zammad/Dockerfile
2026-05-19 11:39:23 +02:00

124 lines
4.6 KiB
Docker

# syntax=docker/dockerfile:1
# check=error=true
ARG RUBY_VERSION=3.4.9
ARG NODE_VERSION=24
FROM docker.io/library/ruby:$RUBY_VERSION-slim-trixie AS base
# Rails app lives here
WORKDIR /opt/zammad
# Set production environment
ENV RAILS_ENV="production" \
BUNDLE_DEPLOYMENT="1" \
BUNDLE_PATH="/usr/local/bundle" \
BUNDLE_WITHOUT="test development" \
RAILS_LOG_TO_STDOUT="true"
# Install base packages
# Add official PostgreSQL apt repository to not depend on Debian's version.
# https://www.postgresql.org/download/linux/debian/
# Use `postgresql-client` meta-package to have the latest `pg_dump` that works even with the latest PostgreSQL versions.
# https://github.com/zammad/zammad/issues/6009
RUN apt-get update -qq && \
apt-get install -y postgresql-common && \
/usr/share/postgresql-common/pgdg/apt.postgresql.org.sh -y && \
apt-get install --no-install-recommends -y curl libimlib2 libpq5 nginx gnupg postgresql-client && \
rm -rf /var/lib/apt/lists /var/cache/apt/archives
# Throw-away stage to get the node binary
FROM node:${NODE_VERSION}-trixie-slim AS node
RUN npm -g install corepack && corepack enable pnpm && \
rm /usr/local/bin/yarn /usr/local/bin/yarnpkg
# Throw-away build stage to reduce size of final image
FROM base AS build
ARG COMMIT_SHA
SHELL ["/bin/bash", "-o", "errexit", "-o", "pipefail", "-c"]
# Install packages needed to build gems and node modules
RUN apt-get update -qq && \
apt-get install --no-install-recommends -y build-essential git libimlib2-dev libpq-dev libyaml-dev && \
rm -rf /var/lib/apt/lists /var/cache/apt/archives
# Install application gems
COPY Gemfile Gemfile.lock vendor ./
RUN bundle install && \
rm -rf ~/.bundle/ "${BUNDLE_PATH}"/ruby/*/cache "${BUNDLE_PATH}"/ruby/*/bundler/gems/*/.git
# Install JavaScript dependencies
COPY --from=node /usr/local/lib/node_modules /usr/local/lib/node_modules
COPY --from=node /usr/local/bin /usr/local/bin
# Install node modules
COPY package.json pnpm-lock.yaml pnpm-workspace.yaml ./
COPY .eslint-plugin-zammad/package.json .eslint-plugin-zammad/pnpm-lock.yaml .eslint-plugin-zammad/lib/ .eslint-plugin-zammad/
RUN pnpm install --frozen-lockfile
# Copy application code
COPY . .
# Append build information to the Zammad VERSION.
RUN if [ -z "${COMMIT_SHA}" ]; then \
echo "Error: the required build argument \$COMMIT_SHA is missing."; \
exit 1; \
fi; \
COMMIT_SHA_SHORT=$(echo "${COMMIT_SHA}" | cut -c 1-8); \
echo "$(tr -d '\n' < VERSION)-${COMMIT_SHA_SHORT}.docker" > VERSION; \
echo 'Updated build information in VERSION:'; \
cat VERSION
# Don't require Redis or Postgres (use fake DATABASE_URL to make Rails validation happy).
RUN touch db/schema.rb && \
ZAMMAD_SAFE_MODE=1 DATABASE_URL=postgresql://zammad:/zammad bundle exec rake assets:precompile
RUN script/build/cleanup.sh
# Precompile bootsnap code for faster boot times
RUN bundle exec bootsnap precompile --gemfile app/ lib/
# Final stage for app image
FROM base
# Ensure latest patches are applied.
RUN apt-get update -qq && \
apt-get upgrade -y && \
rm -rf /var/lib/apt/lists /var/cache/apt/archives
# Application variables with defaults matching the Zammad docker stack.
ENV POSTGRESQL_DB=zammad_production \
POSTGRESQL_HOST=zammad-postgresql \
POSTGRESQL_PORT=5432 \
POSTGRESQL_USER=zammad \
POSTGRESQL_PASS=zammad \
POSTGRESQL_OPTIONS=?pool=50 \
RAILS_TRUSTED_PROXIES=127.0.0.1,::1
RUN groupadd --system --gid 1000 zammad && \
useradd --create-home --home /opt/zammad --shell /bin/bash --uid 1000 --gid 1000 zammad
RUN sed -i -e "s#user www-data;##g" \
-e 's#/var/log/nginx/\(access\|error\).log#/dev/stdout#g' \
-e 's#pid /run/nginx.pid;#pid /tmp/nginx.pid;#g' /etc/nginx/nginx.conf && \
mkdir -p /opt/zammad /var/log/nginx
# Pre-create the storage/ and tmp/ folders to avoid mount permission issues (see https://github.com/zammad/zammad/issues/5412).
RUN mkdir -p "/opt/zammad/storage" "/opt/zammad/tmp" && \
chown -R 1000:1000 /etc/nginx /var/lib/nginx /var/log/nginx /opt/zammad
# Copy built artifacts: gems, application
COPY --chown=1000:1000 --from=build "${BUNDLE_PATH}" "${BUNDLE_PATH}"
COPY --chown=1000:1000 --from=build /opt/zammad /opt/zammad
# Backwards compatibility for older images that used /docker-entrypoint.sh
RUN ln -s "/opt/zammad/bin/docker-entrypoint" /docker-entrypoint.sh
# Run and own only the runtime files as a non-root user for security
USER 1000:1000
ENTRYPOINT ["/opt/zammad/bin/docker-entrypoint"]
# Set labels to help portainer.io admins to access rails console.
LABEL io.portainer.commands.rails-console="bundle exec rails c"