feat: kubesphere 4.0 (#6115)

* feat: kubesphere 4.0

Signed-off-by: ci-bot <ci-bot@kubesphere.io>

* feat: kubesphere 4.0

Signed-off-by: ci-bot <ci-bot@kubesphere.io>

---------

Signed-off-by: ci-bot <ci-bot@kubesphere.io>
Co-authored-by: ks-ci-bot <ks-ci-bot@example.com>
Co-authored-by: joyceliu <joyceliu@yunify.com>

vendor/k8s.io/apimachinery/pkg/util/proxy/upgradeaware.go

@@ -21,7 +21,6 @@ import (
 	"bytes"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"log"
 	"net"
 	"net/http"
@@ -148,7 +147,7 @@ func (onewayRoundTripper) RoundTrip(req *http.Request) (*http.Response, error) {
 	return &http.Response{
 		Status:     "200 OK",
 		StatusCode: http.StatusOK,
-		Body:       ioutil.NopCloser(&bytes.Buffer{}),
+		Body:       io.NopCloser(&bytes.Buffer{}),
 		Request:    req,
 	}, nil
 }
@@ -493,7 +492,7 @@ func getResponse(r io.Reader) (*http.Response, []byte, error) {
 
 // dial dials the backend at req.URL and writes req to it.
 func dial(req *http.Request, transport http.RoundTripper) (net.Conn, error) {
-	conn, err := dialURL(req.Context(), req.URL, transport)
+	conn, err := DialURL(req.Context(), req.URL, transport)
 	if err != nil {
 		return nil, fmt.Errorf("error dialing backend: %v", err)
 	}