763 lines
26 KiB
Groovy
763 lines
26 KiB
Groovy
pipeline {
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agent any
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options {
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disableConcurrentBuilds()
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}
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environment {
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APP_NAME = 'demo-nginx'
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NAMESPACE = 'demo-app'
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DOCKER_REGISTRY = 'docker.io'
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DOCKER_REPO = 'vladcrypto'
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GITEA_URL = 'http://gitea-http.gitea.svc.cluster.local:3000'
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GITEA_REPO = 'admin/k3s-gitops'
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GITEA_BRANCH = 'main'
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BUILD_TAG = "${env.BUILD_NUMBER}"
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IMAGE_TAG = "${env.BRANCH_NAME}-${env.BUILD_NUMBER}"
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// Rollback configuration
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ROLLBACK_ENABLED = 'true'
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DEPLOYMENT_TIMEOUT = '300s'
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ARGOCD_SYNC_TIMEOUT = '120'
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SKIP_HEALTH_CHECK = 'true'
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// Notification configuration
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TELEGRAM_BOT_TOKEN = credentials('telegram-bot-token')
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TELEGRAM_CHAT_ID = credentials('telegram-chat-id')
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// Build info
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BUILD_URL = "${env.BUILD_URL}"
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GIT_COMMIT_SHORT = ""
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DEPLOYMENT_START_TIME = ""
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DEPLOYMENT_END_TIME = ""
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}
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stages {
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stage('Initialization') {
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steps {
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script {
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echo "🚀 Starting deployment pipeline..."
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DEPLOYMENT_START_TIME = sh(script: 'date +%s', returnStdout: true).trim()
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sendTelegramNotification(
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status: 'STARTED',
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message: """
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🚀 <b>Deployment Started</b>
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<b>Application:</b> ${APP_NAME}
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<b>Build:</b> #${BUILD_NUMBER}
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<b>Branch:</b> ${env.BRANCH_NAME}
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<b>Namespace:</b> ${NAMESPACE}
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<b>Started by:</b> ${env.BUILD_USER ?: 'Jenkins'}
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<i>Building and deploying...</i>
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""",
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color: '🔵'
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)
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}
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}
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}
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stage('Save Current State') {
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when { branch 'main' }
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steps {
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script {
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echo "📸 Saving current deployment state for rollback..."
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sh """
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kubectl get deployment ${APP_NAME} -n ${NAMESPACE} \
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-o jsonpath='{.spec.template.spec.containers[0].image}' \
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> /tmp/previous_image_${BUILD_NUMBER}.txt || echo "none" > /tmp/previous_image_${BUILD_NUMBER}.txt
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PREV_IMAGE=\$(cat /tmp/previous_image_${BUILD_NUMBER}.txt)
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echo "Previous image: \${PREV_IMAGE}"
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"""
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sh """
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kubectl get deployment ${APP_NAME} -n ${NAMESPACE} \
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-o jsonpath='{.spec.replicas}' \
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> /tmp/previous_replicas_${BUILD_NUMBER}.txt || echo "2" > /tmp/previous_replicas_${BUILD_NUMBER}.txt
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"""
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echo "✅ Current state saved"
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}
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}
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}
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stage('Checkout Source') {
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steps {
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echo "📦 Creating application artifacts..."
