diff --git a/.gitignore b/.gitignore index 26fe98dcf..5643d942d 100644 --- a/.gitignore +++ b/.gitignore @@ -13,5 +13,7 @@ coverage.* /example/metric/collector/collector /example/metric/sdk/metrics /example/metric/sdk/sdk +/example/metric/otlpgrpc/otlpgrpc +/example/trace/otlpgrpc/otlpgrpc go.work go.work.sum \ No newline at end of file diff --git a/example/metric/otlpgrpc/example.go b/example/metric/otlpgrpc/example.go new file mode 100644 index 000000000..3958645ce --- /dev/null +++ b/example/metric/otlpgrpc/example.go @@ -0,0 +1,83 @@ +// Copyright 2024 Google LLC +// +// 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. + +package main + +import ( + "context" + "log" + + "go.opentelemetry.io/contrib/detectors/gcp" + "go.opentelemetry.io/otel/attribute" + "go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc" + "go.opentelemetry.io/otel/metric" + sdkmetric "go.opentelemetry.io/otel/sdk/metric" + "go.opentelemetry.io/otel/sdk/resource" + semconv "go.opentelemetry.io/otel/semconv/v1.21.0" + "google.golang.org/grpc" + "google.golang.org/grpc/credentials/oauth" +) + +func main() { + ctx := context.Background() + + creds, err := oauth.NewApplicationDefault(ctx) + if err != nil { + panic(err) + } + + res, err := resource.New( + ctx, + // Use the GCP resource detector to detect information about the GCP platform + resource.WithDetectors(gcp.NewDetector()), + // Keep the default detectors + resource.WithTelemetrySDK(), + // Add attributes from environment variables + resource.WithFromEnv(), + // Add your own custom attributes to identify your application + resource.WithAttributes( + semconv.ServiceNameKey.String("example-application"), + ), + ) + if err != nil { + panic(err) + } + + // Set endpoint with OTEL_EXPORTER_OTLP_ENDPOINT or OTEL_EXPORTER_OTLP_METRICS_ENDPOINT + metricExporter, err := otlpmetricgrpc.New(ctx, otlpmetricgrpc.WithDialOption(grpc.WithPerRPCCredentials(creds))) + if err != nil { + panic(err) + } + + meterProvider := sdkmetric.NewMeterProvider( + sdkmetric.WithResource(res), + sdkmetric.WithReader(sdkmetric.NewPeriodicReader(metricExporter)), + ) + + defer func() { + if err = meterProvider.Shutdown(ctx); err != nil { + log.Println(err) + } + }() + + meter := meterProvider.Meter("github.com/GoogleCloudPlatform/opentelemetry-operations-go/example/metric/otlpgrpc") + + // Register counter value + counter, err := meter.Int64Counter("counter-a") + if err != nil { + log.Fatalf("Failed to create counter: %v", err) + } + clabels := []attribute.KeyValue{attribute.Key("key").String("value")} + counter.Add(ctx, 100, metric.WithAttributes(clabels...)) +} diff --git a/example/metric/otlpgrpc/go.mod b/example/metric/otlpgrpc/go.mod new file mode 100644 index 000000000..d4ba0d698 --- /dev/null +++ b/example/metric/otlpgrpc/go.mod @@ -0,0 +1,34 @@ +module github.com/GoogleCloudPlatform/opentelemetry-operations-go/example/metric/otlpgrpc + +go 1.21 + +require ( + go.opentelemetry.io/contrib/detectors/gcp v1.23.0 + go.opentelemetry.io/otel v1.23.0 + go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.23.0 + go.opentelemetry.io/otel/metric v1.23.0 + go.opentelemetry.io/otel/sdk v1.23.0 + go.opentelemetry.io/otel/sdk/metric v1.23.0 + google.golang.org/grpc v1.61.0 +) + +require ( + cloud.google.com/go/compute v1.23.3 // indirect + cloud.google.com/go/compute/metadata v0.2.3 // indirect + github.com/GoogleCloudPlatform/opentelemetry-operations-go/detectors/gcp v1.21.0 // indirect + github.com/cenkalti/backoff/v4 