feat: initial tracing support (#1623)

1 files changed, 1140 insertions, 0 deletions

diff --git a/vendor/go.opentelemetry.io/proto/otlp/trace/v1/trace.pb.go b/vendor/go.opentelemetry.io/proto/otlp/trace/v1/trace.pb.go
new file mode 100644
index 000000000..499a43d77
--- /dev/null
+++ b/vendor/go.opentelemetry.io/proto/otlp/trace/v1/trace.pb.go
@@ -0,0 +1,1140 @@
+// Copyright 2019, OpenTelemetry Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.26.0
+// 	protoc        v3.17.3
+// source: opentelemetry/proto/trace/v1/trace.proto
+
+package v1
+
+import (
+	v11 "go.opentelemetry.io/proto/otlp/common/v1"
+	v1 "go.opentelemetry.io/proto/otlp/resource/v1"
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+// SpanKind is the type of span. Can be used to specify additional relationships between spans
+// in addition to a parent/child relationship.
+type Span_SpanKind int32
+
+const (
+	// Unspecified. Do NOT use as default.
+	// Implementations MAY assume SpanKind to be INTERNAL when receiving UNSPECIFIED.
+	Span_SPAN_KIND_UNSPECIFIED Span_SpanKind = 0
+	// Indicates that the span represents an internal operation within an application,
+	// as opposed to an operation happening at the boundaries. Default value.
+	Span_SPAN_KIND_INTERNAL Span_SpanKind = 1
+	// Indicates that the span covers server-side handling of an RPC or other
+	// remote network request.
+	Span_SPAN_KIND_SERVER Span_SpanKind = 2
+	// Indicates that the span describes a request to some remote service.
+	Span_SPAN_KIND_CLIENT Span_SpanKind = 3
+	// Indicates that the span describes a producer sending a message to a broker.
+	// Unlike CLIENT and SERVER, there is often no direct critical path latency relationship
+	// between producer and consumer spans. A PRODUCER span ends when the message was accepted
+	// by the broker while the logical processing of the message might span a much longer time.
+	Span_SPAN_KIND_PRODUCER Span_SpanKind = 4
+	// Indicates that the span describes consumer receiving a message from a broker.
+	// Like the PRODUCER kind, there is often no direct critical path latency relationship
+	// between producer and consumer spans.
+	Span_SPAN_KIND_CONSUMER Span_SpanKind = 5
+)
+
+// Enum value maps for Span_SpanKind.
+var (
+	Span_SpanKind_name = map[int32]string{
+		0: "SPAN_KIND_UNSPECIFIED",
+		1: "SPAN_KIND_INTERNAL",
+		2: "SPAN_KIND_SERVER",
+		3: "SPAN_KIND_CLIENT",
+		4: "SPAN_KIND_PRODUCER",
+		5: "SPAN_KIND_CONSUMER",
+	}
+	Span_SpanKind_value = map[string]int32{
+		"SPAN_KIND_UNSPECIFIED": 0,
+		"SPAN_KIND_INTERNAL":    1,
+		"SPAN_KIND_SERVER":      2,
+		"SPAN_KIND_CLIENT":      3,
+		"SPAN_KIND_PRODUCER":    4,
+		"SPAN_KIND_CONSUMER":    5,
+	}
+)
+
+func (x Span_SpanKind) Enum() *Span_SpanKind {
+	p := new(Span_SpanKind)
+	*p = x
+	return p
+}
+
+func (x Span_SpanKind) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (Span_SpanKind) Descriptor() protoreflect.EnumDescriptor {
+	return file_opentelemetry_proto_trace_v1_trace_proto_enumTypes[0].Descriptor()
+}
+
+func (Span_SpanKind) Type() protoreflect.EnumType {
+	return &file_opentelemetry_proto_trace_v1_trace_proto_enumTypes[0]
+}
+
+func (x Span_SpanKind) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use Span_SpanKind.Descriptor instead.
