Access Google Cloud storage buckets and objects using Go

cloudstorage.go

package main

import (
	gs "camlistore.org/pkg/googlestorage"
	"code.google.com/p/goauth2/oauth"
	"fmt"
	"log"
)

const (
	clientId     = "" //get this from cloud console > credentials
	clientSecret = "" //get this from cloud console > credentials
	bucket       = "test"
	code         = ""
)

var config = &oauth.Config{
	ClientId:     clientId,
	ClientSecret: clientSecret,
	Scope:        gs.Scope,
	AuthURL:      gs.AuthURL,
	TokenURL:     gs.TokenURL,
	RedirectURL:  gs.RedirectURL,
	TokenCache:   oauth.CacheFile("cache.json"),
}

func GetorSetToken() string {
	transport := &oauth.Transport{Config: config}
	token, err := config.TokenCache.Token()
	if err != nil {
		if code == "" {
			url := config.AuthCodeURL("")
			fmt.Print("Visit this URL to get a code, then run again with -code=YOUR_CODE\n\n")
			fmt.Println(url)
			return ""

		}
		token, err = transport.Exchange(code)
		if err != nil {
			log.Fatal("Exchange:", err)
		}
		// (The Exchange method will automatically cache the token.)
		fmt.Printf("Token is cached in %v\n", config.TokenCache)
	}

	transport.Token = token
	return transport.Token.RefreshToken

}
func main() {
	refreshToken := GetorSetToken()
	ts := gs.MakeOauthTransport(clientId, clientSecret, refreshToken)
	gsClient := gs.NewClient(ts)

	bucketObjects, err := gsClient.EnumerateObjects(bucket, "", 10)
	if err != nil {
		log.Fatal(err)
	}

	for _, v := range bucketObjects {
		fmt.Printf("Key: %v  Size: %v \n", v.Key, v.Size)
	}

}