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ttlequals0/isitup

Created March 31, 2017 01:05
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isitup
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isitup
isitup () {
ip=$1
while [ "$status" != "0" ]
do
echo -e "$ip is down!"
sleep 15
ssh-keyscan $ip 2>&1 | grep -v "^$" > /dev/null
status=$?
done
echo " $ip is up!"
}
Output:
10.16.92.62 is down!
10.16.92.62 is down!
10.16.92.62 is down!
10.16.92.62 is up!
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