Hallo,
for linux user i wrote a helpful script for creating random key (32 hex) for
MyConfig.h - #define MY_HMAC_KEY with the correct formatting.
Stefano
#!/bin/bash
# mysensors_HMAC-key.sh
#
# generate a hex 32bit random key for
# MyConfig.h - #define MY_HMAC_KEY 0x00,0x00,0x00,......
#
#
# Created by Stefano Gottardi <st.gottardi (at) libero.it>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# version 2 as published by the Free Software Foundation.
if ! which openssl > /dev/null
then
echo "openssl is not installed"
exit -1
fi
key=`openssl rand -hex 32`
COUNTER=2
MYSENS_KEY="0x${key:0:2}"
until [ $COUNTER -eq 64 ]; do
STRING=${key:$COUNTER:2}
MYSENS_KEY="$MYSENS_KEY,0x$STRING"
let COUNTER+=2
done
echo $MYSENS_KEY
exit 0
