test harness for gethostbyname()/gethostbyaddr() and their internal bits.
XXX[1]: How can we avoid using hard-coded hosts for DNS XXX[2]: How do we test NIS?
This commit is contained in:
christos
parent
02dd244775
commit
0f567347d0
@ -1,10 +1,11 @@
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# $NetBSD: Makefile,v 1.7 2012/09/15 16:22:58 plunky Exp $
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# $NetBSD: Makefile,v 1.8 2013/08/16 15:29:45 christos Exp $
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.include <bsd.own.mk>
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MKMAN= no
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TESTS_SUBDIRS+= getaddrinfo
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FILES+=hosts
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TESTSDIR= ${TESTSBASE}/lib/libc/net
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@ -19,12 +20,20 @@ aton_ether_subr.c: gen_ether_subr ${NETBSDSRCDIR}/sys/net/if_ethersubr.c
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TESTS_SH+= t_nsdispatch
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TESTS_SH+= t_protoent
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TESTS_SH+= t_servent
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TESTS_SH+= t_hostent
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BINDIR= ${TESTSDIR}
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PROGS+= h_nsd_recurse
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PROGS+= h_protoent
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PROGS+= h_servent
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PROGS+= h_hostent
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CPPFLAGS.h_hostent.c += -I${NETBSDSRCDIR}/lib/libc/net
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# For easy debugging, without installing libc
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#.PATH.c:${NETBSDSRCDIR}/lib/libc/net
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#SRCS.h_hostent = h_hostent.c gethnamaddr.c
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#DBG=-g3
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LDADD.h_nsd_recurse+= -lpthread
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190
tests/lib/libc/net/h_hostent.c
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190
tests/lib/libc/net/h_hostent.c
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@ -0,0 +1,190 @@
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/* $NetBSD: h_hostent.c,v 1.1 2013/08/16 15:29:45 christos Exp $ */
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/*-
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* Copyright (c) 2013 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Christos Zoulas.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__RCSID("$NetBSD: h_hostent.c,v 1.1 2013/08/16 15:29:45 christos Exp $");
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#include <stdio.h>
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#include <string.h>
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#include <nsswitch.h>
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#include <netdb.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <err.h>
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#include <netinet/in.h>
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#include <sys/types.h>
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#include <arpa/nameser.h>
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#include <arpa/inet.h>
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#include "hostent.h"
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static void
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phostent(const struct hostent *h)
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{
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size_t i;
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char buf[1024];
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const int af = h->h_length == NS_INADDRSZ ? AF_INET : AF_INET6;
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printf("name=%s, length=%d, addrtype=%d, aliases=[",
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h->h_name, h->h_length, h->h_addrtype);
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for (i = 0; h->h_aliases[i]; i++)
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printf("%s%s", i == 0 ? "" : " ", h->h_aliases[i]);
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printf("] addr_list=[");
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for (i = 0; h->h_addr_list[i]; i++)
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printf("%s%s", i == 0 ? "" : " ", inet_ntop(af,
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h->h_addr_list[i], buf, (socklen_t)sizeof(buf)));
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printf("]\n");
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}
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static void
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usage(void)
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{
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(void)fprintf(stderr, "Usage: %s [-f <hostsfile>] "
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"[-t <any|dns|nis|files>] "
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"[-46a] <name|address>\n", getprogname());
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exit(EXIT_FAILURE);
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}
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static void
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getby(int (*f)(void *, void *, va_list), struct getnamaddr *info, ...)