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sh """
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cat > Dockerfile << 'EOF'
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FROM nginx:1.25.3-alpine
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COPY index.html /usr/share/nginx/html/index.html
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COPY nginx.conf /etc/nginx/nginx.conf
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EXPOSE 80
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CMD ["nginx", "-g", "daemon off;"]
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EOF
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"""
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sh """
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cat > index.html << EOF
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<!DOCTYPE html>
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<html>
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<head>
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<title>Demo Nginx</title>
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<style>
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body {
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font-family: Arial, sans-serif;
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max-width: 800px;
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margin: 50px auto;
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padding: 20px;
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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color: white;
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}
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.container {
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background: rgba(255, 255, 255, 0.1);
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padding: 40px;
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border-radius: 10px;
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backdrop-filter: blur(10px);
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}
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h1 {
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font-size: 48px;
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margin-bottom: 20px;
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}
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p {
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font-size: 24px;
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margin: 10px 0;
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}
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.version {
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font-family: 'Courier New', monospace;
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background: rgba(0, 0, 0, 0.3);
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padding: 10px 20px;
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border-radius: 5px;
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display: inline-block;
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margin-top: 20px;
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}
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</style>
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</head>
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<body>
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<div class="container">
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<h1>Demo Nginx - Build #${BUILD_NUMBER}</h1>
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<p>Environment: Production</p>
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<p class="version">Version: ${IMAGE_TAG}</p>
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<p style="font-size: 16px; margin-top: 30px; opacity: 0.8;">
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Image: ${DOCKER_REGISTRY}/${DOCKER_REPO}/${APP_NAME}:${IMAGE_TAG}
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</p>
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</div>
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</body>
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</html>
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EOF
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"""
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sh '''
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cat > nginx.conf << 'EOF'
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user nginx;
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worker_processes auto;
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error_log /var/log/nginx/error.log warn;
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pid /var/run/nginx.pid;
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events { worker_connections 1024; }
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http {
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include /etc/nginx/mime.types;
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default_type application/octet-stream;
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log_format main '$remote_addr - $remote_user [$time_local] "$request" '
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'$status $body_bytes_sent "$http_referer" '
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'"$http_user_agent" "$http_x_forwarded_for"';
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access_log /var/log/nginx/access.log main;
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sendfile on;
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keepalive_timeout 65;
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server {
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listen 80;
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server_name _;
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location / {
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root /usr/share/nginx/html;
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index index.html;
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}
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location /health {
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access_log off;
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return 200 "healthy\n";
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add_header Content-Type text/plain;
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}
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}
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}
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EOF
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'''
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}
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}
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stage('Build Docker Image') {
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steps {
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script {
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echo "🏗️ Building Docker image..."
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sendTelegramNotification(
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status: 'BUILDING',
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message: """
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🏗️ <b>Building Docker Image</b>
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<b>Image:</b> ${DOCKER_REGISTRY}/${DOCKER_REPO}/${APP_NAME}:${IMAGE_TAG}
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<b>Stage:</b> Build
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""",
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color: '🔵'
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)
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sh """
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docker build \
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-t ${DOCKER_REGISTRY}/${DOCKER_REPO}/${APP_NAME}:${IMAGE_TAG} \
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-t ${DOCKER_REGISTRY}/${DOCKER_REPO}/${APP_NAME}:latest \
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.
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"""
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echo "✅ Image built successfully!"
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}
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}
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}
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stage('Push to Registry') {
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when { branch 'main' }
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steps {
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script {
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echo "📤 Pushing image to registry..."
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sendTelegramNotification(
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status: 'PUSHING',
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message: """
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📤 <b>Pushing to Registry</b>
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<b>Registry:</b> ${DOCKER_REGISTRY}
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<b>Image:</b> ${DOCKER_REPO}/${APP_NAME}:${IMAGE_TAG}
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""",
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color: '🔵'
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)
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withCredentials([usernamePassword(
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credentialsId: 'docker-registry-credentials',
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usernameVariable: 'DOCKER_USER',
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passwordVariable: 'DOCKER_PASS'
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)]) {
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sh """
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echo "\${DOCKER_PASS}" | docker login ${DOCKER_REGISTRY} -u "\${DOCKER_USER}" --password-stdin
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docker push ${DOCKER_REGISTRY}/${DOCKER_REPO}/${APP_NAME}:${IMAGE_TAG}
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docker push ${DOCKER_REGISTRY}/${DOCKER_REPO}/${APP_NAME}:latest
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docker logout ${DOCKER_REGISTRY}
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"""
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}
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echo "✅ Image pushed successfully!"
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}
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}
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}
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stage('Update GitOps Manifests') {
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when { branch 'main' }
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steps {
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script {
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echo "📝 Updating Kubernetes manifests..."
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sendTelegramNotification(
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status: 'UPDATING',
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message: """
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📝 <b>Updating GitOps Manifests</b>
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<b>Repository:</b> ${GITEA_REPO}
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<b>Branch:</b> ${GITEA_BRANCH}
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<b>File:</b> apps/demo-nginx/deployment.yaml
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""",
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color: '🔵'
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)
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withCredentials([usernamePassword(
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credentialsId: 'gitea-credentials',
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usernameVariable: 'GIT_USER',
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passwordVariable: 'GIT_PASS'
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)]) {
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sh """
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rm -rf k3s-gitops || true
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git clone http://\${GIT_USER}:\${GIT_PASS}@gitea-http.gitea.svc.cluster.local:3000/admin/k3s-gitops.git
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cd k3s-gitops
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git config user.name "Jenkins"
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git config user.email "jenkins@thedevops.dev"
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# Save current commit for rollback
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git rev-parse HEAD > /tmp/previous_commit_${BUILD_NUMBER}.txt
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sed -i 's|image: .*|image: ${DOCKER_REGISTRY}/${DOCKER_REPO}/${APP_NAME}:${IMAGE_TAG}|' apps/demo-nginx/deployment.yaml
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git add apps/demo-nginx/deployment.yaml
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git commit -m "chore(demo-nginx): Update image to ${IMAGE_TAG}" || echo "No changes"
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git push origin main
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"""
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}
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echo "✅ Manifests updated!"
