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Add some sig algs tests
Reviewed-by: Rich Salz <rsalz@openssl.org> (Merged from https://github.com/openssl/openssl/pull/2157)
This commit is contained in:
Matt Caswell
parent
523fb3233a
commit
6f68a52ebf
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test/recipes/70-test_sslsigalgs.t
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200
test/recipes/70-test_sslsigalgs.t
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#! /usr/bin/env perl
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# Copyright 2016 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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my $test_name = "test_sslsigalgs";
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setup($test_name);
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plan skip_all => "TLSProxy isn't usable on $^O"
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if $^O =~ /^(VMS|MSWin32)$/;
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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 => "$test_name needs TLS1.2 or TLS1.3 enabled"
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if disabled("tls1_2") && disabled("tls1_3");
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$ENV{OPENSSL_ia32cap} = '~0x200000200000000';
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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} || $ENV{HARNESS_VERBOSE})
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);
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use constant {
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NO_SIG_ALGS_EXT => 0,
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EMPTY_SIG_ALGS_EXT => 1,
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NO_KNOWN_SIG_ALGS => 2,
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NO_PSS_SIG_ALGS => 3,
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PSS_ONLY_SIG_ALGS => 4
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};
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#Test 1: Default sig algs should succeed
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$proxy->start() or plan skip_all => "Unable to start up Proxy for tests";
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plan tests => 14;
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ok(TLSProxy::Message->success, "Default sigalgs");
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my $testtype;
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SKIP: {
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skip "TLSv1.3 disabled", 5 if disabled("tls1_3");
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$proxy->filter(\&sigalgs_filter);
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#Test 2: Sending no sig algs extension in TLSv1.3 should fail
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$proxy->clear();
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$testtype = NO_SIG_ALGS_EXT;
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$proxy->start();
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ok(TLSProxy::Message->fail, "No TLSv1.3 sigalgs");
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#Test 3: Sending an empty sig algs extension in TLSv1.3 should fail
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$proxy->clear();
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$testtype = EMPTY_SIG_ALGS_EXT;
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$proxy->start();
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ok(TLSProxy::Message->fail, "Empty TLSv1.3 sigalgs");
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#Test 4: Sending a list with no recognised sig algs in TLSv1.3 should fail
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$proxy->clear();
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$testtype = NO_KNOWN_SIG_ALGS;
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$proxy->start();
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ok(TLSProxy::Message->fail, "No known TLSv1.3 sigalgs");
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#Test 5: Sending a sig algs list without pss for an RSA cert in TLSv1.3
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# should fail
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$proxy->clear();
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$testtype = NO_PSS_SIG_ALGS;
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$proxy->start();
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ok(TLSProxy::Message->fail, "No PSS TLSv1.3 sigalgs");
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#Test 6: Sending only TLSv1.3 PSS sig algs in TLSv1.3 should succeed
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#TODO(TLS1.3): Do we need to verify the cert to make sure its a PSS only
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#cert in this case?
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$proxy->clear();
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$testtype = PSS_ONLY_SIG_ALGS;
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$proxy->start();
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ok(TLSProxy::Message->success, "PSS only sigalgs in TLSv1.3");
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}
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SKIP: {
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skip "TLSv1.3 or TLSv1.2 disabled", 2
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if disabled("tls1_2") || disabled("tls1_3");
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#Test 7: Sending a valid sig algs list but not including a sig type that
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# matches the certificate should fail in TLSv1.3. We need TLSv1.2
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# enabled for this test - otherwise the client will not attempt to
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# connect due to no TLSv1.3 ciphers being available.
