ec2nginx

✅ Step-by-Step: Run Custom Nginx Page with Docker on EC2 (Ubuntu)

Update the system
Run: sudo apt-get update -y

Install Docker
Run: sudo apt install docker.io -y

Pull the official Nginx image
Run: sudo docker pull nginx

Run Nginx container on port 80
Run: sudo docker run -d -p 80:80 --name my-nginx nginx

Access the container shell
Run: sudo docker exec -it my-nginx bash

Navigate to the HTML folder
Run: cd /usr/share/nginx/html/

Install nano inside the container
Run: apt update and then apt install nano -y

Edit the homepage
Run: nano index.html
Inside the file, replace or edit the content with:
<h1>My Roll Number: 123456</h1>
To save and exit:

Press Ctrl + O and Enter to save

Press Ctrl + X to exit nano

Exit the container
Run: exit

Access the page in browser
Open your browser and go to: http://<your-ec2-public-ip>

You will see your custom Nginx page showing your roll number.

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Configure Security Group
Allow the following inbound rules:

Type: SSH | Protocol: TCP | Port: 22 | Source: 0.0.0.0/0 | Description: For terminal (SSH) access

Type: HTTP | Protocol: TCP | Port: 80 | Source: 0.0.0.0/0 | Description: For browser access

Type: HTTPS | Protocol: TCP | Port: 443 | Source: 0.0.0.0/0 | Description: For secure web access (optional)

Connect to your EC2 instance using SSH
Example: ssh -i "your-key.pem" ec2-user@<public-ip>

Install Apache Web Server (httpd)
Run the following commands on the instance:

sudo yum update -y

sudo yum install httpd -y

sudo systemctl start httpd

sudo systemctl enable httpd

(Optional) Add your own content
Replace the default page at /var/www/html/index.html with your own content using a text editor like nano.

Access the site
Open your browser and go to: http://<your-ec2-public-ip>