+func (Span_SpanKind) EnumDescriptor() ([]byte, []int) {
+	return file_opentelemetry_proto_trace_v1_trace_proto_rawDescGZIP(), []int{3, 0}
+}
+
+// For the semantics of status codes see
+// https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/trace/api.md#set-status
+type Status_StatusCode int32
+
+const (
+	// The default status.
+	Status_STATUS_CODE_UNSET Status_StatusCode = 0
+	// The Span has been validated by an Application developers or Operator to have
+	// completed successfully.
+	Status_STATUS_CODE_OK Status_StatusCode = 1
+	// The Span contains an error.
+	Status_STATUS_CODE_ERROR Status_StatusCode = 2
+)
+
+// Enum value maps for Status_StatusCode.
+var (
+	Status_StatusCode_name = map[int32]string{
+		0: "STATUS_CODE_UNSET",
+		1: "STATUS_CODE_OK",
+		2: "STATUS_CODE_ERROR",
+	}
+	Status_StatusCode_value = map[string]int32{
+		"STATUS_CODE_UNSET": 0,
+		"STATUS_CODE_OK":    1,
+		"STATUS_CODE_ERROR": 2,
+	}
+)
+
+func (x Status_StatusCode) Enum() *Status_StatusCode {
+	p := new(Status_StatusCode)
+	*p = x
+	return p
+}
+
+func (x Status_StatusCode) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (Status_StatusCode) Descriptor() protoreflect.EnumDescriptor {
+	return file_opentelemetry_proto_trace_v1_trace_proto_enumTypes[1].Descriptor()
+}
+
+func (Status_StatusCode) Type() protoreflect.EnumType {
+	return &file_opentelemetry_proto_trace_v1_trace_proto_enumTypes[1]
+}
+
+func (x Status_StatusCode) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use Status_StatusCode.Descriptor instead.
+func (Status_StatusCode) EnumDescriptor() ([]byte, []int) {
+	return file_opentelemetry_proto_trace_v1_trace_proto_rawDescGZIP(), []int{4, 0}
+}
+
+// TracesData represents the traces data that can be stored in a persistent storage,
+// OR can be embedded by other protocols that transfer OTLP traces data but do
+// not implement the OTLP protocol.
+//
+// The main difference between this message and collector protocol is that
+// in this message there will not be any "control" or "metadata" specific to
+// OTLP protocol.
+//
+// When new fields are added into this message, the OTLP request MUST be updated
+// as well.
+type TracesData struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// An array of ResourceSpans.
+	// For data coming from a single resource this array will typically contain
+	// one element. Intermediary nodes that receive data from multiple origins
+	// typically batch the data before forwarding further and in that case this
+	// array will contain multiple elements.
+	ResourceSpans []*ResourceSpans `protobuf:"bytes,1,rep,name=resource_spans,json=resourceSpans,proto3" json:"resource_spans,omitempty"`
+}
+
+func (x *TracesData) Reset() {
+	*x = TracesData{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *TracesData) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*TracesData) ProtoMessage() {}
+
+func (x *TracesData) ProtoReflect() protoreflect.Message {
+	mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use TracesData.ProtoReflect.Descriptor instead.
+func (*TracesData) Descriptor() ([]byte, []int) {
+	return file_opentelemetry_proto_trace_v1_trace_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *TracesData) GetResourceSpans() []*ResourceSpans {
+	if x != nil {
+		return x.ResourceSpans
+	}
+	return nil
+}
+
+// A collection of ScopeSpans from a Resource.
+type ResourceSpans struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// The resource for the spans in this message.
+	// If this field is not set then no resource info is known.
+	Resource *v1.Resource `protobuf:"bytes,1,opt,name=resource,proto3" json:"resource,omitempty"`
+	// A list of ScopeSpans that originate from a resource.
+	ScopeSpans []*ScopeSpans `protobuf:"bytes,2,rep,name=scope_spans,json=scopeSpans,proto3" json:"scope_spans,omitempty"`
+	// This schema_url applies to the data in the "resource" field. It does not apply
+	// to the data in the "scope_spans" field which have their own schema_url field.
