case "OlderThan":
			z.OlderThan, err = dc.ReadDuration()
			if err != nil {
				err = msgp.WrapError(err, "OlderThan")
				return
			}
		case "CreatedAfter":
			z.CreatedAfter, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "CreatedAfter")
				return
			}
		case "CreatedBefore":
			z.CreatedBefore, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "CreatedBefore")

type BatchKeyRotateFilter struct {
	NewerThan     time.Duration `yaml:"newerThan,omitempty" json:"newerThan"`
	OlderThan     time.Duration `yaml:"olderThan,omitempty" json:"olderThan"`
	CreatedAfter  time.Time     `yaml:"createdAfter,omitempty" json:"createdAfter"`
	CreatedBefore time.Time     `yaml:"createdBefore,omitempty" json:"createdBefore"`
	Tags          []BatchJobKV  `yaml:"tags,omitempty" json:"tags"`

type BatchReplicateFilter struct {
	NewerThan     xtime.Duration `yaml:"newerThan,omitempty" json:"newerThan"`
	OlderThan     xtime.Duration `yaml:"olderThan,omitempty" json:"olderThan"`
	CreatedAfter  time.Time      `yaml:"createdAfter,omitempty" json:"createdAfter"`
	CreatedBefore time.Time      `yaml:"createdBefore,omitempty" json:"createdBefore"`
	Tags          []BatchJobKV   `yaml:"tags,omitempty" json:"tags"`

		case "OlderThan":
			err = z.OlderThan.DecodeMsg(dc)
			if err != nil {
				err = msgp.WrapError(err, "OlderThan")
				return
			}
		case "CreatedAfter":
			z.CreatedAfter, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "CreatedAfter")
				return
			}
		case "CreatedBefore":
			z.CreatedBefore, err = dc.ReadTime()
			if err != nil {

  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.
      tags:
         - key: "name"

  # for all source objects
  flags:
	filter:
	  newerThan: "7d" # 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.
	  # tags:
	  #   - key: "name"

			// skip all objects that are older than specified newer duration
			return true
		}

		if !r.Flags.Filter.CreatedAfter.IsZero() && r.Flags.Filter.CreatedAfter.After(oi.ModTime) {
			// skip all objects that are created before the specified time.
			return true
		}