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<?php |
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|
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declare (strict_types=1); |
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namespace WCPOS\Vendor\Sentry\Tracing; |
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|
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use WCPOS\Vendor\Sentry\SentrySdk; |
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use WCPOS\Vendor\Sentry\State\Scope; |
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use WCPOS\Vendor\Sentry\Tracing\Traits\TraceHeaderParserTrait; |
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final class PropagationContext |
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{ |
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use TraceHeaderParserTrait; |
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/** |
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* @var TraceId The trace id |
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*/ |
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private $traceId; |
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/** |
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* @var SpanId The span id |
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*/ |
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private $spanId; |
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/** |
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* @var SpanId|null The parent span id |
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*/ |
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private $parentSpanId; |
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/** |
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* @var bool|null The parent's sampling decision |
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*/ |
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private $parentSampled; |
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/** |
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* @var float|null |
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*/ |
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private $sampleRand; |
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/** |
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* @var DynamicSamplingContext|null The dynamic sampling context |
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*/ |
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private $dynamicSamplingContext; |
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private function __construct() |
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{ |
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} |
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public static function fromDefaults() : self |
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{ |
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$context = new self(); |
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$context->traceId = TraceId::generate(); |
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$context->spanId = SpanId::generate(); |
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$context->parentSpanId = null; |
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$context->parentSampled = null; |
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$context->sampleRand = \round(\mt_rand(0, \mt_getrandmax() - 1) / \mt_getrandmax(), 6); |
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$context->dynamicSamplingContext = null; |
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return $context; |
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} |
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public static function fromHeaders(string $sentryTraceHeader, string $baggageHeader) : self |
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{ |
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return self::parseTraceparentAndBaggage($sentryTraceHeader, $baggageHeader); |
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} |
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public static function fromEnvironment(string $sentryTrace, string $baggage) : self |
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{ |
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return self::parseTraceparentAndBaggage($sentryTrace, $baggage); |
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} |
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/** |
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* Returns a string that can be used for the `sentry-trace` header & meta tag. |
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*/ |
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public function toTraceparent() : string |
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{ |
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return \sprintf('%s-%s', (string) $this->traceId, (string) $this->spanId); |
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} |
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/** |
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* Returns a string that can be used for the W3C `traceparent` header & meta tag. |
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* |
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* @deprecated since version 4.12. To be removed in version 5.0. |
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*/ |
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public function toW3CTraceparent() : string |
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{ |
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return ''; |
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} |
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/** |
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* Returns a string that can be used for the `baggage` header & meta tag. |
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*/ |
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public function toBaggage() : string |
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{ |
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if ($this->dynamicSamplingContext === null) { |
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$hub = SentrySdk::getCurrentHub(); |
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$client = $hub->getClient(); |
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if ($client !== null) { |
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$options = $client->getOptions(); |
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if ($options !== null) { |
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$hub->configureScope(function (Scope $scope) use($options) { |
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$this->dynamicSamplingContext = DynamicSamplingContext::fromOptions($options, $scope); |
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}); |
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} |
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} |
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} |
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return (string) $this->dynamicSamplingContext; |
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} |
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/** |
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* @return array{trace_id: string, span_id: string, parent_span_id?: string} |
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*/ |
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public function getTraceContext() : array |
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{ |
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$result = ['trace_id' => (string) $this->traceId, 'span_id' => (string) $this->spanId]; |
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if ($this->parentSpanId !== null) { |
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$result['parent_span_id'] = (string) $this->parentSpanId; |
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} |
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return $result; |
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} |
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public function getTraceId() : TraceId |
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{ |
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return $this->traceId; |
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} |
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public function setTraceId(TraceId $traceId) : void |
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{ |
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$this->traceId = $traceId; |
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} |
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public function getParentSpanId() : ?SpanId |
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{ |
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return $this->parentSpanId; |
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} |
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public function setParentSpanId(?SpanId $parentSpanId) : void |
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{ |
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$this->parentSpanId = $parentSpanId; |
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} |
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public function getSpanId() : SpanId |
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{ |
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return $this->spanId; |
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} |
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public function setSpanId(SpanId $spanId) : self |
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{ |
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$this->spanId = $spanId; |
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return $this; |
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} |
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public function getDynamicSamplingContext() : ?DynamicSamplingContext |
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{ |
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return $this->dynamicSamplingContext; |
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} |
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public function setDynamicSamplingContext(DynamicSamplingContext $dynamicSamplingContext) : self |
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{ |
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$this->dynamicSamplingContext = $dynamicSamplingContext; |
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return $this; |
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} |
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public function getSampleRand() : ?float |
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{ |
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return $this->sampleRand; |
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} |
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public function setSampleRand(?float $sampleRand) : self |
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{ |
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$this->sampleRand = $sampleRand; |
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return $this; |
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} |
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private static function parseTraceparentAndBaggage(string $traceparent, string $baggage) : self |
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{ |
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$context = self::fromDefaults(); |
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$parsedData = self::parseTraceAndBaggageHeaders($traceparent, $baggage); |
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if ($parsedData['traceId'] !== null) { |
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$context->traceId = $parsedData['traceId']; |
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} |
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if ($parsedData['parentSpanId'] !== null) { |
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$context->parentSpanId = $parsedData['parentSpanId']; |
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} |
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if ($parsedData['parentSampled'] !== null) { |
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$context->parentSampled = $parsedData['parentSampled']; |
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} |
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if ($parsedData['dynamicSamplingContext'] !== null) { |
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$context->dynamicSamplingContext = $parsedData['dynamicSamplingContext']; |
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} |
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if ($parsedData['sampleRand'] !== null) { |
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$context->sampleRand = $parsedData['sampleRand']; |
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} |
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return $context; |
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} |
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} |
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