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feat: Use Multi-stage builds to prevent COPY for modules and config (#54)

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This allows us to prevent creating extra layers just to run the modules.
Using the bind mount, we are able to connect to a working container that
holds the files needed for building.
This commit is contained in:
Gerald Pinder 2024-02-10 02:10:20 -05:00 • committed by GitHub
parent 0243e73374
commit 421ca616e7
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1 changed files with 24 additions and 11 deletions
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35
templates/Containerfile
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@ -1,3 +1,21 @@
# This stage is responsible for holding onto
# your config without copying it directly into
# the final image
FROM scratch as stage-config
COPY ./config /config
# Copy modules
# The default modules are inside ublue-os/bling
# Custom modules overwrite defaults
FROM scratch as stage-modules
COPY --from=ghcr.io/ublue-os/bling:latest /modules /modules
COPY ./modules /modules
# This stage is responsible for holding onto
# exports like the exports.sh
FROM docker.io/alpine as stage-exports
RUN printf {{ self::print_script(export_script) }} >> /exports.sh && chmod +x /exports.sh
FROM {{ recipe.base_image }}:{{ recipe.image_version }}
LABEL org.opencontainers.image.title="{{ recipe.name }}"
@ -29,16 +47,6 @@ COPY --from=ghcr.io/blue-build/cli:
latest-installer
{%- endif %} /out/bluebuild /usr/bin/bluebuild
COPY config /tmp/config/
# Copy modules
# The default modules are inside ublue-os/bling
COPY --from=ghcr.io/ublue-os/bling:latest /modules /tmp/modules/
# Custom modules overwrite defaults
COPY modules /tmp/modules/
RUN printf {{ self::print_script(export_script) }} >> /tmp/exports.sh && chmod +x /tmp/exports.sh
ARG CONFIG_DIRECTORY="/tmp/config"
ARG IMAGE_NAME="{{ recipe.name }}"
ARG BASE_IMAGE="{{ recipe.base_image }}"
@ -63,7 +71,12 @@ COPY {{ src }} {{ dest }}
{%- endfor %}
{%- endif %}
{%- else %}
RUN chmod +x /tmp/modules/{{ type }}/{{ type }}.sh && source /tmp/exports.sh && /tmp/modules/{{ type }}/{{ type }}.sh '{{ self::print_module_context(module) }}'
RUN \
--mount=type=bind,from=stage-config,src=/config,dst=/tmp/config,rw \
--mount=type=bind,from=stage-modules,src=/modules,dst=/tmp/modules,rw \
--mount=type=bind,from=stage-exports,src=/exports.sh,dst=/tmp/exports.sh \
chmod +x /tmp/modules/{{ type }}/{{ type }}.sh \
&& source /tmp/exports.sh && /tmp/modules/{{ type }}/{{ type }}.sh '{{ self::print_module_context(module) }}'
{%- endif %}
{%- endif %}
{%- endfor %}