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fix: make gosu install architecture-aware (ARM64 support) #874

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fix: make gosu install architecture-aware (ARM64 support) #874

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fix: make gosu install architecture-aware (ARM64 support)
iForests Mar 25, 2026
5aa6fb5
fix: make gosu install architecture-aware (ARM64 support)
iForests Mar 25, 2026
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11 changes: 9 additions & 2 deletions Dockerfile
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Expand Up @@ -25,9 +25,16 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
# gosu for privilege separation (gateway vs sandbox user).
# Install from GitHub release with checksum verification instead of
# Debian bookworm's ancient 1.14 (2020). Pinned to 1.19 (2025-09).
# Architecture-aware: downloads the correct binary for amd64 or arm64.
# hadolint ignore=DL4006
RUN curl -fsSL -o /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/1.19/gosu-amd64" \
&& echo "52c8749d0142edd234e9d6bd5237dff2d81e71f43537e2f4f66f75dd4b243dd0 /usr/local/bin/gosu" | sha256sum -c - \
RUN GOSU_ARCH="$(dpkg --print-architecture)" \
&& case "$GOSU_ARCH" in \
amd64) GOSU_SHA256="52c8749d0142edd234e9d6bd5237dff2d81e71f43537e2f4f66f75dd4b243dd0" ;; \
arm64) GOSU_SHA256="3a8ef022d82c0bc4a98bcb144e77da714c25fcfa64dccc57f6aba7ae47ff1a44" ;; \
*) echo "Unsupported gosu arch: $GOSU_ARCH" >&2; exit 1 ;; \
esac \
&& curl -fsSL -o /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/1.19/gosu-${GOSU_ARCH}" \
&& echo "${GOSU_SHA256} /usr/local/bin/gosu" | sha256sum -c - \
&& chmod +x /usr/local/bin/gosu \
&& gosu --version

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