func (backend *S3Backend) Enumerate(blobs chan<- string) error {
defer close(blobs)
f, err := s3util.NewFile(backend.bucket(""), nil)
if err != nil {
return err
}
var infos []os.FileInfo
for {
infos, err = f.Readdir(0)
if err == io.EOF {
break
} else if err != nil {
return err
}
for _, info := range infos {
sf, err := s3util.NewFile(backend.bucket(info.Name()+"/"), nil)
if err != nil {
return err
}
var subinfos []os.FileInfo
for {
subinfos, err = sf.Readdir(0)
if err == io.EOF {
break
} else if err != nil {
return err
}
for _, subinfo := range subinfos {
blobs <- subinfo.Name()[3:] //subinfo.Sys().(*s3util.Stat).Key
}
}
}
}
return nil
}
func ExampleReaddir() {
s3util.DefaultConfig.AccessKey = os.Getenv("S3_ACCESS_KEY")
s3util.DefaultConfig.SecretKey = os.Getenv("S3_SECRET_KEY")
f, err := s3util.NewFile("https://examle.s3.amazonaws.com/foo", nil)
if err != nil {
panic(err)
}
var infos []os.FileInfo
for {
infos, err = f.Readdir(0)
if err == io.EOF {
break
} else if err != nil {
panic(err)
}
for i, info := range infos {
c := info.Sys().(*s3util.Stat)
var etag string
if c != nil {
etag = c.ETag
}
fmt.Printf("%d: %v, %s\n", i, info, etag)
}
}
}