// branch level, and contains link to children branches or leaves.
//
// The leaves are "compacted" based on a number of properties.
// A compacted leaf contains the totals of all files beneath it.
//
// A leaf is only scanned once every dataUsageUpdateDirCycles,
// rarer if the bloom filter for the path is clean and no lifecycles are applied.
// Skipped leaves have their totals transferred from the previous cycle.
//

	defer logger.AuditLog(ctx, w, r, claims)

	// Check auth here (otherwise r.Form will have unexpected values from
	// the call to `parseForm` below), but return failure only after we are
	// able to validate that it is a valid STS request, so that we are able
	// to send an appropriate audit log.
	user, apiErrCode := checkAssumeRoleAuth(ctx, r)

	if err := parseForm(r); err != nil {

// cluster. See GenManifests for more description of the manifest generation process.
//
//	force   validation warnings are written to logger but command is not aborted
//	DryRun  all operations are done but nothing is written
//
// Returns final IstioOperator after installation if successful.

- Any JBOD inconsistent - return failure
- Some are corrupt (missing format.json) - return failure
- Any unrecognized disks - return failure

Some disks are offline and we have quorum.
-----------------
- Some unformatted - format all and return success,
  treat disks offline as corrupted.
- Any JBOD inconsistent - return failure
- Some are corrupt (missing format.json)
- Any unrecognized disks - return failure

		s.queue.Add(o)
	}))

	// Namespaces could be anything though, so we watch all of those
	//
	// NOTE that we are requeueing namespaces here explicitly to work around
	// test flakes with the fake kube client in `pkg/kube/client.go` -
	// because we are using `List()` in the handler, without this requeue,
	// the fake client will sometimes drop pod events leading to test flakes.
	//

	end := start + maxParts

	// Parts are 1 based, so index 0 is part one, etc.
	for i := start; i <= end; i++ {
		req.Files = append(req.Files, fmt.Sprintf("part.%d.meta", i))
	}

	var disk StorageAPI
	disks := er.getOnlineLocalDisks()
	if len(disks) == 0 {
		// using er.getOnlineLocalDisks() has one side-affect where
		// on a pooled setup all disks are remote, add a fallback
		disks = er.getOnlineDisks()
	}

		requestorIsDerivedCredential = true
	}

	// Check if we are creating svc account for request sender.
	isSvcAccForRequestor := false
	if targetUser == requestorUser || targetUser == requestorParentUser {
		isSvcAccForRequestor = true
	}

	var (
		targetGroups []string
		err          error
	)

	// If we are creating svc account for request sender, ensure that targetUser

			// We finished at the end of the block.
			// And should not expect any more results.
			bi, err := getMetacacheBlockInfo(fi, partN)
			internalLogIf(ctx, err)
			if err != nil || bi.EOS {
				// We are done and there are no more parts.
				return entries, io.EOF
			}
			if bi.endedPrefix(o.Prefix) {
				// Nothing more for prefix.
				return entries, io.EOF
			}
			partN++
			retries = 0
		}
	}
}

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

	Marker       string                   // set to skip until this object
	LatestOnly   bool                     // returns only latest versions for all matching objects
	AskDisks     string                   // dictates how many disks are being listed
	VersionsSort WalkVersionsSortOrder    // sort order for versions of the same object; default: Ascending order in ModTime
}

// ExpirationOptions represents object options for object expiration at objectLayer.