CICD Jenkins

1. aws 인스턴스 실행

2. 인스턴스 보안 규칙 포트 설정
   

3. 접속

4. 도커 다운로드

5. 도커에서 jenkins image pull

6. 컨테이너 생성 및 실행
   sudo docker run --name jenkins-docker -d -p 8100:8080 -v /home/ubuntu/jenkins_home:/var/jenkins_home --name jenkins -v /var/run/docker.sock:/var/run/docker.sock -u root jenkins/jenkins

7. jenkins 관리 --> system -->
   
   

secret text로 해야됨

8. credential 생성

9. pipeline 생성

10. pipeline script

pipeline {
    agent any

    environment {
        // Docker Hub credentials
        DOCKER_HUB_CREDENTIALS_ID = 'docker'
        // GitHub credentials
        GITHUB_CREDENTIALS_ID = 'gihoGithub'
        // Docker image details
        DOCKER_IMAGE_NAME = 'rlarlgh654/web-test'
        DOCKER_IMAGE_TAG = 'latest'
        GIT_BRANCH = 'main'
        CONTAINER_NAME = 'web-test-container'
    }

    stages {
        stage('Checkout') {
            steps {
                // Checkout code from GitHub
                script {
                    git credentialsId: env.GITHUB_CREDENTIALS_ID, url: 'https://github.com/GihoKim-DataScientist/jenkin_example.git', branch: env.GIT_BRANCH
                }
            }
        }

        stage('Build Docker Image') {
            steps {
                // Build Docker image
                script {
                    dockerImage = docker.build("${DOCKER_IMAGE_NAME}:${DOCKER_IMAGE_TAG}", "-f Dockerfile .")
                }
            }
        }

        stage('Push to Docker Hub') {
            steps {
                // Push Docker image to Docker Hub
                script {
                    docker.withRegistry('https://registry.hub.docker.com', env.DOCKER_HUB_CREDENTIALS_ID) {
                        dockerImage.push()
                    }
                }
            }
        }
    }
    
    post {
        success {
            // Cleanup Docker image
            script {
                // Stop the existing container if it's running
                sh "docker ps -q --filter name=${CONTAINER_NAME} | xargs -r docker stop"
                // Remove the existing container
                sh "docker ps -aq --filter name=${CONTAINER_NAME} | xargs -r docker rm"
                sh "docker run -d -p 8080:8080 --name ${CONTAINER_NAME} ${DOCKER_IMAGE_NAME}:${DOCKER_IMAGE_TAG}"
            }
        }
    }
}

10. github에서 webhook 설정