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SQS Polling with golang channels
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package main | |
import ( | |
"github.com/aws/aws-sdk-go/aws" | |
"github.com/aws/aws-sdk-go/aws/session" | |
"github.com/aws/aws-sdk-go/service/sqs" | |
"fmt" | |
) | |
var ( | |
sqsSvc *sqs.SQS | |
) | |
func pollMessages(chn chan<- *sqs.Message) { | |
for { | |
output, err := sqsSvc.ReceiveMessage(&sqs.ReceiveMessageInput{ | |
QueueUrl: aws.String("https://sqs.eu-central-1.amazonaws.com/123456/rafpe"), | |
MaxNumberOfMessages: aws.Int64(2), | |
WaitTimeSeconds: aws.Int64(15), | |
}) | |
if err != nil { | |
fmt.Println("failed to fetch sqs message %v", err) | |
} | |
for _, message := range output.Messages { | |
chn <- message | |
} | |
} | |
} | |
func handleMessage(msg *sqs.Message) { | |
fmt.Println("RECEIVING MESSAGE >>> ") | |
fmt.Println(*msg.Body) | |
} | |
func deleteMessage(msg *sqs.Message) { | |
sqsSvc.DeleteMessage(&sqs.DeleteMessageInput{ | |
QueueUrl: aws.String("https://sqs.eu-central-1.amazonaws.com/123456/rafpe"), | |
ReceiptHandle: msg.ReceiptHandle, | |
}) | |
} | |
func main() { | |
// Initialize a session that the SDK will use to load | |
// credentials from the shared credentials file. (~/.aws/credentials). | |
sess := session.Must(session.NewSessionWithOptions(session.Options{Config: aws.Config{Region: aws.String("eu-central-1")}, Profile: "xyz"})) | |
sqsSvc = sqs.New(sess) | |
chnMessages := make(chan *sqs.Message, 2) | |
go pollMessages(chnMessages) | |
for message := range chnMessages { | |
handleMessage(message) | |
deleteMessage(message) | |
} | |
} |
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