rebase: update kubernetes to latest

updating the kubernetes release to the
latest in main go.mod

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

vendor/go.opentelemetry.io/otel/sdk/trace/README.md

@@ -0,0 +1,3 @@
+# SDK Trace
+
+[![PkgGoDev](https://pkg.go.dev/badge/go.opentelemetry.io/otel/sdk/trace)](https://pkg.go.dev/go.opentelemetry.io/otel/sdk/trace)

vendor/go.opentelemetry.io/otel/sdk/trace/batch_span_processor.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 
@@ -392,7 +381,7 @@ func (bsp *batchSpanProcessor) enqueueBlockOnQueueFull(ctx context.Context, sd R
 	}
 }
 
-func (bsp *batchSpanProcessor) enqueueDrop(ctx context.Context, sd ReadOnlySpan) bool {
+func (bsp *batchSpanProcessor) enqueueDrop(_ context.Context, sd ReadOnlySpan) bool {
 	if !sd.SpanContext().IsSampled() {
 		return false
 	}
@@ -406,7 +395,7 @@ func (bsp *batchSpanProcessor) enqueueDrop(ctx context.Context, sd ReadOnlySpan)
 	return false
 }
 
-// MarshalLog is the marshaling function used by the logging system to represent this exporter.
+// MarshalLog is the marshaling function used by the logging system to represent this Span Processor.
 func (bsp *batchSpanProcessor) MarshalLog() interface{} {
 	return struct {
 		Type         string

vendor/go.opentelemetry.io/otel/sdk/trace/doc.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 /*
 Package trace contains support for OpenTelemetry distributed tracing.

vendor/go.opentelemetry.io/otel/sdk/trace/event.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 

vendor/go.opentelemetry.io/otel/sdk/trace/evictedqueue.go

@@ -1,36 +1,45 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 
+import (
+	"slices"
+	"sync"
+
+	"go.opentelemetry.io/otel/internal/global"
+)
+
 // evictedQueue is a FIFO queue with a configurable capacity.
-type evictedQueue struct {
-	queue        []interface{}
+type evictedQueue[T any] struct {
+	queue        []T
 	capacity     int
 	droppedCount int
+	logDropped   func()
 }
 
-func newEvictedQueue(capacity int) evictedQueue {
+func newEvictedQueueEvent(capacity int) evictedQueue[Event] {
 	// Do not pre-allocate queue, do this lazily.
-	return evictedQueue{capacity: capacity}
+	return evictedQueue[Event]{
+		capacity:   capacity,
+		logDropped: sync.OnceFunc(func() { global.Warn("limit reached: dropping trace trace.Event") }),
+	}
+}
+
+func newEvictedQueueLink(capacity int) evictedQueue[Link] {
+	// Do not pre-allocate queue, do this lazily.
+	return evictedQueue[Link]{
+		capacity:   capacity,
+		logDropped: sync.OnceFunc(func() { global.Warn("limit reached: dropping trace trace.Link") }),
+	}
 }
 
 // add adds value to the evictedQueue eq. If eq is at capacity, the oldest
 // queued value will be discarded and the drop count incremented.
-func (eq *evictedQueue) add(value interface{}) {
+func (eq *evictedQueue[T]) add(value T) {
 	if eq.capacity == 0 {
 		eq.droppedCount++
+		eq.logDropped()
 		return
 	}
 
@@ -39,6 +48,12 @@ func (eq *evictedQueue) add(value interface{}) {
 		copy(eq.queue[:eq.capacity-1], eq.queue[1:])
 		eq.queue = eq.queue[:eq.capacity-1]
 		eq.droppedCount++
+		eq.logDropped()
 	}
 	eq.queue = append(eq.queue, value)
 }
+
+// copy returns a copy of the evictedQueue.
+func (eq *evictedQueue[T]) copy() []T {
+	return slices.Clone(eq.queue)
+}

vendor/go.opentelemetry.io/otel/sdk/trace/id_generator.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 
@@ -52,7 +41,12 @@ func (gen *randomIDGenerator) NewSpanID(ctx context.Context, traceID trace.Trace
 	gen.Lock()
 	defer gen.Unlock()
 	sid := trace.SpanID{}
-	_, _ = gen.randSource.Read(sid[:])
+	for {
+		_, _ = gen.randSource.Read(sid[:])
+		if sid.IsValid() {
+			break
+		}
+	}
 	return sid
 }
 
