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ovs/lib/stream-ssl.h
Ilya Maximets 4d09d6b48e stream-ssl: Add explicit support for configuring TLSv1.3.
TLSv1.3 is currently only supported implicitly, if the --ssl-protocols
are not provided.  Or with the recent range support like "TLSv1.2+".
However, it is not possible to explicitly ask for TLSv1.3 or set a
custom list of ciphersuites for it.  Fix that by adding TLSv1.3 to the
list of available protocols and adding a new --ssl-ciphersuites option.

The new option is necessary, because --ssl-ciphers translates into
SSL_CTX_set_cipher_list() that configures ciphers for TLSv1.2 and
earlier.  SSL_CTX_set_ciphersuites() sets ciphersuites for TLSv1.3
and later.

Tests updated to exercise new options and to reduce the use of
deprecated TLSv1 and TLSv1.1.

TLSv1.3 support was introduced in OpenSSL 1.1.1.

Acked-by: Eelco Chaudron <echaudro@redhat.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2024-12-13 13:00:27 +01:00

74 lines
3.2 KiB
C

/*
* Copyright (c) 2008, 2009, 2010, 2011 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef STREAM_SSL_H
#define STREAM_SSL_H 1
#include <stdbool.h>
bool stream_ssl_is_configured(void);
void stream_ssl_set_private_key_file(const char *file_name);
void stream_ssl_set_certificate_file(const char *file_name);
void stream_ssl_set_ca_cert_file(const char *file_name, bool bootstrap);
void stream_ssl_set_peer_ca_cert_file(const char *file_name);
void stream_ssl_set_key_and_cert(const char *private_key_file,
const char *certificate_file);
void stream_ssl_set_protocols(const char *arg);
void stream_ssl_set_ciphers(const char *arg);
void stream_ssl_set_ciphersuites(const char *arg);
#define SSL_OPTION_ENUMS \
OPT_SSL_PROTOCOLS, \
OPT_SSL_CIPHERS, \
OPT_SSL_CIPHERSUITES
#define STREAM_SSL_LONG_OPTIONS \
{"private-key", required_argument, NULL, 'p'}, \
{"certificate", required_argument, NULL, 'c'}, \
{"ca-cert", required_argument, NULL, 'C'}, \
{"ssl-protocols", required_argument, NULL, OPT_SSL_PROTOCOLS}, \
{"ssl-ciphers", required_argument, NULL, OPT_SSL_CIPHERS}, \
{"ssl-ciphersuites", required_argument, NULL, OPT_SSL_CIPHERSUITES}
#define STREAM_SSL_OPTION_HANDLERS \
case 'p': \
stream_ssl_set_private_key_file(optarg); \
break; \
\
case 'c': \
stream_ssl_set_certificate_file(optarg); \
break; \
\
case 'C': \
stream_ssl_set_ca_cert_file(optarg, false); \
break; \
\
case OPT_SSL_PROTOCOLS: \
stream_ssl_set_protocols(optarg); \
break; \
\
case OPT_SSL_CIPHERS: \
stream_ssl_set_ciphers(optarg); \
break; \
\
case OPT_SSL_CIPHERSUITES: \
stream_ssl_set_ciphersuites(optarg); \
break;
#define STREAM_SSL_CASES \
case 'p': case 'c': case 'C': case OPT_SSL_PROTOCOLS: case OPT_SSL_CIPHERS:
#endif /* stream-ssl.h */