return nil
	}

	// Notify all other MinIO peers to delete policy
	for _, nerr := range globalNotificationSys.DeletePolicy(policyName) {
		if nerr.Err != nil {
			logger.GetReqInfo(ctx).SetTags("peerAddress", nerr.Host.String())
			iamLogIf(ctx, nerr.Err)
		}
	}

	return nil
}

// InfoPolicy - returns the policy definition with some metadata.

	query.Set("X-Amz-Expires", strconv.FormatInt(expires, 10))
	query.Set("X-Amz-SignedHeaders", "host")
	query.Set("X-Amz-Credential", credential)
	query.Set("X-Amz-Content-Sha256", unsignedPayload)

	// "host" is the only header required to be signed for Presigned URLs.
	extractedSignedHeaders := make(http.Header)
	extractedSignedHeaders.Set("host", req.Host)

	queryStr := strings.ReplaceAll(query.Encode(), "+", "%20")

// Errors are ignored, only errors from the callback are returned.
// For now only direct file paths are supported.
func (z *erasureServerPools) GetRawData(ctx context.Context, volume, file string, fn func(r io.Reader, host string, disk string, filename string, info StatInfo) error) error {
	found := 0
	for _, s := range z.serverPools {
		for _, set := range s.sets {
			for _, disk := range set.getDisks() {
				if disk == OfflineDisk {

	},
	ErrMalformedPOSTRequest: {
		Code:           "MalformedPOSTRequest",
		Description:    "The body of your POST request is not well-formed multipart/form-data.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrPOSTFileRequired: {
		Code:           "InvalidArgument",
		Description:    "POST requires exactly one file upload per request.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrSignatureVersionNotSupported: {

	sendEvent(eventArgs{
		EventName:  eventName,
		BucketName: bucket,
		Object:     objInfo,
		UserAgent:  "Internal: [ILM-Transition]",
		Host:       globalLocalNodeName,
	})
	tags := opts.LifecycleAuditEvent.Tags()
	auditLogLifecycle(ctx, objInfo, ILMTransition, tags, traceFn)
	return err
}

	for _, disk := range values[peerRESTDisk] {
		diskMap[disk] = struct{}{}
	}

	hostMap := make(map[string]struct{})
	for _, host := range values[peerRESTHost] {
		hostMap[host] = struct{}{}
	}

	info := collectLocalMetrics(types, collectMetricsOpts{
		disks: diskMap,
		hosts: hostMap,
		jobID: values.Get(peerRESTJobID),
		depID: values.Get(peerRESTDepID),
	})

	}

	return di, err
}

// Implements stringer compatible interface.
func (s *xlStorage) String() string {
	return s.drivePath
}

func (s *xlStorage) Hostname() string {
	return s.endpoint.Host
}

func (s *xlStorage) Endpoint() Endpoint {
	return s.endpoint
}

func (*xlStorage) Close() error {
	return nil
}

func (s *xlStorage) IsOnline() bool {
	return true
}

	// Handle policy mapping removal.
	if policy == "" {
		if store.getUsersSysType() == LDAPUsersSysType {
			// Add a fallback removal towards previous content that may come back
			// as a ghost user due to lack of delete, this change occurred
			// introduced in PR #11840
			store.deleteMappedPolicy(ctx, name, regUser, false)
		}
		err := store.deleteMappedPolicy(ctx, name, userType, isGroup)

		BucketName:   bucket,
		ReqParams:    extractReqParams(r),
		RespElements: extractRespElements(w),
		UserAgent:    r.UserAgent(),
		Host:         handlers.GetSourceIP(r),
	})
}

// PostPolicyBucketHandler - POST policy
// ----------
// This implementation of the POST operation handles object creation with a specified
// signature policy in multipart/form-data

```

## Publish MinIO events via PostgreSQL

> NOTE: Until release RELEASE.2020-04-10T03-34-42Z PostgreSQL notification used to support following options:
>
> ```