+	SchemaUrl string `protobuf:"bytes,3,opt,name=schema_url,json=schemaUrl,proto3" json:"schema_url,omitempty"`
+}
+
+func (x *ResourceSpans) Reset() {
+	*x = ResourceSpans{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *ResourceSpans) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ResourceSpans) ProtoMessage() {}
+
+func (x *ResourceSpans) ProtoReflect() protoreflect.Message {
+	mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[1]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ResourceSpans.ProtoReflect.Descriptor instead.
+func (*ResourceSpans) Descriptor() ([]byte, []int) {
+	return file_opentelemetry_proto_trace_v1_trace_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *ResourceSpans) GetResource() *v1.Resource {
+	if x != nil {
+		return x.Resource
+	}
+	return nil
+}
+
+func (x *ResourceSpans) GetScopeSpans() []*ScopeSpans {
+	if x != nil {
+		return x.ScopeSpans
+	}
+	return nil
+}
+
+func (x *ResourceSpans) GetSchemaUrl() string {
+	if x != nil {
+		return x.SchemaUrl
+	}
+	return ""
+}
+
+// A collection of Spans produced by an InstrumentationScope.
+type ScopeSpans struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// The instrumentation scope information for the spans in this message.
+	// Semantically when InstrumentationScope isn't set, it is equivalent with
+	// an empty instrumentation scope name (unknown).
+	Scope *v11.InstrumentationScope `protobuf:"bytes,1,opt,name=scope,proto3" json:"scope,omitempty"`
+	// A list of Spans that originate from an instrumentation scope.
+	Spans []*Span `protobuf:"bytes,2,rep,name=spans,proto3" json:"spans,omitempty"`
+	// This schema_url applies to all spans and span events in the "spans" field.
+	SchemaUrl string `protobuf:"bytes,3,opt,name=schema_url,json=schemaUrl,proto3" json:"schema_url,omitempty"`
+}
+
+func (x *ScopeSpans) Reset() {
+	*x = ScopeSpans{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *ScopeSpans) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ScopeSpans) ProtoMessage() {}
+
+func (x *ScopeSpans) ProtoReflect() protoreflect.Message {
+	mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[2]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ScopeSpans.ProtoReflect.Descriptor instead.
+func (*ScopeSpans) Descriptor() ([]byte, []int) {
+	return file_opentelemetry_proto_trace_v1_trace_proto_rawDescGZIP(), []int{2}
+}
+
+func (x *ScopeSpans) GetScope() *v11.InstrumentationScope {
+	if x != nil {
+		return x.Scope
+	}
+	return nil
+}
+
+func (x *ScopeSpans) GetSpans() []*Span {
+	if x != nil {
+		return x.Spans
+	}
+	return nil
+}
+
+func (x *ScopeSpans) GetSchemaUrl() string {
+	if x != nil {
+		return x.SchemaUrl
+	}
+	return ""
+}
+
+// A Span represents a single operation performed by a single component of the system.
+//
+// The next available field id is 17.
+type Span struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// A unique identifier for a trace. All spans from the same trace share
+	// the same `trace_id`. The ID is a 16-byte array. An ID with all zeroes
+	// is considered invalid.
+	//
+	// This field is semantically required. Receiver should generate new
+	// random trace_id if empty or invalid trace_id was received.
+	//
+	// This field is required.
+	TraceId []byte `protobuf:"bytes,1,opt,name=trace_id,json=traceId,proto3" json:"trace_id,omitempty"`
+	// A unique identifier for a span within a trace, assigned when the span
+	// is created. The ID is an 8-byte array. An ID with all zeroes is considered
+	// invalid.
+	//
+	// This field is semantically required. Receiver should generate new
+	// random span_id if empty or invalid span_id was received.
+	//
+	// This field is required.
+	SpanId []byte `protobuf:"bytes,2,opt,name=span_id,json=spanId,proto3" json:"span_id,omitempty"`
+	// trace_state conveys information about request position in multiple distributed tracing graphs.
