php-extension-check/docker/php7.2/Dockerfile

FROM php:7.2-alpine

COPY --from=mlocati/php-extension-installer /usr/bin/install-php-extensions /usr/bin/
RUN install-php-extensions xdebug

COPY --from=composer:latest /usr/bin/composer /usr/bin/composer
ENV COMPOSER_ALLOW_SUPERUSER 1

RUN echo "xdebug.start_with_request=yes" >> /usr/local/etc/php/conf.d/xdebug.ini \
    && echo "xdebug.mode=debug" >> /usr/local/etc/php/conf.d/xdebug.ini \
    && echo "xdebug.log_level = 0" >> /usr/local/etc/php/conf.d/xdebug.ini \
    && echo "xdebug.log=/tmp/xdebug.log" >> /usr/local/etc/php/conf.d/xdebug.ini \
    && echo "xdebug.client_port=9000" >> /usr/local/etc/php/conf.d/xdebug.ini \
    && echo "xdebug.client_host=host.docker.internal" >> /usr/local/etc/php/conf.d/xdebug.ini

WORKDIR /docker
# Workaround to keep container running
CMD ["tail", "-f", "/dev/null"]