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[thirdparty/openssl.git] / test / recipes / 70-test_sslversions.t
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203b1cdf 1#! /usr/bin/env perl
6738bf14 2# Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved.
203b1cdf 3#
909f1a2e 4# Licensed under the Apache License 2.0 (the "License"). You may not use
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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 REVERSE_ORDER_VERSIONS => 1,
17 UNRECOGNISED_VERSIONS => 2,
18 NO_EXTENSION => 3,
19 EMPTY_EXTENSION => 4,
54682aa3 20 TLS1_1_AND_1_0_ONLY => 5,
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21 WITH_TLS1_4 => 6,
22 BAD_LEGACY_VERSION => 7
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23};
24
25my $testtype;
26
27my $test_name = "test_sslversions";
28setup($test_name);
29
30plan skip_all => "TLSProxy isn't usable on $^O"
c5856878 31 if $^O =~ /^(VMS)$/;
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32
33plan skip_all => "$test_name needs the dynamic engine feature enabled"
34 if disabled("engine") || disabled("dynamic-engine");
35
36plan skip_all => "$test_name needs the sock feature enabled"
37 if disabled("sock");
38
39plan skip_all => "$test_name needs TLS1.3, TLS1.2 and TLS1.1 enabled"
40 if disabled("tls1_3") || disabled("tls1_2") || disabled("tls1_1");
41
42$ENV{OPENSSL_ia32cap} = '~0x200000200000000';
43
44my $proxy = TLSProxy::Proxy->new(
45 undef,
46 cmdstr(app(["openssl"]), display => 1),
47 srctop_file("apps", "server.pem"),
48 (!$ENV{HARNESS_ACTIVE} || $ENV{HARNESS_VERBOSE})
49);
50
51#We're just testing various negative and unusual scenarios here. ssltest with
52#02-protocol-version.conf should check all the various combinations of normal
53#version neg
54
55#Test 1: An empty supported_versions extension should not succeed
56$testtype = EMPTY_EXTENSION;
57$proxy->filter(\&modify_supported_versions_filter);
58$proxy->start() or plan skip_all => "Unable to start up Proxy for tests";
d8434cf8 59plan tests => 8;
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60ok(TLSProxy::Message->fail(), "Empty supported versions");
61
62#Test 2: supported_versions extension with no recognised versions should not
63#succeed
64$proxy->clear();
65$testtype = UNRECOGNISED_VERSIONS;
66$proxy->start();
67ok(TLSProxy::Message->fail(), "No recognised versions");
68
69#Test 3: No supported versions extensions should succeed and select TLSv1.2
70$proxy->clear();
71$testtype = NO_EXTENSION;
72$proxy->start();
73my $record = pop @{$proxy->record_list};
74ok(TLSProxy::Message->success()
75 && $record->version() == TLSProxy::Record::VERS_TLS_1_2,
76 "No supported versions extension");
77
78#Test 4: No supported versions extensions should fail if only TLS1.3 available
79$proxy->clear();
80$proxy->serverflags("-tls1_3");
81$proxy->start();
82ok(TLSProxy::Message->fail(), "No supported versions extension (only TLS1.3)");
83
84#Test 5: supported versions extension with best version last should succeed
85#and select TLSv1.3
86$proxy->clear();
87$testtype = REVERSE_ORDER_VERSIONS;
88$proxy->start();
89$record = pop @{$proxy->record_list};
90ok(TLSProxy::Message->success()
2d729db2 91 && $record->version() == TLSProxy::Record::VERS_TLS_1_2
16abbd11 92 && TLSProxy::Proxy->is_tls13(),
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93 "Reverse order versions");
94
95#Test 6: no TLSv1.3 or TLSv1.2 version in supported versions extension, but
96#TLSv1.1 and TLSv1.0 are present. Should just use TLSv1.1 and succeed
97$proxy->clear();
54682aa3 98$testtype = TLS1_1_AND_1_0_ONLY;
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99$proxy->start();
100$record = pop @{$proxy->record_list};
101ok(TLSProxy::Message->success()
102 && $record->version() == TLSProxy::Record::VERS_TLS_1_1,
54682aa3 103 "TLS1.1 and TLS1.0 in supported versions extension only");
203b1cdf 104
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105#Test 7: TLS1.4 and TLS1.3 in supported versions. Should succeed and use TLS1.3
106$proxy->clear();
107$testtype = WITH_TLS1_4;
108$proxy->start();
109$record = pop @{$proxy->record_list};
110ok(TLSProxy::Message->success()
2d729db2 111 && $record->version() == TLSProxy::Record::VERS_TLS_1_2
16abbd11 112 && TLSProxy::Proxy->is_tls13(),
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113 "TLS1.4 in supported versions extension");
114
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115#Test 8: Set the legacy version to SSLv3 with supported versions. Should fail
116$proxy->clear();
117$testtype = BAD_LEGACY_VERSION;
118$proxy->start();
119ok(TLSProxy::Message->fail(), "Legacy version is SSLv3 with supported versions");
120
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121sub modify_supported_versions_filter
122{
123 my $proxy = shift;
124
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125 if ($proxy->flight == 1) {
126 # Change the ServerRandom so that the downgrade sentinel doesn't cause
127 # the connection to fail
128 my $message = ${$proxy->message_list}[1];
129 return if (!defined $message);
130
131 $message->random("\0"x32);
132 $message->repack();
133 return;
134 }
135
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136 # We're only interested in the initial ClientHello
137 if ($proxy->flight != 0) {
138 return;
139 }
140
141 foreach my $message (@{$proxy->message_list}) {
142 if ($message->mt == TLSProxy::Message::MT_CLIENT_HELLO) {
143 my $ext;
144 if ($testtype == REVERSE_ORDER_VERSIONS) {
145 $ext = pack "C5",
146 0x04, # Length
147 0x03, 0x03, #TLSv1.2
35e742ec 148 0x03, 0x04; #TLSv1.3
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149 } elsif ($testtype == UNRECOGNISED_VERSIONS) {
150 $ext = pack "C5",
151 0x04, # Length
152 0x04, 0x04, #Some unrecognised version
153 0x04, 0x03; #Another unrecognised version
54682aa3 154 } elsif ($testtype == TLS1_1_AND_1_0_ONLY) {
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155 $ext = pack "C5",
156 0x04, # Length
157 0x03, 0x02, #TLSv1.1
158 0x03, 0x01; #TLSv1.0
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159 } elsif ($testtype == WITH_TLS1_4) {
160 $ext = pack "C5",
161 0x04, # Length
86ed2e1c 162 0x03, 0x05, #TLSv1.4
35e742ec 163 0x03, 0x04; #TLSv1.3
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164 }
165 if ($testtype == REVERSE_ORDER_VERSIONS
166 || $testtype == UNRECOGNISED_VERSIONS
54682aa3 167 || $testtype == TLS1_1_AND_1_0_ONLY
17d01b42 168 || $testtype == WITH_TLS1_4) {
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169 $message->set_extension(
170 TLSProxy::Message::EXT_SUPPORTED_VERSIONS, $ext);
171 } elsif ($testtype == EMPTY_EXTENSION) {
172 $message->set_extension(
173 TLSProxy::Message::EXT_SUPPORTED_VERSIONS, "");
d8434cf8 174 } elsif ($testtype == NO_EXTENSION) {
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175 $message->delete_extension(
176 TLSProxy::Message::EXT_SUPPORTED_VERSIONS);
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177 } else {
178 # BAD_LEGACY_VERSION
179 $message->client_version(TLSProxy::Record::VERS_SSL_3_0);
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180 }
181
182 $message->repack();
183 }
184 }
185}