[resourceprocessor] add support for profile signal type

.chloggen/resource-processor-add-profiles.yaml

@@ -0,0 +1,27 @@
+# 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. filelogreceiver)
+component: resourceprocessor
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Add support for profile signal type
+
+# Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists.
+issues: [359979]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext:
+
+# If your change doesn't affect end users or the exported elements of any package,
+# you should instead start your pull request title with [chore] or use the "Skip Changelog" label.
+# Optional: The change log or logs in which this entry should be included.
+# e.g. '[user]' or '[user, api]'
+# Include 'user' if the change is relevant to end users.
+# Include 'api' if there is a change to a library API.
+# Default: '[user]'
+change_logs: []

processor/resourceprocessor/README.md

@@ -3,11 +3,13 @@
 <!-- status autogenerated section -->
 | Status        |           |
 | ------------- |-----------|
-| Stability     | [beta]: traces, metrics, logs   |
+| Stability     | [development]: profiles   |
+|               | [beta]: traces, metrics, logs   |
 | Distributions | [core], [contrib], [k8s] |
 | Issues        | [![Open issues](https://img.shields.io/github/issues-search/open-telemetry/opentelemetry-collector-contrib?query=is%3Aissue%20is%3Aopen%20label%3Aprocessor%2Fresource%20&label=open&color=orange&logo=opentelemetry)](https://github.com/open-telemetry/opentelemetry-collector-contrib/issues?q=is%3Aopen+is%3Aissue+label%3Aprocessor%2Fresource) [![Closed issues](https://img.shields.io/github/issues-search/open-telemetry/opentelemetry-collector-contrib?query=is%3Aissue%20is%3Aclosed%20label%3Aprocessor%2Fresource%20&label=closed&color=blue&logo=opentelemetry)](https://github.com/open-telemetry/opentelemetry-collector-contrib/issues?q=is%3Aclosed+is%3Aissue+label%3Aprocessor%2Fresource) |
 | [Code Owners](https://github.com/open-telemetry/opentelemetry-collector-contrib/blob/main/CONTRIBUTING.md#becoming-a-code-owner)    | [@dmitryax](https://www.github.com/dmitryax) |
 
+[development]: https://github.com/open-telemetry/opentelemetry-collector/blob/main/docs/component-stability.md#development
 [beta]: https://github.com/open-telemetry/opentelemetry-collector/blob/main/docs/component-stability.md#beta
 [core]: https://github.com/open-telemetry/opentelemetry-collector-releases/tree/main/distributions/otelcol
 [contrib]: https://github.com/open-telemetry/opentelemetry-collector-releases/tree/main/distributions/otelcol-contrib

processor/resourceprocessor/factory.go

@@ -8,8 +8,11 @@ import (
 
 	"go.opentelemetry.io/collector/component"
 	"go.opentelemetry.io/collector/consumer"
+	"go.opentelemetry.io/collector/consumer/xconsumer"
 	"go.opentelemetry.io/collector/processor"
 	"go.opentelemetry.io/collector/processor/processorhelper"
+	"go.opentelemetry.io/collector/processor/processorhelper/xprocessorhelper"
+	"go.opentelemetry.io/collector/processor/xprocessor"
 
 	"github.com/open-telemetry/opentelemetry-collector-contrib/internal/coreinternal/attraction"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/processor/resourceprocessor/internal/metadata"
@@ -19,12 +22,14 @@ var processorCapabilities = consumer.Capabilities{MutatesData: true}
 
 // NewFactory returns a new factory for the Resource processor.
 func NewFactory() processor.Factory {
-	return processor.NewFactory(
+	return xprocessor.NewFactory(
 		metadata.Type,
 		createDefaultConfig,
-		processor.WithTraces(createTracesProcessor, metadata.TracesStability),
-		processor.WithMetrics(createMetricsProcessor, metadata.MetricsStability),
-		processor.WithLogs(createLogsProcessor, metadata.LogsStability))
+		xprocessor.WithTraces(createTracesProcessor, metadata.TracesStability),
+		xprocessor.WithMetrics(createMetricsProcessor, metadata.MetricsStability),
+		xprocessor.WithLogs(createLogsProcessor, metadata.LogsStability),
+		xprocessor.WithProfiles(createProfilesProcessor, metadata.ProfilesStability),
+	)
 }
 
