net/ssl/client_cert_store_impl_unittest.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "net/ssl/client_cert_store_impl.h"
   6
   7 #include <string>
   8 #include <vector>
   9
  10 #include "base/files/file_path.h"
  11 #include "base/memory/ref_counted.h"
  12 #include "base/memory/scoped_ptr.h"
  13 #include "net/base/cert_test_util.h"
  14 #include "net/base/test_data_directory.h"
  15 #include "testing/gtest/include/gtest/gtest.h"
  16
  17 namespace net {
  18
  19 namespace {
  20
  21 // "CN=Client Auth Test Root 1" - DER encoded DN of the issuer of client_1.pem.
  22 const unsigned char kAuthority1DN[] = {
  23   0x30, 0x22, 0x31, 0x20, 0x30, 0x1e, 0x06, 0x03, 0x55, 0x04, 0x03, 0x0c,
  24   0x17, 0x43, 0x6c, 0x69, 0x65, 0x6e, 0x74, 0x20, 0x41, 0x75, 0x74, 0x68,
  25   0x20, 0x54, 0x65, 0x73, 0x74, 0x20, 0x52, 0x6f, 0x6f, 0x74, 0x20, 0x31
  26 };
  27
  28 // "CN=Client Auth Test Root 2" - DER encoded DN of the issuer of client_2.pem.
  29 unsigned char kAuthority2DN[] = {
  30   0x30, 0x22, 0x31, 0x20, 0x30, 0x1e, 0x06, 0x03, 0x55, 0x04, 0x03, 0x0c,
  31   0x17, 0x43, 0x6c, 0x69, 0x65, 0x6e, 0x74, 0x20, 0x41, 0x75, 0x74, 0x68,
  32   0x20, 0x54, 0x65, 0x73, 0x74, 0x20, 0x52, 0x6f, 0x6f, 0x74, 0x20, 0x32
  33 };
  34
  35 }  // namespace
  36
  37 TEST(ClientCertStoreImplTest, EmptyQuery) {
  38   std::vector<scoped_refptr<X509Certificate> > certs;
  39   scoped_refptr<SSLCertRequestInfo> request(new SSLCertRequestInfo());
  40
  41   ClientCertStoreImpl store;
  42   std::vector<scoped_refptr<X509Certificate> > selected_certs;
  43   bool rv = store.SelectClientCerts(certs, *request, &selected_certs);
  44   EXPECT_TRUE(rv);
  45   EXPECT_EQ(0u, selected_certs.size());
  46 }
  47
  48 // Verify that CertRequestInfo with empty |cert_authorities| matches all
  49 // issuers, rather than no issuers.
  50 TEST(ClientCertStoreImplTest, AllIssuersAllowed) {
  51   scoped_refptr<X509Certificate> cert(
  52       ImportCertFromFile(GetTestCertsDirectory(), "client_1.pem"));
  53   ASSERT_TRUE(cert);
  54
  55   std::vector<scoped_refptr<X509Certificate> > certs;
  56   certs.push_back(cert);
  57   scoped_refptr<SSLCertRequestInfo> request(new SSLCertRequestInfo());
  58
  59   ClientCertStoreImpl store;
  60   std::vector<scoped_refptr<X509Certificate> > selected_certs;
  61   bool rv = store.SelectClientCerts(certs, *request, &selected_certs);
  62   EXPECT_TRUE(rv);
  63   ASSERT_EQ(1u, selected_certs.size());
  64   EXPECT_TRUE(selected_certs[0]->Equals(cert));
  65 }
  66
  67 // Verify that certificates are correctly filtered against CertRequestInfo with
  68 // |cert_authorities| containing only |authority_1_DN|.
