Add GRPC Client support for opentelemetry (#5699)

CHANGELOG.md

@@ -70,6 +70,7 @@ Here is an overview of all new **experimental** features:
 - **General**: Add active trigger name in ScaledObject's scale out event ([#5577](https://github.com/kedacore/keda/issues/5577))
 - **General**: Add command-line flag in Adapter to allow override of gRPC Authority Header ([#5449](https://github.com/kedacore/keda/issues/5449))
 - **General**: Add GRPC Client and Server metrics ([#5502](https://github.com/kedacore/keda/issues/5502))
+- **General**: Add GRPC Client support for opentelemetry ([#5698](https://github.com/kedacore/keda/issues/5698))
 - **General**: Add OPENTELEMETRY flag in e2e test YAML ([#5375](https://github.com/kedacore/keda/issues/5375))
 - **General**: Add support for cross tenant/cloud authentication when using Azure Workload Identity for TriggerAuthentication ([#5441](https://github.com/kedacore/keda/issues/5441))
 - **General**: Add `validations.keda.sh/hpa-ownership` annotation to HPA to disable ownership validation ([#5516](https://github.com/kedacore/keda/issues/5516))

go.mod

@@ -4,7 +4,7 @@ go 1.21
 
 require (
 	cloud.google.com/go/compute/metadata v0.2.3
-	cloud.google.com/go/monitoring v1.17.1
+	cloud.google.com/go/monitoring v1.18.0
 	cloud.google.com/go/secretmanager v1.11.5
 	cloud.google.com/go/storage v1.37.0
 	dario.cat/mergo v1.0.0
@@ -78,23 +78,24 @@ require (
 	github.com/segmentio/kafka-go/sasl/aws_msk_iam_v2 v0.1.0
 	github.com/spf13/cast v1.6.0
 	github.com/spf13/pflag v1.0.5
-	github.com/stretchr/testify v1.8.4
+	github.com/stretchr/testify v1.9.0
 	github.com/tidwall/gjson v1.17.0
 	github.com/xdg/scram v1.0.5
 	github.com/xhit/go-str2duration/v2 v2.1.0
 	github.com/youmark/pkcs8 v0.0.0-20201027041543-1326539a0a0a
 	go.etcd.io/etcd/client/v3 v3.5.12
 	go.mongodb.org/mongo-driver v1.13.1
-	go.opentelemetry.io/otel v1.22.0
+	go.opentelemetry.io/otel v1.25.0
+	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v0.0.0-00010101000000-000000000000
 	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetrichttp v0.45.0
-	go.opentelemetry.io/otel/metric v1.22.0
+	go.opentelemetry.io/otel/metric v1.25.0
 	go.uber.org/mock v0.4.0
 	golang.org/x/oauth2 v0.16.0
 	golang.org/x/sync v0.6.0
-	google.golang.org/api v0.161.0
-	google.golang.org/grpc v1.61.0
+	google.golang.org/api v0.162.0
+	google.golang.org/grpc v1.63.0
 	google.golang.org/grpc/cmd/protoc-gen-go-grpc v1.3.0
-	google.golang.org/protobuf v1.32.0
+	google.golang.org/protobuf v1.33.0
 	k8s.io/api v0.29.1
 	k8s.io/apimachinery v0.29.1
 	k8s.io/apiserver v0.29.1
@@ -137,6 +138,9 @@ replace (
 	github.com/dgrijalva/jwt-go => github.com/golang-jwt/jwt/v4 v4.4.0
 	github.com/golang-jwt/jwt/v4 => github.com/golang-jwt/jwt/v4 v4.5.0
 
+	// opentelemetry cannot update to 1.25.0 according to the dependencies of google.golang.org/grpc
+	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc => go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.24.0
+
 	// https://avd.aquasec.com/nvd/2022/cve-2022-27191/
 	golang.org/x/crypto => golang.org/x/crypto v0.17.0
 
