README

This is a read-only subtree split of https://github.com/open-telemetry/opentelemetry-php-contrib.

OpenTelemetry Symfony auto-instrumentation

This is an OpenTelemetry auto-instrumentation package for Symfony framework applications.

Please read https://opentelemetry.io/docs/instrumentation/php/automatic/ for instructions on how to install and configure the extension and SDK.

Requirements

• OpenTelemetry extension
• OpenTelemetry SDK and exporters (required to actually export traces)

Overview

The following features are supported:

• root span creation (Symfony\Component\HttpKernel\HttpKernel::handle hook)
• context propagation
• HttpClient client span creation
• HTTPClient context propagation
• Message Bus span creation
• Message Transport span creation

Installation via composer

$ composer require open-telemetry/opentelemetry-auto-symfony

Installing dependencies and executing tests

From Symfony subdirectory:

$ composer install
$ ./vendor/bin/phpunit tests

Configuration

The extension can be disabled via runtime configuration:

OTEL_PHP_DISABLED_INSTRUMENTATIONS=symfony