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source: vbox/trunk/src/libs/openssl-3.0.7/test/recipes/70-test_key_share.t@ 97673

最後變更 在這個檔案從97673是 97372,由 vboxsync 提交於 2 年 前

libs: Switch to openssl-3.0.7, bugref:10317
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1#! /usr/bin/env perl
2# Copyright 2015-2022 The OpenSSL Project Authors. All Rights Reserved.
3#
4# Licensed under the Apache License 2.0 (the "License"). You may not use
5# this file except in compliance with the License. You can obtain a copy
6# in the file LICENSE in the source distribution or at
7# https://www.openssl.org/source/license.html
8
9use strict;
10use OpenSSL::Test qw/:DEFAULT cmdstr srctop_file bldtop_dir/;
11use OpenSSL::Test::Utils;
12use TLSProxy::Proxy;
13use File::Temp qw(tempfile);
14
15use constant {
16 LOOK_ONLY => 0,
17 EMPTY_EXTENSION => 1,
18 MISSING_EXTENSION => 2,
19 NO_ACCEPTABLE_KEY_SHARES => 3,
20 NON_PREFERRED_KEY_SHARE => 4,
21 ACCEPTABLE_AT_END => 5,
22 NOT_IN_SUPPORTED_GROUPS => 6,
23 GROUP_ID_TOO_SHORT => 7,
24 KEX_LEN_MISMATCH => 8,
25 ZERO_LEN_KEX_DATA => 9,
26 TRAILING_DATA => 10,
27 SELECT_X25519 => 11,
28 NO_KEY_SHARES_IN_HRR => 12,
29 NON_TLS1_3_KEY_SHARE => 13
30};
31
32use constant {
33 CLIENT_TO_SERVER => 1,
34 SERVER_TO_CLIENT => 2
35};
36
37
38use constant {
39 X25519 => 0x1d,
40 P_256 => 0x17,
41 FFDHE2048 => 0x0100,
42 FFDHE3072 => 0x0101
43};
44
45my $testtype;
46my $direction;
47my $selectedgroupid;
48
49my $test_name = "test_key_share";
50setup($test_name);
51
52plan skip_all => "TLSProxy isn't usable on $^O"
53 if $^O =~ /^(VMS)$/;
54
55plan skip_all => "$test_name needs the dynamic engine feature enabled"
56 if disabled("engine") || disabled("dynamic-engine");
57
58plan skip_all => "$test_name needs the sock feature enabled"
59 if disabled("sock");
60
61plan skip_all => "$test_name needs TLS1.3 enabled"
62 if disabled("tls1_3");
63
64plan skip_all => "$test_name needs EC or DH enabled"
65 if disabled("ec") && disabled("dh");
66
67$ENV{OPENSSL_ia32cap} = '~0x200000200000000';
68
69my $proxy = TLSProxy::Proxy->new(
70 undef,
71 cmdstr(app(["openssl"]), display => 1),
72 srctop_file("apps", "server.pem"),
73 (!$ENV{HARNESS_ACTIVE} || $ENV{HARNESS_VERBOSE})
74);
75
76#We assume that test_ssl_new and friends will test the happy path for this,
77#so we concentrate on the less common scenarios
78
79#Test 1: An empty key_shares extension should succeed after a HelloRetryRequest
80$testtype = EMPTY_EXTENSION;
81$direction = CLIENT_TO_SERVER;
82$proxy->filter(\&modify_key_shares_filter);
83if (disabled("ec")) {
84 $proxy->serverflags("-groups ffdhe3072");
85} else {
86 $proxy->serverflags("-groups P-256");
87}
88$proxy->start() or plan skip_all => "Unable to start up Proxy for tests";
89plan tests => 23;
90ok(TLSProxy::Message->success(), "Success after HRR");
91
92#Test 2: The server sending an HRR requesting a group the client already sent
93# should fail
94$proxy->clear();
95$proxy->start();
96ok(TLSProxy::Message->fail(), "Server asks for group already provided");
97
98#Test 3: A missing key_shares extension should not succeed
99$proxy->clear();
100$testtype = MISSING_EXTENSION;
101$proxy->start();