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}
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}
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}
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stage('Wait for ArgoCD Sync') {
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steps {
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script {
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echo "⏳ Waiting for ArgoCD to sync manifests..."
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for (int i = 1; i <= 12; i++) {
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def syncStatus = sh(
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script: "kubectl get application demo-nginx -n argocd -o jsonpath='{.status.sync.status}'",
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returnStdout: true
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).trim()
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echo "ArgoCD sync status : ${syncStatus}"
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if (syncStatus == "Synced") {
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echo "✅ ArgoCD manifests synced"
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return
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}
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sleep 10
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}
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error("❌ ArgoCD did not sync manifests in time")
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}
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}
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}
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stage('Wait for Deployment') {
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when { branch 'main' }
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steps {
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script {
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echo "⏳ Waiting for Kubernetes rollout to complete..."
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sendTelegramNotification(
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status: 'DEPLOYING',
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message: """
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🚀 <b>Deploying to Kubernetes</b>
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<b>Deployment:</b> ${APP_NAME}
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<b>Namespace:</b> ${NAMESPACE}
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<b>Image:</b> ${IMAGE_TAG}
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<b>Timeout:</b> ${DEPLOYMENT_TIMEOUT}
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<i>Rolling out new pods...</i>
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""",
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color: '🔵'
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)
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try {
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// Wait for rollout to complete
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echo "Starting rollout status check..."
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sh """
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kubectl rollout status deployment/${APP_NAME} -n ${NAMESPACE} --timeout=${DEPLOYMENT_TIMEOUT}
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"""
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echo "✅ Rollout completed successfully!"
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// Additional verification - wait a bit for pods to stabilize
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echo "Waiting 10 seconds for pods to stabilize..."
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sleep 10
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} catch (Exception e) {
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echo "❌ Deployment rollout failed: ${e.message}"
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// Get pod status for debugging
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try {
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def podStatus = sh(
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script: """
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kubectl get pods -n ${NAMESPACE} -l app=${APP_NAME} -o wide
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""",
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returnStdout: true
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).trim()
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echo "Current pod status:\n${podStatus}"
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def events = sh(
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script: """
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kubectl get events -n ${NAMESPACE} --sort-by='.lastTimestamp' | tail -20
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""",
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returnStdout: true
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).trim()
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echo "Recent events:\n${events}"
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} catch (Exception debugEx) {
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echo "Could not fetch debug info: ${debugEx.message}"
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}
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throw e
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}
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}
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}
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}
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stage('Verify Deployment') {
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when { branch 'main' }
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steps {
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script {
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echo "✅ Verifying deployment and pod status..."
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/* --------------------------------
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* 1. Deployment readiness
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* -------------------------------- */
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sh """
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set -e
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echo "1. Checking deployment readiness..."
