Dockerfile

FROM php:5.6-apache

RUN mv /etc/apt/sources.list /etc/apt/sources.list.bak \
    && 	echo "deb http://mirrors.163.com/debian/ stretch main non-free contrib" >> /etc/apt/sources.list \
    && echo "deb http://mirrors.163.com/debian/ stretch-updates main non-free contrib" >> /etc/apt/sources.list \
    && echo "deb http://mirrors.163.com/debian/ stretch-backports main non-free contrib" >> /etc/apt/sources.list \
    && echo "deb-src http://mirrors.163.com/debian/ stretch main non-free contrib" >> /etc/apt/sources.list \
    && echo "deb-src http://mirrors.163.com/debian/ stretch-updates main non-free contrib" >> /etc/apt/sources.list \
    && echo "deb-src http://mirrors.163.com/debian/ stretch-backports main non-free contrib" >> /etc/apt/sources.list \
    && echo "deb http://mirrors.163.com/debian-security/ stretch/updates main non-free contrib" >> /etc/apt/sources.list \
    && echo "deb-src http://mirrors.163.com/debian-security/ stretch/updates main non-free contrib" >> /etc/apt/sources.list

RUN apt-get update \
    && apt-get install -y sendmail git

COPY xdebug/ /opt/xdebug

RUN cd /opt/xdebug \
    && git checkout XDEBUG_2_5_5 \
    && phpize \
    && ./configure --enable-xdebug \
    && make \
    && make install \
    && rm -rf /opt/xdebug

RUN echo 'sendmail_path = "/usr/sbin/sendmail -t -i"' > /usr/local/etc/php/php.ini

COPY PHPMailer/ /var/www/html/

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

RUN docker-php-ext-enable xdebug