Dockerfile

FROM php:7.2-fpm-alpine

ENV PHP_XDEBUG_DEFAULT_ENABLE ${PHP_XDEBUG_DEFAULT_ENABLE:-1}
ENV PHP_XDEBUG_REMOTE_ENABLE ${PHP_XDEBUG_REMOTE_ENABLE:-1}
ENV PHP_XDEBUG_REMOTE_HOST ${PHP_XDEBUG_REMOTE_HOST:-"127.0.0.1"}
ENV PHP_XDEBUG_REMOTE_PORT ${PHP_XDEBUG_REMOTE_PORT:-9000}
ENV PHP_XDEBUG_REMOTE_AUTO_START ${PHP_XDEBUG_REMOTE_AUTO_START:-1}
ENV PHP_XDEBUG_REMOTE_CONNECT_BACK ${PHP_XDEBUG_REMOTE_CONNECT_BACK:-1}
ENV PHP_XDEBUG_IDEKEY ${PHP_XDEBUG_IDEKEY:-docker}
ENV PHP_XDEBUG_PROFILER_ENABLE ${PHP_XDEBUG_PROFILER_ENABLE:-0}
ENV PHP_XDEBUG_PROFILER_OUTPUT_DIR ${PHP_XDEBUG_PROFILER_OUTPUT_DIR:-"/tmp"}

LABEL Maintainer="Rheinard Korf <rheinard+docker@thekorfs.com>" \
      Description="PHP-FPM 7.2, xDebug, Composer, PHPUnit, WP-CLI"

RUN set -ex \
    && apk update \
    && apk add --no-cache git mysql-client curl openssh-client icu libpng freetype libjpeg-turbo postgresql-dev libffi-dev \
    && apk add --no-cache --virtual build-dependencies icu-dev libxml2-dev freetype-dev libpng-dev libjpeg-turbo-dev g++ make autoconf \
    && docker-php-source extract \
    && pecl install xdebug redis \
    && docker-php-ext-enable xdebug redis \
    && docker-php-source delete \
    && docker-php-ext-configure pgsql -with-pgsql=/usr/local/pgsql \
    && docker-php-ext-configure gd --with-freetype-dir=/usr/include/ --with-jpeg-dir=/usr/include/ \
    && docker-php-ext-install -j$(nproc) mysqli pdo pgsql pdo_mysql pdo_pgsql intl zip gd \
    && curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer \
    && cd  / && rm -fr /src \
    && apk del build-dependencies \
    && rm -rf /tmp/* \
    && curl https://phar.phpunit.de/phpunit-6.phar -L -o phpunit.phar \
    && chmod +x phpunit.phar \
    && mv phpunit.phar /usr/local/bin/phpunit \
    && curl -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar \
    && chmod +x wp-cli.phar \
    && mv wp-cli.phar /usr/local/bin/wp \
    && rm -rf /usr/src/php.tar*


COPY xdebug.ini /usr/local/etc/php/conf.d/xdebug-dev.ini

USER www-data

WORKDIR /app/wordpress
CMD ["php-fpm"]