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89 lines
2.5 KiB
89 lines
2.5 KiB
// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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package resource // import "go.opentelemetry.io/otel/sdk/resource"
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import (
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"context"
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"strings"
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"go.opentelemetry.io/otel/attribute"
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semconv "go.opentelemetry.io/otel/semconv/v1.26.0"
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)
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type osDescriptionProvider func() (string, error)
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var defaultOSDescriptionProvider osDescriptionProvider = platformOSDescription
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var osDescription = defaultOSDescriptionProvider
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func setDefaultOSDescriptionProvider() {
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setOSDescriptionProvider(defaultOSDescriptionProvider)
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}
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func setOSDescriptionProvider(osDescriptionProvider osDescriptionProvider) {
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osDescription = osDescriptionProvider
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}
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type (
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osTypeDetector struct{}
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osDescriptionDetector struct{}
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)
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// Detect returns a *Resource that describes the operating system type the
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// service is running on.
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func (osTypeDetector) Detect(ctx context.Context) (*Resource, error) {
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osType := runtimeOS()
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osTypeAttribute := mapRuntimeOSToSemconvOSType(osType)
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return NewWithAttributes(
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semconv.SchemaURL,
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osTypeAttribute,
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), nil
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}
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// Detect returns a *Resource that describes the operating system the
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// service is running on.
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func (osDescriptionDetector) Detect(ctx context.Context) (*Resource, error) {
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description, err := osDescription()
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if err != nil {
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return nil, err
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}
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return NewWithAttributes(
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semconv.SchemaURL,
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semconv.OSDescription(description),
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), nil
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}
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// mapRuntimeOSToSemconvOSType translates the OS name as provided by the Go runtime
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// into an OS type attribute with the corresponding value defined by the semantic
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// conventions. In case the provided OS name isn't mapped, it's transformed to lowercase
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// and used as the value for the returned OS type attribute.
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func mapRuntimeOSToSemconvOSType(osType string) attribute.KeyValue {
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// the elements in this map are the intersection between
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// available GOOS values and defined semconv OS types
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osTypeAttributeMap := map[string]attribute.KeyValue{
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"aix": semconv.OSTypeAIX,
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"darwin": semconv.OSTypeDarwin,
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"dragonfly": semconv.OSTypeDragonflyBSD,
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"freebsd": semconv.OSTypeFreeBSD,
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"linux": semconv.OSTypeLinux,
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"netbsd": semconv.OSTypeNetBSD,
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"openbsd": semconv.OSTypeOpenBSD,
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"solaris": semconv.OSTypeSolaris,
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"windows": semconv.OSTypeWindows,
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"zos": semconv.OSTypeZOS,
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}
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var osTypeAttribute attribute.KeyValue
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if attr, ok := osTypeAttributeMap[osType]; ok {
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osTypeAttribute = attr
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} else {
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osTypeAttribute = semconv.OSTypeKey.String(strings.ToLower(osType))
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}
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return osTypeAttribute
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}
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