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os-blocks: sync overlay images labels with mobynit#3796

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os-blocks: sync overlay images labels with mobynit#3796
alexgg wants to merge 14 commits intomasterfrom
alexgg/os-blocks-kernel-modules

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@alexgg alexgg commented Jan 25, 2026

Mobynit is using io.balena.image.class=overlay to identify os blocks container images and this commit updates update-hostapp-extensions to match.

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@alexgg alexgg marked this pull request as draft January 25, 2026 11:41
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Website deployed to CF Pages, 👀 preview link https://659223f1.balena-os.pages.dev

alexgg added 14 commits February 6, 2026 17:58
@alexgg
os-blocks: sync overlay images labels with mobynit
d08d8f0 
Mobynit is using `io.balena.image.class=overlay` to identify os blocks
container images and this commit updates `update-hostapp-extensions` to
match.

Signed-off-by: Alex Gonzalez <alexg@balena.io>
@alexgg
docker-disk: support private os blocks
0c0ade9 
Signed-off-by: Alex Gonzalez <alexg@balena.io>
@alexgg
docker-disk: adapt default partition size to preloaded extensions
7805e9e 
Signed-off-by: Alex Gonzalez <alexg@balena.io>
@alexgg
docker-disk: use resolved extension paths
89a810a 
Change-type: patch
Signed-off-by: Alex Gonzalez <alexg@balena.io>
@alexgg
hostapp-extensions-update: add authentication
977b9a3 
This allows to pull from private fleets.

Change-type: patch
Signed-off-by: Alex Gonzalez <alexg@balena.io>
@alexgg
hostapp-extensions-update: fix corner cases and shellcheck warnings
791f956 
Change-type: patch
Signed-off-by: Alex Gonzalez <alexg@balena.io>
@alexgg
hostapp-extensions-update: support extension installs from configured…
badcd93 
… registries

This allows to test with local registries.

Change-type: patch
Signed-off-by: Alex Gonzalez <alexg@balena.io>
@alexgg
hostapp-extensions-update: skip removing mounted overlays
f543997 
Just remove then so they will be skipped by mobyinit and removed on the
next boot.

Change-type: patch
Signed-off-by: Alex Gonzalez <alexg@balena.io>
@alexgg
hostapp-extension-update: enable one off update-hostapp-extensions se…
32b413e 
…rvice

This will remove containers flagged to be removed at boot.

Change-type: patch
Signed-off-by: Alex Gonzalez <alexg@balena.io>
@alexgg
[UP]: mobyinit: use alexgg/refactor branch
164e6e8 
Signed-off-by: Alex Gonzalez <alexg@balena.io>
@alexgg
[TEST] balena-supervisor: add a SUPERVISOR_IMAGE_NAME override
eb391a8 
This allows to prebuild custom supervisor images

Signed-off-by: Alex Gonzalez <alexg@balena.io>
@alexgg
hostapp-extensions-update: use content hash for image comparison
5077586 
Signed-off-by: Alex Gonzalez <alexg@balena.io>
@alexgg
hostapp-update-hooks: add extensions support
fa240e9 
Signed-off-by: Alex Gonzalez <alexg@balena.io>
@alexgg
rollback-health: mount tmpfs and data over read only overlays
024f7ae 
The engine with overlay extensions now mounts as a read-only lowerdir
and is not writable - we need tmpfs and data directories used in
hup scripts.

Signed-off-by: Alex Gonzalez <alexg@balena.io>
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