Method installChattrCronJob

pkgcache/cache_setup.go:319–330

installChattrCronJob installs a cron job that runs "find -type d -exec chattr +a" every minute, ensuring directories created by NFS clients are protected.

(username string)

// installChattrCronJob installs a cron job that runs "find <nfs-dir> -type d -exec chattr +a"
// every minute, ensuring directories created by NFS clients are protected.
func (n *NFSServerSetup) installChattrCronJob(username string) error {
	// * * * * * 	- everytime
	// 2>/dev/null 	- execute quietly
	cronContent := fmt.Sprintf("* * * * * root /usr/bin/find %s -type d -exec /usr/bin/chattr +a {} + 2>/dev/null\n", shellQuote(n.nfsDir))
	cronPath := filepath.Join(nfsCronDir, fmt.Sprintf("%s-chattr", username))

	if err := os.WriteFile(cronPath, []byte(cronContent), 0644); err != nil {
		return fmt.Errorf("failed to write cron file -> %w", err)
	}
	color.PrintHint("✔ add chattr cron job: %s", cronPath)
	return nil
}

func (n *NFSServerSetup) removeChattrCronJob(username string) error {
	cronPath := filepath.Join(nfsCronDir, fmt.Sprintf("%s-chattr", username))