Adding support of kubernetes-events monitor

CHANGELOG.md

@@ -4,6 +4,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## Unreleased
 
+### Fixed
+
+- smartagent/kubernetes-events now works with `otelK8sClusterReceiver` deployment. (#187)
+
 ## [0.31.0] - 2021-08-10
 
 ### Changed

helm-charts/splunk-otel-collector/templates/clusterRole.yaml

@@ -14,6 +14,16 @@ rules:
   verbs:          ['use']
   resourceNames:  [{{ template "splunk-otel-collector.fullname" . }}]
 {{- end }}
+{{- if .Values.otelK8sClusterReceiver.k8sEventsEnabled }}
+- apiGroups:
+  - ""
+  resources:
+  - configmaps
+  verbs:
+  - get
+  - update
+  - patch
+{{- end }}
 - apiGroups:
   - ""
   resources:

helm-charts/splunk-otel-collector/templates/config/_otel-k8s-cluster-receiver-config.tpl

@@ -18,6 +18,19 @@ receivers:
   k8s_cluster:
     auth_type: serviceAccount
     metadata_exporters: [signalfx]
+  {{- if .Values.otelK8sClusterReceiver.k8sEventsEnabled }}
+  smartagent/kubernetes-events:
+    type: kubernetes-events
+    whitelistedEvents:
+    - reason: Created
+      involvedObjectKind: Pod
+    - reason: Unhealthy
+      involvedObjectKind: Pod
+    - reason: Failed
+      involvedObjectKind: Pod
+    - reason: FailedCreate
+      involvedObjectKind: Job
+  {{- end }}
 
 processors:
   {{- include "splunk-otel-collector.otelMemoryLimiterConfig" .Values.otelK8sClusterReceiver | nindent 2 }}
@@ -94,4 +107,15 @@ service:
         - resource/add_collector_k8s
         - resourcedetection
       exporters: [signalfx]
+    {{- if .Values.otelK8sClusterReceiver.k8sEventsEnabled }}
+    logs/events:
+      receivers:
+        - smartagent/kubernetes-events
+      processors:
+        - memory_limiter
+        - batch
+        - resource
+        - resourcedetection
+      exporters: [signalfx]
+    {{- end }}
 {{- end }}

helm-charts/splunk-otel-collector/templates/deployment-k8s-cluster-receiver.yaml

@@ -90,6 +90,16 @@ spec:
             valueFrom:
               fieldRef:
                 fieldPath: metadata.namespace
+          {{- if .Values.otelK8sClusterReceiver.k8sEventsEnabled }}
+          - name: MY_NAMESPACE
+            valueFrom:
+              fieldRef:
+                fieldPath: metadata.namespace
+          - name: MY_NODE_NAME
+            valueFrom:
+              fieldRef:
+                fieldPath: spec.nodeName
+          {{- end }}
           - name: SPLUNK_ACCESS_TOKEN
             valueFrom:
               secretKeyRef:

helm-charts/splunk-otel-collector/values.yaml

@@ -212,6 +212,11 @@ otelK8sClusterReceiver:
   annotations: {}
   podAnnotations: {}
 
+  # This Flag enables k8s events collection with smartagent/kubernetes-events receiver
+  # You can override list of events collected by default using the following config option:
+  # `otelK8sClusterReceiver.config.receivers.smartagent/kubernetes-events.whitelistedEvents`
+  k8sEventsEnabled: false
+
   # k8s cluster receiver extra pod labels
   podLabels: {}