tracingcfg "github.com/envoyproxy/go-control-plane/envoy/config/trace/v3"
	hcm "github.com/envoyproxy/go-control-plane/envoy/extensions/filters/network/http_connection_manager/v3"
	resourcedetectors "github.com/envoyproxy/go-control-plane/envoy/extensions/tracers/opentelemetry/resource_detectors/v3"
	otelsamplers "github.com/envoyproxy/go-control-plane/envoy/extensions/tracers/opentelemetry/samplers/v3"

// license that can be found in the LICENSE file.

// Trace stack table and acquisition.

package runtime

import (
	"internal/abi"
	"internal/goarch"
	"unsafe"
)

// traceTypeTable maps stack traces (arrays of PC's) to unique uint32 ids.
// It is lock-free for reading.
type traceTypeTable struct {
	tab traceMap
}

// put returns a unique id for the type typ and caches it in the table,

        - --lightstepCacertPath
        - "{{ .ProxyConfig.GetTracing.GetLightstep.GetCacertPath }}"
      {{- else if eq .Values.global.proxy.tracer "zipkin" }}
        - --zipkinAddress
        - "{{ .ProxyConfig.GetTracing.GetZipkin.GetAddress }}"
      {{- else if eq .Values.global.proxy.tracer "datadog" }}
        - --datadogAgentAddress
        - "{{ .ProxyConfig.GetTracing.GetDatadog.GetAddress }}"
      {{- end }}

var (
	EnvironmentResourceDetector = &core.TypedExtensionConfig{
		Name:        "envoy.tracers.opentelemetry.resource_detectors.environment",
		TypedConfig: protoconv.MessageToAny(&resourcedetectors.EnvironmentResourceDetectorConfig{}),
	}
	DynatraceResourceDetector = &core.TypedExtensionConfig{
		Name:        "envoy.tracers.opentelemetry.resource_detectors.dynatrace",

apiVersion: release-notes/v2
kind: feature
area: telemetry
issue:
  - 50808
releaseNotes:
  - |

					c.Tracing = &meshconfig.Tracing{
						Tracer: &meshconfig.Tracing_Zipkin_{
							Zipkin: &meshconfig.Tracing_Zipkin{
								Address: "$(HOST_IP):9411",
							},
						},
					}
				},
			),
			isValid: true,
		},
		{
			name: "zipkin config invalid",
			in: modify(valid,
				func(c *meshconfig.ProxyConfig) {
					c.Tracing = &meshconfig.Tracing{
						Tracer: &meshconfig.Tracing_Zipkin_{

	}

	if tracer := config.GetTracing().GetLightstep(); tracer != nil {
		if err := ValidateLightstepCollector(tracer); err != nil {
			errs = multierror.Append(errs, multierror.Prefix(err, "invalid lightstep config:"))
		}
	}

	if tracer := config.GetTracing().GetZipkin(); tracer != nil {
		if err := ValidateZipkinCollector(tracer); err != nil {

			case jentry:
				transitionLogIf(es.ctx, deleteObjectFromRemoteTier(es.ctx, v.ObjName, v.VersionID, v.TierName))
			case freeVersionTask:
				oi := v.ObjectInfo
				traceFn := globalLifecycleSys.trace(oi)
				if !oi.TransitionedObject.FreeVersion {
					// nothing to be done
					return
				}

				ignoreNotFoundErr := func(err error) error {
					switch {

              }
            ]
          }
        ]
      }
    ]
  }
  ,
  "tracing": {
    "http": {
      "name": "envoy.tracers.opencensus",
      "typed_config": {
        "@type": "type.googleapis.com/envoy.config.trace.v3.OpenCensusConfig",
        "ocagent_exporter_enabled": true,
        "ocagent_address": "dns://my-oca/endpoint",
        "incoming_trace_context": ["TRACE_CONTEXT"],

func Trace(op, path string) {
	if !doTrace {
		return
	}
	traceMu.Lock()
	defer traceMu.Unlock()
	fmt.Fprintf(traceFile, "%d gofsystrace %s %s\n", os.Getpid(), op, path)
	if pattern := gofsystracestack.Value(); pattern != "" {
		if match, _ := pathpkg.Match(pattern, path); match {
			traceFile.Write(debug.Stack())
		}
	}
}

var (
	doTrace   bool
	traceFile *os.File
	traceMu   sync.Mutex