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Get uptime and second conversion
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#!/bin/bash - | |
PROGRAM="${0##*/}" | |
IFS="." | |
for i in $(cat /proc/uptime) | |
do | |
UPTIME=$i | |
break | |
done | |
SECONDS_IN_DAY=86400 | |
SECONDS_IN_HOUR=3600 | |
MINUTES_IN_HOUR=60 | |
SECONDS_IN_MINUTE=60 | |
VERBOSE=0 | |
HELP="\ | |
$PROGRAM - report uptime and second conversion | |
Usage: $PROGRAM [-h] [-v] [-s sec] | |
-h show this help and exit | |
-v show verbose output | |
-s sec convert seconds to formatted time\ | |
" | |
while [ $# -gt 0 ] | |
do | |
case $1 in | |
-h|--h*) | |
echo "$HELP" | |
exit | |
;; | |
-v|--v*) | |
shift | |
VERBOSE=1 | |
;; | |
-s|--s*) | |
shift | |
if [ "$1" ]; then | |
case $1 in | |
*[!0-9]*) | |
echo "invalid argument - $1" | |
echo "$HELP" | |
exit 1 | |
;; | |
*) | |
UPTIME=$1 | |
shift | |
;; | |
esac | |
else | |
echo "-s flag requires an argument." | |
echo "$HELP" | |
exit 1 | |
fi | |
;; | |
*) | |
echo "invalid flag - $1" | |
echo "$HELP" | |
exit 1 | |
;; | |
esac | |
done | |
case $VERBOSE in | |
0) | |
days=$(( UPTIME / SECONDS_IN_DAY )) | |
SECONDS=$(( UPTIME % SECONDS_IN_DAY )) | |
printf "%02d:%02d:%02d:%02d\n" "$days" "$((SECONDS / SECONDS_IN_HOUR))" \ | |
"$(((SECONDS / SECONDS_IN_MINUTE) % MINUTES_IN_HOUR))" "$((SECONDS % SECONDS_IN_MINUTE))" | |
;; | |
1) | |
days=$(( UPTIME / SECONDS_IN_DAY )) | |
SECONDS=$(( UPTIME % SECONDS_IN_DAY )) | |
printf "$days days, $((SECONDS / SECONDS_IN_HOUR)) hours, " | |
printf "$(((SECONDS / SECONDS_IN_MINUTE) % MINUTES_IN_HOUR)) minutes, " | |
printf "$((SECONDS % SECONDS_IN_MINUTE)) seconds\n" | |
;; | |
esac |
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