#!/sbin/runscript

depend() {
   need localmount
   need bootmisc
}

start() {
    ebegin "Mounting 32bits chroot dirs"
    mount -o bind /dev /mnt/gentoo32/dev >/dev/null
    mount -o bind /dev/pts /mnt/gentoo32/dev/pts >/dev/null &
    mount -o bind /dev/shm /mnt/gentoo32/dev/shm >/dev/null &
    mount -o bind /proc /mnt/gentoo32/proc >/dev/null
    mount -o bind /proc/bus/usb /mnt/gentoo32/proc/bus/usb >/dev/null &
    mount -o bind /sys /mnt/gentoo32/sys >/dev/null &
    mount -o bind /tmp /mnt/gentoo32/tmp >/dev/null &
    mount -o bind /usr/portage /mnt/gentoo32/usr/portage >/dev/null &
    mount -o bind /var/lib/layman /mnt/gentoo32/var/lib/layman >/dev/null &
    eend $? "An error occured while attempting to mount 32bits chroot directories"
    ebegin "Copying 32bits chroot files"
    cp -pf /etc/resolv.conf /mnt/gentoo32/etc >/dev/null &
    cp -pf /etc/passwd /mnt/gentoo32/etc >/dev/null &
    cp -pf /etc/shadow /mnt/gentoo32/etc >/dev/null &
    cp -pf /etc/group /mnt/gentoo32/etc >/dev/null &
    cp -pf /etc/gshadow /mnt/gentoo32/etc >/dev/null &
    cp -pf /etc/sudoers /mnt/gentoo32/etc >/dev/null &
    cp -pf /etc/hosts /mnt/gentoo32/etc > /dev/null &
    cp -Ppf /etc/localtime /mnt/gentoo32/etc >/dev/null &
    eend $? "An error occured while attempting to copy 32bits chroot files"
    ebegin "Partial remove of the chroot restrictions"
    sysctl -w kernel.grsecurity.chroot_deny_chmod=0 >/dev/null &
    sysctl -w kernel.grsecurity.chroot_execlog=0 >/dev/null &
    sysctl -w kernel.grsecurity.chroot_findtask=0 >/dev/null &
    sysctl -w kernel.grsecurity.chroot_deny_unix=0 >/dev/null &
    eend $? "An error occured while attempting to remove chroot restrictions"
}

stop() {
    ebegin "Unmounting 32bits chroot dirs"
    umount -f /mnt/gentoo32/dev/pts >/dev/null
    umount -f /mnt/gentoo32/dev/shm >/dev/null
    umount -f /mnt/gentoo32/dev >/dev/null &
    umount -f /mnt/gentoo32/proc/bus/usb >/dev/null
    umount -f /mnt/gentoo32/proc >/dev/null &
    umount -f /mnt/gentoo32/sys >/dev/null &
    umount -f /mnt/gentoo32/tmp >/dev/null &
    umount -f /mnt/gentoo32/usr/portage >/dev/null &
    umount -f /mnt/gentoo32/var/lib/layman >/dev/null &
    eend $? "An error occured while attempting to unmount 32bits chroot directories"
    ebegin "Restoring chroot restrictions"
    sysctl -w kernel.grsecurity.chroot_deny_chmod=1 >/dev/null &
    sysctl -w kernel.grsecurity.chroot_execlog=1 >/dev/null &
    sysctl -w kernel.grsecurity.chroot_findtask=1 >/dev/null &
    sysctl -w kernel.grsecurity.chroot_deny_unix=1 >/dev/null &
    eend $? "An error occured while attempting to restore chroot restrictions"
}