102ok(TLSProxy::Message->fail(), "Missing key_shares extension");
103
104#Test 4: No initial acceptable key_shares should succeed after a
105# HelloRetryRequest
106$proxy->clear();
107$proxy->filter(undef);
108if (disabled("ec")) {
109 $proxy->serverflags("-groups ffdhe3072");
110} else {
111 $proxy->serverflags("-groups P-256");
112}
113$proxy->start();
114ok(TLSProxy::Message->success(), "No initial acceptable key_shares");
115
116#Test 5: No acceptable key_shares and no shared groups should fail
117$proxy->clear();
118$proxy->filter(undef);
119if (disabled("ec")) {
120 $proxy->serverflags("-groups ffdhe2048");
121} else {
122 $proxy->serverflags("-groups P-256");
123}
124if (disabled("ec")) {
125 $proxy->clientflags("-groups ffdhe3072");
126} else {
127 $proxy->clientflags("-groups P-384");
128}
129$proxy->start();
130ok(TLSProxy::Message->fail(), "No acceptable key_shares");
131
132#Test 6: A non preferred but acceptable key_share should succeed
133$proxy->clear();
134$proxy->clientflags("-curves P-256");
135if (disabled("ec")) {
136 $proxy->clientflags("-groups ffdhe3072");
137} else {
138 $proxy->clientflags("-groups P-256");
139}
140$proxy->start();
141ok(TLSProxy::Message->success(), "Non preferred key_share");
142$proxy->filter(\&modify_key_shares_filter);
143
144SKIP: {
145 skip "No ec support in this OpenSSL build", 1 if disabled("ec");
146
147 #Test 7: An acceptable key_share after a list of non-acceptable ones should
148 #succeed
149 $proxy->clear();
150 $testtype = ACCEPTABLE_AT_END;
151 $proxy->start();
152 ok(TLSProxy::Message->success(), "Acceptable key_share at end of list");
153}
154
155#Test 8: An acceptable key_share but for a group not in supported_groups should
156#fail
157$proxy->clear();
158$testtype = NOT_IN_SUPPORTED_GROUPS;
159$proxy->start();
160ok(TLSProxy::Message->fail(), "Acceptable key_share not in supported_groups");
161
162#Test 9: Too short group_id should fail
163$proxy->clear();
164$testtype = GROUP_ID_TOO_SHORT;
165$proxy->start();
166ok(TLSProxy::Message->fail(), "Group id too short");
167
168#Test 10: key_exchange length mismatch should fail
169$proxy->clear();
170$testtype = KEX_LEN_MISMATCH;
171$proxy->start();
172ok(TLSProxy::Message->fail(), "key_exchange length mismatch");
173
174#Test 11: Zero length key_exchange should fail
175$proxy->clear();
176$testtype = ZERO_LEN_KEX_DATA;
177$proxy->start();
178ok(TLSProxy::Message->fail(), "zero length key_exchange data");
179
180#Test 12: Trailing data on key_share list should fail
181$proxy->clear();
182$testtype = TRAILING_DATA;
183$proxy->start();
184ok(TLSProxy::Message->fail(), "key_share list trailing data");
185
186#Test 13: Multiple acceptable key_shares - we choose the first one
187$proxy->clear();
188$direction = SERVER_TO_CLIENT;
189$testtype = LOOK_ONLY;
190$selectedgroupid = 0;
191if (disabled("ec")) {
192 $proxy->clientflags("-groups ffdhe3072:ffdhe2048");
193} else {
194 $proxy->clientflags("-groups P-256:X25519");
195}
196$proxy->start();
197if (disabled("ec")) {
198 ok(TLSProxy::Message->success() && ($selectedgroupid == FFDHE3072),
199 "Multiple acceptable key_shares");
200} else {
201 ok(TLSProxy::Message->success() && ($selectedgroupid == P_256),
