security/sandbox/win/src/handle_policy_test.cc@6474c204b198 (annotated)
security/sandbox/win/src/handle_policy_test.cc
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| michael@0 | 2 | // Use of this source code is governed by a BSD-style license that can be |
| michael@0 | 3 | // found in the LICENSE file. |
| michael@0 | 4 | |
| michael@0 | 5 | #include "base/strings/stringprintf.h" |
| michael@0 | 6 | #include "sandbox/win/src/handle_policy.h" |
| michael@0 | 7 | #include "sandbox/win/src/nt_internals.h" |
| michael@0 | 8 | #include "sandbox/win/src/sandbox.h" |
| michael@0 | 9 | #include "sandbox/win/src/sandbox_factory.h" |
| michael@0 | 10 | #include "sandbox/win/src/sandbox_policy.h" |
| michael@0 | 11 | #include "sandbox/win/src/win_utils.h" |
| michael@0 | 12 | #include "sandbox/win/tests/common/controller.h" |
| michael@0 | 13 | #include "testing/gtest/include/gtest/gtest.h" |
| michael@0 | 14 | |
| michael@0 | 15 | namespace sandbox { |
| michael@0 | 16 | |
| michael@0 | 17 | // Just waits for the supplied number of milliseconds. |
| michael@0 | 18 | SBOX_TESTS_COMMAND int Handle_WaitProcess(int argc, wchar_t **argv) { |
| michael@0 | 19 | if (argc != 1) |
| michael@0 | 20 | return SBOX_TEST_FAILED_TO_EXECUTE_COMMAND; |
| michael@0 | 21 | |
| michael@0 | 22 | ::Sleep(::wcstoul(argv[0], NULL, 10)); |
| michael@0 | 23 | return SBOX_TEST_TIMED_OUT; |
| michael@0 | 24 | } |
| michael@0 | 25 | |
| michael@0 | 26 | // Attempts to duplicate an event handle into the target process. |
| michael@0 | 27 | SBOX_TESTS_COMMAND int Handle_DuplicateEvent(int argc, wchar_t **argv) { |
| michael@0 | 28 | if (argc != 1) |
| michael@0 | 29 | return SBOX_TEST_FAILED_TO_EXECUTE_COMMAND; |
| michael@0 | 30 | |
| michael@0 | 31 | // Create a test event to use as a handle. |
| michael@0 | 32 | base::win::ScopedHandle test_event; |
| michael@0 | 33 | test_event.Set(::CreateEvent(NULL, TRUE, TRUE, NULL)); |
| michael@0 | 34 | if (!test_event.IsValid()) |
| michael@0 | 35 | return SBOX_TEST_FIRST_ERROR; |
| michael@0 | 36 | |
| michael@0 | 37 | // Get the target process ID. |
| michael@0 | 38 | DWORD target_process_id = ::wcstoul(argv[0], NULL, 10); |
| michael@0 | 39 | |
| michael@0 | 40 | HANDLE handle = NULL; |
| michael@0 | 41 | ResultCode result = SandboxFactory::GetTargetServices()->DuplicateHandle( |
| michael@0 | 42 | test_event, target_process_id, &handle, 0, DUPLICATE_SAME_ACCESS); |
| michael@0 | 43 | |
| michael@0 | 44 | return (result == SBOX_ALL_OK) ? SBOX_TEST_SUCCEEDED : SBOX_TEST_DENIED; |
| michael@0 | 45 | } |
| michael@0 | 46 | |
| michael@0 | 47 | // Tests that duplicating an object works only when the policy allows it. |
| michael@0 | 48 | TEST(HandlePolicyTest, DuplicateHandle) { |
| michael@0 | 49 | TestRunner target; |
| michael@0 | 50 | TestRunner runner; |
| michael@0 | 51 | |
| michael@0 | 52 | // Kick off an asynchronous target process for testing. |
| michael@0 | 53 | target.SetAsynchronous(true); |
| michael@0 | 54 | EXPECT_EQ(SBOX_TEST_SUCCEEDED, target.RunTest(L"Handle_WaitProcess 30000")); |
| michael@0 | 55 | |
| michael@0 | 56 | // First test that we fail to open the event. |
