check_linux_uptime

#!/bin/bash

response=$(ssh nagios@$1 "/usr/bin/uptime" | cut -d',' -f 1 | cut -c 11-)
if [[ -z $response ]]
then
	echo "SSH Error"
	exit 3
fi

if [[ $response = *"min"* ]]
then
	perfData=$(echo $response | awk '{print $2}')
elif [[ $response = *"hour"* ]]
then
	perfData=$(echo $response | awk '{print $2 * 60}')
elif [[ $response = *"day"* ]]
then
  perfData=$(echo $response | awk '{print $2 * 1440}')
else
	hours=$(echo $response | awk '{print $2}' | cut -d':' -f 1)
	minutes=$(echo $response | awk '{print $2}' | cut -d':' -f 2)
	perfData=$( bc -l <<<"60*$hours + $minutes" )
fi

echo "$response | DurationInMinutes=$perfData"
exit 0