func (fs *S3FS) OpenRange(name string, rangeHeader string) (f vfs.ReadSeekCloser, err error) {
cfg := fs.config
if rangeHeader != "" {
tmp := *cfg
cfg = &tmp
var existingTransport http.RoundTripper
if cfg.Client != nil {
existingTransport = cfg.Client.Transport
}
cfg.Client = &http.Client{Transport: rangeTransport{RoundTripper: existingTransport, rangeVal: rangeHeader}}
}
rdr, err := s3util.Open(fs.url(name), cfg)
if err != nil {
return nil, &os.PathError{Op: "open", Path: fs.url(name), Err: err}
}
b, err := ioutil.ReadAll(rdr)
if err != nil {
return nil, err
}
defer func() {
err2 := rdr.Close()
if err == nil {
err = err2
}
}()
return nopCloser{bytes.NewReader(b)}, nil
}
func (c *Cache) Get(key string) (resp []byte, ok bool) {
rdr, err := s3util.Open(c.url(key), &c.Config)
if err != nil {
return []byte{}, false
}
defer rdr.Close()
if c.Gzip {
rdr, err = gzip.NewReader(rdr)
if err != nil {
return nil, false
}
defer rdr.Close()
}
resp, err = ioutil.ReadAll(rdr)
if err != nil {
log.Printf("s3cache.Get failed: %s", err)
}
return resp, err == nil
}