AWS

🌐 AWS Server Setup & Website Deployment

1. AWS Login 🚪

Account Types

• Root User: Main account holder, manages everything (email & password).

• IAM User: Limited permissions for security (can only perform specific tasks).

2. Log in to AWS Console 💻

• Log in to AWS Management Console.

• Region Selection: Set to London (or choose your preferred region).

3. Launch an EC2 Instance 🚀

Steps:

1. Navigate to EC2 Service:

   • Console > EC2 > Instances > Launch Instance.

2. Instance Name and Tags:

   • Provide a name for the server, e.g., "Frontend Server", "Backend Server".

3. Application and OS Images (Choose the OS for your server):

   • Options:

     • Ubuntu (Recommended) 🐧.

     • Amazon Linux.

     • macOS.

Example:

• Select Ubuntu Server 22.04 LTS (HVM), SSD Volume Type.

4. Instance Details ⚙️

AWS Architecture Overview:

The architecture comprises:

• Virtual Private Cloud (VPC) to isolate resources.

• EC2 Instances to host the server.

• S3 for object storage.

• Security Groups for managing inbound/outbound traffic.

• Select 64-bit (x86) for compatibility.

Instance Type

• t2.micro: Suitable for small web apps, Free Tier (React Apps).

• t2.small: Suitable for backend services (Paid).

Key Pair (Login) 🔑

1. Click on Create new key pair.

2. Provide a name for the project.

3. Select File Type: .pem and Download.

   • Save it securely to access the server later.

Network Settings 🌐

• Allow SSH Traffic from anywhere (tick).

• Allow HTTPS and HTTP Traffic from the internet (tick).

Configure Storage 💾

• Allocate 30 GB (default, gp2 SSD).

Advanced Details (Optional) ⚙️

• No changes required here.

Summary 📝

• Review all settings:

  • Number of instances: 1 or more based on requirements.

  • AMI: Ubuntu 22.04 LTS.

  • Instance Type: t2.micro or t2.small.

5. Create and Connect to EC2 Instance 🔌

Create the EC2 Instance 🖥️

• Click Launch.

Connect to the Instance 📡

1. Create IAM Role: Attach AmazonSSMFullAccess for secure access.

2. Enable Fleet Manager host.

Connect Using SSH 🔐

chmod 400 project-key.pem
ssh -i "project-key.pem" ubuntu@<public-ip-address>

6. Install Dependencies for Web Application ⚙️

Become Super User

sudo su

Install Node.js & NPM 🌐

1. Follow the guide here.

2. Use the first option command.

3. After installing Node.js:

npm install -g n
n lts

• If you encounter errors, refer to the Node.js Package Manager Guide.

Install MongoDB 💾

Follow this tutorial.

If there are issues:

1. Download libssl1.1:

wget http://archive.ubuntu.com/ubuntu/pool/main/o/openssl/libssl1.1_1.1.1f-1ubuntu2_amd64.deb
sudo dpkg -i libssl1.1_1.1.1f-1ubuntu2_amd64.deb
sudo apt-get install -y mongodb-org

Install Nginx 🌐

1. Follow this tutorial.

   • Use "Nginx Full" for firewall settings:

shCopy codesudo ufw allow 'Nginx FULL'
sudo ufw enable
sudo ufw status
sudo ufw reload

Install PM2 🔄

sudo npm install pm2 -g

7. Upload Application Code 📁

Upload Frontend & Backend Code

cd /var/www/html/

Install NVM (Node Version Manager) 🌐

curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.38.0/install.sh | bash
source ~/.bashrc
nvm install --lts
npm install -g npm
npm install

Site Configuration for Nginx ⚙️

Unlink Default Config File

cd /etc/nginx/sites-available/
sudo unlink /etc/nginx/sites-available/default

Create New Config File for Frontend & Backend 🖊️

1. Frontend Configuration Example:

server {
    root /var/www/html/frontend-build/;
    index index.html;
    server_name yourdomain.com;
    location / {
        try_files $uri /index.html;
    }
}

1. Backend Configuration Example:

server {
    listen 80;
    server_name backend.yourdomain.com;
    location / {
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header Host $host;
        proxy_pass http://127.0.0.1:3000;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}

Enable Configuration

sudo ln -s /etc/nginx/sites-available/example.conf /etc/nginx/sites-enabled

Test and Restart Nginx ⚙️

sudo nginx -t
sudo systemctl restart nginx

8. Set Up SSL 🔒

1. Install Certbot:

shCopy codesudo add-apt-repository ppa:certbot/certbot
sudo apt-get update
sudo apt install certbot python3-certbot-nginx

1. Generate SSL Certificate:

sudo certbot --nginx -d yourdomain.com -d www.yourdomain.com

1. Renew Certificate:

sudo certbot renew --dry-run

9. Additional Configurations 🛠️

Start Services

sudo systemctl start nginx
sudo systemctl start mongod

Check Service Status

sudo systemctl status nginx
sudo systemctl status mongod

Add IAM Role for SSM 📊

• Assign SSM Administrator access to connect easily via AWS Systems Manager.

10. DNS Setup 🌍

A Records and CNAME

• Main Website: Use A Record pointing to instance IP.

• Subdomain (same instance IP): Use CNAME Record.

• Different IP: Use A Record.

11. Extra Commands & Tips 💡

• List PM2 processes:

pm2 list

• Check Certbot Certificates:

certbot certificates

• If stopping and restarting the instance, update DNS with the new IP address.

Conclusion 🎉

AWS provides powerful and flexible tools to build scalable and secure infrastructure for your website. With these steps, you're on your way to mastering AWS deployments!