update vendor

Signed-off-by: Roland.Ma <rolandma@yunify.com>

vendor/k8s.io/apiserver/pkg/endpoints/handlers/trace_util.go

@@ -0,0 +1,32 @@
+/*
+Copyright 2020 The Kubernetes 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 handlers
+
+import (
+	"net/http"
+
+	utiltrace "k8s.io/utils/trace"
+)
+
+func traceFields(req *http.Request) []utiltrace.Field {
+	return []utiltrace.Field{
+		{Key: "url", Value: req.URL.Path},
+		{Key: "user-agent", Value: &lazyTruncatedUserAgent{req: req}},
+		{Key: "client", Value: &lazyClientIP{req: req}},
+		{Key: "accept", Value: &lazyAccept{req: req}},
+		{Key: "protocol", Value: req.Proto}}
+}