#!/bin/bash

# Copyright Security Onion Solutions LLC and/or licensed to Security Onion Solutions LLC under one
# or more contributor license agreements. Licensed under the Elastic License 2.0 as shown at 
# https://securityonion.net/license; you may not use this file except in compliance with the
# Elastic License 2.0.



. /usr/sbin/so-common

echo -e "\nThis script is used to reduce the size of InfluxDB by dropping the autogen retention policy."
echo "If you want to retain historical data prior to 2.3.60, then this should only be run after you have downsampled your data using so-influxdb-downsample."

echo -e "\nThe autogen retention policy will now be dropped from InfluxDB."
read -r -p "Are you sure you want to continue? [y/N] " yorn
if [[ "$yorn" =~ ^([yY][eE][sS]|[yY])$ ]]; then
  echo -e "\nDropping autogen retention policy."
    if docker exec -t so-influxdb influx -format json -ssl -unsafeSsl -execute "drop retention policy autogen on telegraf"; then
      echo -e "\nAutogen retention policy dropped from InfluxDb."
    else
      echo -e "\nSomething went wrong dropping then autogen retention policy from InfluxDB. Please verify that the so-influxdb Docker container is running, and check the log at /opt/so/log/influxdb/influxdb.log for any details."
    fi
else
  echo -e "\nExiting as requested."
fi