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
|
#!/usr/bin/perl
# Written by Stephen Henson for the OpenSSL project.
# ====================================================================
# Copyright (c) 1998-2015 The OpenSSL Project. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
#
# 3. All advertising materials mentioning features or use of this
# software must display the following acknowledgment:
# "This product includes software developed by the OpenSSL Project
# for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
#
# 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
# endorse or promote products derived from this software without
# prior written permission. For written permission, please contact
# openssl-core@openssl.org.
#
# 5. Products derived from this software may not be called "OpenSSL"
# nor may "OpenSSL" appear in their names without prior written
# permission of the OpenSSL Project.
#
# 6. Redistributions of any form whatsoever must retain the following
# acknowledgment:
# "This product includes software developed by the OpenSSL Project
# for use in the OpenSSL Toolkit (http://www.openssl.org/)"
#
# THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
# EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
# ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
# OF THE POSSIBILITY OF SUCH DAMAGE.
# ====================================================================
#
# This product includes cryptographic software written by Eric Young
# (eay@cryptsoft.com). This product includes software written by Tim
# Hudson (tjh@cryptsoft.com).
use strict;
use OpenSSL::Test qw/:DEFAULT cmdstr top_file top_dir/;
use TLSProxy::Proxy;
use File::Temp qw(tempfile);
my $test_name = "test_tlsextms";
setup($test_name);
plan skip_all => "TLSProxy isn't usable on $^O"
if $^O =~ /^VMS$/;
plan skip_all => "$test_name can only be performed with OpenSSL configured shared"
unless (map { s/\R//; s/^SHARED_LIBS=\s*//; $_ }
grep { /^SHARED_LIBS=/ }
do { local @ARGV = ( top_file("Makefile") ); <> })[0] ne "";
$ENV{OPENSSL_ENGINES} = top_dir("engines");
$ENV{OPENSSL_ia32cap} = '~0x200000200000000';
sub checkmessages($$$$$);
sub setrmextms($$);
sub clearall();
my $crmextms = 0;
my $srmextms = 0;
my $cextms = 0;
my $sextms = 0;
my $fullhand = 0;
my $proxy = TLSProxy::Proxy->new(
\&extms_filter,
cmdstr(app(["openssl"])),
top_file("apps", "server.pem"),
1
);
plan tests => 9;
#Test 1: By default server and client should send extended master secret
# extension.
#Expected result: ClientHello extension seen; ServerHello extension seen
# Full handshake
setrmextms(0, 0);
$proxy->start();
checkmessages(1, "Default extended master secret test", 1, 1, 1);
#Test 2: If client omits extended master secret extension, server should too.
#Expected result: ClientHello extension not seen; ServerHello extension not seen
# Full handshake
clearall();
setrmextms(1, 0);
$proxy->start();
checkmessages(2, "No client extension extended master secret test", 0, 0, 1);
# Test 3: same as 1 but with session tickets disabled.
# Expected result: same as test 1.
clearall();
$proxy->clientflags("-no_ticket");
setrmextms(0, 0);
$proxy->start();
checkmessages(3, "No ticket extended master secret test", 1, 1, 1);
# Test 4: same as 2 but with session tickets disabled.
# Expected result: same as test 2.
clearall();
$proxy->clientflags("-no_ticket");
setrmextms(1, 0);
$proxy->start();
checkmessages(2, "No ticket, no client extension extended master secret test", 0, 0, 1);
#Test 5: Session resumption extended master secret test
#
#Expected result: ClientHello extension seen; ServerHello extension seen
# Abbreviated handshake
clearall();
setrmextms(0, 0);
(my $fh, my $session) = tempfile();
$proxy->serverconnects(2);
$proxy->clientflags("-sess_out ".$session);
$proxy->start();
$proxy->clear();
$proxy->clientflags("-sess_in ".$session);
$proxy->clientstart();
checkmessages(5, "Session resumption extended master secret test", 1, 1, 0);
#Test 6: Session resumption extended master secret test orginial session
# omits extension. Server must not resume session.
#Expected result: ClientHello extension seen; ServerHello extension seen
# Full handshake
clearall();
setrmextms(1, 0);
($fh, $session) = tempfile();
$proxy->serverconnects(2);
$proxy->clientflags("-sess_out ".$session);
$proxy->start();
$proxy->clear();
$proxy->clientflags("-sess_in ".$session);
setrmextms(0, 0);
$proxy->clientstart();
checkmessages(6, "Session resumption extended master secret test", 1, 1, 1);
#Test 7: Session resumption extended master secret test resumed session
# omits client extension. Server must abort connection.
#Expected result: aborted connection.
