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17d01b4201
Send a TLS1.4 ClientHello with supported_versions and get TLS1.3 Send a TLS1.3 ClientHello without supported_versions and get TLS1.2 Reviewed-by: Rich Salz <rsalz@openssl.org>
84 lines
2.7 KiB
Perl
Executable File
84 lines
2.7 KiB
Perl
Executable File
#! /usr/bin/env perl
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# Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
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#
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# Licensed under the OpenSSL license (the "License"). You may not use
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# this file except in compliance with the License. You can obtain a copy
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# in the file LICENSE in the source distribution or at
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# https://www.openssl.org/source/license.html
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use strict;
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use OpenSSL::Test qw/:DEFAULT cmdstr srctop_file bldtop_dir/;
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use OpenSSL::Test::Utils;
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use TLSProxy::Proxy;
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my $test_name = "test_sslextension";
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setup($test_name);
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plan skip_all => "TLSProxy isn't usable on $^O"
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if $^O =~ /^(VMS|MSWin32)$/;
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plan skip_all => "$test_name needs the dynamic engine feature enabled"
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if disabled("engine") || disabled("dynamic-engine");
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plan skip_all => "$test_name needs the sock feature enabled"
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if disabled("sock");
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plan skip_all => "$test_name needs TLS enabled"
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if alldisabled(available_protocols("tls"));
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$ENV{OPENSSL_ia32cap} = '~0x200000200000000';
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my $proxy = TLSProxy::Proxy->new(
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\&vers_tolerance_filter,
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cmdstr(app(["openssl"]), display => 1),
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srctop_file("apps", "server.pem"),
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(!$ENV{HARNESS_ACTIVE} || $ENV{HARNESS_VERBOSE})
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);
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#This file does tests without the supported_versions extension.
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#See 70-test_sslversions.t for tests with supported versions.
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#Test 1: Asking for TLS1.4 should pass and negotiate TLS1.2
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my $client_version = TLSProxy::Record::VERS_TLS_1_4;
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$proxy->clientflags("-no_tls1_3");
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$proxy->start() or plan skip_all => "Unable to start up Proxy for tests";
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plan tests => 3;
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my $record = pop @{$proxy->record_list};
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ok(TLSProxy::Message->success()
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&& $record->version() == TLSProxy::Record::VERS_TLS_1_2,
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"Version tolerance test, TLS 1.4");
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#Test 2: Asking for TLS1.3 should succeed and negotiate TLS1.2
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$proxy->clear();
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$proxy->clientflags("-no_tls1_3");
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$proxy->start();
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$record = pop @{$proxy->record_list};
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ok(TLSProxy::Message->success()
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&& $record->version() == TLSProxy::Record::VERS_TLS_1_2,
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"Version tolerance test, TLS 1.3");
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#Test 3: Testing something below SSLv3 should fail
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$client_version = TLSProxy::Record::VERS_SSL_3_0 - 1;
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$proxy->clear();
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$proxy->clientflags("-no_tls1_3");
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$proxy->start();
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ok(TLSProxy::Message->fail(), "Version tolerance test, SSL < 3.0");
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sub vers_tolerance_filter
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{
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my $proxy = shift;
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# We're only interested in the initial ClientHello
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if ($proxy->flight != 0) {
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return;
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}
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foreach my $message (@{$proxy->message_list}) {
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if ($message->mt == TLSProxy::Message::MT_CLIENT_HELLO) {
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#Set the client version
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#Anything above the max supported version (TLS1.2) should succeed
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#Anything below SSLv3 should fail
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$message->client_version($client_version);
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$message->repack();
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}
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}
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}
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