1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
|
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import <Cocoa/Cocoa.h>
#include "base/file_util.h"
#include "base/logging.h"
#include "base/sys_string_conversions.h"
#include "content/common/sandbox_mac.h"
#include "content/common/sandbox_mac_unittest_helper.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace content {
//--------------------- Clipboard Sandboxing ----------------------
// Test case for checking sandboxing of clipboard access.
class MacSandboxedClipboardTestCase : public MacSandboxTestCase {
public:
MacSandboxedClipboardTestCase();
virtual ~MacSandboxedClipboardTestCase();
virtual bool SandboxedTest();
virtual void SetTestData(const char* test_data);
private:
NSString* clipboard_name_;
};
REGISTER_SANDBOX_TEST_CASE(MacSandboxedClipboardTestCase);
MacSandboxedClipboardTestCase::MacSandboxedClipboardTestCase() :
clipboard_name_(nil) {}
MacSandboxedClipboardTestCase::~MacSandboxedClipboardTestCase() {
[clipboard_name_ release];
}
bool MacSandboxedClipboardTestCase::SandboxedTest() {
// Shouldn't be able to open the pasteboard in the sandbox.
if ([clipboard_name_ length] == 0) {
LOG(ERROR) << "Clipboard name is empty";
return false;
}
NSPasteboard* pb = [NSPasteboard pasteboardWithName:clipboard_name_];
if (pb != nil) {
LOG(ERROR) << "Was able to access named clipboard";
return false;
}
pb = [NSPasteboard generalPasteboard];
if (pb != nil) {
LOG(ERROR) << "Was able to access system clipboard";
return false;
}
return true;
}
void MacSandboxedClipboardTestCase::SetTestData(const char* test_data) {
clipboard_name_ = [base::SysUTF8ToNSString(test_data) retain];
}
TEST_F(MacSandboxTest, ClipboardAccess) {
NSPasteboard* pb = [NSPasteboard pasteboardWithUniqueName];
EXPECT_EQ([[pb types] count], 0U);
std::string pasteboard_name = base::SysNSStringToUTF8([pb name]);
EXPECT_TRUE(RunTestInAllSandboxTypes("MacSandboxedClipboardTestCase",
pasteboard_name.c_str()));
// After executing the test, the clipboard should still be empty.
EXPECT_EQ([[pb types] count], 0U);
}
//--------------------- File Access Sandboxing ----------------------
// Test case for checking sandboxing of filesystem apis.
class MacSandboxedFileAccessTestCase : public MacSandboxTestCase {
public:
virtual bool SandboxedTest();
};
REGISTER_SANDBOX_TEST_CASE(MacSandboxedFileAccessTestCase);
bool MacSandboxedFileAccessTestCase::SandboxedTest() {
int fdes = open("/etc/passwd", O_RDONLY);
file_util::ScopedFD file_closer(&fdes);
return fdes == -1;
}
TEST_F(MacSandboxTest, FileAccess) {
EXPECT_TRUE(RunTestInAllSandboxTypes("MacSandboxedFileAccessTestCase", NULL));
}
//--------------------- /dev/urandom Sandboxing ----------------------
// /dev/urandom is available to ppapi sandbox only.
class MacSandboxedUrandomTestCase : public MacSandboxTestCase {
public:
virtual bool SandboxedTest();
};
REGISTER_SANDBOX_TEST_CASE(MacSandboxedUrandomTestCase);
bool MacSandboxedUrandomTestCase::SandboxedTest() {
int fdes = open("/dev/urandom", O_RDONLY);
file_util::ScopedFD file_closer(&fdes);
// Open succeeds under ppapi sandbox, else it is not permitted.
if (test_data_ == "ppapi") {
if (fdes == -1)
return false;
char buf[16];
int rc = read(fdes, buf, sizeof(buf));
return rc == sizeof(buf);
} else {
return fdes == -1 && errno == EPERM;
}
}
TEST_F(MacSandboxTest, UrandomAccess) {
// Similar to RunTestInAllSandboxTypes(), except changing
// |test_data| for the ppapi case. Passing "" in the non-ppapi case
// to overwrite the test data (NULL means not to change it).
for (SandboxType i = SANDBOX_TYPE_FIRST_TYPE;
i < SANDBOX_TYPE_AFTER_LAST_TYPE; ++i) {
if (i == SANDBOX_TYPE_PPAPI) {
EXPECT_TRUE(RunTestInSandbox(i, "MacSandboxedUrandomTestCase", "ppapi"));
} else {
EXPECT_TRUE(RunTestInSandbox(i, "MacSandboxedUrandomTestCase", ""))
<< "for sandbox type " << i;
}
}
}
} // namespace content
|
