feat: adding instrumentation support for mongo-driver/v2

CHANGELOG.md

@@ -21,6 +21,7 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 - Allow configuring samplers in `go.opentelemetry.io/contrib/otelconf`. (#7148)
 - Slog log bridge now sets `SeverityText` attribute using source value in `go.opentelemetry.io/contrib/bridges/otelslog`. (#7198)
 - Add `http.route` metric attribute in `go.opentelemetry.io/contrib/instrumentation/github.com/gin-gonic/gin/otelgin`. (#7275)
+- Add instrumentation support for `go.mongodb.org/mongo-driver/v2` in `go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/v2/mongo/otelmongo`. (#6539)
 
 ### Changed
 

CODEOWNERS

@@ -47,6 +47,7 @@ instrumentation/github.com/gin-gonic/gin/otelgin/                       @open-te
 instrumentation/github.com/gorilla/mux/otelmux/                         @open-telemetry/go-approvers @akats7
 instrumentation/github.com/labstack/echo/otelecho/                      @open-telemetry/go-approvers @scorpionknifes
 instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo/            @open-telemetry/go-approvers @prestonvasquez
+instrumentation/go.mongodb.org/mongo-driver/v2/mongo/otelmongo/         @open-telemetry/go-approvers @prestonvasquez
 instrumentation/google.golang.org/grpc/otelgrpc/                        @open-telemetry/go-approvers @dashpole
 
 instrumentation/host/                                                   @open-telemetry/go-approvers @dmathieu

instrumentation/README.md

@@ -48,6 +48,7 @@ The following instrumentation packages are provided for popular Go packages and
 | [github.com/gorilla/mux](./github.com/gorilla/mux/otelmux) |  | ✓ |
 | [github.com/labstack/echo](./github.com/labstack/echo/otelecho) |  | ✓ |
 | [go.mongodb.org/mongo-driver](./go.mongodb.org/mongo-driver/mongo/otelmongo) |  | ✓ |
+| [go.mongodb.org/mongo-driver/v2](./go.mongodb.org/mongo-driver/v2/mongo/otelmongo) |  | ✓ |
 | [google.golang.org/grpc](./google.golang.org/grpc/otelgrpc) | ✓ | ✓ |
 | [host](./host) | ✓ |  |
 | [net/http](./net/http/otelhttp) | ✓ | ✓ |

instrumentation/go.mongodb.org/mongo-driver/v2/mongo/otelmongo/config.go

@@ -0,0 +1,68 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package otelmongo // import "go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/v2/mongo/otelmongo"
+
+import (
+	"go.opentelemetry.io/otel"
+	"go.opentelemetry.io/otel/trace"
+)
+
+// ScopeName is the instrumentation scope name.
+const ScopeName = "go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/v2/mongo/otelmongo"
+
+// config is used to configure the mongo tracer.
+type config struct {
+	TracerProvider trace.TracerProvider
+
+	Tracer trace.Tracer
+
+	CommandAttributeDisabled bool
+}
+
+// newConfig returns a config with all Options set.
+func newConfig(opts ...Option) config {
+	cfg := config{
+		TracerProvider:           otel.GetTracerProvider(),
+		CommandAttributeDisabled: true,
+	}
+	for _, opt := range opts {
+		opt.apply(&cfg)
+	}
+
+	cfg.Tracer = cfg.TracerProvider.Tracer(
+		ScopeName,
+		trace.WithInstrumentationVersion(Version()),
+	)
+	return cfg
+}
+
+// Option specifies instrumentation configuration options.
+type Option interface {
+	apply(*config)
+}
+
+type optionFunc func(*config)
+
+func (o optionFunc) apply(c *config) {
+	o(c)
+}
+
+// WithTracerProvider specifies a tracer provider to use for creating a tracer.
+// If none is specified, the global provider is used.
+func WithTracerProvider(provider trace.TracerProvider) Option {
+	return optionFunc(func(cfg *config) {
+		if provider != nil {
+			cfg.TracerProvider = provider
+		}
+	})
+}
+
+// WithCommandAttributeDisabled specifies if the MongoDB command is added as an attribute to Spans or not.
+// This is disabled by default and the MongoDB command will not be added as an attribute
+// to Spans if this option is not provided.
+func WithCommandAttributeDisabled(disabled bool) Option {
+	return optionFunc(func(cfg *config) {
+		cfg.CommandAttributeDisabled = disabled
+	})
+}

