🏗️ Jenkins Server Deployment on AWS EC2

Automated Jenkins server deployment on AWS EC2 using CloudFormation

🌟 Key Features

• ⚡ Automated Jenkins installation
• ☕ Java 17 pre-installed
• 📀 Configurable EBS volume
• 🔒 Available encryption options
• 🛡️ Automatic security group creation
• 🔧 AWS CLI integration

👌 Prerequisites

• AWS account with sufficient permissions
• AWS CLI installed and configured
• Existing SSH key pair in AWS
• VPC and Subnet configured in AWS
• Basic knowledge of AWS CloudFormation

📜 Base System Information

• 🐧 AMI Base: Amazon Linux 2023
• 🏷️ AMI ID: ami-0b4624933067d393a (us-east-2)
• 🔄 Version: Amazon Linux 2023 AMI 2023.6.20241212.0 x86_64 HVM kernel-6.1
• 📦 Pre-installed Features:
  • systemd 252.4
  • yum package manager# 🏗️ Jenkins Server Deployment on AWS EC2

📝 Base System Information

• 🐧 Base AMI: Amazon Linux 2023
• 🏷️ AMI ID: ami-0b4624933067d393a (us-east-2)
• 🔄 System Version: Amazon Linux 2023 AMI 2023.6.20241212.0 x86_64 HVM
  • aws-cli v2

🔍 Compatibility Notes

This implementation is optimized for Amazon Linux 2023. This distribution is recommended due to:

• Native integration with AWS services
• Cloud optimization
• Regular security updates
• LTS support

⚙️ Main Parameters

Parameter	Description	Default Value
AWSRegion	AWS Region for deployment	us-east-1
JenkinsInstanceType	EC2 instance type	t2.micro
JenkinsVolumeSize	EBS volume size (GB)	16

🚀 Deployment

1. Clone the repository:

git clone <repository-URL>

2. Deploy the CloudFormation stack:

# Deploy stack
aws cloudformation create-stack \
    --stack-name jenkins-server \
    --template-body file://jenkins-template.yaml \
    --parameters ParameterKey=KeyName,ParameterValue=mi-keypair

# Check status
aws cloudformation describe-stacks \
    --stack-name jenkins-server

# Update stack
aws cloudformation update-stack \
    --stack-name jenkins-server \
    --template-body file://jenkins-template.yaml

# Delete stack
aws cloudformation delete-stack \
    --stack-name jenkins-server

3. Connect to the EC2 Instance:

ssh -i "<name-key>.pem" ec2-user@<public-ip>.<region>.compute.amazonaws.com

4. Get the Jenkins Admin Password:

sudo cat /var/lib/jenkins/secrets/initialAdminPassword

5. Access Jenkins:

• Wait approximately 5-10 minutes after deployment.
• Access Jenkins using:

http://<public-ip>:8080

Note : In the output could find public DNS link

🔐 Security

The instance is deployed with a security group that allows:

• Port 22 (SSH)
• Port 8080 (Jenkins UI) It is recommended to modify JenkinsAllowSSHFrom to restrict SSH access

🔧 Maintenance

Log Access

sudo tail -f /var/log/deploy.log

📄 Release Notes v1.0.0

• Automated Jenkins installation
• Support for Amazon Linux 2023
• AWS CLI integration

🔄 Updates

To update Jenkins:

sudo yum update jenkins -y
sudo systemctl restart jenkins

🤝 Contributions

Contributions are welcome. Please:

1. Fork the repository
2. Create a feature branch
3. Submit a pull request

📝 License

This project is under the MIT License - see the LICENSE file for details.

✍️ Author

Andres Jose Sanchez - Initial Development - [andresjose84@gmail.com]