[cmd/telemetrygen] remove go-grpc-middleware dep (#37103)

This PR removes a dependency that needed to be updated anyways. This
uses the same method we use in core for setting the grpc logger using
grpclog directly.

---------

Signed-off-by: Alex Boten <[email protected]>

.chloggen/renovate_github.com-grpc-ecosystem-go-grpc-middleware-2.x.yaml

@@ -0,0 +1,27 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: enhancement
+
+# The name of the component, or a single word describing the area of concern, (e.g. filelogreceiver)
+component: telemetrygen
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Remove go-grpc-middleware dependency
+
+# Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists.
+issues: [37103]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext:
+
+# If your change doesn't affect end users or the exported elements of any package,
+# you should instead start your pull request title with [chore] or use the "Skip Changelog" label.
+# Optional: The change log or logs in which this entry should be included.
+# e.g. '[user]' or '[user, api]'
+# Include 'user' if the change is relevant to end users.
+# Include 'api' if there is a change to a library API.
+# Default: '[user]'
+change_logs: []

cmd/telemetrygen/go.mod

@@ -3,7 +3,6 @@ module github.com/open-telemetry/opentelemetry-collector-contrib/cmd/telemetryge
 go 1.22.7
 
 require (
-	github.com/grpc-ecosystem/go-grpc-middleware v1.4.0
 	github.com/spf13/cobra v1.8.1
 	github.com/spf13/pflag v1.0.5
 	github.com/stretchr/testify v1.10.0
@@ -36,7 +35,6 @@ require (
 	github.com/go-logr/logr v1.4.2 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
-	github.com/golang/protobuf v1.5.4 // indirect
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.25.1 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect

cmd/telemetrygen/internal/common/log.go

@@ -6,8 +6,10 @@ package common
 import (
 	"fmt"
 
-	grpcZap "github.com/grpc-ecosystem/go-grpc-middleware/logging/zap"
 	"go.uber.org/zap"
+	"go.uber.org/zap/zapcore"
+	"go.uber.org/zap/zapgrpc"
+	"google.golang.org/grpc/grpclog"
 )
 
 // CreateLogger creates a logger for use by telemetrygen
@@ -16,10 +18,12 @@ func CreateLogger(skipSettingGRPCLogger bool) (*zap.Logger, error) {
 	if err != nil {
 		return nil, fmt.Errorf("failed to obtain logger: %w", err)
 	}
+
 	if !skipSettingGRPCLogger {
-		grpcZap.ReplaceGrpcLoggerV2WithVerbosity(logger.WithOptions(
-			zap.AddCallerSkip(3),
-		), 1) // set to warn verbosity to avoid copious logging from grpc framework
+		grpcLogger := zapgrpc.NewLogger(logger.WithOptions(zap.WrapCore(func(core zapcore.Core) zapcore.Core {
+			return core.With([]zapcore.Field{zap.Bool("grpc_log", true)})
+		}), zap.AddCallerSkip(3)))
+		grpclog.SetLoggerV2(grpcLogger)
 	}
 	return logger, err
 }