Label com.nefthias.transparent_proxy UserName root Program /usr/local/bin/transparent_proxy ProgramArguments /usr/local/bin/transparent_proxy -h 127.0.0.1 -P 55000 -t proxy.example.com:6789 -u 'example uname' -p 'example password' RunAtLoad StandardOutPath /var/log/com.nefthias.transparent_proxy.log StandardErrorPath /var/log/com.nefthias.transparent_proxy.log KeepAlive SuccessfulExit