mirror of
https://github.com/minio/minio.git
synced 2024-12-23 21:55:53 -05:00
43 lines
1.5 KiB
Go
43 lines
1.5 KiB
Go
/*
|
|
* MinIO Cloud Storage, (C) 2019 MinIO, Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package http
|
|
|
|
import (
|
|
"io"
|
|
"io/ioutil"
|
|
)
|
|
|
|
// DrainBody close non nil response with any response Body.
|
|
// convenient wrapper to drain any remaining data on response body.
|
|
//
|
|
// Subsequently this allows golang http RoundTripper
|
|
// to re-use the same connection for future requests.
|
|
func DrainBody(respBody io.ReadCloser) {
|
|
// Callers should close resp.Body when done reading from it.
|
|
// If resp.Body is not closed, the Client's underlying RoundTripper
|
|
// (typically Transport) may not be able to re-use a persistent TCP
|
|
// connection to the server for a subsequent "keep-alive" request.
|
|
if respBody != nil {
|
|
// Drain any remaining Body and then close the connection.
|
|
// Without this closing connection would disallow re-using
|
|
// the same connection for future uses.
|
|
// - http://stackoverflow.com/a/17961593/4465767
|
|
defer respBody.Close()
|
|
io.Copy(ioutil.Discard, respBody)
|
|
}
|
|
}
|