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aszlig/overlayfs-regression-4.19.sh Secret

Created December 8, 2018 01:01
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overlayfs-regression-4.19.sh
#!/bin/sh -e
tmp="$(mktemp -d)"
trap '
umount "$tmp/result"
find "$tmp" -depth -type d -exec rmdir {} +
' EXIT
mkdir "$tmp/upper" "$tmp/work" "$tmp/result"
bindir="$(dirname "$(readlink -e "$(command -v find)")")"
mount -t overlay overlay "$tmp/result" \
-o "lowerdir=$bindir,upperdir=$tmp/upper,workdir=$tmp/work"
"$tmp/result/find" / -maxdepth 1
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