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Find a way to support RUN touch --date=@TIMESTAMP /MOUNT/POINT #3309

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AkihiroSuda opened this issue Nov 23, 2022 · 0 comments
Open

Find a way to support RUN touch --date=@TIMESTAMP /MOUNT/POINT #3309

AkihiroSuda opened this issue Nov 23, 2022 · 0 comments
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area/reproducible-builds exp/expert

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buildkit/client/client_test.go

Lines 8205 to 8206 in 7e14bbd

// No support for reproducing the timestamps of mount point directories such as var/foo/ and tmp/foo2/bar/,
// because the touched timestamp value is lost when the mount is unmounted.

The timestamp specified in RUN touch is lost when the executor container exits, so it seems hard to retain custom timestamps.

SOURCE_DATE_EPOCH support for mount point dirs (and any arbitrary dirs/files) will be covered in

Originally posted by @AkihiroSuda in #3149 (comment)
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