instrumentation/go.mongodb.org/mongo-driver/v2/mongo/otelmongo/doc.go

@@ -0,0 +1,11 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+// Package otelmongo instruments go.mongodb.org/mongo-driver/v2/mongo.
+//
+// `NewMonitor` will return an event.CommandMonitor which is used to trace
+// requests.
+//
+// This code was originally based on the following:
+// - https://github.com/open-telemetry/opentelemetry-go-contrib/tree/323e373a6c15ae310bdd0617e3ed52d8cb8e4e6f/instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo
+package otelmongo // import "go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/v2/mongo/otelmongo"

instrumentation/go.mongodb.org/mongo-driver/v2/mongo/otelmongo/example_test.go

@@ -0,0 +1,47 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package otelmongo_test
+
+import (
+	"context"
+
+	"go.mongodb.org/mongo-driver/v2/bson"
+	"go.mongodb.org/mongo-driver/v2/mongo"
+	"go.mongodb.org/mongo-driver/v2/mongo/options"
+
+	"go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/v2/mongo/otelmongo"
+)
+
+func Example() {
+	// connect to MongoDB
+	opts := options.Client()
+	opts.Monitor = otelmongo.NewMonitor()
+	opts.ApplyURI("mongodb://localhost:27017")
+	client, err := mongo.Connect(opts)
+	if err != nil {
+		panic(err)
+	}
+
+	defer func() {
+		if err := client.Disconnect(context.TODO()); err != nil {
+			panic(err)
+		}
+	}()
+	db := client.Database("example")
+	inventory := db.Collection("inventory")
+
+	_, err = inventory.InsertOne(context.TODO(), bson.D{
+		{Key: "item", Value: "canvas"},
+		{Key: "qty", Value: 100},
+		{Key: "attributes", Value: bson.A{"cotton"}},
+		{Key: "size", Value: bson.D{
+			{Key: "h", Value: 28},
+			{Key: "w", Value: 35.5},
+			{Key: "uom", Value: "cm"},
+		}},
+	})
+	if err != nil {
+		panic(err)
+	}
+}

instrumentation/go.mongodb.org/mongo-driver/v2/mongo/otelmongo/go.mod

@@ -0,0 +1,32 @@
+module go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/v2/mongo/otelmongo
+
+go 1.23.0
+
+require (
+	github.com/stretchr/testify v1.10.0
+	go.mongodb.org/mongo-driver/v2 v2.0.0
+	go.opentelemetry.io/otel v1.35.0
+	go.opentelemetry.io/otel/sdk v1.33.0
+	go.opentelemetry.io/otel/trace v1.35.0
+)
+
+require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/go-logr/logr v1.4.2 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/golang/snappy v0.0.4 // indirect
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/klauspost/compress v1.17.11 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/xdg-go/pbkdf2 v1.0.0 // indirect
+	github.com/xdg-go/scram v1.1.2 // indirect
+	github.com/xdg-go/stringprep v1.0.4 // indirect
+	github.com/youmark/pkcs8 v0.0.0-20240726163527-a2c0da244d78 // indirect
+	go.opentelemetry.io/auto/sdk v1.1.0 // indirect
+	go.opentelemetry.io/otel/metric v1.35.0 // indirect
+	golang.org/x/crypto v0.31.0 // indirect
+	golang.org/x/sync v0.10.0 // indirect
+	golang.org/x/sys v0.28.0 // indirect
+	golang.org/x/text v0.21.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)

instrumentation/go.mongodb.org/mongo-driver/v2/mongo/otelmongo/go.sum

@@ -0,0 +1,82 @@
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