Cent OS 7 and 8 Setup

1. Download git and nano (easy GNU nano text editor )

   sudo yum install git -y

   sudo yum install nano -y

2. Download firewallcmd sudo dnf install firewalld and run this command

   sudo systemctl enable firewalld

   sudo systemctl start firewalld

3. Get pub key using ssh-keygen and register your pub key associated with your account

4. Install docker reference Docker Cent OS.

5. Install node

   sudo dnf module list nodejs

   dnf module enable nodejs:$latest

   sudo dnf install nodejs

6. Install mongodb

   nano /etc/yum.repos.d/mongodb.repo

   Add this to /etc/yum.repos.d/mongodb.repo

   [mongodb-org-4.4] name=MongoDB Repository baseurl=https://repo.mongodb.org/yum/redhat/7Server/mongodb-org/4.4/x86_64/ gpgcheck=1 enabled=1 gpgkey=https://www.mongodb.org/static/pgp/server-4.4.asc

   yum -y install mongodb-org

   Create user and change security auth /etc/mongod.conf then restart sudo systemctl restart mongod ("if failed change the ownership of the /var/lib/mongod and everything works

7. Install nginx

   sudo dnf install nginx

   sudo systemctl enable nginx

   sudo systemctl start nginx

8. Install certbot for HTTPS/SSL

   sudo dnf install epel-release

   sudo dnf install certbot python3-certbot-apache mod_ssl

   sudo certbot —nginx -d example.com