mirror of
https://github.com/isc-projects/bind9.git
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285 lines
6.3 KiB
C
285 lines
6.3 KiB
C
/*
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* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
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*
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* SPDX-License-Identifier: MPL-2.0
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, you can obtain one at https://mozilla.org/MPL/2.0/.
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*
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* See the COPYRIGHT file distributed with this work for additional
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* information regarding copyright ownership.
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*/
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <openssl/crypto.h>
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#include <openssl/opensslv.h>
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#if OPENSSL_VERSION_NUMBER >= 0x30000000L && OPENSSL_API_LEVEL >= 30000
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#include <openssl/provider.h>
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#endif
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#include <isc/fips.h>
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#include <isc/md.h>
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#include <isc/mem.h>
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#include <isc/net.h>
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#include <isc/util.h>
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#include <dns/edns.h>
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#include <dst/dst.h>
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static void
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usage(void) {
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fprintf(stderr, "usage: feature-test <arg>\n");
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fprintf(stderr, "args:\n");
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fprintf(stderr, "\t--edns-version\n");
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fprintf(stderr, "\t--enable-dnsrps\n");
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fprintf(stderr, "\t--enable-dnstap\n");
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fprintf(stderr, "\t--enable-querytrace\n");
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fprintf(stderr, "\t--fips-provider\n");
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fprintf(stderr, "\t--gethostname\n");
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fprintf(stderr, "\t--gssapi\n");
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fprintf(stderr, "\t--have-fips-dh\n");
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fprintf(stderr, "\t--have-fips-mode\n");
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fprintf(stderr, "\t--have-geoip2\n");
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fprintf(stderr, "\t--have-json-c\n");
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fprintf(stderr, "\t--have-libxml2\n");
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fprintf(stderr, "\t--ipv6only=no\n");
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fprintf(stderr, "\t--md5\n");
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fprintf(stderr, "\t--rsasha1\n");
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fprintf(stderr, "\t--tsan\n");
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fprintf(stderr, "\t--with-dlz-filesystem\n");
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fprintf(stderr, "\t--with-libidn2\n");
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fprintf(stderr, "\t--with-lmdb\n");
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fprintf(stderr, "\t--with-libnghttp2\n");
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fprintf(stderr, "\t--with-zlib\n");
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}
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int
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main(int argc, char **argv) {
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if (argc != 2) {
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usage();
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return (1);
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}
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if (strcmp(argv[1], "--edns-version") == 0) {
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#ifdef DNS_EDNS_VERSION
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printf("%d\n", DNS_EDNS_VERSION);
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#else /* ifdef DNS_EDNS_VERSION */
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printf("0\n");
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#endif /* ifdef DNS_EDNS_VERSION */
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return (0);
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}
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if (strcmp(argv[1], "--enable-dnsrps") == 0) {
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#ifdef USE_DNSRPS
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return (0);
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#else /* ifdef USE_DNSRPS */
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return (1);
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#endif /* ifdef USE_DNSRPS */
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}
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if (strcmp(argv[1], "--enable-dnstap") == 0) {
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#ifdef HAVE_DNSTAP
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return (0);
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#else /* ifdef HAVE_DNSTAP */
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return (1);
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#endif /* ifdef HAVE_DNSTAP */
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}
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if (strcmp(argv[1], "--enable-querytrace") == 0) {
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#ifdef WANT_QUERYTRACE
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return (0);
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#else /* ifdef WANT_QUERYTRACE */
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return (1);
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#endif /* ifdef WANT_QUERYTRACE */
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}
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if (strcasecmp(argv[1], "--fips-provider") == 0) {
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#if OPENSSL_VERSION_NUMBER >= 0x30000000L && OPENSSL_API_LEVEL >= 30000
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OSSL_PROVIDER *fips = OSSL_PROVIDER_load(NULL, "fips");
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if (fips != NULL) {
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OSSL_PROVIDER_unload(fips);
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}
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return (fips != NULL ? 0 : 1);
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#else
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return (1);
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#endif
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}
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if (strcmp(argv[1], "--gethostname") == 0) {
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char hostname[_POSIX_HOST_NAME_MAX + 1];
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int n;
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n = gethostname(hostname, sizeof(hostname));
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if (n == -1) {
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perror("gethostname");
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return (1);
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}
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fprintf(stdout, "%s\n", hostname);
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return (0);
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}
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if (strcmp(argv[1], "--gssapi") == 0) {
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#if HAVE_GSSAPI
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return (0);
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#else /* HAVE_GSSAPI */
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return (1);
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#endif /* HAVE_GSSAPI */
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}
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if (strcmp(argv[1], "--have-fips-dh") == 0) {
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#if defined(ENABLE_FIPS_MODE)
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#if OPENSSL_VERSION_NUMBER >= 0x30000000L && OPENSSL_API_LEVEL >= 30000
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return (0);
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#else
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return (1);
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#endif
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#else
