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
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
|
/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set sts=2 sw=2 et tw=80: */
"use strict";
const { Preferences } = ChromeUtils.importESModule(
"resource://gre/modules/Preferences.sys.mjs"
);
const ADDON_ID = "test@web.extension";
const aps = Cc["@mozilla.org/addons/policy-service;1"].getService(
Ci.nsIAddonPolicyService
);
const v2_csp = Preferences.get(
"extensions.webextensions.base-content-security-policy"
);
const v3_csp = Preferences.get(
"extensions.webextensions.base-content-security-policy.v3"
);
add_task(async function test_invalid_addon_csp() {
await Assert.throws(
() => aps.getBaseCSP("invalid@missing"),
/NS_ERROR_ILLEGAL_VALUE/,
"no base csp for non-existent addon"
);
await Assert.throws(
() => aps.getExtensionPageCSP("invalid@missing"),
/NS_ERROR_ILLEGAL_VALUE/,
"no extension page csp for non-existent addon"
);
});
add_task(async function test_policy_csp() {
equal(
aps.defaultCSP,
Preferences.get("extensions.webextensions.default-content-security-policy"),
"Expected default CSP value"
);
const CUSTOM_POLICY = "script-src: 'self' https://xpcshell.test.custom.csp";
let tests = [
{
name: "manifest version 2, no custom policy",
policyData: {},
expectedPolicy: aps.defaultCSP,
},
{
name: "manifest version 2, no custom policy",
policyData: {
manifestVersion: 2,
},
expectedPolicy: aps.defaultCSP,
},
{
name: "version 2 custom extension policy",
policyData: {
extensionPageCSP: CUSTOM_POLICY,
},
expectedPolicy: CUSTOM_POLICY,
},
{
name: "manifest version 2 set, custom extension policy",
policyData: {
manifestVersion: 2,
extensionPageCSP: CUSTOM_POLICY,
},
expectedPolicy: CUSTOM_POLICY,
},
{
name: "manifest version 3, no custom policy",
policyData: {
manifestVersion: 3,
},
expectedPolicy: aps.defaultCSPV3,
},
{
name: "manifest 3 version set, custom extensionPage policy",
policyData: {
manifestVersion: 3,
extensionPageCSP: CUSTOM_POLICY,
},
expectedPolicy: CUSTOM_POLICY,
},
];
let policy = null;
function setExtensionCSP({ manifestVersion, extensionPageCSP }) {
if (policy) {
policy.active = false;
}
policy = new WebExtensionPolicy({
id: ADDON_ID,
mozExtensionHostname: ADDON_ID,
baseURL: "file:///",
allowedOrigins: new MatchPatternSet([]),
localizeCallback() {},
manifestVersion,
extensionPageCSP,
});
policy.active = true;
}
for (let test of tests) {
info(test.name);
setExtensionCSP(test.policyData);
equal(
aps.getBaseCSP(ADDON_ID),
test.policyData.manifestVersion == 3 ? v3_csp : v2_csp,
"baseCSP is correct"
);
equal(
aps.getExtensionPageCSP(ADDON_ID),
test.expectedPolicy,
"extensionPageCSP is correct"
);
}
});
add_task(async function test_extension_csp() {
Services.prefs.setBoolPref("extensions.manifestV3.enabled", true);
ExtensionTestUtils.failOnSchemaWarnings(false);
let extension_pages = "script-src 'self'; img-src 'none'";
let tests = [
{
name: "manifest_v2 invalid csp results in default csp used",
manifest: {
content_security_policy: `script-src 'none'`,
},
expectedPolicy: aps.defaultCSP,
},
{
name: "manifest_v2 allows https protocol",
manifest: {
manifest_version: 2,
content_security_policy: `script-src 'self' https://example.com`,
},
expectedPolicy: `script-src 'self' https://example.com`,
},
{
name: "manifest_v2 allows unsafe-eval",
manifest: {
manifest_version: 2,
content_security_policy: `script-src 'self' 'unsafe-eval'`,
},
expectedPolicy: `script-src 'self' 'unsafe-eval'`,
},
{
name: "manifest_v2 allows wasm-unsafe-eval",
manifest: {
manifest_version: 2,
content_security_policy: `script-src 'self' 'wasm-unsafe-eval'`,
},
expectedPolicy: `script-src 'self' 'wasm-unsafe-eval'`,
},
{
// object-src used to require local sources, but now we accept anything.
