amazon_s3_bucket.go

package main

import (
	"log"
	"time"

	"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"
)

func main() {
	sess, err := session.NewSession(
		&aws.Config{
			Region:      aws.String("us-west-1"),
			Credentials: credentials.NewSharedCredentials("", "staging")})
	if err != nil {
		log.Println("error: ", err)
	}
	svc := s3.New(sess)

	// download(svc)

	filename := "/posts/uuid/slate_teacherly.png"
	put(svc, filename)
}

func download(svc *s3.S3) {
	req, _ := svc.GetObjectRequest(&s3.GetObjectInput{
		Bucket: aws.String("testrad-userfiles-mobilehub-519262803"),
		Key:    aws.String("public/example-image.png"),
	})
	urlStr, err := req.Presign(15 * time.Minute)

	if err != nil {
		log.Println("Filed to sign request", err)
	}

	log.Println("The URL is:", urlStr)
}

func put(svc *s3.S3, filepath string) {

	req, _ := svc.PutObjectRequest(&s3.PutObjectInput{
		Bucket: aws.String("seso-content-bucket"),
		Key:    aws.String(filepath),
	})

	str, err := req.Presign(10 * time.Minute)

	log.Println("The URL is:", str, " err:", err)
}