@@ -62,9 +56,19 @@ func (gen *randomIDGenerator) NewIDs(ctx context.Context) (trace.TraceID, trace.
 	gen.Lock()
 	defer gen.Unlock()
 	tid := trace.TraceID{}
-	_, _ = gen.randSource.Read(tid[:])
 	sid := trace.SpanID{}
-	_, _ = gen.randSource.Read(sid[:])
+	for {
+		_, _ = gen.randSource.Read(tid[:])
+		if tid.IsValid() {
+			break
+		}
+	}
+	for {
+		_, _ = gen.randSource.Read(sid[:])
+		if sid.IsValid() {
+			break
+		}
+	}
 	return tid, sid
 }
 

vendor/go.opentelemetry.io/otel/sdk/trace/link.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 

vendor/go.opentelemetry.io/otel/sdk/trace/provider.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 
@@ -55,7 +44,7 @@ type tracerProviderConfig struct {
 	resource *resource.Resource
 }
 
-// MarshalLog is the marshaling function used by the logging system to represent this exporter.
+// MarshalLog is the marshaling function used by the logging system to represent this Provider.
 func (cfg tracerProviderConfig) MarshalLog() interface{} {
 	return struct {
 		SpanProcessors  []SpanProcessor
@@ -302,7 +291,7 @@ func (p *TracerProvider) Shutdown(ctx context.Context) error {
 				retErr = err
 			} else {
 				// Poor man's list of errors
-				retErr = fmt.Errorf("%v; %v", retErr, err)
+				retErr = fmt.Errorf("%w; %w", retErr, err)
 			}
 		}
 	}

vendor/go.opentelemetry.io/otel/sdk/trace/sampler_env.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 

vendor/go.opentelemetry.io/otel/sdk/trace/sampling.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 

vendor/go.opentelemetry.io/otel/sdk/trace/simple_span_processor.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 
@@ -36,10 +25,10 @@ var _ SpanProcessor = (*simpleSpanProcessor)(nil)
 // send completed spans to the exporter immediately.
 //
 // This SpanProcessor is not recommended for production use. The synchronous
-// nature of this SpanProcessor make it good for testing, debugging, or
-// showing examples of other feature, but it will be slow and have a high
-// computation resource usage overhead. The BatchSpanProcessor is recommended
-// for production use instead.
+// nature of this SpanProcessor makes it good for testing, debugging, or showing
+// examples of other features, but it will be slow and have a high computation
+// resource usage overhead. The BatchSpanProcessor is recommended for production
+// use instead.
 func NewSimpleSpanProcessor(exporter SpanExporter) SpanProcessor {
 	ssp := &simpleSpanProcessor{
 		exporter: exporter,
@@ -80,10 +69,10 @@ func (ssp *simpleSpanProcessor) Shutdown(ctx context.Context) error {
 		//
 		// A closure is used to keep reference to the exporter and then the
 		// field is zeroed. This ensures the simpleSpanProcessor is shut down
-		// before the exporter. This order is important as it avoids a
-		// potential deadlock. If the exporter shut down operation generates a
-		// span, that span would need to be exported. Meaning, OnEnd would be
-		// called and try acquiring the lock that is held here.
+		// before the exporter. This order is important as it avoids a potential
+		// deadlock. If the exporter shut down operation generates a span, that
+		// span would need to be exported. Meaning, OnEnd would be called and
+		// try acquiring the lock that is held here.
 		ssp.exporterMu.Lock()
 		done, shutdown := stopFunc(ssp.exporter)
 		ssp.exporter = nil
@@ -95,15 +84,15 @@ func (ssp *simpleSpanProcessor) Shutdown(ctx context.Context) error {
 		select {
 		case err = <-done:
 		case <-ctx.Done():
-			// It is possible for the exporter to have immediately shut down
-			// and the context to be done simultaneously. In that case this
-			// outer select statement will randomly choose a case. This will
-			// result in a different returned error for similar scenarios.
-			// Instead, double check if the exporter shut down at the same
-			// time and return that error if so. This will ensure consistency
-			// as well as ensure the caller knows the exporter shut down
-			// successfully (they can already determine if the deadline is
-			// expired given they passed the context).
+			// It is possible for the exporter to have immediately shut down and
+			// the context to be done simultaneously. In that case this outer
+			// select statement will randomly choose a case. This will result in
+			// a different returned error for similar scenarios. Instead, double
+			// check if the exporter shut down at the same time and return that
+			// error if so. This will ensure consistency as well as ensure
+			// the caller knows the exporter shut down successfully (they can
+			// already determine if the deadline is expired given they passed
+			// the context).
 			select {
 			case err = <-done:
 			default:
@@ -119,7 +108,8 @@ func (ssp *simpleSpanProcessor) ForceFlush(context.Context) error {
 	return nil
 }
 
-// MarshalLog is the marshaling function used by the logging system to represent this Span Processor.
+// MarshalLog is the marshaling function used by the logging system to represent
+// this Span Processor.
 func (ssp *simpleSpanProcessor) MarshalLog() interface{} {
 	return struct {
 		Type     string

vendor/go.opentelemetry.io/otel/sdk/trace/snapshot.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 

vendor/go.opentelemetry.io/otel/sdk/trace/span.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 
@@ -20,6 +9,7 @@ import (
 	"reflect"
 	"runtime"
 	rt "runtime/trace"
+	"slices"
 	"strings"
 	"sync"
 	"time"
@@ -27,10 +17,10 @@ import (
 
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/codes"
+	"go.opentelemetry.io/otel/internal/global"
 	"go.opentelemetry.io/otel/sdk/instrumentation"
-	"go.opentelemetry.io/otel/sdk/internal"
 	"go.opentelemetry.io/otel/sdk/resource"
-	semconv "go.opentelemetry.io/otel/semconv/v1.21.0"
+	semconv "go.opentelemetry.io/otel/semconv/v1.26.0"
 	"go.opentelemetry.io/otel/trace"
 	"go.opentelemetry.io/otel/trace/embedded"
 )
@@ -147,12 +137,13 @@ type recordingSpan struct {
 	// ReadOnlySpan exported when the span ends.
 	attributes        []attribute.KeyValue
 	droppedAttributes int
+	logDropAttrsOnce  sync.Once
 
 	// events are stored in FIFO queue capped by configured limit.
-	events evictedQueue
+	events evictedQueue[Event]
 
 	// links are stored in FIFO queue capped by configured limit.
-	links evictedQueue
+	links evictedQueue[Link]
 
 	// executionTracerTaskEnd ends the execution tracer span.
 	executionTracerTaskEnd func()
@@ -229,7 +220,7 @@ func (s *recordingSpan) SetAttributes(attributes ...attribute.KeyValue) {
 	limit := s.tracer.provider.spanLimits.AttributeCountLimit
 	if limit == 0 {
 		// No attributes allowed.
-		s.droppedAttributes += len(attributes)
+		s.addDroppedAttr(len(attributes))
 		return
 	}
 
@@ -242,10 +233,11 @@ func (s *recordingSpan) SetAttributes(attributes ...attribute.KeyValue) {
 
 	// Otherwise, add without deduplication. When attributes are read they
 	// will be deduplicated, optimizing the operation.
+	s.attributes = slices.Grow(s.attributes, len(s.attributes)+len(attributes))
 	for _, a := range attributes {
 		if !a.Valid() {
 			// Drop all invalid attributes.
-			s.droppedAttributes++
+			s.addDroppedAttr(1)
 			continue
 		}
 		a = truncateAttr(s.tracer.provider.spanLimits.AttributeValueLengthLimit, a)
@@ -253,6 +245,22 @@ func (s *recordingSpan) SetAttributes(attributes ...attribute.KeyValue) {
 	}
 }
 
+// Declared as a var so tests can override.
+var logDropAttrs = func() {
+	global.Warn("limit reached: dropping trace Span attributes")
+}
+
+// addDroppedAttr adds incr to the count of dropped attributes.
+//
+// The first, and only the first, time this method is called a warning will be
+// logged.
+//
+// This method assumes s.mu.Lock is held by the caller.
+func (s *recordingSpan) addDroppedAttr(incr int) {
+	s.droppedAttributes += incr
+	s.logDropAttrsOnce.Do(logDropAttrs)
+}
+
 // addOverCapAttrs adds the attributes attrs to the span s while
 // de-duplicating the attributes of s and attrs and dropping attributes that
 // exceed the limit.
@@ -277,10 +285,12 @@ func (s *recordingSpan) addOverCapAttrs(limit int, attrs []attribute.KeyValue) {
 
 	// Now that s.attributes is deduplicated, adding unique attributes up to
 	// the capacity of s will not over allocate s.attributes.
+	sum := len(attrs) + len(s.attributes)
+	s.attributes = slices.Grow(s.attributes, min(sum, limit))
 	for _, a := range attrs {
 		if !a.Valid() {
 			// Drop all invalid attributes.
-			s.droppedAttributes++
+			s.addDroppedAttr(1)
 			continue
 		}
 
@@ -293,7 +303,7 @@ func (s *recordingSpan) addOverCapAttrs(limit int, attrs []attribute.KeyValue) {
 		if len(s.attributes) >= limit {
 			// Do not just drop all of the remaining attributes, make sure
 			// updates are checked and performed.
-			s.droppedAttributes++
+			s.addDroppedAttr(1)
 		} else {
 			a = truncateAttr(s.tracer.provider.spanLimits.AttributeValueLengthLimit, a)
 			s.attributes = append(s.attributes, a)
@@ -374,7 +384,7 @@ func (s *recordingSpan) End(options ...trace.SpanEndOption) {
 
 	// Store the end time as soon as possible to avoid artificially increasing
 	// the span's duration in case some operation below takes a while.
-	et := internal.MonotonicEndTime(s.startTime)
+	et := monotonicEndTime(s.startTime)
 
 	// Do relative expensive check now that we have an end time and see if we
 	// need to do any more processing.
@@ -425,6 +435,16 @@ func (s *recordingSpan) End(options ...trace.SpanEndOption) {
 	}
 }
 
+// monotonicEndTime returns the end time at present but offset from start,
+// monotonically.
+//
+// The monotonic clock is used in subtractions hence the duration since start
+// added back to start gives end as a monotonic time. See
+// https://golang.org/pkg/time/#hdr-Monotonic_Clocks
+func monotonicEndTime(start time.Time) time.Time {
+	return start.Add(time.Since(start))
+}
+
 // RecordError will record err as a span event for this span. An additional call to
 // SetStatus is required if the Status of the Span should be set to Error, this method
 // does not change the Span status. If this span is not being recorded or err is nil
@@ -592,7 +612,7 @@ func (s *recordingSpan) Links() []Link {
 	if len(s.links.queue) == 0 {
 		return []Link{}
 	}
-	return s.interfaceArrayToLinksArray()
+	return s.links.copy()
 }
 
 // Events returns the events of this span.
@@ -602,7 +622,7 @@ func (s *recordingSpan) Events() []Event {
 	if len(s.events.queue) == 0 {
 		return []Event{}
 	}
-	return s.interfaceArrayToEventArray()
+	return s.events.copy()
 }
 
 // Status returns the status of this span.
@@ -636,8 +656,12 @@ func (s *recordingSpan) Resource() *resource.Resource {
 	return s.tracer.provider.resource
 }
 
-func (s *recordingSpan) addLink(link trace.Link) {
-	if !s.IsRecording() || !link.SpanContext.IsValid() {
+func (s *recordingSpan) AddLink(link trace.Link) {
+	if !s.IsRecording() {
+		return
+	}
+	if !link.SpanContext.IsValid() && len(link.Attributes) == 0 &&
+		link.SpanContext.TraceState().Len() == 0 {
 		return
 	}
 
@@ -720,32 +744,16 @@ func (s *recordingSpan) snapshot() ReadOnlySpan {
 	}
 	sd.droppedAttributeCount = s.droppedAttributes
 	if len(s.events.queue) > 0 {
-		sd.events = s.interfaceArrayToEventArray()
+		sd.events = s.events.copy()
 		sd.droppedEventCount = s.events.droppedCount
 	}
 	if len(s.links.queue) > 0 {
-		sd.links = s.interfaceArrayToLinksArray()
+		sd.links = s.links.copy()
 		sd.droppedLinkCount = s.links.droppedCount
 	}
 	return &sd
 }
 
-func (s *recordingSpan) interfaceArrayToLinksArray() []Link {
-	linkArr := make([]Link, 0)
-	for _, value := range s.links.queue {
-		linkArr = append(linkArr, value.(Link))
-	}
-	return linkArr
-}
-
-func (s *recordingSpan) interfaceArrayToEventArray() []Event {
-	eventArr := make([]Event, 0)
-	for _, value := range s.events.queue {
-		eventArr = append(eventArr, value.(Event))
-	}
-	return eventArr
-}
-
 func (s *recordingSpan) addChild() {
 	if !s.IsRecording() {
 		return
@@ -810,6 +818,9 @@ func (nonRecordingSpan) RecordError(error, ...trace.EventOption) {}
 // AddEvent does nothing.
 func (nonRecordingSpan) AddEvent(string, ...trace.EventOption) {}
 
+// AddLink does nothing.
+func (nonRecordingSpan) AddLink(trace.Link) {}
+
 // SetName does nothing.
 func (nonRecordingSpan) SetName(string) {}
 

vendor/go.opentelemetry.io/otel/sdk/trace/span_exporter.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 

vendor/go.opentelemetry.io/otel/sdk/trace/span_limits.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 

vendor/go.opentelemetry.io/otel/sdk/trace/span_processor.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 

vendor/go.opentelemetry.io/otel/sdk/trace/tracer.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"
 
@@ -143,13 +132,13 @@ func (tr *tracer) newRecordingSpan(psc, sc trace.SpanContext, name string, sr Sa
 		spanKind:    trace.ValidateSpanKind(config.SpanKind()),
 		name:        name,
 		startTime:   startTime,
-		events:      newEvictedQueue(tr.provider.spanLimits.EventCountLimit),
-		links:       newEvictedQueue(tr.provider.spanLimits.LinkCountLimit),
+		events:      newEvictedQueueEvent(tr.provider.spanLimits.EventCountLimit),
+		links:       newEvictedQueueLink(tr.provider.spanLimits.LinkCountLimit),
 		tracer:      tr,
 	}
 
 	for _, l := range config.Links() {
-		s.addLink(l)
+		s.AddLink(l)
 	}
 
 	s.SetAttributes(sr.Attributes...)

vendor/go.opentelemetry.io/otel/sdk/trace/version.go

@@ -1,16 +1,5 @@
 // Copyright The 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.
+// SPDX-License-Identifier: Apache-2.0
 
 package trace // import "go.opentelemetry.io/otel/sdk/trace"