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/* Uptimed 0.03 (uprecords)
(c) Copyright 1998 Rob Kaper (cap@capsi.com)
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include <sys/utsname.h>
#define BOLD "[1m"
#define PLAIN "[0m"
FILE *f;
char str[256], sys[32];
time_t utime, btime, last, first, now, tmp;
int main(int, char**);
int displayrecords();
char *time2unix(time_t);
int readbootid();
int readsysinfo();
int main(int argc, char **argv)
{
readbootid();
readsysinfo();
if (argv[1] && !strcasecmp(argv[1], "-f")) { while(1) { displayrecords(1); sleep(5); } }
else displayrecords(0);
return 0;
}
int displayrecords(int cls)
{
time_t btime_arr[10], utime_arr[10];
char sys_arr[10][32];
int i=0, currentdone=0;
now=time(0);
f=fopen("/proc/uptime", "r");
if (!f) { printf ("uprecords: error opening /proc file!\n"); return -1; }
else
{
fgets(str, sizeof(str), f);
if (str) utime=atoi(str);
else { printf ("uprecords: error reading /proc file!\n"); return -1; }
fclose(f);
}
f=fopen("/var/log/uptimed.log", "r");
if (!f)
{
printf("uprecords: cannot read log file, run uptimed as root first!\n");
exit(-1);
}
for (i=0;i<10;i++)
{
fgets(str, sizeof(str), f);
if (str && strstr(str, ":"))
{
utime_arr[i]=atoi(strtok(str, ":"));
btime_arr[i]=atoi(strtok(NULL, ":"));
strcpy(sys_arr[i], strtok(NULL, "\n"));
}
}
fclose(f);
if (cls) printf("[H[J");
printf(" %3s %20s | %-18s %30s\n", "#", "Uptime", "System", "Boot up ");
printf("----------------------------+-------------------------------------------------\n");
for (i=0;i<10;i++)
{
if (btime_arr[i]!=0)
{
if (btime_arr[i]==btime)
{
printf(BOLD "-> %3d %20s " PLAIN "|" BOLD " %-18s %30s" PLAIN, i+1, time2unix(utime), sys_arr[i], ctime(&btime_arr[i]));
currentdone++;
if (i!=0) last=utime_arr[i-1];
else first=0;
}
else
{
printf(" %3d %20s | %-18s %30s", i+1, time2unix(utime_arr[i]), sys_arr[i], ctime(&btime_arr[i]));
if (i==0) first=utime_arr[i];
}
}
}
if (!currentdone)
{
printf("----------------------------+-------------------------------------------------\n");
printf(BOLD "-> %3s %20s " PLAIN "|" BOLD " %-18s %30s" PLAIN, "now", time2unix(utime), sys, ctime(&btime));
last=utime_arr[i-1];
}
printf("----------------------------+-------------------------------------------------\n");
if (last && last!=first) { tmp=now+last-utime; printf("1up in %20s | %-18s %30s", time2unix(last-utime), "", ctime(&tmp)); }
if (first) { tmp=now+first-utime; printf("no1 in %20s | %-18s %30s", time2unix(first-utime), "", ctime(&tmp)); }
return 0;
}
char *time2unix (time_t t)
{
static char timebuf[20] = "";
int sec, min, hour, day;
sec = t % 60;
t /= 60;
min = t % 60;
t /= 60;
hour = t % 24;
t /= 24;
day = t;
sprintf(timebuf,"%d %s, %.2d:%.2d:%.2d", day, (day == 1 ? "day " : "days"), hour, min, sec);
return timebuf;
}
int readbootid()
{
f=fopen("/var/run/uptimed.bootid", "r");
if (!f) { printf("uprecords: cannot read boot id, exiting!\n"); exit(-1); }
else
{
fgets(str, sizeof(str), f);
if (str) btime=atoi(str);
else { printf("uprecords: cannot read boot id, exiting!\n"); exit(-1); }
fclose(f);
}
return 0;
}
int readsysinfo()
{
struct utsname temp_uname;
if (!uname(&temp_uname)) sprintf(sys, "%s %s", temp_uname.sysname, temp_uname.release);
else sprintf(sys, "unknown");
return 0;
}
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