blue-green-deployment_dmitry_vasiliev

pipeline {
    agent any

    stages {
        stage('SonarQube Analysis') {
            steps {
                sh 'sonar-scanner \
                -Dsonar.host.url=https://sonarqube.awesome-app.com \
                -Dsonar.login=$SONAR_TOKEN \
                -Dsonar.projectKey=my-web-app \
                -Dsonar.sources=. \
                -Dsonar.java.binaries=.'
            }
        }

        stage('Build') {
            steps {
                sh 'docker build -t my-web-app .'
            }
        }

        stage('Push') {
            steps {
                sh 'docker login docker.pkg.github.com -u $GITHUB_USERNAME -p $GITHUB_TOKEN'
                sh 'docker tag my-web-app docker.pkg.github.com/$GITHUB_USERNAME/my-web-app:$BUILD_NUMBER'
                sh 'docker push docker.pkg.github.com/$GITHUB_USERNAME/my-web-app:$BUILD_NUMBER'
            }
        }

        stage('Deploy Green') {
            steps {
                sh 'kubectl apply -f green-deployment.yaml'
                sh 'kubectl rollout status deployment/green-deployment'
                sh 'kubectl expose deployment green-deployment --type=LoadBalancer --name=green-service'
            }
        }

        stage('Test Green') {
            steps {
                sh 'curl https://green-service.com:443'
            }
        }

        stage('Switch Traffic') {
            when {
                expression { return env.SWITCH_TRAFFIC == 'true' }
            }
            steps {
                sh 'kubectl apply -f blue-green-service.yaml'
            }
        }

        stage('Deploy Blue') {
            when {
                expression { return env.SWITCH_TRAFFIC == 'true' }
            }
            steps {
                sh 'kubectl apply -f blue-deployment.yaml'
                sh 'kubectl rollout status deployment/blue-deployment'
                sh 'kubectl expose deployment blue-deployment --type=LoadBalancer --name=blue-service'
            }
        }

        stage('Test Blue') {
            when {
                expression { return env.SWITCH_TRAFFIC == 'true' }
            }
            steps {
                sh 'curl https://blue-service.com:443'
            }
        }
    }
}