Jenkinsfile-CD

#!groovy
def publishOverSSH(SERVER_CONFIG_NAME) {
    sshPublisher(
        continueOnError: false, // 서버에 문제 발생 시 진행 여부
        failOnError: true, // 서버에 배포시 문제가 생기면 빌드 실패로 표시 여부
        publishers:[
            sshPublisherDesc(
                configName: "${SERVER_CONFIG_NAME}",
                verbose: true,
                transfers: [
                    sshTransfer(
                        execCommand: "bash deploy.sh"
                    )
                ]
            )
        ]
    )
}

pipeline {
    agent any

    environment {
        REGISTRY_CREDENTIAL = 'docker-hub'
        CURRENT_DATE = sh(returnStdout: true, script: 'date +%y%m%d').trim()
        TAG = "$CURRENT_DATE.$BUILD_NUMBER"
        dockerImage = ''
    }

    stages {
        stage('build') {
            steps {
                sh 'chmod +x gradlew'
                sh './gradlew clean build --exclude-task test --exclude-task asciidoctor'
                echo 'build success'
            }
        }

        stage('test') {
            steps {
                sh './gradlew test'
                echo 'test success'
            }
        }

        stage('build docker image') {
            steps {
                script {
                    dockerImage = docker.build("$IMAGE_NAME")
                }
                echo 'build docker image success'
            }
        }

        stage('push docker image') {
            steps {
                script {
                    docker.withRegistry('', REGISTRY_CREDENTIAL) {
                        dockerImage.push("$TAG")
                        dockerImage.push('latest')
                    }
                }
                echo 'push docker image success'
            }
        }

        stage('remove unused docker image') {
            steps {
                sh "docker rmi $IMAGE_NAME:$TAG"
                sh "docker rmi $IMAGE_NAME:latest"
                echo 'docker rmi success'
            }
        }

        // Pulish Over SSH plugin 사용
        stage('deploy') {
            steps {
                script {
                    def serverList = ["web1", "web2"]
                    for (server in serverList) {
                        stage(server) {
                            publishOverSSH(server)
                        }
                    }
                }
                echo 'deploy success'
            }
        }
    }

    post {
        success {
            echo 'success'
        }
        failure {
            echo 'failure'
        }
    }
}