+	// It is a trace_state in w3c-trace-context format: https://www.w3.org/TR/trace-context/#tracestate-header
+	// See also https://github.com/w3c/distributed-tracing for more details about this field.
+	TraceState string `protobuf:"bytes,3,opt,name=trace_state,json=traceState,proto3" json:"trace_state,omitempty"`
+	// The `span_id` of this span's parent span. If this is a root span, then this
+	// field must be empty. The ID is an 8-byte array.
+	ParentSpanId []byte `protobuf:"bytes,4,opt,name=parent_span_id,json=parentSpanId,proto3" json:"parent_span_id,omitempty"`
+	// A description of the span's operation.
+	//
+	// For example, the name can be a qualified method name or a file name
+	// and a line number where the operation is called. A best practice is to use
+	// the same display name at the same call point in an application.
+	// This makes it easier to correlate spans in different traces.
+	//
+	// This field is semantically required to be set to non-empty string.
+	// Empty value is equivalent to an unknown span name.
+	//
+	// This field is required.
+	Name string `protobuf:"bytes,5,opt,name=name,proto3" json:"name,omitempty"`
+	// Distinguishes between spans generated in a particular context. For example,
+	// two spans with the same name may be distinguished using `CLIENT` (caller)
+	// and `SERVER` (callee) to identify queueing latency associated with the span.
+	Kind Span_SpanKind `protobuf:"varint,6,opt,name=kind,proto3,enum=opentelemetry.proto.trace.v1.Span_SpanKind" json:"kind,omitempty"`
+	// start_time_unix_nano is the start time of the span. On the client side, this is the time
+	// kept by the local machine where the span execution starts. On the server side, this
+	// is the time when the server's application handler starts running.
+	// Value is UNIX Epoch time in nanoseconds since 00:00:00 UTC on 1 January 1970.
+	//
+	// This field is semantically required and it is expected that end_time >= start_time.
+	StartTimeUnixNano uint64 `protobuf:"fixed64,7,opt,name=start_time_unix_nano,json=startTimeUnixNano,proto3" json:"start_time_unix_nano,omitempty"`
+	// end_time_unix_nano is the end time of the span. On the client side, this is the time
+	// kept by the local machine where the span execution ends. On the server side, this
+	// is the time when the server application handler stops running.
+	// Value is UNIX Epoch time in nanoseconds since 00:00:00 UTC on 1 January 1970.
+	//
+	// This field is semantically required and it is expected that end_time >= start_time.
+	EndTimeUnixNano uint64 `protobuf:"fixed64,8,opt,name=end_time_unix_nano,json=endTimeUnixNano,proto3" json:"end_time_unix_nano,omitempty"`
+	// attributes is a collection of key/value pairs. Note, global attributes
+	// like server name can be set using the resource API. Examples of attributes:
+	//
+	//     "/http/user_agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36"
+	//     "/http/server_latency": 300
+	//     "abc.com/myattribute": true
+	//     "abc.com/score": 10.239
+	//
+	// The OpenTelemetry API specification further restricts the allowed value types:
+	// https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/common/README.md#attribute
+	// Attribute keys MUST be unique (it is not allowed to have more than one
+	// attribute with the same key).
+	Attributes []*v11.KeyValue `protobuf:"bytes,9,rep,name=attributes,proto3" json:"attributes,omitempty"`
+	// dropped_attributes_count is the number of attributes that were discarded. Attributes
+	// can be discarded because their keys are too long or because there are too many
+	// attributes. If this value is 0, then no attributes were dropped.
+	DroppedAttributesCount uint32 `protobuf:"varint,10,opt,name=dropped_attributes_count,json=droppedAttributesCount,proto3" json:"dropped_attributes_count,omitempty"`
+	// events is a collection of Event items.
+	Events []*Span_Event `protobuf:"bytes,11,rep,name=events,proto3" json:"events,omitempty"`
+	// dropped_events_count is the number of dropped events. If the value is 0, then no
+	// events were dropped.
