tc, ok := r.Context().Value(mcontext.ContextTraceKey).(*mcontext.TraceCtxt)
		if ok {
			tc.FuncName = "handler.MetricsLegacy"
			tc.ResponseRecorder.LogErrBody = true
		}

		mfs, err := gatherers.Gather()
		if err != nil {
			if len(mfs) == 0 {
				writeErrorResponseJSON(r.Context(), w, toAdminAPIErr(r.Context(), err), r.URL)
				return
			}
		}

	}
	mg.RegisterRead(func(ctx context.Context) []MetricV2 {
		return getHistogramMetrics(bucketHTTPRequestsDuration,
			getBucketTTFBDistributionMD(), true)
	})
	return mg
}

func getS3TTFBMetric() *MetricsGroupV2 {
	mg := &MetricsGroupV2{
		cacheInterval: 10 * time.Second,
	}
	mg.RegisterRead(func(ctx context.Context) []MetricV2 {
		return getHistogramMetrics(httpRequestsDuration,

// The opening parenthesis has been absorbed.
func (in *Input) argsFor(macro *Macro) map[string][]Token {
	var args [][]Token
	// One macro argument per iteration. Collect them all and check counts afterwards.
	for argNum := 0; ; argNum++ {
		tokens, tok := in.collectArgument(macro)
		args = append(args, tokens)
		if tok == ')' {
			break
		}
	}

	// This is a sha256 output of ``arn:aws:iam::minio:user/admin``,
	// this is kept in present form to be compatible with S3 owner ID
	// requirements -
	//
	// ```
	//    The canonical user ID is the Amazon S3–only concept.
	//    It is 64-character obfuscated version of the account ID.
	// ```
	// http://docs.aws.amazon.com/AmazonS3/latest/dev/example-walkthroughs-managing-access-example4.html

// object operations.
func (er erasureObjects) PutObject(ctx context.Context, bucket string, object string, data *PutObjReader, opts ObjectOptions) (objInfo ObjectInfo, err error) {
	return er.putObject(ctx, bucket, object, data, opts)
}

// putObject wrapper for erasureObjects PutObject

func (z *erasureServerPools) StorageInfo(ctx context.Context, metrics bool) StorageInfo {
	return globalNotificationSys.StorageInfo(z, metrics)
}

func (z *erasureServerPools) NSScanner(ctx context.Context, updates chan<- DataUsageInfo, wantCycle uint32, healScanMode madmin.HealScanMode) error {
	// Updates must be closed before we return.
	defer xioutil.SafeClose(updates)

	ctx, cancel := context.WithCancel(ctx)
	defer cancel()

	LogUDSAddress string

	// The watch server socket address that CNI plugin will forward CNI events to.
	CNIEventAddress string

	// The ztunnel server socket address that the ztunnel will connect to.
	ZtunnelUDSAddress string

	// Whether ambient is enabled
	AmbientEnabled bool

	// Whether ambient DNS capture is enabled
	AmbientDNSCapture bool

	// Whether ipv6 is enabled for ambient capture

// SiteReplicationDevNull - everything goes to io.Discard
// [POST] /minio/admin/v3/site-replication/devnull
func (a adminAPIHandlers) SiteReplicationDevNull(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()

	globalSiteNetPerfRX.Connect()
	defer globalSiteNetPerfRX.Disconnect()

	connectTime := time.Now()
	for {
		n, err := io.CopyN(xioutil.Discard, r.Body, 128*humanize.KiByte)

	return map[arn.ARN]string{
		o.args.RoleARN: o.args.RolePolicy,
	}
}

// checkConnectivity returns true if we are able to connect to the plugin
// service.
func (o *AuthNPlugin) checkConnectivity(ctx context.Context) bool {
	ctx, cancel := context.WithTimeout(ctx, healthCheckTimeout)
	defer cancel()
	u := url.URL(*o.args.URL)

func MockOpenIDTestUserInteraction(ctx context.Context, pro OpenIDClientAppParams, username, password string) (string, error) {
	ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
	defer cancel()

	provider, err := oidc.NewProvider(ctx, pro.ProviderURL)
	if err != nil {
		return "", fmt.Errorf("unable to create provider: %v", err)
	}

	// Configure an OpenID Connect aware OAuth2 client.
	oauth2Config := oauth2.Config{