#!/bin/sh
# Nico Schottelius, 2022-01-26
# https://wiki.teltonika-networks.com/view/Firmware_upgrade_via_command_line
# https://wiki.teltonika-networks.com/view/RUT240_Firmware_Downloads

if [ $# -ne 1 ]; then
    echo "$0 address"
    echo "    address: connect to this address (often: 192.168.1.1)"
    exit 1
fi

set -x

filename=RUT2_R_00.07.01.2_WEBUI.bin
device_ip=$1; shift

while ! ping -c1 ${device_ip}; do
    echo "Cannot ping $device_ip yet - waiting"
    sleep 1
done

if echo $device_ip | grep -q :; then
    scp_ip="[$device_ip]"
else
    scp_ip="$device_ip"
fi

wget -c https://wiki.teltonika-networks.com/wikibase/images/8/85/${filename}

scp ${filename} root@${scp_ip}:/tmp
ssh root@${device_ip} "sysupgrade -n /tmp/*.bin"