upstart script for metrics node.js server

metrics.conf

description "node.js server"

start on startup
stop on shutdown

respawn

script
  export HOME="/home/ubuntu"
  echo $$ > /var/run/metrics.pid
  exec sudo -u ubuntu /usr/local/bin/node $HOME/metrics/index.js >> /var/log/metrics.log 2>&1
end script

pre-start script
  echo "[`date -u +%Y-%m-%dT%T.%3NZ`] (sys) Starting" >> /var/log/metrics.log
end script

pre-stop script
  rm /var/run/metrics.pid
  echo "[`date -u +%Y-%m-%dT%T.%3NZ`] (sys) Stopping" >> /var/log/metrics.log
end script