8314846445

Committed 17 Mar 2024 10:42AM UTC coverage: 88.058% (-0.4%) from 88.505%

Build # 8314846445

Build Type

push

github

Committed by

gaelreyrol

Commit Message

feat(otel/trace): add attribute based sampler

Run Details

1 of 12 new or added lines in 2 files covered. (8.33%)

1895 of 2152 relevant lines covered (88.06%)

6.76 hits per line

Source File
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0.0

/src/OpenTelemetry/Trace/Sampler/AttributeBasedSampler.php

<?php

namespace FriendsOfOpenTelemetry\OpenTelemetryBundle\OpenTelemetry\Trace\Sampler;

use OpenTelemetry\Context\ContextInterface;
use OpenTelemetry\SDK\Common\Attribute\AttributesInterface;
use OpenTelemetry\SDK\Trace\SamplerInterface;
use OpenTelemetry\SDK\Trace\SamplingResult;
use OpenTelemetry\SDK\Trace\Span;

class AttributeBasedSampler implements SamplerInterface
{
    public function __construct(
        private readonly string $attributeName,
        private readonly mixed $attributeValue = null,
    ) {
    }

    /**
     * @param AttributesInterface<mixed> $attributes
     */
    public function shouldSample(
        ContextInterface $parentContext,
        string $traceId,
        string $spanName,
        int $spanKind,
        AttributesInterface $attributes,
        array $links
    ): SamplingResult {
        $parentSpan = Span::fromContext($parentContext);
        $parentSpanContext = $parentSpan->getContext();
        $traceState = $parentSpanContext->getTraceState();

        if ($attributes->has($this->attributeName)) {
            $attributeValue = $attributes->get($this->attributeName);
            if (null !== $attributeValue && $attributeValue !== $this->attributeValue) {
                return new SamplingResult(SamplingResult::DROP, [], $traceState);
            }

            return new SamplingResult(SamplingResult::RECORD_AND_SAMPLE, [], $traceState);
        }

        return new SamplingResult(SamplingResult::DROP, [], $traceState);
    }

    public function getDescription(): string
    {
        return sprintf('AttributeBasedSampler{%s, %s}', $this->attributeName, $this->attributeValue);
    }
}

1	<?php
2
3	namespace FriendsOfOpenTelemetry\OpenTelemetryBundle\OpenTelemetry\Trace\Sampler;
4
5	use OpenTelemetry\Context\ContextInterface;
6	use OpenTelemetry\SDK\Common\Attribute\AttributesInterface;
7	use OpenTelemetry\SDK\Trace\SamplerInterface;
8	use OpenTelemetry\SDK\Trace\SamplingResult;
9	use OpenTelemetry\SDK\Trace\Span;
10
11	class AttributeBasedSampler implements SamplerInterface
12	{
13	public function __construct(
14	private readonly string $attributeName,
15	private readonly mixed $attributeValue = null,
16	) {
NEW 17	}	×
18
19	/**
20	* @param AttributesInterface<mixed> $attributes
21	*/
22	public function shouldSample(
23	ContextInterface $parentContext,
24	string $traceId,
25	string $spanName,
26	int $spanKind,
27	AttributesInterface $attributes,
28	array $links
29	): SamplingResult {
NEW 30	$parentSpan = Span::fromContext($parentContext);	×
NEW 31	$parentSpanContext = $parentSpan->getContext();	×
NEW 32	$traceState = $parentSpanContext->getTraceState();	×
33
NEW 34	if ($attributes->has($this->attributeName)) {	×
NEW 35	$attributeValue = $attributes->get($this->attributeName);	×
NEW 36	if (null !== $attributeValue && $attributeValue !== $this->attributeValue) {	×
NEW 37	return new SamplingResult(SamplingResult::DROP, [], $traceState);	×
38	}
39
NEW 40	return new SamplingResult(SamplingResult::RECORD_AND_SAMPLE, [], $traceState);	×
41	}
42
NEW 43	return new SamplingResult(SamplingResult::DROP, [], $traceState);	×
44	}
45
46	public function getDescription(): string
47	{
NEW 48	return sprintf('AttributeBasedSampler{%s, %s}', $this->attributeName, $this->attributeValue);	×
49	}
50	}

FriendsOfOpenTelemetry / opentelemetry-bundle / 8314846445

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