OpenVPN Server on OSMC Pi : /etc/openvpn/easy-rsa/keys/MakeOVPN.sh

MakeOVPN.sh

#/etc/openvpn/esy-rsa/keys/Default.txt

# See https://2ellsblog.wordpress.com/2016/02/04/osmc-pi-openvpn-server-preparation

# This file does not need updating

#!/bin/bash

# Default Variable Declarations

DEFAULT="Default.txt"

FILEEXT=".ovpn"

CRT=".crt"

KEY=".3des.key"

CA="ca.crt"

TA="ta.key"

#Ask for a Client name

echo "Please enter an existing Client Name:"

read NAME

#1st Verify that client's Public Key Exists

if [ ! -f $NAME$CRT ]; then

echo "[ERROR]: Client Public Key Certificate not found: $NAME$CRT"

exit

fi

echo "Client's cert found: $NAME$CR"

#Then, verify that there is a private key for that client

if [ ! -f $NAME$KEY ]; then

echo "[ERROR]: Client 3des Private Key not found: $NAME$KEY"

exit

fi

echo "Client's Private Key found: $NAME$KEY"

#Confirm the CA public key exists

if [ ! -f $CA ]; then

echo "[ERROR]: CA Public Key not found: $CA"

exit

fi

echo "CA public Key found: $CA"

#Confirm the tls-auth ta key file exists

if [ ! -f $TA ]; then

echo "[ERROR]: tls-auth Key not found: $TA"

exit

fi

echo "tls-auth Private Key found: $TA"

#Ready to make a new .opvn file - Start by populating with the default file

cat $DEFAULT > $NAME$FILEEXT

#Now, append the CA Public Cert

echo "<ca>" >> $NAME$FILEEXT

cat $CA >> $NAME$FILEEXT

echo "</ca>" >> $NAME$FILEEXT

#Next append the client Public Cert

echo "<cert>" >> $NAME$FILEEXT

cat $NAME$CRT | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' >> $NAME$FILEEXT

echo "</cert>" >> $NAME$FILEEXT

#Then, append the client Private Key

echo "<key>" >> $NAME$FILEEXT

cat $NAME$KEY >> $NAME$FILEEXT

echo "</key>" >> $NAME$FILEEXT

#Finally, append the TA Private Key

echo "<tls-auth>" >> $NAME$FILEEXT

cat $TA >> $NAME$FILEEXT

echo "</tls-auth>" >> $NAME$FILEEXT

echo "Done! $NAME$FILEEXT Successfully Created."

#Script written by Eric Jodoin