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46 lines
1.9 KiB
Bash
Executable File
46 lines
1.9 KiB
Bash
Executable File
#!/bin/bash
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# Copyright Security Onion Solutions LLC and/or licensed to Security Onion Solutions LLC under one
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# or more contributor license agreements. Licensed under the Elastic License 2.0 as shown at
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# https://securityonion.net/license; you may not use this file except in compliance with the
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# Elastic License 2.0.
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. /usr/sbin/so-common
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wdurregex="^[0-9]+w$"
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ddurregex="^[0-9]+d$"
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echo -e "\nThis script is used to reduce the size of InfluxDB by removing old data and retaining only the duration specified."
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echo "The duration will need to be specified as an integer followed by the duration unit without a space."
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echo -e "\nFor example, to purge all data but retain the past 12 weeks, specify 12w for the duration."
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echo "The duration units are as follows:"
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echo " w - week(s)"
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echo " d - day(s)"
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while true; do
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echo ""
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read -p 'Enter the duration of past data that you would like to retain: ' duration
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duration=$(echo $duration | tr '[:upper:]' '[:lower:]')
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if [[ "$duration" =~ $wdurregex ]] || [[ "$duration" =~ $ddurregex ]]; then
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break
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fi
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echo -e "\nInvalid duration."
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done
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echo -e "\nInfluxDB will now be cleaned and leave only the past $duration worth of data."
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read -r -p "Are you sure you want to continue? [y/N] " yorn
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if [[ "$yorn" =~ ^([yY][eE][sS]|[yY])$ ]]; then
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echo -e "\nCleaning InfluxDb and saving only the past $duration. This may could take several minutes depending on how much data needs to be cleaned."
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if docker exec -t so-influxdb /bin/bash -c "influx -ssl -unsafeSsl -database telegraf -execute \"DELETE FROM /.*/ WHERE \"time\" >= '2020-01-01T00:00:00.0000000Z' AND \"time\" <= now() - $duration\""; then
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echo -e "\nInfluxDb clean complete."
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else
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echo -e "\nSomething went wrong with cleaning 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."
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fi
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else
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echo -e "\nExiting as requested."
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fi
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