copy duplicate profile mozilla firefox

#!/bin/bash
# copy duplicate profile mozilla firefox

if [ -z "$2" ]; then
  echo -n "Usage: " $0
  echo "   <input> <output>"
  exit 1
fi


echo "First back up the bookmarks .json file; from OLD firefox profile"
echo -n "Shall I continue - please answer y/n "
read $foo

if [ "$foo" = "y" ]; then
echo "You said yes"
cp "${1}"/cert.db "${2}"/
cp "${1}"/cookies.txt "${2}"/
cp "${1}"/key3.db "${2}"/
cp "${1}"/signons3.txt "${2}"/
cp "${1}"/prefs.js "${2}"/
cp -r "${1}"/extensions "${2}"/
else
echo "You answered NO. Skipping"

fi