2 # Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
4 # Licensed under the OpenSSL license (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
10 use OpenSSL::Test qw/:DEFAULT cmdstr srctop_file bldtop_dir/;
11 use OpenSSL::Test::Utils;
14 my $test_name = "test_sslrecords";
17 plan skip_all => "TLSProxy isn't usable on $^O"
18 if $^O =~ /^(VMS|MSWin32)$/;
20 plan skip_all => "$test_name needs the dynamic engine feature enabled"
21 if disabled("engine") || disabled("dynamic-engine");
23 plan skip_all => "$test_name needs the sock feature enabled"
26 plan skip_all => "$test_name needs TLSv1.2 enabled"
27 if disabled("tls1_2");
29 $ENV{OPENSSL_ia32cap} = '~0x200000200000000';
30 my $proxy = TLSProxy::Proxy->new(
31 \&add_empty_recs_filter,
32 cmdstr(app(["openssl"]), display => 1),
33 srctop_file("apps", "server.pem"),
34 (!$ENV{HARNESS_ACTIVE} || $ENV{HARNESS_VERBOSE})
37 #Test 1: Injecting out of context empty records should fail
38 my $content_type = TLSProxy::Record::RT_APPLICATION_DATA;
39 my $inject_recs_num = 1;
40 $proxy->start() or plan skip_all => "Unable to start up Proxy for tests";
42 ok(TLSProxy::Message->fail(), "Out of context empty records test");
44 #Test 2: Injecting in context empty records should succeed
46 $content_type = TLSProxy::Record::RT_HANDSHAKE;
48 ok(TLSProxy::Message->success(), "In context empty records test");
50 #Test 3: Injecting too many in context empty records should fail
52 #We allow 32 consecutive in context empty records
53 $inject_recs_num = 33;
55 ok(TLSProxy::Message->fail(), "Too many in context empty records test");
57 #Test 4: Injecting a fragmented fatal alert should fail. We actually expect no
58 # alerts to be sent from either side because *we* injected the fatal
59 # alert, i.e. this will look like a disorderly close
61 $proxy->filter(\&add_frag_alert_filter);
63 ok(!TLSProxy::Message->end(), "Fragmented alert records test");
65 #Run some SSLv2 ClientHello tests
68 TLSV1_2_IN_SSLV2 => 0,
70 FRAGMENTED_IN_TLSV1_2 => 2,
71 FRAGMENTED_IN_SSLV2 => 3,
72 ALERT_BEFORE_SSLV2 => 4
74 #Test 5: Inject an SSLv2 style record format for a TLSv1.2 ClientHello
75 #my $sslv2testtype = TLSV1_2_IN_SSLV2;
76 my $sslv2testtype = TLSV1_2_IN_SSLV2;
78 $proxy->filter(\&add_sslv2_filter);
80 ok(TLSProxy::Message->success(), "TLSv1.2 in SSLv2 ClientHello test");
82 #Test 6: Inject an SSLv2 style record format for an SSLv2 ClientHello. We don't
83 # support this so it should fail. We actually treat it as an unknown
84 # protocol so we don't even send an alert in this case.
85 $sslv2testtype = SSLV2_IN_SSLV2;
88 ok(!TLSProxy::Message->end(), "SSLv2 in SSLv2 ClientHello test");
90 #Test 7: Sanity check ClientHello fragmentation. This isn't really an SSLv2 test
91 # at all, but it gives us confidence that Test 8 fails for the right
93 $sslv2testtype = FRAGMENTED_IN_TLSV1_2;
96 ok(TLSProxy::Message->success(), "Fragmented ClientHello in TLSv1.2 test");
98 #Test 8: Fragment a TLSv1.2 ClientHello across a TLS1.2 record; an SSLv2
99 # record; and another TLS1.2 record. This isn't allowed so should fail
100 $sslv2testtype = FRAGMENTED_IN_SSLV2;
103 ok(TLSProxy::Message->fail(), "Fragmented ClientHello in TLSv1.2/SSLv2 test");
105 #Test 9: Send a TLS warning alert before an SSLv2 ClientHello. This should
106 # fail because an SSLv2 ClientHello must be the first record.
107 $sslv2testtype = ALERT_BEFORE_SSLV2;
110 ok(TLSProxy::Message->fail(), "Alert before SSLv2 ClientHello test");
111 sub add_empty_recs_filter
115 # We're only interested in the initial ClientHello
116 if ($proxy->flight != 0) {
120 for (my $i = 0; $i < $inject_recs_num; $i++) {
121 my $record = TLSProxy::Record->new(
124 TLSProxy::Record::VERS_TLS_1_2,
133 push @{$proxy->record_list}, $record;
137 sub add_frag_alert_filter
142 # We're only interested in the initial ClientHello
143 if ($proxy->flight != 0) {
147 # Add a zero length fragment first
148 #my $record = TLSProxy::Record->new(
150 # TLSProxy::Record::RT_ALERT,
151 # TLSProxy::Record::VERS_TLS_1_2,
158 #push @{$proxy->record_list}, $record;
160 # Now add the alert level (Fatal) as a separate record
161 $byte = pack('C', TLSProxy::Message::AL_LEVEL_FATAL);
162 my $record = TLSProxy::Record->new(
164 TLSProxy::Record::RT_ALERT,
165 TLSProxy::Record::VERS_TLS_1_2,
173 push @{$proxy->record_list}, $record;
175 # And finally the description (Unexpected message) in a third record
176 $byte = pack('C', TLSProxy::Message::AL_DESC_UNEXPECTED_MESSAGE);
177 $record = TLSProxy::Record->new(
179 TLSProxy::Record::RT_ALERT,
180 TLSProxy::Record::VERS_TLS_1_2,
188 push @{$proxy->record_list}, $record;
197 # We're only interested in the initial ClientHello
198 if ($proxy->flight != 0) {
202 # Ditch the real ClientHello - we're going to replace it with our own
203 shift @{$proxy->record_list};
205 if ($sslv2testtype == ALERT_BEFORE_SSLV2) {
206 my $alert = pack('CC', TLSProxy::Message::AL_LEVEL_FATAL,
207 TLSProxy::Message::AL_DESC_NO_RENEGOTIATION);
208 my $alertlen = length $alert;
209 $record = TLSProxy::Record->new(
211 TLSProxy::Record::RT_ALERT,
212 TLSProxy::Record::VERS_TLS_1_2,
221 push @{$proxy->record_list}, $record;
224 if ($sslv2testtype == ALERT_BEFORE_SSLV2
225 || $sslv2testtype == TLSV1_2_IN_SSLV2
226 || $sslv2testtype == SSLV2_IN_SSLV2) {
227 # This is an SSLv2 format ClientHello
232 0x00, 0x03, # Ciphersuites len
233 0x00, 0x00, # Session id len
234 0x00, 0x20, # Challenge len
235 0x00, 0x00, 0x2f, #AES128-SHA
236 0x01, 0x18, 0x9F, 0x76, 0xEC, 0x57, 0xCE, 0xE5, 0xB3, 0xAB, 0x79, 0x90,
237 0xAD, 0xAC, 0x6E, 0xD1, 0x58, 0x35, 0x03, 0x97, 0x16, 0x10, 0x82, 0x56,
238 0xD8, 0x55, 0xFF, 0xE1, 0x8A, 0xA3, 0x2E, 0xF6; # Challenge
240 if ($sslv2testtype == SSLV2_IN_SSLV2) {
241 # Set the version to "real" SSLv2
242 vec($clienthello, 1, 8) = 0x00;
243 vec($clienthello, 2, 8) = 0x02;
246 my $chlen = length $clienthello;
248 $record = TLSProxy::Record->new(
250 TLSProxy::Record::RT_HANDSHAKE,
251 TLSProxy::Record::VERS_TLS_1_2,
260 push @{$proxy->record_list}, $record;
262 # For this test we're using a real TLS ClientHello
266 0x00, 0x00, 0x2D, # Message length
267 0x03, 0x03, # TLSv1.2
268 0x01, 0x18, 0x9F, 0x76, 0xEC, 0x57, 0xCE, 0xE5, 0xB3, 0xAB, 0x79, 0x90,
269 0xAD, 0xAC, 0x6E, 0xD1, 0x58, 0x35, 0x03, 0x97, 0x16, 0x10, 0x82, 0x56,
270 0xD8, 0x55, 0xFF, 0xE1, 0x8A, 0xA3, 0x2E, 0xF6, # Random
271 0x00, # Session id len
272 0x00, 0x04, # Ciphersuites len
273 0x00, 0x2f, # AES128-SHA
274 0x00, 0xff, # Empty reneg info SCSV
275 0x01, # Compression methods len
276 0x00, # Null compression
277 0x00, 0x00; # Extensions len
279 # Split this into 3: A TLS record; a SSLv2 record and a TLS record.
280 # We deliberately split the second record prior to the Challenge/Random
281 # and set the first byte of the random to 1. This makes the second SSLv2
282 # record look like an SSLv2 ClientHello
283 my $frag1 = substr $clienthello, 0, 6;
284 my $frag2 = substr $clienthello, 6, 32;
285 my $frag3 = substr $clienthello, 38;
287 my $fraglen = length $frag1;
288 $record = TLSProxy::Record->new(
290 TLSProxy::Record::RT_HANDSHAKE,
291 TLSProxy::Record::VERS_TLS_1_2,
299 push @{$proxy->record_list}, $record;
301 $fraglen = length $frag2;
303 if ($sslv2testtype == FRAGMENTED_IN_SSLV2) {
308 $record = TLSProxy::Record->new(
310 TLSProxy::Record::RT_HANDSHAKE,
311 TLSProxy::Record::VERS_TLS_1_2,
319 push @{$proxy->record_list}, $record;
321 $fraglen = length $frag3;
322 $record = TLSProxy::Record->new(
324 TLSProxy::Record::RT_HANDSHAKE,
325 TLSProxy::Record::VERS_TLS_1_2,
333 push @{$proxy->record_list}, $record;