mirror of
https://github.com/netbootxyz/docker-netbootxyz.git
synced 2025-08-06 22:27:41 +02:00
105 lines
3.0 KiB
Docker
105 lines
3.0 KiB
Docker
# Build stage - Download and prepare webapp
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FROM alpine:3.22.0 AS build
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# Set version label
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ARG WEBAPP_VERSION
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# Install build dependencies with virtual package for easy cleanup
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RUN apk add --no-cache --virtual .build-deps \
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bash \
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curl \
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git \
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jq \
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npm \
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&& mkdir /app \
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# Determine webapp version if not provided
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&& if [ -z "${WEBAPP_VERSION+x}" ]; then \
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WEBAPP_VERSION=$(curl -sX GET "https://api.github.com/repos/netbootxyz/webapp/releases/latest" \
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| awk '/tag_name/{print $4;exit}' FS='[""]'); \
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fi \
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# Download and extract webapp
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&& curl -o /tmp/webapp.tar.gz -L \
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"https://github.com/netbootxyz/webapp/archive/${WEBAPP_VERSION}.tar.gz" \
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&& tar xf /tmp/webapp.tar.gz -C /app/ --strip-components=1 \
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# Install only production dependencies
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&& cd /app \
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&& npm install --omit=dev --no-audit --no-fund \
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# Clean up build artifacts and cache
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&& npm cache clean --force \
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&& rm -rf /tmp/* \
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&& apk del .build-deps
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# Production stage - Final container
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FROM alpine:3.22.0
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# Build arguments for labels
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ARG BUILD_DATE
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ARG VERSION
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ARG VCS_REF
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# Enhanced container labels following OCI spec
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LABEL org.opencontainers.image.title="netboot.xyz" \
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org.opencontainers.image.description="Your favorite operating systems in one place. A network-based bootable operating system installer based on iPXE." \
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org.opencontainers.image.version="${VERSION}" \
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org.opencontainers.image.created="${BUILD_DATE}" \
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org.opencontainers.image.revision="${VCS_REF}" \
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org.opencontainers.image.vendor="netboot.xyz" \
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org.opencontainers.image.url="https://netboot.xyz" \
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org.opencontainers.image.source="https://github.com/netbootxyz/docker-netbootxyz" \
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org.opencontainers.image.licenses="Apache-2.0" \
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maintainer="antonym"
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# Install runtime dependencies and configure system in a single layer
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RUN apk add --no-cache \
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# Core utilities
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bash \
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busybox \
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curl \
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envsubst \
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jq \
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tar \
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# Network services
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dnsmasq \
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nginx \
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nodejs \
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# System services
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shadow \
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sudo \
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supervisor \
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syslog-ng \
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# Runtime libraries
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nghttp2-dev \
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# Create required directories
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&& mkdir -p /app /config /defaults \
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# Remove unnecessary packages to reduce size
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&& rm -rf /var/cache/apk/*
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# Copy webapp from build stage
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COPY --from=build /app /app
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# Environment variables with defaults
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ENV TFTPD_OPTS='' \
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NGINX_PORT='80' \
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WEB_APP_PORT='3000' \
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NODE_ENV='production' \
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NPM_CONFIG_CACHE='/tmp/.npm' \
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PUID='1000' \
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PGID='1000'
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EXPOSE 69/udp
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EXPOSE 80
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EXPOSE 3000
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# Copy configuration files and scripts
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COPY --chown=root:root root/ /
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# Make scripts executable
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RUN chmod +x /start.sh /init.sh /healthcheck.sh /usr/local/bin/dnsmasq-wrapper.sh
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# Enhanced health check with better timing for slow systems
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HEALTHCHECK --interval=30s --timeout=15s --start-period=60s --retries=3 \
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CMD /healthcheck.sh
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# Use exec form for better signal handling
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CMD ["/start.sh"]
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