if [ ! -d /var/run/brootfs ]; then
mkdir /var/run/brootfs
fi
if [ ! -d /var/run/brootfs/rootfs ]; then
mkdir /var/run/brootfs/rootfs
fi
cd /var/run/brootfs
if [ ! -f bcm63.bin ]; then
wget http://10.0.1.250:8080/bcm63.bin
fi
if [ ! -f /var/run/brootfs/rootfs/init ]; then
mount -t squashfs /var/run/brootfs/bcm63.bin /var/run/brootfs/rootfs
fi
if [ ! -d /mnt/jffs2/upperdir ]; then
mkdir /mnt/jffs2/upperdir
fi
if [ ! -d /var/run/brootfs/upperdir ]; then
mkdir /var/run/brootfs/upperdir
fi
if [ ! -d /var/run/brootfs/workdir ]; then
mkdir /var/run/brootfs/workdir
fi
if [ ! -d /var/run/brootfs/orootfs ]; then
mkdir /var/run/brootfs/orootfs
fi
echo 1 > /var/run/brootfs/rootfs/tmp/testwrite.ok
if [ ! -f /var/run/brootfs/rootfs/tmp/testwrite.ok ]; then
mount -t overlay overlay -o lowerdir=/var/run/brootfs/rootfs,upperdir=/var/run/brootfs/upperdir,workdir=/var/run/brootfs/workdir /var/run/brootfs/orootfs
cp /mnt/jffs2/upperdir/* ./upperdir/ -rf
mount --bind /proc /var/run/brootfs/orootfs/proc
mount --bind /sys /var/run/brootfs/orootfs/sys
mount --bind /dev /var/run/brootfs/orootfs/dev
mount --bind /var/run/brootfs /var/run/brootfs/orootfs/overlay
fi
rm /var/run/brootfs/rootfs/tmp/testwrite.ok
chroot /var/run/brootfs/orootfs/ /init