openssl/test/recipes/70-test_comp.t

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2023-05-09 22:08:48 +00:00
#! /usr/bin/env perl
# Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved.
#
# Licensed under the OpenSSL license (the "License"). You may not use
# this file except in compliance with the License. You can obtain a copy
# in the file LICENSE in the source distribution or at
# https://www.openssl.org/source/license.html
use strict;
use OpenSSL::Test qw/:DEFAULT cmdstr srctop_file srctop_dir bldtop_dir/;
use OpenSSL::Test::Utils;
use File::Temp qw(tempfile);
use TLSProxy::Proxy;
my $test_name = "test_comp";
setup($test_name);
plan skip_all => "TLSProxy isn't usable on $^O"
if $^O =~ /^(VMS)$/;
plan skip_all => "$test_name needs the dynamic engine feature enabled"
if disabled("engine") || disabled("dynamic-engine");
plan skip_all => "$test_name needs the sock feature enabled"
if disabled("sock");
plan skip_all => "$test_name needs TLSv1.3 or TLSv1.2 enabled"
if disabled("tls1_3") && disabled("tls1_2");
$ENV{OPENSSL_ia32cap} = '~0x200000200000000';
$ENV{CTLOG_FILE} = srctop_file("test", "ct", "log_list.conf");
use constant {
MULTIPLE_COMPRESSIONS => 0,
NON_NULL_COMPRESSION => 1
};
my $testtype;
my $proxy = TLSProxy::Proxy->new(
undef,
cmdstr(app(["openssl"]), display => 1),
srctop_file("apps", "server.pem"),
(!$ENV{HARNESS_ACTIVE} || $ENV{HARNESS_VERBOSE})
);
$proxy->start() or plan skip_all => "Unable to start up Proxy for tests";
plan tests => 4;
SKIP: {
skip "TLSv1.2 disabled", 2 if disabled("tls1_2");
#Test 1: Check that sending multiple compression methods in a TLSv1.2
# ClientHello succeeds
$proxy->clear();
$proxy->filter(\&add_comp_filter);
$proxy->clientflags("-no_tls1_3");
$testtype = MULTIPLE_COMPRESSIONS;
$proxy->start();
ok(TLSProxy::Message->success(), "Non null compression");
#Test 2: NULL compression method must be present in TLSv1.2
$proxy->clear();
$proxy->clientflags("-no_tls1_3");
$testtype = NON_NULL_COMPRESSION;
$proxy->start();
ok(TLSProxy::Message->fail(), "NULL compression missing");
}
SKIP: {
skip "TLSv1.3 disabled", 2 if disabled("tls1_3");
#Test 3: Check that sending multiple compression methods in a TLSv1.3
# ClientHello fails
$proxy->clear();
$proxy->filter(\&add_comp_filter);
$testtype = MULTIPLE_COMPRESSIONS;
$proxy->start();
ok(TLSProxy::Message->fail(), "Non null compression (TLSv1.3)");
#Test 4: NULL compression method must be present in TLSv1.3
$proxy->clear();
$testtype = NON_NULL_COMPRESSION;
$proxy->start();
ok(TLSProxy::Message->fail(), "NULL compression missing (TLSv1.3)");
}
sub add_comp_filter
{
my $proxy = shift;
my $flight;
my $message;
my @comp;
# Only look at the ClientHello
return if $proxy->flight != 0;
$message = ${$proxy->message_list}[0];
return if (!defined $message
|| $message->mt != TLSProxy::Message::MT_CLIENT_HELLO);
if ($testtype == MULTIPLE_COMPRESSIONS) {
@comp = (
0x00, #Null compression method
0xff); #Unknown compression
} elsif ($testtype == NON_NULL_COMPRESSION) {
@comp = (0xff); #Unknown compression
}
$message->comp_meths(\@comp);
$message->comp_meth_len(scalar @comp);
$message->repack();
}