PHP code example of eerzho / opentelemetry-auto-class

1. Go to this page and download the library: Download eerzho/opentelemetry-auto-class library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

eerzho / opentelemetry-auto-class example snippets


namespace App\Service;

class OrderService
{
    public function pay(int $orderId, string $card, Address $address): string {}
    public function healthCheck(): bool {}
}

class Address
{
    public function __construct(public string $city, public string $zip) {}
}


use Eerzho\Instrumentation\Class\Attribute\Trace;

#[Trace]   // mark the class for tracing
class OrderService
{
    public function pay(int $orderId, string $card, Address $address): string {}
    public function healthCheck(): bool {}
}


use Eerzho\Instrumentation\Class\Attribute\TraceMethod;

#[TraceMethod(exclude: ['card'])]       // capture every arg but card
// #[TraceMethod(

use Eerzho\Instrumentation\Class\Attribute\TraceProperties;

#[TraceProperties(exclude: ['zip'])]     // expand every prop but zip
// #[TraceProperties(

use Eerzho\Instrumentation\Class\AttributeScanner;
use Eerzho\Instrumentation\Class\ClassInstrumentation;

ClassInstrumentation::register(AttributeScanner::scan([OrderService::class]));


ClassInstrumentation::register([
    OrderService::class => [
        'pay' => [
            'arguments' => ['orderId' => 0],  // name => position
            'return'    => true,
            'exception' => true,
        ],
        'cancel' => ['arguments' => []],      // trace, capture nothing
        // methods not listed are not traced
    ],
]);

bash
OTEL_PHP_DISABLED_INSTRUMENTATIONS=class