202 "Multiple acceptable key_shares");
203}
204
205#Test 14: Multiple acceptable key_shares - we choose the first one (part 2)
206$proxy->clear();
207if (disabled("ec")) {
208 $proxy->clientflags("-curves ffdhe2048:ffdhe3072");
209} else {
210 $proxy->clientflags("-curves X25519:P-256");
211}
212$proxy->start();
213if (disabled("ec")) {
214 ok(TLSProxy::Message->success() && ($selectedgroupid == FFDHE2048),
215 "Multiple acceptable key_shares (part 2)");
216} else {
217 ok(TLSProxy::Message->success() && ($selectedgroupid == X25519),
218 "Multiple acceptable key_shares (part 2)");
219}
220
221#Test 15: Server sends key_share that wasn't offered should fail
222$proxy->clear();
223$testtype = SELECT_X25519;
224if (disabled("ec")) {
225 $proxy->clientflags("-groups ffdhe3072");
226} else {
227 $proxy->clientflags("-groups P-256");
228}
229$proxy->start();
230ok(TLSProxy::Message->fail(), "Non offered key_share");
231
232#Test 16: Too short group_id in ServerHello should fail
233$proxy->clear();
234$testtype = GROUP_ID_TOO_SHORT;
235$proxy->start();
236ok(TLSProxy::Message->fail(), "Group id too short in ServerHello");
237
238#Test 17: key_exchange length mismatch in ServerHello should fail
239$proxy->clear();
240$testtype = KEX_LEN_MISMATCH;
241$proxy->start();
242ok(TLSProxy::Message->fail(), "key_exchange length mismatch in ServerHello");
243
244#Test 18: Zero length key_exchange in ServerHello should fail
245$proxy->clear();
246$testtype = ZERO_LEN_KEX_DATA;
247$proxy->start();
248ok(TLSProxy::Message->fail(), "zero length key_exchange data in ServerHello");
249
250#Test 19: Trailing data on key_share in ServerHello should fail
251$proxy->clear();
252$testtype = TRAILING_DATA;
253$proxy->start();
254ok(TLSProxy::Message->fail(), "key_share trailing data in ServerHello");
255
256SKIP: {
257 skip "No TLSv1.2 support in this OpenSSL build", 2 if disabled("tls1_2");
258
259 #Test 20: key_share should not be sent if the client is not capable of
260 # negotiating TLSv1.3
261 $proxy->clear();
262 $proxy->filter(undef);
263 $proxy->clientflags("-no_tls1_3");
264 $proxy->start();
265 my $clienthello = $proxy->message_list->[0];
266 ok(TLSProxy::Message->success()
267 && !defined $clienthello->extension_data->{TLSProxy::Message::EXT_KEY_SHARE},
268 "No key_share for TLS<=1.2 client");
269 $proxy->filter(\&modify_key_shares_filter);
270
271 #Test 21: A server not capable of negotiating TLSv1.3 should not attempt to
272 # process a key_share
273 $proxy->clear();
274 $direction = CLIENT_TO_SERVER;
275 $testtype = NO_ACCEPTABLE_KEY_SHARES;
276 $proxy->serverflags("-no_tls1_3");
277 $proxy->start();
278 ok(TLSProxy::Message->success(), "Ignore key_share for TLS<=1.2 server");
279}
280
281#Test 22: The server sending an HRR but not requesting a new key_share should
282# fail
283$proxy->clear();
284$direction = SERVER_TO_CLIENT;
285$testtype = NO_KEY_SHARES_IN_HRR;
286if (disabled("ec")) {
287 $proxy->serverflags("-groups ffdhe2048");
288} else {
289 $proxy->serverflags("-groups X25519");
290}
291$proxy->start();
292ok(TLSProxy::Message->fail(), "Server sends HRR with no key_shares");
293
294SKIP: {
295 skip "No EC support in this OpenSSL build", 1 if disabled("ec");