| michael@0 | 57 | std::wstring cmd_line = base::StringPrintf(L"Handle_DuplicateEvent %d", |
| michael@0 | 58 | target.process_id()); |
| michael@0 | 59 | EXPECT_EQ(SBOX_TEST_DENIED, runner.RunTest(cmd_line.c_str())); |
| michael@0 | 60 | |
| michael@0 | 61 | // Now successfully open the event after adding a duplicate handle rule. |
| michael@0 | 62 | EXPECT_TRUE(runner.AddRule(TargetPolicy::SUBSYS_HANDLES, |
| michael@0 | 63 | TargetPolicy::HANDLES_DUP_ANY, |
| michael@0 | 64 | L"Event")); |
| michael@0 | 65 | EXPECT_EQ(SBOX_TEST_SUCCEEDED, runner.RunTest(cmd_line.c_str())); |
| michael@0 | 66 | } |
| michael@0 | 67 | |
| michael@0 | 68 | // Tests that duplicating an object works only when the policy allows it. |
| michael@0 | 69 | TEST(HandlePolicyTest, DuplicatePeerHandle) { |
| michael@0 | 70 | TestRunner target; |
| michael@0 | 71 | TestRunner runner; |
| michael@0 | 72 | |
| michael@0 | 73 | // Kick off an asynchronous target process for testing. |
| michael@0 | 74 | target.SetAsynchronous(true); |
| michael@0 | 75 | target.SetUnsandboxed(true); |
| michael@0 | 76 | EXPECT_EQ(SBOX_TEST_SUCCEEDED, target.RunTest(L"Handle_WaitProcess 30000")); |
| michael@0 | 77 | |
| michael@0 | 78 | // First test that we fail to open the event. |
| michael@0 | 79 | std::wstring cmd_line = base::StringPrintf(L"Handle_DuplicateEvent %d", |
| michael@0 | 80 | target.process_id()); |
| michael@0 | 81 | EXPECT_EQ(SBOX_TEST_DENIED, runner.RunTest(cmd_line.c_str())); |
| michael@0 | 82 | |
| michael@0 | 83 | // Now successfully open the event after adding a duplicate handle rule. |
| michael@0 | 84 | EXPECT_TRUE(runner.AddRule(TargetPolicy::SUBSYS_HANDLES, |
| michael@0 | 85 | TargetPolicy::HANDLES_DUP_ANY, |
| michael@0 | 86 | L"Event")); |
| michael@0 | 87 | EXPECT_EQ(SBOX_TEST_SUCCEEDED, runner.RunTest(cmd_line.c_str())); |
| michael@0 | 88 | } |
| michael@0 | 89 | |
| michael@0 | 90 | // Tests that duplicating an object works only when the policy allows it. |
| michael@0 | 91 | TEST(HandlePolicyTest, DuplicateBrokerHandle) { |
| michael@0 | 92 | TestRunner runner; |
| michael@0 | 93 | |
| michael@0 | 94 | // First test that we fail to open the event. |
| michael@0 | 95 | std::wstring cmd_line = base::StringPrintf(L"Handle_DuplicateEvent %d", |
| michael@0 | 96 | ::GetCurrentProcessId()); |
| michael@0 | 97 | EXPECT_EQ(SBOX_TEST_DENIED, runner.RunTest(cmd_line.c_str())); |
| michael@0 | 98 | |
| michael@0 | 99 | // Add the peer rule and make sure we fail again. |
| michael@0 | 100 | EXPECT_TRUE(runner.AddRule(TargetPolicy::SUBSYS_HANDLES, |
| michael@0 | 101 | TargetPolicy::HANDLES_DUP_ANY, |
| michael@0 | 102 | L"Event")); |
| michael@0 | 103 | EXPECT_EQ(SBOX_TEST_DENIED, runner.RunTest(cmd_line.c_str())); |
| michael@0 | 104 | |
| michael@0 | 105 | |
| michael@0 | 106 | // Now successfully open the event after adding a broker handle rule. |
| michael@0 | 107 | EXPECT_TRUE(runner.AddRule(TargetPolicy::SUBSYS_HANDLES, |
| michael@0 | 108 | TargetPolicy::HANDLES_DUP_BROKER, |
| michael@0 | 109 | L"Event")); |
| michael@0 | 110 | EXPECT_EQ(SBOX_TEST_SUCCEEDED, runner.RunTest(cmd_line.c_str())); |
| michael@0 | 111 | } |
| michael@0 | 112 | |
| michael@0 | 113 | } // namespace sandbox |
| michael@0 | 114 |
