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authorHajimu UMEMOTO <ume@FreeBSD.org>2005-05-04 11:55:42 +0000
committerHajimu UMEMOTO <ume@FreeBSD.org>2005-05-04 11:55:42 +0000
commitc01a5804daee286f3d3d7991634e26b908cd521a (patch)
treeccbbfd31d7df7cdb9f90471f97cfbd281d472433
parent5fce408cc44c737267aaaf0dcecd3454ba9089cd (diff)
downloadsrc-vendor/NetBSD/misc.tar.gz
src-vendor/NetBSD/misc.zip
import of parallel name resolution test.vendor/NetBSD/misc
Obtained from: NetBSD
Notes
Notes: svn path=/vendor/NetBSD/dist/; revision=145857
-rw-r--r--tools/regression/lib/libc/resolv/Makefile15
-rw-r--r--tools/regression/lib/libc/resolv/mach92
-rw-r--r--tools/regression/lib/libc/resolv/resolv.c212
3 files changed, 319 insertions, 0 deletions
diff --git a/tools/regression/lib/libc/resolv/Makefile b/tools/regression/lib/libc/resolv/Makefile
new file mode 100644
index 000000000000..7e57314d20fc
--- /dev/null
+++ b/tools/regression/lib/libc/resolv/Makefile
@@ -0,0 +1,15 @@
+# $NetBSD: Makefile,v 1.1 2004/05/13 19:17:12 christos Exp $
+
+NOMAN= # defined
+
+PROG= resolv
+
+# Note: this test relies on being dynamically linked. You will get a
+# spurious PASS for a statically linked test.
+DPADD+= ${LIBPTHREAD}
+LDADD+= -lpthread
+
+regress: ${PROG}
+ ./${PROG} ${.CURDIR}/mach
+
+.include <bsd.prog.mk>
diff --git a/tools/regression/lib/libc/resolv/mach b/tools/regression/lib/libc/resolv/mach
new file mode 100644
index 000000000000..f3c3981a0573
--- /dev/null
+++ b/tools/regression/lib/libc/resolv/mach
@@ -0,0 +1,92 @@
+above.warped.net
+anoncvs.cirr.com
+anoncvs.isc.netbsd.org
+anoncvs.leo.org
+anoncvs.netbsd.lt
+anoncvs.netbsd.ro
+anoncvs.netbsd.se
+antioche.antioche.eu.org
+boulder.tele.dk
+centaurus.4web.cz
+chur.math.ntnu.no
+cnftp.bjpu.edu.cn
+console.netbsd.org
+cvs.fi.netbsd.org
+cvs.mikrolahti.fi
+cvs.netbsd.org
+cvsup-netbsd.leo.org
+cvsup.netbsd.se
+cvsup.pasta.cs.uit.no
+ftp.bitcon.no
+ftp.chg.ru
+ftp.duth.gr
+ftp.estpak.ee
+ftp.fsn.hu
+ftp.funet.fi
+ftp.grondar.za
+ftp.leo.org
+ftp.netbsd.lt
+ftp.netbsd.org
+ftp.nluug.nl
+ftp.plig.org
+ftp.uni-erlangen.de
+ftp.xgate.co.kr
+gd.tuwien.ac.at
+gort.ludd.luth.se
+grappa.unix-ag.uni-kl.de
+info.wins.uva.nl
+irc.warped.net
+knug.youn.co.kr
+lala.iri.co.jp
+mail.jp.netbsd.org
+mail.kr.netbsd.org
+mail.netbsd.org
+melanoma.cs.rmit.edu.au
+mirror.aarnet.edu.au
+mirror.netbsd.com.br
+mirror03.inet.tele.dk
+moon.vub.ac.be
+nbwww.sergei.cc
+net.bsd.cz
+netbsd.3miasto.net
+netbsd.4ka.mipt.ru
+netbsd.apk.od.ua
+netbsd.csie.nctu.edu.tw
+netbsd.enderunix.org
+netbsd.ftp.fu-berlin.de
+netbsd.netlead.com.au
+netbsd.nsysu.edu.tw
+netbsd.pair.com
+netbsd.stevens-tech.edu
+netbsd.triada.bg
+netbsd.unix.net.nz
+netbsd.unixtech.be
+netbsd.vejas.lt
+netbsd.wagener-consulting.lu
+netbsd.zarco.org
+netbsdiso.interoute.net.uk
+netbsdwww.bitcon.no
+netbsdwww.cordef.com.pl
+netbsdwww.cs.rmit.edu.au
+netbsdwww.interoute.net.uk
+news.gw.com
+ns.netbsd.org
+pigu.iri.co.jp
+pluto.cdpa.nsysu.edu.tw
+projects.slowass.net
+server6.pasta.cs.uit.no
+skeleton.phys.spbu.ru
+snoopy.allbsd.org
+spike.allbsd.org
+sundry.netbsd.org
+tanya.sergei.cc
+web-a.fi.gw.com
+web-a.us.gw.com
+web.netbsd.mirror.arhea.net
+www.en.netbsd.de
+www.netbsd.cl
+www.netbsd.nl
+www.netbsd.org
+www.netbsd.ro
+zathras.netbsd.org
+zeppo.rediris.es
diff --git a/tools/regression/lib/libc/resolv/resolv.c b/tools/regression/lib/libc/resolv/resolv.c
new file mode 100644
index 000000000000..e1f654c1434e
--- /dev/null
+++ b/tools/regression/lib/libc/resolv/resolv.c
@@ -0,0 +1,212 @@
+/* $NetBSD: resolv.c,v 1.6 2004/05/23 16:59:11 christos Exp $ */
+
+/*-
