}

// ObjectAlreadyExists object already exists.
type ObjectAlreadyExists GenericError

func (e ObjectAlreadyExists) Error() string {
	return "Object: " + e.Bucket + "/" + e.Object + " already exists"
}

// ObjectExistsAsDirectory object already exists as a directory.
type ObjectExistsAsDirectory GenericError

func (e ObjectExistsAsDirectory) Error() string {
	return "Object exists on : " + e.Bucket + " as directory " + e.Object

	if err == nil {
		t.Fatalf("%s: Expected error but found nil.", instanceType)
	}

	if err.Error() != "Bucket exists: string" {
		t.Errorf("%s: Expected the error message to be `%s`, but instead found `%s`", instanceType, "Bucket exists: string", err.Error())
	}
}

func enableCompression(t *testing.T, encrypt bool) {
	// Enable compression and exec...
	globalCompressConfigMu.Lock()

```

> *"An emptyDir volume is first created when a Pod is assigned to a Node, and exists as long as that Pod is running on that node. When a Pod is removed from a node for any reason, the data in the emptyDir is deleted forever."*

### Existing PersistentVolumeClaim

If a Persistent Volume Claim already exists, specify it during installation.

1. Create the PersistentVolume
2. Create the PersistentVolumeClaim

	}
	clnt, err := sys.getRemoteTargetClient(tgt)
	if err != nil {
		return BucketRemoteTargetNotFound{Bucket: tgt.TargetBucket, Err: err}
	}
	// validate if target credentials are ok
	exists, err := clnt.BucketExists(ctx, tgt.TargetBucket)
	if err != nil {
		switch minio.ToErrorResponse(err).Code {
		case "NoSuchBucket":
			return BucketRemoteTargetNotFound{Bucket: tgt.TargetBucket, Err: err}

// collects healing specific metrics for MinIO instance in Prometheus specific format
// and sends to given channel
func healingMetricsPrometheus(ch chan<- prometheus.Metric) {
	bgSeq, exists := globalBackgroundHealState.getHealSequenceByToken(bgHealingUUID)
	if !exists {
		return
	}

	var dur time.Duration
	if !bgSeq.lastHealActivity.IsZero() {
		dur = time.Since(bgSeq.lastHealActivity)
	}

			}
		}
		res = append(res, madmin.IDPCfgInfo{
			Key:   kvsrc.Key,
			Value: kvsrc.Value,
			IsCfg: true,
			IsEnv: kvsrc.Src == config.ValueSourceEnv,
		})
	}

	if provCfg, exists := r.ProviderCfgs[cfgName]; exists && provCfg.RolePolicy != "" {
		// Append roleARN
		res = append(res, madmin.IDPCfgInfo{
			Key:   "roleARN",
			Value: provCfg.roleArn.String(),
			IsCfg: false,
		})
	}

	return env.Get("KUBERNETES_SERVICE_HOST", "") != ""
}

// IsBOSH returns true if minio is deployed from a bosh package
func IsBOSH() bool {
	// "/var/vcap/bosh" exists in BOSH deployed instance.
	_, err := os.Stat("/var/vcap/bosh")
	if osIsNotExist(err) {
		return false
	}

	// Log error, as we will not propagate it to caller
	internalLogIf(GlobalContext, err)

	}

	target.SourceBucket = bucket
	var ops []madmin.TargetUpdateType
	if update {
		ops = madmin.GetTargetUpdateOps(r.Form)
	} else {
		var exists bool // true if arn exists
		target.Arn, exists = globalBucketTargetSys.getRemoteARN(bucket, &target, "")
		if exists && target.Arn != "" { // return pre-existing ARN
			data, err := json.Marshal(target.Arn)
			if err != nil {

func (config *TierConfigMgr) Edit(ctx context.Context, tierName string, creds madmin.TierCreds) error {
	config.Lock()
	defer config.Unlock()

	// check if tier by this name exists
	tierType, exists := config.isTierNameInUse(tierName)
	if !exists {
		return errTierNotFound
	}

	cfg := config.Tiers[tierName]
	switch tierType {
	case madmin.S3:
		if creds.AWSRole {
			cfg.S3.AWSRole = true
		}

// argument returns if a heal sequence actually exists.
func (ahs *allHealState) getHealSequence(path string) (h *healSequence, exists bool) {
	ahs.RLock()
	defer ahs.RUnlock()
	h, exists = ahs.healSeqMap[path]
	return h, exists
}

func (ahs *allHealState) stopHealSequence(path string) ([]byte, APIError) {
	var hsp madmin.HealStopSuccess
	he, exists := ahs.getHealSequence(path)
	if !exists {
		hsp = madmin.HealStopSuccess{