Created
July 29, 2016 21:12
-
-
Save dmcgowan/166bf8de46740792b1f4b70e2b6b9a5d to your computer and use it in GitHub Desktop.
Demonstrate overlay bug with opaque directories using multiple lowers
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/bin/sh | |
set -e | |
root=$(mktemp -d) | |
echo "--- Running in $root" | |
cd $root | |
mkdir -p lower1/lib | |
touch lower1/lib/hidden | |
mkdir -p lower2/lib | |
touch $root/lower2/lib/not-hidden | |
setfattr -n trusted.overlay.opaque -v y lower2/lib | |
mkdir upper | |
mkdir work | |
mkdir merged | |
mount -t overlay overlay -o lowerdir=lower2:lower1,upperdir=upper,workdir=work merged | |
echo "--- Expect \"not-hidden\"" | |
ls merged/lib | |
touch merged/lib/newfile | |
echo "--- Expect \"not-hidden\" and \"newfile\"" | |
ls merged/lib | |
echo "--- Expect no trusted.overlay.opaque xattr" | |
getfattr -n trusted.overlay.opaque upper/lib | |
umount merged | |
mount -t overlay overlay -o lowerdir=lower2:lower1,upperdir=upper,workdir=work merged | |
echo "--- Expect \"not-hidden\" and \"newfile\"" | |
ls merged/lib | |
umount merged |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment