Looks in a directory and echos out a YAML formatted string containing a list of rules files which can be put into a Prometheus configuration file
#!/bin/bash
FILES=$(ls -1)
BASE_RULES_PATH="/etc/rules"
FILE_LIST=""
for file in $FILES; do
if [[ $file =~ .*.yaml|.*.yml ]]; then
FILE_LIST+=" - $BASE_RULES_PATH/$file\n"
fi
done
echo -e "$FILE_LIST"