Update Kafka self reset & add initial Kafka wrapper scripts to build out

Signed-off-by: reyesj2 <94730068+reyesj2@users.noreply.github.com>

salt/kafka/tools/sbin/so-kafka-config-update

@@ -0,0 +1,87 @@
+#! /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.
+
+if [ -z "$NOROOT" ]; then
+	# Check for prerequisites
+	if [ "$(id -u)" -ne 0 ]; then
+		echo "This script must be run using sudo!"
+		exit 1
+	fi
+fi
+
+usage() {
+  cat <<USAGE_EOF
+
+  Usage: $0 <operation> [parameters]
+
+  Where <operation> is one of the following:
+
+    topic-partitions: Increase the number of partitions for a Kafka topic
+      Required arguments: topic-partitions <topic name> <# partitions>
+      Example: $0 topic-partitions suricata-topic 6
+
+	list-topics: List of Kafka topics
+	  Example: $0 list-topics
+
+USAGE_EOF
+  exit 1
+}
+
+if [[ $# -lt 1 || $1 == --help || $1 == -h ]]; then
+  usage
+fi
+
+kafka_client_config="/opt/kafka/config/kraft/client.properties"
+
+too_few_arguments() {
+  echo -e "\nMissing one or more required arguments!\n"
+  usage
+}
+
+get_kafka_brokers() {
+	brokers_cache="/opt/so/state/kafka_brokers"
+  broker_port="9092"
+  if [[ ! -f "$brokers_cache" ]] || [[ $(find "/$brokers_cache" -mmin +120) ]]; then
+    echo "Refreshing Kafka brokers list"
+	  salt-call pillar.get kafka:nodes --out=json | jq -r --arg broker_port "$broker_port" '.local | to_entries[] | select(.value.role | contains("broker")) | "\(.value.ip):\($broker_port)"' | paste -sd "," - > "$brokers_cache"
+  else
+    echo "Using cached Kafka brokers list"
+  fi
+  brokers=$(cat "$brokers_cache")
+}
+
+increase_topic_partitions() {
+  get_kafka_brokers
+	command=$(so-kafka-cli kafka-topics.sh --bootstrap-server $brokers --command-config $kafka_client_config --alter --topic $topic --partitions $partition_count)
+  if $command; then
+    echo -e "Successfully increased the number of partitions for topic $topic to $partition_count\n"
+    so-kafka-cli kafka-topics.sh --bootstrap-server $brokers --command-config $kafka_client_config --describe --topic $topic
+  fi
+}
+
+get_kafka_topics_list() {
+	get_kafka_brokers
+	so-kafka-cli kafka-topics.sh --bootstrap-server $brokers --command-config $kafka_client_config --exclude-internal --list | sort
+}
+
+operation=$1
+case "${operation}" in
+  "topic-partitions")
+	if [[ $# -lt 3 ]]; then
+	  too_few_arguments
+	fi
+	topic=$2
+	partition_count=$3
+	increase_topic_partitions
+	;;
+  "list-topics")
+	get_kafka_topics_list
+	;;
+  *)
+	usage
+	;;
+esac
+