I had already tried this option but does not work
this is the error
Failed to download file write /dev/stdout: illegal seek
Thanks in advance
El jueves, 30 de junio de 2016, 0:55:49 (UTC-3), Dave Cheney escribió:
>
> numBytes, err := downloader.Download(os.Stdout, &s3.GetObjectInput{ ... })
>
> Should do it.
>
> On Thursday, 30 June 2016 13:53:31 UTC+10, Joshua Boelter wrote:
>>
>> I've been tinkering w/ the AWS Go SDK to get used to it ... this is one
>> method using the GetObject API; see the full gist for a working example
>>
>> https://gist.github.com/jboelter/6f5bd598673eb0e606f10660495fc175
>>
>>
>> s3Svc := s3.New(awsSession)
>>
>> result, err := s3Svc.GetObject(&s3.GetObjectInput{
>> Bucket: aws.String(bucket),
>> Key: aws.String(key),
>> })
>>
>> if err != nil {
>> fmt.Fprintln(os.Stderr, err)
>> os.Exit(1)
>> }
>>
>> n, err := io.Copy(os.Stdout, result.Body)
>> result.Body.Close()
>>
>>
>>
>> On Wednesday, June 29, 2016 at 3:35:39 PM UTC-7, Walter Garcia wrote:
>>>
>>> Hello all.
>>>
>>> Im new using AWS SDK in go and Im need download file object from S3 to
>>> Stdout and not create a file.
>>> For example:
>>> my_download_s3_program > file.txt
>>> or
>>> my_download_s3_program | tar
>>> etc
>>>
>>> So, I can download to file, but I need stream on the fly to stdout, it's
>>> possible?
>>>
>>> This example write a file:
>>> ----------------------------------------------------------------------
>>> file, err := os.Create("download_file.txt")
>>> if err != nil {
>>> fmt.Println("Failed to create file", err)
>>> os.Exit(4)
>>> }
>>> defer file.Close()
>>>
>>> key := path.Join(prefix, filename)
>>>
>>> downloader :=
>>> s3manager.NewDownloader(session.New(&aws.Config{Region:
>>> aws.String("us-west-2")}))
>>> numBytes, err := downloader.Download(f,
>>> &s3.GetObjectInput{
>>> Bucket: aws.String(bucket),
>>> Key: aws.String(key),
>>> })
>>> if err != nil {
>>> fmt.Println("Failed to download file", err)
>>> os.Exit(5)
>>> }
>>>
>>> fmt.Println("Downloaded file", file.Name(), numBytes,
>>> "bytes")
>>>
>>> ----------------------------------------------------------------------
>>>
>>> How can modify this example to stream to stdout?
>>>
>>> Well, thanks in advance.
>>>
>>
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