定期清理ES

自动清理6月之前的数据

fromday=$(date +'%FT%T+0800' -d '6 months ago')
today=$(date +'%FT%T+0800')
index=
host=
curl -X POST "http://${host}:9200/${index}/_delete_by_query?pretty=true" \
-d "{\"query\":{\"range\": {\"date\":{\"lt\":\"${fromday}\"}}}}" --header 'content-type:application/json'
echo 'done'
​