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pixelfed/Dockerfile
Christian Winther e228a1622d refactor layout
2024-01-06 14:19:36 +00:00

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# syntax=docker/dockerfile:1
# See https://hub.docker.com/r/docker/dockerfile
#######################################################
# Configuration
#######################################################
# See: https://github.com/composer/composer/releases
ARG COMPOSER_VERSION="2.6"
# See: https://nginx.org/
ARG NGINX_VERSION="1.25.3"
# See: https://github.com/ddollar/forego
ARG FOREGO_VERSION="0.17.2"
# See: https://github.com/hairyhenderson/gomplate
ARG GOMPLATE_VERSION="v3.11.6"
###
# PHP base configuration
###
# See: https://hub.docker.com/_/php/tags
ARG PHP_VERSION="8.1"
# See: https://github.com/docker-library/docs/blob/master/php/README.md#image-variants
ARG PHP_BASE_TYPE="apache"
ARG PHP_DEBIAN_RELEASE="bullseye"
ARG RUNTIME_UID=33 # often called 'www-data'
ARG RUNTIME_GID=33 # often called 'www-data'
# APT extra packages
ARG APT_PACKAGES_EXTRA=""
# Extensions installed via [pecl install]
ARG PHP_PECL_EXTENSIONS=""
ARG PHP_PECL_EXTENSIONS_EXTRA=""
# Extensions installed via [docker-php-ext-install]
ARG PHP_EXTENSIONS="intl bcmath zip pcntl exif curl gd"
ARG PHP_EXTENSIONS_EXTRA=""
ARG PHP_EXTENSIONS_DATABASE="pdo_pgsql pdo_mysql pdo_sqlite"
# GPG key for nginx apt repository
ARG NGINX_GPGKEY="573BFD6B3D8FBC641079A6ABABF5BD827BD9BF62"
# GPP key path for nginx apt repository
ARG NGINX_GPGKEY_PATH="/usr/share/keyrings/nginx-archive-keyring.gpg"
#######################################################
# Docker "copy from" images
#######################################################
# Composer docker image from Docker Hub
#
# NOTE: Docker will *not* pull this image unless it's referenced (via build target)
FROM composer:${COMPOSER_VERSION} AS composer-image
# nginx webserver from Docker Hub.
# Used to copy some docker-entrypoint files for [nginx-runtime]
#
# NOTE: Docker will *not* pull this image unless it's referenced (via build target)
FROM nginx:${NGINX_VERSION} AS nginx-image
# Forego is a Procfile "runner" that makes it trival to run multiple
# processes under a simple init / PID 1 process.
#
# NOTE: Docker will *not* pull this image unless it's referenced (via build target)
#
# See: https://github.com/nginx-proxy/forego
FROM nginxproxy/forego:${FOREGO_VERSION}-debian AS forego-image
# gomplate-image grabs the gomplate binary from GitHub releases
#
# It's in its own layer so it can be fetched in parallel with other build steps
FROM php:${PHP_VERSION}-${PHP_BASE_TYPE}-${PHP_DEBIAN_RELEASE} AS gomplate-image
ARG BUILDARCH
ARG BUILDOS
ARG GOMPLATE_VERSION
RUN set -ex \
&& curl --silent --show-error --location --output /usr/local/bin/gomplate https://github.com/hairyhenderson/gomplate/releases/download/${GOMPLATE_VERSION}/gomplate_${BUILDOS}-${BUILDARCH} \
&& chmod +x /usr/local/bin/gomplate \
&& /usr/local/bin/gomplate --version
#######################################################
# Base image
#######################################################
FROM php:${PHP_VERSION}-${PHP_BASE_TYPE}-${PHP_DEBIAN_RELEASE} AS base
