274 lines
9.0 KiB
Perl
274 lines
9.0 KiB
Perl
#! /usr/bin/env perl
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# Copyright 2015-2018 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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use File::Temp qw(tempfile);
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my $test_name = "test_sslsessiontick";
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setup($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 => "$test_name needs SSLv3, TLSv1, TLSv1.1 or TLSv1.2 enabled"
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if alldisabled(("ssl3", "tls1", "tls1_1", "tls1_2"));
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$ENV{OPENSSL_ia32cap} = '~0x200000200000000';
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sub checkmessages($$$$$$);
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sub clearclient();
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sub clearall();
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my $chellotickext = 0;
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my $shellotickext = 0;
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my $fullhand = 0;
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my $ticketseen = 0;
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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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#Test 1: By default with no existing session we should get a session ticket
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#Expected result: ClientHello extension seen; ServerHello extension seen
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# NewSessionTicket message seen; Full handshake
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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 => 10;
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checkmessages(1, "Default session ticket test", 1, 1, 1, 1);
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#Test 2: If the server does not accept tickets we should get a normal handshake
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#with no session tickets
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#Expected result: ClientHello extension seen; ServerHello extension not seen
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# NewSessionTicket message not seen; Full handshake
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clearall();
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$proxy->clientflags("-no_tls1_3");
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$proxy->serverflags("-no_ticket");
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$proxy->start();
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checkmessages(2, "No server support session ticket test", 1, 0, 0, 1);
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#Test 3: If the client does not accept tickets we should get a normal handshake
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#with no session tickets
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#Expected result: ClientHello extension not seen; ServerHello extension not seen
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# NewSessionTicket message not seen; Full handshake
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clearall();
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$proxy->clientflags("-no_tls1_3 -no_ticket");
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$proxy->start();
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checkmessages(3, "No client support session ticket test", 0, 0, 0, 1);
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#Test 4: Test session resumption with session ticket
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#Expected result: ClientHello extension seen; ServerHello extension not seen
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# NewSessionTicket message not seen; Abbreviated handshake
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clearall();
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(undef, my $session) = tempfile();
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$proxy->serverconnects(2);
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$proxy->clientflags("-no_tls1_3 -sess_out ".$session);
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$proxy->start();
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$proxy->clearClient();
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$proxy->clientflags("-no_tls1_3 -sess_in ".$session);
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$proxy->clientstart();
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checkmessages(4, "Session resumption session ticket test", 1, 0, 0, 0);
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unlink $session;
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#Test 5: Test session resumption with ticket capable client without a ticket
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#Expected result: ClientHello extension seen; ServerHello extension seen
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# NewSessionTicket message seen; Abbreviated handshake
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clearall();
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(undef, $session) = tempfile();
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$proxy->serverconnects(2);
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$proxy->clientflags("-no_tls1_3 -sess_out ".$session." -no_ticket");
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$proxy->start();
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$proxy->clearClient();
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$proxy->clientflags("-no_tls1_3 -sess_in ".$session);
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$proxy->clientstart();
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checkmessages(5, "Session resumption with ticket capable client without a "
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."ticket", 1, 1, 1, 0);
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unlink $session;
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#Test 6: Client accepts empty ticket.
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#Expected result: ClientHello extension seen; ServerHello extension seen;
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# NewSessionTicket message seen; Full handshake.
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clearall();
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$proxy->filter(\&ticket_filter);
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$proxy->clientflags("-no_tls1_3");
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$proxy->start();
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checkmessages(6, "Empty ticket test", 1, 1, 1, 1);
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#Test 7-8: Client keeps existing ticket on empty ticket.
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clearall();
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(undef, $session) = tempfile();
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$proxy->serverconnects(3);
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$proxy->filter(undef);
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$proxy->clientflags("-no_tls1_3 -sess_out ".$session);
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$proxy->start();
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$proxy->clearClient();
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$proxy->clientflags("-no_tls1_3 -sess_in ".$session." -sess_out ".$session);
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$proxy->filter(\&inject_empty_ticket_filter);
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$proxy->clientstart();
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#Expected result: ClientHello extension seen; ServerHello extension seen;
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# NewSessionTicket message seen; Abbreviated handshake.
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checkmessages(7, "Empty ticket resumption test", 1, 1, 1, 0);
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clearclient();
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$proxy->clientflags("-no_tls1_3 -sess_in ".$session);
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$proxy->filter(undef);
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$proxy->clientstart();
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#Expected result: ClientHello extension seen; ServerHello extension not seen;
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# NewSessionTicket message not seen; Abbreviated handshake.
