elastic-system: Fixes and cleanups

elastic-system/application.yml

@@ -24,50 +24,12 @@ spec:
               type: container
               paths:
               - /var/log/containers/*${data.kubernetes.container.id}.log
-    processors:
-      - drop_fields:
-          fields:
-            - stream
-            - target
-            - host
-          ignore_missing: true
-      - rename:
-          fields:
-            - from: "kubernetes.node.name"
-              to: "host"
-            - from: "kubernetes.pod.name"
-              to: "pod"
-            - from: "kubernetes.labels.app"
-              to: "app"
-            - from: "kubernetes.namespace"
-              to: "namespace"
-          ignore_missing: true
-      - drop_fields:
-          fields:
-            - input
-            - agent
-            - container
-            - ecs
-            - host
-            - kubernetes
-            - log
-            - "@metadata"
-          ignore_missing: true
-      - decode_json_fields:
-          fields:
-            - message
-          max_depth: 2
-          expand_keys: true
-          target: ""
-          add_error_key: true
   daemonSet:
     podTemplate:
       spec:
         serviceAccountName: filebeat
         automountServiceAccountToken: true
         terminationGracePeriodSeconds: 30
-        dnsPolicy: ClusterFirstWithHostNet
-        hostNetwork: true # Allows to provide richer host metadata
         containers:
         - name: filebeat
           securityContext:
@@ -84,6 +46,12 @@ spec:
               valueFrom:
                 fieldRef:
                   fieldPath: spec.nodeName
+          resources:
+            limits:
+              memory: 200Mi
+            requests:
+              cpu: 100m
+              memory: 100Mi
         - name: exporter
           image: sepa/beats-exporter
           args:
@@ -224,3 +192,14 @@ spec:
   - hosts:
     - kibana.k-space.ee
     secretName: kibana-tls
+---
+apiVersion: monitoring.coreos.com/v1
+kind: PodMonitor
+metadata:
+  name: filebeat
+spec:
+  selector:
+    matchLabels:
+      beat.k8s.elastic.co/name: filebeat
+  podMetricsEndpoints:
+    - port: exporter