41 lines
1.5 KiB
PHP
41 lines
1.5 KiB
PHP
<?php
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declare(strict_types=1);
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namespace OpenTelemetry\SDK\Resource\Detectors;
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use OpenTelemetry\SDK\Common\Attribute\Attributes;
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use OpenTelemetry\SDK\Common\Configuration\Configuration;
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use OpenTelemetry\SDK\Common\Configuration\Variables;
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use OpenTelemetry\SDK\Resource\ResourceDetectorInterface;
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use OpenTelemetry\SDK\Resource\ResourceInfo;
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use OpenTelemetry\SemConv\ResourceAttributes;
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/**
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/resource/sdk.md#specifying-resource-information-via-an-environment-variable
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*/
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final class Environment implements ResourceDetectorInterface
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{
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public function getResource(): ResourceInfo
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{
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$attributes = Configuration::has(Variables::OTEL_RESOURCE_ATTRIBUTES)
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? self::decode(Configuration::getMap(Variables::OTEL_RESOURCE_ATTRIBUTES, []))
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: [];
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//@see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md#general-sdk-configuration
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$serviceName = Configuration::has(Variables::OTEL_SERVICE_NAME)
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? Configuration::getString(Variables::OTEL_SERVICE_NAME)
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: null;
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if ($serviceName) {
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$attributes[ResourceAttributes::SERVICE_NAME] = $serviceName;
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}
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return ResourceInfo::create(Attributes::create($attributes), ResourceAttributes::SCHEMA_URL);
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}
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private static function decode(array $attributes): array
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{
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return array_map('urldecode', $attributes);
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}
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}
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