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curl.go
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curl.go
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package curl
import (
"bytes"
"fmt"
"io"
"net/http"
"sort"
"strings"
)
func bashEscape(str string) string {
return `'` + strings.Replace(str, `'`, `'\''`, -1) + `'`
}
// GetCommand build curl command by http request
func GetCommand(req *http.Request) (cmd string, err error) {
var (
command []string
keys []string
body []byte
space = " "
)
command = append(command, "curl", "-X", bashEscape(req.Method))
if req.Body != nil {
body, err = io.ReadAll(req.Body)
if err != nil {
return
}
req.Body = io.NopCloser(bytes.NewBuffer(body))
if len(string(body)) > 0 {
bodyEscaped := bashEscape(string(body))
command = append(command, "-d", bodyEscaped)
}
}
for k := range req.Header {
keys = append(keys, k)
}
sort.Strings(keys)
for _, k := range keys {
command = append(command, "-H", bashEscape(fmt.Sprintf("%s: %s", k, strings.Join(req.Header[k], space))))
}
command = append(command, bashEscape(req.URL.String()))
cmd = strings.Join(command, space)
return
}