feat: K8s container synthesis from ksm->otel (#1431)

Co-authored-by: rodolfocal <[email protected]>

entity-types/infra-container/definition.yml

@@ -35,6 +35,38 @@ synthesis:
       # and select the dashboard.
       otel.library.name:
         entityTagName: instrumentation.name
+  # kube-state-metrics data via opentelemetry prometheusReceiver 
+  - compositeIdentifier:
+      separator: ":"
+      attributes:
+        - k8s.cluster.name
+        - namespace
+        - pod
+        - container
+    encodeIdentifierInGUID: true
+    name: container
+    conditions:
+      # kube-state-metrics container prefix
+      - attribute: metricName
+        prefix: kube_pod_container_
+      # identifier attributes
+      - attribute: container
+        present: true
+      - attribute: pod
+        present: true
+      - attribute: namespace
+        present: true
+      - attribute: k8s.cluster.name
+        present: true
+      # open telemetry
+      - attribute: newrelic.source
+        value: 'api.metrics.otlp'
+      # if service.name is present, handle as one
+      - attribute: service.name
+        present: false
+      # value added for test entities only
+      - attribute: newrelicOnly
+        value: "true"
   tags:
     newrelic.integrationName:
     newrelic.integrationVersion: