mirror of
https://github.com/N0rthernL1ghts/s6-rootfs.git
synced 2024-11-27 04:16:47 +01:00
41 lines
1.5 KiB
Docker
41 lines
1.5 KiB
Docker
ARG S6_OVERLAY_VERSION="3.0.0.2"
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ARG S6_OVERLAY_RELEASE="https://github.com/just-containers/s6-overlay/releases/download/"
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# First stage - Download s6-overlay noarch base and unpack it
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FROM scratch AS downloader-s6-base
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ARG S6_OVERLAY_VERSION
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ARG S6_OVERLAY_RELEASE
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ADD "${S6_OVERLAY_RELEASE}/v${S6_OVERLAY_VERSION}/s6-overlay-noarch-${S6_OVERLAY_VERSION}.tar.xz" /s6overlay-base.tar.xz
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# Second stage - Download s6-overlay platform-dependent binaries and unpack
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FROM --platform=${TARGETPLATFORM} alpine:3.15 AS downloader-s6-bin
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ARG TARGETPLATFORM
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ARG S6_OVERLAY_VERSION
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ARG S6_OVERLAY_RELEASE
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ARG S6_OVERLAY_RELEASE_URL="${S6_OVERLAY_RELEASE}/v${S6_OVERLAY_VERSION}/s6-overlay-${TARGETPLATFORM}-${S6_OVERLAY_VERSION}.tar.xz"
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RUN apk add --no-cache wget \
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&& wget -O /s6overlay-bin.tar.xz "$(echo ${S6_OVERLAY_RELEASE_URL} | sed 's/linux\///g' | sed 's/amd64/x86_64/g' | sed 's/arm64/aarch64/g' | sed 's/arm\/v7/armhf/g')"
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# Third stage - Build rootfs from s6 parts
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FROM alpine:3.15 AS rootfs-builder
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COPY --from=downloader-s6-base ["/s6overlay-base.tar.xz", "/s6overlay-base.tar.xz"]
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COPY --from=downloader-s6-bin ["/s6overlay-bin.tar.xz", "/s6overlay-bin.tar.xz"]
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WORKDIR "/rootfs-build/"
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RUN apk add --no-cache tar xz \
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&& tar -Jxpf /s6overlay-base.tar.xz -C /rootfs-build \
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&& tar -Jxpf /s6overlay-bin.tar.xz -C /rootfs-build
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# Final stage
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FROM scratch AS s6-rootfs
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LABEL maintainer="Aleksandar Puharic <aleksandar@puharic.com>"
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COPY --from=rootfs-builder ["/rootfs-build/", "/"] |