ARG APT_PACKAGES_EXTRA
ARG BUILDKIT_SBOM_SCAN_STAGE="true"
ARG PHP_DEBIAN_RELEASE
ARG PHP_VERSION
ARG RUNTIME_GID
ARG RUNTIME_UID
ARG TARGETPLATFORM
ENV DEBIAN_FRONTEND="noninteractive"
# Ensure we run all scripts through 'bash' rather than 'sh'
SHELL ["/bin/bash", "-c"]
RUN set -ex \
&& mkdir -pv /var/www/ \
&& chown -R ${RUNTIME_UID}:${RUNTIME_GID} /var/www
WORKDIR /var/www/
ENV APT_PACKAGES_EXTRA=${APT_PACKAGES_EXTRA}
# Install and configure base layer
COPY docker/shared/root/docker/install/base.sh /docker/install/base.sh
RUN --mount=type=cache,id=pixelfed-apt-${PHP_VERSION}-${PHP_DEBIAN_RELEASE}-${TARGETPLATFORM},sharing=locked,target=/var/lib/apt \
--mount=type=cache,id=pixelfed-apt-cache-${PHP_VERSION}-${PHP_DEBIAN_RELEASE}-${TARGETPLATFORM},sharing=locked,target=/var/cache/apt \
/docker/install/base.sh
#######################################################
# PHP: extensions
#######################################################
FROM base AS php-extensions
ARG PHP_DEBIAN_RELEASE
ARG PHP_EXTENSIONS
ARG PHP_EXTENSIONS_DATABASE
ARG PHP_EXTENSIONS_EXTRA
ARG PHP_PECL_EXTENSIONS
ARG PHP_PECL_EXTENSIONS_EXTRA
ARG PHP_VERSION
ARG TARGETPLATFORM
ENV PHP_EXTENSIONS_DATABASE=${PHP_EXTENSIONS_DATABASE}
ENV PHP_EXTENSIONS_EXTRA=${PHP_EXTENSIONS_EXTRA}
ENV PHP_EXTENSIONS=${PHP_EXTENSIONS}
ENV PHP_PECL_EXTENSIONS_EXTRA=${PHP_PECL_EXTENSIONS_EXTRA}
ENV PHP_PECL_EXTENSIONS=${PHP_PECL_EXTENSIONS}
COPY docker/shared/root/docker/install/php-extensions.sh /docker/install/php-extensions.sh
RUN --mount=type=cache,id=pixelfed-php-${PHP_VERSION}-${PHP_DEBIAN_RELEASE}-${TARGETPLATFORM},sharing=locked,target=/usr/src/php/ \
--mount=type=cache,id=pixelfed-apt-${PHP_VERSION}-${PHP_DEBIAN_RELEASE}-${TARGETPLATFORM},sharing=locked,target=/var/lib/apt \
--mount=type=cache,id=pixelfed-apt-cache-${PHP_VERSION}-${PHP_DEBIAN_RELEASE}-${TARGETPLATFORM},sharing=locked,target=/var/cache/apt \
/docker/install/php-extensions.sh
#######################################################
# PHP: composer and source code
#######################################################
FROM base AS composer-and-src
ARG PHP_VERSION
ARG PHP_DEBIAN_RELEASE
ARG RUNTIME_UID
ARG RUNTIME_GID
ARG TARGETPLATFORM
# Make sure composer cache is targeting our cache mount later
ENV COMPOSER_CACHE_DIR="/cache/composer"
# Don't enforce any memory limits for composer
ENV COMPOSER_MEMORY_LIMIT=-1
# Disable interactvitity from composer
ENV COMPOSER_NO_INTERACTION=1
# Copy composer from https://hub.docker.com/_/composer
COPY --link --from=composer-image /usr/bin/composer /usr/bin/composer
#! Changing user to runtime user
USER ${RUNTIME_UID}:${RUNTIME_GID}
# Copy over only composer related files so docker layer cache isn't invalidated on PHP file changes
COPY --chown=${RUNTIME_UID}:${RUNTIME_GID} composer.json composer.lock /var/www/
# Install composer dependencies
# NOTE: we skip the autoloader generation here since we don't have all files avaliable (yet)
RUN --mount=type=cache,id=pixelfed-composer-${PHP_VERSION}-${PHP_DEBIAN_RELEASE}-${TARGETPLATFORM},sharing=locked,target=/cache/composer \
set -ex \
&& composer install --prefer-dist --no-autoloader --ignore-platform-reqs
