Dockerfile

FROM nginx:1.25.4-alpine

RUN apk add --no-cache \
        curl \
        php82 \
        php82-ctype \
        php82-curl \
        php82-dom \
        php82-fileinfo \
        php82-fpm \
        php82-gd \
        php82-intl \
        php82-mbstring \
        php82-mysqli \
        php82-opcache \
        php82-openssl \
        php82-phar \
        php82-session \
        php82-tokenizer \
        php82-xml \
        php82-xmlreader \
        php82-xmlwriter \
        supervisor

RUN cat /etc/nginx/conf.d/default.conf
WORKDIR /var/www/html

# Configure nginx - http
COPY config/nginx.conf /etc/nginx/nginx.conf
# Configure nginx - default server
COPY config/conf.d /etc/nginx/conf.d/

# Configure PHP-FPM
ENV PHP_INI_DIR /etc/php82
COPY config/fpm-pool.conf ${PHP_INI_DIR}/php-fpm.d/www.conf
COPY config/php.ini ${PHP_INI_DIR}/conf.d/custom.ini

# Configure supervisord
COPY config/supervisord.conf /etc/supervisor/conf.d/supervisord.conf

# Make sure files/folders needed by the processes are accessable when they run under the nobody user
RUN chown -R nobody.nobody /var/www/html /run /usr/share/nginx/html /var/log/nginx

# Remove log links to stdout and stderr
RUN rm /var/log/nginx/*.log

# Create symlink for php
RUN ln -s /usr/bin/php82 /usr/bin/php

# Switch to use a non-root user from here on
USER nobody

# Add application
COPY --chown=nobody src/ /var/www/html/

# Expose the port nginx is reachable on
EXPOSE 8080

# Let supervisord start nginx & php-fpm
CMD ["/usr/bin/supervisord", "-c", "/etc/supervisor/conf.d/supervisord.conf"]

# Configure a healthcheck to validate that everything is up&running
HEALTHCHECK --timeout=10s CMD curl --silent --fail http://127.0.0.1:8080/fpm-ping || exit 1