+	DroppedEventsCount uint32 `protobuf:"varint,12,opt,name=dropped_events_count,json=droppedEventsCount,proto3" json:"dropped_events_count,omitempty"`
+	// links is a collection of Links, which are references from this span to a span
+	// in the same or different trace.
+	Links []*Span_Link `protobuf:"bytes,13,rep,name=links,proto3" json:"links,omitempty"`
+	// dropped_links_count is the number of dropped links after the maximum size was
+	// enforced. If this value is 0, then no links were dropped.
+	DroppedLinksCount uint32 `protobuf:"varint,14,opt,name=dropped_links_count,json=droppedLinksCount,proto3" json:"dropped_links_count,omitempty"`
+	// An optional final status for this span. Semantically when Status isn't set, it means
+	// span's status code is unset, i.e. assume STATUS_CODE_UNSET (code = 0).
+	Status *Status `protobuf:"bytes,15,opt,name=status,proto3" json:"status,omitempty"`
+}
+
+func (x *Span) Reset() {
+	*x = Span{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[3]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Span) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Span) ProtoMessage() {}
+
+func (x *Span) ProtoReflect() protoreflect.Message {
+	mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[3]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Span.ProtoReflect.Descriptor instead.
+func (*Span) Descriptor() ([]byte, []int) {
+	return file_opentelemetry_proto_trace_v1_trace_proto_rawDescGZIP(), []int{3}
+}
+
+func (x *Span) GetTraceId() []byte {
+	if x != nil {
+		return x.TraceId
+	}
+	return nil
+}
+
+func (x *Span) GetSpanId() []byte {
+	if x != nil {
+		return x.SpanId
+	}
+	return nil
+}
+
+func (x *Span) GetTraceState() string {
+	if x != nil {
+		return x.TraceState
+	}
+	return ""
+}
+
+func (x *Span) GetParentSpanId() []byte {
+	if x != nil {
+		return x.ParentSpanId
+	}
+	return nil
+}
+
+func (x *Span) GetName() string {
+	if x != nil {
+		return x.Name
+	}
+	return ""
+}
+
+func (x *Span) GetKind() Span_SpanKind {
+	if x != nil {
+		return x.Kind
+	}
+	return Span_SPAN_KIND_UNSPECIFIED
+}
+
+func (x *Span) GetStartTimeUnixNano() uint64 {
+	if x != nil {
+		return x.StartTimeUnixNano
+	}
+	return 0
+}
+
+func (x *Span) GetEndTimeUnixNano() uint64 {
+	if x != nil {
+		return x.EndTimeUnixNano
+	}
+	return 0
+}
+
+func (x *Span) GetAttributes() []*v11.KeyValue {
+	if x != nil {
+		return x.Attributes
+	}
+	return nil
+}
+
+func (x *Span) GetDroppedAttributesCount() uint32 {
+	if x != nil {
+		return x.DroppedAttributesCount
+	}
+	return 0
+}
+
+func (x *Span) GetEvents() []*Span_Event {
+	if x != nil {
+		return x.Events
+	}
+	return nil
+}
+
+func (x *Span) GetDroppedEventsCount() uint32 {
+	if x != nil {
+		return x.DroppedEventsCount
+	}
+	return 0
+}
+
+func (x *Span) GetLinks() []*Span_Link {
+	if x != nil {
+		return x.Links
+	}
+	return nil
+}
+
+func (x *Span) GetDroppedLinksCount() uint32 {
+	if x != nil {
+		return x.DroppedLinksCount
+	}
+	return 0
+}
+
+func (x *Span) GetStatus() *Status {
+	if x != nil {
+		return x.Status
+	}
+	return nil
+}
+
+// The Status type defines a logical error model that is suitable for different
+// programming environments, including REST APIs and RPC APIs.
+type Status struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// A developer-facing human readable error message.
+	Message string `protobuf:"bytes,2,opt,name=message,proto3" json:"message,omitempty"`
+	// The status code.
