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Add support for decoding erofs into lcfs_node, and some tooling using it #185

Merged
merged 19 commits into from
Sep 15, 2023
Merged

Add support for decoding erofs into lcfs_node, and some tooling using it #185

merged 19 commits into from
Sep 15, 2023

Commits on Sep 14, 2023

  1. tests/dumpdir: Print mode in octal, makes it easer to read 

    Signed-off-by: Alexander Larsson <[email protected]>
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    alexlarsson committed Sep 14, 2023
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  2. Fix minor distcheck issues 

    Signed-off-by: Alexander Larsson <[email protected]>
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    alexlarsson committed Sep 14, 2023
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  3. lib: Drop reference to unused overlayfs xattr 

    trusted.overlay.verity doesn't exist anymore, its just
trusted.overlay.metacopy.

Signed-off-by: Alexander Larsson <[email protected]>
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    alexlarsson committed Sep 14, 2023
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  4. lcfs-internal.h; Add cleanup_node macro 

    Signed-off-by: Alexander Larsson <[email protected]>
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  5. Use cleanup_node to simplify some code 

    Signed-off-by: Alexander Larsson <[email protected]>
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  6. Move erofs helpers to new lcfs-erofs-internal.h 

    Right now these are only used from cfs-fuse.c, but they will be reused
more later.

Signed-off-by: Alexander Larsson <[email protected]>
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  7. Move some utility functions to lcfs-utils.h 

    Signed-off-by: Alexander Larsson <[email protected]>
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  8. Add (and use) defines for overlayfs xattr names 

    Signed-off-by: Alexander Larsson <[email protected]>
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  9. When escaping whiteouts, also set the userxattrs xatrs. 

    This allows a whiteout in the composefs mount be used as a whiteout
both with a regular and an userxattr overlayfs mount.

Signed-off-by: Alexander Larsson <[email protected]>
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  10. lib: Add lcfs_node_get_payload/hardlink_target() 

    We want to be able to read back everything that we can set.

Signed-off-by: Alexander Larsson <[email protected]>
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    alexlarsson committed Sep 14, 2023
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  11. lib: Add support to load image to lcfs_node 

    This is useful to figure out the content of a composefs iamge.

Signed-off-by: Alexander Larsson <[email protected]>
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    alexlarsson committed Sep 14, 2023
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  12. tools: Add composefs-info tool 

    This lets you list the content of an image, and dump the objects
it references.

Signed-off-by: Alexander Larsson <[email protected]>
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  13. Test ability to reproduce parsed images 

    For all the images we generate from json, try also
to regenerated them and ensure we get the same bits.

To do the dumping we add the internal composefs-dump tool.

Signed-off-by: Alexander Larsson <[email protected]>
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  14. composefs-from-json: Add new x-content key type 

    This lets you test lcfs_node_set_content()

Signed-off-by: Alexander Larsson <[email protected]>
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  15. Move tests from tools/test-assets to tests/assets 

    Signed-off-by: Alexander Larsson <[email protected]>
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  16. Add special.json test asset 

    This tesets various special things like device nodes,
escaped xattrs whiteouts and inlined files.

Signed-off-by: Alexander Larsson <[email protected]>
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  17. tests: Run fsck.erofs (if available) on generated erofs 

    This may catch any weird stuff we might generate.

Signed-off-by: Alexander Larsson <[email protected]>
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    alexlarsson committed Sep 14, 2023
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  18. Update composefs-fuse 

    Now uses more of the new helpers and code.
Also supports inlined data.

Signed-off-by: Alexander Larsson <[email protected]>
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  19. Add some more unit tests to make check 

    Signed-off-by: Alexander Larsson <[email protected]>
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    alexlarsson committed Sep 14, 2023
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