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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package resource_test
import (
"context"
"errors"
"fmt"
"log"
"go.opentelemetry.io/otel/attribute"
"go.opentelemetry.io/otel/sdk/resource"
)
func ExampleNew() {
res, err := resource.New(
context.Background(),
resource.WithFromEnv(), // Discover and provide attributes from OTEL_RESOURCE_ATTRIBUTES and OTEL_SERVICE_NAME environment variables.
resource.WithTelemetrySDK(), // Discover and provide information about the OpenTelemetry SDK used.
resource.WithProcess(), // Discover and provide process information.
resource.WithOS(), // Discover and provide OS information.
resource.WithContainer(), // Discover and provide container information.
resource.WithHost(), // Discover and provide host information.
resource.WithAttributes(attribute.String("foo", "bar")), // Add custom resource attributes.
// resource.WithDetectors(thirdparty.Detector{}), // Bring your own external Detector implementation.
)
if errors.Is(err, resource.ErrPartialResource) || errors.Is(err, resource.ErrSchemaURLConflict) {
log.Println(err) // Log non-fatal issues.
} else if err != nil {
log.Fatalln(err) // The error may be fatal.
}
// Now, you can use the resource (e.g. pass it to a tracer or meter provider).
fmt.Println(res.SchemaURL())
}
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