}

// ServiceHandler - POST /minio/admin/v3/service?action={action}
// ----------
// Supports following actions:
// - restart (restarts all the MinIO instances in a setup)
// - stop (stops all the MinIO instances in a setup)
// - freeze (freezes all incoming S3 API calls)
// - unfreeze (unfreezes previously frozen S3 API calls)
func (a adminAPIHandlers) ServiceHandler(w http.ResponseWriter, r *http.Request) {

		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
		}

	// httptest Recorder to capture all the response by the http handler.
	rec := httptest.NewRecorder()

	// The  API handler gets the reference to the object layer via the global object Layer,
	// setting it to `nil` in order test for handlers response for uninitialized object layer.
	globalObjLayerMutex.Lock()
	globalObjectAPI = nil
	globalObjLayerMutex.Unlock()

	// call the HTTP handler.

	}
	res := aoBucketInfo.New()
	for i := range buckets {
		bucket := buckets[i]
		res.Append(&bucket)
	}
	return res, nil
}

// HeadBucketHandler implements peer BucketInfo call, returns bucket create date.
func (s *peerRESTServer) HeadBucketHandler(mss *grid.MSS) (info *VolInfo, nerr *grid.RemoteErr) {
	bucket := mss.Get(peerS3Bucket)
	if isMinioMetaBucket(bucket) {

		objects[i] = deleteObjectsReq.Objects[i].ObjectV
	}

	// Make sure to update context to print ObjectNames for multi objects.
	ctx = updateReqContext(ctx, objects...)

	// Call checkRequestAuthType to populate ReqInfo.AccessKey before GetBucketInfo()
	// Ignore errors here to preserve the S3 error behavior of GetBucketInfo()
	checkRequestAuthType(ctx, r, policy.DeleteObjectAction, bucket, "")

// stay as is, if you wish to update all values you should
// update all metadata freshly before calling this function
// in-case you wish to clear existing metadata.
func (x *xlMetaV2) UpdateObjectVersion(fi FileInfo) error {
	if fi.VersionID == "" {
		// this means versioning is not yet
		// enabled or suspend i.e all versions
		// are basically default value i.e "null"

		},
		// TestXLStorage case - 6.
		// TestXLStorage case with invalid volume name.
		{
			volume: "ab",
			path:   "as-file",
			err:    errVolumeNotFound,
		},
	}

	// Run through all the test cases and validate for ReadVersion.
	for i, testCase := range testCases {
		_, err = xlStorage.ReadVersion(context.Background(), "", testCase.volume, testCase.path, "", ReadOptions{})
		if err != testCase.err {

```

MinIO supports all the exchanges available in [RabbitMQ](https://www.rabbitmq.com/). For this setup, we are using `fanout` exchange.

	encryptedData, err := madmin.EncryptData(cred.SecretKey, data)
	if err != nil {
		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
		return
	}

	writeSuccessResponseJSON(w, encryptedData)

	// Call hook for cluster-replication if the service account is not for a
	// root user.
	if newCred.ParentUser != globalActiveCred.AccessKey {
		replLogIf(ctx, globalSiteReplicationSys.IAMChangeHook(ctx, madmin.SRIAMItem{

		// Note: we should not be defer'ing the following closeBitrotReaders() call as
		// we are inside a for loop i.e if we use defer, we would accumulate a lot of open files by the time
		// we return from this function.
		closeBitrotReaders(readers)
		if err != nil {
			// If we have successfully written all the content that was asked
			// by the client, but we still see an error - this would mean