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Updated Dockerfile Security #3

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mrchucu1 merged 1 commit into from
Jul 29, 2025
Merged

Updated Dockerfile Security #3

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36 changes: 21 additions & 15 deletions Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,20 +1,26 @@
FROM ubuntu:22.04

FROM ubuntu@sha256:1ec65b2719518e27d4d25f104d93f9fac60dc437f81452302406825c46fcc9cb
ENV DEBIAN_FRONTEND=noninteractive

RUN apt-get update && apt-get install -y --no-install-recommends \
curl \
ca-certificates \
gcc \
libc6-dev \
tar \
xz-utils \
&& rm -rf /var/lib/apt/lists/*
RUN apt-get update && \
apt-get install -y --no-install-recommends \
curl \
ca-certificates \
gcc \
libc6-dev \
tar \
xz-utils \
&& rm -rf /var/lib/apt/lists/* \
&& apt-get clean \
&& rm -rf /var/lib/apt/lists/*

RUN curl -fLO "https://ziglang.org/builds/zig-x86_64-linux-0.15.0-dev.1084+dbe0e0c1b.tar.xz"
RUN tar -xJf "zig-x86_64-linux-0.15.0-dev.1084+dbe0e0c1b.tar.xz"
RUN mv zig-x86_64-linux-0.15.0-dev.1084+dbe0e0c1b/zig zig-x86_64-linux-0.15.0-dev.1084+dbe0e0c1b/lib/ /usr/bin/
RUN rm -rf "zig-x86_64-linux-0.15.0-dev.1084+dbe0e0c1b.tar.xz" "zig-x86_64-linux-0.15.0-dev.1084+dbe0e0c1b"
# Security best practice: Add checksum verification for Zig download
ARG ZIG_URL="https://ziglang.org/download/0.14.1/zig-x86_64-linux-0.14.1.tar.xz"
ARG ZIG_SHA256="24aeeec8af16c381934a6cd7d95c807a8cb2cf7df9fa40d359aa884195c4716c"
RUN curl -fLO "${ZIG_URL}" && \
echo "${ZIG_SHA256} $(basename ${ZIG_URL})" | sha256sum -c - && \
tar -xJf "$(basename ${ZIG_URL})" && \
mv zig-*/* /usr/bin/ && \
rm -rf zig-* "$(basename ${ZIG_URL})"

ENV RUSTUP_HOME=/usr/local/rustup \
CARGO_HOME=/usr/local/cargo \
Expand All @@ -25,4 +31,4 @@ RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --de
COPY entrypoint.sh /entrypoint.sh
RUN chmod +x /entrypoint.sh

ENTRYPOINT ["/entrypoint.sh"]
ENTRYPOINT ["/entrypoint.sh"]