Files
securityonion/salt/common/tools/sbin/so-elastalert-test
William Wernert d2a7ef1e64 [fix] Misc script convention changes
* Remove sudo from scripts that are already running as sudo
* Also remove sudo from several so scripts and add sudo check
* Remove .sh extension from user facing scripts
* Remove superfluous # characters from so scripts
* Rename scripts to follow so-{subject}-{verb} naming convention
* Add shebangs where missing
2020-01-23 14:23:26 -05:00

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#!/bin/bash
# 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/>.
#
# Originally written by Bryant Treacle
# https://raw.githubusercontent.com/bryant-treacle/so-elastalert-test-rule/master/so-elastalert-test
# Modified by Doug Burks and Wes Lambert
#
# Purpose: This script will allow you to test your elastalert rule without entering the Docker container.
. /usr/sbin/so-elastic-common
OPTIONS=""
SKIP=0
RESULTS_TO_LOG="n"
RULE_NAME=""
FILE_SAVE_LOCATION=""
usage()
{
cat <<EOF
Test Elastalert Rule
Options:
-h This message
-a Trigger real alerts instead of the debug alert
-l <path_to_file> Write results to specified log file
-o '<options>' Specify Elastalert options ( Ex. --schema-only , --count-only, --days N )
-r <rule_name> Specify path/name of rule to test
EOF
}
while getopts "hal:o:r:" OPTION
do
case $OPTION in
h)
usage
exit 0
;;
a)
OPTIONS="--alert"
;;
l)
RESULTS_TO_LOG="y"
FILE_SAVE_LOCATION=$OPTARG
;;
o)
OPTIONS=$OPTARG
;;
r)
RULE_NAME=$OPTARG
SKIP=1
;;
*)
usage
exit 0
;;
esac
done
docker_exec(){
if [ ${RESULTS_TO_LOG,,} = "y" ] ; then
docker exec -it so-elastalert bash -c "elastalert-test-rule $RULE_NAME $OPTIONS" > $FILE_SAVE_LOCATION
else
docker exec -it so-elastalert bash -c "elastalert-test-rule $RULE_NAME $OPTIONS"
fi
}
rule_prompt(){
CURRENT_RULES=$(find /opt/so/rules/elastalert -name "*.yaml")
echo
echo "This script will allow you to test an Elastalert rule."
echo
echo "Below is a list of active Elastalert rules:"
echo
echo "-----------------------------------"
echo
echo "$CURRENT_RULES"
echo
echo "-----------------------------------"
echo
echo "Note: To test a rule it must be accessible by the Elastalert Docker container."
echo
echo "Make sure to swap the local path (/opt/so/rules/elastalert/) for the docker path (/etc/elastalert/rules/)"
echo "Example: /opt/so/rules/elastalert/nids2hive.yaml would be /etc/elastalert/rules/nids2hive.yaml"
echo
while [ -z $RULE_NAME ]; do
echo "Please enter the file path and rule name you want to test."
read -e RULE_NAME
done
}
log_save_prompt(){
RESULTS_TO_LOG=""
while [ -z $RESULTS_TO_LOG ]; do
echo "The results can be rather long. Would you like to write the results to a file? (Y/N)"
read RESULTS_TO_LOG
done
}
log_path_prompt(){
while [ -z $FILE_SAVE_LOCATION ]; do
echo "Please enter the file path and file name."
read -e FILE_SAVE_LOCATION
done
echo "Depending on the rule this may take a while."
}
if [ $SKIP -eq 0 ]; then
rule_prompt
log_save_prompt
if [ ${RESULTS_TO_LOG,,} = "y" ] ; then
log_path_prompt
fi
fi
docker_exec
if [ $? -eq 0 ]; then
echo "Test completed successfully!"
else
echo "Something went wrong..."
fi
echo