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jaeger-client -> opentelemetry

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This commit is contained in:
Andrew Dolgov
2023-10-20 17:12:29 +03:00
parent 45a9ff0c88
commit cdd7ad020e
1159 changed files with 93352 additions and 24252 deletions
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77
classes/tracer.php
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@@ -1,61 +1,72 @@
<?php
use OpenTracing\GlobalTracer;
use OpenTracing\Scope;
use OpenTelemetry\Contrib\Otlp\OtlpHttpTransportFactory;
use OpenTelemetry\Contrib\Otlp\SpanExporter;
use OpenTelemetry\SDK\Trace\SpanProcessor\SimpleSpanProcessor;
use OpenTelemetry\SDK\Trace\TracerProvider;
use OpenTelemetry\API\Trace\Propagation\TraceContextPropagator;
use OpenTelemetry\API\Trace\Span;
use OpenTelemetry\SDK\Trace\SpanExporter\InMemoryExporter;
class Tracer {
/** @var Tracer $instance */
private static $instance;
private static $tracer;
public function __construct() {
$jaeger_host = Config::get(Config::JAEGER_REPORTING_HOST);
$opentelemetry_host = Config::get(Config::OPENTELEMETRY_HOST);
if ($jaeger_host) {
$config = new \Jaeger\Config(
[
'sampler' => [
'type' => \Jaeger\SAMPLER_TYPE_CONST,
'param' => true,
],
'logging' => true,
"local_agent" => [
"reporting_host" => $jaeger_host,
"reporting_port" => 6832
],
'dispatch_mode' => \Jaeger\Config::JAEGER_OVER_BINARY_UDP,
],
Config::get(Config::JAEGER_SERVICE_NAME)
);
$config->initializeTracer();
register_shutdown_function(function() {
$tracer = GlobalTracer::get();
$tracer->flush();
});
if ($opentelemetry_host) {
$transport = (new OtlpHttpTransportFactory())->create("http://$opentelemetry_host/v1/traces", 'application/x-protobuf');
$exporter = new SpanExporter($transport);
} else {
$exporter = new InMemoryExporter();
}
$tracerProvider = new TracerProvider(new SimpleSpanProcessor($exporter));
$this->tracer = $tracerProvider->getTracer('io.opentelemetry.contrib.php');
$context = TraceContextPropagator::getInstance()->extract(getallheaders());
$span = $this->tracer->spanBuilder(Config::get(Config::OPENTELEMETRY_SERVICE))
->setParent($context)
->startSpan();
$span->activate();
register_shutdown_function(function() use ($span, $tracerProvider) {
$span->end();
$tracerProvider->shutdown();
});
}
/**
* @param string $name
* @param array<string>|array<string, array<string, mixed>> $tags
* @param array<string> $args
* @return Scope
* @return Span
*/
private function _start(string $name, array $tags = [], array $args = []): Scope {
$tracer = GlobalTracer::get();
private function _start(string $name, array $tags = [], array $args = []) {
$span = $this->tracer->spanBuilder($name)->startSpan();
$tags['args'] = json_encode($args);
foreach ($tags as $k => $v) {
$span->setAttribute($k, $v);
}
return $tracer->startActiveSpan($name, ['tags' => $tags]);
$span->setAttribute("func.args", json_encode($args));
$span->activate();
return $span;
}
/**
* @param string $name
* @param array<string>|array<string, array<string, mixed>> $tags
* @param array<string> $args
* @return Scope
* @return Span
*/
public static function start(string $name, array $tags = [], array $args = []) : Scope {
public static function start(string $name, array $tags = [], array $args = []) {
return self::get_instance()->_start($name, $tags, $args);
}