Fix connector logger zap kind key (#8878)

Signed-off-by: Bogdan Drutu <bogdandrutu@gmail.com>

.chloggen/fixconnectorlogger.yaml

@@ -0,0 +1,13 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: 'bug_fix'
+
+# The name of the component, or a single word describing the area of concern, (e.g. otlpreceiver)
+component: "service"
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: "Fix connector logger zap kind key"
+
+# One or more tracking issues or pull requests related to the change
+issues: [8878]

component/component.go

@@ -96,6 +96,22 @@ const (
 	KindConnector
 )
 
+func (k Kind) String() string {
+	switch k {
+	case KindReceiver:
+		return "Receiver"
+	case KindProcessor:
+		return "Processor"
+	case KindExporter:
+		return "Exporter"
+	case KindExtension:
+		return "Extension"
+	case KindConnector:
+		return "Connector"
+	}
+	return ""
+}
+
 // StabilityLevel represents the stability level of the component created by the factory.
 // The stability level is used to determine if the component should be used in production
 // or not. For more details see:

component/component_test.go

@@ -9,6 +9,16 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
+func TestKindString(t *testing.T) {
+	assert.EqualValues(t, "", Kind(0).String())
+	assert.EqualValues(t, "Receiver", KindReceiver.String())
+	assert.EqualValues(t, "Processor", KindProcessor.String())
+	assert.EqualValues(t, "Exporter", KindExporter.String())
+	assert.EqualValues(t, "Extension", KindExtension.String())
+	assert.EqualValues(t, "Connector", KindConnector.String())
+	assert.EqualValues(t, "", Kind(100).String())
+}
+
 func TestStabilityLevelString(t *testing.T) {
 	assert.EqualValues(t, "Undefined", StabilityLevelUndefined.String())
 	assert.EqualValues(t, "Unmaintained", StabilityLevelUnmaintained.String())

service/internal/components/loggers.go

@@ -4,6 +4,8 @@
 package components // import "go.opentelemetry.io/collector/service/internal/components"
 
 import (
+	"strings"
+
 	"go.uber.org/zap"
 
 	"go.opentelemetry.io/collector/component"
@@ -11,10 +13,6 @@ import (
 
 const (
 	zapKindKey            = "kind"
-	zapKindReceiver       = "receiver"
-	zapKindProcessor      = "processor"
-	zapKindExporter       = "exporter"
-	zapKindExtension      = "extension"
 	zapNameKey            = "name"
 	zapDataTypeKey        = "data_type"
 	zapStabilityKey       = "stability"
@@ -25,34 +23,34 @@ const (
 
 func ReceiverLogger(logger *zap.Logger, id component.ID, dt component.DataType) *zap.Logger {
 	return logger.With(
-		zap.String(zapKindKey, zapKindReceiver),
+		zap.String(zapKindKey, strings.ToLower(component.KindReceiver.String())),
 		zap.String(zapNameKey, id.String()),
 		zap.String(zapDataTypeKey, string(dt)))
 }
 
 func ProcessorLogger(logger *zap.Logger, id component.ID, pipelineID component.ID) *zap.Logger {
 	return logger.With(
-		zap.String(zapKindKey, zapKindProcessor),
+		zap.String(zapKindKey, strings.ToLower(component.KindProcessor.String())),
 		zap.String(zapNameKey, id.String()),
 		zap.String(zapPipelineKey, pipelineID.String()))
 }
 
 func ExporterLogger(logger *zap.Logger, id component.ID, dt component.DataType) *zap.Logger {
 	return logger.With(
-		zap.String(zapKindKey, zapKindExporter),
+		zap.String(zapKindKey, strings.ToLower(component.KindExporter.String())),
 		zap.String(zapDataTypeKey, string(dt)),
 		zap.String(zapNameKey, id.String()))
 }
 
 func ExtensionLogger(logger *zap.Logger, id component.ID) *zap.Logger {
 	return logger.With(
-		zap.String(zapKindKey, zapKindExtension),
+		zap.String(zapKindKey, strings.ToLower(component.KindExtension.String())),
 		zap.String(zapNameKey, id.String()))
 }
 
 func ConnectorLogger(logger *zap.Logger, id component.ID, expDT, rcvDT component.DataType) *zap.Logger {
 	return logger.With(
-		zap.String(zapKindKey, zapKindExporter),
+		zap.String(zapKindKey, strings.ToLower(component.KindConnector.String())),
 		zap.String(zapNameKey, id.String()),
 		zap.String(zapExporterInPipeline, string(expDT)),
 		zap.String(zapReceiverInPipeline, string(rcvDT)))