#!/bin/sh
# Nico Schottelius
# 2020-06-14

set -e
set -x

if [ $# -ne 2 ]; then
    echo "$0 viwib-ip-address viwib-id"
    echo "    viwib-ip-address: where to find the viwib"
    echo "    viwib-id: number in decimal format"
    exit 1
fi

viwib_ip=$1; shift

id=$1; shift
viwib_hostname=viwib${id}

root_password=$(pwgen -1 32)

# Save for sending to user
# FIXME: future make this more easy / better to transfer
echo $root_password > ${viwib_hostname}.rootpw

cat <<EOF | ssh -t "root@${viwib_ip}"
# Remove temporary IP

# Correct test SSID to final one
uci set wireless.default_radio0.ssid='IPv6 everywhere'
uci commit

# Remove our ssh keys
rm -f /etc/dropbear/authorized_keys

# Setup root password
printf "${root_password}\n${root_password}\n" | passwd

reboot
EOF

echo "Submit to user the root password = ${root_password}"