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fix busybox unpriv

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1. tty5 is not needed
2. the devices should be optional in case they didn't exist in the
host / parent-container
3. switch from 'touch $rootfs/dev/$dev' to using create=file in the
mount entry.

Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>
This commit is contained in:
Serge Hallyn 2015-01-27 10:29:17 +01:00
parent 38b34913fa
commit cfe615f031
1 changed files with 2 additions and 3 deletions
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5
templates/lxc-busybox.in
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@ -73,9 +73,8 @@ $rootfs/usr/lib64"
# minimal devices needed for busybox
if [ $in_userns -eq 1 ]; then
for dev in tty console tty0 tty1 tty5 ram0 null urandom; do
touch $rootfs/dev/$dev
echo "/dev/$dev dev/$dev none bind 0 0" >> $path/fstab
for dev in tty console tty0 tty1 ram0 null urandom; do
echo "/dev/$dev dev/$dev none bind,optional,create=file 0 0" >> $path/fstab
done
else
mknod -m 666 tty c 5 0 || res=1