mirror of
https://github.com/johndoe6345789/SparkOS.git
synced 2026-04-24 13:34:56 +00:00
66 lines
1.9 KiB
Docker
66 lines
1.9 KiB
Docker
# SparkOS Docker Image
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# Multi-stage build for minimal final image size
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# Build stage - use gcc image which has all build tools pre-installed
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FROM gcc:13-bookworm AS builder
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# Set working directory
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WORKDIR /build
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# Copy source files
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COPY src/ ./src/
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COPY Makefile .
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COPY scripts/ ./scripts/
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# Build the init system
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RUN make init
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# Runtime stage - use Alpine for minimal size
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FROM alpine:3.19
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# Install file command for testing init binary
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# file package provides the file(1) command to determine file type
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RUN apk add --no-cache file
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# Note: Alpine includes busybox by default
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# Create minimal rootfs structure
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RUN mkdir -p /sparkos/rootfs/bin \
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/sparkos/rootfs/sbin \
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/sparkos/rootfs/etc \
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/sparkos/rootfs/proc \
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/sparkos/rootfs/sys \
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/sparkos/rootfs/dev \
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/sparkos/rootfs/tmp \
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/sparkos/rootfs/usr/bin \
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/sparkos/rootfs/usr/sbin \
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/sparkos/rootfs/usr/lib \
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/sparkos/rootfs/var/log \
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/sparkos/rootfs/var/run \
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/sparkos/rootfs/root \
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/sparkos/rootfs/home/spark && \
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chmod 1777 /sparkos/rootfs/tmp && \
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chmod 700 /sparkos/rootfs/root && \
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chmod 755 /sparkos/rootfs/home/spark
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# Copy built init binary from builder
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COPY --from=builder /build/init /sparkos/rootfs/sbin/init
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# Set up basic configuration files
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RUN echo "sparkos" > /sparkos/rootfs/etc/hostname && \
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echo "127.0.0.1 localhost" > /sparkos/rootfs/etc/hosts && \
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echo "127.0.1.1 sparkos" >> /sparkos/rootfs/etc/hosts && \
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echo "root:x:0:0:root:/root:/bin/sh" > /sparkos/rootfs/etc/passwd && \
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echo "spark:x:1000:1000:SparkOS User:/home/spark:/bin/sh" >> /sparkos/rootfs/etc/passwd && \
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echo "root:x:0:" > /sparkos/rootfs/etc/group && \
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echo "spark:x:1000:" >> /sparkos/rootfs/etc/group
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# Create a test entrypoint
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COPY scripts/test.sh /sparkos/test.sh
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RUN chmod +x /sparkos/test.sh
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WORKDIR /sparkos
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# Set entrypoint
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ENTRYPOINT ["/sparkos/test.sh"]
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