Adding env variables for alerts data flow

logstash/Dockerfile

@@ -4,3 +4,9 @@ FROM docker.elastic.co/logstash/logstash:6.5.4
 RUN rm -f /usr/share/logstash/pipeline/logstash.conf
 
 COPY config/01-wazuh.conf /usr/share/logstash/pipeline/01-wazuh.conf
+
+USER root
+COPY config/run.sh /run.sh
+RUN chmod +x /run.sh
+
+ENTRYPOINT ["/run.sh"]

logstash/config/run.sh

@@ -5,27 +5,12 @@
 # variables expected by this script.
 #
 
-#
-
-#
-# Apply Templates
-#
-
-set -e
-host="elasticsearch"
-until curl -XGET $host:9200; do
-  >&2 echo "Elastic is unavailable - sleeping"
-  sleep 1
-done
-
-# Add logstash as command if needed
-if [ "${1:0:1}" = '-' ]; then
-	set -- logstash "$@"
+##############################################################################
+# Customize logstash output ip
+##############################################################################
+if [ "$LOGSTASH_OUTPUT" != "" ]; then
+  sed -i "s/elasticsearch:9200/$LOGSTASH_OUTPUT:9200/" /usr/share/logstash/pipeline/01-wazuh.conf
+  sed -i "s/elasticsearch:9200/$LOGSTASH_OUTPUT:9200/" /usr/share/logstash/config/logstash.yml 
 fi
 
-# Run as user "logstash" if the command is "logstash"
-if [ "$1" = 'logstash' ]; then
-	set -- gosu logstash "$@"
-fi
-
-exec "$@"
+/usr/local/bin/docker-entrypoint