Install MEAN on CentOS 7

MEAN.sh

#!/bin/bash
####### Nginx #######
# Install
sudo yum install epel-release
sudo yum install nginx
# Start
sudo systemctl start nginx.service
sudo firewall-cmd --permanent --zone=public --add-service=http 
sudo firewall-cmd --permanent --zone=public --add-service=https
sudo firewall-cmd --reload
sudo echo 'Nginx Installed'
####### MongoDB #######
# Install
sudo rm /etc/yum.repos.d/mongodb.repo
sudo mkdir -p /data/db
sudo echo '[mongodb]' >>  /etc/yum.repos.d/mongodb.repo
sudo echo 'name=MongoDB Repository' >>  /etc/yum.repos.d/mongodb.repo
sudo echo 'baseurl=http://downloads-distro.mongodb.org/repo/redhat/os/x86_64/' >>  /etc/yum.repos.d/mongodb.repo
sudo echo 'gpgcheck=0' >>  /etc/yum.repos.d/mongodb.repo
sudo echo 'enabled=1' >>  /etc/yum.repos.d/mongodb.repo
sudo echo "/etc/yum.repos.d/mondgob.repo created"
sudo yum install mongo-10gen mongo-10gen-server
# Start
sudo systemctl start mongod
export LC_ALL=C
sudo echo 'Mongodb Installed'
####### Node.JS #######
# Install
sudo yum install epel-release
sudo yum install nodejs
sudo yum install npm
sudo echo 'Node.JS Installed'