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Merge curator closed-delete-delete changes from the abandoned 2.3.3 release

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Jason Ertel
2020-11-13 10:05:23 -05:00
parent 8a7ff3260d
commit 210a7bc65b
2 changed files with 18 additions and 44 deletions
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61
salt/curator/files/bin/so-curator-closed-delete-delete
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@@ -1,28 +1,5 @@
#!/bin/bash
#
# Copyright 2014,2015,2016,2017,2018,2019,2020 Security Onion Solutions, LLC
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
APP=closedeletedelete
lf=/tmp/$APP-pidLockFile
# create empty lock file if none exists
cat /dev/null >> $lf
read lastPID < $lf
# if lastPID is not null and a process with that pid exists , exit
[ ! -z "$lastPID" -a -d /proc/$lastPID ] && exit
echo $$ > $lf
#!/bin/bash
{%- if grains['role'] in ['so-node', 'so-heavynode'] %}
{%- set ELASTICSEARCH_HOST = salt['pillar.get']('elasticsearch:mainip', '') -%}
@@ -49,40 +26,36 @@ echo $$ > $lf
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#. /usr/sbin/so-elastic-common
#. /etc/nsm/securityonion.conf
LOG="/opt/so/log/curator/so-curator-closed-delete.log"
overlimit() {
[[ $(du -hs --block-size=1GB /nsm/elasticsearch/nodes | awk '{print $1}' ) -gt "{{LOG_SIZE_LIMIT}}" ]]
}
closedindices() {
INDICES=$(curl -s -k {% if grains['role'] in ['so-node','so-heavynode'] %}https://{% endif %}{{ELASTICSEARCH_HOST}}:{{ELASTICSEARCH_PORT}}/_cat/indices?h=index\&expand_wildcards=closed 2> /dev/null)
[ $? -eq 1 ] && return false
echo ${INDICES} | grep -q -E "(logstash-|so-)"
}
# Check for 2 conditions:
# 1. Are Elasticsearch indices using more disk space than LOG_SIZE_LIMIT?
# 2. Are there any closed indices that we can delete?
# If both conditions are true, keep on looping until one of the conditions is false.
while [[ $(du -hs --block-size=1GB /nsm/elasticsearch/nodes | awk '{print $1}' ) -gt "{{LOG_SIZE_LIMIT}}" ]] &&
{% if grains['role'] in ['so-node','so-heavynode'] %}
curl -s -k -L https://{{ELASTICSEARCH_HOST}}:{{ELASTICSEARCH_PORT}}/_cat/indices?h=index\&expand_wildcards=closed > /dev/null; do
{% else %}
curl -s -L {{ELASTICSEARCH_HOST}}:{{ELASTICSEARCH_PORT}}/_cat/indices?h=index\&expand_wildcards=closed > /dev/null; do
{% endif %}
while overlimit && closedindices; do
# We need to determine OLDEST_INDEX:
# First, get the list of closed indices using _cat/indices?h=index\&expand_wildcards=closed.
# Then, sort by date by telling sort to use hyphen as delimiter and then sort on the third field.
# Finally, select the first entry in that sorted list.
{% if grains['role'] in ['so-node','so-heavynode'] %}
OLDEST_INDEX=$(curl -s -k -L https://{{ELASTICSEARCH_HOST}}:{{ELASTICSEARCH_PORT}}/_cat/indices?h=index\&expand_wildcards=closed | sort -t- -k3 | head -1)
{% else %}
OLDEST_INDEX=$(curl -s -L {{ELASTICSEARCH_HOST}}:{{ELASTICSEARCH_PORT}}/_cat/indices?h=index\&expand_wildcards=closed | sort -t- -k3 | head -1)
{% endif %}
OLDEST_INDEX=$(curl -s -k {% if grains['role'] in ['so-node','so-heavynode'] %}https://{% endif %}{{ELASTICSEARCH_HOST}}:{{ELASTICSEARCH_PORT}}/_cat/indices?h=index\&expand_wildcards=closed | grep -E "(logstash-|so-)" | sort -t- -k3 | head -1)
# Now that we've determined OLDEST_INDEX, ask Elasticsearch to delete it.
{% if grains['role'] in ['so-node','so-heavynode'] %}
curl -XDELETE -k -L https://{{ELASTICSEARCH_HOST}}:{{ELASTICSEARCH_PORT}}/${OLDEST_INDEX}
{% else %}
curl -XDELETE -L {{ELASTICSEARCH_HOST}}:{{ELASTICSEARCH_PORT}}/${OLDEST_INDEX}
{% endif %}
curl -XDELETE -k {% if grains['role'] in ['so-node','so-heavynode'] %}https://{% endif %}{{ELASTICSEARCH_HOST}}:{{ELASTICSEARCH_PORT}}/${OLDEST_INDEX}
# Finally, write a log entry that says we deleted it.
echo "$(date) - Used disk space exceeds LOG_SIZE_LIMIT ({{LOG_SIZE_LIMIT}} GB) - Index ${OLDEST_INDEX} deleted ..." >> ${LOG}
done
done