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kolobus/ip-cached.sh

Created June 26, 2022 00:33
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Fetch new IP and cache it to shared memory
Raw
ip-cached.sh
#!/bin/bash
if [ ! -f "/dev/shm/node-ip" ]; then
curl -s4 checkip.amazonaws.com > /dev/shm/node-ip
echo "*********** IP renewed *************"
fi
nn_ipaddress=$(cat /dev/shm/node-ip)
echo $nn_ipaddress
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