Kafka: fix "awsiam" auth type name (#3286)

Signed-off-by: Fabian Martinez <46371672+famarting@users.noreply.github.com>

bindings/kafka/metadata.yaml

@@ -147,10 +147,10 @@ authenticationProfiles:
         required: true
         description: |
           Authentication type.
-          This must be set to "awsIAM" for this authentication profile.
-        example: '"awsIAM"'
+          This must be set to "awsiam" for this authentication profile.
+        example: '"awsiam"'
         allowedValues:
-          - "awsIAM"
+          - "awsiam"
       - name: awsRegion
         type: string
         required: true

common/component/kafka/kafka.go

@@ -15,6 +15,7 @@ package kafka
 
 import (
 	"context"
+	"strings"
 	"sync"
 	"time"
 
@@ -91,7 +92,7 @@ func (k *Kafka) Init(ctx context.Context, metadata map[string]string) error {
 		return err
 	}
 
-	switch k.authType {
+	switch strings.ToLower(k.authType) {
 	case oidcAuthType:
 		k.logger.Info("Configuring SASL OAuth2/OIDC authentication")
 		err = updateOidcAuthInfo(config, meta)

common/component/kafka/metadata.go

@@ -230,7 +230,7 @@ func (k *Kafka) getKafkaMetadata(meta map[string]string) (*KafkaMetadata, error)
 		k.logger.Debug("Configuring root certificate authentication.")
 	case awsIAMAuthType:
 		if m.AWSRegion == "" {
-			return nil, errors.New("missing AWS region property 'awsRegion' for authType 'awsIAM'")
+			return nil, errors.New("missing AWS region property 'awsRegion' for authType 'awsiam'")
 		}
 		k.logger.Debug("Configuring AWS IAM authentication.")
 	default:

pubsub/kafka/metadata.yaml

@@ -141,10 +141,10 @@ authenticationProfiles:
         required: true
         description: |
           Authentication type.
-          This must be set to "awsIAM" for this authentication profile.
-        example: '"awsIAM"'
+          This must be set to "awsiam" for this authentication profile.
+        example: '"awsiam"'
         allowedValues:
-          - "awsIAM"
+          - "awsiam"
       - name: awsRegion
         type: string
         required: true