aws.go

package utility

import (
	"bufio"
	"github.com/revel/revel"
	"launchpad.net/goamz/aws"
	"launchpad.net/goamz/s3"
	"net/http"
	"os"
)

/**
 *	S3へアップロード
 */
func S3Upload(fileToBeUploaded, targetPath string) (isSuccess bool) {

	accesskey := revel.Config.StringDefault("aws.accesskey", "")
	secretkey := revel.Config.StringDefault("aws.secretkey", "")
	bucketName := revel.Config.StringDefault("aws.bucket", "")

	AWSAuth := aws.Auth{
		AccessKey: accesskey, // change this to yours
		SecretKey: secretkey,
	}

	region := aws.USEast
	connection := s3.New(AWSAuth, region)
	bucket := connection.Bucket(bucketName)

	file, err := os.Open(fileToBeUploaded)
	if err != nil {
		revel.INFO.Println(err)
		return false
	}
	defer file.Close()

	fileInfo, _ := file.Stat()
	var size int64 = fileInfo.Size()
	bytes := make([]byte, size)
	buffer := bufio.NewReader(file)
	_, err = buffer.Read(bytes)

	filetype := http.DetectContentType(bytes)

	err = bucket.Put(targetPath, bytes, filetype, s3.ACL("public-read-write"))
	if err != nil {
		revel.INFO.Println(err)
		return false
	}
	return true
}