 // Note: This isn't a valid configuration because the processor would do no work.
@@ -91,3 +96,23 @@ func createLogsProcessor(
 		proc.processLogs,
 		processorhelper.WithCapabilities(processorCapabilities))
 }
+
+func createProfilesProcessor(
+	ctx context.Context,
+	set processor.Settings,
+	cfg component.Config,
+	nextConsumer xconsumer.Profiles,
+) (xprocessor.Profiles, error) {
+	attrProc, err := attraction.NewAttrProc(&attraction.Settings{Actions: cfg.(*Config).AttributesActions})
+	if err != nil {
+		return nil, err
+	}
+	proc := resourceProcessor{logger: set.Logger, attrProc: attrProc}
+	return xprocessorhelper.NewProfiles(
+		ctx,
+		set,
+		cfg,
+		nextConsumer,
+		proc.processProfiles,
+		xprocessorhelper.WithCapabilities(processorCapabilities))
+}

processor/resourceprocessor/factory_test.go

@@ -11,6 +11,7 @@ import (
 	"go.opentelemetry.io/collector/component/componenttest"
 	"go.opentelemetry.io/collector/consumer/consumertest"
 	"go.opentelemetry.io/collector/processor/processortest"
+	"go.opentelemetry.io/collector/processor/xprocessor"
 
 	"github.com/open-telemetry/opentelemetry-collector-contrib/internal/coreinternal/attraction"
 )
@@ -37,6 +38,14 @@ func TestCreateProcessor(t *testing.T) {
 	mp, err := factory.CreateMetrics(context.Background(), processortest.NewNopSettings(), cfg, consumertest.NewNop())
 	assert.NoError(t, err)
 	assert.NotNil(t, mp)
+
+	lp, err := factory.CreateLogs(context.Background(), processortest.NewNopSettings(), cfg, consumertest.NewNop())
+	assert.NoError(t, err)
+	assert.NotNil(t, lp)
+
+	pp, err := factory.(xprocessor.Factory).CreateProfiles(context.Background(), processortest.NewNopSettings(), cfg, consumertest.NewNop())
+	assert.NoError(t, err)
+	assert.NotNil(t, pp)
 }
 
 func TestInvalidAttributeActions(t *testing.T) {
@@ -52,4 +61,10 @@ func TestInvalidAttributeActions(t *testing.T) {
 
 	_, err = factory.CreateMetrics(context.Background(), processortest.NewNopSettings(), cfg, nil)
 	assert.Error(t, err)
+
+	_, err = factory.CreateLogs(context.Background(), processortest.NewNopSettings(), cfg, nil)
+	assert.Error(t, err)
+
+	_, err = factory.(xprocessor.Factory).CreateProfiles(context.Background(), processortest.NewNopSettings(), cfg, nil)
+	assert.Error(t, err)
 }

processor/resourceprocessor/go.mod

@@ -11,9 +11,13 @@ require (
 	go.opentelemetry.io/collector/confmap v1.24.1-0.20250121185328-fbefb22cc2b3
 	go.opentelemetry.io/collector/consumer v1.24.1-0.20250121185328-fbefb22cc2b3
 	go.opentelemetry.io/collector/consumer/consumertest v0.118.1-0.20250121185328-fbefb22cc2b3
+	go.opentelemetry.io/collector/consumer/xconsumer v0.118.1-0.20250121185328-fbefb22cc2b3
 	go.opentelemetry.io/collector/pdata v1.24.1-0.20250121185328-fbefb22cc2b3
+	go.opentelemetry.io/collector/pdata/pprofile v0.118.1-0.20250121185328-fbefb22cc2b3
 	go.opentelemetry.io/collector/processor v0.118.1-0.20250121185328-fbefb22cc2b3
+	go.opentelemetry.io/collector/processor/processorhelper/xprocessorhelper v0.118.1-0.20250121185328-fbefb22cc2b3
 	go.opentelemetry.io/collector/processor/processortest v0.118.1-0.20250121185328-fbefb22cc2b3
+	go.opentelemetry.io/collector/processor/xprocessor v0.118.1-0.20250121185328-fbefb22cc2b3
 	go.uber.org/goleak v1.3.0
 	go.uber.org/zap v1.27.0
 )
@@ -40,11 +44,8 @@ require (
 	go.opentelemetry.io/collector/client v1.24.1-0.20250121185328-fbefb22cc2b3 // indirect
 	go.opentelemetry.io/collector/component/componentstatus v0.118.1-0.20250121185328-fbefb22cc2b3 // indirect
 	go.opentelemetry.io/collector/config/configtelemetry v0.118.1-0.20250121185328-fbefb22cc2b3 // indirect
-	go.opentelemetry.io/collector/consumer/xconsumer v0.118.1-0.20250121185328-fbefb22cc2b3 // indirect
-	go.opentelemetry.io/collector/pdata/pprofile v0.118.1-0.20250121185328-fbefb22cc2b3 // indirect
 	go.opentelemetry.io/collector/pdata/testdata v0.118.1-0.20250121185328-fbefb22cc2b3 // indirect
 	go.opentelemetry.io/collector/pipeline v0.118.1-0.20250121185328-fbefb22cc2b3 // indirect
-	go.opentelemetry.io/collector/processor/xprocessor v0.118.1-0.20250121185328-fbefb22cc2b3 // indirect
 	go.opentelemetry.io/otel v1.34.0 // indirect
 	go.opentelemetry.io/otel/metric v1.34.0 // indirect
 	go.opentelemetry.io/otel/sdk v1.34.0 // indirect

