build: go 1.24

We were running behind and there were quite some deprecations to update.
This was mostly in the upstream copy/pasta package but seems quite
minimal.

vendor/go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/handler.go

@@ -12,6 +12,7 @@ import (
 	"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/request"
 	"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/semconv"
 	"go.opentelemetry.io/otel"
+	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/propagation"
 	"go.opentelemetry.io/otel/trace"
 )
@@ -21,15 +22,16 @@ type middleware struct {
 	operation string
 	server    string
 
-	tracer            trace.Tracer
-	propagators       propagation.TextMapPropagator
-	spanStartOptions  []trace.SpanStartOption
-	readEvent         bool
-	writeEvent        bool
-	filters           []Filter
-	spanNameFormatter func(string, *http.Request) string
-	publicEndpoint    bool
-	publicEndpointFn  func(*http.Request) bool
+	tracer             trace.Tracer
+	propagators        propagation.TextMapPropagator
+	spanStartOptions   []trace.SpanStartOption
+	readEvent          bool
+	writeEvent         bool
+	filters            []Filter
+	spanNameFormatter  func(string, *http.Request) string
+	publicEndpoint     bool
+	publicEndpointFn   func(*http.Request) bool
+	metricAttributesFn func(*http.Request) []attribute.KeyValue
 
 	semconv semconv.HTTPServer
 }
@@ -79,6 +81,7 @@ func (h *middleware) configure(c *config) {
 	h.publicEndpointFn = c.PublicEndpointFn
 	h.server = c.ServerName
 	h.semconv = semconv.NewHTTPServer(c.Meter)
+	h.metricAttributesFn = c.MetricAttributesFn
 }
 
 // serveHTTP sets up tracing and calls the given next http.Handler with the span
@@ -189,14 +192,16 @@ func (h *middleware) serveHTTP(w http.ResponseWriter, r *http.Request, next http
 	// Use floating point division here for higher precision (instead of Millisecond method).
 	elapsedTime := float64(time.Since(requestStartTime)) / float64(time.Millisecond)
 
+	metricAttributes := semconv.MetricAttributes{
+		Req:                  r,
+		StatusCode:           statusCode,
+		AdditionalAttributes: append(labeler.Get(), h.metricAttributesFromRequest(r)...),
+	}
+
 	h.semconv.RecordMetrics(ctx, semconv.ServerMetricData{
-		ServerName:   h.server,
-		ResponseSize: bytesWritten,
-		MetricAttributes: semconv.MetricAttributes{
-			Req:                  r,
-			StatusCode:           statusCode,
-			AdditionalAttributes: labeler.Get(),
-		},
+		ServerName:       h.server,
+		ResponseSize:     bytesWritten,
+		MetricAttributes: metricAttributes,
 		MetricData: semconv.MetricData{
 			RequestSize: bw.BytesRead(),
 			ElapsedTime: elapsedTime,
@@ -204,6 +209,14 @@ func (h *middleware) serveHTTP(w http.ResponseWriter, r *http.Request, next http
 	})
 }
 
+func (h *middleware) metricAttributesFromRequest(r *http.Request) []attribute.KeyValue {
+	var attributeForRequest []attribute.KeyValue
+	if h.metricAttributesFn != nil {
+		attributeForRequest = h.metricAttributesFn(r)
+	}
+	return attributeForRequest
+}
+
 // WithRouteTag annotates spans and metrics with the provided route name
 // with HTTP route attribute.
 func WithRouteTag(route string, h http.Handler) http.Handler {

vendor/go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/request/body_wrapper.go

@@ -1,3 +1,6 @@
+// Code created by gotmpl. DO NOT MODIFY.
+// source: internal/shared/request/body_wrapper.go.tmpl
+
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 

vendor/go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/request/gen.go

@@ -0,0 +1,10 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package request // import "go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/request"
+
+// Generate request package:
+//go:generate gotmpl --body=../../../../../../internal/shared/request/body_wrapper.go.tmpl "--data={}" --out=body_wrapper.go
+//go:generate gotmpl --body=../../../../../../internal/shared/request/body_wrapper_test.go.tmpl "--data={}" --out=body_wrapper_test.go
+//go:generate gotmpl --body=../../../../../../internal/shared/request/resp_writer_wrapper.go.tmpl "--data={}" --out=resp_writer_wrapper.go
+//go:generate gotmpl --body=../../../../../../internal/shared/request/resp_writer_wrapper_test.go.tmpl "--data={}" --out=resp_writer_wrapper_test.go

vendor/go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/request/resp_writer_wrapper.go

