src/common/tests_common.h

   1 /*
   2  * Copyright (c) 2013 - 2019 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 /*
  18  * @file        tests_common.h
  19  * @author      Lukasz Kostyra (l.kostyra@partner.samsung.com)
  20  * @version     1.0
  21  * @brief       Common functions and macros used in security-tests package.
  22  */
  23
  24 #ifndef _TESTS_COMMON_H_
  25 #define _TESTS_COMMON_H_
  26
  27 #include <sys/smack.h>
  28 #include <dpl/test/test_case_extended.h>
  29 #include <dpl/test/test_runner.h>
  30 #include <dpl/test/test_runner_child.h>
  31 #include <dpl/test/test_runner_multiprocess.h>
  32
  33 #include <algorithm>
  34 #include <sys/types.h>
  35 #include <string>
  36 #include <tuple>
  37 #include <string.h>
  38
  39 const uid_t APP_UID     = 5001;
  40 const gid_t APP_GID     = 100;
  41
  42 bool smack_check(void);
  43 int drop_root_privileges(uid_t appUid = APP_UID, gid_t appGid = APP_GID);
  44 std::string formatCstr(const char *cstr);
  45 int files_compare(int fd1, int fd2);
  46 void mktreeSafe(const std::string &path, mode_t mode);
  47 void waitPid(pid_t pid);
  48
  49 pid_t runInChild(const std::function<void(void)> &process);
  50 void runInChildParentWait(const std::function<void(void)> &process);
  51
  52 #define RUNNER_TEST_SMACK(Proc, ...)                                                        \
  53     void Proc(std::tuple<__VA_ARGS__> &optionalArgsTuple);                                  \
  54     static int Static##Proc##Init()                                                         \
  55     {                                                                                       \
  56         if (smack_check())                                                                  \
  57             DPL::Test::TestRunnerSingleton::Instance().RegisterTest(                        \
  58                 new DPL::Test::TestCaseExtended<__VA_ARGS__>(#Proc, &Proc));                \
  59         return 0;                                                                           \
  60     }                                                                                       \
  61     const int DPL_UNUSED Static##Proc##InitVar = Static##Proc##Init();                      \
  62     void Proc(std::tuple<__VA_ARGS__> &optionalArgsTuple DPL_UNUSED)
  63
  64 #define RUNNER_TEST_NOSMACK(Proc, ...)                                                      \
  65     void Proc(std::tuple<__VA_ARGS__> &optionalArgsTuple);                                  \
  66     static int Static##Proc##Init()                                                         \
  67     {                                                                                       \
  68         if (!smack_check())                                                                 \
  69             DPL::Test::TestRunnerSingleton::Instance().RegisterTest(                        \
  70                 new DPL::Test::TestCaseExtended<__VA_ARGS__>(#Proc, &Proc));                \
  71         return 0;                                                                           \
  72     }                                                                                       \
  73     const int DPL_UNUSED Static##Proc##InitVar = Static##Proc##Init();                      \
  74     void Proc(std::tuple<__VA_ARGS__> &optionalArgsTuple DPL_UNUSED)
  75
  76 #define RUNNER_CHILD_TEST_SMACK(Proc, ...)                                                  \
  77     void Proc(std::tuple<__VA_ARGS__> &optionalArgsTuple);                                  \
  78     void Proc##Child(std::tuple<__VA_ARGS__> &optionalArgsTuple);                           \
  79     static int Static##Proc##Init()                                                         \
  80     {                                                                                       \
  81         if (smack_check())                                                                  \
  82             DPL::Test::TestRunnerSingleton::Instance().RegisterTest(                        \
  83                 new DPL::Test::TestCaseExtended<__VA_ARGS__>(#Proc, &Proc));                \
  84         return 0;                                                                           \
  85     }                                                                                       \
  86     const int DPL_UNUSED Static##Proc##InitVar = Static##Proc##Init();                      \
  87     void Proc(std::tuple<__VA_ARGS__> &optionalArgsTuple) {                                 \
  88         DPL::Test::RunChildProc(std::bind(Proc##Child, optionalArgsTuple));                 \
  89     }                                                                                       \
  90     void Proc##Child(std::tuple<__VA_ARGS__> &optionalArgsTuple DPL_UNUSED)
  91
  92 #define RUNNER_CHILD_TEST_NOSMACK(Proc, ...)                                                \
  93     void Proc(std::tuple<__VA_ARGS__> &optionalArgsTuple);                                  \
  94     void Proc##Child(std::tuple<__VA_ARGS__> &optionalArgsTuple);                           \
  95     static int Static##Proc##Init()                                                         \
  96     {                                                                                       \
  97         if (!smack_check())                                                                 \
  98             DPL::Test::TestRunnerSingleton::Instance().RegisterTest(                        \
  99                 new DPL::Test::TestCaseExtended<__VA_ARGS__>(#Proc, &Proc));                \
 100         return 0;                                                                           \
 101     }                                                                                       \
 102     const int DPL_UNUSED Static##Proc##InitVar = Static##Proc##Init();                      \
 103     void Proc(std::tuple<__VA_ARGS__> &optionalArgsTuple) {                                 \
 104         DPL::Test::RunChildProc(std::bind(Proc##Child, optionalArgsTuple));                 \
 105     }                                                                                       \
 106     void Proc##Child(std::tuple<__VA_ARGS__> &optionalArgsTuple DPL_UNUSED)
 107
 108 #define RUNNER_MULTIPROCESS_TEST_SMACK(Proc, ...)                                           \
 109     void Proc(std::tuple<__VA_ARGS__> &optionalArgsTuple);                                  \
 110     void Proc##Multi(std::tuple<__VA_ARGS__> &optionalArgsTuple);                           \
 111     static int Static##Proc##Init()                                                         \
 112     {                                                                                       \
 113         if (smack_check())                                                                  \
 114             DPL::Test::TestRunnerSingleton::Instance().RegisterTest(                        \
 115                 new DPL::Test::TestCaseExtended<__VA_ARGS__>(#Proc, &Proc));                \
 116         return 0;                                                                           \
 117     }                                                                                       \
 118     const int DPL_UNUSED Static##Proc##InitVar = Static##Proc##Init();                      \
 119     void Proc(std::tuple<__VA_ARGS__> &optionalArgsTuple) {                                 \
 120         DPL::Test::RunMultiProc(std::bind(Proc##Multi, optionalArgsTuple));                 \
 121     }                                                                                       \
 122     void Proc##Multi(std::tuple<__VA_ARGS__> &optionalArgsTuple DPL_UNUSED)
 123
 124 #endif