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86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
/* @(#)rstat.c 2.3 88/11/30 4.0 RPCSRC */
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/*
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* Simple program that prints the status of a remote host, in a format
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* similar to that used by the 'w' command, using the rstat.x service.
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*/
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#include <stdio.h>
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#include <sys/param.h>
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#include <rpc/rpc.h> /* include <sys/time.h> */
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#include "rstat.h"
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main(argc, argv)
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int argc;
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char **argv;
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{
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char *host;
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CLIENT *rstat_clnt;
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statstime *host_stat;
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struct tm *tmp_time;
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struct tm host_time;
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struct tm host_uptime;
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char days_buf[16];
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char hours_buf[16];
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if (argc != 2)
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{
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fprintf(stderr, "usage: %s \"host\"\n", argv[0]);
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exit(1);
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}
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host = argv[1];
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/* client handle to rstat */
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rstat_clnt = clnt_create(host, RSTATPROG, RSTATVERS_TIME, "udp");
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if (rstat_clnt == NULL)
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{
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clnt_pcreateerror(argv[0]);
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exit(1);
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}
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host_stat = rstatproc_stats_3(NULL, rstat_clnt);
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if (host_stat == NULL)
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{
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clnt_perror(rstat_clnt, argv[0]);
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exit(1);
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}
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tmp_time = localtime(&host_stat->curtime.tv_sec);
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host_time = *tmp_time;
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host_stat->curtime.tv_sec -= host_stat->boottime.tv_sec;
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tmp_time = gmtime(&host_stat->curtime.tv_sec);
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host_uptime = *tmp_time;
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if (host_uptime.tm_yday != 0)
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sprintf(days_buf, "%d day%s, ", host_uptime.tm_yday,
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(host_uptime.tm_yday > 1) ? "s" : "");
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else
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days_buf[0] = '\0';
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if (host_uptime.tm_hour != 0)
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sprintf(hours_buf, "%2d:%02d,",
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host_uptime.tm_hour, host_uptime.tm_min);
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else
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if (host_uptime.tm_min != 0)
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sprintf(hours_buf, "%2d mins,", host_uptime.tm_min);
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else
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hours_buf[0] = '\0';
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printf(" %2d:%02d%cm up %s%s load average: %.2f %.2f %.2f\n",
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(host_time.tm_hour > 12) ? host_time.tm_hour - 12
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: host_time.tm_hour,
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host_time.tm_min,
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(host_time.tm_hour >= 12) ? 'p'
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: 'a',
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days_buf,
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hours_buf,
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(double)host_stat->avenrun[0]/FSCALE,
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(double)host_stat->avenrun[1]/FSCALE,
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(double)host_stat->avenrun[2]/FSCALE);
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exit(0);
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}
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