// newer version is available.
func prepareUpdateMessage(downloadURL string, older time.Duration) string {
	if downloadURL == "" || older <= 0 {
		return ""
	}

	// Compute friendly duration string to indicate time
	// difference between newer and current release.
	t := time.Time{}
	newerThan := humanize.RelTime(t, t.Add(older), "before the latest release", "")

	if globalServerCtxt.JSON {

  flags:
    filter:
      newerThan: "7d10h31s" # match objects newer than this value (e.g. 7d10h31s)
      olderThan: "7d" # match objects older than this value (e.g. 7d10h31s)
#      createdAfter: "date" # match objects created after "date"
#      createdBefore: "date" # match objects created before "date"

      ## NOTE: tags are not supported when "source" is remote.

	if err != nil {
		return
	}

	var older time.Duration
	var downloadURL string
	if lrTime.After(currentReleaseTime) {
		older = lrTime.Sub(currentReleaseTime)
		downloadURL = getDownloadURL(releaseTimeToReleaseTag(lrTime))
	}

	updateMsg := prepareUpdateMessage(downloadURL, older)
	if updateMsg == "" {
		return
	}

		if r.Flags.Filter.OlderThan > 0 && time.Since(oi.ModTime) < r.Flags.Filter.OlderThan.D() {
			// skip all objects that are newer than specified older duration
			return true
		}

		if r.Flags.Filter.NewerThan > 0 && time.Since(oi.ModTime) >= r.Flags.Filter.NewerThan.D() {
			// skip all objects that are older than specified newer duration
			return true
		}

// inspection to understand the root cause. E.g, this could be due to
// backend filesystem corruption.

// listOnlineDisks - returns
// - a slice of disks where disk having 'older' xl.meta (or nothing)
// are set to nil.
// - latest (in time) of the maximally occurring modTime(s), which has at least quorum occurrences.

				if err != nil {
					internalLogIf(ctx, err, logger.WarningKind)
					wait() // wait to proceed to next entry.
					continue
				}

				sys.Lock()
				// Update if the bucket metadata in the memory is older than on-disk one
				if lu := sys.metadataMap[bucket].lastUpdate(); lu.Before(meta.lastUpdate()) {
					updated = true
					sys.metadataMap[bucket] = meta
				}
				sys.Unlock()

				if updated {

		return opts, err
	}
	// Support deprecated 'all' query
	if r.Form.Get("all") == "true" {
		opts.S3 = true
		opts.Internal = true
		opts.Storage = true
		opts.OS = true
		// Older mc - cannot deal with more types...
	}
	return
}

// TraceHandler - POST /minio/admin/v3/trace
// ----------
// The handler sends http trace to the connected HTTP client.

package notify

import (
	"fmt"
	"strconv"
	"strings"

	"github.com/minio/minio/internal/config"
	"github.com/minio/minio/internal/event/target"
)

// SetNotifyKafka - helper for config migration from older config.
func SetNotifyKafka(s config.Config, name string, cfg target.KafkaArgs) error {
	if !cfg.Enable {
		return nil
	}

	if err := cfg.Validate(); err != nil {
		return err
	}

		if r.Flags.Filter.OlderThan > 0 && time.Since(info.ModTime) < r.Flags.Filter.OlderThan {
			// skip all objects that are newer than specified older duration
			return false
		}

		if r.Flags.Filter.NewerThan > 0 && time.Since(info.ModTime) >= r.Flags.Filter.NewerThan {
			// skip all objects that are older than specified newer duration
			return false
		}

		return false
	}

	if currentKernel == 0 {
		// We could not get any valid value return false
		return false
	}

	// legacy linux indicator for printing warnings
	// about older Linux kernels and Go runtime.
	return currentKernel < kernel.Version(4, 0, 0)
}

func setMaxResources(ctx serverCtxt) (err error) {
	// Set the Go runtime max threads threshold to 90% of kernel setting.