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main.go
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main.go
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package main
import (
"encoding/json"
"github.com/aws/aws-lambda-go/events"
"github.com/aws/aws-lambda-go/lambda"
"github.com/confluentinc/confluent-kafka-go/kafka"
"os"
"context"
"log"
"lambda/config"
lambdaKafka "lambda/kafka"
)
func HandleRequest(ctx context.Context, snsEvent events.SNSEvent) (string, error) {
kafkaTopic := os.Getenv("KAFKA_WRITE_TOPIC")
for _, record := range snsEvent.Records {
snsRecord := record.SNS
msgAttribute, err := json.Marshal(snsRecord.MessageAttributes)
if err != nil {
log.Println("Error marshalling the SNS message attributes", err)
return "", err
}
kafkaHeaders := []kafka.Header{
kafka.Header{
Key: config.MessageAttributes,
Value: msgAttribute,
},
}
err = lambdaKafka.WriteToKafka([]byte(snsRecord.Message), kafkaTopic, &kafkaHeaders)
if err != nil {
log.Println("Error writing to Kafka", err)
return "", err
}
}
return "", nil
}
func main() {
lambda.Start(HandleRequest)
}