+	Code Status_StatusCode `protobuf:"varint,3,opt,name=code,proto3,enum=opentelemetry.proto.trace.v1.Status_StatusCode" json:"code,omitempty"`
+}
+
+func (x *Status) Reset() {
+	*x = Status{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[4]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Status) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Status) ProtoMessage() {}
+
+func (x *Status) ProtoReflect() protoreflect.Message {
+	mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[4]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Status.ProtoReflect.Descriptor instead.
+func (*Status) Descriptor() ([]byte, []int) {
+	return file_opentelemetry_proto_trace_v1_trace_proto_rawDescGZIP(), []int{4}
+}
+
+func (x *Status) GetMessage() string {
+	if x != nil {
+		return x.Message
+	}
+	return ""
+}
+
+func (x *Status) GetCode() Status_StatusCode {
+	if x != nil {
+		return x.Code
+	}
+	return Status_STATUS_CODE_UNSET
+}
+
+// Event is a time-stamped annotation of the span, consisting of user-supplied
+// text description and key-value pairs.
+type Span_Event struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// time_unix_nano is the time the event occurred.
+	TimeUnixNano uint64 `protobuf:"fixed64,1,opt,name=time_unix_nano,json=timeUnixNano,proto3" json:"time_unix_nano,omitempty"`
+	// name of the event.
+	// This field is semantically required to be set to non-empty string.
+	Name string `protobuf:"bytes,2,opt,name=name,proto3" json:"name,omitempty"`
+	// attributes is a collection of attribute key/value pairs on the event.
+	// Attribute keys MUST be unique (it is not allowed to have more than one
+	// attribute with the same key).
+	Attributes []*v11.KeyValue `protobuf:"bytes,3,rep,name=attributes,proto3" json:"attributes,omitempty"`
+	// dropped_attributes_count is the number of dropped attributes. If the value is 0,
+	// then no attributes were dropped.
+	DroppedAttributesCount uint32 `protobuf:"varint,4,opt,name=dropped_attributes_count,json=droppedAttributesCount,proto3" json:"dropped_attributes_count,omitempty"`
+}
+
+func (x *Span_Event) Reset() {
+	*x = Span_Event{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[5]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Span_Event) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Span_Event) ProtoMessage() {}
+
+func (x *Span_Event) ProtoReflect() protoreflect.Message {
+	mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[5]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Span_Event.ProtoReflect.Descriptor instead.
+func (*Span_Event) Descriptor() ([]byte, []int) {
+	return file_opentelemetry_proto_trace_v1_trace_proto_rawDescGZIP(), []int{3, 0}
+}
+
+func (x *Span_Event) GetTimeUnixNano() uint64 {
+	if x != nil {
+		return x.TimeUnixNano
+	}
+	return 0
+}
+
+func (x *Span_Event) GetName() string {
+	if x != nil {
+		return x.Name
+	}
+	return ""
+}
+
+func (x *Span_Event) GetAttributes() []*v11.KeyValue {
+	if x != nil {
+		return x.Attributes
+	}
+	return nil
+}
+
+func (x *Span_Event) GetDroppedAttributesCount() uint32 {
+	if x != nil {
+		return x.DroppedAttributesCount
+	}
+	return 0
+}
+
+// A pointer from the current span to another span in the same trace or in a
+// different trace. For example, this can be used in batching operations,
+// where a single batch handler processes multiple requests from different
+// traces or when the handler receives a request from a different project.
+type Span_Link struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// A unique identifier of a trace that this linked span is part of. The ID is a
+	// 16-byte array.
+	TraceId []byte `protobuf:"bytes,1,opt,name=trace_id,json=traceId,proto3" json:"trace_id,omitempty"`
+	// A unique identifier for the linked span. The ID is an 8-byte array.
+	SpanId []byte `protobuf:"bytes,2,opt,name=span_id,json=spanId,proto3" json:"span_id,omitempty"`
+	// The trace_state associated with the link.
+	TraceState string `protobuf:"bytes,3,opt,name=trace_state,json=traceState,proto3" json:"trace_state,omitempty"`
+	// attributes is a collection of attribute key/value pairs on the link.