296 #Test 23: Trailing data on key_share in ServerHello should fail
297 $proxy->clear();
298 $direction = CLIENT_TO_SERVER;
299 $proxy->clientflags("-groups secp192r1:P-256:X25519");
300 $proxy->ciphers("AES128-SHA:\@SECLEVEL=0");
301 $testtype = NON_TLS1_3_KEY_SHARE;
302 $proxy->start();
303 my $ishrr = defined ${$proxy->message_list}[2]
304 &&(${$proxy->message_list}[0]->mt == TLSProxy::Message::MT_CLIENT_HELLO)
305 && (${$proxy->message_list}[2]->mt == TLSProxy::Message::MT_CLIENT_HELLO);
306 ok(TLSProxy::Message->success() && $ishrr,
307 "Client sends a key_share for a Non TLSv1.3 group");
308}
309
310sub modify_key_shares_filter
311{
312 my $proxy = shift;
313
314 # We're only interested in the initial ClientHello/SererHello/HRR
315 if (($direction == CLIENT_TO_SERVER && $proxy->flight != 0
316 && ($proxy->flight != 1 || $testtype != NO_KEY_SHARES_IN_HRR))
317 || ($direction == SERVER_TO_CLIENT && $proxy->flight != 1)) {
318 return;
319 }
320
321 foreach my $message (@{$proxy->message_list}) {
322 if ($message->mt == TLSProxy::Message::MT_CLIENT_HELLO
323 && $direction == CLIENT_TO_SERVER) {
324 my $ext;
325 my $suppgroups;
326
327 if ($testtype != NON_TLS1_3_KEY_SHARE) {
328 #Setup supported groups to include some unrecognised groups
329 $suppgroups = pack "C8",
330 0x00, 0x06, #List Length
331 0xff, 0xfe, #Non existing group 1
332 0xff, 0xff, #Non existing group 2
333 0x00, 0x1d; #x25519
334 } else {
335 $suppgroups = pack "C6",
336 0x00, 0x04, #List Length
337 0x00, 0x13,
338 0x00, 0x1d; #x25519
339 }
340
341 if ($testtype == EMPTY_EXTENSION) {
342 $ext = pack "C2",
343 0x00, 0x00;
344 } elsif ($testtype == NO_ACCEPTABLE_KEY_SHARES) {
345 $ext = pack "C12",
346 0x00, 0x0a, #List Length
347 0xff, 0xfe, #Non existing group 1
348 0x00, 0x01, 0xff, #key_exchange data
349 0xff, 0xff, #Non existing group 2
350 0x00, 0x01, 0xff; #key_exchange data
351 } elsif ($testtype == ACCEPTABLE_AT_END) {
352 $ext = pack "C11H64",
353 0x00, 0x29, #List Length
354 0xff, 0xfe, #Non existing group 1
355 0x00, 0x01, 0xff, #key_exchange data
356 0x00, 0x1d, #x25519
357 0x00, 0x20, #key_exchange data length
358 "155155B95269ED5C87EAA99C2EF5A593".
359 "EDF83495E80380089F831B94D14B1421"; #key_exchange data
360 } elsif ($testtype == NOT_IN_SUPPORTED_GROUPS) {
361 $suppgroups = pack "C4",
362 0x00, 0x02, #List Length
363 0x00, 0xfe; #Non existing group 1
364 } elsif ($testtype == GROUP_ID_TOO_SHORT) {
365 $ext = pack "C6H64C1",
366 0x00, 0x25, #List Length
367 0x00, 0x1d, #x25519
368 0x00, 0x20, #key_exchange data length
369 "155155B95269ED5C87EAA99C2EF5A593".
370 "EDF83495E80380089F831B94D14B1421"; #key_exchange data
371 0x00; #Group id too short
372 } elsif ($testtype == KEX_LEN_MISMATCH) {
373 $ext = pack "C8",
374 0x00, 0x06, #List Length
375 0x00, 0x1d, #x25519
376 0x00, 0x20, #key_exchange data length
377 0x15, 0x51; #Only two bytes of data, but length should be 32
378 } elsif ($testtype == ZERO_LEN_KEX_DATA) {
379 $ext = pack "C10H64",
380 0x00, 0x28, #List Length
381 0xff, 0xfe, #Non existing group 1
382 0x00, 0x00, #zero length key_exchange data is invalid
383 0x00, 0x1d, #x25519
384 0x00, 0x20, #key_exchange data length
385 "155155B95269ED5C87EAA99C2EF5A593".
