2 * Copyright (c) 1993, John Brezak
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 static const char rcsid[] =
36 "$Id: rup.c,v 1.9 1997/09/15 09:46:42 jkh Exp $";
45 #include <sys/param.h>
46 #include <sys/socket.h>
49 #include <rpc/pmap_clnt.h>
50 #include <arpa/inet.h>
51 #undef FSHIFT /* Use protocol's shift and scale values */
53 #include <rpcsvc/rstat.h>
58 struct host_list *next;
62 int search_host(struct in_addr addr)
69 for (hp = hosts; hp != NULL; hp = hp->next) {
70 if (hp->addr.s_addr == addr.s_addr)
76 void remember_host(struct in_addr addr)
80 if (!(hp = (struct host_list *)malloc(sizeof(struct host_list))))
82 hp->addr.s_addr = addr.s_addr;
88 rstat_reply(char *replyp, struct sockaddr_in *raddrp)
92 struct tm host_uptime;
97 statstime *host_stat = (statstime *)replyp;
99 if (search_host(raddrp->sin_addr))
102 hp = gethostbyaddr((char *)&raddrp->sin_addr.s_addr,
103 sizeof(struct in_addr), AF_INET);
107 host = inet_ntoa(raddrp->sin_addr);
109 /* truncate hostname to fit nicely into field */
110 if (strlen(host) > HOST_WIDTH)
111 host[HOST_WIDTH] = '\0';
113 printf("%-*s\t", HOST_WIDTH, host);
115 tmp_time = localtime((time_t *)&host_stat->curtime.tv_sec);
116 host_time = *tmp_time;
118 host_stat->curtime.tv_sec -= host_stat->boottime.tv_sec;
120 tmp_time = gmtime((time_t *)&host_stat->curtime.tv_sec);
121 host_uptime = *tmp_time;
123 #define updays (host_stat->curtime.tv_sec / 86400)
124 if (host_uptime.tm_yday != 0)
125 sprintf(days_buf, "%3d day%s, ", updays,
126 (updays > 1) ? "s" : "");
130 if (host_uptime.tm_hour != 0)
131 sprintf(hours_buf, "%2d:%02d, ",
132 host_uptime.tm_hour, host_uptime.tm_min);
134 if (host_uptime.tm_min != 0)
135 sprintf(hours_buf, "%2d mins, ", host_uptime.tm_min);
139 printf(" %2d:%02d%cm up %9.9s%9.9s load average: %.2f %.2f %.2f\n",
140 (host_time.tm_hour % 12) ? host_time.tm_hour % 12 : 12,
142 (host_time.tm_hour >= 12) ? 'p' : 'a',
145 (double)host_stat->avenrun[0]/FSCALE,
146 (double)host_stat->avenrun[1]/FSCALE,
147 (double)host_stat->avenrun[2]/FSCALE);
149 remember_host(raddrp->sin_addr);
158 struct sockaddr_in addr;
162 hp = gethostbyname(host);
164 warnx("unknown host \"%s\"", host);
168 rstat_clnt = clnt_create(host, RSTATPROG, RSTATVERS_TIME, "udp");
169 if (rstat_clnt == NULL) {
170 warnx("%s %s", host, clnt_spcreateerror(""));
174 bzero((char *)&host_stat, sizeof(host_stat));
175 tv.tv_sec = 15; /* XXX ??? */
177 if (clnt_call(rstat_clnt, RSTATPROC_STATS, xdr_void, NULL, xdr_statstime, &host_stat, tv) != RPC_SUCCESS) {
178 warnx("%s: %s", host, clnt_sperror(rstat_clnt, host));
182 addr.sin_addr.s_addr = *(int *)hp->h_addr;
183 rstat_reply((char *)&host_stat, &addr);
191 enum clnt_stat clnt_stat;
193 clnt_stat = clnt_broadcast(RSTATPROG, RSTATVERS_TIME, RSTATPROC_STATS,
195 xdr_statstime, (char *)&host_stat, rstat_reply);
196 if (clnt_stat != RPC_SUCCESS && clnt_stat != RPC_TIMEDOUT)
197 errx(1, "%s", clnt_sperrno(clnt_stat));
203 fprintf(stderr, "usage: rup [hosts ...]\n");
208 main(int argc, char *argv[])
213 while ((ch = getopt(argc, argv, "?")) != -1)
224 for (; optind < argc; optind++)
225 (void) onehost(argv[optind]);