@@ -1,3 +1,6 @@
+// Code created by gotmpl. DO NOT MODIFY.
+// source: internal/shared/request/resp_writer_wrapper.go.tmpl
+
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 

vendor/go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/semconv/env.go

@@ -1,3 +1,6 @@
+// Code created by gotmpl. DO NOT MODIFY.
+// source: internal/shared/semconv/env.go.tmpl
+
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
@@ -16,6 +19,10 @@ import (
 	"go.opentelemetry.io/otel/metric"
 )
 
+// OTelSemConvStabilityOptIn is an environment variable.
+// That can be set to "old" or "http/dup" to opt into the new HTTP semantic conventions.
+const OTelSemConvStabilityOptIn = "OTEL_SEMCONV_STABILITY_OPT_IN"
+
 type ResponseTelemetry struct {
 	StatusCode int
 	ReadBytes  int64
@@ -31,6 +38,11 @@ type HTTPServer struct {
 	requestBytesCounter  metric.Int64Counter
 	responseBytesCounter metric.Int64Counter
 	serverLatencyMeasure metric.Float64Histogram
+
+	// New metrics
+	requestBodySizeHistogram  metric.Int64Histogram
+	responseBodySizeHistogram metric.Int64Histogram
+	requestDurationHistogram  metric.Float64Histogram
 }
 
 // RequestTraceAttrs returns trace attributes for an HTTP request received by a
@@ -56,6 +68,15 @@ func (s HTTPServer) RequestTraceAttrs(server string, req *http.Request) []attrib
 	return OldHTTPServer{}.RequestTraceAttrs(server, req)
 }
 
+func (s HTTPServer) NetworkTransportAttr(network string) []attribute.KeyValue {
+	if s.duplicate {
+		return append([]attribute.KeyValue{OldHTTPServer{}.NetworkTransportAttr(network)}, CurrentHTTPServer{}.NetworkTransportAttr(network))
+	}
+	return []attribute.KeyValue{
+		OldHTTPServer{}.NetworkTransportAttr(network),
+	}
+}
+
 // ResponseTraceAttrs returns trace attributes for telemetry from an HTTP response.
 //
 // If any of the fields in the ResponseTelemetry are not set the attribute will be omitted.
@@ -103,38 +124,56 @@ type MetricData struct {
 	ElapsedTime float64
 }
 
-var metricAddOptionPool = &sync.Pool{
-	New: func() interface{} {
-		return &[]metric.AddOption{}
-	},
-}
-
-func (s HTTPServer) RecordMetrics(ctx context.Context, md ServerMetricData) {
-	if s.requestBytesCounter == nil || s.responseBytesCounter == nil || s.serverLatencyMeasure == nil {
-		// This will happen if an HTTPServer{} is used instead of NewHTTPServer.
-		return
+var (
+	metricAddOptionPool = &sync.Pool{
+		New: func() interface{} {
+			return &[]metric.AddOption{}
+		},
 	}
 
-	attributes := OldHTTPServer{}.MetricAttributes(md.ServerName, md.Req, md.StatusCode, md.AdditionalAttributes)
-	o := metric.WithAttributeSet(attribute.NewSet(attributes...))
-	addOpts := metricAddOptionPool.Get().(*[]metric.AddOption)
-	*addOpts = append(*addOpts, o)
-	s.requestBytesCounter.Add(ctx, md.RequestSize, *addOpts...)
-	s.responseBytesCounter.Add(ctx, md.ResponseSize, *addOpts...)
-	s.serverLatencyMeasure.Record(ctx, md.ElapsedTime, o)
-	*addOpts = (*addOpts)[:0]
-	metricAddOptionPool.Put(addOpts)
+	metricRecordOptionPool = &sync.Pool{
+		New: func() interface{} {
+			return &[]metric.RecordOption{}
+		},
+	}
+)
 
-	// TODO: Duplicate Metrics
+func (s HTTPServer) RecordMetrics(ctx context.Context, md ServerMetricData) {
+	if s.requestBytesCounter != nil && s.responseBytesCounter != nil && s.serverLatencyMeasure != nil {
+		attributes := OldHTTPServer{}.MetricAttributes(md.ServerName, md.Req, md.StatusCode, md.AdditionalAttributes)
+		o := metric.WithAttributeSet(attribute.NewSet(attributes...))
+		addOpts := metricAddOptionPool.Get().(*[]metric.AddOption)
+		*addOpts = append(*addOpts, o)
+		s.requestBytesCounter.Add(ctx, md.RequestSize, *addOpts...)
+		s.responseBytesCounter.Add(ctx, md.ResponseSize, *addOpts...)
+		s.serverLatencyMeasure.Record(ctx, md.ElapsedTime, o)
+		*addOpts = (*addOpts)[:0]
+		metricAddOptionPool.Put(addOpts)
+	}
+
+	if s.duplicate && s.requestDurationHistogram != nil && s.requestBodySizeHistogram != nil && s.responseBodySizeHistogram != nil {
+		attributes := CurrentHTTPServer{}.MetricAttributes(md.ServerName, md.Req, md.StatusCode, md.AdditionalAttributes)
+		o := metric.WithAttributeSet(attribute.NewSet(attributes...))
+		recordOpts := metricRecordOptionPool.Get().(*[]metric.RecordOption)
+		*recordOpts = append(*recordOpts, o)
+		s.requestBodySizeHistogram.Record(ctx, md.RequestSize, *recordOpts...)
+		s.responseBodySizeHistogram.Record(ctx, md.ResponseSize, *recordOpts...)
+		s.requestDurationHistogram.Record(ctx, md.ElapsedTime, o)
+		*recordOpts = (*recordOpts)[:0]
+		metricRecordOptionPool.Put(recordOpts)
+	}
 }
 
 func NewHTTPServer(meter metric.Meter) HTTPServer {
-	env := strings.ToLower(os.Getenv("OTEL_SEMCONV_STABILITY_OPT_IN"))
+	env := strings.ToLower(os.Getenv(OTelSemConvStabilityOptIn))
 	duplicate := env == "http/dup"
 	server := HTTPServer{
 		duplicate: duplicate,
 	}
 	server.requestBytesCounter, server.responseBytesCounter, server.serverLatencyMeasure = OldHTTPServer{}.createMeasures(meter)
+	if duplicate {
+		server.requestBodySizeHistogram, server.responseBodySizeHistogram, server.requestDurationHistogram = CurrentHTTPServer{}.createMeasures(meter)
+	}
 	return server
 }
 
@@ -145,14 +184,23 @@ type HTTPClient struct {
 	requestBytesCounter  metric.Int64Counter
 	responseBytesCounter metric.Int64Counter
 	latencyMeasure       metric.Float64Histogram
+
+	// new metrics
+	requestBodySize metric.Int64Histogram
+	requestDuration metric.Float64Histogram
 }
 
 func NewHTTPClient(meter metric.Meter) HTTPClient {
-	env := strings.ToLower(os.Getenv("OTEL_SEMCONV_STABILITY_OPT_IN"))
+	env := strings.ToLower(os.Getenv(OTelSemConvStabilityOptIn))
+	duplicate := env == "http/dup"
 	client := HTTPClient{
-		duplicate: env == "http/dup",
+		duplicate: duplicate,
 	}
 	client.requestBytesCounter, client.responseBytesCounter, client.latencyMeasure = OldHTTPClient{}.createMeasures(meter)
+	if duplicate {
+		client.requestBodySize, client.requestDuration = CurrentHTTPClient{}.createMeasures(meter)
+	}
+
 	return client
 }
 
@@ -204,34 +252,56 @@ func (o MetricOpts) AddOptions() metric.AddOption {
 	return o.addOptions
 }
 
-func (c HTTPClient) MetricOptions(ma MetricAttributes) MetricOpts {
+func (c HTTPClient) MetricOptions(ma MetricAttributes) map[string]MetricOpts {
+	opts := map[string]MetricOpts{}
+
 	attributes := OldHTTPClient{}.MetricAttributes(ma.Req, ma.StatusCode, ma.AdditionalAttributes)
-	// TODO: Duplicate Metrics
 	set := metric.WithAttributeSet(attribute.NewSet(attributes...))
-	return MetricOpts{
+	opts["old"] = MetricOpts{
 		measurement: set,
 		addOptions:  set,
 	}
+
+	if c.duplicate {
+		attributes := CurrentHTTPClient{}.MetricAttributes(ma.Req, ma.StatusCode, ma.AdditionalAttributes)
+		set := metric.WithAttributeSet(attribute.NewSet(attributes...))
+		opts["new"] = MetricOpts{
+			measurement: set,
+			addOptions:  set,
+		}
+	}
+
+	return opts
 }
 
-func (s HTTPClient) RecordMetrics(ctx context.Context, md MetricData, opts MetricOpts) {
+func (s HTTPClient) RecordMetrics(ctx context.Context, md MetricData, opts map[string]MetricOpts) {
 	if s.requestBytesCounter == nil || s.latencyMeasure == nil {
 		// This will happen if an HTTPClient{} is used instead of NewHTTPClient().
 		return
 	}
 
-	s.requestBytesCounter.Add(ctx, md.RequestSize, opts.AddOptions())
-	s.latencyMeasure.Record(ctx, md.ElapsedTime, opts.MeasurementOption())
+	s.requestBytesCounter.Add(ctx, md.RequestSize, opts["old"].AddOptions())
+	s.latencyMeasure.Record(ctx, md.ElapsedTime, opts["old"].MeasurementOption())
 
-	// TODO: Duplicate Metrics
+	if s.duplicate {
+		s.requestBodySize.Record(ctx, md.RequestSize, opts["new"].MeasurementOption())
+		s.requestDuration.Record(ctx, md.ElapsedTime, opts["new"].MeasurementOption())
+	}
 }
 
-func (s HTTPClient) RecordResponseSize(ctx context.Context, responseData int64, opts metric.AddOption) {
+func (s HTTPClient) RecordResponseSize(ctx context.Context, responseData int64, opts map[string]MetricOpts) {
 	if s.responseBytesCounter == nil {
 		// This will happen if an HTTPClient{} is used instead of NewHTTPClient().
 		return
 	}
 
-	s.responseBytesCounter.Add(ctx, responseData, opts)
-	// TODO: Duplicate Metrics
+	s.responseBytesCounter.Add(ctx, responseData, opts["old"].AddOptions())
+}
+
+func (s HTTPClient) TraceAttributes(host string) []attribute.KeyValue {
+	if s.duplicate {
+		return append(OldHTTPClient{}.TraceAttributes(host), CurrentHTTPClient{}.TraceAttributes(host)...)
+	}
+
+	return OldHTTPClient{}.TraceAttributes(host)
 }

vendor/go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/semconv/gen.go

@@ -0,0 +1,14 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package semconv // import "go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/semconv"
+
+// Generate semconv package:
+//go:generate gotmpl --body=../../../../../../internal/shared/semconv/bench_test.go.tmpl "--data={ \"pkg\": \"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp\" }" --out=bench_test.go
+//go:generate gotmpl --body=../../../../../../internal/shared/semconv/env.go.tmpl "--data={ \"pkg\": \"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp\" }" --out=env.go
+//go:generate gotmpl --body=../../../../../../internal/shared/semconv/env_test.go.tmpl "--data={ \"pkg\": \"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp\" }" --out=env_test.go
+//go:generate gotmpl --body=../../../../../../internal/shared/semconv/httpconv.go.tmpl "--data={ \"pkg\": \"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp\" }" --out=httpconv.go
+//go:generate gotmpl --body=../../../../../../internal/shared/semconv/httpconv_test.go.tmpl "--data={ \"pkg\": \"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp\" }" --out=httpconv_test.go
+//go:generate gotmpl --body=../../../../../../internal/shared/semconv/util.go.tmpl "--data={ \"pkg\": \"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp\" }" --out=util.go
+//go:generate gotmpl --body=../../../../../../internal/shared/semconv/util_test.go.tmpl "--data={ \"pkg\": \"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp\" }" --out=util_test.go
+//go:generate gotmpl --body=../../../../../../internal/shared/semconv/v1.20.0.go.tmpl "--data={ \"pkg\": \"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp\" }" --out=v1.20.0.go

vendor/go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/semconv/httpconv.go

@@ -1,3 +1,6 @@
+// Code created by gotmpl. DO NOT MODIFY.
+// source: internal/shared/semconv/httpconv.go.tmpl
+
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
@@ -7,10 +10,13 @@ import (
 	"fmt"
 	"net/http"
 	"reflect"
+	"slices"
 	"strconv"
 	"strings"
 
 	"go.opentelemetry.io/otel/attribute"
+	"go.opentelemetry.io/otel/metric"
+	"go.opentelemetry.io/otel/metric/noop"
 	semconvNew "go.opentelemetry.io/otel/semconv/v1.26.0"
 )
 
@@ -135,6 +141,19 @@ func (n CurrentHTTPServer) RequestTraceAttrs(server string, req *http.Request) [
 	return attrs
 }
 
+func (o CurrentHTTPServer) NetworkTransportAttr(network string) attribute.KeyValue {
+	switch network {
+	case "tcp", "tcp4", "tcp6":
+		return semconvNew.NetworkTransportTCP
+	case "udp", "udp4", "udp6":
+		return semconvNew.NetworkTransportUDP
+	case "unix", "unixgram", "unixpacket":
+		return semconvNew.NetworkTransportUnix
+	default:
+		return semconvNew.NetworkTransportPipe
+	}
+}
+
 func (n CurrentHTTPServer) method(method string) (attribute.KeyValue, attribute.KeyValue) {
 	if method == "" {
 		return semconvNew.HTTPRequestMethodGet, attribute.KeyValue{}
@@ -199,6 +218,86 @@ func (n CurrentHTTPServer) Route(route string) attribute.KeyValue {
 	return semconvNew.HTTPRoute(route)
 }
 
+func (n CurrentHTTPServer) createMeasures(meter metric.Meter) (metric.Int64Histogram, metric.Int64Histogram, metric.Float64Histogram) {
+	if meter == nil {
+		return noop.Int64Histogram{}, noop.Int64Histogram{}, noop.Float64Histogram{}
+	}
+
+	var err error
+	requestBodySizeHistogram, err := meter.Int64Histogram(
+		semconvNew.HTTPServerRequestBodySizeName,
+		metric.WithUnit(semconvNew.HTTPServerRequestBodySizeUnit),
+		metric.WithDescription(semconvNew.HTTPServerRequestBodySizeDescription),
+	)
+	handleErr(err)
+
+	responseBodySizeHistogram, err := meter.Int64Histogram(
+		semconvNew.HTTPServerResponseBodySizeName,
+		metric.WithUnit(semconvNew.HTTPServerResponseBodySizeUnit),
+		metric.WithDescription(semconvNew.HTTPServerResponseBodySizeDescription),
+	)
+	handleErr(err)
+	requestDurationHistogram, err := meter.Float64Histogram(
+		semconvNew.HTTPServerRequestDurationName,
+		metric.WithUnit(semconvNew.HTTPServerRequestDurationUnit),
+		metric.WithDescription(semconvNew.HTTPServerRequestDurationDescription),
+	)
+	handleErr(err)
+
+	return requestBodySizeHistogram, responseBodySizeHistogram, requestDurationHistogram
+}
+
+func (n CurrentHTTPServer) MetricAttributes(server string, req *http.Request, statusCode int, additionalAttributes []attribute.KeyValue) []attribute.KeyValue {
+	num := len(additionalAttributes) + 3
+	var host string
+	var p int
+	if server == "" {
+		host, p = SplitHostPort(req.Host)
+	} else {
+		// Prioritize the primary server name.
+		host, p = SplitHostPort(server)
+		if p < 0 {
+			_, p = SplitHostPort(req.Host)
+		}
+	}
+	hostPort := requiredHTTPPort(req.TLS != nil, p)
+	if hostPort > 0 {
+		num++
+	}
+	protoName, protoVersion := netProtocol(req.Proto)
+	if protoName != "" {
+		num++
+	}
+	if protoVersion != "" {
+		num++
+	}
+
+	if statusCode > 0 {
+		num++
+	}
+
+	attributes := slices.Grow(additionalAttributes, num)
+	attributes = append(attributes,
+		semconvNew.HTTPRequestMethodKey.String(standardizeHTTPMethod(req.Method)),
+		n.scheme(req.TLS != nil),
+		semconvNew.ServerAddress(host))
+
+	if hostPort > 0 {
+		attributes = append(attributes, semconvNew.ServerPort(hostPort))
+	}
+	if protoName != "" {
+		attributes = append(attributes, semconvNew.NetworkProtocolName(protoName))
+	}
+	if protoVersion != "" {
+		attributes = append(attributes, semconvNew.NetworkProtocolVersion(protoVersion))
+	}
+
+	if statusCode > 0 {
+		attributes = append(attributes, semconvNew.HTTPResponseStatusCode(statusCode))
+	}
+	return attributes
+}
+
 type CurrentHTTPClient struct{}
 
 // RequestTraceAttrs returns trace attributes for an HTTP request made by a client.
@@ -343,6 +442,98 @@ func (n CurrentHTTPClient) method(method string) (attribute.KeyValue, attribute.
 	return semconvNew.HTTPRequestMethodGet, orig
 }
 
+func (n CurrentHTTPClient) createMeasures(meter metric.Meter) (metric.Int64Histogram, metric.Float64Histogram) {
+	if meter == nil {
+		return noop.Int64Histogram{}, noop.Float64Histogram{}
+	}
+
+	var err error
+	requestBodySize, err := meter.Int64Histogram(
+		semconvNew.HTTPClientRequestBodySizeName,
+		metric.WithUnit(semconvNew.HTTPClientRequestBodySizeUnit),
+		metric.WithDescription(semconvNew.HTTPClientRequestBodySizeDescription),
+	)
+	handleErr(err)
+
+	requestDuration, err := meter.Float64Histogram(
+		semconvNew.HTTPClientRequestDurationName,
+		metric.WithUnit(semconvNew.HTTPClientRequestDurationUnit),
+		metric.WithDescription(semconvNew.HTTPClientRequestDurationDescription),
+	)
+	handleErr(err)
+
+	return requestBodySize, requestDuration
+}
+
+func (n CurrentHTTPClient) MetricAttributes(req *http.Request, statusCode int, additionalAttributes []attribute.KeyValue) []attribute.KeyValue {
+	num := len(additionalAttributes) + 2
+	var h string
+	if req.URL != nil {
+		h = req.URL.Host
+	}
+	var requestHost string
+	var requestPort int
+	for _, hostport := range []string{h, req.Header.Get("Host")} {
+		requestHost, requestPort = SplitHostPort(hostport)
+		if requestHost != "" || requestPort > 0 {
+			break
+		}
+	}
+
+	port := requiredHTTPPort(req.URL != nil && req.URL.Scheme == "https", requestPort)
+	if port > 0 {
+		num++
+	}
+
+	protoName, protoVersion := netProtocol(req.Proto)
+	if protoName != "" {
+		num++
+	}
+	if protoVersion != "" {
+		num++
+	}
+
+	if statusCode > 0 {
+		num++
+	}
+
+	attributes := slices.Grow(additionalAttributes, num)
+	attributes = append(attributes,
+		semconvNew.HTTPRequestMethodKey.String(standardizeHTTPMethod(req.Method)),
+		semconvNew.ServerAddress(requestHost),
+		n.scheme(req.TLS != nil),
+	)
+
+	if port > 0 {
+		attributes = append(attributes, semconvNew.ServerPort(port))
+	}
+	if protoName != "" {
+		attributes = append(attributes, semconvNew.NetworkProtocolName(protoName))
+	}
+	if protoVersion != "" {
+		attributes = append(attributes, semconvNew.NetworkProtocolVersion(protoVersion))
+	}
+
+	if statusCode > 0 {
+		attributes = append(attributes, semconvNew.HTTPResponseStatusCode(statusCode))
+	}
+	return attributes
+}
+
+// Attributes for httptrace.
+func (n CurrentHTTPClient) TraceAttributes(host string) []attribute.KeyValue {
+	return []attribute.KeyValue{
+		semconvNew.ServerAddress(host),
+	}
+}
+
+func (n CurrentHTTPClient) scheme(https bool) attribute.KeyValue { // nolint:revive
+	if https {
+		return semconvNew.URLScheme("https")
+	}
+	return semconvNew.URLScheme("http")
+}
+
 func isErrorStatusCode(code int) bool {
 	return code >= 400 || code < 100
 }

vendor/go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/semconv/util.go

@@ -1,3 +1,6 @@
+// Code created by gotmpl. DO NOT MODIFY.
+// source: internal/shared/semconv/util.go.tmpl
+
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
@@ -75,7 +78,16 @@ func serverClientIP(xForwardedFor string) string {
 
 func netProtocol(proto string) (name string, version string) {
 	name, version, _ = strings.Cut(proto, "/")
-	name = strings.ToLower(name)
+	switch name {
+	case "HTTP":
+		name = "http"
+	case "QUIC":
+		name = "quic"
+	case "SPDY":
+		name = "spdy"
+	default:
+		name = strings.ToLower(name)
+	}
 	return name, version
 }
 
@@ -96,3 +108,13 @@ func handleErr(err error) {
 		otel.Handle(err)
 	}
 }
+
+func standardizeHTTPMethod(method string) string {
+	method = strings.ToUpper(method)
+	switch method {
+	case http.MethodConnect, http.MethodDelete, http.MethodGet, http.MethodHead, http.MethodOptions, http.MethodPatch, http.MethodPost, http.MethodPut, http.MethodTrace:
+	default:
+		method = "_OTHER"
+	}
+	return method
+}

vendor/go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/semconv/v1.20.0.go

@@ -1,3 +1,6 @@
+// Code created by gotmpl. DO NOT MODIFY.
+// source: internal/shared/semconv/v120.0.go.tmpl
+
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
@@ -8,7 +11,6 @@ import (
 	"io"
 	"net/http"
 	"slices"
-	"strings"
 
 	"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/semconvutil"
 	"go.opentelemetry.io/otel/attribute"
@@ -39,6 +41,10 @@ func (o OldHTTPServer) RequestTraceAttrs(server string, req *http.Request) []att
 	return semconvutil.HTTPServerRequest(server, req)
 }
 
+func (o OldHTTPServer) NetworkTransportAttr(network string) attribute.KeyValue {
+	return semconvutil.NetTransport(network)
+}
+
 // ResponseTraceAttrs returns trace attributes for telemetry from an HTTP response.
 //
 // If any of the fields in the ResponseTelemetry are not set the attribute will be omitted.
@@ -144,7 +150,7 @@ func (o OldHTTPServer) MetricAttributes(server string, req *http.Request, status
 
 	attributes := slices.Grow(additionalAttributes, n)
 	attributes = append(attributes,
-		standardizeHTTPMethodMetric(req.Method),
+		semconv.HTTPMethod(standardizeHTTPMethod(req.Method)),
 		o.scheme(req.TLS != nil),
 		semconv.NetHostName(host))
 
@@ -214,7 +220,7 @@ func (o OldHTTPClient) MetricAttributes(req *http.Request, statusCode int, addit
 
 	attributes := slices.Grow(additionalAttributes, n)
 	attributes = append(attributes,
-		standardizeHTTPMethodMetric(req.Method),
+		semconv.HTTPMethod(standardizeHTTPMethod(req.Method)),
 		semconv.NetPeerName(requestHost),
 	)
 
@@ -263,12 +269,9 @@ func (o OldHTTPClient) createMeasures(meter metric.Meter) (metric.Int64Counter,
 	return requestBytesCounter, responseBytesCounter, latencyMeasure
 }
 
-func standardizeHTTPMethodMetric(method string) attribute.KeyValue {
-	method = strings.ToUpper(method)
-	switch method {
-	case http.MethodConnect, http.MethodDelete, http.MethodGet, http.MethodHead, http.MethodOptions, http.MethodPatch, http.MethodPost, http.MethodPut, http.MethodTrace:
-	default:
-		method = "_OTHER"
+// Attributes for httptrace.
+func (c OldHTTPClient) TraceAttributes(host string) []attribute.KeyValue {
+	return []attribute.KeyValue{
+		semconv.NetHostName(host),
 	}
-	return semconv.HTTPMethod(method)
 }

vendor/go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/semconvutil/netconv.go

@@ -200,6 +200,15 @@ func splitHostPort(hostport string) (host string, port int) {
 
 func netProtocol(proto string) (name string, version string) {
 	name, version, _ = strings.Cut(proto, "/")
-	name = strings.ToLower(name)
+	switch name {
+	case "HTTP":
+		name = "http"
+	case "QUIC":
+		name = "quic"
+	case "SPDY":
+		name = "spdy"
+	default:
+		name = strings.ToLower(name)
+	}
 	return name, version
 }

vendor/go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/transport.go

@@ -153,7 +153,7 @@ func (t *Transport) RoundTrip(r *http.Request) (*http.Response, error) {
 
 	// For handling response bytes we leverage a callback when the client reads the http response
 	readRecordFunc := func(n int64) {
-		t.semconv.RecordResponseSize(ctx, n, metricOpts.AddOptions())
+		t.semconv.RecordResponseSize(ctx, n, metricOpts)
 	}
 
 	// traces

vendor/go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/version.go

@@ -5,7 +5,7 @@ package otelhttp // import "go.opentelemetry.io/contrib/instrumentation/net/http
 
 // Version is the current release version of the otelhttp instrumentation.
 func Version() string {
-	return "0.58.0"
+	return "0.60.0"
 	// This string is updated by the pre_release.sh script during release
 }