Script for add & remove fake domains in Dnsmasq

dnsmasq.sh

#!/bin/sh

HOSTS="$HOME/Work/dnsmasq.hosts"

if [ $# == 2 ] || [ $# == 3 ]; then
  case $# in
    2 )
      echo Remove $2 from hosts
      sed '/$2/d' $HOSTS
      ;;
    3 )
      echo Add URL $3 with IP $2 to hosts
      echo $2 $3 >> $HOSTS
      ;;
  esac

  sudo launchctl stop homebrew.mxcl.dnsmasq
  sudo launchctl start homebrew.mxcl.dnsmasq

else
  echo "Usage: $0 add IP DOMAIN or $0 remove DOMAIN"
  exit
fi