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Joey Hess 2012-06-05 19:03:39 -04:00
parent b5c617b623
commit 77188ff04d
1 changed files with 11 additions and 16 deletions
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27
doc/design/assistant/inotify.mdwn
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@ -51,34 +51,29 @@ Many races need to be dealt with by this code. Here are some of them.
* File is added and then removed before the add event has finished * File is added and then removed before the add event has finished
processing it. processing it.
Minor problem; When the add's processing of the file (checksum and so **Minor problem**; When the add's processing of the file (checksum and so
on) fails due to it going away, there is an ugly error message, but on) fails due to it going away, there is an ugly error message, but
things are otherwise ok. things are otherwise ok.
* File is added and then removed before the add event finishes.
Currently unfixed; The annex add re-adds the file as a symlink and then
the remove event does nothing since the symlink exists.
* File is added and then replaced with another file before the annex add
makes its symlink.
Minor problem; The annex add will fail creating its symlink since
the file exists. There is an ugly error message, but the second add
event will add the new file.
* File is added and then replaced with another file before the annex add * File is added and then replaced with another file before the annex add
moves its content into the annex. moves its content into the annex.
Currently unfixed; The new content will be moved to the annex under the **Currently unfixed**; The new content will be moved to the annex under the
old checksum, and fsck will later catch this inconsistency. old checksum, and fsck will later catch this inconsistency.
Possible fix: Move content someplace before doing checksumming. Possible fix: Move content someplace before doing checksumming.
* File is added and then replaced with another file before the annex add
makes its symlink.
**Minor problem**; The annex add will fail creating its symlink since
the file exists. There is an ugly error message, but the second add
event will add the new file.
* File is added and then replaced with another file before the annex add * File is added and then replaced with another file before the annex add
stages the symlink in git. stages the symlink in git.
Currently unfixed; `git add` will be run on the new file, which is **Currently unfixed**; `git add` will be run on the new file, which is
not at all good when it's big. Could be dealt with by using `git not at all good when it's big. Could be dealt with by using `git
update-index` to manually put the symlink into the index without git update-index` to manually put the symlink into the index without git
looking at what's currently on disk. looking at what's currently on disk.
@ -86,7 +81,7 @@ Many races need to be dealt with by this code. Here are some of them.
* Link is moved, fixed link is written by fix event, but then that is * Link is moved, fixed link is written by fix event, but then that is
removed by the user and replaced with a file before the event finishes. removed by the user and replaced with a file before the event finishes.
Currently unfixed: `git add` will be run on the file. Basically same **Currently unfixed**: `git add` will be run on the file. Basically same
effect as previous race above. effect as previous race above.
* File is removed and then re-added before the removal event starts. * File is removed and then re-added before the removal event starts.