Add support for testing renegotiation (e42c4544) · Commits · CYBER - Cyber Security / TS 103 523 MSP / TLMSP / TLMSP OpenSSL

test/handshake_helper.c

+72 −5

Original line number	Diff line number	Diff line
		@@ -583,6 +583,54 @@ static void do_app_data_step(PEER *peer)
		}
		}

		static void do_reneg_setup_step(PEER *peer)
		{
		int ret;
		char buf;

		TEST_check(peer->status == PEER_RETRY);
		/* We only support client initiated reneg at the moment */
		/* TODO: server side */
		if (!SSL_is_server(peer->ssl)) {
		ret = SSL_renegotiate(peer->ssl);
		if (!ret) {
		peer->status = PEER_ERROR;
		return;
		}
		do_handshake_step(peer);
		/*
		* If status is PEER_RETRY it means we're waiting on the server to
		* continue the handshake. As far as setting up the renegotiation is
		* concerned that is a success. The next step will continue the
		* handshake to its conclusion.
		*/
		if (peer->status == PEER_RETRY)
		peer->status = PEER_SUCCESS;
		return;
		}

		/*
		* The SSL object is still expecting app data, even though it's going to
		* get a handshake message. We try to read, and it should fail - after which
		* we should be in a handshake
		*/
		ret = SSL_read(peer->ssl, &buf, sizeof(buf));
		if (ret >= 0) {
		/* We're not actually expecting data - we're expect a reneg to start */
		peer->status = PEER_ERROR;
		return;
		} else {
		int error = SSL_get_error(peer->ssl, ret);
		if (error != SSL_ERROR_WANT_READ \|\| !SSL_in_init(peer->ssl)) {
		peer->status = PEER_ERROR;
		return;
		}
		}

		peer->status = PEER_SUCCESS;
		}


		/*
		* RFC 5246 says:
		*
		@@ -617,15 +665,27 @@ static void do_shutdown_step(PEER *peer)

		typedef enum {
		HANDSHAKE,
		RENEG_APPLICATION_DATA,
		RENEG_SETUP,
		RENEG_HANDSHAKE,
		APPLICATION_DATA,
		SHUTDOWN,
		CONNECTION_DONE
		} connect_phase_t;

		static connect_phase_t next_phase(connect_phase_t phase)
		static connect_phase_t next_phase(const SSL_TEST_CTX *test_ctx,
		connect_phase_t phase)
		{
		switch (phase) {
		case HANDSHAKE:
		if (test_ctx->handshake_mode == SSL_TEST_HANDSHAKE_RENEGOTIATE)
		return RENEG_APPLICATION_DATA;
		return APPLICATION_DATA;
		case RENEG_APPLICATION_DATA:
		return RENEG_SETUP;
		case RENEG_SETUP:
		return RENEG_HANDSHAKE;
		case RENEG_HANDSHAKE:
		return APPLICATION_DATA;
		case APPLICATION_DATA:
		return SHUTDOWN;
		@@ -644,6 +704,15 @@ static void do_connect_step(PEER *peer, connect_phase_t phase)
		case HANDSHAKE:
		do_handshake_step(peer);
		break;
		case RENEG_APPLICATION_DATA:
		do_app_data_step(peer);
		break;
		case RENEG_SETUP:
		do_reneg_setup_step(peer);
		break;
		case RENEG_HANDSHAKE:
		do_handshake_step(peer);
		break;
		case APPLICATION_DATA:
		do_app_data_step(peer);
		break;
		@@ -857,7 +926,7 @@ static HANDSHAKE_RESULT *do_handshake_internal(

		switch (status) {
		case HANDSHAKE_SUCCESS:
		phase = next_phase(phase);
		phase = next_phase(test_ctx, phase);
		if (phase == CONNECTION_DONE) {
		ret->result = SSL_TEST_SUCCESS;
		goto err;
		@@ -945,11 +1014,9 @@ HANDSHAKE_RESULT do_handshake(SSL_CTX server_ctx, SSL_CTX *server2_ctx,
		result = do_handshake_internal(server_ctx, server2_ctx, client_ctx,
		test_ctx, &test_ctx->extra,
		NULL, &session);
		if (test_ctx->handshake_mode == SSL_TEST_HANDSHAKE_SIMPLE)
		if (test_ctx->handshake_mode != SSL_TEST_HANDSHAKE_RESUME)
		goto end;

		TEST_check(test_ctx->handshake_mode == SSL_TEST_HANDSHAKE_RESUME);

		if (result->result != SSL_TEST_SUCCESS) {
		result->result = SSL_TEST_FIRST_HANDSHAKE_FAILED;
		goto end;

test/recipes/80-test_ssl_new.t

+1 −1

Original line number	Diff line number	Diff line
		@@ -29,7 +29,7 @@ map { s/\.in// } @conf_files;

		# We hard-code the number of tests to double-check that the globbing above
		# finds all files as expected.
		plan tests => 16; # = scalar @conf_srcs
		plan tests => 17; # = scalar @conf_srcs

		# Some test results depend on the configuration of enabled protocols. We only
		# verify generated sources in the default configuration.

test/ssl-tests/17-renegotiate.conf

0 → 100644

+30 −0

Original line number	Diff line number	Diff line
		# Generated with generate_ssl_tests.pl

		num_tests = 1

		test-0 = 0-renegotiate
		# ===========================================================

		[0-renegotiate]
		ssl_conf = 0-renegotiate-ssl

		[0-renegotiate-ssl]
		server = 0-renegotiate-server
		client = 0-renegotiate-client

		[0-renegotiate-server]
		Certificate = ${ENV::TEST_CERTS_DIR}/servercert.pem
		CipherString = DEFAULT
		PrivateKey = ${ENV::TEST_CERTS_DIR}/serverkey.pem

		[0-renegotiate-client]
		CipherString = DEFAULT
		VerifyCAFile = ${ENV::TEST_CERTS_DIR}/rootcert.pem
		VerifyMode = Peer

		[test-0]
		ExpectedResult = Success
		HandshakeMode = Renegotiate
		Method = TLS

test/ssl-tests/17-renegotiate.conf.in

0 → 100644

+29 −0

Original line number	Diff line number	Diff line
		# -- mode: perl; --
		# Copyright 2016-2016 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


		## Test Renegotiation

		use strict;
		use warnings;

		package ssltests;


		our @tests = (
		{
		name => "renegotiate",
		server => {},
		client => {},
		test => {
		"Method" => "TLS",
		"HandshakeMode" => "Renegotiate",
		"ExpectedResult" => "Success"
		}
		},
		);

test/ssl_test_ctx.h

+0 −1

Original line number	Diff line number	Diff line
		@@ -56,7 +56,6 @@ typedef enum {
		typedef enum {
		SSL_TEST_HANDSHAKE_SIMPLE = 0, /* Default */
		SSL_TEST_HANDSHAKE_RESUME,
		/* Not yet implemented */
		SSL_TEST_HANDSHAKE_RENEGOTIATE
		} ssl_handshake_mode_t;

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