accessible_namespaces:
  - '**'
  ingress_enabled: false
  image_pull_policy: IfNotPresent
login_token:
  signing_key: CHANGEME00000000
external_services:
  # Kiali will not start up without tracing service. We don't want to require it.
  tracing:

	// mid-GC by only starting to trace after a few milliseconds.
	time.Sleep(5 * time.Millisecond)

	// Start tracing.
	if err := trace.Start(os.Stdout); err != nil {
		log.Fatalf("failed to start tracing: %v", err)
	}
	defer trace.Stop()

	// Let the tracing happen for a bit.
	time.Sleep(400 * time.Millisecond)

		}
		done <- struct{}{}
	}()

	// Give the goroutine ample chance to block on the pipe.
	time.Sleep(10 * time.Millisecond)

	// Start tracing.
	if err := trace.Start(os.Stdout); err != nil {
		log.Fatalf("failed to start tracing: %v", err)
	}

	// This isn't enough to have a full generation pass by default,
	// but it is generally enough in stress mode.
	time.Sleep(100 * time.Millisecond)

	// minPageHeapAddr is the minimum address of the page heap when tracing started.
	minPageHeapAddr uint64

	// debugMalloc is the value of debug.malloc before tracing began.
	debugMalloc bool
}

// Trace public API.

var (
	traceAdvanceSema  uint32 = 1
	traceShutdownSema uint32 = 1
)

// StartTrace enables tracing for the current process.
// While tracing, the data will be buffered and available via [ReadTrace].

      # sampling and log sampling decisions in Istio.
      'x-request-id',

      # Lightstep tracing header. Propagate this if you use lightstep tracing
      # in Istio (see
      # https://istio.io/latest/docs/tasks/observability/distributed-tracing/lightstep/)
      # Note: this should probably be changed to use B3 or W3C TRACE_CONTEXT.

	"runtime/trace"
	"sync"
	"time"
)

func main() {
	var wg sync.WaitGroup
	done := make(chan bool)

	// Create a goroutine blocked before tracing.
	wg.Add(1)
	go func() {
		<-done
		wg.Done()
	}()

	// Create a goroutine blocked in syscall before tracing.
	rp, wp, err := os.Pipe()
	if err != nil {
		log.Fatalf("failed to create pipe: %v", err)
	}
	defer func() {
		rp.Close()
		wp.Close()
	}()

    - expression: "!variables.isWasmPlugin"
    - expression: "!variables.isProxyConfig"
    - expression: |
        !(
          variables.isTelemetry && (
            (has(object.spec.tracing) ? object.spec.tracing : {}).exists(t, has(t.useRequestIdForTraceSampling)) ||
            (has(object.spec.metrics) ? object.spec.metrics : {}).exists(m, has(m.reportingInterval)) ||

        regarding when retracing needs to occur by implementing the Tracing
        Protocol available through
        `tf.types.experimental.SupportsTracingProtocol`.
    *   `TypeSpec` classes (as associated with `ExtensionTypes`) also implement
        the Tracing Protocol which can be overridden if necessary.
    *   The newly introduced `reduce_retracing` option also uses the Tracing

    - expression: "!variables.isWasmPlugin"
    - expression: "!variables.isProxyConfig"
    - expression: |
        !(
          variables.isTelemetry && (
            (has(object.spec.tracing) ? object.spec.tracing : {}).exists(t, has(t.useRequestIdForTraceSampling)) ||
            (has(object.spec.metrics) ? object.spec.metrics : {}).exists(m, has(m.reportingInterval)) ||

	defer cancel()

	// Create a pre-existing region. This won't end up in the trace.
	preExistingRegion := trace.StartRegion(bgctx, "pre-existing region")

	// Start tracing.
	if err := trace.Start(os.Stdout); err != nil {
		log.Fatalf("failed to start tracing: %v", err)
	}

	// Beginning of traced execution.
	var wg sync.WaitGroup
	ctx, task := trace.NewTask(bgctx, "task0") // EvUserTaskCreate("task0")