name: "manifest_v2 allows object-src, with non-local sources",
manifest: {
manifest_version: 2,
content_security_policy: `script-src 'self'; object-src https:'`,
},
expectedPolicy: `script-src 'self'; object-src https:'`,
},
{
name: "manifest_v3 invalid csp results in default csp used",
manifest: {
manifest_version: 3,
content_security_policy: {
extension_pages: `script-src 'none'`,
},
},
expectedPolicy: aps.defaultCSPV3,
},
{
name: "manifest_v3 forbidden protocol results in default csp used",
manifest: {
manifest_version: 3,
content_security_policy: {
extension_pages: `script-src 'self' https://*`,
},
},
expectedPolicy: aps.defaultCSPV3,
},
{
name: "manifest_v3 forbidden eval results in default csp used",
manifest: {
manifest_version: 3,
content_security_policy: {
extension_pages: `script-src 'self' 'unsafe-eval'`,
},
},
expectedPolicy: aps.defaultCSPV3,
},
{
name: "manifest_v3 disallows localhost",
manifest: {
manifest_version: 3,
content_security_policy: {
extension_pages: `script-src 'self' https://localhost`,
},
},
expectedPolicy: aps.defaultCSPV3,
},
{
name: "manifest_v3 disallows 127.0.0.1",
manifest: {
manifest_version: 3,
content_security_policy: {
extension_pages: `script-src 'self' https://127.0.0.1`,
},
},
expectedPolicy: aps.defaultCSPV3,
},
{
name: "manifest_v3 allows wasm-unsafe-eval",
manifest: {
manifest_version: 3,
content_security_policy: {
extension_pages: `script-src 'self' 'wasm-unsafe-eval'`,
},
},
expectedPolicy: `script-src 'self' 'wasm-unsafe-eval'`,
},
{
// object-src used to require local sources, but now we accept anything.
name: "manifest_v3 allows object-src, with non-local sources",
manifest: {
manifest_version: 3,
content_security_policy: {
extension_pages: `script-src 'self'; object-src https:'`,
},
},
expectedPolicy: `script-src 'self'; object-src https:'`,
},
{
name: "manifest_v2 csp",
manifest: {
manifest_version: 2,
content_security_policy: extension_pages,
},
expectedPolicy: extension_pages,
},
{
name: "manifest_v2 with no csp, expect default",
manifest: {
manifest_version: 2,
},
expectedPolicy: aps.defaultCSP,
},
{
name: "manifest_v3 used with no csp, expect default",
manifest: {
manifest_version: 3,
},
expectedPolicy: aps.defaultCSPV3,
},
{
name: "manifest_v3 syntax used",
manifest: {
manifest_version: 3,
content_security_policy: {
extension_pages,
},
},
expectedPolicy: extension_pages,
},
];
for (let test of tests) {
info(test.name);
let extension = ExtensionTestUtils.loadExtension({
manifest: test.manifest,
});
await extension.startup();
let policy = WebExtensionPolicy.getByID(extension.id);
equal(
policy.baseCSP,
test.manifest.manifest_version == 3 ? v3_csp : v2_csp,
"baseCSP is correct"
);
equal(
policy.extensionPageCSP,
test.expectedPolicy,
"extensionPageCSP is correct."
);
await extension.unload();
}
ExtensionTestUtils.failOnSchemaWarnings(true);
Services.prefs.clearUserPref("extensions.manifestV3.enabled");
});
|
