tinc startup script mac osx

gistfile1.txt

laptop1333:~ root# cat start_tinc.sh 
#!/bin/bash

TITLE="TINC PASS PROMPT";
TEXT="Tinc private key password:";
IFS=$(printf "\n");
CODE=("on GetCurrentApp()");
CODE=(${CODE[*]} "tell application \"System Events\" to get short name of first process whose frontmost is true");
CODE=(${CODE[*]} "end GetCurrentApp");
CODE=(${CODE[*]} "tell application GetCurrentApp()");
CODE=(${CODE[*]} "activate");
CODE=(${CODE[*]} "display dialog \"${@:-$TEXT}\" default answer \"\" with title \"${TITLE}\" with icon caution with hidden answer");
CODE=(${CODE[*]} "text returned of result");
CODE=(${CODE[*]} "end tell");
SCRIPT="/usr/bin/osascript"
for LINE in ${CODE[*]}; do
    SCRIPT="${SCRIPT} -e $(printf "%q" "${LINE}")";
done;
PASSPHRASE=`eval "${SCRIPT}"`;

echo $PASSPHRASE | openssl rsa -passin stdin -text -in /usr/local/etc/tinc/darknet/rsa_key_enc.priv | /usr/local/sbin/tincd -n darknet -D &