v4.2.1 // indirect + github.com/go-logr/logr v1.4.1 // indirect + github.com/go-logr/stdr v1.2.2 // indirect + github.com/golang/protobuf v1.5.3 // indirect + github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.0 // indirect + go.opentelemetry.io/otel/trace v1.23.0 // indirect + go.opentelemetry.io/proto/otlp v1.1.0 // indirect + golang.org/x/net v0.19.0 // indirect + golang.org/x/oauth2 v0.15.0 // indirect + golang.org/x/sys v0.16.0 // indirect + golang.org/x/text v0.14.0 // indirect + google.golang.org/appengine v1.6.8 // indirect + google.golang.org/genproto/googleapis/api v0.0.0-20240102182953-50ed04b92917 // indirect + google.golang.org/genproto/googleapis/rpc v0.0.0-20240102182953-50ed04b92917 // indirect + google.golang.org/protobuf v1.32.0 // indirect +) diff --git a/example/metric/otlpgrpc/go.sum b/example/metric/otlpgrpc/go.sum new file mode 100644 index 000000000..74c4704c5 --- /dev/null +++ b/example/metric/otlpgrpc/go.sum @@ -0,0 +1,93 @@ +cloud.google.com/go/compute v1.23.3 h1:6sVlXXBmbd7jNX0Ipq0trII3e4n1/MsADLK6a+aiVlk= +cloud.google.com/go/compute v1.23.3/go.mod h1:VCgBUoMnIVIR0CscqQiPJLAG25E3ZRZMzcFZeQ+h8CI= +cloud.google.com/go/compute/metadata v0.2.3 h1:mg4jlk7mCAj6xXp9UJ4fjI9VUI5rubuGBW5aJ7UnBMY= +cloud.google.com/go/compute/metadata v0.2.3/go.mod h1:VAV5nSsACxMJvgaAuX6Pk2AawlZn8kiOGuCv6gTkwuA= +github.com/GoogleCloudPlatform/opentelemetry-operations-go/detectors/gcp v1.21.0 h1:aNyyrkRcLMWFum5qgYbXl6Ut+MMOmfH/kLjZJ5YJP/I= +github.com/GoogleCloudPlatform/opentelemetry-operations-go/detectors/gcp v1.21.0/go.mod h1:BEOBnuYVyPt9wxVRQqqpKUK9FXVcL2+LOjZ8apLa9ao= +github.com/cenkalti/backoff/v4 v4.2.1 h1:y4OZtCnogmCPw98Zjyt5a6+QwPLGkiQsYW5oUqylYbM= +github.com/cenkalti/backoff/v4 v4.2.1/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE= +github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= +github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= 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h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= +github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.0 h1:Wqo399gCIufwto+VfwCSvsnfGpF/w5E9CNxSwbpD6No= +github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.0/go.mod h1:qmOFXW2epJhM0qSnUUYpldc7gVz2KMQwJ/QYCDIa7XU= +github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= +github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= +github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk= +github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo= +github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY= +go.opentelemetry.io/contrib/detectors/gcp v1.23.0 h1:Hok18CXcaoO/eulR4QkPe5RSNakqQP1lxUkm8ZA0ECI= +go.opentelemetry.io/contrib/detectors/gcp v1.23.0/go.mod h1:DGFXmptiNVEKe1yfyznSv0ytW9tJocvSUvxXQFULSNA= +go.opentelemetry.io/otel v1.23.0 h1:Df0pqjqExIywbMCMTxkAwzjLZtRf+bBKLbUcpxO2C9E= 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+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= diff --git a/example/trace/otlpgrpc/example.go b/example/trace/otlpgrpc/example.go new file mode 100644 index 000000000..ff25211c2 --- /dev/null +++ b/example/trace/otlpgrpc/example.go @@ -0,0 +1,77 @@ +// Copyright 2019 OpenTelemetry Authors +// Copyright 2024 Google LLC +// +// 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. + +package main + +import ( + "context" + "fmt" + "log" + "time" + + "go.opentelemetry.io/otel" + "go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc" + sdktrace "go.opentelemetry.io/otel/sdk/trace" + semconv "go.opentelemetry.io/otel/semconv/v1.24.0" + "go.opentelemetry.io/otel/trace" + + "google.golang.org/grpc" + "google.golang.org/grpc/credentials/oauth" +) + +func initTracer() (func(), error) { + ctx := context.Background() + + creds, err := oauth.NewApplicationDefault(ctx) + if err != nil { + panic(err) + } + + exporter, err := otlptracegrpc.New(ctx, otlptracegrpc.WithDialOption(grpc.WithPerRPCCredentials(creds))) + if err != nil { + panic(err) + } + + tp := sdktrace.NewTracerProvider( + // For this example code we use sdktrace.AlwaysSample sampler to sample all traces. + // In a production application, use sdktrace.ProbabilitySampler with a desired probability. + sdktrace.WithSampler(sdktrace.AlwaysSample()), + sdktrace.WithBatcher(exporter)) + + otel.SetTracerProvider(tp) + return func() { + err := tp.Shutdown(context.Background()) + if err != nil { + fmt.Printf("error shutting down trace provider: %+v", err) + } + }, nil +} + +func main() { + shutdown, err := initTracer() + if err != nil { + log.Fatal(err) + } + defer shutdown() + tr := otel.Tracer("cloudtrace/example/client") + + ctx := context.Background() + fmt.Println("starting span...") + _, span := tr.Start(ctx, "test span", trace.WithAttributes(semconv.PeerServiceKey.String("ExampleService"))) + defer span.End() + defer fmt.Println("ending span.") + + time.Sleep(3 * time.Second) +} diff --git a/example/trace/otlpgrpc/go.mod b/example/trace/otlpgrpc/go.mod new file mode 100644 index 000000000..96f9118ce --- /dev/null +++ b/example/trace/otlpgrpc/go.mod @@ -0,0 +1,32 @@ +module github.com/GoogleCloudPlatform/opentelemetry-operations-go/example/trace/otlpgrpc + +go 1.21 + +require ( + go.opentelemetry.io/otel v1.23.1 + go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.23.1 + go.opentelemetry.io/otel/sdk v1.23.1 + go.opentelemetry.io/otel/trace v1.23.1 + google.golang.org/grpc v1.61.0 +) + +require ( + cloud.google.com/go/compute v1.23.3 // indirect + cloud.google.com/go/compute/metadata v0.2.3 // indirect + github.com/cenkalti/backoff/v4 v4.2.1 // indirect + github.com/go-logr/logr v1.4.1 // indirect + github.com/go-logr/stdr v1.2.2 // indirect + github.com/golang/protobuf v1.5.3 // indirect + github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.0 // indirect + go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.23.1 // indirect + go.opentelemetry.io/otel/metric v1.23.1 // indirect + go.opentelemetry.io/proto/otlp v1.1.0 // indirect + golang.org/x/net v0.19.0 // indirect + golang.org/x/oauth2 v0.15.0 // indirect + golang.org/x/sys v0.16.0 // indirect + golang.org/x/text v0.14.0 // indirect + google.golang.org/appengine v1.6.8 // indirect + google.golang.org/genproto/googleapis/api v0.0.0-20240102182953-50ed04b92917 // indirect + google.golang.org/genproto/googleapis/rpc v0.0.0-20240102182953-50ed04b92917 // indirect + google.golang.org/protobuf v1.32.0 // indirect +) diff --git a/example/trace/otlpgrpc/go.sum b/example/trace/otlpgrpc/go.sum new file mode 100644 index 000000000..ea5cc2b13 --- /dev/null +++ b/example/trace/otlpgrpc/go.sum @@ -0,0 +1,91 @@ +cloud.google.com/go/compute v1.23.3 h1:6sVlXXBmbd7jNX0Ipq0trII3e4n1/MsADLK6a+aiVlk= +cloud.google.com/go/compute v1.23.3/go.mod h1:VCgBUoMnIVIR0CscqQiPJLAG25E3ZRZMzcFZeQ+h8CI= +cloud.google.com/go/compute/metadata v0.2.3 h1:mg4jlk7mCAj6xXp9UJ4fjI9VUI5rubuGBW5aJ7UnBMY= +cloud.google.com/go/compute/metadata v0.2.3/go.mod