view ssl_reject_handshake.t @ 1938:e1059682aeef

Tests: fixed ClientHello with resending Initial QUIC packets. Previously it was rebuilt each time using distinct ClientHello.random resulting in different CRYPTO payload. As such, it led to TLS digest hash and derived secrets mismatch when resending Initial packet. Now ClientHello is built once and reused when resending Initial packets. Additionally, this required to preserve a generated secret value used in shared secret calculation as part of TLS key schedule. Previously it was regenerated when receiving a Retry packet, but this won't work with reused ClientHello as the resulting shared secrets won't match.
author Sergey Kandaurov <pluknet@nginx.com>
date Wed, 30 Aug 2023 02:22:58 +0400
parents c04134b0290b
children
line wrap: on
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#!/usr/bin/perl

# (C) Sergey Kandaurov
# (C) Nginx, Inc.

# Tests for http ssl module, ssl_reject_handshake.

###############################################################################

use warnings;
use strict;

use Test::More;

BEGIN { use FindBin; chdir($FindBin::Bin); }

use lib 'lib';
use Test::Nginx;

###############################################################################

select STDERR; $| = 1;
select STDOUT; $| = 1;

my $t = Test::Nginx->new()->has(qw/http http_ssl sni socket_ssl/)
	->has_daemon('openssl')->plan(7);

$t->write_file_expand('nginx.conf', <<'EOF');

%%TEST_GLOBALS%%

daemon off;

events {
}

http {
    %%TEST_GLOBALS_HTTP%%

    add_header X-Name $ssl_server_name;

    server {
        listen       127.0.0.1:8080 ssl;
        server_name  localhost;

        ssl_reject_handshake on;
    }

    server {
        listen       127.0.0.1:8080;
        server_name  virtual;

        ssl_certificate localhost.crt;
        ssl_certificate_key localhost.key;
    }

    server {
        listen       127.0.0.1:8082 ssl;
        server_name  localhost;

        ssl_certificate localhost.crt;
        ssl_certificate_key localhost.key;
    }

    server {
        listen       127.0.0.1:8082;
        server_name  virtual1;
    }

    server {
        listen       127.0.0.1:8082;
        server_name  virtual2;

        ssl_reject_handshake on;
    }
}

EOF

$t->write_file('openssl.conf', <<EOF);
[ req ]
default_bits = 2048
encrypt_key = no
distinguished_name = req_distinguished_name
[ req_distinguished_name ]
EOF

my $d = $t->testdir();

foreach my $name ('localhost') {
	system('openssl req -x509 -new '
		. "-config $d/openssl.conf -subj /CN=$name/ "
		. "-out $d/$name.crt -keyout $d/$name.key "
		. ">>$d/openssl.out 2>&1") == 0
		or die "Can't create certificate for $name: $!\n";
}

$t->write_file('index.html', '');
$t->run();

###############################################################################

# default virtual server rejected

like(get('default', 8080), qr/unrecognized name/, 'default rejected');
like(get(undef, 8080), qr/unrecognized name/, 'absent sni rejected');
like(get('virtual', 8080), qr/virtual/, 'virtual accepted');

# non-default server "virtual2" rejected

like(get('default', 8082), qr/default/, 'default accepted');
like(get(undef, 8082), qr/200 OK(?!.*X-Name)/is, 'absent sni accepted');
like(get('virtual1', 8082), qr/virtual1/, 'virtual 1 accepted');
like(get('virtual2', 8082), qr/unrecognized name/, 'virtual 2 rejected');

###############################################################################

sub get {
	my ($host, $port) = @_;
	my $r = http(
		"GET / HTTP/1.0\nHost: " . ($host || 'localhost') . "\n\n",
		PeerAddr => '127.0.0.1:' . port($port),
		SSL => 1,
		SSL_hostname => $host
	)
		or return "$@";
	return $r;
}

###############################################################################