# Copy all other files over
COPY --chown=${RUNTIME_UID}:${RUNTIME_GID} . /var/www/
#######################################################
# Runtime: base
#######################################################
FROM base AS shared-runtime
ARG BUILDARCH
ARG BUILDOS
ARG GOMPLATE_VERSION
ARG RUNTIME_GID
ARG RUNTIME_UID
ENV RUNTIME_UID=${RUNTIME_UID}
ENV RUNTIME_GID=${RUNTIME_GID}
COPY --link --from=php-extensions /usr/local/lib/php/extensions /usr/local/lib/php/extensions
COPY --link --from=php-extensions /usr/local/etc/php /usr/local/etc/php
COPY --link --from=forego-image /usr/local/bin/forego /usr/local/bin/forego
COPY --link --from=gomplate-image /usr/local/bin/gomplate /usr/local/bin/gomplate
COPY --link --from=composer-image /usr/bin/composer /usr/bin/composer
COPY --link --from=composer-and-src --chown=${RUNTIME_UID}:${RUNTIME_GID} /var/www /var/www
#! Changing user to runtime user
USER ${RUNTIME_UID}:${RUNTIME_GID}
# Generate optimized autoloader now that we have all files around
RUN set -ex \
&& composer dump-autoload --optimize
USER root
# for detail why storage is copied this way, pls refer to https://github.com/pixelfed/pixelfed/pull/2137#discussion_r434468862
RUN set -ex \
&& cp --recursive --link --preserve=all storage storage.skel \
&& rm -rf html && ln -s public html
COPY docker/shared/root /
ENTRYPOINT ["/docker/entrypoint.sh"]
#######################################################
# Runtime: apache
#######################################################
FROM shared-runtime AS apache-runtime
COPY docker/apache/root /
RUN set -ex \
&& a2enmod rewrite remoteip proxy proxy_http \
&& a2enconf remoteip
CMD ["apache2-foreground"]
#######################################################
# Runtime: fpm
#######################################################
FROM shared-runtime AS fpm-runtime
COPY docker/fpm/root /
CMD ["php-fpm"]
#######################################################
# Runtime: nginx
#######################################################
FROM shared-runtime AS nginx-runtime
ARG NGINX_GPGKEY
ARG NGINX_GPGKEY_PATH
ARG NGINX_VERSION
ARG PHP_DEBIAN_RELEASE
ARG PHP_VERSION
ARG TARGETPLATFORM
# Install nginx dependencies
RUN --mount=type=cache,id=pixelfed-apt-lists-${PHP_VERSION}-${PHP_DEBIAN_RELEASE}-${TARGETPLATFORM},sharing=locked,target=/var/lib/apt/lists \
--mount=type=cache,id=pixelfed-apt-cache-${PHP_VERSION}-${PHP_DEBIAN_RELEASE}-${TARGETPLATFORM},sharing=locked,target=/var/cache/apt \
set -ex \
&& gpg1 --keyserver "hkp://keyserver.ubuntu.com:80" --keyserver-options timeout=10 --recv-keys "${NGINX_GPGKEY}" \
&& gpg1 --export "$NGINX_GPGKEY" > "$NGINX_GPGKEY_PATH" \
&& echo "deb [signed-by=${NGINX_GPGKEY_PATH}] https://nginx.org/packages/mainline/debian/ ${PHP_DEBIAN_RELEASE} nginx" >> /etc/apt/sources.list.d/nginx.list \
&& apt-get update \
&& apt-get install -y --no-install-recommends \
nginx=${NGINX_VERSION}*
# copy docker entrypoints from the *real* nginx image directly
COPY --link --from=nginx-image /docker-entrypoint.d /docker/entrypoint.d/
COPY docker/nginx/root /
COPY docker/nginx/Procfile .
STOPSIGNAL SIGQUIT
CMD ["forego", "start", "-r"]
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