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Jenkins 설치 및 실행 with Docker-compose

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Jenkins Pipeline Overview

Jenkins 설치 with Docker

  • https://github.com/Sanses/devops_06_03_jenkins/blob/master/src/jenkins_remote_docker/Dockerfile
    Image Added

    Code Block
    titleDockerfile
    FROM jenkins/jenkins:lts
ARG DOCKER_GID=1000
USER root

# docker install
COPY scripts/install_docker.sh /install_docker.sh
RUN chmod +x /install_docker.sh && \
    /install_docker.sh

# aws cli install
COPY scripts/install_aws.sh /install_aws.sh
RUN chmod +x /install_aws.sh && \
    /install_aws.sh

# set jenkins user to host docker group
RUN /usr/sbin/groupadd -g ${DOCKER_GID:-1000} -f docker && \
    /usr/sbin/usermod -aG docker jenkins

USER jenkins
    Code Block
    titledocker-compose.yml
    version: '3.8'
services:
  jenkins:
    build:
      context: ""
      args:
        DOCKER_GID: ${DOCKER_GID}
    container_name: jenkins
    environment:
      TZ: "Asia/Seoul"
      JAVA_OPTS: "-Dhudson.model.DownloadService.noSignatureCheck=true"
      DOCKER_GID: ${DOCKER_GID}
    ports:
      - "8080:8080"
    volumes:
      - "./data:/var/jenkins_home"
      - "/var/run/docker.sock:/var/run/docker.sock"

Jenkins Pipeline - Jenkinsfile

  • https://github.com/Sanses/devops_sample_app_python/blob/master/deploy/Jenkinsfile

    Code Block
    pipeline {
  agent { label 'master' }

  parameters {
    booleanParam(name : 'BUILD_DOCKER_IMAGE', defaultValue : true, description : 'BUILD_DOCKER_IMAGE')
    booleanParam(name : 'RUN_TEST', defaultValue : true, description : 'RUN_TEST')
    booleanParam(name : 'PUSH_DOCKER_IMAGE', defaultValue : true, description : 'PUSH_DOCKER_IMAGE')
    booleanParam(name : 'PROMPT_FOR_DEPLOY', defaultValue : false, description : 'PROMPT_FOR_DEPLOY')
    booleanParam(name : 'DEPLOY_WORKLOAD', defaultValue : true, description : 'DEPLOY_WORKLOAD')

    // CI
    string(name : 'AWS_ACCOUNT_ID', defaultValue : '657976307134', description : 'AWS_ACCOUNT_ID')
    string(name : 'DOCKER_IMAGE_NAME', defaultValue : 'demo', description : 'DOCKER_IMAGE_NAME')
    string(name : 'DOCKER_TAG', defaultValue : '1.0.0', description : 'DOCKER_TAG')

    // CD
    string(name : 'TARGET_SVR_USER', defaultValue : 'ec2-user', description : 'TARGET_SVR_USER')
    string(name : 'TARGET_SVR_PATH', defaultValue : '/home/ec2-user/', description : 'TARGET_SVR_PATH')
    string(name : 'TARGET_SVR', defaultValue : '10.0.3.61', description : 'TARGET_SVR')
  }

  environment {
    REGION = "ap-northeast-2"
    ECR_REPOSITORY = "${params.AWS_ACCOUNT_ID}.dkr.ecr.ap-northeast-2.amazonaws.com"
    ECR_DOCKER_IMAGE = "${ECR_REPOSITORY}/${params.DOCKER_IMAGE_NAME}"
    ECR_DOCKER_TAG = "${params.DOCKER_TAG}"
  }

  stages {
    stage('============ Build Docker Image ============') {
        when { expression { return params.BUILD_DOCKER_IMAGE } }
        agent { label 'build' }
        steps {
            dir("${env.WORKSPACE}") {
                sh 'docker build -t ${ECR_DOCKER_IMAGE}:${ECR_DOCKER_TAG} .'
            }
        }
        post {
            always {
                echo "Docker build success!"
            }
        }
    }
    stage('============ Run test code ============') {
        when { expression { return params.RUN_TEST } }
        agent { label 'build' }
        steps {
            sh'''
                aws ecr get-login-password --region ${REGION} | docker login --username AWS --password-stdin ${ECR_REPOSITORY}
                docker run --rm ${ECR_DOCKER_IMAGE}:${ECR_DOCKER_TAG} /root/.local/bin/pytest -v
            '''
        }
    }
    stage('============ Push Docker Image ============') {
        when { expression { return params.PUSH_DOCKER_IMAGE } }
        agent { label 'build' }
        steps {
            echo "Push Docker Image to ECR"
            sh'''
                aws ecr get-login-password --region ${REGION} | docker login --username AWS --password-stdin ${ECR_REPOSITORY}
                docker push ${ECR_DOCKER_IMAGE}:${ECR_DOCKER_TAG}
            '''
        }
    }
    stage('Prompt for deploy') {
        when { expression { return params.PROMPT_FOR_DEPLOY } }
        agent { label 'deploy' }
        steps {
            script {
                env.APPROAL_NUM = input message: 'Please enter the approval number',
                                  parameters: [string(defaultValue: '',
                                               description: '',
                                               name: 'APPROVAL_NUM')]
            }

            echo "${env.APPROAL_NUM}"
        }
    }
    stage('============ Deploy workload ============') {
        when { expression { return params.DEPLOY_WORKLOAD } }
        agent { label 'deploy' }
        steps {
            sshagent (credentials: ['aws_ec2_user_ssh']) {
                sh """#!/bin/bash
                    scp -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no \
                        deploy/docker-compose.yml \
                        ${params.TARGET_SVR_USER}@${params.TARGET_SVR}:${params.TARGET_SVR_PATH};

                    ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no \
                        ${params.TARGET_SVR_USER}@${params.TARGET_SVR} \
                        'aws ecr get-login-password --region ${REGION} | docker login --username AWS --password-stdin ${ECR_REPOSITORY}; \
                         export IMAGE=${ECR_DOCKER_IMAGE}; \
                         export TAG=${ECR_DOCKER_TAG}; \
                         docker-compose -f docker-compose.yml down;
                         docker-compose -f docker-compose.yml up -d';
                """
            }
        }
    }
  }

  post {
    failure {
      slackSend(
        channel: "#jenkins_test",
        color: "danger",
        message: "[Failed] Job:${env.JOB_NAME}, Build num:#${env.BUILD_NUMBER} @channel (<${env.RUN_DISPLAY_URL}|open job detail>)"
      )
    }
  }
}