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exporters/autoexport: add support for comma-separated values for OTEL_{METRICS,TRACES,LOGS}_EXPORTER #5830

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docs(exporters/autoexport): add example file
Signed-off-by: thomasgouveia <[email protected]>
thomasgouveia committed Jul 7, 2024

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commit 2886f35428ae2d6d690f83e0e1848bdb4924ad8d
56 changes: 56 additions & 0 deletions exporters/autoexport/example_test.go
Original file line number Diff line number Diff line change
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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0

package autoexport_test

import (
"context"
"os"

"go.opentelemetry.io/contrib/exporters/autoexport"
"go.opentelemetry.io/otel/sdk/log"
"go.opentelemetry.io/otel/sdk/metric"
"go.opentelemetry.io/otel/sdk/trace"
)

func Example_complete() {
ctx := context.Background()

// Only for demonstration purposes.
_ = os.Setenv("OTEL_LOGS_EXPORTER", "otlp,console")
_ = os.Setenv("OTEL_TRACES_EXPORTER", "otlp")
_ = os.Setenv("OTEL_METRICS_EXPORTER", "otlp")

// Consider checking errors in your production code.
logExporters, _ := autoexport.NewLogExporters(ctx)
metricReaders, _ := autoexport.NewMetricReaders(ctx)
traceExporters, _ := autoexport.NewSpanExporters(ctx)

// Now that your exporters and readers are initialized,
// you can simply initialize the different TracerProvider,
// LoggerProvider and MeterProvider.
// https://opentelemetry.io/docs/languages/go/getting-started/#initialize-the-opentelemetry-sdk

// Traces
var tracerProviderOpts []trace.TracerProviderOption
for _, traceExporter := range traceExporters {
tracerProviderOpts = append(tracerProviderOpts, trace.WithBatcher(traceExporter))
}
_ = trace.NewTracerProvider(tracerProviderOpts...)

// Metrics
var meterProviderOpts []metric.Option
for _, metricReader := range metricReaders {
meterProviderOpts = append(meterProviderOpts, metric.WithReader(metricReader))
}
_ = metric.NewMeterProvider(meterProviderOpts...)

// Logs
var loggerProviderOpts []log.LoggerProviderOption
for _, logExporter := range logExporters {
loggerProviderOpts = append(loggerProviderOpts, log.WithProcessor(
log.NewBatchProcessor(logExporter),
))
}
_ = log.NewLoggerProvider(loggerProviderOpts...)
}