2 # Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved.
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
10 use OpenSSL::Test qw/:DEFAULT cmdstr srctop_file bldtop_dir/;
11 use OpenSSL::Test::Utils;
13 use File::Temp qw(tempfile);
15 my $test_name = "test_tlsextms";
18 plan skip_all => "TLSProxy isn't usable on $^O"
21 plan skip_all => "$test_name needs the dynamic engine feature enabled"
22 if disabled("engine") || disabled("dynamic-engine");
24 plan skip_all => "$test_name needs the sock feature enabled"
27 plan skip_all => "$test_name needs TLSv1.0, TLSv1.1 or TLSv1.2 enabled"
28 if disabled("tls1") && disabled("tls1_1") && disabled("tls1_2");
30 $ENV{OPENSSL_ia32cap} = '~0x200000200000000';
32 sub checkmessages($$$$$);
42 my $proxy = TLSProxy::Proxy->new(
44 cmdstr(app(["openssl"]), display => 1),
45 srctop_file("apps", "server.pem"),
46 (!$ENV{HARNESS_ACTIVE} || $ENV{HARNESS_VERBOSE})
49 #Note that EXTMS is only relevant for <TLS1.3
51 #Test 1: By default server and client should send extended master secret
53 #Expected result: ClientHello extension seen; ServerHello extension seen
57 $proxy->clientflags("-no_tls1_3");
58 $proxy->start() or plan skip_all => "Unable to start up Proxy for tests";
60 $numtests++ if (!disabled("tls1_3"));
61 plan tests => $numtests;
62 checkmessages(1, "Default extended master secret test", 1, 1, 1);
64 #Test 2: If client omits extended master secret extension, server should too.
65 #Expected result: ClientHello extension not seen; ServerHello extension not seen
70 $proxy->clientflags("-no_tls1_3");
72 checkmessages(2, "No client extension extended master secret test", 0, 0, 1);
74 # Test 3: same as 1 but with session tickets disabled.
75 # Expected result: same as test 1.
78 $proxy->clientflags("-no_ticket -no_tls1_3");
81 checkmessages(3, "No ticket extended master secret test", 1, 1, 1);
83 # Test 4: same as 2 but with session tickets disabled.
84 # Expected result: same as test 2.
87 $proxy->clientflags("-no_ticket -no_tls1_3");
90 checkmessages(4, "No ticket, no client extension extended master secret test", 0, 0, 1);
92 #Test 5: Session resumption extended master secret test
94 #Expected result: ClientHello extension seen; ServerHello extension seen
95 # Abbreviated handshake
99 (undef, my $session) = tempfile();
100 $proxy->serverconnects(2);
101 $proxy->clientflags("-no_tls1_3 -sess_out ".$session);
103 $proxy->clearClient();
104 $proxy->clientflags("-no_tls1_3 -sess_in ".$session);
105 $proxy->clientstart();
106 checkmessages(5, "Session resumption extended master secret test", 1, 1, 0);
109 #Test 6: Session resumption extended master secret test original session
110 # omits extension. Server must not resume session.
111 #Expected result: ClientHello extension seen; ServerHello extension seen
116 (undef, $session) = tempfile();
117 $proxy->serverconnects(2);
118 $proxy->clientflags("-no_tls1_3 -sess_out ".$session);
120 $proxy->clearClient();
121 $proxy->clientflags("-no_tls1_3 -sess_in ".$session);
123 $proxy->clientstart();
124 checkmessages(6, "Session resumption extended master secret test", 1, 1, 1);
127 #Test 7: Session resumption extended master secret test resumed session
128 # omits client extension. Server must abort connection.
129 #Expected result: aborted connection.
133 (undef, $session) = tempfile();
134 $proxy->serverconnects(2);
135 $proxy->clientflags("-no_tls1_3 -sess_out ".$session);
137 $proxy->clearClient();
138 $proxy->clientflags("-no_tls1_3 -sess_in ".$session);
140 $proxy->clientstart();
141 ok(TLSProxy::Message->fail(), "Client inconsistent session resumption");
144 #Test 8: Session resumption extended master secret test resumed session
145 # omits server extension. Client must abort connection.
146 #Expected result: aborted connection.
150 (undef, $session) = tempfile();
151 $proxy->serverconnects(2);
152 $proxy->clientflags("-no_tls1_3 -sess_out ".$session);
154 $proxy->clearClient();
155 $proxy->clientflags("-no_tls1_3 -sess_in ".$session);
157 $proxy->clientstart();
158 ok(TLSProxy::Message->fail(), "Server inconsistent session resumption 1");
161 #Test 9: Session resumption extended master secret test initial session
162 # omits server extension. Client must abort connection.
163 #Expected result: aborted connection.
167 (undef, $session) = tempfile();
168 $proxy->serverconnects(2);
169 $proxy->clientflags("-no_tls1_3 -sess_out ".$session);
171 $proxy->clearClient();
172 $proxy->clientflags("-no_tls1_3 -sess_in ".$session);
174 $proxy->clientstart();
175 ok(TLSProxy::Message->fail(), "Server inconsistent session resumption 2");
178 #Test 10: In TLS1.3 we should not negotiate extended master secret
179 #Expected result: ClientHello extension seen; ServerHello extension not seen
180 # TLS1.3 handshake (will appear as abbreviated handshake
181 # because of no CKE message)
182 if (!disabled("tls1_3")) {
186 checkmessages(10, "TLS1.3 extended master secret test", 1, 0, 0);
194 foreach my $message (@{$proxy->message_list}) {
195 if ($crmextms && $message->mt == TLSProxy::Message::MT_CLIENT_HELLO) {
196 $message->delete_extension(TLSProxy::Message::EXT_EXTENDED_MASTER_SECRET);
199 if ($srmextms && $message->mt == TLSProxy::Message::MT_SERVER_HELLO) {
200 $message->delete_extension(TLSProxy::Message::EXT_EXTENDED_MASTER_SECRET);
206 sub checkmessages($$$$$)
208 my ($testno, $testname, $testcextms, $testsextms, $testhand) = @_;
210 subtest $testname => sub {
212 foreach my $message (@{$proxy->message_list}) {
213 if ($message->mt == TLSProxy::Message::MT_CLIENT_HELLO
214 || $message->mt == TLSProxy::Message::MT_SERVER_HELLO) {
215 #Get the extensions data
216 my %extensions = %{$message->extension_data};
218 $extensions{TLSProxy::Message::EXT_EXTENDED_MASTER_SECRET}) {
219 if ($message->mt == TLSProxy::Message::MT_CLIENT_HELLO) {
225 } elsif ($message->mt == TLSProxy::Message::MT_CLIENT_KEY_EXCHANGE) {
226 #Must be doing a full handshake
233 ok(TLSProxy::Message->success, "Handshake");
235 ok($testcextms == $cextms,
236 "ClientHello extension extended master secret check");
237 ok($testsextms == $sextms,
238 "ServerHello extension extended master secret check");
239 ok($testhand == $fullhand,
240 "Extended master secret full handshake check");
247 ($crmextms, $srmextms) = @_;