func (i Index) Install(mux *apiserver.PathRecorderMux, c *restful.Container) {
mux.BaseMux().HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
status := http.StatusOK
if r.URL.Path != "/" && r.URL.Path != "/index.html" {
// Since "/" matches all paths, handleIndex is called for all paths for which there is no handler registered.
// We want to return a 404 status with a list of all valid paths, incase of an invalid URL request.
status = http.StatusNotFound
}
var handledPaths []string
// Extract the paths handled using restful.WebService
for _, ws := range c.RegisteredWebServices() {
handledPaths = append(handledPaths, ws.RootPath())
}
// Extract the paths handled using mux handler.
handledPaths = append(handledPaths, mux.HandledPaths()...)
sort.Strings(handledPaths)
apiserver.WriteRawJSON(status, unversioned.RootPaths{Paths: handledPaths}, w)
})
}