processor/resourceprocessor/metadata.yaml

@@ -3,6 +3,7 @@ type: resource
 status:
   class: processor
   stability:
+    development: [profiles]
     beta: [traces, metrics, logs]
   distributions: [core, contrib, k8s]
   codeowners:

processor/resourceprocessor/resource_processor.go

@@ -8,6 +8,7 @@ import (
 
 	"go.opentelemetry.io/collector/pdata/plog"
 	"go.opentelemetry.io/collector/pdata/pmetric"
+	"go.opentelemetry.io/collector/pdata/pprofile"
 	"go.opentelemetry.io/collector/pdata/ptrace"
 	"go.uber.org/zap"
 
@@ -42,3 +43,11 @@ func (rp *resourceProcessor) processLogs(ctx context.Context, ld plog.Logs) (plo
 	}
 	return ld, nil
 }
+
+func (rp *resourceProcessor) processProfiles(ctx context.Context, pd pprofile.Profiles) (pprofile.Profiles, error) {
+	rps := pd.ResourceProfiles()
+	for i := 0; i < rps.Len(); i++ {
+		rp.attrProc.Process(ctx, rp.logger, rps.At(i).Resource().Attributes())
+	}
+	return pd, nil
+}

processor/resourceprocessor/resource_processor_test.go

@@ -10,10 +10,13 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	"go.opentelemetry.io/collector/consumer/consumertest"
+	"go.opentelemetry.io/collector/pdata/pcommon"
 	"go.opentelemetry.io/collector/pdata/plog"
 	"go.opentelemetry.io/collector/pdata/pmetric"
+	"go.opentelemetry.io/collector/pdata/pprofile"
 	"go.opentelemetry.io/collector/pdata/ptrace"
 	"go.opentelemetry.io/collector/processor/processortest"
+	"go.opentelemetry.io/collector/processor/xprocessor"
 
 	"github.com/open-telemetry/opentelemetry-collector-contrib/internal/coreinternal/attraction"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/internal/coreinternal/testdata"
@@ -129,6 +132,20 @@ func TestResourceProcessorAttributesUpsert(t *testing.T) {
 			logs := tln.AllLogs()
 			require.Len(t, logs, 1)
 			assert.NoError(t, plogtest.CompareLogs(wantLogData, logs[0]))
+
+			// Test profiles consumer
+			tpn := new(consumertest.ProfilesSink)
+			rpp, err := factory.(xprocessor.Factory).CreateProfiles(context.Background(), processortest.NewNopSettings(), tt.config, tpn)
+			require.NoError(t, err)
+			assert.True(t, rpp.Capabilities().MutatesData)
+
+			sourceProfileData := generateProfileData(tt.sourceAttributes)
+			wantProfileData := generateProfileData(tt.wantAttributes)
+			err = rpp.ConsumeProfiles(context.Background(), sourceProfileData)
+			require.NoError(t, err)
+			profiles := tpn.AllProfiles()
+			require.Len(t, profiles, 1)
+			compareProfileAttributes(t, wantProfileData, sourceProfileData)
 		})
 	}
 }
@@ -168,3 +185,29 @@ func generateLogData(attributes map[string]string) plog.Logs {
 	}
 	return ld
 }
+
+func generateProfileData(attributes map[string]string) pprofile.Profiles {
+	p := pprofile.NewProfiles()
+	rp := p.ResourceProfiles().AppendEmpty()
+
+	for k, v := range attributes {
+		rp.Resource().Attributes().PutStr(k, v)
+	}
+	return p
+}
+
+func compareProfileAttributes(t *testing.T, expected pprofile.Profiles, got pprofile.Profiles) {
+	require.Equal(t, expected.ResourceProfiles().Len(), got.ResourceProfiles().Len())
+
+	for i := 0; i < expected.ResourceProfiles().Len(); i++ {
+		expectedResourceProfile := expected.ResourceProfiles().At(i)
+		gotResourceProfile := got.ResourceProfiles().At(i)
+
+		expectedResourceProfile.Resource().Attributes().Range(func(k string, v pcommon.Value) bool {
+			get, ok := gotResourceProfile.Resource().Attributes().Get(k)
+			require.True(t, ok)
+			require.Equal(t, v, get)
+			return true
+		})
+	}
+}