src/sandbox/win/src/integrity_level_test.cc

   1 // Copyright (c) 2011 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 <windows.h>
   6 #include <atlsecurity.h>
   7
   8 #include "base/win/windows_version.h"
   9 #include "testing/gtest/include/gtest/gtest.h"
  10 #include "sandbox/win/src/sandbox.h"
  11 #include "sandbox/win/src/sandbox_policy.h"
  12 #include "sandbox/win/src/sandbox_factory.h"
  13 #include "sandbox/win/tests/common/controller.h"
  14
  15 namespace sandbox {
  16
  17
  18 SBOX_TESTS_COMMAND int CheckIntegrityLevel(int argc, wchar_t **argv) {
  19   ATL::CAccessToken token;
  20   if (!token.GetEffectiveToken(TOKEN_READ))
  21     return SBOX_TEST_FAILED;
  22
  23   char* buffer[100];
  24   DWORD buf_size = 100;
  25   if (!::GetTokenInformation(token.GetHandle(), TokenIntegrityLevel,
  26                              reinterpret_cast<void*>(buffer), buf_size,
  27                              &buf_size))
  28     return SBOX_TEST_FAILED;
  29
  30   TOKEN_MANDATORY_LABEL* label =
  31       reinterpret_cast<TOKEN_MANDATORY_LABEL*>(buffer);
  32
  33   PSID sid_low = NULL;
  34   if (!::ConvertStringSidToSid(L"S-1-16-4096", &sid_low))
  35     return SBOX_TEST_FAILED;
  36
  37   BOOL is_low_sid = ::EqualSid(label->Label.Sid, sid_low);
  38
  39   ::LocalFree(sid_low);
  40
  41   if (is_low_sid)
  42     return SBOX_TEST_SUCCEEDED;
  43
  44   return SBOX_TEST_DENIED;
  45 }
  46
  47 TEST(IntegrityLevelTest, TestLowILReal) {
  48   if (base::win::GetVersion() != base::win::VERSION_VISTA)
  49     return;
  50
  51   TestRunner runner(JOB_LOCKDOWN, USER_INTERACTIVE, USER_INTERACTIVE);
  52
  53   runner.SetTimeout(INFINITE);
  54
  55   runner.GetPolicy()->SetAlternateDesktop(true);
  56   runner.GetPolicy()->SetIntegrityLevel(INTEGRITY_LEVEL_LOW);
  57
  58   EXPECT_EQ(SBOX_TEST_SUCCEEDED, runner.RunTest(L"CheckIntegrityLevel"));
  59
  60   runner.SetTestState(BEFORE_REVERT);
  61   EXPECT_EQ(SBOX_TEST_SUCCEEDED, runner.RunTest(L"CheckIntegrityLevel"));
  62 }
  63
  64 TEST(DelayedIntegrityLevelTest, TestLowILDelayed) {
  65   if (base::win::GetVersion() != base::win::VERSION_VISTA)
  66     return;
  67
  68   TestRunner runner(JOB_LOCKDOWN, USER_INTERACTIVE, USER_INTERACTIVE);
  69
  70   runner.SetTimeout(INFINITE);
  71
  72   runner.GetPolicy()->SetDelayedIntegrityLevel(INTEGRITY_LEVEL_LOW);
  73
  74   EXPECT_EQ(SBOX_TEST_SUCCEEDED, runner.RunTest(L"CheckIntegrityLevel"));
  75
  76   runner.SetTestState(BEFORE_REVERT);
  77   EXPECT_EQ(SBOX_TEST_DENIED, runner.RunTest(L"CheckIntegrityLevel"));
  78 }
  79
  80 TEST(IntegrityLevelTest, TestNoILChange) {
  81   if (base::win::GetVersion() != base::win::VERSION_VISTA)
  82     return;
  83
  84   TestRunner runner(JOB_LOCKDOWN, USER_INTERACTIVE, USER_INTERACTIVE);
  85
  86   runner.SetTimeout(INFINITE);
  87
  88   EXPECT_EQ(SBOX_TEST_DENIED, runner.RunTest(L"CheckIntegrityLevel"));
  89 }
  90
  91 }  // namespace sandbox