  69 TEST(ClientCertStoreImplTest, CertAuthorityFiltering) {
  70   scoped_refptr<X509Certificate> cert_1(
  71       ImportCertFromFile(GetTestCertsDirectory(), "client_1.pem"));
  72   ASSERT_TRUE(cert_1);
  73   scoped_refptr<X509Certificate> cert_2(
  74       ImportCertFromFile(GetTestCertsDirectory(), "client_2.pem"));
  75   ASSERT_TRUE(cert_2);
  76
  77   std::vector<std::string> authority_1(
  78       1, std::string(reinterpret_cast<const char*>(kAuthority1DN),
  79                      sizeof(kAuthority1DN)));
  80   std::vector<std::string> authority_2(
  81       1, std::string(reinterpret_cast<const char*>(kAuthority2DN),
  82                      sizeof(kAuthority2DN)));
  83   EXPECT_TRUE(cert_1->IsIssuedByEncoded(authority_1));
  84   EXPECT_FALSE(cert_1->IsIssuedByEncoded(authority_2));
  85   EXPECT_TRUE(cert_2->IsIssuedByEncoded(authority_2));
  86   EXPECT_FALSE(cert_2->IsIssuedByEncoded(authority_1));
  87
  88   std::vector<scoped_refptr<X509Certificate> > certs;
  89   certs.push_back(cert_1);
  90   certs.push_back(cert_2);
  91   scoped_refptr<SSLCertRequestInfo> request(new SSLCertRequestInfo());
  92   request->cert_authorities = authority_1;
  93
  94   ClientCertStoreImpl store;
  95   std::vector<scoped_refptr<X509Certificate> > selected_certs;
  96   bool rv = store.SelectClientCerts(certs, *request, &selected_certs);
  97   EXPECT_TRUE(rv);
  98   ASSERT_EQ(1u, selected_certs.size());
  99   EXPECT_TRUE(selected_certs[0]->Equals(cert_1));
 100 }
 101
 102 #if defined(OS_MACOSX) && !defined(OS_IOS)
 103 // Verify that the preferred cert gets filtered out when it doesn't match the
 104 // server criteria.
 105 TEST(ClientCertStoreImplTest, FilterOutThePreferredCert) {
 106   scoped_refptr<X509Certificate> cert_1(
 107       ImportCertFromFile(GetTestCertsDirectory(), "client_1.pem"));
 108   ASSERT_TRUE(cert_1);
 109
 110   std::vector<std::string> authority_2(
 111       1, std::string(reinterpret_cast<const char*>(kAuthority2DN),
 112                      sizeof(kAuthority2DN)));
 113   EXPECT_FALSE(cert_1->IsIssuedByEncoded(authority_2));
 114
 115   std::vector<scoped_refptr<X509Certificate> > certs;
 116   scoped_refptr<SSLCertRequestInfo> request(new SSLCertRequestInfo());
 117   request->cert_authorities = authority_2;
 118
 119   ClientCertStoreImpl store;
 120   std::vector<scoped_refptr<X509Certificate> > selected_certs;
 121   bool rv = store.SelectClientCertsGivenPreferred(cert_1, certs, *request,
 122                                                   &selected_certs);
 123   EXPECT_TRUE(rv);
 124   EXPECT_EQ(0u, selected_certs.size());
 125 }
 126
 127 // Verify that the preferred cert takes the first position in the output list,
 128 // when it does not get filtered out.
 129 TEST(ClientCertStoreImplTest, PreferredCertGoesFirst) {
 130   scoped_refptr<X509Certificate> cert_1(
 131       ImportCertFromFile(GetTestCertsDirectory(), "client_1.pem"));
 132   ASSERT_TRUE(cert_1);
 133   scoped_refptr<X509Certificate> cert_2(
 134       ImportCertFromFile(GetTestCertsDirectory(), "client_2.pem"));
 135   ASSERT_TRUE(cert_2);
 136
 137   std::vector<scoped_refptr<X509Certificate> > certs;
 138   certs.push_back(cert_2);
 139   scoped_refptr<SSLCertRequestInfo> request(new SSLCertRequestInfo());
 140
 141   ClientCertStoreImpl store;
 142   std::vector<scoped_refptr<X509Certificate> > selected_certs;
 143   bool rv = store.SelectClientCertsGivenPreferred(cert_1, certs, *request,
 144                                                   &selected_certs);
 145   EXPECT_TRUE(rv);
 146   ASSERT_EQ(2u, selected_certs.size());
 147   EXPECT_TRUE(selected_certs[0]->Equals(cert_1));
 148   EXPECT_TRUE(selected_certs[1]->Equals(cert_2));
 149 }
 150 #endif
 151
 152 }  // namespace net