#!/bin/bash

# First argument: Client identifier
CONFIG_NAME=$1
BASE_CONFIG=template_client_config.ovpn
OUTPUT=$CONFIG_NAME.ovpn

if [ -z "$CONFIG_NAME" ]; then
  echo "\$CONFIG_NAME is empty"
  echo "Please specify client config name. --> exit!"
  exit 1
else
  echo "Make OpenVPN client config for: $CONFIG_NAME"
fi

if [ -d $CONFIG_NAME ]; then
  echo "Generating $OUTPUT"
  cat ${BASE_CONFIG} \
    <(echo -e '<ca>') \
    $CONFIG_NAME/ca.crt \
    <(echo -e '</ca>\n<cert>') \
    $CONFIG_NAME/$CONFIG_NAME.crt \
    <(echo -e '</cert>\n<key>') \
    $CONFIG_NAME/$CONFIG_NAME.key \
    <(echo -e '</key>\n<tls-auth>') \
    $CONFIG_NAME/tls-auth.key \
    <(echo -e '</tls-auth>') \
    > $CONFIG_NAME/$CONFIG_NAME.ovpn
else
   echo "ERROR: Folder for $CONFIG_NAME not found --> exit!"
fi