starnet/curl_transport.go

135 lines
3.7 KiB
Go

package starnet
import (
"context"
"crypto/tls"
"fmt"
"net/http"
"reflect"
)
type Client struct {
*http.Client
}
// NewHttpClient creates a new http.Client with the specified options.
func NewHttpClient(opts ...RequestOpt) (Client, error) {
req, err := newRequest(context.Background(), "", "", opts...)
if err != nil {
return Client{}, err
}
defer func() {
req = nil
}()
cl, err := req.HttpClient()
return Client{
Client: cl,
}, err
}
func NewClientFromHttpClient(httpClient *http.Client) (Client, error) {
if httpClient == nil {
return Client{}, fmt.Errorf("httpClient cannot be nil")
}
if httpClient.Transport == nil {
httpClient.Transport = &Transport{
base: &http.Transport{},
}
} else {
switch t := httpClient.Transport.(type) {
case *Transport:
if t.base == nil {
t.base = &http.Transport{}
}
case *http.Transport:
httpClient.Transport = &Transport{
base: t,
}
default:
return Client{}, fmt.Errorf("unsupported transport type: %T", t)
}
}
return Client{
Client: httpClient,
}, nil
}
func NewClientFromHttpClientNoError(httpClient *http.Client) Client {
return Client{Client: httpClient}
}
// DisableRedirect returns whether the request will disable HTTP redirects.
// if true, the request will not follow redirects automatically.
// for example, if the server responds with a 301 or 302 status code, the request will not automatically follow the redirect.
// you will get the original response with the redirect status code and Location header.
func (c Client) DisableRedirect() bool {
return reflect.ValueOf(c.Client.CheckRedirect).Pointer() == reflect.ValueOf(DefaultCheckRedirectFunc).Pointer()
}
// SetDisableRedirect sets whether the request will disable HTTP redirects.
// if true, the request will not follow redirects automatically.
// for example, if the server responds with a 301 or 302 status code, the request will not automatically follow the redirect.
// you will get the original response with the redirect status code and Location header.
func (c Client) SetDisableRedirect(disableRedirect bool) {
if disableRedirect {
c.Client.CheckRedirect = DefaultCheckRedirectFunc
}
}
func (c Client) SetDefaultSkipTLSVerify(skip bool) {
if c.Client.Transport == nil {
c.Client.Transport = &Transport{
base: &http.Transport{},
}
}
if transport, ok := c.Client.Transport.(*Transport); ok {
if transport.base.TLSClientConfig == nil {
transport.base.TLSClientConfig = &tls.Config{}
}
transport.base.TLSClientConfig.InsecureSkipVerify = skip
} else if transport, ok := c.Client.Transport.(*http.Transport); ok {
if transport.TLSClientConfig == nil {
transport.TLSClientConfig = &tls.Config{}
}
transport.TLSClientConfig.InsecureSkipVerify = skip
}
}
func (c Client) SetDefaultTLSConfig(tlsConfig *tls.Config) {
if c.Client.Transport == nil {
c.Client.Transport = &Transport{
base: &http.Transport{},
}
}
if transport, ok := c.Client.Transport.(*Transport); ok {
transport.base.TLSClientConfig = tlsConfig
} else if transport, ok := c.Client.Transport.(*http.Transport); ok {
transport.TLSClientConfig = tlsConfig
}
}
type Transport struct {
base *http.Transport
}
func (t *Transport) RoundTrip(req *http.Request) (*http.Response, error) {
if t.base == nil {
t.base = &http.Transport{}
}
transport, ok := req.Context().Value("transport").(*http.Transport)
if ok && transport != nil {
return transport.RoundTrip(req)
}
proxy, ok := req.Context().Value("proxy").(string)
if ok && proxy != "" {
tlsConfig, ok := req.Context().Value("tlsConfig").(*tls.Config)
if ok && tlsConfig != nil {
tmpTransport := t.base.Clone()
tmpTransport.TLSClientConfig = tlsConfig
return tmpTransport.RoundTrip(req)
}
}
return t.base.RoundTrip(req)
}