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