homework-jianmu/tests/script/sh/dockerbuilder/addFqdnToHost.sh

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#!/bin/bash
#
# deploy test cluster
set -e
#set -x
dnodeNumber=1
subnet="172.33.0.0/16"
while getopts "hn:s:" arg
do
case $arg in
n)
dnodeNumber=$(echo $OPTARG)
;;
s)
subnet=$(echo $OPTARG)
;;
h)
echo "Usage: `basename $0` -n [ dnode number] "
echo " -s [ subnet] "
exit 0
;;
?) #unknow option
echo "unkonw argument"
exit 1
;;
esac
done
addFqdnToHosts() {
index=$1
ipPrefix=$2
let ipIndex=index+1
echo "${ipPrefix}.${ipIndex} node${i}" >> /etc/hosts
}
ipPrefix=${subnet%.*}
for ((i=1; i<=${dnodeNumber}; i++)); do
addFqdnToHosts ${i} ${ipPrefix}
done