generate.sh

#!/bin/bash
set -e

versions=( "$@" )
if [ ${#versions[@]} -eq 0 ]; then
	versions=( */ )
fi
versions=( "${versions[@]%/}" )

# Set default timezone
TZ='Europe/Vienna'

# Building php-fpm images
for version in "${versions[@]}"; do
	versionShort=`echo $version | tr -d '.'`
	majorVersion=`echo $version | sed 's/^\([[:digit:]]*\).*$/\1/'`

	directory="${version}/fpm"
	file="${directory}/Dockerfile"

	echo "Generating ${file}"

	ppa="php"
	ppaPinName="LP-PPA-ondrej-php5"
	package="php${version}-fpm"
	binary="php-fpm${version}"
	config="/etc/php/${version}/fpm/php-fpm.conf"
	extensions="sqlite3 pgsql mysql mcrypt mbstring intl gd curl xml xsl xdebug zip"
	extensionsDisable="xdebug"
	extensionsPackages=""
	cliBinary="php${version}"
	phpenmod="phpenmod -v ${version} -s ALL"
	phpdismod="phpdismod -v ${version} -s ALL"

	if [[ ${majorVersion} == "7" ]]; then
		extensions+=""
	fi

	for short in $extensions; do
		extensionsPackages+="php${version}-${short} "
	done

	cat <<- DOCKERFILE > ${file}
		# Beware: This file is generated by the generate.sh script!
		FROM ubuntu:16.04
		MAINTAINER 25th-floor GmbH <devops@25th-floor.com>
		EXPOSE 9000

		ENV DEBIAN_FRONTEND noninteractive
		ENV TZ=${TZ}

		RUN apt-get update \\
			&& apt-get -y dist-upgrade \\
			&& apt-get install -y software-properties-common language-pack-en-base language-pack-de git tzdata netcat \\
			&& LC_ALL=en_US.UTF-8 add-apt-repository ppa:ondrej/${ppa} \\
			&& apt-get update \\
			&& echo "Package: *\nPin: release o=${ppaPinName}\nPin-Priority: 1001" > /etc/apt/preferences.d/ondrej \\
			&& apt-get install -y ${package} ${extensionsPackages} \\
			&& apt-get install -y php-pear \\
			&& apt-get clean \\
			&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* \\
			&& ln -snf /usr/share/zoneinfo/\$TZ /etc/localtime \\
			&& echo \$TZ > /etc/timezone \\
			&& dpkg-reconfigure -f noninteractive tzdata

		RUN ${phpenmod} ${extensions}

		# supply but disable xdebug; can be enabled by custom volume-mount ini file
		RUN ${phpdismod} ${extensionsDisable}

		# install composer
		RUN ${cliBinary} -r 'readfile("https://getcomposer.org/installer");' > composer-setup.php \\
			&& ${cliBinary} composer-setup.php --install-dir=/usr/local/bin --filename=composer \\
			&& rm composer-setup.php

		# install phing
		RUN export PHP_PEAR_PHP_BIN=${cliBinary} \\
			&& pear channel-discover pear.phing.info \\
			&& pear install phing/phing

		# Prepare run directory\nRUN mkdir /run/php\n\nWORKDIR /var/www\n\n" >> ${file}
		COPY php-fpm.conf ${config}
		CMD ["${binary}"]
	DOCKERFILE

	# do some code-styling for Dockerfile readability
	sed -i '' -e "s|^&&|$(printf '\t')\&\&|g" ${file}

	cp php-fpm.conf ${directory}

	docker build -f ${file} --tag "25thfloor/php-fpm:${version}" ${directory}/
done

# Building php-nginx images
for version in "${versions[@]}"; do
	majorVersion=`echo $version | sed 's/^\([[:digit:]]*\).*$/\1/'`

	directory="${version}/nginx"
	file="${directory}/Dockerfile"
	supervisor="${directory}/supervisord.conf"
	binary="php-fpm${version}"

	echo "Generating ${file}"

	cat <<- DOCKERFILE > ${file}
		# Beware: This file is generated by the generate.sh script!
		FROM 25thfloor/php-fpm:${version}
		MAINTAINER 25th-floor GmbH <devops@25th-floor.com>
		EXPOSE 80

		ENV TZ=${TZ}

		RUN ln -snf /usr/share/zoneinfo/\$TZ /etc/localtime \\
			&& echo \$TZ > /etc/timezone \\
			&& dpkg-reconfigure -f noninteractive tzdata \\
			&& apt-key adv --fetch-keys http://nginx.org/keys/nginx_signing.key \\
			&& echo "deb http://nginx.org/packages/mainline/ubuntu/ \`grep -oP 'DISTRIB_CODENAME=\\K.*' /etc/lsb-release\` nginx" >> /etc/apt/sources.list.d/nginx.list \\
			&& cat /etc/apt/sources.list.d/nginx.list \\
			&& apt-get update \\
			&& apt-get install -y supervisor nginx \\
			&& apt-get clean \\
			&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* \\
			&& ln -sf /dev/stdout /var/log/nginx/access.log \\
			&& ln -sf /dev/stderr /var/log/nginx/error.log

		COPY supervisord.conf /etc/supervisor/conf.d/supervisord.conf
		COPY nginx-site.conf /etc/nginx/sites-enabled/default

		CMD ["/usr/bin/supervisord", "-c", "/etc/supervisor/supervisord.conf"]
	DOCKERFILE

	# do some code-styling for Dockerfile readability
	sed -i '' -e "s|^&&|$(printf '\t')\&\&|g" ${file}

	cat <<- SUPERVISOR > ${supervisor}
		[supervisord]
		nodaemon=true
		loglevel=debug
		logfile=/proc/1/fd/1
		logfile_maxbytes=0

		[program:php-fpm]
		command=${binary}
		autostart=true
		autorestart=true
		redirect_stderr=true
		stdout_logfile=/proc/1/fd/1
		stdout_logfile_maxbytes=0
		stderr_logfile=/proc/1/fd/2
		stderr_logfile_maxbytes=0

		[program:nginx]
		command=nginx -g "daemon off;"
		autostart=true
		autorestart=true
		redirect_stderr=true
		stdout_logfile=/proc/1/fd/1
		stdout_logfile_maxbytes=0
		stderr_logfile=/proc/1/fd/2
		stderr_logfile_maxbytes=0
	SUPERVISOR

	cp nginx-site.conf ${directory}

	docker build -f ${file} --tag "25thfloor/php-nginx:${version}" ${directory}/
done