[receiver/kubeletstats] Enable re-aggregation feature

.chloggen/46363-kubeletstats-reaggregation.yaml

@@ -0,0 +1,22 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: enhancement
+
+# The name of the component, or a single word describing the area of concern (e.g. receiver/filelog)
+component: receiver/kubeletstats
+
+# A brief description of the change.
+note: Enable re-aggregation support for kubeletstatsreceiver by adding metadata reaggregation configuration and attribute level classifications.
+
+# Mandatory: One or more tracking issues related to the change.
+issues: [46363]
+
+# (Optional) Additional information for release notes.
+# Not required for this change.
+# subtext: |
+
+# Optional: Which changelog(s) this entry should appear in.
+# Include 'user' for user-facing changes.
+# Include 'api' for library/API changes.
+change_logs: [user]

receiver/kubeletstatsreceiver/config_test.go

@@ -193,7 +193,7 @@ func TestLoadConfig(t *testing.T) {
 				},
 				MetricsBuilderConfig: metadata.MetricsBuilderConfig{
 					Metrics: metadata.MetricsConfig{
-						K8sContainerCPUNodeUtilization: metadata.MetricConfig{
+						K8sContainerCPUNodeUtilization: metadata.K8sContainerCPUNodeUtilizationMetricConfig{
 							Enabled: true,
 						},
 					},
@@ -221,7 +221,7 @@ func TestLoadConfig(t *testing.T) {
 				},
 				MetricsBuilderConfig: metadata.MetricsBuilderConfig{
 					Metrics: metadata.MetricsConfig{
-						K8sPodCPUNodeUtilization: metadata.MetricConfig{
+						K8sPodCPUNodeUtilization: metadata.K8sPodCPUNodeUtilizationMetricConfig{
 							Enabled: true,
 						},
 					},
@@ -249,7 +249,7 @@ func TestLoadConfig(t *testing.T) {
 				},
 				MetricsBuilderConfig: metadata.MetricsBuilderConfig{
 					Metrics: metadata.MetricsConfig{
-						K8sContainerMemoryNodeUtilization: metadata.MetricConfig{
+						K8sContainerMemoryNodeUtilization: metadata.K8sContainerMemoryNodeUtilizationMetricConfig{
 							Enabled: true,
 						},
 					},
@@ -277,7 +277,7 @@ func TestLoadConfig(t *testing.T) {
 				},
 				MetricsBuilderConfig: metadata.MetricsBuilderConfig{
 					Metrics: metadata.MetricsConfig{
-						K8sPodMemoryNodeUtilization: metadata.MetricConfig{
+						K8sPodMemoryNodeUtilization: metadata.K8sPodMemoryNodeUtilizationMetricConfig{
 							Enabled: true,
 						},
 					},

receiver/kubeletstatsreceiver/internal/metadata/config.schema.yaml

@@ -214,13 +214,49 @@ $defs:
           enabled:
             type: boolean
             default: true
+          aggregation_strategy:
+            type: string
+            enum:
+              - "sum"
+              - "avg"
+              - "min"
+              - "max"
+            default: "sum"
+          attributes:
+            type: array
+            items:
+              type: string
+              enum:
+                - "interface"
+                - "direction"
+            default:
+              - "interface"
+              - "direction"
       k8s.node.network.io:
         description: "K8sNodeNetworkIoMetricConfig provides config for the k8s.node.network.io metric."
         type: object
         properties:
           enabled:
             type: boolean
             default: true
+          aggregation_strategy:
+            type: string
+            enum:
+              - "sum"
+              - "avg"
+              - "min"
+              - "max"
+            default: "sum"
+          attributes:
+            type: array
+            items:
+              type: string
+              enum:
+                - "interface"
+                - "direction"
+            default:
+              - "interface"
+              - "direction"
       k8s.node.uptime:
         description: "K8sNodeUptimeMetricConfig provides config for the k8s.node.uptime metric."
         type: object
@@ -354,13 +390,49 @@ $defs:
           enabled:
             type: boolean
             default: true
+          aggregation_strategy:
+            type: string
+            enum:
+              - "sum"
+              - "avg"
+              - "min"
+              - "max"
+            default: "sum"
+          attributes:
+            type: array
+            items:
+              type: string
+              enum:
+                - "interface"
+                - "direction"
+            default:
+              - "interface"
+              - "direction"
       k8s.pod.network.io:
         description: "K8sPodNetworkIoMetricConfig provides config for the k8s.pod.network.io metric."
         type: object
         properties:
           enabled:
             type: boolean
             default: true
+          aggregation_strategy:
+            type: string
+            enum:
+              - "sum"
+              - "avg"
+              - "min"
+              - "max"
+            default: "sum"
+          attributes:
+            type: array
+            items:
+              type: string
+              enum:
+                - "interface"
+                - "direction"
+            default:
+              - "interface"
+              - "direction"
       k8s.pod.uptime:
         description: "K8sPodUptimeMetricConfig provides config for the k8s.pod.uptime metric."
         type: object