@@ -155,8 +159,8 @@ replace (
 
 require (
 	cloud.google.com/go v0.112.0 // indirect
-	cloud.google.com/go/compute v1.23.3 // indirect
-	cloud.google.com/go/iam v1.1.5 // indirect
+	cloud.google.com/go/compute v1.24.0 // indirect
+	cloud.google.com/go/iam v1.1.6 // indirect
 	code.cloudfoundry.org/clock v1.1.0 // indirect
 	github.com/Azure/azure-pipeline-go v0.2.3 // indirect
 	github.com/Azure/azure-sdk-for-go/sdk/internal v1.5.2 // indirect
@@ -192,7 +196,7 @@ require (
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/blang/semver/v4 v4.0.0 // indirect
 	github.com/cenkalti/backoff/v3 v3.2.2 // indirect
-	github.com/cenkalti/backoff/v4 v4.2.1 // indirect
+	github.com/cenkalti/backoff/v4 v4.3.0 // indirect
 	github.com/cespare/xxhash/v2 v2.2.0 // indirect
 	github.com/cloudflare/circl v1.3.7 // indirect
 	github.com/coreos/go-semver v0.3.1 // indirect
@@ -303,7 +307,7 @@ require (
 	github.com/spf13/afero v1.11.0 // indirect
 	github.com/spf13/cobra v1.8.0 // indirect
 	github.com/stoewer/go-strcase v1.3.0 // indirect
-	github.com/stretchr/objx v0.5.1 // indirect
+	github.com/stretchr/objx v0.5.2 // indirect
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.1 // indirect
 	github.com/tomnomnom/linkheader v0.0.0-20180905144013-02ca5825eb80 // indirect
@@ -324,30 +328,30 @@ require (
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.47.0 // indirect
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.22.0 // indirect
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.22.0 // indirect
-	go.opentelemetry.io/otel/sdk v1.22.0 // indirect
-	go.opentelemetry.io/otel/sdk/metric v1.22.0
-	go.opentelemetry.io/otel/trace v1.22.0 // indirect
+	go.opentelemetry.io/otel/sdk v1.25.0 // indirect
+	go.opentelemetry.io/otel/sdk/metric v1.25.0
+	go.opentelemetry.io/otel/trace v1.25.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.1.0 // indirect
 	go.starlark.net v0.0.0-20231121155337-90ade8b19d09 // indirect
 	go.uber.org/atomic v1.11.0 // indirect
 	go.uber.org/automaxprocs v1.5.3
 	go.uber.org/multierr v1.11.0 // indirect
 	go.uber.org/zap v1.26.0 // indirect
 	golang.org/x/crypto v0.19.0
-	golang.org/x/exp v0.0.0-20240112132812-db7319d0e0e3 // indirect
+	golang.org/x/exp v0.0.0-20240112132812-db7319d0e0e3
 	golang.org/x/mod v0.14.0 // indirect
-	golang.org/x/net v0.21.0 // indirect
-	golang.org/x/sys v0.16.0 // indirect
+	golang.org/x/net v0.23.0 // indirect
+	golang.org/x/sys v0.18.0 // indirect
 	golang.org/x/term v0.16.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	golang.org/x/time v0.5.0 // indirect
 	golang.org/x/tools v0.17.0 // indirect
 	golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 // indirect
 	gomodules.xyz/jsonpatch/v2 v2.4.0 // indirect
 	google.golang.org/appengine v1.6.8 // indirect
-	google.golang.org/genproto v0.0.0-20240116215550-a9fa1716bcac // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20240125205218-1f4bbc51befe // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20240125205218-1f4bbc51befe // indirect
+	google.golang.org/genproto v0.0.0-20240213162025-012b6fc9bca9 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20240227224415-6ceb2ff114de // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20240401170217-c3f982113cda // indirect
 	gopkg.in/evanphx/json-patch.v5 v5.8.1 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/natefinch/lumberjack.v2 v2.2.1 // indirect