forked from awsdocs/aws-doc-sdk-examples
/
sqs_changingvisibility.go
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/
sqs_changingvisibility.go
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// snippet-comment:[These are tags for the AWS doc team's sample catalog. Do not remove.]
// snippet-sourceauthor:[Doug-AWS]
// snippet-sourcedescription:[Changes the visibility timeout for an SQS queue.]
// snippet-keyword:[Amazon Simple Queue Service]
// snippet-keyword:[Amazon SQS]
// snippet-keyword:[ChangeMessageVisibility function]
// snippet-keyword:[ReceiveMessage function]
// snippet-keyword:[Go]
// snippet-sourcesyntax:[go]
// snippet-service:[sqs]
// snippet-keyword:[Code Sample]
// snippet-sourcetype:[full-example]
// snippet-sourcedate:[2018-03-16]
/*
Copyright 2010-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
This file is licensed under the Apache License, Version 2.0 (the "License").
You may not use this file except in compliance with the License. A copy of
the License is located at
http://aws.amazon.com/apache2.0/
This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
CONDITIONS OF ANY KIND, either express or implied. See the License for the
specific language governing permissions and limitations under the License.
*/
package main
import (
"fmt"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/sqs"
)
// Usage:
// go run sqs_changingvisibility.go
func main() {
// Initialize a session in us-west-2 that the SDK will use to load
// credentials from the shared credentials file ~/.aws/credentials.
sess, err := session.NewSession(&aws.Config{
Region: aws.String("us-west-2")},
)
// Create a SQS service client.
svc := sqs.New(sess)
// URL to our queue
qURL := "QueueURL"
result, err := svc.ReceiveMessage(&sqs.ReceiveMessageInput{
AttributeNames: []*string{
aws.String(sqs.MessageSystemAttributeNameSentTimestamp),
},
MaxNumberOfMessages: aws.Int64(1),
MessageAttributeNames: []*string{
aws.String(sqs.QueueAttributeNameAll),
},
QueueUrl: &qURL,
})
if err != nil {
fmt.Println("Error", err)
return
}
// Check if we have any messages
if len(result.Messages) == 0 {
fmt.Println("Received no messages")
return
}
// 30 seconds timeout
duration := int64(30)
resultVisibility, err := svc.ChangeMessageVisibility(&sqs.ChangeMessageVisibilityInput{
ReceiptHandle: result.Messages[0].ReceiptHandle,
QueueUrl: &qURL,
VisibilityTimeout: &duration,
})
if err != nil {
fmt.Println("Visibility Error", err)
return
}
fmt.Println("Time Changed", resultVisibility)
}