Dockerfile

FROM php:7-fpm-alpine

# install extensions
# intl, zip, soap
RUN apk add --update --no-cache libintl icu icu-dev libxml2-dev \
    && docker-php-ext-install intl zip soap

# mysqli, pdo, pdo_mysql, pdo_pgsql
RUN docker-php-ext-install mysqli pdo pdo_mysql

# mcrypt, gd, iconv
RUN apk add --update --no-cache \
        freetype-dev \
        libjpeg-turbo-dev \
        libmcrypt-dev \
        libpng-dev \
    && docker-php-ext-install -j"$(getconf _NPROCESSORS_ONLN)" iconv mcrypt \
    && docker-php-ext-configure gd --with-freetype-dir=/usr/include/ --with-jpeg-dir=/usr/include/ \
    && docker-php-ext-install -j"$(getconf _NPROCESSORS_ONLN)" gd

# gmp
RUN apk add --update --no-cache gmp gmp-dev \
    && docker-php-ext-install gmp

# php-redis
ENV PHPREDIS_VERSION 3.1.2

RUN docker-php-source extract \
    && curl -L -o /tmp/redis.tar.gz https://github.com/phpredis/phpredis/archive/$PHPREDIS_VERSION.tar.gz \
    && tar xfz /tmp/redis.tar.gz \
    && rm -r /tmp/redis.tar.gz \
    && mv phpredis-$PHPREDIS_VERSION /usr/src/php/ext/redis \
    && docker-php-ext-install redis \
    && docker-php-source delete

# apcu
RUN docker-php-source extract \
    && apk add --no-cache --virtual .phpize-deps-configure $PHPIZE_DEPS \
    && pecl install apcu \
    && docker-php-ext-enable apcu \
    && apk del .phpize-deps-configure \
    && docker-php-source delete


# git client
RUN apk add --update --no-cache git

# imagick
RUN apk add --update --no-cache autoconf g++ imagemagick-dev libtool make pcre-dev \
    && pecl install imagick \
    && docker-php-ext-enable imagick \
    && apk del autoconf g++ libtool make pcre-dev

# install mysql-client for using mysqldump
RUN apk add --update --no-cache mysql-client

# install bcmath extension
RUN docker-php-ext-install bcmath

RUN sed -i -e 's/listen.*/listen = 0.0.0.0:9000/' /usr/local/etc/php-fpm.conf

RUN echo "expose_php=0" > /usr/local/etc/php/php.ini

CMD ["php-fpm"]