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s3_copy_object.go

Copies a bucket item to another bucket.

/* Copyright 2010-2018 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 ( "github.com/aws/aws-sdk-go/aws" "github.com/aws/aws-sdk-go/aws/session" "github.com/aws/aws-sdk-go/service/s3" "fmt" "os" ) // Copies the item in the bucket to another bucket. // // Usage: // go run s3_copy_object.go BUCKET ITEM OTHER_BUCKET func main() { if len(os.Args) != 4 { exitErrorf("Bucket, item, and other bucket names required\nUsage: go run s3_copy_object bucket item other-bucket") } bucket := os.Args[1] item := os.Args[2] other := os.Args[3] source := bucket + "/" + item // 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 S3 service client svc := s3.New(sess) // Copy the item _, err = svc.CopyObject(&s3.CopyObjectInput{Bucket: aws.String(other), CopySource: aws.String(source), Key: aws.String(item)}) if err != nil { exitErrorf("Unable to copy item from bucket %q to bucket %q, %v", bucket, other, err) } // Wait to see if the item got copied err = svc.WaitUntilObjectExists(&s3.HeadObjectInput{Bucket: aws.String(other), Key: aws.String(item)}) if err != nil { exitErrorf("Error occurred while waiting for item %q to be copied to bucket %q, %v", bucket, item, other, err) } fmt.Printf("Item %q successfully copied from bucket %q to bucket %q\n", item, bucket, other) } func exitErrorf(msg string, args ...interface{}) { fmt.Fprintf(os.Stderr, msg+"\n", args...) os.Exit(1) }

Sample Details

Service: s3

Last tested: 2018-03-16

Author: Doug-AWS

Type: full-example

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