// additionally support watching storage for changes.
type iamStorageWatcher interface {
	watch(ctx context.Context, keyPath string) <-chan iamWatchEvent
}

// Set default canned policies only if not already overridden by users.
func setDefaultCannedPolicies(policies map[string]PolicyDoc) {
	for _, v := range policy.DefaultPolicies {
		if _, ok := policies[v.Name]; !ok {

// error returned in IAM subsystem when a group is disabled
var errGroupDisabled = errors.New("Specified group is disabled")

// error returned in IAM subsystem when policy doesn't exist.
var errNoSuchPolicy = errors.New("Specified canned policy does not exist")

// error returned when policy to be deleted is in use.
var errPolicyInUse = errors.New("Specified policy is in use and cannot be deleted.")

	}))
	return err
}

// DeletePolicy - delete a specific canned policy.
func (client *peerRESTClient) DeletePolicy(policyName string) (err error) {
	_, err = deletePolicyRPC.Call(context.Background(), client.gridConn(), grid.NewMSSWith(map[string]string{
		peerRESTPolicy: policyName,
	}))
	return err
}

// LoadPolicy - reload a specific canned policy.

		}
		return res, err
	}

	if len(xlMeta.versions) <= 10 {
		// any number of versions beyond this is excessive
		// avoid healing such objects in this manner, let
		// it heal during the regular scanner cycle.
		dst := []byte{}
		for _, ver := range xlMeta.versions {
			dst = slices.Grow(dst, 16)
			copy(dst[len(dst):], ver.header.VersionID[:])
		}
		res.Sign = dst
	}

// ActiveTasks returns the number of active (ongoing) ILM transition tasks.
func (t *transitionState) ActiveTasks() int64 {
	return t.activeTasks.Load()
}

// MissedImmediateTasks returns the number of tasks - deferred to scanner due
// to tasks channel being backlogged.
func (t *transitionState) MissedImmediateTasks() int64 {
	return t.missedImmediateTasks.Load()
}

// worker waits for transition tasks

		opType:             op,
		replicationRequest: opts.ReplicationRequest,
	}
}

// mustReplicate returns 2 booleans - true if object meets replication criteria and true if replication is to be done in
// a synchronous manner.
func mustReplicate(ctx context.Context, bucket, object string, mopts mustReplicateOptions) (dsc ReplicateDecision) {
	// object layer not initialized we return with no decision.
	if newObjectLayerFn() == nil {
		return

	ExcessFolders    = "alert_excess_folders"
	EnvExcessFolders = "MINIO_SCANNER_ALERT_EXCESS_FOLDERS"

	// All below are deprecated in October 2022 and
	// replaced them with a single speed parameter
	Delay            = "delay"
	MaxWait          = "max_wait"
	Cycle            = "cycle"
	EnvDelay         = "MINIO_SCANNER_DELAY"
	EnvCycle         = "MINIO_SCANNER_CYCLE"

Any metadata changes on the source object version, such as metadata updates via PutObjectTagging, PutObjectRetention, PutObjectLegalHold and COPY api are replicated in a similar manner to target version, with the `X-Amz-Replication-Status` again cycling through the same states.

	banner := &strings.Builder{}
	fmt.Fprintln(banner, color.Bold("%s version %s (commit-id=%s)", c.App.Name, c.App.Version, CommitID))
	fmt.Fprintln(banner, color.Blue("Runtime:")+color.Bold(" %s %s/%s", runtime.Version(), runtime.GOOS, runtime.GOARCH))
	fmt.Fprintln(banner, color.Blue("License:")+color.Bold(" GNU AGPLv3 - https://www.gnu.org/licenses/agpl-3.0.html"))

     Rights that is derived from or based upon the Licensed Material
     and in which the Licensed Material is translated, altered,
     arranged, transformed, or otherwise modified in a manner requiring
     permission under the Copyright and Similar Rights held by the
     Licensor. For purposes of this Public License, where the Licensed
     Material is a musical work, performance, or sound recording,