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MAİN.TF

Provider Settings

  • AWS Provider: Utilizes the Hashicorp AWS module with version 5.45.0.
  • Region Configuration: Configured to deploy resources in the AWS us-east-1 region.

Variables

  • Key Variable: The key variable is set to "jenkins-project" and is used as the name for the SSH key pair for the EC2 instance.
  • User Variable: The user variable is set to "techpro" which is used to determine user-specific configurations or contexts.

EC2 Instance

  • Resource Type: aws_instance
  • Instance Type: t2.micro
  • AMI: The AMI used is "ami-0230bd60aa48260c6".
  • IAM Role: Associated with a specific IAM role named jenkins-project-profile-techpro.
  • Tags: The instance is tagged with a Name of "jenkins_project".

Security Group

  • Resource Name: aws_security_group with the name "project-jenkins-sec-gr".
  • Ingress Rules:
    • Allows incoming connections on port 22 (SSH).
    • Allows incoming connections on port 5000 for web applications.
    • Allows incoming connections on port 3000 for additional web interfaces.
    • Allows incoming connections on port 5432 for PostgreSQL database access.
  • Egress Rules:
    • Allows all outgoing traffic from any port to any destination (0.0.0.0/0).

Outputs

  • Public IP: The script outputs the public IP address of the created EC2 instance as node_public_ip.

Playbook.yaml

Update System Packages

  • Description: Updates all packages on the system to their latest versions.
  • Command: sudo yum update -y

Remove Old Docker Versions

  • Description: Removes old Docker packages installed from the CentOS repository.
  • Packages Removed:
    • docker
    • docker-client
    • docker-client-latest
    • docker-common
    • docker-latest
    • docker-latest-logrotate
    • docker-logrotate
    • docker-engine

Install Yum Utilities

  • Description: Installs necessary utilities for managing packages.
  • Utilities Installed:
    • yum-utils
    • device-mapper-persistent-data
    • lvm2
    • unzip

Install Docker

  • Description: Installs the latest version of Docker using yum.

Add User to Docker Group

  • Description: Adds the ec2-user to the Docker group to allow running Docker without

Start Docker Service

  • Description: Starts and enables the Docker service to run on boot.

Install Docker Compose

  • Description: Downloads and installs Docker Compose.

Log in to AWS ECR

  • Description: Logs into AWS Elastic Container Registry using Docker.

Copy docker-compose.yml to Server

  • Description: Copies the local docker-compose.yml file to the server's /home/ec2-user/ directory.

Start Application with Docker Compose

  • Description: Starts the application using Docker Compose in detached mode.

docker-compose.yaml

env variables:

  • postgre container -->> POSTGRES_PASSWORD: Pp123456789
  • react container -->> REACT_APP_BASE_URL: http://${NODE_IP}:5000/
  • nodejs -->> SERVER_PORT: 5000 DB_USER: postgres DB_PASSWORD: Pp123456789 DB_NAME: techprotodo DB_HOST: todo_postgre DB_PORT: 5432

Jenkinsfile