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https://github.com/openssl/openssl.git
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74 lines
2.3 KiB
Perl
74 lines
2.3 KiB
Perl
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#! /usr/bin/env perl
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# Copyright 2024 The OpenSSL Project Authors. All Rights Reserved.
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#
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# Licensed under the Apache License 2.0 (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/;
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use OpenSSL::Test::Utils;
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use TLSProxy::Proxy;
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my $test_name = "test_npn";
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setup($test_name);
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plan skip_all => "TLSProxy isn't usable on $^O"
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if $^O =~ /^(VMS)$/;
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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 => "$test_name needs NPN enabled"
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if disabled("nextprotoneg");
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plan skip_all => "$test_name needs TLSv1.2 enabled"
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if disabled("tls1_2");
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my $proxy = TLSProxy::Proxy->new(
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undef,
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cmdstr(app(["openssl"]), display => 1),
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srctop_file("apps", "server.pem"),
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(!$ENV{HARNESS_ACTIVE} || $ENV{HARNESS_VERBOSE})
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);
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$proxy->start() or plan skip_all => "Unable to start up Proxy for tests";
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plan tests => 1;
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my $npnseen = 0;
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# Test 1: Check sending an empty NextProto message from the client works. This is
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# valid as per the spec, but OpenSSL does not allow you to send it.
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# Therefore we must be prepared to receive such a message but we cannot
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# generate it except via TLSProxy
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$proxy->clear();
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$proxy->filter(\&npn_filter);
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$proxy->clientflags("-nextprotoneg foo -no_tls1_3");
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$proxy->serverflags("-nextprotoneg foo");
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$proxy->start();
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ok($npnseen && TLSProxy::Message->success(), "Empty NPN message");
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sub npn_filter
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{
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my $proxy = shift;
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my $message;
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# The NextProto message always appears in flight 2
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return if $proxy->flight != 2;
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foreach my $message (@{$proxy->message_list}) {
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if ($message->mt == TLSProxy::Message::MT_NEXT_PROTO) {
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# Our TLSproxy NextProto message support doesn't support parsing of
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# the message. If we repack it just creates an empty NextProto
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# message - which is exactly the scenario we want to test here.
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$message->repack();
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$npnseen = 1;
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}
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}
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}
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