sd[a-z][1-9] 0:0 660 @/usr/local/bin/auto_update

#!/bin/sh

HOST_NAME=`hostname`
mount /dev/$MDEV /sd

if [ ! -f "/sd/keys/$HOST_NAME.crt" ]; then
echo "/sd/keys/$HOST_NAME.crt not found" >> /dev/ttyAM0
umount /sd
exit 1
fi

if [ ! -f "/sd/keys/$HOST_NAME.key" ]; then
echo "/sd/keys/$HOST_NAME.key not found" >> /dev/ttyAM0
umount /sd
exit 1
fi

if [ ! -f "/sd/keys/ca.crt" ]; then
echo "/sd/keys/ca.crt not found" >> /dev/ttyAM0
umount /sd
exit 1
fi

if [ ! -f /sd/rootfs.tgz ]; then
echo "/sd/rootfs.tgz not found" >> /dev/ttyAM0
umount /sd
exit 1
fi

if [ ! -f /sd/linux.sb ]; then
echo "/sd/linux.sb not found" >> /dev/ttyAM0
umount /sd
exit 1
fi

echo "make ubifs" >> /dev/ttyAM0

ubiformat /dev/mtd1
ubiattach /dev/ubi_ctrl -m 1
ubimkvol /dev/ubi0 -N nandfs -s 200MiB
mount -t ubifs ubi0:nandfs /nand

echo "Writing root fs" >> /dev/ttyAM0
rm -r /nand/*
tar xf /sd/rootfs.tgz -C /nand

echo "copy $HOST_NAME.crt" >> /dev/ttyAM0
cp "/sd/keys/$HOST_NAME.crt" /nand/etc/openvpn/keys/

echo "copy $HOST_NAME.key" >> /dev/ttyAM0
cp "/sd/keys/$HOST_NAME.key" /nand/etc/openvpn/keys/

echo "copy ca.crt" >> /dev/ttyAM0
cp "/sd/keys/ca.crt" /nand/etc/openvpn/keys/

chmod 644 /nand/etc/openvpn/keys/*

cat << EOF > /nand/etc/openvpn/client.conf
client
dev tun
proto udp
remote тут.был.ip.сервера 1194
resolv-retry infinite
nobind
user nobody
group nobody
persist-key
persist-tun
ca /etc/openvpn/keys/ca.crt
cert /etc/openvpn/keys/$HOST_NAME.crt
key /etc/openvpn/keys/$HOST_NAME.key
comp-lzo
verb 0
EOF

echo "$HOST_NAME" > /nand/etc/hostname
echo "root fs update is completed" >> /dev/ttyAM0

echo "writing kernel" >> /dev/ttyAM0
kobs-ng /sd/linux.sb
echo "kernel update is completed" >> /dev/ttyAM0

umount /nand
umount /sd

echo "all update is completed" >> /dev/ttyAM0