// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package p2

type Twoer interface {
	// Deprecated: No good.
	PackageTwoMeth()
}

// Deprecated: No good.
func F() string {}

func G() Twoer {}

	// even if updating the value errors out.
	// Returns the last good value AND the error.
	ReturnLastGood bool

	// If CacheError is set, errors will be cached as well
	// and not continuously try to update.
	// Should not be combined with ReturnLastGood.
	CacheError bool

	// If NoWait is set, Get() will return the last good value,
	// if TTL has expired but 2x TTL has not yet passed,

	if err != nil {
		return "", "", err
	}
	if podName != "" {
		return podName, namespace, nil
	}
	// We need to pass in a sorter, and the one used by `kubectl logs` is good enough.
	sortBy := func(pods []*corev1.Pod) sort.Interface { return podutils.ByLogging(pods) }
	timeout := 2 * time.Second
	if getFirstPodFunc == nil {
		getFirstPodFunc = polymorphichelpers.GetFirstPod
	}

	threeNanoSecs := time.Unix(3, 0).UTC()
	fourNanoSecs := time.Unix(4, 0).UTC()
	modTimesThreeNone := make([]time.Time, 16)
	modTimesThreeFour := make([]time.Time, 16)
	for i := 0; i < 16; i++ {
		// Have 13 good xl.meta, 12 for default parity count = 4 (EC:4) and one
		// to be tampered with.
		if i > 12 {
			modTimesThreeFour[i] = fourNanoSecs
			modTimesThreeNone[i] = timeSentinel
			continue
		}

	ESSDeprecated ESSupportStatus = "ESSDeprecated"
	// ESSUnsupported -> we won't work with this ES server
	ESSUnsupported ESSupportStatus = "ESSUnsupported"
	// ESSSupported -> all good!
	ESSSupported ESSupportStatus = "ESSSupported"
)

func getESVersionSupportStatus(version string) (res ESSupportStatus, err error) {
	parts := strings.Split(version, ".")
	if len(parts) < 1 {

	letterIdxMax  = 63 / letterIdxBits   // # of letter indices fitting in 63 bits
)

// Random number state.
// We generate random temporary file names so that there's a good
// chance the file doesn't exist yet.
var (
	randN  uint32
	randmu sync.Mutex
)

// Temp files created in default Tmp dir
var globalTestTmpDir = os.TempDir()

			return fmt.Errorf("bucket replication config validation error: %#v", apiErr)
		}
		err = newReplicationConfig.Validate(bucket, sameTarget)
		if err != nil {
			return err
		}
		// Config looks good, so we save it.
		replCfgData, err := xml.Marshal(newReplicationConfig)
		if err != nil {
			return err
		}

		_, err = globalBucketMetadataSys.Update(ctx, bucket, bucketReplicationConfig, replCfgData)

			}
		}
		if IsErr(err, []error{
			nil,
			context.Canceled,
			context.DeadlineExceeded,
			// io.EOF is expected and should be returned but no need to log it.
			io.EOF,
		}...) {
			// Expected good errors we don't need to return error.
			return entries, err
		}
		entries.truncate(0)
		go func() {
			rpc := globalNotificationSys.restClientFromHash(pathJoin(o.Bucket, o.Prefix))
			if rpc != nil {

			// something first, we expect to get an os.ErrDeadlineExceeded error
			// here if the connection is still alive.
			// note that unlike tcp connections, reading is a good enough test here.
			_, err := conn.readMessage(time.Second / 100)
			switch {
			case !errors.Is(err, os.ErrDeadlineExceeded):
				log.Debugf("ztunnel keepalive failed: %v", err)
				if errors.Is(err, io.EOF) {

// When a non-nil error is returned 'done' MUST be called
// with the status of the response, if it corresponds to disk health.
// If the pointer sent to done is non-nil AND the error
// is either nil or io.EOF the disk is considered good.
// So if unsure if the disk status is ok, return nil as a parameter to done.
// Shadowing will work as long as return error is named: https://go.dev/play/p/sauq86SsTN2