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Update OTLP auth example #803

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merged 3 commits into from
Feb 23, 2024
Merged

Update OTLP auth example #803

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52e3003
Update OTLP GCP auth sample
damemi Feb 16, 2024
2f416c2
Add http OTLP auth sample
damemi Feb 23, 2024
5123ea8
Use env var config settings
damemi Feb 23, 2024
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3 changes: 3 additions & 0 deletions example/trace/otlpgrpc/example.go
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,9 @@ func initTracer() (func(), error) {
panic(err)
}

// set OTEL_RESOURCE_ATTRIBUTES="gcp.project_id=<project_id>"
// set endpoint with OTEL_EXPORTER_OTLP_ENDPOINT=https://<endpoint>
// set OTEL_EXPORTER_OTLP_HEADERS="x-goog-user-project=<project_id>"
exporter, err := otlptracegrpc.New(ctx, otlptracegrpc.WithDialOption(grpc.WithPerRPCCredentials(creds)))
if err != nil {
panic(err)
Expand Down
87 changes: 87 additions & 0 deletions example/trace/otlphttp/example.go
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Original file line number Diff line number Diff line change
@@ -0,0 +1,87 @@
// 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"
"os"
"time"

"go.opentelemetry.io/otel"
"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp"
sdktrace "go.opentelemetry.io/otel/sdk/trace"
semconv "go.opentelemetry.io/otel/semconv/v1.24.0"
"go.opentelemetry.io/otel/trace"

"golang.org/x/oauth2/google"
)

func initTracer(projectID string) (func(), error) {
ctx := context.Background()

creds, err := google.FindDefaultCredentials(ctx)
if err != nil {
panic(err)
}
token, err := creds.TokenSource.Token()
if err != nil {
panic(err)
}

// set OTEL_RESOURCE_ATTRIBUTES="gcp.project_id=<project_id>"
// set endpoint with OTEL_EXPORTER_OTLP_ENDPOINT=https://<endpoint>
exporter, err := otlptracehttp.New(ctx, otlptracehttp.WithHeaders(map[string]string{
"Authorization": fmt.Sprintf("Bearer %s", token.AccessToken),
"x-goog-user-project": projectID,
}))
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() {
projectID := os.Getenv("GCLOUD_PROJECT")
shutdown, err := initTracer(projectID)
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)
}
32 changes: 32 additions & 0 deletions example/trace/otlphttp/go.mod
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@@ -0,0 +1,32 @@
module github.com/GoogleCloudPlatform/opentelemetry-operations-go/example/trace/otlphttp

go 1.21

require (
go.opentelemetry.io/otel v1.23.1
go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.23.1
go.opentelemetry.io/otel/sdk v1.23.1
go.opentelemetry.io/otel/trace v1.23.1
golang.org/x/oauth2 v0.15.0
)

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/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/grpc v1.61.0 // indirect
google.golang.org/protobuf v1.32.0 // indirect
)
89 changes: 89 additions & 0 deletions example/trace/otlphttp/go.sum
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Original file line number Diff line number Diff line change
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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/otlptracehttp v1.23.1 h1:cfuy3bXmLJS7M1RZmAL6SuhGtKUp2KEsrm00OlAXkq4=
go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.23.1/go.mod h1:22jr92C6KwlwItJmQzfixzQM3oyyuYLCfHiMY+rpsPU=
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=
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 h1:zTwKpTd2XuCqf8huc7Fo2iSy+4RHPd10s4KzeTnVr1c=
golang.org/x/net v0.19.0/go.mod h1:CfAk/cbD4CthTvqiEl8NpboMuiuOYsAr/7NOjZJtv1U=
golang.org/x/oauth2 v0.15.0 h1:s8pnnxNVzjWyrvYdFUQq5llS1PX2zhPXmccZv99h7uQ=
golang.org/x/oauth2 v0.15.0/go.mod h1:q48ptWNTY5XWf+JNten23lcvHpLJ0ZSxF5ttTHKVCAM=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.16.0 h1:xWw16ngr6ZMtmxDyKyIgsE93KNKz5HKmMa3b8ALHidU=
golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ=
golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
google.golang.org/appengine v1.6.8 h1:IhEN5q69dyKagZPYMSdIjS2HqprW324FRQZJcGqPAsM=
google.golang.org/appengine v1.6.8/go.mod h1:1jJ3jBArFh5pcgW8gCtRJnepW8FzD1V44FJffLiz/Ds=
google.golang.org/genproto v0.0.0-20231212172506-995d672761c0 h1:YJ5pD9rF8o9Qtta0Cmy9rdBwkSjrTCT6XTiUQVOtIos=
google.golang.org/genproto v0.0.0-20231212172506-995d672761c0/go.mod h1:l/k7rMz0vFTBPy+tFSGvXEd3z+BcoG1k7EHbqm+YBsY=
google.golang.org/genproto/googleapis/api v0.0.0-20240102182953-50ed04b92917 h1:rcS6EyEaoCO52hQDupoSfrxI3R6C2Tq741is7X8OvnM=
google.golang.org/genproto/googleapis/api v0.0.0-20240102182953-50ed04b92917/go.mod h1:CmlNWB9lSezaYELKS5Ym1r44VrrbPUa7JTvw+6MbpJ0=
google.golang.org/genproto/googleapis/rpc v0.0.0-20240102182953-50ed04b92917 h1:6G8oQ016D88m1xAKljMlBOOGWDZkes4kMhgGFlf8WcQ=
google.golang.org/genproto/googleapis/rpc v0.0.0-20240102182953-50ed04b92917/go.mod h1:xtjpI3tXFPP051KaWnhvxkiubL/6dJ18vLVf7q2pTOU=
google.golang.org/grpc v1.61.0 h1:TOvOcuXn30kRao+gfcvsebNEa5iZIiLkisYEkf7R7o0=
google.golang.org/grpc v1.61.0/go.mod h1:VUbo7IFqmF1QtCAstipjG0GIoq49KvMe9+h1jFLBNJs=
google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
google.golang.org/protobuf v1.32.0 h1:pPC6BG5ex8PDFnkbrGU3EixyhKcQ2aDuBS36lqK/C7I=
google.golang.org/protobuf v1.32.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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