// validateFlags ensures that all options passed via the command line are valid
func validateFlags(file string, URL string, directory string) {
// validatePath ensures that something is at a given path
validatePath := func(path string) {
if _, err := os.Stat(path); err != nil {
wrkutils.CouldntReadError(path, err)
}
}
// validateURL ensures that the given URL is valid, or logs an error
validateURL := func(urlstr string) {
if _, err := url.Parse(urlstr); err != nil {
log.WithFields(log.Fields{
"url": urlstr,
"error": err.Error(),
}).Fatal("Couldn't parse URL")
}
}
if URL != "" {
validateURL(URL)
}
if directory != "" {
validatePath(directory)
}
if file != "" {
validatePath(file)
}
}
// permissions checks to see if a file's octal permissions match the given set
func permissions(parameters []string) (exitCode int, exitMessage string) {
path := parameters[0]
givenMode := parameters[1]
finfo, err := os.Stat(path)
if err != nil {
wrkutils.CouldntReadError(path, err)
}
actualMode := fmt.Sprint(finfo.Mode().Perm()) // -rwxrw-r-- format
if actualMode == givenMode {
return 0, ""
}
msg := "File modes did not match"
return wrkutils.GenericError(msg, givenMode, []string{actualMode})
}