86 lines
3.1 KiB
PHP
86 lines
3.1 KiB
PHP
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<?php
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declare(strict_types=1);
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namespace OpenTelemetry\Contrib\Otlp;
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use OpenTelemetry\API\Signals;
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use OpenTelemetry\SDK\Common\Configuration\Configuration;
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use OpenTelemetry\SDK\Common\Configuration\Defaults;
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use OpenTelemetry\SDK\Common\Configuration\Variables;
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use OpenTelemetry\SDK\Common\Export\TransportFactoryInterface;
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use OpenTelemetry\SDK\Common\Export\TransportInterface;
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use OpenTelemetry\SDK\Logs\LogRecordExporterFactoryInterface;
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use OpenTelemetry\SDK\Logs\LogRecordExporterInterface;
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use OpenTelemetry\SDK\Registry;
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class LogsExporterFactory implements LogRecordExporterFactoryInterface
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{
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private const DEFAULT_COMPRESSION = 'none';
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private ?TransportFactoryInterface $transportFactory;
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public function __construct(?TransportFactoryInterface $transportFactory = null)
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{
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$this->transportFactory = $transportFactory;
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}
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/**
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* @psalm-suppress ArgumentTypeCoercion
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*/
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public function create(): LogRecordExporterInterface
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{
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$protocol = Configuration::has(Variables::OTEL_EXPORTER_OTLP_LOGS_PROTOCOL)
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? Configuration::getEnum(Variables::OTEL_EXPORTER_OTLP_LOGS_PROTOCOL)
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: Configuration::getEnum(Variables::OTEL_EXPORTER_OTLP_PROTOCOL);
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return new LogsExporter($this->buildTransport($protocol));
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}
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/**
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* @psalm-suppress UndefinedClass
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*/
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private function buildTransport(string $protocol): TransportInterface
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{
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$endpoint = $this->getEndpoint($protocol);
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$headers = Configuration::has(Variables::OTEL_EXPORTER_OTLP_LOGS_HEADERS)
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? Configuration::getMap(Variables::OTEL_EXPORTER_OTLP_LOGS_HEADERS)
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: Configuration::getMap(Variables::OTEL_EXPORTER_OTLP_HEADERS);
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$headers += OtlpUtil::getUserAgentHeader();
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$compression = $this->getCompression();
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$factoryClass = Registry::transportFactory($protocol);
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$factory = $this->transportFactory ?: new $factoryClass();
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return $factory->create(
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$endpoint,
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Protocols::contentType($protocol),
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$headers,
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$compression,
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);
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}
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private function getCompression(): string
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{
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return Configuration::has(Variables::OTEL_EXPORTER_OTLP_LOGS_COMPRESSION) ?
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Configuration::getEnum(Variables::OTEL_EXPORTER_OTLP_LOGS_COMPRESSION) :
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Configuration::getEnum(Variables::OTEL_EXPORTER_OTLP_COMPRESSION, self::DEFAULT_COMPRESSION);
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}
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private function getEndpoint(string $protocol): string
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{
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if (Configuration::has(Variables::OTEL_EXPORTER_OTLP_LOGS_ENDPOINT)) {
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return Configuration::getString(Variables::OTEL_EXPORTER_OTLP_LOGS_ENDPOINT);
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}
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$endpoint = Configuration::has(Variables::OTEL_EXPORTER_OTLP_ENDPOINT)
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? Configuration::getString(Variables::OTEL_EXPORTER_OTLP_ENDPOINT)
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: Defaults::OTEL_EXPORTER_OTLP_ENDPOINT;
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if ($protocol === Protocols::GRPC) {
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return $endpoint . OtlpUtil::method(Signals::LOGS);
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}
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return HttpEndpointResolver::create()->resolveToString($endpoint, Signals::LOGS);
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}
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}
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