rotate-es.sh

#!/bin/bash

path=/opt/elasticsearch/data/elasticsearch/nodes

backup=/backup/es_2.1.1/nodes
index=($(ls -rt $path/0/indices))

# echo ${#index[@]}, array length
if [ ${#index[@]} -le 31 ]; then
    logger -p local3.info disk has enough space, no need to rotate -f /backup/rotate-es/rotate-es.log
    exit
fi

index=${index[0]}
echo $index

cp -R $path/0/indices/$index $backup/0/indices/
logger -p local3.info $index coppied to /nodes/0/ -f /backup/rotate-es/rotate-es.log

if [ -d "$path/1/indices/$index" ]; then
    cp -R  $path/1/indices/$index $backup/1/indices/
    logger -p local3.info $index coppied to /nodes/1/ -f /backup/rotate-es/rotate-es.log
fi

if [ -d "$path/2/indices/$index" ]; then
    cp -R $path/2/indices/$index $backup/2/indices
    logger -p local3.info $index coppied to /nodes/2/ -f /backup/rotate-es/rotate-es.log
fi

# 'localhost:9200/'"$index"'/?pretty'

curl -XDELETE 'localhost:9200/'"$index"'/?pretty'