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
139
140
141
142
143
144
|
<!doctype html>
<meta charset="utf8">
<meta name="timeout" content="long">
<title>IndexedDB: origins have isolated namespaces</title>
<link rel="author" href="pwnall@chromium.org" title="Victor Costan">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../common/get-host-info.sub.js"></script>
<script src="resources/support-promises.js"></script>
<body>
<script>
'use strict';
// Returns a Promise that resolves with the helper's response.
function waitForCrossOriginHelperResponse(origin, request) {
return new Promise((resolve, reject) => {
self.addEventListener('message', event => {
if (event.origin !== origin) {
reject(new Error(`Unexpected message from ${event.origin}`));
return;
}
if (event.data.action === request.action) {
resolve(event.data.response);
} else {
reject(new Error(`Unexpected message ${JSON.stringify(event.data)}`));
}
}, { once: true });
});
}
// Returns a Promise that resolves with the helper's response.
async function crossOriginIframeHelper(testCase, origin, request) {
const iframe = document.createElement('iframe');
iframe.src = origin + '/IndexedDB/resources/cross-origin-helper-frame.html';
document.body.appendChild(iframe);
testCase.add_cleanup(() => {
try {
document.body.removeChild(iframe);
} catch (e) {
// removeChild() throws if the iframe was already removed, which happens
// if this method runs to completion.
}
});
await new Promise((resolve, reject) => {
iframe.onload = resolve;
iframe.onerror = reject;
});
iframe.contentWindow.postMessage(request, origin);
const response = await waitForCrossOriginHelperResponse(origin, request);
document.body.removeChild(iframe);
return response;
};
// Returns a Promise that resolves with the helper's response.
async function crossOriginWindowHelper(testCase, origin, request) {
const helperWindow = window.open(
origin + '/IndexedDB/resources/cross-origin-helper-frame.html',
'_blank');
testCase.add_cleanup(() => { helperWindow.close(); });
await new Promise((resolve, reject) => {
self.addEventListener('message', event => {
if (event.origin !== origin) {
reject(new Error(`Unexpected message from ${event.origin}`));
return;
}
if (event.data.action === null && event.data.response === 'ready') {
resolve(event.data.response);
} else {
reject(new Error(`Unexpected message ${JSON.stringify(event.data)}`));
}
}, { once: true });
});
helperWindow.postMessage(request, origin);
const response = await waitForCrossOriginHelperResponse(origin, request);
helperWindow.close();
return response;
};
// Returns a Promise that resolves with the helper's response.
function crossOriginHelper(testCase, mode, origin, request) {
switch (mode) {
case 'iframe':
return crossOriginIframeHelper(testCase, origin, request);
case 'window':
return crossOriginWindowHelper(testCase, origin, request);
default:
throw new Error(`Unsupported cross-origin helper mode ${mode}`);
}
}
const sameOrigin = get_host_info().ORIGIN;
const otherOrigin = get_host_info().REMOTE_ORIGIN;
// The disclosure that inspired this test demonstrated leaked open database
// connections across windows.
for (const databaseKind of ['open', 'closed']) {
for (const mode of ['iframe', 'window']) {
promise_test(async testCase => {
const dbName = databaseName(testCase);
assert_true(
await crossOriginHelper(
testCase, mode, sameOrigin,
{action: 'delete-database', name: dbName}),
'Same-origin setup error');
assert_true(
await crossOriginHelper(
testCase, mode, otherOrigin,
{ action: 'delete-database', name: dbName }),
'Cross-origin setup error');
const db = await createNamedDatabase(testCase, dbName, database => {
database.createObjectStore('store');
});
if (databaseKind === 'closed')
await db.close();
const sameOriginDbNames = await crossOriginHelper(
testCase, mode, sameOrigin, { action: 'get-database-names' });
assert_in_array(
dbName, sameOriginDbNames,
`Database creation should reflect in same-origin ${mode}`);
const otherOriginDbNames = await crossOriginHelper(
testCase, mode, otherOrigin, { action: 'get-database-names' });
assert_true(
otherOriginDbNames.indexOf(dbName) === -1,
`Database creation should not impact cross-origin ${mode} list`);
if (databaseKind !== 'closed')
await db.close();
}, `${databaseKind} database names don't leak to cross-origin ${mode}`);
}
}
</script>
</body>
|
