Merge pull request #52753 from munnerz/sample-controller

Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

sample-controller: add example CRD controller

**What this PR does / why we need it**:

Adds a sample-controller example repository

fixes #52752

**Special notes for your reviewer**:

This is currently based on the sttts:sttts-codegen-scripts branch and should not be merged until that is (ref https://github.com/kubernetes/kubernetes/pull/52186)

**Release note**:

```
Add sample-controller repository
```

/cc @sttts @nikhita @colemickens

Kubernetes-commit: 9a7800f7d2efb88b397674672ac56f898826cf7c

vendor/github.com/emicklei/go-restful/log/log.go

@@ -0,0 +1,34 @@
+package log
+
+import (
+	stdlog "log"
+	"os"
+)
+
+// StdLogger corresponds to a minimal subset of the interface satisfied by stdlib log.Logger
+type StdLogger interface {
+	Print(v ...interface{})
+	Printf(format string, v ...interface{})
+}
+
+var Logger StdLogger
+
+func init() {
+	// default Logger
+	SetLogger(stdlog.New(os.Stderr, "[restful] ", stdlog.LstdFlags|stdlog.Lshortfile))
+}
+
+// SetLogger sets the logger for this package
+func SetLogger(customLogger StdLogger) {
+	Logger = customLogger
+}
+
+// Print delegates to the Logger
+func Print(v ...interface{}) {
+	Logger.Print(v...)
+}
+
+// Printf delegates to the Logger
+func Printf(format string, v ...interface{}) {
+	Logger.Printf(format, v...)
+}