Daemon for permanent node web server on linux.

http-server

#!/bin/bash
#
### BEGIN INIT INFO
# Provides:          http-server
# Required-Start:
# Required-Stop:
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Start daemon at boot time
# Description:       Enable http-server of /var/www.
### END INIT INFO

# Source function library.
. /lib/lsb/init-functions

pidFile=/var/run/http-server.pid
logFile=/var/log/forever/output.log

nodeApp=/usr/lib/startServer.js

start() {
   echo "Starting $nodeApp"

   # This is found in the library referenced at the top of the script
   start_daemon

   # Notice that we change the PATH because on reboot
   # the PATH does not include the path to node.
   # Launching forever with a full path
   # does not work unless we set the PATH.
   PATH=/usr/local/bin:$PATH
   export NODE_ENV=production
   #PORT=80
   forever start --pidFile $pidFile -l $logFile -d $nodeApp
   RETVAL=$?
}

restart() {
   echo -n "Restarting $nodeApp"
   forever restart $nodeApp
   RETVAL=$?
}

stop() {
   echo -n "Shutting down $nodeApp"
   forever stop $nodeApp
   RETVAL=$?
}

status() {
   echo -n "Status $nodeApp"
   forever list
   RETVAL=$?
}

case "$1" in
   start)
        start
        ;;
    stop)
        stop
        ;;
   status)
        status
       ;;
   restart)
        restart
        ;;
        *)
       echo "Usage:  {start|stop|status|restart}"
       exit 1
        ;;
esac
exit $RETVAL

Permanent Node HTTP server.md

Install dependencies:

sudo npm i -g forever http-server

Add server script

Copy startServer.js to /usr/lib/startServer.js

Create service

• Copy content of http-server in /etc/init.d/http-server

• Make the service executable & add it to boot

sudo chmod +x /etc/init.d/http-server
sudo update-rc.d http-server defaults 80 

startServer.js

var sys = require('sys')
var exec = require('child_process').exec;
function puts(error, stdout, stderr) { sys.puts(stdout) }
exec("sudo http-server /var/www -p 80", puts);