u, dns_name_tokens_webkit.size());
GURL origin("https://a.b.webkit.org");
std::string www_host;
std::vector<std::string> host_name_tokens = base::SplitString(
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