PHP 5.5 on Alpine Linux

Dockerfile

# base for this file taken from here: https://github.com/GitHub30/php/blob/5.5/5.5/alpine/Dockerfile
FROM alpine:3.6
ENV BASE_LINUX alpine

RUN apk add --no-cache --virtual .persistent-deps \
		ca-certificates \
		curl \
		tar \
		xz \
   		apache2 \
   		dumb-init \
	&& rm -rf /var/www/localhost

RUN apk update
RUN apk --no-cache add ca-certificates libgcc
RUN curl https://raw.githubusercontent.com/sgerrand/alpine-pkg-glibc/master/sgerrand.rsa.pub > /etc/apk/keys/sgerrand.rsa.pub
RUN curl -L -o /tmp/glibc-2.25-r0.apk https://github.com/sgerrand/alpine-pkg-glibc/releases/download/2.25-r0/glibc-2.25-r0.apk
RUN curl -L -o /tmp/glibc-i18n-2.25-r1.apk https://github.com/sgerrand/alpine-pkg-glibc/releases/download/unreleased/glibc-i18n-2.25-r1.apk
RUN curl -L -o /tmp/glibc-bin-2.25-r1.apk https://github.com/sgerrand/alpine-pkg-glibc/releases/download/unreleased/glibc-bin-2.25-r1.apk
RUN apk add /tmp/glibc-2.25-r0.apk
RUN apk add /tmp/glibc-bin-2.25-r1.apk
RUN apk add /tmp/glibc-i18n-2.25-r1.apk
RUN /usr/glibc-compat/bin/localedef -i en_US -f UTF-8 en_US.UTF-8

RUN mkdir -p /run/apache2
RUN mkdir -p /var/run/apache2
RUN mkdir -p /var/lock/apache2
RUN mkdir -p /var/www/html


RUN set -x && adduser -D -S -G www-data www-data

RUN mkdir -p /usr/local/etc/php/conf.d

RUN set -xe \
	&& mkdir -p /usr/src \
	&& cd /usr/src \
	&& curl -fSsL "http://php.net/get/php-5.5.38.tar.xz/from/this/mirror" -o php.tar.xz \
	&& echo "cb527c44b48343c8557fe2446464ff1d4695155a95601083e5d1f175df95580f *php.tar.xz" | sha256sum -c - \
	&& apk add --no-cache --virtual .build-deps \
		autoconf \
        file \
        g++ \
        gcc \
        libc-dev \
        make \
        pkgconf \
        re2c \
		curl-dev \
		libedit-dev \
		libxml2-dev \
		sqlite-dev \
		apache2-dev \
		libpng-dev \
		bzip2-dev \
		gettext-dev \
		libmcrypt-dev \
	\
	&& mkdir -p /usr/src/php \
	&& tar -Jxf /usr/src/php.tar.xz -C /usr/src/php --strip-components=1 \
	&& cd /usr/src/php \
	&& ./configure \
		--with-config-file-path=/usr/local/etc/php \
		--with-config-file-scan-dir=/usr/local/etc/php/conf.d \
		\
		--disable-cgi \
		\
		--enable-ftp \
		--enable-mbstring \
		--enable-opcache \
		--enable-bcmath \
		--enable-dba=shared \
		--enable-exif \
		--enable-zip \
		--enable-shmop \
		--enable-calendar \
		--enable-soap \
		\
		--with-curl \
		--with-libedit \
		--with-openssl \
		--with-zlib \
		--with-apxs2=/usr/bin/apxs \
 		--with-gd \
 		--with-mhash \
 		--with-bz2 \
 		--with-gettext \
 		--with-mcrypt \
 		--with-mysql \
		\
	&& make -j"$(getconf _NPROCESSORS_ONLN)" \
	&& make install \
	&& { find /usr/local/bin /usr/local/sbin -type f -perm +0111 -exec strip --strip-all '{}' + || true; } \
	&& make clean \
	&& rm -rf /usr/src/php \
	&& rm /usr/src/php.tar.xz \
	\
	&& runDeps="$( \
		scanelf --needed --nobanner --recursive /usr/local \
			| awk '{ gsub(/,/, "\nso:", $2); print "so:" $2 }' \
			| sort -u \
			| xargs -r apk info --installed \
			| sort -u \
	)" \
	&& apk add --no-cache --virtual .php-rundeps $runDeps \
	\
	&& apk del .build-deps

COPY conf/httpd.conf /etc/apache2/httpd.conf
COPY conf/default.conf /etc/apache2/conf.d/default.conf
COPY conf/php.ini /usr/local/etc/php/php.ini

ENTRYPOINT ["/usr/sbin/httpd", "-D", "FOREGROUND", "-f", "/etc/apache2/httpd.conf"]

EXPOSE 80