@grissess batch scripts for the ITL
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# this script echos the IP addresses of computers that responded
for host in $(cat good_hosts); do
ssh "${user}@${host}" -p 22 -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o PubkeyAuthentication=yes -o PasswordAuthentication=no -o ConnectTimeout=1 -n "ip -4 a show eno1 | grep -oP '(?<=inet\s)\d+(\.\d+){3}'" 2> /dev/null &
sleep 1