h1:VAV5nSsACxMJvgaAuX6Pk2AawlZn8kiOGuCv6gTkwuA= +github.com/cenkalti/backoff/v4 v4.2.1 h1:y4OZtCnogmCPw98Zjyt5a6+QwPLGkiQsYW5oUqylYbM= +github.com/cenkalti/backoff/v4 v4.2.1/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE= +github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= +github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A= +github.com/go-logr/logr v1.4.1 h1:pKouT5E8xu9zeFC39JXRDukb6JFQPXM5p5I91188VAQ= +github.com/go-logr/logr v1.4.1/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY= +github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag= +github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE= +github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk= +github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY= +github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg= +github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY= +github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= +github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= +github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.0 h1:Wqo399gCIufwto+VfwCSvsnfGpF/w5E9CNxSwbpD6No= +github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.0/go.mod h1:qmOFXW2epJhM0qSnUUYpldc7gVz2KMQwJ/QYCDIa7XU= +github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= +github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= +github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk= +github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo= +github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY= +go.opentelemetry.io/otel v1.23.1 h1:Za4UzOqJYS+MUczKI320AtqZHZb7EqxO00jAHE0jmQY= +go.opentelemetry.io/otel v1.23.1/go.mod h1:Td0134eafDLcTS4y+zQ26GE8u3dEuRBiBCTUIRHaikA= +go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.23.1 h1:o8iWeVFa1BcLtVEV0LzrCxV2/55tB3xLxADr6Kyoey4= +go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.23.1/go.mod h1:SEVfdK4IoBnbT2FXNM/k8yC08MrfbhWk3U4ljM8B3HE= +go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.23.1 h1:p3A5+f5l9e/kuEBwLOrnpkIDHQFlHmbiVxMURWRK6gQ= +go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.23.1/go.mod h1:OClrnXUjBqQbInvjJFjYSnMxBSCXBF8r3b34WqjiIrQ= +go.opentelemetry.io/otel/metric v1.23.1 h1:PQJmqJ9u2QaJLBOELl1cxIdPcpbwzbkjfEyelTl2rlo= +go.opentelemetry.io/otel/metric v1.23.1/go.mod h1:mpG2QPlAfnK8yNhNJAxDZruU9Y1/HubbC+KyH8FaCWI= +go.opentelemetry.io/otel/sdk v1.23.1 h1:O7JmZw0h76if63LQdsBMKQDWNb5oEcOThG9IrxscV+E= +go.opentelemetry.io/otel/sdk v1.23.1/go.mod h1:LzdEVR5am1uKOOwfBWFef2DCi1nu3SA8XQxx2IerWFk= +go.opentelemetry.io/otel/trace v1.23.1 h1:4LrmmEd8AU2rFvU1zegmvqW7+kWarxtNOPyeL6HmYY8= +go.opentelemetry.io/otel/trace v1.23.1/go.mod h1:4IpnpJFwr1mo/6HL8XIPJaE9y0+u1KcVmuW7dwFSVrI= +go.opentelemetry.io/proto/otlp v1.1.0 h1:2Di21piLrCqJ3U3eXGCTPHE9R8Nh+0uglSnOyxikMeI= +go.opentelemetry.io/proto/otlp v1.1.0/go.mod h1:GpBHCBWiqvVLDqmHZsoMM3C5ySeKTC7ej/RNTae6MdY= +go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto= +go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE= +golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= +golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc= +golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4= +golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= +golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg= +golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c= +golang.org/x/net v0.19.0 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