117 lines
3.8 KiB
Docker
117 lines
3.8 KiB
Docker
#
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# build AB-NGINX container (based on NGINX mainline)
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#
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ARG NGINX_VERSION=1.21.3
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FROM nginx:${NGINX_VERSION}-alpine
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ARG NGINX_VERSION
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# default uid and gid for nginx user
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ARG UID=8080
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ARG GID=8080
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# create nginx user
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RUN addgroup --gid ${GID} www-docker \
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&& adduser \
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-S \
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-h /home/www-docker \
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-G www-docker \
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--disabled-password \
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--gecos 'nginx docker system user' \
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--uid ${UID} \
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www-docker
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# add libcap and allow nginx to bind to ports <1024;
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# extract fun error pages;
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# create /certs directory for auto-generation;
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# create LetsEncrypt challenge directory outside webroot
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RUN apk --update --no-cache add \
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libcap \
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openssl \
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&& apk --update --no-cache upgrade \
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&& setcap 'cap_net_bind_service=+ep' /usr/sbin/nginx \
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&& cd /usr/share/nginx \
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&& rm -rf html/* \
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&& wget -O /tmp/errorpages.tar.gz https://git.asifbacchus.dev/asif/fun-errorpages/archive/v1.0.tar.gz \
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&& tar -xzf /tmp/errorpages.tar.gz -C /tmp \
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&& mv /tmp/fun-errorpages/errorpages ./ \
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&& rm -rf /tmp/* \
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&& rm -rf /docker-entrypoint.d \
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&& rm -f /docker-entrypoint.sh \
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&& mkdir /certs \
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&& mkdir /usr/share/nginx/letsencrypt
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# health check
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HEALTHCHECK \
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--interval=10s \
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--timeout=5s \
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--start-period=60s \
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--retries=3 \
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CMD curl --fail http://127.0.0.1:9000/nginx_status || exit 1
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# standardized labels
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MAINTAINER Asif Bacchus <asif@asifbacchus.dev>
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LABEL maintainer="Asif Bacchus <asif@asifbacchus.dev>"
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LABEL dev.asifbacchus.docker.internalName="ab-nginx"
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LABEL org.opencontainers.image.author="Asif Bacchus <asif@asifbacchus.dev>"
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LABEL org.opencontainers.image.url="https://git.asifbacchus.dev/ab-docker/ab-nginx"
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LABEL org.opencontainers.image.documentation="https://git.asifbacchus.dev/ab-docker/ab-nginx/wiki"
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LABEL org.opencontainers.image.source="https://git.asifbacchus.dev/ab-docker/ab-nginx.git"
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LABEL org.opencontainers.image.vendor="NGINX"
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LABEL org.opencontainers.image.title="ab-nginx"
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LABEL org.opencontainers.image.description="NGINX-mainline-alpine with more logical file location layout and automatic SSL set up if certificates are provided."
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# copy configuration files and utility scripts
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COPY entrypoint.sh /usr/local/bin/entrypoint.sh
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COPY generate-cert.sh /usr/local/bin/generate-cert
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COPY selfsigned.cnf /etc/selfsigned.cnf
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COPY config /etc/nginx/
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COPY sites /etc/nginx/sites/
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COPY webroot /usr/share/nginx/html/
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# expose ports
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EXPOSE 80 443
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# clean-up permissions and run as www-docker user
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RUN chown -R www-docker:www-docker /usr/share/nginx \
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&& find /usr/share/nginx -type d -exec chmod 755 {} \; \
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&& find /usr/share/nginx -type f -exec chmod 644 {} \; \
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&& chown -R www-docker:www-docker /etc/nginx \
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&& find /etc/nginx -type d -exec chmod 750 {} \; \
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&& find /etc/nginx -type f -exec chmod 640 {} \; \
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&& chown www-docker:www-docker /var/cache/nginx \
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&& chown www-docker:www-docker /var/log/nginx \
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&& chown www-docker:www-docker /certs \
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&& chmod 700 /certs \
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&& chmod 644 /etc/selfsigned.cnf \
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&& chmod 755 /usr/local/bin/generate-cert /usr/local/bin/entrypoint.sh
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USER www-docker
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WORKDIR /usr/share/nginx/html
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# default environment variables
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ENV TZ=Etc/UTC
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ENV SERVER_NAMES="_"
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ENV HTTP_PORT=80
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ENV HTTPS_PORT=443
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ENV ACCESS_LOG=OFF
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ENV HSTS=FALSE
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ENV TLS13_ONLY=FALSE
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# entrypoint script
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ENTRYPOINT [ "/usr/local/bin/entrypoint.sh" ]
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# run NGINX by default
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STOPSIGNAL SIGQUIT
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CMD [ "nginx", "-g", "daemon off;" ]
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# add build date and version labels
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ARG BUILD_DATE
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ARG GIT_COMMIT
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ARG INTERNAL_VERSION
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LABEL org.opencontainers.image.revision=${GIT_COMMIT}
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LABEL org.opencontainers.image.version=${NGINX_VERSION}
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LABEL dev.asifbacchus.docker.internalVersion=${INTERNAL_VERSION}-${NGINX_VERSION}
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LABEL org.opencontainers.image.created=${BUILD_DATE}
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#EOF
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