tests/test_encryption-scheme.cpp

   1 /*
   2  *  Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  *  Licensed under the Apache License, Version 2.0 (the "License");
   5  *  you may not use this file except in compliance with the License.
   6  *  You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  *  Unless required by applicable law or agreed to in writing, software
  11  *  distributed under the License is distributed on an "AS IS" BASIS,
  12  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  *  See the License for the specific language governing permissions and
  14  *  limitations under the License
  15  */
  16 /*
  17  * @file       test_encryption-scheme.cpp
  18  * @author     Krzysztof Jackiewicz (k.jackiewicz@samsung.com)
  19  * @version    1.0
  20  */
  21
  22 #include <fstream>
  23 #include <string>
  24
  25 #include <boost/test/unit_test.hpp>
  26 #include <boost/test/results_reporter.hpp>
  27
  28 #include <scheme-test.h>
  29
  30 using namespace CKM;
  31
  32 namespace {
  33 // this is done to limit the amount of code included in binary
  34 const int OLD_ENC_SCHEME  = 0;
  35 const int NEW_ENC_SCHEME  = 1;
  36
  37 const char* const ONLYCAP = "/sys/fs/smackfs/onlycap";
  38
  39 class OnlycapFixture {
  40 public:
  41         OnlycapFixture() {
  42                 std::fstream file(ONLYCAP);
  43                 std::string tmp;
  44                 while(file >> tmp) {
  45                         m_oldOnlycap += tmp;
  46                         m_oldOnlycap += " ";
  47                 }
  48                 file.clear();
  49                 file << " ";
  50         };
  51
  52         ~OnlycapFixture() {
  53                 try {
  54                         std::ofstream file(ONLYCAP);
  55                         file << m_oldOnlycap;
  56                 } catch(...) {}
  57         };
  58 private:
  59         std::string m_oldOnlycap;
  60 };
  61
  62 } // namespace anonymous
  63
  64 BOOST_FIXTURE_TEST_SUITE(ENCRYPTION_SCHEME_TEST, OnlycapFixture)
  65
  66 // Test database should have the old scheme
  67 BOOST_AUTO_TEST_CASE(T010_Check_old_scheme)
  68 {
  69         SchemeTest test;
  70         test.RestoreDb();
  71
  72         ItemFilter filter;
  73         test.CheckSchemeVersion(filter, OLD_ENC_SCHEME);
  74 }
  75
  76 // Newly written data should use the new scheme
  77 BOOST_AUTO_TEST_CASE(T020_Check_new_scheme)
  78 {
  79         SchemeTest test;
  80         test.RemoveUserData();
  81         test.FillDb();
  82
  83         ItemFilter filter;
  84         test.CheckSchemeVersion(filter, NEW_ENC_SCHEME);
  85 }
  86
  87 BOOST_AUTO_TEST_CASE(T030_Remove_old_scheme)
  88 {
  89         SchemeTest test;
  90         test.RestoreDb();
  91         test.RemoveAll();
  92
  93         size_t aliases = test.CountObjects();
  94         BOOST_REQUIRE_MESSAGE(aliases == 0, "All aliases should be removed");
  95 }
  96
  97 BOOST_AUTO_TEST_CASE(T040_Remove_new_scheme)
  98 {
  99         SchemeTest test;
 100         test.RemoveUserData();
 101         test.FillDb();
 102         test.RemoveAll();
 103
 104         size_t aliases = test.CountObjects();
 105         BOOST_REQUIRE_MESSAGE(aliases == 0, "All aliases should be removed");
 106 }
 107
 108 // Reading old db should reencrypt objects with new scheme
 109 BOOST_AUTO_TEST_CASE(T100_Read)
 110 {
 111         SchemeTest test;
 112         test.RestoreDb();
 113         test.ReadAll();
 114
 115         ItemFilter filter;
 116         filter.exportableOnly = true;
 117         test.CheckSchemeVersion(filter, NEW_ENC_SCHEME);
 118 }
 119
 120 BOOST_AUTO_TEST_CASE(T110_Count_objects_after_read)
 121 {
 122         SchemeTest test;
 123         test.RestoreDb();
 124         size_t orig = test.CountObjects();
 125         BOOST_REQUIRE_MESSAGE(orig > 0, "No objects in db");
 126
 127         test.ReadAll();
 128
 129         size_t current = test.CountObjects();
 130         BOOST_REQUIRE_MESSAGE(current == orig,
 131                                                   "Original number of objects: " << orig << " Current: " << current);
 132 }
 133
 134 // Reading old db with incorrect passwords should leave the scheme unchanged
 135 BOOST_AUTO_TEST_CASE(T120_Read_wrong_pass)
 136 {
 137         SchemeTest test;
 138         test.RestoreDb();
 139         test.ReadAll(true);
 140
 141         ItemFilter filter;
 142         test.CheckSchemeVersion(filter, OLD_ENC_SCHEME);
 143 }
 144
 145 // Signing/verification should reencrypt objects with new scheme
 146 BOOST_AUTO_TEST_CASE(T200_SignVerify)
 147 {
 148         SchemeTest test;
 149         test.RestoreDb();
 150         test.SignVerify();
 151
 152         ItemFilter filter(DataType::KEY_RSA_PUBLIC, DataType::KEY_RSA_PRIVATE);
 153         test.CheckSchemeVersion(filter, NEW_ENC_SCHEME);
 154 }
 155
 156 // Encryption/decryption should reencrypt objects with new scheme
 157 BOOST_AUTO_TEST_CASE(T210_EncryptDecrypt)
 158 {
 159         SchemeTest test;
 160         test.RestoreDb();
 161         test.EncryptDecrypt();
 162
 163         ItemFilter filter1(DataType::KEY_RSA_PUBLIC, DataType::KEY_RSA_PRIVATE);
 164         test.CheckSchemeVersion(filter1, NEW_ENC_SCHEME);
 165
 166         ItemFilter filter2(DataType::KEY_AES);
 167         test.CheckSchemeVersion(filter2, NEW_ENC_SCHEME);
 168 }
 169
 170 // Chain creation should reencrypt objects with new scheme
 171 BOOST_AUTO_TEST_CASE(T220_CreateChain)
 172 {
 173         SchemeTest test;
 174         test.RestoreDb();
 175         test.CreateChain();
 176
 177         // non exportable certificates and certificates protected with passwords can't be used for chain
 178         // creation
 179         ItemFilter filter1(DataType::CERTIFICATE);
 180         filter1.exportableOnly = true;
 181         filter1.noPassword = true;
 182         test.CheckSchemeVersion(filter1, NEW_ENC_SCHEME);
 183
 184         ItemFilter filter2(DataType::CHAIN_CERT_0, DataType::CHAIN_CERT_15);
 185         filter2.exportableOnly = true;
 186         filter2.noPassword = true;
 187         test.CheckSchemeVersion(filter2, NEW_ENC_SCHEME);
 188 }
 189
 190 BOOST_AUTO_TEST_SUITE_END()