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cptbox: compare projected with real instead of normalized #1002

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Riolku
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@Riolku Riolku commented Feb 28, 2022

We should compare projected with real instead of normalized. This is because if our file is /proc/self/maps, the projected will be /proc/getpid()/maps, and the real path is /proc/getpid()/maps. We do a useless os.samefile call in this case.

We should compare `projected` with `real` instead of `normalized`. This 
is because if our file is `/proc/self/maps`, the projected will be 
`/proc/getpid()/maps`, and the real path is `/proc/getpid()/maps`. We do 
a useless `os.samefile` call in this case.
@dmoj-build
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Can one of the admins verify this patch?

@kiritofeng
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ok to test

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@Xyene Xyene left a comment

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This makes the normalized computation dead code.

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Riolku commented Mar 1, 2022

Not true. The jail still needs to check normalized and not projected.

@Xyene Xyene requested a review from quantum5 March 11, 2022 05:43
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4 participants