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Fix writing 0 byte msgpack metadata #4033

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merged 15 commits into from
Jul 4, 2023

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@butonic butonic commented Jul 4, 2023

cherry picks for the 0-byte msgpack file metadata fix from #4017

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update-docs bot commented Jul 4, 2023

Thanks for opening this pull request! The maintainers of this repository would appreciate it if you would create a changelog item based on your changes.

@aduffeck aduffeck force-pushed the fix-writing-0-byte-msgpack-metadata branch from 35d042a to 8d7ed4d Compare July 4, 2023 13:19
@butonic butonic marked this pull request as ready for review July 4, 2023 13:35
@butonic butonic requested review from a team, labkode, ishank011 and glpatcern as code owners July 4, 2023 13:35
@butonic butonic merged commit 5e7f597 into cs3org:edge Jul 4, 2023
aduffeck added a commit to aduffeck/reva that referenced this pull request Jul 4, 2023
* Prevent 0-byte metadata files

* ignore reading not existing file

Signed-off-by: Jörn Friedrich Dreyer <[email protected]>

* actually, we are the ones creating empty files on purpose :(

Signed-off-by: Jörn Friedrich Dreyer <[email protected]>

* Lock the proper file

* Do not tolerate existing 0-byte files. We do not generate them anymore

* Only tolerate ErrNotExist errors

* Fix rebase error

* Handle error

* Add changelog

Signed-off-by: Jörn Friedrich Dreyer <[email protected]>

* Adapt IsMetaFile to new locking strategy

* always touch metadata file

Signed-off-by: Jörn Friedrich Dreyer <[email protected]>

* Fix unit tests

* Do not try to read metadata from the lock file

* Filter .lock files when listing revisions

* Prevent lockfile name clashes

---------

Signed-off-by: Jörn Friedrich Dreyer <[email protected]>
Co-authored-by: André Duffeck <[email protected]>
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2 participants