28 lines
672 B
Bash
28 lines
672 B
Bash
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#!/bin/bash
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if [ -f /proc/uptime ] ; then
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uptime_sec=$(cat /proc/uptime)
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uptime_sec_cut=$(echo ${uptime_sec} | tr -s " " | cut -d " " -f 1 | cut -d "." -f 1)
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uptime_min=$(expr ${uptime_sec_cut} / 60)
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if [ ${uptime_min} -le 59 ] ; then
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uptime="${uptime_min}min"
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else
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uptime_hour=$(expr ${uptime_min} / 60)
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if [ ${uptime_hour} -le 23 ] ; then
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uptime="${uptime_hour}h"
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else
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uptime_day=$(expr ${uptime_hour} / 24)
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uptime="${uptime_day}d"
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fi
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fi
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else
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uptime=$(uptime 2> /dev/null | tr -s " " | cut -d "," -f 1)
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if [ -z "${uptime}" ] ; then
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uptime="Unknown"
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else
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uptime=$(echo ${uptime})
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fi
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fi
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echo "${uptime}"
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