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READY=\$(kubectl get deployment ${APP_NAME} -n ${NAMESPACE} -o jsonpath='{.status.readyReplicas}')
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DESIRED=\$(kubectl get deployment ${APP_NAME} -n ${NAMESPACE} -o jsonpath='{.spec.replicas}')
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echo "Ready replicas : \$READY"
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echo "Desired replicas : \$DESIRED"
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if [ "\$READY" != "\$DESIRED" ]; then
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echo "❌ Not all replicas are ready"
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exit 1
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fi
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"""
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/* --------------------------------
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* 2. Actual running images
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* -------------------------------- */
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def podImages = sh(
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script: """
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kubectl get pods -n ${NAMESPACE} -l app=${APP_NAME} \
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-o jsonpath='{range .items[*]}{.status.containerStatuses[0].image}{"\\n"}{end}'
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""",
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returnStdout: true
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).trim()
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echo "Running pod images:"
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podImages.split("\\n").each { img ->
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echo " - ${img}"
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}
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if (!podImages.contains(IMAGE_TAG)) {
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error("❌ Some pods are NOT running image tag ${IMAGE_TAG}")
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}
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/* --------------------------------
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* 3. Restart count
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* -------------------------------- */
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def restarts = sh(
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script: """
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kubectl get pods -n ${NAMESPACE} -l app=${APP_NAME} \
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-o jsonpath='{range .items[*]}{.status.containerStatuses[0].restartCount}{"\\n"}{end}'
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""",
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returnStdout: true
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).trim()
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def maxRestart = restarts
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.split("\\n")
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.collect { it.toInteger() }
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.max()
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echo "Max restart count: ${maxRestart}"
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if (maxRestart > 3) {
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error("❌ High restart count detected: ${maxRestart}")
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}
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echo "✅ ALL VERIFICATION CHECKS PASSED"
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}
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}
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}
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}
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post {
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success {
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script {
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DEPLOYMENT_END_TIME = sh(script: 'date +%s', returnStdout: true).trim()
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def duration = (DEPLOYMENT_END_TIME.toInteger() - DEPLOYMENT_START_TIME.toInteger())
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def durationMin = duration / 60
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def durationSec = duration % 60
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// Get deployment details
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def podStatus = sh(
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script: """
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kubectl get pods -n ${NAMESPACE} -l app=${APP_NAME} \
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-o jsonpath='{range .items[*]}{.metadata.name}{" "}{.status.phase}{" "}{.status.containerStatuses[0].restartCount}{"\\n"}{end}'
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""",
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returnStdout: true
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).trim()
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def deployedImage = sh(
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script: """
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kubectl get deployment ${APP_NAME} -n ${NAMESPACE} \
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-o jsonpath='{.spec.template.spec.containers[0].image}'
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""",
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returnStdout: true
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).trim()
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def replicas = sh(
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script: """
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kubectl get deployment ${APP_NAME} -n ${NAMESPACE} \
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-o jsonpath='{.status.replicas}'
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""",
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returnStdout: true
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).trim()
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echo """
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✅ DEPLOYMENT SUCCESS!
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Application: ${APP_NAME}
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Image: ${deployedImage}
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Namespace: ${NAMESPACE}
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Build: #${BUILD_NUMBER}
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Duration: ${durationMin}m ${durationSec}s
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All checks passed! ✨
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"""
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|
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// Send detailed success notification
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sendTelegramNotification(
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status: 'SUCCESS',
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message: """
|
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✅ <b>Deployment Successful!</b>
|
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|
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━━━━━━━━━━━━━━━━━━━━━━
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<b>📦 Application Details</b>
|
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<b>Name:</b> ${APP_NAME}
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<b>Build:</b> #${BUILD_NUMBER}
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<b>Branch:</b> ${env.BRANCH_NAME}
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<b>Namespace:</b> ${NAMESPACE}
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|
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━━━━━━━━━━━━━━━━━━━━━━
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<b>🐳 Docker Image</b>
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<b>Registry:</b> ${DOCKER_REGISTRY}
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<b>Repository:</b> ${DOCKER_REPO}/${APP_NAME}
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<b>Tag:</b> ${IMAGE_TAG}
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<b>Full Image:</b> ${deployedImage}
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|
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━━━━━━━━━━━━━━━━━━━━━━
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<b>☸️ Kubernetes Status</b>
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<b>Replicas:</b> ${replicas}/${replicas} Ready
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<b>Rollout:</b> Completed ✅
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<b>Health:</b> All pods healthy
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━━━━━━━━━━━━━━━━━━━━━━
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<b>⏱️ Deployment Metrics</b>
|
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<b>Duration:</b> ${durationMin}m ${durationSec}s
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<b>Started:</b> ${new Date(DEPLOYMENT_START_TIME.toLong() * 1000).format('HH:mm:ss')}
|
||
<b>Completed:</b> ${new Date(DEPLOYMENT_END_TIME.toLong() * 1000).format('HH:mm:ss')}
|
||
|
||
━━━━━━━━━━━━━━━━━━━━━━
|
||
<b>🔗 Links</b>
|
||
<a href="${BUILD_URL}">Jenkins Build</a>
|
||
<a href="${GITEA_URL}/${GITEA_REPO}">GitOps Repository</a>
|
||
|
||
<i>Deployed by Jenkins CI/CD Pipeline</i> 🚀
|
||
""",
|
||
color: '✅'
|
||
)
|
||
|
||
// Cleanup rollback files
|
||
sh """
|
||
rm -f /tmp/previous_image_${BUILD_NUMBER}.txt
|
||
rm -f /tmp/previous_replicas_${BUILD_NUMBER}.txt
|
||
rm -f /tmp/previous_commit_${BUILD_NUMBER}.txt
|
||
"""
|
||
}
|
||
}
|
||
|
||
failure {
|
||
script {
|
||
def errorDetails = ""
|
||
def previousImage = "unknown"
|
||
|
||
try {
|
||
errorDetails = sh(
|
||
script: """
|
||
kubectl get events -n ${NAMESPACE} --sort-by='.lastTimestamp' | tail -10
|
||
""",
|
||
returnStdout: true
|
||
).trim()
|
||
} catch (Exception e) {
|
||
errorDetails = "Could not fetch events: ${e.message}"
|
||
}
|
||
|
||
if (env.BRANCH_NAME == 'main' && env.ROLLBACK_ENABLED == 'true') {
|
||
echo """
|
||
❌ DEPLOYMENT FAILED - INITIATING ROLLBACK!
