File: retriablerequest.go

package info (click to toggle)
golang-github-azure-go-autorest 14.2.0%2Bgit20220726.711dde1-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm, forky, sid, trixie
  • size: 1,320 kB
  • sloc: makefile: 15
file content (52 lines) | stat: -rw-r--r-- 1,436 bytes parent folder | download | duplicates (5)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
package autorest

// Copyright 2017 Microsoft Corporation
//
//  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.

import (
	"bytes"
	"io"
	"io/ioutil"
	"net/http"
)

// NewRetriableRequest returns a wrapper around an HTTP request that support retry logic.
func NewRetriableRequest(req *http.Request) *RetriableRequest {
	return &RetriableRequest{req: req}
}

// Request returns the wrapped HTTP request.
func (rr *RetriableRequest) Request() *http.Request {
	return rr.req
}

func (rr *RetriableRequest) prepareFromByteReader() (err error) {
	// fall back to making a copy (only do this once)
	b := []byte{}
	if rr.req.ContentLength > 0 {
		b = make([]byte, rr.req.ContentLength)
		_, err = io.ReadFull(rr.req.Body, b)
		if err != nil {
			return err
		}
	} else {
		b, err = ioutil.ReadAll(rr.req.Body)
		if err != nil {
			return err
		}
	}
	rr.br = bytes.NewReader(b)
	rr.req.Body = ioutil.NopCloser(rr.br)
	return err
}