Shows how to use https://github.com/AdRoll/goamz/tree/master/s3 to access an AWS bucket created on AWS console.

goaws-s3.go

package main

import (
	"bytes"
	"image"
	"image/jpeg"
	"io"

	"github.com/AdRoll/goamz/aws"
	"github.com/AdRoll/goamz/s3"

	. "github.com/topicai/candy"
)

var (
	integrationTesterAccessKey = // key
	integrationTesterSecretKey = // secret key
	integrationTesterRegion    = aws.USWest2
)

func main() {
	var e error

	srv := s3.New(
		aws.Auth{
			AccessKey: integrationTesterAccessKey,
			SecretKey: integrationTesterSecretKey},
		integrationTesterRegion)

	bkt := srv.Bucket("yi-test-images")

	im := WithOpened(TestData("s.jpg"), func(r io.Reader) interface{} {
		im, _, e := image.Decode(r)
		Must(e)
		return im
	}).(image.Image)

	var buf bytes.Buffer
	Must(jpeg.Encode(&buf, im, &jpeg.Options{Quality: 50}))

	Must(
		bkt.PutReader("s.jpg", &buf, int64(buf.Len()),
			"image/jpeg", s3.PublicRead, s3.Options{}))

	bts, e := bkt.Get("s.jpg")
	Must(e)

	im2, _, e := image.Decode(bytes.NewReader(bts))
	Must(e)

	WithCreated(TestData("s2.jpg"), func(w io.Writer) {
		Must(jpeg.Encode(w, im2, &jpeg.Options{Quality: 50}))
	})
}