#! /usr/bin/env perl
# Copyright 2015-2016 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;

# This block needs to run before 'use lib srctop_dir' directives.
BEGIN {
    OpenSSL::Test::setup("no_test_here");
}

use lib srctop_dir("test", "recipes");

use recipes::checkhandshake qw(checkhandshake @handmessages @extensions);

my $test_name = "test_sslmessages";
setup($test_name);

plan skip_all => "TLSProxy isn't usable on $^O"
    if $^O =~ /^(VMS|MSWin32)$/;

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 TLS enabled"
    if alldisabled(available_protocols("tls"));

$ENV{OPENSSL_ia32cap} = '~0x200000200000000';


my $proxy = TLSProxy::Proxy->new(
    undef,
    cmdstr(app(["openssl"]), display => 1),
    srctop_file("apps", "server.pem"),
    (!$ENV{HARNESS_ACTIVE} || $ENV{HARNESS_VERBOSE})
);

sub checkhandshake($$$$$);

@handmessages = (
    [TLSProxy::Message::MT_CLIENT_HELLO,
        recipes::checkhandshake::ALL_HANDSHAKES],
    [TLSProxy::Message::MT_SERVER_HELLO,
        recipes::checkhandshake::ALL_HANDSHAKES],
    [TLSProxy::Message::MT_CERTIFICATE,
        recipes::checkhandshake::ALL_HANDSHAKES
        & ~recipes::checkhandshake::RESUME_HANDSHAKE],
    [TLSProxy::Message::MT_CERTIFICATE_STATUS,
        recipes::checkhandshake::OCSP_HANDSHAKE],
    #ServerKeyExchange handshakes not currently supported by TLSProxy
    [TLSProxy::Message::MT_CERTIFICATE_REQUEST,
        recipes::checkhandshake::CLIENT_AUTH_HANDSHAKE],
    [TLSProxy::Message::MT_SERVER_HELLO_DONE,
        recipes::checkhandshake::ALL_HANDSHAKES
        & ~recipes::checkhandshake::RESUME_HANDSHAKE],
    [TLSProxy::Message::MT_CERTIFICATE,
        recipes::checkhandshake::CLIENT_AUTH_HANDSHAKE],
    [TLSProxy::Message::MT_CLIENT_KEY_EXCHANGE,
        recipes::checkhandshake::ALL_HANDSHAKES
        & ~recipes::checkhandshake::RESUME_HANDSHAKE],
    [TLSProxy::Message::MT_CERTIFICATE_VERIFY,
        recipes::checkhandshake::CLIENT_AUTH_HANDSHAKE],
    [TLSProxy::Message::MT_FINISHED,
        recipes::checkhandshake::ALL_HANDSHAKES],
    [TLSProxy::Message::MT_NEW_SESSION_TICKET,
        recipes::checkhandshake::ALL_HANDSHAKES
        & ~recipes::checkhandshake::RESUME_HANDSHAKE],
    [TLSProxy::Message::MT_FINISHED,
        recipes::checkhandshake::ALL_HANDSHAKES],
    [TLSProxy::Message::MT_CLIENT_HELLO,
        recipes::checkhandshake::RENEG_HANDSHAKE],
    [TLSProxy::Message::MT_SERVER_HELLO,
        recipes::checkhandshake::RENEG_HANDSHAKE],
    [TLSProxy::Message::MT_CERTIFICATE,
        recipes::checkhandshake::RENEG_HANDSHAKE],
    [TLSProxy::Message::MT_SERVER_HELLO_DONE,
        recipes::checkhandshake::RENEG_HANDSHAKE],
    [TLSProxy::Message::MT_CLIENT_KEY_EXCHANGE,
        recipes::checkhandshake::RENEG_HANDSHAKE],
    [TLSProxy::Message::MT_FINISHED,
        recipes::checkhandshake::RENEG_HANDSHAKE],
    [TLSProxy::Message::MT_NEW_SESSION_TICKET,
        recipes::checkhandshake::RENEG_HANDSHAKE],
    [TLSProxy::Message::MT_FINISHED,
        recipes::checkhandshake::RENEG_HANDSHAKE],
    [0, 0]
);

@extensions = (
    [TLSProxy::Message::MT_CLIENT_HELLO, TLSProxy::Message::EXT_SERVER_NAME,
        recipes::checkhandshake::SERVER_NAME_CLI_EXTENSION],
    [TLSProxy::Message::MT_CLIENT_HELLO, TLSProxy::Message::EXT_STATUS_REQUEST,
        recipes::checkhandshake::STATUS_REQUEST_CLI_EXTENSION],
    [TLSProxy::Message::MT_CLIENT_HELLO, TLSProxy::Message::EXT_SUPPORTED_GROUPS,
        recipes::checkhandshake::DEFAULT_EXTENSIONS],
    [TLSProxy::Message::MT_CLIENT_HELLO, TLSProxy::Message::EXT_EC_POINT_FORMATS,
        recipes::checkhandshake::DEFAULT_EXTENSIONS],
    [TLSProxy::Message::MT_CLIENT_HELLO, TLSProxy::Message::EXT_SIG_ALGS,
        recipes::checkhandshake::DEFAULT_EXTENSIONS],
    [TLSProxy::Message::MT_CLIENT_HELLO, TLSProxy::Message::EXT_ALPN,
        recipes::checkhandshake::ALPN_CLI_EXTENSION],
    [TLSProxy::Message::MT_CLIENT_HELLO, TLSProxy::Message::EXT_SCT,
        recipes::checkhandshake::SCT_CLI_EXTENSION],
    [TLSProxy::Message::MT_CLIENT_HELLO, TLSProxy::Message::EXT_ENCRYPT_THEN_MAC,
        recipes::checkhandshake::DEFAULT_EXTENSIONS],
    [TLSProxy::Message::MT_CLIENT_HELLO, TLSProxy::Message::EXT_EXTENDED_MASTER_SECRET,
        recipes::checkhandshake::DEFAULT_EXTENSIONS],
    [TLSProxy::Message::MT_CLIENT_HELLO, TLSProxy::Message::EXT_SESSION_TICKET,
        recipes::checkhandshake::DEFAULT_EXTENSIONS],
    [TLSProxy::Message::MT_CLIENT_HELLO, TLSProxy::Message::EXT_RENEGOTIATE,
        recipes::checkhandshake::RENEGOTIATE_CLI_EXTENSION],

    [TLSProxy::Message::MT_SERVER_HELLO, TLSProxy::Message::EXT_RENEGOTIATE,
        recipes::checkhandshake::DEFAULT_EXTENSIONS],
    [TLSProxy::Message::MT_SERVER_HELLO, TLSProxy::Message::EXT_ENCRYPT_THEN_MAC,
        recipes::checkhandshake::DEFAULT_EXTENSIONS],
    [TLSProxy::Message::MT_SERVER_HELLO, TLSProxy::Message::EXT_EXTENDED_MASTER_SECRET,
        recipes::checkhandshake::DEFAULT_EXTENSIONS],
    [TLSProxy::Message::MT_SERVER_HELLO, TLSProxy::Message::EXT_SESSION_TICKET,
        recipes::checkhandshake::SESSION_TICKET_SRV_EXTENSION],
    [TLSProxy::Message::MT_SERVER_HELLO, TLSProxy::Message::EXT_SERVER_NAME,
        recipes::checkhandshake::SERVER_NAME_SRV_EXTENSION],
    [TLSProxy::Message::MT_SERVER_HELLO, TLSProxy::Message::EXT_STATUS_REQUEST,
        recipes::checkhandshake::STATUS_REQUEST_SRV_EXTENSION],
    [TLSProxy::Message::MT_SERVER_HELLO, TLSProxy::Message::EXT_ALPN,
        recipes::checkhandshake::ALPN_SRV_EXTENSION],
    [0,0,0]
);

#Test 1: Check we get all the right messages for a default handshake
(undef, my $session) = tempfile();
$proxy->serverconnects(2);
$proxy->clientflags("-no_tls1_3 -sess_out ".$session);
$proxy->start() or plan skip_all => "Unable to start up Proxy for tests";
plan tests => 5;
checkhandshake($proxy, recipes::checkhandshake::DEFAULT_HANDSHAKE,
               recipes::checkhandshake::DEFAULT_EXTENSIONS,
               "Default handshake test");

#Test 2: Resumption handshake
$proxy->clearClient();
$proxy->clientflags("-no_tls1_3 -sess_in ".$session);
$proxy->clientstart();
checkhandshake($proxy, recipes::checkhandshake::RESUME_HANDSHAKE,
               recipes::checkhandshake::DEFAULT_EXTENSIONS
               & ~recipes::checkhandshake::SESSION_TICKET_SRV_EXTENSION,
               "Resumption handshake test");
unlink $session;

#Test 3: A default handshake, but with a CertificateStatus message
$proxy->clear();
$proxy->clientflags("-no_tls1_3 -status");
$proxy->serverflags("-status_file "
                    .srctop_file("test", "recipes", "ocsp-response.der"));
$proxy->start();
checkhandshake($proxy, recipes::checkhandshake::OCSP_HANDSHAKE,
               recipes::checkhandshake::DEFAULT_EXTENSIONS
               | recipes::checkhandshake::STATUS_REQUEST_CLI_EXTENSION
               | recipes::checkhandshake::STATUS_REQUEST_SRV_EXTENSION,
               "OCSP handshake test");

#Test 4: A client auth handshake
$proxy->clear();
$proxy->clientflags("-no_tls1_3 -cert ".srctop_file("apps", "server.pem"));
$proxy->serverflags("-Verify 5");
$proxy->start();
checkhandshake($proxy, recipes::checkhandshake::CLIENT_AUTH_HANDSHAKE,
               recipes::checkhandshake::DEFAULT_EXTENSIONS,
               "Client auth handshake test");

#Test 5: A handshake with a renegotiation
$proxy->clear();
$proxy->clientflags("-no_tls1_3");
$proxy->reneg(1);
$proxy->start();
checkhandshake($proxy, recipes::checkhandshake::RENEG_HANDSHAKE,
               recipes::checkhandshake::DEFAULT_EXTENSIONS,
               "Rengotiation handshake test");