git subrepo clone (merge) https://github.com/kubernetes-incubator/metrics-server.git metrics-server

subrepo:
  subdir:   "metrics-server"
  merged:   "92d8412"
upstream:
  origin:   "https://github.com/kubernetes-incubator/metrics-server.git"
  branch:   "master"
  commit:   "92d8412"
git-subrepo:
  version:  "0.4.0"
  origin:   "???"
  commit:   "???"
diff --git a/metrics-server/vendor/github.com/emicklei/go-restful/logger.go b/metrics-server/vendor/github.com/emicklei/go-restful/logger.go
new file mode 100644
index 0000000..6595df0
--- /dev/null
+++ b/metrics-server/vendor/github.com/emicklei/go-restful/logger.go
@@ -0,0 +1,32 @@
+package restful
+
+// Copyright 2014 Ernest Micklei. All rights reserved.
+// Use of this source code is governed by a license
+// that can be found in the LICENSE file.
+import (
+	"github.com/emicklei/go-restful/log"
+)
+
+var trace bool = false
+var traceLogger log.StdLogger
+
+func init() {
+	traceLogger = log.Logger // use the package logger by default
+}
+
+// TraceLogger enables detailed logging of Http request matching and filter invocation. Default no logger is set.
+// You may call EnableTracing() directly to enable trace logging to the package-wide logger.
+func TraceLogger(logger log.StdLogger) {
+	traceLogger = logger
+	EnableTracing(logger != nil)
+}
+
+// SetLogger exposes the setter for the global logger on the top-level package
+func SetLogger(customLogger log.StdLogger) {
+	log.SetLogger(customLogger)
+}
+
+// EnableTracing can be used to Trace logging on and off.
+func EnableTracing(enabled bool) {
+	trace = enabled
+}