97 lines
2.6 KiB
PHP
97 lines
2.6 KiB
PHP
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<?php
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declare(strict_types=1);
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namespace OpenTelemetry\SDK\Trace\SpanExporter;
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use OpenTelemetry\SDK\Trace\Behavior\LoggerAwareTrait;
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use OpenTelemetry\SDK\Trace\Behavior\SpanExporterTrait;
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use OpenTelemetry\SDK\Trace\Behavior\UsesSpanConverterTrait;
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use OpenTelemetry\SDK\Trace\SpanConverterInterface;
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use OpenTelemetry\SDK\Trace\SpanExporterInterface;
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use Psr\Log\LoggerAwareInterface;
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use Psr\Log\LoggerInterface;
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use Psr\Log\LogLevel;
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use Psr\Log\NullLogger;
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use Throwable;
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class LoggerExporter implements SpanExporterInterface, LoggerAwareInterface
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{
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use SpanExporterTrait;
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use UsesSpanConverterTrait;
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use LoggerAwareTrait;
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public const GRANULARITY_AGGREGATE = 1;
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public const GRANULARITY_SPAN = 2;
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private string $serviceName;
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private int $granularity = self::GRANULARITY_AGGREGATE;
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/**
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* @param string $serviceName
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* @param LoggerInterface|null $logger
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* @param string|null $defaultLogLevel
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* @param SpanConverterInterface|null $converter
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* @param int $granularity
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*/
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public function __construct(
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string $serviceName,
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?LoggerInterface $logger = null,
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?string $defaultLogLevel = LogLevel::DEBUG,
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?SpanConverterInterface $converter = null,
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int $granularity = 1
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) {
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$this->setServiceName($serviceName);
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$this->setLogger($logger ?? new NullLogger());
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$this->setDefaultLogLevel($defaultLogLevel ?? LogLevel::DEBUG);
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$this->setSpanConverter($converter ?? new FriendlySpanConverter());
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$this->setGranularity($granularity);
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}
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/** @inheritDoc */
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public function doExport(iterable $spans): bool
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{
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try {
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$this->doLog($spans);
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} catch (Throwable $t) {
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return false;
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}
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return true;
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}
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/**
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* @param string $serviceName
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*/
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private function setServiceName(string $serviceName): void
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{
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$this->serviceName = $serviceName;
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}
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/**
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* @param int $granularity
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*/
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public function setGranularity(int $granularity): void
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{
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$this->granularity = $granularity === self::GRANULARITY_SPAN
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? self::GRANULARITY_SPAN
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: self::GRANULARITY_AGGREGATE;
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}
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/**
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* @param iterable $spans
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*/
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private function doLog(iterable $spans): void
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{
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if ($this->granularity === self::GRANULARITY_AGGREGATE) {
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$this->log($this->serviceName, $this->getSpanConverter()->convert($spans));
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return;
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}
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foreach ($spans as $span) {
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$this->log($this->serviceName, $this->getSpanConverter()->convert([$span]));
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}
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}
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}
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