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fix(Dockerfile): reposition COPY intructions to prevent cache invalidation

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This commit is contained in:
Julien Neuhart
2026-03-31 19:01:13 +02:00
parent 20522fd1ac
commit 8b65315a09
1 changed files with 21 additions and 12 deletions
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33
build/Dockerfile
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@@ -147,10 +147,8 @@ RUN apt-get update -qq \
# Cleanup.
&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
# Copy PDFtk jar and create bash wrapper.
# PDFtk bash wrapper.
# See https://github.com/gotenberg/gotenberg/pull/273.
COPY --link --from=downloader-stage /downloads/pdftk-all.jar /usr/bin/pdftk-all.jar
RUN printf '#!/bin/bash\n\nexec java -jar /usr/bin/pdftk-all.jar "$@"' > /usr/bin/pdftk \
&& chmod +x /usr/bin/pdftk
@@ -162,12 +160,17 @@ RUN usermod -aG root gotenberg \
&& chgrp -R 0 /home/gotenberg \
&& chmod -R g=u /home/gotenberg
# COPY instructions last to maximize cache reuse when only source code changes.
# Improve fonts subpixel hinting and smoothing.
# Credits:
# https://github.com/arachnys/athenapdf/issues/69.
# https://github.com/arachnys/athenapdf/commit/ba25a8d80a25d08d58865519c4cd8756dc9a336d.
COPY --link build/fonts.conf /etc/fonts/conf.d/100-gotenberg.conf
# Copy PDFtk jar.
COPY --link --from=downloader-stage /downloads/pdftk-all.jar /usr/bin/pdftk-all.jar
# Copy the pdfcpu binary (shared across all variants).
COPY --link --from=pdfcpu-binary-stage /home/pdfcpu /usr/bin/
@@ -198,9 +201,6 @@ ARG GOTENBERG_VERSION=snapshot
ARG GOTENBERG_USER_GID=1001
ARG GOTENBERG_USER_UID=1001
# Copy the Gotenberg binary (full variant with all modules).
COPY --link --from=gotenberg-binary-stage /home/gotenberg /usr/bin/
LABEL org.opencontainers.image.title="Gotenberg" \
org.opencontainers.image.description="A Docker-based API for converting documents to PDF." \
org.opencontainers.image.version="$GOTENBERG_VERSION" \
@@ -235,6 +235,11 @@ RUN echo "deb http://deb.debian.org/debian trixie-backports main" >> /etc/apt/so
# Cleanup.
&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
# COPY instructions last to maximize cache reuse.
# Copy the Gotenberg binary (full variant with all modules).
COPY --link --from=gotenberg-binary-stage /home/gotenberg /usr/bin/
# Copy unoconverter.
COPY --link --from=downloader-stage /downloads/unoconverter /usr/bin/unoconverter
@@ -265,9 +270,6 @@ ARG GOTENBERG_VERSION=snapshot
ARG GOTENBERG_USER_GID=1001
ARG GOTENBERG_USER_UID=1001
# Copy the Gotenberg binary (Chromium variant — no LibreOffice modules).
COPY --link --from=gotenberg-binary-stage /home/gotenberg-chromium /usr/bin/gotenberg
LABEL org.opencontainers.image.title="Gotenberg (Chromium)" \
org.opencontainers.image.description="A Docker-based API for converting documents to PDF — Chromium variant." \
org.opencontainers.image.version="$GOTENBERG_VERSION" \
@@ -282,6 +284,11 @@ RUN apt-get update -qq \
# Cleanup.
&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
# COPY instructions last to maximize cache reuse.
# Copy the Gotenberg binary (Chromium variant, no LibreOffice modules).
COPY --link --from=gotenberg-binary-stage /home/gotenberg-chromium /usr/bin/gotenberg
# Copy dictionnaries so that hyphens work on Chromium.
# See https://github.com/gotenberg/gotenberg/issues/1293.
COPY --link --chown="$GOTENBERG_USER_UID:$GOTENBERG_USER_GID" build/chromium-hyphen-data /opt/gotenberg/chromium-hyphen-data
@@ -305,9 +312,6 @@ FROM common-stage AS gotenberg-libreoffice
ARG GOTENBERG_VERSION=snapshot
# Copy the Gotenberg binary (LibreOffice variant — no Chromium modules).
COPY --link --from=gotenberg-binary-stage /home/gotenberg-libreoffice /usr/bin/gotenberg
LABEL org.opencontainers.image.title="Gotenberg (LibreOffice)" \
org.opencontainers.image.description="A Docker-based API for converting documents to PDF — LibreOffice variant." \
org.opencontainers.image.version="$GOTENBERG_VERSION" \
@@ -335,6 +339,11 @@ RUN echo "deb http://deb.debian.org/debian trixie-backports main" >> /etc/apt/so
# Cleanup.
&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
# COPY instructions last to maximize cache reuse.
# Copy the Gotenberg binary (LibreOffice variant, no Chromium modules).
COPY --link --from=gotenberg-binary-stage /home/gotenberg-libreoffice /usr/bin/gotenberg
# Copy unoconverter.
COPY --link --from=downloader-stage /downloads/unoconverter /usr/bin/unoconverter