field name compatibility for SCK

CHANGELOG.md

@@ -4,6 +4,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## Unreleased
 
+### Added
+
+- Field name compatibility for SCK (#258)
+
 ## [0.37.1] - 2021-11-01
 
 ### Added

helm-charts/splunk-otel-collector/templates/config/_common.tpl

@@ -101,6 +101,49 @@ resource/logs:
     - key: istio_service_name
       action: delete
     {{- end }}
+    {{- if .Values.splunkPlatform.fieldNameConvention.renameFieldsSck }}
+    - key: container_name
+      from_attribute: k8s.container.name
+      action: upsert
+    - key: cluster_name
+      from_attribute: k8s.cluster.name
+      action: upsert
+    - key: container_id
+      from_attribute: container.id
+      action: upsert
+    - key: pod
+      from_attribute: k8s.pod.name
+      action: upsert
+    - key: pod_uid
+      from_attribute: k8s.pod.uid
+      action: upsert
+    - key: namespace
+      from_attribute: k8s.namespace.name
+      action: upsert
+    {{- range $_, $label := .Values.extraAttributes.podLabels }}
+    - key: {{ printf "label_%s" $label }}
+      from_attribute: {{ printf "k8s.pod.labels.%s" $label }}
+      action: upsert
+    {{- end }}
+    {{- if not .Values.splunkPlatform.fieldNameConvention.keepOtelConvention }}
+    - key: k8s.container.name
+      action: delete
+    - key: k8s.cluster.name
+      action: delete
+    - key: container.id
+      action: delete
+    - key: k8s.pod.name
+      action: delete
+    - key: k8s.pod.uid
+      action: delete
+    - key: k8s.namespace.name
+      action: delete
+    {{- range $_, $label := .Values.extraAttributes.podLabels }}
+    - key: {{ printf "k8s.pod.labels.%s" $label }}
+      action: delete
+    {{- end }}
+    {{- end }}
+    {{- end }}
 {{- end }}
 
 {{/*

helm-charts/splunk-otel-collector/templates/config/_otel-agent.tpl

@@ -436,9 +436,11 @@ service:
         - batch
         {{- if not .Values.otelCollector.enabled }}
         - filter/logs
-        - resource/logs
         {{- end }}
         - resource
+        {{- if not .Values.otelCollector.enabled }}
+        - resource/logs
+        {{- end }}
         - resourcedetection
         {{- if .Values.environment }}
         - resource/add_environment

helm-charts/splunk-otel-collector/values.schema.json

@@ -76,6 +76,18 @@
         "metricsEnabled": {
           "description": "Send Metrics to Splunk Platform",
           "type": "boolean"
+        },
+        "fieldNameConvention": {
+          "type": "object",
+          "additionalProperties": false,
+          "properties": {
+            "renameFieldsSck": {
+              "type": "boolean"
+            },
+            "keepOtelConvention": {
+              "type": "boolean"
+            }
+          }
         }
       },
       "anyOf": [

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

@@ -67,6 +67,13 @@ splunkPlatform:
   logsEnabled: true
   metricsEnabled: true
 
+  # Field name conventions to use. (Only for those who are migrating from Splunk Connect for Kubernetes helm chart)
+  fieldNameConvention:
+    # Boolean for renaming pod metadata fields to match to Splunk Connect for Kubernetes helm chart.
+    renameFieldsSck: false
+    # Boolean for keeping Otel convention fields after renaming it
+    keepOtelConvention: true
+
 ################################################################################
 # Splunk Observability configuration
 ################################################################################

rendered/manifests/agent-only/configmap-otel-agent.yaml

@@ -203,8 +203,8 @@ data:
           - k8sattributes
           - batch
           - filter/logs
-          - resource/logs
           - resource
+          - resource/logs
           - resourcedetection
           receivers:
           - fluentforward

rendered/manifests/agent-only/daemonset.yaml

@@ -28,7 +28,7 @@ spec:
         app: splunk-otel-collector
         release: default
       annotations:
-        checksum/config: 52e8817609546ab6ecf5a8e403605a5eb4f85ac8191d7c251814ac3d512dac0c
+        checksum/config: a6d79e9266fdb03b053855a5abd5e519189ebfbc6b81e192f77cd785da963369
         kubectl.kubernetes.io/default-container: otel-collector
     spec:
       hostNetwork: true

rendered/manifests/logs-only/configmap-otel-agent.yaml

@@ -162,8 +162,8 @@ data:
           - k8sattributes
           - batch
           - filter/logs
-          - resource/logs
           - resource
+          - resource/logs
           - resourcedetection
           receivers:
           - fluentforward

rendered/manifests/logs-only/daemonset.yaml

@@ -28,7 +28,7 @@ spec:
         app: splunk-otel-collector
         release: default
       annotations:
-        checksum/config: b7b0093f43ac7c544c4bc89dd86e8700f21b408e9bf72d99796f6158a1da0ba7
+        checksum/config: 6c9b7449f787bc4c7631753162320384d8103395de97f8419c671cc1f9f45782
         kubectl.kubernetes.io/default-container: otel-collector
     spec:
       hostNetwork: true