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feat: make rpm-ostree use containers-storage over oci-archive #263

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Merged
renner0e merged 3 commits into from
Aug 18, 2026
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feat: make rpm-ostree use containers-storage over oci-archive #263

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feat: make rpm-ostree use containers-storage over oci-archive
TheMDev Aug 15, 2026
c6cc1c5
code review updates
TheMDev Aug 18, 2026
69b6d78
Update Justfile
TheMDev Aug 18, 2026
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16 changes: 5 additions & 11 deletions Justfile
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Original file line number Diff line number Diff line change
Expand Up @@ -171,26 +171,20 @@ ostree-rechunk $target_image=image_name $tag=default_tag:
# Use the already-built local image to avoid pulling from a remote registry
RPM_OSTREE_CHUNKER_IMAGE="localhost/${target_image}:${tag}"

RPM_OSTREE_OUTPUT_DIR="$(mktemp -d ./"${target_image}"_rpm-ostree_XXXXXX)"
GRAPHROOT="$(podman info --format '{{ '{{.Store.GraphRoot}}' }}')"

trap 'rm -rf "${RPM_OSTREE_OUTPUT_DIR}"' EXIT

podman run --rm \
--pull=never \
podman run --rm --pull=never --privileged \
--mount=type=image,src="${target_image}:${tag}",target=/rpm-ostree \
--privileged \
-v "${RPM_OSTREE_OUTPUT_DIR}:/run/out:Z" \
--mount=type=bind,src=${GRAPHROOT},target=/run/host-container-storage,rw \
--mount=type=tmpfs,target=/run/rpm-ostree-storage \
--entrypoint /usr/bin/rpm-ostree \
"${RPM_OSTREE_CHUNKER_IMAGE}" \

@renner0e renner0e Aug 18, 2026 •
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small nit, I like that we specify the image we use for rechunking with the variable above, the use case for this might be using a separate image which ships a newer/older rpm-ostree, just seems a little cleaner to me

@TheMDev TheMDev Aug 18, 2026

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Forgot to revert that after my testing.

compose build-chunked-oci \
--max-layers 127 \
--format-version=2 \
--bootc \
--rootfs /rpm-ostree \
--output oci-archive:/run/out/"${target_image}.oci"

CHUNKED_IMAGE="$(podman pull oci-archive:"${RPM_OSTREE_OUTPUT_DIR}/${target_image}.oci")"
podman tag "${CHUNKED_IMAGE}" "${target_image}:${tag}"
--output "containers-storage:[overlay@/run/host-container-storage+/run/rpm-ostree-storage]localhost/${target_image}:${tag}"

# Generate Default Tag
[group('Utility')]
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