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. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * $FreeBSD: src/usr.bin/rup/rup.c,v 1.19 2005/12/04 18:25:26 philip Exp $
30 * $DragonFly: src/usr.bin/rup/rup.c,v 1.5 2005/08/04 18:21:25 liamfoy Exp $
32 #include <sys/param.h>
33 #include <sys/socket.h>
35 #include <arpa/inet.h>
37 #include <rpc/pmap_clnt.h>
38 #undef FSHIFT /* Use protocol's shift and scale values */
40 #include <rpcsvc/rstat.h>
53 struct host_list *next;
58 search_host(struct in_addr addr)
65 for (hp = hosts; hp != NULL; hp = hp->next) {
66 if (hp->addr.s_addr == addr.s_addr)
73 remember_host(struct in_addr addr)
77 if ((hp = malloc(sizeof(struct host_list))) == NULL)
78 err(1, "malloc failed");
79 hp->addr.s_addr = addr.s_addr;
85 rstat_reply(caddr_t replyp, struct sockaddr_in *raddrp)
89 struct tm host_uptime;
94 statstime *host_stat = (statstime *)replyp;
97 if (search_host(raddrp->sin_addr))
100 hp = gethostbyaddr(&raddrp->sin_addr.s_addr, sizeof(struct in_addr),
105 host = inet_ntoa(raddrp->sin_addr);
107 /* truncate hostname to fit nicely into field */
108 if (strlen(host) > HOST_WIDTH)
109 host[HOST_WIDTH] = '\0';
111 printf("%-*s\t", HOST_WIDTH, host);
113 if (sizeof(time_t) == sizeof(host_stat->curtime.tv_sec)) {
114 tmp_time = localtime((time_t *)&host_stat->curtime.tv_sec);
115 host_time = *tmp_time;
117 host_stat->curtime.tv_sec -= host_stat->boottime.tv_sec;
119 tmp_time = gmtime((time_t *)&host_stat->curtime.tv_sec);
120 host_uptime = *tmp_time;
122 else { /* non-32-bit time_t */
123 tmp_time_t = host_stat->curtime.tv_sec;
124 tmp_time = localtime(&tmp_time_t);
125 host_time = *tmp_time;
127 host_stat->curtime.tv_sec -= host_stat->boottime.tv_sec;
129 tmp_time_t = host_stat->curtime.tv_sec;
130 tmp_time = gmtime(&tmp_time_t);
131 host_uptime = *tmp_time;
134 #define updays (host_stat->curtime.tv_sec / 86400)
135 if (host_uptime.tm_yday != 0)
136 snprintf(days_buf, sizeof days_buf, "%3d day%s, ", updays,
137 (updays > 1) ? "s" : "");
141 if (host_uptime.tm_hour != 0)
142 snprintf(hours_buf, sizeof hours_buf, "%2d:%02d, ",
143 host_uptime.tm_hour, host_uptime.tm_min);
144 else if (host_uptime.tm_min != 0)
145 snprintf(hours_buf, sizeof hours_buf, "%2d mins, ",
147 else if (host_stat->curtime.tv_sec < 60)
148 snprintf(hours_buf, sizeof hours_buf, "%2d secs, ",
153 printf(" %2d:%02d%cm up %9.9s%9.9s load average: %.2f %.2f %.2f\n",
154 (host_time.tm_hour % 12) ? host_time.tm_hour % 12 : 12,
156 (host_time.tm_hour >= 12) ? 'p' : 'a',
159 (double)host_stat->avenrun[0]/FSCALE,
160 (double)host_stat->avenrun[1]/FSCALE,
161 (double)host_stat->avenrun[2]/FSCALE);
163 remember_host(raddrp->sin_addr);
168 onehost(const char *host)
172 struct sockaddr_in addr;
176 hp = gethostbyname(host);
182 rstat_clnt = clnt_create(host, RSTATPROG, RSTATVERS_TIME, "udp");
183 if (rstat_clnt == NULL) {
184 clnt_pcreateerror(host);
188 bzero(&host_stat, sizeof(host_stat));
189 tv.tv_sec = 15; /* XXX ??? */
191 if (clnt_call(rstat_clnt, RSTATPROC_STATS, (xdrproc_t)xdr_void, NULL,
192 (xdrproc_t)xdr_statstime, &host_stat, tv) != RPC_SUCCESS) {
193 clnt_perror(rstat_clnt, host);
194 clnt_destroy(rstat_clnt);
198 addr.sin_addr.s_addr = *(int *)hp->h_addr;
199 rstat_reply((caddr_t)&host_stat, &addr);
200 clnt_destroy(rstat_clnt);
208 enum clnt_stat clnt_stat;
210 clnt_stat = clnt_broadcast(RSTATPROG, RSTATVERS_TIME, RSTATPROC_STATS,
211 (xdrproc_t)xdr_void, NULL,
212 (xdrproc_t)xdr_statstime, &host_stat,
213 (resultproc_t)rstat_reply);
214 if (clnt_stat != RPC_SUCCESS && clnt_stat != RPC_TIMEDOUT)
215 errx(1, "%s", clnt_sperrno(clnt_stat));
221 fprintf(stderr, "usage: rup [host ...]\n");
226 main(int argc, char *argv[])
231 while ((ch = getopt(argc, argv, "")) != -1)
242 for (; optind < argc; optind++)
243 retval += onehost(argv[optind]);
245 exit(retval ? 1 : 0);