/
request.go
191 lines (153 loc) · 3.43 KB
/
request.go
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package runner
import (
"bytes"
"crypto/tls"
"fmt"
"io"
"io/ioutil"
"mime/multipart"
"net/http"
"net/url"
"os"
"path/filepath"
"strings"
"github.com/lamoda/gonkey/models"
)
func newClient(proxyURL *url.URL) *http.Client {
transport := &http.Transport{
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
Proxy: http.ProxyURL(proxyURL),
}
return &http.Client{
Transport: transport,
CheckRedirect: func(req *http.Request, via []*http.Request) error {
return http.ErrUseLastResponse
},
}
}
func newRequest(host string, test models.TestInterface) (req *http.Request, err error) {
if test.GetForm() != nil {
req, err = newMultipartRequest(host, test)
if err != nil {
return nil, err
}
} else {
req, err = newCommonRequest(host, test)
if err != nil {
return nil, err
}
}
for k, v := range test.Cookies() {
req.AddCookie(&http.Cookie{Name: k, Value: v})
}
return req, nil
}
func newMultipartRequest(host string, test models.TestInterface) (*http.Request, error) {
if test.ContentType() != "" && test.ContentType() != "multipart/form-data" {
return nil, fmt.Errorf(
"test has unexpected Content-Type: %s, expected: multipart/form-data",
test.ContentType(),
)
}
var b bytes.Buffer
w := multipart.NewWriter(&b)
params, err := url.ParseQuery(test.GetRequest())
if err != nil {
return nil, err
}
err = addFields(params, w)
if err != nil {
return nil, err
}
err = addFiles(test.GetForm().Files, w)
if err != nil {
return nil, err
}
_ = w.Close()
req, err := request(test, &b, host)
if err != nil {
return nil, err
}
// this is necessary, it will contain boundary
req.Header.Set("Content-Type", w.FormDataContentType())
return req, nil
}
func addFiles(files map[string]string, w *multipart.Writer) error {
for name, path := range files {
err := addFile(path, w, name)
if err != nil {
return err
}
}
return nil
}
func addFile(path string, w *multipart.Writer, name string) error {
f, err := os.Open(path)
if err != nil {
return err
}
defer func() { _ = f.Close() }()
fw, err := w.CreateFormFile(name, filepath.Base(f.Name()))
if err != nil {
return err
}
if _, err = io.Copy(fw, f); err != nil {
return err
}
return nil
}
func addFields(params url.Values, w *multipart.Writer) error {
for k, vv := range params {
for _, v := range vv {
fw, err := w.CreateFormField(k)
if err != nil {
return err
}
_, err = fw.Write([]byte(v))
if err != nil {
return err
}
}
}
return nil
}
func newCommonRequest(host string, test models.TestInterface) (*http.Request, error) {
body, err := test.ToJSON()
if err != nil {
return nil, err
}
req, err := request(test, bytes.NewBuffer(body), host)
if err != nil {
return nil, err
}
if req.Header.Get("Content-Type") == "" {
req.Header.Set("Content-Type", "application/json")
}
return req, nil
}
func request(test models.TestInterface, b *bytes.Buffer, host string) (*http.Request, error) {
req, err := http.NewRequest(
strings.ToUpper(test.GetMethod()),
host+test.Path()+test.ToQuery(),
b,
)
if err != nil {
return nil, err
}
for k, v := range test.Headers() {
if strings.ToLower(k) == "host" {
req.Host = v
} else {
req.Header.Add(k, v)
}
}
return req, nil
}
func actualRequestBody(req *http.Request) string {
if req.Body != nil {
reqBodyStream, _ := req.GetBody()
reqBody, _ := ioutil.ReadAll(reqBodyStream)
return string(reqBody)
}
return ""
}