#!/usr/bin/env bash

tmp_err_msg=$(mktemp)

# -------------
# --- Some functions
# -------------
clean_up() {

   # Perform program exit housekeeping
   rm -f $tmp_err_msg
   exit $1
}

echononl(){
   echo X\\c > /tmp/shprompt$$
   if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
      echo -e -n "$*\\c" 1>&2
   else
       echo -e -n "$*" 1>&2
   fi
   rm /tmp/shprompt$$
}

fatal(){
   echo ""
   echo -e "fatal error: $*"
   echo ""
   echo -e "\t\033[31m\033[1mInstalllation will be interrupted\033[m\033[m"
   echo ""
   exit 1
}

error(){
   echo ""
   echo -e "\t[ \033[31m\033[1mFehler\033[m ]: $*"
   echo ""
}

warn (){
   echo ""
   echo -e "\t[ \033[33m\033[1mWarning\033[m ]: $*"
   echo ""
}

info (){
   echo ""
   echo -e "\t[ \033[32m\033[1mInfo\033[m ]: $*"
   echo ""
}

echo_done() {
   echo -e "\033[80G[ \033[32mdone\033[m ]"
}
echo_ok() {
   echo -e "\033[80G[ \033[32mok\033[m ]"
}
echo_warning() {
   echo -e "\033[80G[ \033[33m\033[1mwarn\033[m ]"
}
echo_failed(){
   echo -e "\033[80G[ \033[1;31mfailed\033[m ]"
}
echo_skipped() {
   echo -e "\033[80G[ \033[33m\033[1mskipped\033[m ]"
}

echononl "   Create file \"client_whitelist\""
if [[ ! -f "/etc/postfix/client_whitelist" ]]; then
   cat <<EOF > /etc/postfix/client_whitelist
# onion - tor hidden service
127.0.0.25        OK
EOF
   if [[ $? -eq 0 ]] ; then
      echo_ok
      postmap btree:/etc/postfix/client_whitelist
   else
      echo_failed
   fi
else
   echo_skipped
fi


clean_up 0