caddy/caddyhttp/proxy/body.go
Matthew Holt baf6db5b57
Apply Apache license to all .go source files (closes #1865)
I am not a lawyer, but according to the appendix of the license,
these boilerplate notices should be included with every source file.
2017-09-22 23:56:58 -06:00

55 lines
1.3 KiB
Go

// Copyright 2015 Light Code Labs, LLC
//
// 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 proxy
import (
"bytes"
"io"
"io/ioutil"
)
type bufferedBody struct {
*bytes.Reader
}
func (*bufferedBody) Close() error {
return nil
}
// rewind allows bufferedBody to be read again.
func (b *bufferedBody) rewind() error {
if b == nil {
return nil
}
_, err := b.Seek(0, io.SeekStart)
return err
}
// newBufferedBody returns *bufferedBody to use in place of src. Closes src
// and returns Read error on src. All content from src is buffered.
func newBufferedBody(src io.ReadCloser) (*bufferedBody, error) {
if src == nil {
return nil, nil
}
b, err := ioutil.ReadAll(src)
src.Close()
if err != nil {
return nil, err
}
return &bufferedBody{
Reader: bytes.NewReader(b),
}, nil
}