|
||
|
||
Rolling back to previous version...
|
||
"""
|
||
|
||
sendTelegramNotification(
|
||
status: 'ROLLING_BACK',
|
||
message: """
|
||
🔄 <b>Deployment Failed - Rolling Back</b>
|
||
|
||
<b>Application:</b> ${APP_NAME}
|
||
<b>Failed Build:</b> #${BUILD_NUMBER}
|
||
<b>Image:</b> ${IMAGE_TAG}
|
||
|
||
<i>Initiating automatic rollback...</i>
|
||
""",
|
||
color: '⚠️'
|
||
)
|
||
|
||
try {
|
||
previousImage = sh(
|
||
script: "cat /tmp/previous_image_${BUILD_NUMBER}.txt 2>/dev/null || echo 'none'",
|
||
returnStdout: true
|
||
).trim()
|
||
|
||
if (previousImage != 'none' && previousImage != '') {
|
||
echo "🔄 Rolling back to: ${previousImage}"
|
||
|
||
sh """
|
||
kubectl rollout undo deployment/${APP_NAME} -n ${NAMESPACE}
|
||
kubectl rollout status deployment/${APP_NAME} -n ${NAMESPACE} --timeout=180s
|
||
"""
|
||
|
||
withCredentials([usernamePassword(
|
||
credentialsId: 'gitea-credentials',
|
||
usernameVariable: 'GIT_USER',
|
||
passwordVariable: 'GIT_PASS'
|
||
)]) {
|
||
sh """
|
||
cd k3s-gitops || git clone http://\${GIT_USER}:\${GIT_PASS}@gitea-http.gitea.svc.cluster.local:3000/admin/k3s-gitops.git
|
||
cd k3s-gitops
|
||
git config user.name "Jenkins"
|
||
git config user.email "jenkins@thedevops.dev"
|
||
git revert --no-edit HEAD || true
|
||
git push origin main || true
|
||
"""
|
||
}
|
||
|
||
sendTelegramNotification(
|
||
status: 'ROLLBACK_SUCCESS',
|
||
message: """
|
||
✅ <b>Rollback Completed</b>
|
||
|
||
━━━━━━━━━━━━━━━━━━━━━━
|
||
<b>📦 Application</b>
|
||
<b>Name:</b> ${APP_NAME}
|
||
<b>Failed Build:</b> #${BUILD_NUMBER}
|
||
<b>Rolled Back To:</b> ${previousImage}
|
||
|
||
━━━━━━━━━━━━━━━━━━━━━━
|
||
<b>🔄 Rollback Status</b>
|
||
<b>Status:</b> Success ✅
|
||
<b>Method:</b> kubectl rollout undo
|
||
<b>Git:</b> Commit reverted
|
||
|
||
━━━━━━━━━━━━━━━━━━━━━━
|
||
<b>📋 Recent Events</b>
|
||
<code>${errorDetails.take(500)}</code>
|
||
|
||
━━━━━━━━━━━━━━━━━━━━━━
|
||
<b>⚠️ Action Required</b>
|
||
Please review logs and fix issues before redeploying
|
||
|
||
<a href="${BUILD_URL}console">View Build Logs</a>
|
||
""",
|
||
color: '✅'
|
||
)
|
||
|
||
} else {
|
||
sendTelegramNotification(
|
||
status: 'ROLLBACK_FAILED',
|
||
message: """
|
||
❌ <b>Rollback Failed</b>
|
||
|
||
<b>Application:</b> ${APP_NAME}
|
||
<b>Build:</b> #${BUILD_NUMBER}
|
||
|
||
<b>Error:</b> No previous version found
|
||
|
||
<b>⚠️ MANUAL INTERVENTION REQUIRED</b>
|
||