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{
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va_list ap;
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int e;
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va_start(ap, info);
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e = (*f)(info, NULL, ap);
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va_end(ap);
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switch (e) {
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case NS_SUCCESS:
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phostent(info->hp);
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break;
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default:
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printf("error %d\n", e);
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break;
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}
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}
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static void
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geta(struct hostent *hp) {
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if (hp == NULL)
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printf("error %d\n", h_errno);
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else
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phostent(hp);
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}
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int
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main(int argc, char *argv[])
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{
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int (*f)(void *, void *, va_list) = NULL;
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const char *type = "any";
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int c, af, e, byaddr, len;
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struct hostent hent;
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struct getnamaddr info;
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char buf[4096];
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af = AF_INET;
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byaddr = 0;
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len = 0;
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info.hp = &hent;
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info.buf = buf;
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info.buflen = sizeof(buf);
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info.he = &e;
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while ((c = getopt(argc, argv, "46af:t:")) != -1) {
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switch (c) {
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case '4':
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af = AF_INET;
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break;
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case '6':
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af = AF_INET6;
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break;
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case 'a':
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byaddr++;
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break;
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case 't':
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type = optarg;
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break;
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case 'f':
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_hf_sethostsfile(optarg);
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break;
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default:
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usage();
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}
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}
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argc -= optind;
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argv += optind;
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if (argc != 1)
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usage();
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switch (*type) {
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case 'a':
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break;
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case 'd':
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f = byaddr ? _dns_gethtbyaddr : _dns_gethtbyname;
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break;
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#ifdef YP
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case 'n':
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f = byaddr ? _yp_gethtbyaddr : _yp_gethtbyname;
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break;
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#endif
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case 'f':
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f = byaddr ? _hf_gethtbyaddr : _hf_gethtbyname;
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break;
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default:
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errx(EXIT_FAILURE, "Unknown db type `%s'", type);
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}
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if (byaddr) {
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struct in6_addr addr;
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af = strchr(*argv, ':') ? AF_INET6 : AF_INET;
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len = af == AF_INET ? NS_INADDRSZ : NS_IN6ADDRSZ;
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if (inet_pton(af, *argv, &addr) == -1)
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err(EXIT_FAILURE, "Can't parse `%s'", *argv);
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if (*type == 'a')
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geta(gethostbyaddr((const char *)&addr, len, af));
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else
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getby(f, &info, &addr, len, af);
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} else {
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if (*type == 'a')
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geta(gethostbyname2(*argv, af));
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else
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getby(f, &info, *argv, len, af);
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}
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return 0;
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}
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11
tests/lib/libc/net/hosts
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11
tests/lib/libc/net/hosts
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# $NetBSD: hosts,v 1.1 2013/08/16 15:29:45 christos Exp $
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#
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# Host Database
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# This file should contain the addresses and aliases
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# for local hosts that share this file.
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# It is used only for "ifconfig" and other operations
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# before the nameserver is started.
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#
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#
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::1 localhost localhost. localhost.localdomain.
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127.0.0.1 localhost localhost. localhost.localdomain.
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188
tests/lib/libc/net/t_hostent.sh
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188
tests/lib/libc/net/t_hostent.sh
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# $NetBSD: t_hostent.sh,v 1.1 2013/08/16 15:29:45 christos Exp $
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#
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# Copyright (c) 2008 The NetBSD Foundation, Inc.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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n6="sixthavenue.astron.com"
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a6="2620:106:3000:100:2e0:81ff:fe2f:e5d6"
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ans6="name=$n6, length=16, addrtype=24, aliases=[] addr_list=[$a6]\n"
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n4="sixthavenue.astron.com"
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a4="208.77.212.99"
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ans4="name=$n4, length=4, addrtype=2, aliases=[] addr_list=[$a4]\n"
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l6="localhost"
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al6="::1"
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loc6="name=$l6, length=16, addrtype=24, aliases=[localhost. localhost.localdomain.] addr_list=[$al6]\n"
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l4="localhost"
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al4="127.0.0.1"
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loc4="name=$l4, length=4, addrtype=2, aliases=[localhost. localhost.localdomain.] addr_list=[$al4]\n"
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atf_test_case gethostbyname4
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gethostbyname4_head()
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{
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atf_set "descr" "Checks gethostbyname2(3) for AF_INET (auto, as determined by nsswitch.conf(5)"
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}
