Jenkinsfile

pipeline {
    agent any
    
    environment {
        DOCKER_COMPOSE_FILE = 'docker-stack.yml'
        SCALER='scaler.sh'
        DEPLOY_SERVER ="${SERVER_MAIN}"
        TRAEFIK_AUTH="${TRAEFIK_AUTH}"
    }

    stages {
        stage('Checkout') {
            steps {
                cleanWs()
                git branch: 'main', url: 'https://github.com/Techeer-Hogwarts/Techeerism.git'
            }
        }

        stage('Test') {
            steps {
                script {
                    sh "docker --version"
                }
            }
        }

        stage('Deploy') {
            when {
                anyOf {
                    branch 'main'
                    branch 'master'
                }
            }
            steps {
                script {
                    sshagent(['deploy-server-ssh']) {
                        sh """
                        ssh -o StrictHostKeyChecking=no ${DEPLOY_SERVER} '
                        export TRAEFIK_AUTH=${TRAEFIK_AUTH}
                        rm -rf ~/Techeerism
                        git clone https://github.com/Techeer-Hogwarts/Techeerism.git
                        cd ~/Techeerism
                        git pull origin main
                        ls -al && pwd
                        docker node ls
                        docker stack deploy -c ${DOCKER_COMPOSE_FILE} techeerism --detach=true'
                        """
                    }
                }
            }
        }
        stage('Pause Before Scaling') {
            steps {
                script {
                    sleep 10
                }
            }
        }

        stage('Scale') {
            when {
                anyOf {
                    branch 'main'
                    branch 'master'
                }
            }
            steps {
                script {
                    sshagent(['deploy-server-ssh']) {
                        sh """
                        ssh -o StrictHostKeyChecking=no ${DEPLOY_SERVER} '
                        cd ~/Techeerism
                        docker stack ps techeerism
                        chmod +x ${SCALER}
                        ./${SCALER}'
                        """
                    }
                }
            }
        }
    }

    post {
        always {
                cleanWs(cleanWhenNotBuilt: false,
                        deleteDirs: true,
                        disableDeferredWipeout: true,
                        notFailBuild: true,
                        patterns: [[pattern: '.gitignore', type: 'INCLUDE'],
                                [pattern: '.propsfile', type: 'EXCLUDE']])
        }
        success {
            echo 'Build and deployment successful!'
            slackSend message: "Service deployed successfully - ${env.JOB_NAME} ${env.BUILD_NUMBER} (<${env.BUILD_URL}|Open>)", color: 'good'
        }
        failure {
            echo 'Build or deployment failed.'
            slackSend failOnError: true, message: "Build failed  - ${env.JOB_NAME} ${env.BUILD_NUMBER} (<${env.BUILD_URL}|Open>)", color: 'danger'
        }
    }
}