}
	uaAppend(")", "")

	return strings.Join(userAgentParts, "")
}

func downloadReleaseURL(u *url.URL, timeout time.Duration, mode string) (content string, err error) {
	req, err := http.NewRequest(http.MethodGet, u.String(), nil)
	if err != nil {
		return content, AdminError{
			Code:       AdminUpdateUnexpectedFailure,

    assertEquals(unit.toNanos(duration), map.expireAfterAccessNanos);
  }

  public void testSetRefresh() {
    long duration = 42;
    TimeUnit unit = SECONDS;
    LocalCache<Object, Object> map =
        makeLocalCache(createCacheBuilder().refreshAfterWrite(duration, unit));
    assertEquals(unit.toNanos(duration), map.refreshNanos);
  }

    assertEquals(unit.toNanos(duration), map.expireAfterAccessNanos);
  }

  public void testSetRefresh() {
    long duration = 42;
    TimeUnit unit = SECONDS;
    LocalCache<Object, Object> map =
        makeLocalCache(createCacheBuilder().refreshAfterWrite(duration, unit));
    assertEquals(unit.toNanos(duration), map.refreshNanos);
  }

type DialContext func(ctx context.Context, network, address string) (net.Conn, error)

// NewInternodeDialContext setups a custom dialer for internode communication
func NewInternodeDialContext(dialTimeout time.Duration, opts TCPOptions) DialContext {
	return func(ctx context.Context, network, addr string) (net.Conn, error) {
		dialer := &net.Dialer{
			Timeout: dialTimeout,
			Control: setTCPParametersFn(opts),
		}

		Hidden: true,
		EnvVar: "MINIO_INTERFACE",
	},
	cli.DurationFlag{
		Name:   "dns-cache-ttl",
		Usage:  "custom DNS cache TTL",
		Hidden: true,
		Value: func() time.Duration {
			if orchestrated {
				return 30 * time.Second
			}
			return 10 * time.Minute
		}(),
		EnvVar: "MINIO_DNS_CACHE_TTL",
	},
	cli.IntFlag{
		Name:   "max-idle-conns-per-host",

| user               | string                                  | Identifier for owner of requested credentials          |
| maxValiditySeconds | integer (>= 900 seconds and < 365 days) | Maximum allowed expiry duration for the credentials    |
| claims             | key-value pairs                         | Claims to be associated with the requested credentials |

import assertk.assertThat
import assertk.assertions.isEqualTo
import assertk.assertions.isTrue
import java.io.IOException
import java.util.concurrent.TimeUnit
import kotlin.test.assertFailsWith
import kotlin.time.Duration.Companion.seconds
import kotlinx.coroutines.CancellationException
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.TimeoutCancellationException
import kotlinx.coroutines.coroutineScope

		freezeServices()
	} else {
		unfreezeServices()
	}
	return nerrs
}

// Netperf - perform mesh style network throughput test
func (sys *NotificationSys) Netperf(ctx context.Context, duration time.Duration) []madmin.NetperfNodeResult {
	length := len(sys.allPeerClients)
	if length == 0 {
		// For single node erasure setup.
		return nil
	}
	results := make([]madmin.NetperfNodeResult, length)

package handlers

import (
	"context"
	"net"
	"net/http"
	"net/http/httputil"
	"net/url"
	"strings"
	"sync"
	"time"
)

const defaultFlushInterval = time.Duration(100) * time.Millisecond

// Forwarder forwards all incoming HTTP requests to configured transport.
type Forwarder struct {
	RoundTripper http.RoundTripper
	PassHost     bool
	Logger       func(error)

	return err
}

// Netperf - To initiate netperf on peer
func (client *peerRESTClient) Netperf(ctx context.Context, duration time.Duration) (madmin.NetperfNodeResult, error) {
	var result madmin.NetperfNodeResult
	values := make(url.Values)
	values.Set(peerRESTDuration, duration.String())
	respBody, err := client.callWithContext(context.Background(), peerRESTMethodNetperf, values, nil, -1)
	if err != nil {