Node app that will drop its own privileges, does not fork or daemonize itself, Upstart 1.3

node-tmp.conf

#!upstart
description "Node app that will drop its own privileges, does not fork or daemonize itself, Upstart 1.3"
author      "Ankur Oberoi"

# this script will be reading files from the local filesystem and
# and needs a network interface other than the loopback
start on (local-filesystems and net-device-up IFACE!=lo)

# stops when the machine is shut down
stop on shutdown

# automatically respawn the job if it exits
respawn
# respawn the job up to 99 times within a 5 second period
respawn limit 99 5

# probably want to sent up a bunch of defaults for environment variables

exec /usr/local/bin/node
# pids? stdin, stdout, stderr?

script
   export HOME="/home/user/"
   exec sudo -u user /usr/local/bin/node /home/user/app.js 2>&1 >> /home/user/app.log
end script