+	// Attribute keys MUST be unique (it is not allowed to have more than one
+	// attribute with the same key).
+	Attributes []*v11.KeyValue `protobuf:"bytes,4,rep,name=attributes,proto3" json:"attributes,omitempty"`
+	// dropped_attributes_count is the number of dropped attributes. If the value is 0,
+	// then no attributes were dropped.
+	DroppedAttributesCount uint32 `protobuf:"varint,5,opt,name=dropped_attributes_count,json=droppedAttributesCount,proto3" json:"dropped_attributes_count,omitempty"`
+}
+
+func (x *Span_Link) Reset() {
+	*x = Span_Link{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[6]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Span_Link) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Span_Link) ProtoMessage() {}
+
+func (x *Span_Link) ProtoReflect() protoreflect.Message {
+	mi := &file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[6]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Span_Link.ProtoReflect.Descriptor instead.
+func (*Span_Link) Descriptor() ([]byte, []int) {
+	return file_opentelemetry_proto_trace_v1_trace_proto_rawDescGZIP(), []int{3, 1}
+}
+
+func (x *Span_Link) GetTraceId() []byte {
+	if x != nil {
+		return x.TraceId
+	}
+	return nil
+}
+
+func (x *Span_Link) GetSpanId() []byte {
+	if x != nil {
+		return x.SpanId
+	}
+	return nil
+}
+
+func (x *Span_Link) GetTraceState() string {
+	if x != nil {
+		return x.TraceState
+	}
+	return ""
+}
+
+func (x *Span_Link) GetAttributes() []*v11.KeyValue {
+	if x != nil {
+		return x.Attributes
+	}
+	return nil
+}
+
+func (x *Span_Link) GetDroppedAttributesCount() uint32 {
+	if x != nil {
+		return x.DroppedAttributesCount
+	}
+	return 0
+}
+
+var File_opentelemetry_proto_trace_v1_trace_proto protoreflect.FileDescriptor
+
+var file_opentelemetry_proto_trace_v1_trace_proto_rawDesc = []byte{
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+	0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_opentelemetry_proto_trace_v1_trace_proto_rawDescOnce sync.Once
+	file_opentelemetry_proto_trace_v1_trace_proto_rawDescData = file_opentelemetry_proto_trace_v1_trace_proto_rawDesc
+)
+
+func file_opentelemetry_proto_trace_v1_trace_proto_rawDescGZIP() []byte {
+	file_opentelemetry_proto_trace_v1_trace_proto_rawDescOnce.Do(func() {
+		file_opentelemetry_proto_trace_v1_trace_proto_rawDescData = protoimpl.X.CompressGZIP(file_opentelemetry_proto_trace_v1_trace_proto_rawDescData)
+	})
+	return file_opentelemetry_proto_trace_v1_trace_proto_rawDescData
+}
+
+var file_opentelemetry_proto_trace_v1_trace_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
+var file_opentelemetry_proto_trace_v1_trace_proto_msgTypes = make([]protoimpl.MessageInfo, 7)
+var file_opentelemetry_proto_trace_v1_trace_proto_goTypes = []interface{}{
+	(Span_SpanKind)(0),               // 0: opentelemetry.proto.trace.v1.Span.SpanKind
+	(Status_StatusCode)(0),           // 1: opentelemetry.proto.trace.v1.Status.StatusCode
+	(*TracesData)(nil),               // 2: opentelemetry.proto.trace.v1.TracesData
+	(*ResourceSpans)(nil),            // 3: opentelemetry.proto.trace.v1.ResourceSpans
+	(*ScopeSpans)(nil),               // 4: opentelemetry.proto.trace.v1.ScopeSpans
+	(*Span)(nil),                     // 5: opentelemetry.proto.trace.v1.Span
+	(*Status)(nil),                   // 6: opentelemetry.proto.trace.v1.Status
+	(*Span_Event)(nil),               // 7: opentelemetry.proto.trace.v1.Span.Event
+	(*Span_Link)(nil),                // 8: opentelemetry.proto.trace.v1.Span.Link
