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// Copyright 2015 The etcd Authors
//
// 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 client
import (
"bytes"
"fmt"
"io/ioutil"
"net/http"
"os"
)
var (
cURLDebug = false
)
func EnablecURLDebug() {
cURLDebug = true
}
func DisablecURLDebug() {
cURLDebug = false
}
// printcURL prints the cURL equivalent request to stderr.
// It returns an error if the body of the request cannot
// be read.
// The caller MUST cancel the request if there is an error.
func printcURL(req *http.Request) error {
if !cURLDebug {
return nil
}
var (
command string
b []byte
err error
)
if req.URL != nil {
command = fmt.Sprintf("curl -X %s %s", req.Method, req.URL.String())
}
if req.Body != nil {
b, err = ioutil.ReadAll(req.Body)
if err != nil {
return err
}
command += fmt.Sprintf(" -d %q", string(b))
}
fmt.Fprintf(os.Stderr, "cURL Command: %s\n", command)
// reset body
body := bytes.NewBuffer(b)
req.Body = ioutil.NopCloser(body)
return nil
}
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