Dockerfile

FROM php:7.0.9-cli

MAINTAINER Baptiste Gaillard <baptiste.gaillard@gomoob.com>

ENV COMPOSER_VERSION 1.2.0
ENV PHP_WEBSOCKET_SERVER_VERSION 1.1.0

# Install useful packages
RUN apt-get update
RUN apt-get install -y zip wget

# Install Composer
# see https://github.com/RobLoach/docker-composer
RUN curl -o /tmp/composer-setup.php https://getcomposer.org/installer \
  && curl -o /tmp/composer-setup.sig https://composer.github.io/installer.sig \
  && php -r "if (hash('SHA384', file_get_contents('/tmp/composer-setup.php')) !== trim(file_get_contents('/tmp/composer-setup.sig'))) { unlink('/tmp/composer-setup.php'); echo 'Invalid installer' . PHP_EOL; exit(1); }"
RUN php /tmp/composer-setup.php --no-ansi --install-dir=/usr/local/bin --filename=composer --version=${COMPOSER_VERSION} && rm -rf /tmp/composer-setup.php

# Install the server
WORKDIR /home
RUN wget https://github.com/gomoob/php-websocket-server/archive/$PHP_WEBSOCKET_SERVER_VERSION.tar.gz
RUN tar -zxvf $PHP_WEBSOCKET_SERVER_VERSION.tar.gz

# Install composer dependencies
WORKDIR /home/php-websocket-server-$PHP_WEBSOCKET_SERVER_VERSION
RUN composer update --prefer-dist --no-dev --optimize-autoloader --prefer-stable

COPY bin/server.php /home/php-websocket-server-$PHP_WEBSOCKET_SERVER_VERSION
COPY conf/auth.yml /etc/auth.yml

# The default command is php
CMD php ./server.php