[chore] use metadata.yaml in k8sattributes processor

processor/k8sattributesprocessor/README.md

@@ -1,10 +1,13 @@
 # Kubernetes Attributes Processor
+<!-- status autogenerated section -->
+| Status        |           |
+| ------------- |-----------|
+| Stability     | [beta]: logs, metrics, traces   |
+| Distributions | [contrib] |
 
-| Status                   |                       |
-|--------------------------|-----------------------|
-| Stability                | [beta]                |
-| Supported pipeline types | logs, metrics, traces |
-| Distributions            | [contrib]             |
+[beta]: https://github.com/open-telemetry/opentelemetry-collector#beta
+[contrib]: https://github.com/open-telemetry/opentelemetry-collector-releases/tree/main/distributions/otelcol-contrib
+<!-- end autogenerated section -->
 
 Kubernetes attributes processor allow automatic setting of spans, metrics and logs resource attributes with k8s metadata.
 
@@ -252,6 +255,3 @@ The processor does not support detecting containers from the same pods when runn
 as a sidecar. While this can be done, we think it is simpler to just use the kubernetes
 downward API to inject environment variables into the pods and directly use their values
 as tags.
-
-[beta]: https://github.com/open-telemetry/opentelemetry-collector#beta
-[contrib]: https://github.com/open-telemetry/opentelemetry-collector-releases/tree/main/distributions/otelcol-contrib

processor/k8sattributesprocessor/config_test.go

@@ -25,6 +25,7 @@ import (
 
 	"github.com/open-telemetry/opentelemetry-collector-contrib/internal/k8sconfig"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/processor/k8sattributesprocessor/internal/kube"
+	"github.com/open-telemetry/opentelemetry-collector-contrib/processor/k8sattributesprocessor/internal/metadata"
 )
 
 func TestLoadConfig(t *testing.T) {
@@ -35,14 +36,14 @@ func TestLoadConfig(t *testing.T) {
 		expected component.Config
 	}{
 		{
-			id: component.NewID(typeStr),
+			id: component.NewID(metadata.Type),
 			expected: &Config{
 				APIConfig: k8sconfig.APIConfig{AuthType: k8sconfig.AuthTypeServiceAccount},
 				Exclude:   ExcludeConfig{Pods: []ExcludePodConfig{{Name: "jaeger-agent"}, {Name: "jaeger-collector"}}},
 			},
 		},
 		{
-			id: component.NewIDWithName(typeStr, "2"),
+			id: component.NewIDWithName(metadata.Type, "2"),
 			expected: &Config{
 				APIConfig:   k8sconfig.APIConfig{AuthType: k8sconfig.AuthTypeKubeConfig},
 				Passthrough: false,
@@ -113,7 +114,7 @@ func TestLoadConfig(t *testing.T) {
 			},
 		},
 		{
-			id: component.NewIDWithName(typeStr, "3"),
+			id: component.NewIDWithName(metadata.Type, "3"),
 			expected: &Config{
 				APIConfig:   k8sconfig.APIConfig{AuthType: k8sconfig.AuthTypeKubeConfig},
 				Passthrough: false,

processor/k8sattributesprocessor/doc.go

@@ -0,0 +1,17 @@
+// Copyright The OpenTelemetry Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//       http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+//go:generate mdatagen metadata.yaml
+
+package k8sattributesprocessor // import "github.com/open-telemetry/opentelemetry-collector-contrib/processor/k8sattributesprocessor"

processor/k8sattributesprocessor/factory.go

@@ -25,13 +25,7 @@ import (
 
 	"github.com/open-telemetry/opentelemetry-collector-contrib/internal/k8sconfig"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/processor/k8sattributesprocessor/internal/kube"
-)
-
-const (
-	// The value of "type" key in configuration.
-	typeStr = "k8sattributes"
-	// The stability level of the processor.
-	stability = component.StabilityLevelBeta
+	"github.com/open-telemetry/opentelemetry-collector-contrib/processor/k8sattributesprocessor/internal/metadata"
 )
 
 var kubeClientProvider = kube.ClientProvider(nil)
@@ -41,11 +35,11 @@ var defaultExcludes = ExcludeConfig{Pods: []ExcludePodConfig{{Name: "jaeger-agen
 // NewFactory returns a new factory for the k8s processor.
 func NewFactory() processor.Factory {
 	return processor.NewFactory(
-		typeStr,
+		metadata.Type,
 		createDefaultConfig,
-		processor.WithTraces(createTracesProcessor, stability),
-		processor.WithMetrics(createMetricsProcessor, stability),
-		processor.WithLogs(createLogsProcessor, stability),
+		processor.WithTraces(createTracesProcessor, metadata.TracesStability),
+		processor.WithMetrics(createMetricsProcessor, metadata.MetricsStability),
+		processor.WithLogs(createLogsProcessor, metadata.LogsStability),
 	)
 }
 

processor/k8sattributesprocessor/metadata.yaml

@@ -0,0 +1,7 @@
+type: k8sattributes
+
+status:
+  class: processor
+  stability:
+    beta: [logs, metrics, traces]
+  distributions: [contrib]