// so there is no risk of polluting the entire cache with data accessed once.
// Another goal of DirectIO is to minimize the mutation of data by the kernel
// before issuing IO to underlying devices. ZFS users often enable features like
// compression and checksumming which currently necessitates mutating data in
// the kernel.
//
// DirectIO semantics for a filesystem like ZFS would be quite different than

}

func runDevice(appdir, bundleID string, args []string) error {
	attempt := 0
	for {
		// The device app path reported by the device might be stale, so retry
		// the lookup of the device path along with the lldb launching below.
		deviceapp, err := findDeviceAppPath(bundleID)
		if err != nil {
			// The device app path might not yet exist for a newly installed app.
			if attempt == 5 {
				return err
			}
			attempt++

// verification is empty or invalid.
var errBitrotHashAlgoInvalid = StorageErr("bit-rot hash algorithm is invalid")

// errCrossDeviceLink - rename across devices not allowed.
var errCrossDeviceLink = StorageErr("Rename across devices not allowed, please fix your backend configuration")

// errLessData - returned when less data available than what was requested.

				info.Name = devName
				qst, err := bfs.SysBlockDeviceQueueStats(devName)
				if err != nil { // Mostly not found error
					// Check if there is a parent device:
					//   e.g. if the mount is based on /dev/nvme0n1p1, let's calculate the
					//        real device name (nvme0n1) to get its sysfs information
					parentDevPath, e := os.Readlink("/sys/class/block/" + devName)
					if e == nil {

			return false
		}
	}

	return true
}

// PrintServiceSummary prints a summary of the relevant services in the config dump to the ConfigWriter stdout
func (c *ConfigWriter) PrintServiceSummary(filter ServiceFilter) error {
	w := c.tabwriter()
	zDump := c.ztunnelDump

	svcs := slices.Filter(maps.Values(zDump.Services), filter.Verify)
	slices.SortFunc(svcs, func(a, b *ZtunnelService) int {

	if err := syscall.Flock(int(lock.Fd()), syscall.LOCK_EX); err != nil {
		return 0, err
	}

	// In case we're booting a device or emulator alongside all.bash, wait for
	// it to be ready. adb wait-for-device is not enough, we have to
	// wait for sys.boot_completed.
	if err := adb("wait-for-device", "exec-out", "while [[ -z $(getprop sys.boot_completed) ]]; do sleep 1; done;"); err != nil {
		return 0, err
	}

func (c *ConfigWriter) PrintConnectionsSummary(filter ConnectionsFilter) error {
	w := c.tabwriter()
	d := c.ztunnelDump
	serviceNames := map[string]string{}
	workloadNames := map[string]string{}
	for netIP, s := range d.Services {
		_, ip, _ := strings.Cut(netIP, "/")
		serviceNames[ip] = s.Hostname
	}
	for netIP, s := range d.Workloads {
		_, ip, _ := strings.Cut(netIP, "/")
		workloadNames[ip] = s.Name + "." + s.Namespace
	}

  # Validate current deployments under 'default' namespace within the cluster
  kubectl get deployments -o yaml | istioctl validate -f -

  # Validate current services under 'default' namespace within the cluster
  kubectl get services -o yaml | istioctl validate -f -

  # Also see the related command 'istioctl analyze'
  istioctl analyze samples/bookinfo/networking/bookinfo-gateway.yaml
`,
		Args: cobra.NoArgs,

	Filter BatchReplicateFilter `yaml:"filter" json:"filter"`
	Notify BatchJobNotification `yaml:"notify" json:"notify"`
	Retry  BatchJobRetry        `yaml:"retry" json:"retry"`
}

// BatchJobReplicateResourceType defines the type of batch jobs
type BatchJobReplicateResourceType string

// Validate validates if the replicate resource type is recognized and supported
func (t BatchJobReplicateResourceType) Validate() error {
	switch t {

			Typeflag: TypeSymlink,
		},
		fm: 0777 | fs.ModeSymlink,
	}, {
		// character device node.
		h: &Header{
			Name:     "dev/null",
			Mode:     0666,
			Size:     0,
			ModTime:  time.Unix(1360578951, 0),
			Typeflag: TypeChar,
		},
		fm: 0666 | fs.ModeDevice | fs.ModeCharDevice,
	}, {
		// block device node.
		h: &Header{
			Name:     "dev/sda",
			Mode:     0660,
			Size:     0,