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# TODO(TLS1.3): When proper TLSv1.3 certificate selection is working
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# we can move this test into the section above
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$proxy->clear();
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$proxy->clientflags("-sigalgs ECDSA+SHA256");
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$proxy->filter(undef);
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$proxy->start();
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ok(TLSProxy::Message->fail, "No matching TLSv1.3 sigalgs");
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#Test 8: Sending a full list of TLSv1.3 sig algs but negotiating TLSv1.2
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# should succeed
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$proxy->clear();
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$proxy->serverflags("-no_tls1_3");
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$proxy->filter(undef);
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$proxy->start();
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ok(TLSProxy::Message->success, "TLSv1.3 client TLSv1.2 server");
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}
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SKIP: {
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skip "TLSv1.2 disabled", 6 if disabled("tls1_2");
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$proxy->filter(\&sigalgs_filter);
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#Test 9: Sending no sig algs extension in TLSv1.2 should succeed
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$proxy->clear();
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$testtype = NO_SIG_ALGS_EXT;
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$proxy->clientflags("-no_tls1_3");
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$proxy->start();
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ok(TLSProxy::Message->success, "No TLSv1.2 sigalgs");
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#Test 10: Sending an empty sig algs extension in TLSv1.2 should fail
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$proxy->clear();
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$testtype = EMPTY_SIG_ALGS_EXT;
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$proxy->clientflags("-no_tls1_3");
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$proxy->start();
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ok(TLSProxy::Message->fail, "Empty TLSv1.2 sigalgs");
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#Test 11: Sending a list with no recognised sig algs in TLSv1.2 should fail
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$proxy->clear();
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$testtype = NO_KNOWN_SIG_ALGS;
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$proxy->clientflags("-no_tls1_3");
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$proxy->start();
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ok(TLSProxy::Message->fail, "No known TLSv1.3 sigalgs");
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#Test 12: Sending a sig algs list without pss for an RSA cert in TLSv1.2
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# should succeed
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$proxy->clear();
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$testtype = NO_PSS_SIG_ALGS;
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$proxy->clientflags("-no_tls1_3");
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$proxy->start();
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ok(TLSProxy::Message->success, "No PSS TLSv1.2 sigalgs");
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#Test 13: Sending only TLSv1.3 PSS sig algs in TLSv1.2 should fail
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$proxy->clear();
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$testtype = PSS_ONLY_SIG_ALGS;
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$proxy->clientflags("-no_tls1_3");
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$proxy->start();
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ok(TLSProxy::Message->fail, "PSS only sigalgs in TLSv1.2");
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#Test 14: Sending a valid sig algs list but not including a sig type that
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# matches the certificate should fail in TLSv1.2
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$proxy->clear();
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$proxy->clientflags("-no_tls1_3 -sigalgs ECDSA+SHA256");
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$proxy->filter(undef);
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$proxy->start();
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ok(TLSProxy::Message->fail, "No matching TLSv1.2 sigalgs");
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$proxy->filter(\&sigalgs_filter);
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}
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sub sigalgs_filter
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{
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my $proxy = shift;
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# We're only interested in the initial ClientHello
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if ($proxy->flight != 0) {
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return;
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}
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foreach my $message (@{$proxy->message_list}) {
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if ($message->mt == TLSProxy::Message::MT_CLIENT_HELLO) {
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if ($testtype == NO_SIG_ALGS_EXT) {
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$message->delete_extension(TLSProxy::Message::EXT_SIG_ALGS);
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} else {
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my $sigalg;
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if ($testtype == EMPTY_SIG_ALGS_EXT) {
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$sigalg = pack "C2", 0x00, 0x00;
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} elsif ($testtype == NO_KNOWN_SIG_ALGS) {
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$sigalg = pack "C4", 0x00, 0x02, 0xff, 0xff;
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} elsif ($testtype == NO_PSS_SIG_ALGS) {
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#No PSS sig algs - just send rsa_pkcs1_sha256
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$sigalg = pack "C4", 0x00, 0x02, 0x04, 0x01;
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} else {
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#PSS sig algs only - just send rsa_pss_sha256
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$sigalg = pack "C4", 0x00, 0x02, 0x08, 0x04;
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}
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$message->set_extension(TLSProxy::Message::EXT_SIG_ALGS, $sigalg);
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}
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$message->repack();
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}
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}
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}
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