func changeMod(fs *gowfs.FileSystem, hdfsPath string) {
shell := gowfs.FsShell{FileSystem: fs}
_, err := shell.Chmod([]string{hdfsPath}, 0744)
if err != nil {
log.Fatal("Chmod() failed for ", hdfsPath, ": ", err.Error())
}
stat, err := fs.GetFileStatus(gowfs.Path{Name: hdfsPath})
if err != nil {
log.Fatal("Unable to validate Chmod() operation: ", err.Error())
}
if stat.Permission == "744" {
log.Println("Chmod for ", hdfsPath, " OK ")
ls(fs, hdfsPath)
} else {
log.Fatal("Chmod() failed.")
}
}
