Making Logstash location available as a parameter

Author: Chris Wiechmann

.env

@@ -39,4 +39,10 @@ ADMIN_NODE_MANAGER=https://api-env:8090
 # This user is used by API-Builder to lookup APIs & User-Information in API-Manager. 
 # Therefore it must be a user having "admin" role.
 API_MANAGER_USERNAME=apiadmin
-API_MANAGER_PASSWORD=changeme
+API_MANAGER_PASSWORD=changeme
+
+
+# ----------------------------------------------------------------------------------------------
+# This tells Filebeat where Logstash is running. 
+# When using the default docker-compose.yml the default setting will work.
+#LOGSTASH=logstash:5044

docker-compose.yml

@@ -57,6 +57,7 @@ services:
     environment:
       - setup.kibana.host=kibana:5601
       - output.elasticsearch.hosts=["elasticsearch1:9200"]
+      - LOGSTASH=${LOGSTASH}
     ports:
       - 9000:9000
     volumes:

filebeat/filebeat.yml

@@ -19,7 +19,7 @@ filebeat.inputs:
     logtype: trace
 
 output.logstash:
-  hosts: ["logstash:5044"]
+  hosts: ["${LOGSTASH|logstash:5044}"]
 
 processors:
   - timestamp:
@@ -30,7 +30,7 @@ setup.template.enabled: true
 
 monitoring:
   enabled: true
-  # Get the Cluster-ID with this query: GET /
+  # Get the Cluster-ID (cluster_uuid) with this simple query: http://elasticsearch1:9200/
   cluster_uuid: <YOUR_ELASTICSEARCH-CLUSTER-UUID>
   elasticsearch:
-    hosts: ["elasticsearch1:9200"]
+    hosts: ["${ELASTIC_NODE|http://elasticsearch1:9200}"]