Function generateNonExistingImageName

api/application.go:465–472

(imgDir string, gen func() string)

}

func generateNonExistingImageName(imgDir string, gen func() string) string {
	for {
		name := gen()
		if !exist(imgDir + name) {
			return name
		}
	}
}

func ValidApplicationImageExt(ext string) bool {
	switch strings.ToLower(ext) {