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if (isc_fips_mode()) {
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#if OPENSSL_VERSION_NUMBER >= 0x30000000L && OPENSSL_API_LEVEL >= 30000
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return (0);
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#else
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return (1);
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#endif
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}
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return (0);
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#endif
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}
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if (strcmp(argv[1], "--have-fips-mode") == 0) {
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#if defined(ENABLE_FIPS_MODE)
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return (0);
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#else
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return (isc_fips_mode() ? 0 : 1);
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#endif
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}
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if (strcmp(argv[1], "--have-geoip2") == 0) {
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#ifdef HAVE_GEOIP2
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return (0);
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#else /* ifdef HAVE_GEOIP2 */
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return (1);
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#endif /* ifdef HAVE_GEOIP2 */
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}
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if (strcmp(argv[1], "--have-json-c") == 0) {
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#ifdef HAVE_JSON_C
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return (0);
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#else /* ifdef HAVE_JSON_C */
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return (1);
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#endif /* ifdef HAVE_JSON_C */
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}
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if (strcmp(argv[1], "--have-libxml2") == 0) {
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#ifdef HAVE_LIBXML2
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return (0);
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#else /* ifdef HAVE_LIBXML2 */
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return (1);
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#endif /* ifdef HAVE_LIBXML2 */
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}
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if (strcmp(argv[1], "--tsan") == 0) {
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#if defined(__has_feature)
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#if __has_feature(thread_sanitizer)
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return (0);
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#endif
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#endif
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#if __SANITIZE_THREAD__
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return (0);
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#else
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return (1);
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#endif
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}
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if (strcmp(argv[1], "--md5") == 0) {
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isc_mem_t *mctx = NULL;
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int answer;
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isc_mem_create(&mctx);
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dst_lib_init(mctx, NULL);
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answer = dst_algorithm_supported(DST_ALG_HMACMD5) ? 0 : 1;
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dst_lib_destroy();
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isc_mem_detach(&mctx);
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return (answer);
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}
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if (strcmp(argv[1], "--ipv6only=no") == 0) {
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#if defined(IPPROTO_IPV6) && defined(IPV6_V6ONLY)
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int s;
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int n = -1;
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int v6only = -1;
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socklen_t len = sizeof(v6only);
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s = socket(AF_INET6, SOCK_DGRAM, IPPROTO_UDP);
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if (s >= 0) {
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n = getsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY,
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(void *)&v6only, &len);
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close(s);
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}
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return ((n == 0 && v6only == 0) ? 0 : 1);
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#else /* defined(IPPROTO_IPV6) && defined(IPV6_V6ONLY) */
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return (1);
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#endif /* defined(IPPROTO_IPV6) && defined(IPV6_V6ONLY) */
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}
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if (strcasecmp(argv[1], "--rsasha1") == 0) {
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int answer;
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isc_mem_t *mctx = NULL;
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isc_mem_create(&mctx);
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dst_lib_init(mctx, NULL);
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answer = dst_algorithm_supported(DST_ALG_RSASHA1) ? 0 : 1;
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dst_lib_destroy();
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isc_mem_detach(&mctx);
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return (answer);
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}
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if (strcmp(argv[1], "--with-dlz-filesystem") == 0) {
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#ifdef DLZ_FILESYSTEM
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return (0);
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#else /* ifdef DLZ_FILESYSTEM */
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return (1);
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#endif /* ifdef DLZ_FILESYSTEM */
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}
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if (strcmp(argv[1], "--with-libidn2") == 0) {
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#ifdef HAVE_LIBIDN2
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return (0);
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#else /* ifdef HAVE_LIBIDN2 */
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return (1);
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#endif /* ifdef HAVE_LIBIDN2 */
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}
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if (strcmp(argv[1], "--with-lmdb") == 0) {
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#ifdef HAVE_LMDB
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return (0);
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#else /* ifdef HAVE_LMDB */
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return (1);
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#endif /* ifdef HAVE_LMDB */
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}
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if (strcmp(argv[1], "--with-libnghttp2") == 0) {
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#ifdef HAVE_LIBNGHTTP2
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return (0);
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#else /* ifdef HAVE_LIBNGHTTP2 */
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return (1);
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#endif /* ifdef HAVE_LIBNGHTTP2 */
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}
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if (strcmp(argv[1], "--with-zlib") == 0) {
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#ifdef HAVE_ZLIB
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return (0);
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#else /* ifdef HAVE_ZLIB */
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return (1);
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#endif /* ifdef HAVE_ZLIB */
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}
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fprintf(stderr, "unknown arg: %s\n", argv[1]);
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usage();
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return (1);
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}
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