feat(charts): enable k8s_cluster metrics

charts/otel-collector/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: otel-collector
 description: Workflows otel-collector
 type: application
-version: 0.1.2
+version: 0.1.3
 dependencies:
   - name: opentelemetry-collector
     repository: https://open-telemetry.github.io/opentelemetry-helm-charts

charts/otel-collector/templates/role.yaml

@@ -7,3 +7,12 @@ rules:
   - apiGroups: [""]
     resources: ["pods", "services", "endpoints"]
     verbs: ["get", "list", "watch"]
+  - apiGroups: [""]
+    resources: ["nodes", "namespaces", "replicationcontrollers", "resourcequotas"]
+    verbs: ["list", "watch"]
+  - apiGroups: ["apps"]
+    resources: ["deployments", "replicasets", "statefulsets", "daemonsets"]
+    verbs: ["list", "watch"]
+  - apiGroups: ["autoscaling"]
+    resources: ["horizontalpodautoscalers"]
+    verbs: ["list", "watch"]

charts/otel-collector/values.yaml

@@ -6,6 +6,8 @@ opentelemetry-collector:
   presets:
     kubernetesAttributes:
       enabled: true
+    clusterMetrics:
+      enabled: true
   ports:
     prometheus:
       enabled: true
@@ -70,6 +72,15 @@ opentelemetry-collector:
           - sources:
               - from: connection
     receivers:
+      k8s_cluster:
+        node_condition_to_report: [Ready, MemoryPressure, DiskPressure]
+        allocatable_types_to_report: [cpu, memory, ephemerl-storage, pods]
+        collection_interval: 30s
+        metrics:
+          k8s.node.condition:
+            enabled: true
+          k8s.pod.status_reason:
+            enabled: true
       prometheus:
         config:
           scrape_configs:
@@ -145,6 +156,7 @@ opentelemetry-collector:
       pipelines:
         metrics:
           receivers:
+            - k8s_cluster
             - prometheus
             - otlp
           processors: