loadNodesUpDown := func(ctx context.Context) (v nodesOnline, err error) {
		v.Online, v.Offline = globalNotificationSys.GetPeerOnlineCount()
		return v, err
	}
	return cachevalue.NewFromFunc(1*time.Minute,
		cachevalue.Opts{ReturnLastGood: true},
		loadNodesUpDown)
}

type driveIOStatMetrics struct {
	readsPerSec    float64
	readsKBPerSec  float64
	readsAwait     float64
	writesPerSec   float64
	writesKBPerSec float64

func newStorageAPI(endpoint Endpoint, opts storageOpts) (storage StorageAPI, err error) {
	if endpoint.IsLocal {
		storage, err := newXLStorage(endpoint, opts.cleanUp)
		if err != nil {
			return nil, err
		}
		return newXLStorageDiskIDCheck(storage, opts.healthCheck), nil
	}

	return newStorageRESTClient(endpoint, opts.healthCheck, globalGrid.Load())

	})
	if err != nil {
		log.Fatalln(err)
	}

	var opts minio.GetObjectOptions

	// Add extract header to request:
	opts.Set("x-minio-extract", "true")

	// Download API.md from the archive
	rd, err := s3Client.GetObject(context.Background(), "your-bucket", "path/to/file.zip/data.csv", opts)
	if err != nil {
		log.Fatalln(err)
	}
	_, err = io.Copy(os.Stdout, rd)
	if err != nil {

		return nil, fmt.Errorf("directory %v does not exist and could not be created: %w", opts.Directory, err)
	}

	if opts.FileNameFunc == nil {
		opts.FileNameFunc = defaultFilenameFunc
	}

	pr, pw := xioutil.WaitPipe()

	w := &Writer{
		opts: opts,
		pw:   pw,
		pr:   pr,
	}

	if w.f == nil {
		if err := w.rotate(); err != nil {

		// Test Case 1: if-none-match (create only if doesn't exist)
		// With if-none-match: *, this should only succeed if object doesn't exist.
		// Since read quorum fails, we can't determine if object exists.
		opts := ObjectOptions{
			UserDefined: map[string]string{
				xhttp.IfNoneMatch: "*",
			},
			CheckPrecondFn: func(oi ObjectInfo) bool {
				// Precondition fails if object exists (ETag is not empty)
				return oi.ETag != ""

		putObject = objectAPI.PutObject
	)

	var opts untarOptions
	opts.ignoreDirs = strings.EqualFold(r.Header.Get(xhttp.MinIOSnowballIgnoreDirs), "true")
	opts.ignoreErrs = strings.EqualFold(r.Header.Get(xhttp.MinIOSnowballIgnoreErrors), "true")
	opts.prefixAll = r.Header.Get(xhttp.MinIOSnowballPrefix)
	if opts.prefixAll != "" {
		opts.prefixAll = trimLeadingSlash(pathJoin(opts.prefixAll, slashSeparator))
	}

			TargetArn: opts.arn,
		})
	if len(tgtArns) != 1 {
		replLogIf(ctx, fmt.Errorf("replication resync failed for %s - arn specified %s is missing in the replication config", opts.bucket, opts.arn))
		return
	}
	tgt := globalBucketTargetSys.GetRemoteTargetClient(opts.bucket, opts.arn)
	if tgt == nil {
		replLogIf(ctx, fmt.Errorf("replication resync failed for %s - target could not be created for arn %s", opts.bucket, opts.arn))
		return

package replication

import (
	"bytes"
	"fmt"
	"testing"
)

func TestMetadataReplicate(t *testing.T) {
	testCases := []struct {
		inputConfig    string
		opts           ObjectOpts
		expectedResult bool
	}{
		// case 1 - rule with replica modification enabled; not a replica
		{

	// Bucket operations.
	MakeBucket(ctx context.Context, bucket string, opts MakeBucketOptions) error
	GetBucketInfo(ctx context.Context, bucket string, opts BucketOptions) (bucketInfo BucketInfo, err error)
	ListBuckets(ctx context.Context, opts BucketOptions) (buckets []BucketInfo, err error)
	DeleteBucket(ctx context.Context, bucket string, opts DeleteBucketOptions) error

			info.Buckets[bucket] = bms
		}
	}

	if opts.Users && opts.Groups && opts.Policies && !opts.Buckets {
		// serialize SiteReplicationMetaInfo calls - if data in cache is within
		// healing interval, avoid fetching IAM data again from disk.
		if metaInfo, ok := c.getSRCachedIAMInfo(); ok {
			return metaInfo, nil
		}
	}
	if opts.Policies || opts.Entity == madmin.SRPolicyEntity {