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test: containerd+erofs+stacker support - #750

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test: containerd+erofs+stacker support#750
rchincha wants to merge 15 commits into
project-stacker:mainfrom
rchincha:erofs-containerd

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@rchincha

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This PR validates the end-to-end capability of stacker to build erofs OCI images that are compatible with containerd so that you can build and package self-compressed, runnable container images for use cases such as ML models.

The alternative is the much slow tgz path.

https://github.com/erofs/erofs-container-toolkit/blob/main/docs/native.md#enable-the-erofs-snapshotter-plugin

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Which issue does this PR fix:

What does this PR do / Why do we need it:

If an issue # is not available please add repro steps and logs showing the issue:

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By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

Comment thread Makefile
Comment thread test/data/config.toml Outdated
use_local_image_pull = false

[plugins.'io.containerd.cri.v1.images'.pinned_images]
sandbox = 'registry.k8s.io/pause:3.10'

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Can we mirror this to our ghcr.io

@codecov

codecov Bot commented Apr 9, 2026

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Codecov Report

❌ Patch coverage is 0% with 10 lines in your changes missing coverage. Please review.
✅ Project coverage is 30.55%. Comparing base (4583f3d) to head (f3897dd).

Files with missing lines Patch % Lines
pkg/overlay/pack.go 0.00% 7 Missing and 1 partial ⚠️
pkg/types/layer_type.go 0.00% 2 Missing ⚠️

❗ There is a different number of reports uploaded between BASE (4583f3d) and HEAD (f3897dd). Click for more details.

HEAD has 13 uploads less than BASE
Flag BASE (4583f3d) HEAD (f3897dd)
14 1
Additional details and impacted files
@@             Coverage Diff             @@
##             main     #750       +/-   ##
===========================================
- Coverage   54.86%   30.55%   -24.31%     
===========================================
  Files          55       53        -2     
  Lines        5909     4614     -1295     
===========================================
- Hits         3242     1410     -1832     
- Misses       2094     2840      +746     
+ Partials      573      364      -209     

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rchincha added 11 commits August 4, 2026 20:46
This PR validates the end-to-end capability of stacker to build erofs
OCI images that are compatible with containerd so that you can build and
package self-compressed, runnable container images for use cases such as
ML models.

The alternative is the much slow tgz path.

https://github.com/erofs/erofs-container-toolkit/blob/main/docs/native.md#enable-the-erofs-snapshotter-plugin

Signed-off-by: Ramkumar Chinchani <rchincha.dev@gmail.com>
Signed-off-by: Ramkumar Chinchani <rchincha.dev@gmail.com>
…ests

Signed-off-by: Ramkumar Chinchani <rchincha.dev@gmail.com>
Signed-off-by: Ramkumar Chinchani <rchincha.dev@gmail.com>
Signed-off-by: Ramkumar Chinchani <rchincha.dev@gmail.com>
Signed-off-by: Ramkumar Chinchani <rchincha.dev@gmail.com>
Signed-off-by: Ramkumar Chinchani <rchincha.dev@gmail.com>
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2 participants