Dockerfile PHP 8 & Newrelic Agent

Dockerfile

FROM alpine:3.13

LABEL Maintainer="Yoga Hanggara <[email protected]>" \
      Description="Lightweight Laravel app container with Nginx 1.18 & PHP-FPM 8 based on Alpine Linux."

ARG PHP_VERSION="8.0.2-r0"

# Install packages
RUN apk --no-cache add php8=${PHP_VERSION} php8-fpm php8-opcache php8-openssl php8-curl php8-phar php8-session \
    php8-fileinfo php8-pdo php8-pdo_mysql php8-mysqli php8-mbstring php8-dom \
    nginx supervisor curl

# Symlink php8 => php
RUN ln -s /usr/bin/php8 /usr/bin/php

# Configure nginx
COPY docker/nginx.conf /etc/nginx/nginx.conf

# Remove default server definition
RUN rm /etc/nginx/conf.d/default.conf

# Configure PHP-FPM
COPY docker/fpm-pool.conf /etc/php8/php-fpm.d/www.conf
COPY docker/php.ini /etc/php8/conf.d/custom.ini

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

# install new relic
RUN curl -L "https://download.newrelic.com/php_agent/release/newrelic-php5-9.17.1.301-linux-musl.tar.gz" | tar -C /tmp -zx \
 && export NR_INSTALL_SILENT=1 \
 && export NR_INSTALL_USE_CP_NOT_LN=1 \
 && /tmp/newrelic-php5-*/newrelic-install install \
 && rm -rf /tmp/newrelic-php5-* /tmp/nrinstall*

RUN echo "newrelic.enabled=true" >> /etc/php8/conf.d/newrelic.ini \
    && echo "newrelic.license=\"XXXXX\"" >> /etc/php8/conf.d/newrelic.ini \
    && echo "newrelic.appname=\"PHP Application\"" >> /etc/php8/conf.d/newrelic.ini \
    && echo "newrelic.daemon.address=\"php-newrelic-daemon:31339\"" >> /etc/php8/conf.d/newrelic.ini

# Setup document root
RUN mkdir -p /var/www/html
COPY docker/docker-entrypoint.sh docker-entrypoint.sh
RUN chmod +x docker-entrypoint.sh

# 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 && \
  chown -R nobody.nobody /run && \
  chown -R nobody.nobody /var/lib/nginx && \
  chown -R nobody.nobody /var/log/nginx

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

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

# Install composer from the official image
COPY --from=composer:2 /usr/bin/composer /usr/bin/composer

# Run composer install to install the dependencies
RUN composer install --no-cache --no-dev --prefer-dist --optimize-autoloader --no-interaction --no-progress && \
    composer dump-autoload --optimize

# Expose the port nginx is reachable on
EXPOSE 8080

# Let supervisord start nginx & php-fpm
ENTRYPOINT ["/bin/sh", "/docker-entrypoint.sh"]

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