386 "EDF83495E80380089F831B94D14B1421"; #key_exchange data
387 } elsif ($testtype == TRAILING_DATA) {
388 $ext = pack "C6H64C1",
389 0x00, 0x24, #List Length
390 0x00, 0x1d, #x25519
391 0x00, 0x20, #key_exchange data length
392 "155155B95269ED5C87EAA99C2EF5A593".
393 "EDF83495E80380089F831B94D14B1421", #key_exchange data
394 0x00; #Trailing garbage
395 } elsif ($testtype == NO_KEY_SHARES_IN_HRR) {
396 #We trick the server into thinking we sent a P-256 key_share -
397 #but the client actually sent X25519
398 $ext = pack "C7",
399 0x00, 0x05, #List Length
400 0x00, 0x17, #P-256
401 0x00, 0x01, #key_exchange data length
402 0xff; #Dummy key_share data
403 } elsif ($testtype == NON_TLS1_3_KEY_SHARE) {
404 $ext = pack "C6H98",
405 0x00, 0x35, #List Length
406 0x00, 0x13, #P-192
407 0x00, 0x31, #key_exchange data length
408 "04EE3B38D1CB800A1A2B702FC8423599F2AC7161E175C865F8".
409 "3DAF78BCBAE561464E8144359BE70CB7989D28A2F43F8F2C"; #key_exchange data
410 }
411
412 if ($testtype != EMPTY_EXTENSION
413 && $testtype != NO_KEY_SHARES_IN_HRR) {
414 $message->set_extension(
415 TLSProxy::Message::EXT_SUPPORTED_GROUPS, $suppgroups);
416 }
417 if ($testtype == MISSING_EXTENSION) {
418 $message->delete_extension(
419 TLSProxy::Message::EXT_KEY_SHARE);
420 } elsif ($testtype != NOT_IN_SUPPORTED_GROUPS) {
421 $message->set_extension(
422 TLSProxy::Message::EXT_KEY_SHARE, $ext);
423 }
424
425 $message->repack();
426 } elsif ($message->mt == TLSProxy::Message::MT_SERVER_HELLO
427 && $direction == SERVER_TO_CLIENT) {
428 my $ext;
429 my $key_share =
430 $message->extension_data->{TLSProxy::Message::EXT_KEY_SHARE};
431 $selectedgroupid = unpack("n", $key_share);
432
433 if ($testtype == LOOK_ONLY) {
434 return;
435 }
436 if ($testtype == NO_KEY_SHARES_IN_HRR) {
437 $message->delete_extension(TLSProxy::Message::EXT_KEY_SHARE);
438 $message->set_extension(TLSProxy::Message::EXT_UNKNOWN, "");
439 $message->repack();
440 return;
441 }
442 if ($testtype == SELECT_X25519) {
443 $ext = pack "C4H64",
444 0x00, 0x1d, #x25519
445 0x00, 0x20, #key_exchange data length
446 "155155B95269ED5C87EAA99C2EF5A593".
447 "EDF83495E80380089F831B94D14B1421"; #key_exchange data
448 } elsif ($testtype == GROUP_ID_TOO_SHORT) {
449 $ext = pack "C1",
450 0x00;
451 } elsif ($testtype == KEX_LEN_MISMATCH) {
452 $ext = pack "C6",
453 0x00, 0x1d, #x25519
454 0x00, 0x20, #key_exchange data length
455 0x15, 0x51; #Only two bytes of data, but length should be 32
456 } elsif ($testtype == ZERO_LEN_KEX_DATA) {
457 $ext = pack "C4",
458 0x00, 0x1d, #x25519
459 0x00, 0x00, #zero length key_exchange data is invalid
460 } elsif ($testtype == TRAILING_DATA) {
461 $ext = pack "C4H64C1",
462 0x00, 0x1d, #x25519
463 0x00, 0x20, #key_exchange data length
464 "155155B95269ED5C87EAA99C2EF5A593".
465 "EDF83495E80380089F831B94D14B1421", #key_exchange data
466 0x00; #Trailing garbage
467 }
468 $message->set_extension(TLSProxy::Message::EXT_KEY_SHARE, $ext);
469
470 $message->repack();
471 }
472 }
473}
474
475
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