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加入pardus-chroot

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This commit is contained in:
gfdgd xi 2022-12-25 22:24:20 +08:00
parent cf06a9681f
commit e08b570db4
1 changed files with 35 additions and 0 deletions

35
pardus-chroot Executable file

@ -0,0 +1,35 @@
#!/bin/bash
set +e
DESTDIR="$1"
if [[ $UID -ne 0 ]] ; then
echo "You must be root!"
exit 1
fi
if [[ -b "$1" ]] ; then
DESTDIR=$(mktemp -d)
mount "$1" "$DESTDIR"
fi
shift
if [[ "$DESTDIR" == "" || ! -f "$DESTDIR/etc/os-release" ]] ; then
echo "Target filesystem is invalid: $DESTDIR"
exit 1
fi
mount --bind /dev "$DESTDIR/dev"
mount --bind /run "$DESTDIR/run"
mount --bind /media "$DESTDIR/media"
mount -t devpts devpts "$DESTDIR/dev/pts"
mount -t sysfs sysfs "$DESTDIR/sys"
mount -t proc proc "$DESTDIR/proc"
mount -t tmpfs tmpfs "$DESTDIR/dev/shm"
if [[ -d /sys/firmware/efi/ ]] ; then
mount -t efivarfs efivarfs "$DESTDIR/sys/firmware/efi/efivars"
fi
cat /etc/resolv.conf > /$DESTDIR/etc/resolv.conf
SHELL=/bin/bash unshare --fork --pid chroot "$DESTDIR" "$@"
if [[ -d /sys/firmware/efi/ ]] ; then
while umount "$DESTDIR/sys/firmware/efi/efivars" 2>/dev/null ; do : ;done
fi
for dir in dev/pts dev/shm dev sys proc run media ; do
while umount "$DESTDIR/$dir" 2>/dev/null; do : ;done
done
umount -lf "$DESTDIR" 2>/dev/null