clearall();
setrmextms(0, 0);
($fh, $session) = tempfile();
$proxy->serverconnects(2);
$proxy->clientflags("-sess_out ".$session);
$proxy->start();
$proxy->clear();
$proxy->clientflags("-sess_in ".$session);
setrmextms(1, 0);
$proxy->clientstart();
ok(TLSProxy::Message->fail(), "Client inconsistent session resupmption");
#Test 8: Session resumption extended master secret test resumed session
# omits server extension. Client must abort connection.
#Expected result: aborted connection.
clearall();
setrmextms(0, 0);
($fh, $session) = tempfile();
$proxy->serverconnects(2);
$proxy->clientflags("-sess_out ".$session);
$proxy->start();
$proxy->clear();
$proxy->clientflags("-sess_in ".$session);
setrmextms(0, 1);
$proxy->clientstart();
ok(TLSProxy::Message->fail(), "Server inconsistent session resumption 1");
#Test 9: Session resumption extended master secret test initial session
# omits server extension. Client must abort connection.
#Expected result: aborted connection.
clearall();
setrmextms(0, 1);
($fh, $session) = tempfile();
$proxy->serverconnects(2);
$proxy->clientflags("-sess_out ".$session);
$proxy->start();
$proxy->clear();
$proxy->clientflags("-sess_in ".$session);
setrmextms(0, 0);
$proxy->clientstart();
ok(TLSProxy::Message->fail(), "Server inconsistent session resumption 2");
sub extms_filter
{
my $proxy = shift;
foreach my $message (@{$proxy->message_list}) {
if ($crmextms && $message->mt == TLSProxy::Message::MT_CLIENT_HELLO) {
$message->delete_extension(TLSProxy::ClientHello::EXT_EXTENDED_MASTER_SECRET);
$message->repack();
}
if ($srmextms && $message->mt == TLSProxy::Message::MT_SERVER_HELLO) {
$message->delete_extension(TLSProxy::ClientHello::EXT_EXTENDED_MASTER_SECRET);
$message->repack();
}
}
}
sub checkmessages($$$$$)
{
my ($testno, $testname, $testcextms, $testsextms, $testhand) = @_;
subtest $testname => sub {
foreach my $message (@{$proxy->message_list}) {
if ($message->mt == TLSProxy::Message::MT_CLIENT_HELLO
|| $message->mt == TLSProxy::Message::MT_SERVER_HELLO) {
#Get the extensions data
my %extensions = %{$message->extension_data};
if (defined
$extensions{TLSProxy::ClientHello::EXT_EXTENDED_MASTER_SECRET}) {
if ($message->mt == TLSProxy::Message::MT_CLIENT_HELLO) {
$cextms = 1;
} else {
$sextms = 1;
}
}
} elsif ($message->mt == TLSProxy::Message::MT_CLIENT_KEY_EXCHANGE) {
#Must be doing a full handshake
$fullhand = 1;
}
}
plan tests => 4;
ok(TLSProxy::Message->success, "Handshake");
ok($testcextms == $cextms,
"ClientHello extension extended master secret check");
ok($testsextms == $sextms,
"ServerHello extension extended master secret check");
ok($testhand == $fullhand,
"Extended master secret full handshake check");
}
}
sub setrmextms($$)
{
($crmextms, $srmextms) = @_;
}
sub clearall()
{
$cextms = 0;
$sextms = 0;
$fullhand = 0;
$proxy->clear();
}
|