yum -y install nodejs npm --enablerepo=epel
mkdir -p /opt/nodejs/welcome
cd /opt/nodejs/welcome
vi package.json
{
"name": "welcome",
"description": "welcome page",
"version": "0.0.1",
"private": true,
"dependencies": {
"express": "3.x",
"ejs": "*"
}
}npm install
vi server.js
var express = require('express');
var app = express();
app.engine('.html', require('ejs').__express);
app.set('views', __dirname + '/views');
app.set('view engine', 'html');
app.get('/', function(req, res){
res.render('index', {title: "Welcome"});
});
var server = app.listen(8080, function() {
console.log('Listening on port %d', server.address().port);
});mkdir views
vi views/index.html
<!DOCTYPE html>
<html lang=”en”>
<head>
<meta charset=”utf-8″>
<title><%= title %></title>
<style type=”text/css”> body { padding: 50px; font: 13px Helvetica, Arial, sans-serif; } </style>
</head>
<body>
<p>Welcome to node.js</p>
<p>Please edit following setting file to create your application service.</p>
</body>
</html>mkdir /etc/nodejs
vi /etc/nodejs/daemon
ROOT_DIR="/opt/nodejs/welcome"
SERVER="$ROOT_DIR/server.js"
vi /etc/init.d/nodejs
#!/bin/sh
#
# chkconfig: 35 99 99
# description: Node.js
# processname: node
# config: /etc/nodejs/daemon
# pidfile: /var/run/nodejs.pid
. /etc/rc.d/init.d/functions
USER="root"
PROCESS="/usr/bin/node"
if [ -f /etc/nodejs/daemon ]; then
source /etc/nodejs/daemon
fi
if [ "${ROOT_DIR}" = "" ]; then
echo "please specify ROOT_DIR in /etc/nodejs/daemon"
exit 1
fi
if [ "${SERVER}" = "" ]; then
SERVER="$ROOT_DIR/app.js"
fi
if [ "${LOG_FILE}" = "" ]; then
LOG_FILE="$ROOT_DIR/app.js.log"
fi
prog="nodejs"
lockfile="/var/lock/subsys/${prog}"
pidfile="/var/run/${prog}.pid"
do_start() {
[ -x $PROCESS ] || exit 5
echo -n $"Starting $SERVER: "
runuser -l "$USER" -c "$PROCESS $SERVER >> $LOG_FILE &" && echo_success || echo_failure
retval=$?
echo
[ $retval -eq 0 ] && touch $lockfile
ps -aefw | grep "$PROCESS $SERVER" | grep -v " grep " | awk '{print $2}' > $pidfile
return $retval
}
do_stop() {
echo -n $"Stopping $SERVER: "
killproc -p $pidfile $prog
retval=$?
echo
[ $retval -eq 0 ] && rm -f $lockfile
return $retval
}
case "$1" in
start)
do_start
;;
stop)
do_stop
;;
restart)
do_stop
do_start
;;
status)
status ${prog}
;;
*)
echo "Usage: $0 {start|stop|restart}"
RETVAL=1
esac
exit $RETVAL
chmod +x /etc/init.d/nodejs
