Development

Jenkinsfile

@@ -1,11 +1,17 @@
+agentName = "server-slave"
+
 pipeline {
-    agent any
+    agent none
     environment {
         //be sure to replace "willbla" with your own Docker Hub username
-        DOCKER_IMAGE_NAME = "willbla/train-schedule"
+        MYIMAGE = "$DOCKER_IMAGE_NAME:$BUILD_NUMBER"
+        DOCKER_IMAGE_NAME = "shdh/train-schedule"
+        VERSION = "2"
+
     }
     stages {
         stage('Build') {
+            agent { label agentName }
             steps {
                 echo 'Running build automation'
                 sh './gradlew build --no-daemon'
@@ -14,8 +20,9 @@ pipeline {
         }
         stage('Build Docker Image') {
             when {
-                branch 'master'
+                branch 'development'
             }
+            agent { label agentName }
             steps {
                 script {
                     app = docker.build(DOCKER_IMAGE_NAME)
@@ -27,8 +34,9 @@ pipeline {
         }
         stage('Push Docker Image') {
             when {
-                branch 'master'
+                branch 'development'
             }
+            agent { label agentName }
             steps {
                 script {
                     docker.withRegistry('https://registry.hub.docker.com', 'docker_hub_login') {
@@ -38,15 +46,62 @@ pipeline {
                 }
             }
         }
+        stage('DeployToDev') {
+            when {
+                branch 'development'
+            }
+            agent { label agentName }
+            environment {
+              NAMESPACE = "dev"  
+              NODEPORT = "30050" 
+           }
+            steps {
+                kubernetesDeploy(
+                    kubeconfigId: 'kube',
+                    configs: 'train-schedule-kube.yml',
+                    enableConfigSubstitution: true
+                )
+            }
+        }
+        stage('DeployToCT') {
+            when {
+                branch 'development'
+            }
+            agent { label agentName }
+            environment {
+              NAMESPACE = "ct"  
+              NODEPORT = "30060"
+              MYIMAGE = "$DOCKER_IMAGE_NAME:$VERSION"
+           }
+            steps {
+                input 'Deploy to CT?'
+                milestone(1)
+                kubernetesDeploy(
+                    kubeconfigId: 'kube',
+                    configs: 'train-schedule-kube.yml',
+                    enableConfigSubstitution: true
+                )
+            }
+        }
         stage('DeployToProduction') {
             when {
                 branch 'master'
             }
+            agent { label agentName }
+            environment {
+              NAMESPACE = "prod"  
+              NODEPORT = "30070"
+              MYIMAGE = "$DOCKER_IMAGE_NAME:$VERSION"
+           }
             steps {
                 input 'Deploy to Production?'
                 milestone(1)
-                //implement Kubernetes deployment here
+                kubernetesDeploy(
+                    kubeconfigId: 'kube',
+                    configs: 'train-schedule-kube.yml',
+                    enableConfigSubstitution: true
+                )
             }
         }
     }
-}
+}

README.md

@@ -1,5 +1,7 @@
 # cicd-pipeline-train-schedule-kubernetes
 
+# DEV, CT, PROD
+
 This is a simple train schedule app written using nodejs. It is intended to be used as a sample application for a series of hands-on learning activities.
 
 ## Running the app

train-schedule-kube.yml

@@ -0,0 +1,58 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: mynamespace
+  namespace: $NAMESPACE
+data:
+  namespace: $NAMESPACE 
+
+---
+
+kind: Service
+apiVersion: v1
+metadata:
+  name: train-schedule-service
+  namespace: $NAMESPACE
+spec:
+  type: NodePort
+  selector:
+    app: train-schedule
+  ports:
+  - protocol: TCP
+    port: 8080
+    targetPort: 8080
+    nodePort: $NODEPORT
+
+---
+
+apiVersion: extensions/v1beta1
+kind: Deployment
+metadata:
+  name: train-schedule-deployment
+  namespace: $NAMESPACE
+  labels:
+    app: train-schedule
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: train-schedule
+  template:
+    metadata:
+      labels:
+        app: train-schedule
+    spec:
+      containers:
+      - name: train-schedule
+        image: $MYIMAGE
+        env:
+        # Define the environment variable
+        - name: NAMESPACE
+          valueFrom:
+            configMapKeyRef:
+              # The ConfigMap containing the value you want to assign to SPECIAL_LEVEL_KEY
+              name: mynamespace
+              # Specify the key associated with the value
+              key: namespace
+        ports:
+        - containerPort: 8080