rector/build/target-repository/.docker/php-blackfire/readme.md

Docker image for Blackfire profiling

Build

Builds image with rector-blackfire tag.

docker build . --tag rector-blackfire --file .docker/php-blackfire/Dockerfile

You can use --build-arg PHP_VERSION=7.4 to build with specific PHP version. Supported versions are: 7.3, 7.4, 8.0

Prepare

These variables must be set on host to pass them into container (obtain values at blackfire.io):

export BLACKFIRE_CLIENT_ID=""
export BLACKFIRE_CLIENT_TOKEN=""

Usage

Get into container:

docker run --entrypoint="" -it --rm -e BLACKFIRE_CLIENT_ID -e BLACKFIRE_CLIENT_TOKEN -v $(pwd):/rector rector-blackfire bash

Once in container, you can start profiling:

blackfire run php bin/rector <args..>