kubectl rollout undo deployment/${APP_NAME} -n ${NAMESPACE}
|
||
|
||
<a href="${BUILD_URL}console">View Build Logs</a>
|
||
""",
|
||
color: '🔴'
|
||
)
|
||
}
|
||
|
||
} catch (Exception e) {
|
||
sendTelegramNotification(
|
||
status: 'ROLLBACK_FAILED',
|
||
message: """
|
||
❌ <b>Rollback Failed</b>
|
||
|
||
<b>Application:</b> ${APP_NAME}
|
||
<b>Build:</b> #${BUILD_NUMBER}
|
||
|
||
<b>Error:</b> ${e.message}
|
||
|
||
<b>⚠️ MANUAL ROLLBACK REQUIRED</b>
|
||
kubectl rollout undo deployment/${APP_NAME} -n ${NAMESPACE}
|
||
|
||
<a href="${BUILD_URL}console">View Build Logs</a>
|
||
""",
|
||
color: '🔴'
|
||
)
|
||
}
|
||
|
||
} else {
|
||
sendTelegramNotification(
|
||
status: 'FAILED',
|
||
message: """
|
||
❌ <b>Deployment Failed</b>
|
||
|
||
━━━━━━━━━━━━━━━━━━━━━━
|
||
<b>📦 Application</b>
|
||
<b>Name:</b> ${APP_NAME}
|
||
<b>Build:</b> #${BUILD_NUMBER}
|
||
<b>Branch:</b> ${env.BRANCH_NAME}
|
||
<b>Image:</b> ${IMAGE_TAG}
|
||
|
||
━━━━━━━━━━━━━━━━━━━━━━
|
||
<b>📋 Recent Events</b>
|
||
<code>${errorDetails.take(500)}</code>
|
||
|
||
━━━━━━━━━━━━━━━━━━━━━━
|
||
<b>🔗 Links</b>
|
||
<a href="${BUILD_URL}console">View Console Output</a>
|
||
<a href="${BUILD_URL}">Build Details</a>
|
||
|
||
<i>Rollback: ${env.ROLLBACK_ENABLED == 'true' ? 'Enabled but not on main branch' : 'Disabled'}</i>
|
||
""",
|
||
color: '🔴'
|
||
)
|
||
}
|
||
}
|
||
}
|
||
|
||
always {
|
||
sh """
|
||
docker rmi ${DOCKER_REGISTRY}/${DOCKER_REPO}/${APP_NAME}:${IMAGE_TAG} || true
|
||
docker rmi ${DOCKER_REGISTRY}/${DOCKER_REPO}/${APP_NAME}:latest || true
|
||
docker stop test-${BUILD_NUMBER} 2>/dev/null || true
|
||
docker rm test-${BUILD_NUMBER} 2>/dev/null || true
|
||
"""
|
||
cleanWs()
|
||
}
|
||
}
|
||
}
|
||
|
||
// Telegram notification function
|
||
def sendTelegramNotification(Map args) {
|
||
def status = args.status
|
||
def message = args.message
|
||
def color = args.color ?: '🔵'
|
||
|
||
try {
|
||
// HTML formatting for Telegram
|
||
def formattedMessage = message.trim()
|
||
|
||
sh """
|
||
curl -s -X POST "https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendMessage" \
|
||
-d chat_id="${TELEGRAM_CHAT_ID}" \
|
||
-d parse_mode="HTML" \
|
||
-d disable_web_page_preview=true \
|
||
-d text="${formattedMessage}"
|
||
"""
|
||
|
||
echo "📱 Telegram notification sent: ${status}"
|
||
} catch (Exception e) {
|
||
echo "⚠️ Failed to send Telegram notification: ${e.message}"
|
||
// Don't fail the pipeline if notification fails
|
||
}
|
||
} |