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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* University Copyright- Copyright (c) 1982, 1986, 1988
* The Regents of the University of California
* All Rights Reserved
*
* University Acknowledgment- Portions of this document are derived from
* software developed by the University of California, Berkeley, and its
* contributors.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <stdlib.h>
#include <stdio.h>
#include <ctype.h>
#include <rpc/rpc.h>
#include <rpcsvc/spray.h>
#include <sys/poll.h>
enum clnt_stat sprayproc_spray_1nd(/*argp, clnt*/);
#define DEFBYTES 100000 /* default numbers of bytes to send */
#define MAXPACKETLEN 1514
#define SPRAYOVERHEAD 86 /* size of rpc packet when size=0 */
static void slp(int usecs);
static void usage(void);
int
main(int argc, char *argv[])
{
int c;
extern char *optarg;
extern int optind;
register CLIENT *clnt;
unsigned int i;
int delay = 0;
unsigned int psec, bsec;
int buf[SPRAYMAX/4];
char msgbuf[256];
unsigned int lnth, cnt;
sprayarr arr;
spraycumul cumul;
spraycumul *co;
char *host = NULL;
char *type;
if (argc < 2)
usage();
cnt = 0;
lnth = SPRAYOVERHEAD;
type = "netpath";
while (optind < argc) {
if (argv[optind][0] == '-') {
if ((c = getopt(argc, argv, "d:c:t:l:")) == EOF) {
break;
}
switch (c) {
case 'd':
delay = atoi(optarg);
break;
case 'c':
cnt = (unsigned int) atoi(optarg);
break;
case 't':
type = optarg;
break;
case 'l':
lnth = (unsigned int) atoi(optarg);
break;
default:
usage();
}
} else {
host = argv[optind++];
}
}
if (host == NULL)
usage();
clnt = clnt_create(host, SPRAYPROG, SPRAYVERS, type);
if (clnt == (CLIENT *)NULL) {
sprintf(msgbuf, "spray: cannot clnt_create %s:%s", host, type);
clnt_pcreateerror(msgbuf);
exit(1);
}
if (cnt == 0)
cnt = DEFBYTES/lnth;
if (lnth < SPRAYOVERHEAD)
lnth = SPRAYOVERHEAD;
else if (lnth >= SPRAYMAX)
lnth = SPRAYMAX;
if (lnth <= MAXPACKETLEN && lnth % 4 != 2)
lnth = ((lnth + 5) / 4) * 4 - 2;
arr.sprayarr_len = lnth - SPRAYOVERHEAD;
arr.sprayarr_val = (char *)buf;
printf("sending %u packets of length %u to %s ...", cnt, lnth, host);
fflush(stdout);
if (sprayproc_clear_1(NULL, clnt) == NULL) {
clnt_perror(clnt, "SPRAYPROC_CLEAR ");
exit(1);
}
for (i = 0; i < cnt; i++) {
sprayproc_spray_1nd(&arr, clnt);
if (delay > 0)
slp(delay);
}
if ((co = sprayproc_get_1(NULL, clnt)) == NULL) {
clnt_perror(clnt, "SPRAYPROC_GET ");
exit(1);
}
cumul = *co;
if (cumul.counter < cnt)
printf("\n\t%d packets (%.3f%%) dropped by %s\n",
cnt - cumul.counter,
100.0 * (cnt - cumul.counter)/cnt, host);
else
printf("\n\tno packets dropped by %s\n", host);
psec = (1000000.0 * cumul.counter)
/ (1000000.0 * cumul.clock.sec + cumul.clock.usec);
bsec = (lnth * 1000000.0 * cumul.counter)/
(1000000.0 * cumul.clock.sec + cumul.clock.usec);
printf("\t%u packets/sec, %u bytes/sec\n", psec, bsec);
exit(0);
/* NOTREACHED */
}
/*
* A special call, where the TIMEOUT is 0. So, every call times-out.
*/
static struct timeval TIMEOUT = { 0, 0 };
enum clnt_stat
sprayproc_spray_1nd(argp, clnt)
sprayarr *argp;
CLIENT *clnt;
{
return (clnt_call(clnt, SPRAYPROC_SPRAY, xdr_sprayarr, (caddr_t)argp,
xdr_void, NULL, TIMEOUT));
}
/* A cheap milliseconds sleep call */
static void
slp(usecs)
{
static struct pollfd pfds[1] = {
0, POLLIN, 0
};
pfds[0].fd = fileno(stdout);
poll(pfds, 1, usecs/1000);
}
static void
usage()
{
printf("spray host [-t nettype] [-l lnth] [-c cnt] [-d delay]\n");
exit(1);
}
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