+ * Copyright (c) 2004 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Christos Zoulas.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the NetBSD
+ * Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#include <sys/cdefs.h>
+__RCSID("$NetBSD: resolv.c,v 1.6 2004/05/23 16:59:11 christos Exp $");
+
+#include <pthread.h>
+#include <stdio.h>
+#include <netdb.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <err.h>
+#include <string.h>
+#include <stringlist.h>
+
+#define NTHREADS 10
+#define NHOSTS 100
+#define WS " \t\n\r"
+
+static StringList *hosts = NULL;
+static int debug = 0;
+static int *ask = NULL;
+static int *got = NULL;
+
+static void usage(void) __attribute__((__noreturn__));
+static void load(const char *);
+static void resolvone(int);
+static void *resolvloop(void *);
+static void run(int *);
+
+static pthread_mutex_t stats = PTHREAD_MUTEX_INITIALIZER;
+
+static void
+usage(void)
+{
+ (void)fprintf(stderr,
+ "Usage: %s [-d] [-h <nhosts>] [-n <nthreads>] <file> ...\n",
+ getprogname());
+ exit(1);
+}
+
+static void
+load(const char *fname)
+{
+ FILE *fp;
+ size_t len;
+ char *line;
+
+ if ((fp = fopen(fname, "r")) == NULL)
+ err(1, "Cannot open `%s'", fname);
+ while ((line = fgetln(fp, &len)) != NULL) {
+ char c = line[len];
+ char *ptr;
+ line[len] = '\0';
+ for (ptr = strtok(line, WS); ptr; ptr = strtok(NULL, WS))
+ sl_add(hosts, strdup(ptr));
+ line[len] = c;
+ }
+
+ (void)fclose(fp);
+}
+
+static void
+resolvone(int n)
+{
+ char buf[1024];
+ pthread_t self = pthread_self();
+ size_t i = (random() & 0x0fffffff) % hosts->sl_cur;
+ char *host = hosts->sl_str[i];
+ struct addrinfo *res;
+ int error, len;
+ if (debug) {
+ len = snprintf(buf, sizeof(buf), "%p: %d resolving %s %d\n",
+ self, n, host, (int)i);
+ (void)write(STDOUT_FILENO, buf, len);
+ }
+ error = getaddrinfo(host, NULL, NULL, &res);
+ if (debug) {
+ len = snprintf(buf, sizeof(buf), "%p: host %s %s\n",
+ self, host, error ? "not found" : "ok");
+ (void)write(STDOUT_FILENO, buf, len);
+ }
+ pthread_mutex_lock(&stats);
+ ask[i]++;
+ got[i] += error == 0;
+ pthread_mutex_unlock(&stats);
+ if (error == 0)
+ freeaddrinfo(res);
+}
+
+static void *
+resolvloop(void *p)
+{
+ int *nhosts = (int *)p;
+ if (*nhosts == 0)
+ return;
+ do
+ resolvone(*nhosts);
+ while (--(*nhosts));
+ return NULL;
+}
+
+static void
+run(int *nhosts)
+{
+ pthread_t self = pthread_self();
+ if (pthread_create(&self, NULL, resolvloop, nhosts) != 0)
+ err(1, "pthread_create");
+}
+
+int
+main(int argc, char *argv[])
+{
+ int nthreads = NTHREADS;
+ int nhosts = NHOSTS;
+ int i, c, done, *nleft;
+ hosts = sl_init();
+
+ srandom(1234);
+
+ while ((c = getopt(argc, argv, "dh:n:")) != -1)
+ switch (c) {
+ case 'd':
+ debug++;
+ break;
+ case 'h':
+ nhosts = atoi(optarg);
+ break;
+ case 'n':
+ nthreads = atoi(optarg);
+ break;
+ default:
+ usage();
+ }
+
+ for (i = optind; i < argc; i++)
+ load(argv[i]);
+
+ if (hosts->sl_cur == 0)
+ usage();
+
+ if ((nleft = malloc(nthreads * sizeof(int))) == NULL)
+ err(1, "malloc");
+ if ((ask = calloc(hosts->sl_cur, sizeof(int))) == NULL)
+ err(1, "calloc");
+ if ((got = calloc(hosts->sl_cur, sizeof(int))) == NULL)
+ err(1, "calloc");
+
+
+ for (i = 0; i < nthreads; i++) {
+ nleft[i] = nhosts;
+ run(&nleft[i]);
+ }
+
+ for (done = 0; !done;) {
+ done = 1;
+ for (i = 0; i < nthreads; i++) {
+ if (nleft[i] != 0) {
+ done = 0;
+ break;
+ }
+ }
+ sleep(1);
+ }
+ c = 0;
+ for (i = 0; i < hosts->sl_cur; i++) {
+ if (ask[i] != got[i] && got[i] != 0) {
+ warnx("Error: host %s ask %d got %d\n",
+ hosts->sl_str[i], ask[i], got[i]);
+ c++;
+ }
+ }
+ free(nleft);
+ free(ask);
+ free(got);
+ sl_free(hosts, 1);
+ return c;
+}