Rotate ELS index

rotateindex.sh

#!/bin/bash

getIndices=$(curl -s "http://127.0.0.1:9200/_cat/indices?v" | awk '/'filebeat'/{match($0, /[:blank]*('filebeat'.[^ ]+)[:blank]*/, m); print m[1];}' | awk -F "-" '{print $2}')

now=$(date +%s)
for i in $getIndices;
do
  converttoTime=$(echo $i|tr . -)
  result=$((($now - $(date -d "$converttoTime" +%s))/(24 * 60 * 60)))
  if [ $result -gt 7 ];
    then
    echo "Delete indices filebeat-$i"
    curl -XDELETE http://127.0.0.1:9200/filebeat-$i
  fi
done