func timeoutWrapper(t *testing.T, mp MakePipe, f connTester) {
	t.Helper()
	c1, c2, stop, err := mp()
	if err != nil {
		t.Fatalf("unable to make pipe: %v", err)
	}
	var once sync.Once
	defer once.Do(func() { stop() })
	timer := time.AfterFunc(time.Minute, func() {
		once.Do(func() {
			t.Error("test timed out; terminating pipe")
			stop()
		})
	})
	defer timer.Stop()
	f(t, c1, c2)
}

	// store to persist and replay the logs to the target
	// to avoid missing events when the target is down.
	store          store.Store[interface{}]
	storeCtxCancel context.CancelFunc

	initKafkaOnce      once.Init
	initQueueStoreOnce once.Init

	client   sarama.Client
	producer sarama.SyncProducer
	kconfig  Config
	config   *sarama.Config
}

func (h *Target) validate() error {
	if len(h.kconfig.Brokers) == 0 {

	var once sync.Once
	var authorizerDecision authorizer.Decision
	var authorizerReason string
	var authorizerErr error
	return func(ctx context.Context, obj runtime.Object) error {
		if a == nil {
			return errors.NewInternalError(fmt.Errorf("no authorizer provided, unable to authorize a create on update"))
		}
		once.Do(func() {

a site serving from a fixed file system (including a file:/// URL)
can be a module proxy.

For details on the GOPROXY protocol, see
https://golang.org/ref/mod#goproxy-protocol.
`,
}

var proxyOnce struct {
	sync.Once
	list []proxySpec
	err  error
}

type proxySpec struct {
	// url is the proxy URL or one of "off", "direct", "noproxy".
	url string

  // ResourceHandles contain the state associated with an allocation that
  // should be maintained throughout the lifetime of a claim. Each
  // ResourceHandle contains data that should be passed to a specific kubelet
  // plugin once it lands on a node. This data is returned by the driver
  // after a successful allocation and is opaque to Kubernetes. Driver
  // documentation may explain to users how to interpret this data if needed.
  //

	if err != nil {
		return nil, nil, err
	}

	var once sync.Once
	destroyFunc := func() {
		// we know that storage destroy funcs are called multiple times (due to reuse in subresources).
		// Hence, we only destroy once.
		// TODO: fix duplicated storage destroy calls higher level
		once.Do(func() {
			stopCompactor()
			stopDBSizeMonitor()
			client.Close()
		})
	}

	"os"
	"path/filepath"
	"strconv"
	"strings"
	"time"

	"github.com/go-sql-driver/mysql"
	"github.com/minio/minio/internal/event"
	"github.com/minio/minio/internal/logger"
	"github.com/minio/minio/internal/once"
	"github.com/minio/minio/internal/store"
	xnet "github.com/minio/pkg/v3/net"
)

const (
	mysqlTableExists = `SELECT 1 FROM %s;`
	// Some MySQL has a 3072 byte limit on key sizes.

func (c *Repair) RunUntil(onFirstSuccess func(), stopCh chan struct{}) {
	c.broadcaster.StartRecordingToSink(stopCh)
	defer c.broadcaster.Shutdown()

	var once sync.Once
	wait.Until(func() {
		if err := c.runOnce(); err != nil {
			runtime.HandleError(err)
			return
		}
		once.Do(onFirstSuccess)
	}, c.interval, stopCh)
}

	// Start.
	go runner.Loop(stop)
	upd = <-timer.updated // wait for initial time to be set to max
	checkTimer("init", t, upd, true, maxInterval)
	checkReceiver("init", t, obj, false)

	// Run once, immediately.
	// rel=0ms
	runner.Run()
	waitForRun("first run", t, timer, obj)

	// Run again, before minInterval expires.
	timer.advance(500 * time.Millisecond) // rel=500ms
	runner.Run()

        extensions.findByType(type)?.let(configuration)
            ?: Factory {
                // Find and configure convention
                // Reflective look up to still support plugins that inlined this function once conventions will be removed
                this::class.java.methods
                    .firstOrNull { it.name == "getConvention" }
                    ?.invoke(this)
                    ?.let { convention ->