[logstash] use new elasticsearch credentials

This commit updates logstash values to use the new Elasticsearch
credentials from elastic#1384.

Relates to elastic#1375#

logstash/examples/elasticsearch/test/goss.yaml

@@ -30,6 +30,8 @@ http:
   http://elasticsearch-master:9200/_cat/indices:
     status: 200
     timeout: 2000
+    username: "{{ .Env.ELASTICSEARCH_USERNAME }}"
+    password: "{{ .Env.ELASTICSEARCH_PASSWORD }}"
     body:
       - "logstash"
 

logstash/examples/elasticsearch/values.yaml

@@ -9,4 +9,23 @@ logstashConfig:
 logstashPipeline:
   uptime.conf: |
     input { exec { command => "uptime" interval => 30 } }
-    output { elasticsearch { hosts => ["http://elasticsearch-master:9200"] index => "logstash" } }
+    output {
+      elasticsearch {
+        hosts => ["http://elasticsearch-master:9200"]
+        user => '${ELASTICSEARCH_USERNAME}'
+        password => '${ELASTICSEARCH_PASSWORD}'
+        index => "logstash"
+      }
+    }
+
+extraEnvs:
+  - name: "ELASTICSEARCH_USERNAME"
+    valueFrom:
+      secretKeyRef:
+        name: elasticsearch-master-credentials
+        key: username
+  - name: "ELASTICSEARCH_PASSWORD"
+    valueFrom:
+      secretKeyRef:
+        name: elasticsearch-master-credentials
+        key: password

logstash/examples/security/values.yaml

@@ -28,13 +28,13 @@ secretMounts:
     path: /usr/share/logstash/config/certs
 
 extraEnvs:
-  - name: 'ELASTICSEARCH_USERNAME'
+  - name: "ELASTICSEARCH_USERNAME"
     valueFrom:
       secretKeyRef:
-        name: elastic-credentials
+        name: security-master-credentials
         key: username
-  - name: 'ELASTICSEARCH_PASSWORD'
+  - name: "ELASTICSEARCH_PASSWORD"
     valueFrom:
       secretKeyRef:
-        name: elastic-credentials
+        name: security-master-credentials
         key: password