+	(*v1.Resource)(nil),              // 9: opentelemetry.proto.resource.v1.Resource
+	(*v11.InstrumentationScope)(nil), // 10: opentelemetry.proto.common.v1.InstrumentationScope
+	(*v11.KeyValue)(nil),             // 11: opentelemetry.proto.common.v1.KeyValue
+}
+var file_opentelemetry_proto_trace_v1_trace_proto_depIdxs = []int32{
+	3,  // 0: opentelemetry.proto.trace.v1.TracesData.resource_spans:type_name -> opentelemetry.proto.trace.v1.ResourceSpans
+	9,  // 1: opentelemetry.proto.trace.v1.ResourceSpans.resource:type_name -> opentelemetry.proto.resource.v1.Resource
+	4,  // 2: opentelemetry.proto.trace.v1.ResourceSpans.scope_spans:type_name -> opentelemetry.proto.trace.v1.ScopeSpans
+	10, // 3: opentelemetry.proto.trace.v1.ScopeSpans.scope:type_name -> opentelemetry.proto.common.v1.InstrumentationScope
+	5,  // 4: opentelemetry.proto.trace.v1.ScopeSpans.spans:type_name -> opentelemetry.proto.trace.v1.Span
+	0,  // 5: opentelemetry.proto.trace.v1.Span.kind:type_name -> opentelemetry.proto.trace.v1.Span.SpanKind
+	11, // 6: opentelemetry.proto.trace.v1.Span.attributes:type_name -> opentelemetry.proto.common.v1.KeyValue
+	7,  // 7: opentelemetry.proto.trace.v1.Span.events:type_name -> opentelemetry.proto.trace.v1.Span.Event
+	8,  // 8: opentelemetry.proto.trace.v1.Span.links:type_name -> opentelemetry.proto.trace.v1.Span.Link
+	6,  // 9: opentelemetry.proto.trace.v1.Span.status:type_name -> opentelemetry.proto.trace.v1.Status
+	1,  // 10: opentelemetry.proto.trace.v1.Status.code:type_name -> opentelemetry.proto.trace.v1.Status.StatusCode
+	11, // 11: opentelemetry.proto.trace.v1.Span.Event.attributes:type_name -> opentelemetry.proto.common.v1.KeyValue
+	11, // 12: opentelemetry.proto.trace.v1.Span.Link.attributes:type_name -> opentelemetry.proto.common.v1.KeyValue
+	13, // [13:13] is the sub-list for method output_type
+	13, // [13:13] is the sub-list for method input_type
+	13, // [13:13] is the sub-list for extension type_name
+	13, // [13:13] is the sub-list for extension extendee
+	0,  // [0:13] is the sub-list for field type_name
+}
+
+func init() { file_opentelemetry_proto_trace_v1_trace_proto_init() }
+func file_opentelemetry_proto_trace_v1_trace_proto_init() {
+	if File_opentelemetry_proto_trace_v1_trace_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*TracesData); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ResourceSpans); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ScopeSpans); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Span); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Status); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Span_Event); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_opentelemetry_proto_trace_v1_trace_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Span_Link); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_opentelemetry_proto_trace_v1_trace_proto_rawDesc,
+			NumEnums:      2,
+			NumMessages:   7,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_opentelemetry_proto_trace_v1_trace_proto_goTypes,
+		DependencyIndexes: file_opentelemetry_proto_trace_v1_trace_proto_depIdxs,
+		EnumInfos:         file_opentelemetry_proto_trace_v1_trace_proto_enumTypes,
+		MessageInfos:      file_opentelemetry_proto_trace_v1_trace_proto_msgTypes,
+	}.Build()
+	File_opentelemetry_proto_trace_v1_trace_proto = out.File
+	file_opentelemetry_proto_trace_v1_trace_proto_rawDesc = nil
+	file_opentelemetry_proto_trace_v1_trace_proto_goTypes = nil
+	file_opentelemetry_proto_trace_v1_trace_proto_depIdxs = nil
+}