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#!/usr/bin/env sh
#
# Bind mount boot partition /boot -> /${MOUNT_BASE}/BOOT-PARTITION-MOUNTPOINT
# in which:
# MOUNT_BASE is defined in /etc/udev/scripts/mount.sh
# BOOT-PARTITION-MOUNTPOINT is the mount point of boot partition.
BASEUUID=$(sed -r 's/^.*\broot=PARTUUID=([0-9a-f]+)-02.*$/\1/' /proc/cmdline)
BOOTPART=$(readlink -f /dev/disk/by-partuuid/"${BASEUUID}-01")
if [ x"$DEVNAME" = x"$BOOTPART" ]; then
MOUNTNAME="$(/sbin/blkid | grep "$DEVNAME:" | grep -o 'LABEL=".*"' | cut -d '"' -f2)-$(basename "$DEVNAME")"
MOUNTPOINT="$(sed -n 's/MOUNT_BASE=\"\(.*\)\"/\1/p' /etc/udev/scripts/mount.sh)/$MOUNTNAME"
BASE_INIT="$(readlink -f "@base_sbindir@/init")"
INIT_SYSTEMD="@systemd_unitdir@/systemd"
if [ "x$BASE_INIT" = "x$INIT_SYSTEMD" ];then
# systemd as init uses systemd-mount to mount block devices
MOUNT="/usr/bin/systemd-mount --no-block -o silent"
UMOUNT="/usr/bin/systemd-umount"
else
MOUNT="/bin/mount"
UMOUNT="/bin/umount"
# Silent util-linux's version of mounting auto
if [ "x$(readlink $MOUNT)" = "x/bin/mount.util-linux" ]; then
MOUNT="$MOUNT -o silent"
fi
fi
if [ -e /tmp/.automount-"$MOUNTNAME" ]; then
$MOUNT -o bind "$MOUNTPOINT" /boot
fi
fi
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