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checkmessages(8, "Empty ticket resumption test", 1, 0, 0, 0);
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unlink $session;
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#Test 9: Bad server sends the ServerHello extension but does not send a
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#NewSessionTicket
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#Expected result: Connection failure
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clearall();
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$proxy->clientflags("-no_tls1_3");
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$proxy->serverflags("-no_ticket");
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$proxy->filter(\&inject_ticket_extension_filter);
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$proxy->start();
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ok(TLSProxy::Message->fail, "Server sends ticket extension but no ticket test");
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#Test10: Bad server does not send the ServerHello extension but does send a
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#NewSessionTicket
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#Expected result: Connection failure
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clearall();
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$proxy->clientflags("-no_tls1_3");
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$proxy->serverflags("-no_ticket");
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$proxy->filter(\&inject_empty_ticket_filter);
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$proxy->start();
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ok(TLSProxy::Message->fail, "No server ticket extension but ticket sent test");
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sub ticket_filter
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{
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my $proxy = shift;
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foreach my $message (@{$proxy->message_list}) {
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if ($message->mt == TLSProxy::Message::MT_NEW_SESSION_TICKET) {
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$message->ticket("");
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$message->repack();
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}
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}
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}
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sub inject_empty_ticket_filter {
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my $proxy = shift;
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foreach my $message (@{$proxy->message_list}) {
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if ($message->mt == TLSProxy::Message::MT_NEW_SESSION_TICKET) {
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# Only inject the message first time we're called.
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return;
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}
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}
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my @new_message_list = ();
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foreach my $message (@{$proxy->message_list}) {
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push @new_message_list, $message;
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if ($message->mt == TLSProxy::Message::MT_SERVER_HELLO) {
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$message->set_extension(TLSProxy::Message::EXT_SESSION_TICKET, "");
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$message->repack();
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# Tack NewSessionTicket onto the ServerHello record.
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# This only works if the ServerHello is exactly one record.
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my $record = ${$message->records}[0];
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my $offset = $message->startoffset + $message->encoded_length;
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my $newsessionticket = TLSProxy::NewSessionTicket->new(
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1, "", [$record], $offset, []);
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$newsessionticket->repack();
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push @new_message_list, $newsessionticket;
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}
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}
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$proxy->message_list([@new_message_list]);
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}
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sub inject_ticket_extension_filter
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{
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my $proxy = shift;
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# We're only interested in the initial ServerHello
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if ($proxy->flight != 1) {
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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_SERVER_HELLO) {
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#Add the session ticket extension to the ServerHello even though
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#we are not going to send a NewSessionTicket message
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$message->set_extension(TLSProxy::Message::EXT_SESSION_TICKET, "");
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$message->repack();
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}
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}
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}
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sub checkmessages($$$$$$)
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{
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my ($testno, $testname, $testch, $testsh, $testtickseen, $testhand) = @_;
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subtest $testname => sub {
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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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|| $message->mt == TLSProxy::Message::MT_SERVER_HELLO) {
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#Get the extensions data
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my %extensions = %{$message->extension_data};
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if (defined
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$extensions{TLSProxy::Message::EXT_SESSION_TICKET}) {
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if ($message->mt == TLSProxy::Message::MT_CLIENT_HELLO) {
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$chellotickext = 1;
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} else {
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$shellotickext = 1;
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}
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}
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} elsif ($message->mt == TLSProxy::Message::MT_CERTIFICATE) {
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#Must be doing a full handshake
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$fullhand = 1;
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} elsif ($message->mt == TLSProxy::Message::MT_NEW_SESSION_TICKET) {
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$ticketseen = 1;
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}
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}
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plan tests => 5;
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ok(TLSProxy::Message->success, "Handshake");
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ok(($testch && $chellotickext) || (!$testch && !$chellotickext),
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"ClientHello extension Session Ticket check");
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ok(($testsh && $shellotickext) || (!$testsh && !$shellotickext),
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"ServerHello extension Session Ticket check");
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ok(($testtickseen && $ticketseen) || (!$testtickseen && !$ticketseen),
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"Session Ticket message presence check");
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ok(($testhand && $fullhand) || (!$testhand && !$fullhand),
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"Session Ticket full handshake check");
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}
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}
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sub clearclient()
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{
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$chellotickext = 0;
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$shellotickext = 0;
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$fullhand = 0;
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$ticketseen = 0;
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$proxy->clearClient();
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}
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sub clearall()
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{
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clearclient();
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$proxy->clear();
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}
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