How to install nodeBB on centos 7

nodeBB is a free internet forums software powered by nodeJS (javascript) and the mongoDB database. 

sudo yum install epel-release -y && yum install nodejs -y

Install mongodb server and client

yum -y install mongodb-server && yum -y install mongodb // install server and client
systemctl enable mongod // activate it for startup
systemctl start mongod // start the server
mongo // open mongodb console thanks to the mongodb client

Add a nodeBB user to mongoDB

mongo // go to the console
use nodebb // create the nodebb database

change the password and copy and past the code below

db.createUser(
  {
    user: "mongoadmin",
    pwd: "mongoadmin",
    roles: [ "readWrite" ]
  }
)

type enter then type “exit” to exit the console

Activate mongoDB authorization

nano /etc/mongod.conf
uncomment #auth = true
systemctl restart mongod

yum -y groupinstall "Development Tools" && yum -y install git ImageMagick 
git clone -b v1.10.x https://github.com/NodeBB/NodeBB.git nodebb // copy the installation files to the server
cd nodebb
./nodebb setup