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49 lines
1.2 KiB
Docker
49 lines
1.2 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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COPY scripts/docker-install-packages.sh /tmp/
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RUN /tmp/docker-install-packages.sh
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# SparkOS Philosophy: No CLI tools, GUI-only experience
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# The init system is completely self-contained with no external dependencies
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# All functionality is provided through direct system calls in C
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# Create minimal rootfs structure
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COPY scripts/docker-setup-rootfs.sh /tmp/
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RUN /tmp/docker-setup-rootfs.sh
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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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COPY scripts/docker-setup-config.sh /tmp/
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RUN /tmp/docker-setup-config.sh
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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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