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gethostbyname4_body()
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{
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atf_check -o inline:"$ans4" -x "$(atf_get_srcdir)/h_hostent -t auto -4 $n4"
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}
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atf_test_case gethostbyname6
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gethostbyname6_head()
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{
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atf_set "descr" "Checks gethostbyname2(3) for AF_INET6 (auto, as determined by nsswitch.conf(5)"
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}
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gethostbyname6_body()
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{
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atf_check -o inline:"$ans6" -x "$(atf_get_srcdir)/h_hostent -t auto -6 $n6"
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}
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atf_test_case gethostbyaddr4
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gethostbyaddr4_head()
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{
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atf_set "descr" "Checks gethostbyaddr(3) for AF_INET (auto, as determined by nsswitch.conf(5)"
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}
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gethostbyaddr4_body()
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{
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atf_check -o inline:"$ans4" -x "$(atf_get_srcdir)/h_hostent -t auto -a $a4"
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}
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atf_test_case gethostbyaddr6
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gethostbyaddr6_head()
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{
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atf_set "descr" "Checks gethostbyaddr(3) for AF_INET6 (auto, as determined by nsswitch.conf(5)"
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}
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gethostbyaddr6_body()
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{
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atf_check -o inline:"$ans6" -x "$(atf_get_srcdir)/h_hostent -t auto -a $a6"
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}
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atf_test_case hostsbynamelookup4
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hostsbynamelookup4_head()
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{
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atf_set "descr" "Checks /etc/hosts name lookup for AF_INET"
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}
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hostsbynamelookup4_body()
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{
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local dir=$(atf_get_srcdir)
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atf_check -o inline:"$loc4" -x "$dir/h_hostent -f $dir/hosts -t file -4 $l4"
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}
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atf_test_case hostsbynamelookup6
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hostsbynamelookup6_head()
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{
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atf_set "descr" "Checks /etc/hosts name lookup for AF_INET6"
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}
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hostsbynamelookup6_body()
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{
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local dir=$(atf_get_srcdir)
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atf_check -o inline:"$loc6" -x "$dir/h_hostent -f $dir/hosts -t file -6 $l6"
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}
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atf_test_case hostsbyaddrlookup4
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hostsbyaddrlookup4_head()
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{
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atf_set "descr" "Checks /etc/hosts address lookup for AF_INET"
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}
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hostsbyaddrlookup4_body()
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{
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local dir=$(atf_get_srcdir)
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atf_check -o inline:"$loc4" -x "$dir/h_hostent -f $dir/hosts -t file -4 -a $al4"
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}
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atf_test_case hostsbyaddrlookup6
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hostsbyaddrlookup6_head()
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{
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atf_set "descr" "Checks /etc/hosts address lookup for AF_INET6"
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}
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hostsbyaddrlookup6_body()
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{
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local dir=$(atf_get_srcdir)
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atf_check -o inline:"$loc6" -x "$dir/h_hostent -f $dir/hosts -t file -6 -a $al6"
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}
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atf_test_case dnsbynamelookup4
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dnsbynamelookup4_head()
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{
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atf_set "descr" "Checks DNS name lookup for AF_INET"
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}
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dnsbynamelookup4_body()
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{
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local dir=$(atf_get_srcdir)
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atf_check -o inline:"$ans4" -x "$dir/h_hostent -t dns -4 $n4"
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}
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atf_test_case dnsbynamelookup6
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dnsbynamelookup6_head()
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{
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atf_set "descr" "Checks DNS name lookup for AF_INET6"
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}
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dnsbynamelookup6_body()
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{
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local dir=$(atf_get_srcdir)
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atf_check -o inline:"$ans6" -x "$dir/h_hostent -t dns -6 $n6"
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}
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atf_test_case dnsbyaddrlookup4
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dnsbyaddrlookup4_head()
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{
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atf_set "descr" "Checks DNS address lookup for AF_INET"
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}
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dnsbyaddrlookup4_body()
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{
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local dir=$(atf_get_srcdir)
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atf_check -o inline:"$ans4" -x "$dir/h_hostent -t dns -4 -a $a4"
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}
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atf_test_case dnsbyaddrlookup6
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dnsbyaddrlookup6_head()
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{
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atf_set "descr" "Checks dns address lookup for AF_INET6"
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}
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dnsbyaddrlookup6_body()
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{
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local dir=$(atf_get_srcdir)
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atf_check -o inline:"$ans6" -x "$dir/h_hostent -t dns -6 -a $a6"
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}
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atf_init_test_cases()
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{
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atf_add_test_case gethostbyname4
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atf_add_test_case gethostbyname6
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atf_add_test_case gethostbyaddr4
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atf_add_test_case gethostbyaddr6
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atf_add_test_case hostsbynamelookup4
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atf_add_test_case hostsbynamelookup6
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atf_add_test_case hostsbyaddrlookup4
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atf_add_test_case hostsbyaddrlookup6
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atf_add_test_case dnsbynamelookup4
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atf_add_test_case dnsbynamelookup6
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atf_add_test_case dnsbyaddrlookup4
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atf_add_test_case dnsbyaddrlookup6
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}
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