aws-get.go

package main

import (
	"fmt"
	"os"

	"github.com/aws/aws-sdk-go/aws"
	"github.com/aws/aws-sdk-go/aws/credentials"
	"github.com/aws/aws-sdk-go/aws/session"
	"github.com/aws/aws-sdk-go/service/s3"
	"github.com/aws/aws-sdk-go/service/s3/s3manager"
)

func main() {
	bucket := aws.String("test")
	key := aws.String("passwd")

	// Configure to use Minio Server
	s3Config := &aws.Config{
		Credentials:      credentials.NewStaticCredentials("SXO8VW2OFKKP2OG7AC85", "CKWSSgrUgvfUMTaNBkB63exet4WW+uNhQvi91Bc3", ""),
		Endpoint:         aws.String("http://localhost:9000"),
		Region:           aws.String("us-east-1"),
		DisableSSL:       aws.Bool(true),
		S3ForcePathStyle: aws.Bool(true),
	}
	newSession := session.New(s3Config)

	file, err := os.Create("testobject_local")
	if err != nil {
		fmt.Println("Failed to create file", err)
		return
	}
	defer file.Close()

	downloader := s3manager.NewDownloader(newSession)
	numBytes, err := downloader.Download(file,
		&s3.GetObjectInput{
			Bucket: bucket,
			Key:    key,
		})
	if err != nil {
		fmt.Println("Failed to download file", err)
		return
	}
	fmt.Println("Downloaded file", file.Name(), numBytes, "bytes")
}