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#!/bin/bash
# find ip
IP_ADDR=$(ip addr show | grep "inet " | grep "eth0" | awk '{print $2}')
# find all clients connected to network
nmap -sP $IP_ADDR | grep ondemand_mpi_worker | awk -F "[()]" '{ for (i=2; i<NF; i+=2) print $i }' > /project/hosts