demo-cicd seed

Jenkinsfile

@@ -0,0 +1,99 @@
+pipeline {
+  agent { label 'builder' }
+  options { timestamps(); disableConcurrentBuilds() }
+  environment { TAG = "b${env.BUILD_NUMBER}" }
+  stages {
+    stage('Checkout') {
+      steps { checkout scm }
+    }
+    stage('Maven') {
+      steps {
+        container('maven') {
+          withCredentials([usernamePassword(credentialsId: 'nexus-creds', usernameVariable: 'NU', passwordVariable: 'NP')]) {
+            sh '''#!/bin/sh -e
+cat > settings.xml <<EOF
+<settings>
+  <mirrors>
+    <mirror>
+      <id>nexus</id>
+      <mirrorOf>*</mirrorOf>
+      <url>https://nexus.otone.run/repository/maven-central/</url>
+    </mirror>
+  </mirrors>
+  <servers>
+    <server>
+      <id>nexus-releases</id>
+      <username>${NU}</username>
+      <password>${NP}</password>
+    </server>
+  </servers>
+</settings>
+EOF
+cd backend-maven
+mvn -s ../settings.xml -B -q -Drevision=1.0.$BUILD_NUMBER deploy
+'''
+          }
+        }
+      }
+    }
+    stage('Gradle') {
+      steps {
+        container('gradle') {
+          withCredentials([usernamePassword(credentialsId: 'nexus-creds', usernameVariable: 'NU', passwordVariable: 'NP')]) {
+            sh 'cd backend-gradle && gradle --no-daemon -q publish -PnexusUser=$NU -PnexusPass=$NP'
+          }
+        }
+      }
+    }
+    stage('Frontend') {
+      steps {
+        container('node') {
+          withCredentials([usernamePassword(credentialsId: 'nexus-creds', usernameVariable: 'NU', passwordVariable: 'NP')]) {
+            sh '''#!/bin/sh -e
+              cd frontend
+              echo "registry=https://nexus.otone.run/repository/npm-proxy/" > .npmrc
+              npm ci
+              npm run build
+              cd pkg
+              npm version 1.0.$BUILD_NUMBER --allow-same-version --no-git-tag-version
+              printf '//nexus.otone.run/repository/npm-hosted/:_auth=%s\nregistry=https://nexus.otone.run/repository/npm-hosted/\n' "$(printf '%s:%s' "$NU" "$NP" | base64)" > .npmrc
+              npm publish
+            '''
+          }
+        }
+      }
+    }
+    stage('Image') {
+      steps {
+        container('kaniko') {
+          withCredentials([usernamePassword(credentialsId: 'harbor-creds', usernameVariable: 'HU', passwordVariable: 'HP')]) {
+            sh '''#!/busybox/sh -e
+              mkdir -p /kaniko/.docker
+              printf '{"auths":{"harbor.otone.run":{"auth":"%s"}}}' "$(printf '%s:%s' "$HU" "$HP" | base64 | tr -d '\n')" > /kaniko/.docker/config.json
+              /kaniko/executor --context $WORKSPACE --dockerfile docker/backend.Dockerfile --destination harbor.otone.run/otone/demo-api:$TAG --cleanup
+              /kaniko/executor --context $WORKSPACE --dockerfile docker/frontend.Dockerfile --destination harbor.otone.run/otone/demo-web:$TAG --cleanup
+            '''
+          }
+        }
+      }
+    }
+    stage('Deploy') {
+      steps {
+        container('kubectl') {
+          withCredentials([file(credentialsId: 'kubeconfig', variable: 'KC')]) {
+            sh 'sed "s/__TAG__/$TAG/g" k8s.yaml | kubectl --kubeconfig $KC apply -f -'
+          }
+        }
+      }
+    }
+    stage('Verify') {
+      steps {
+        container('maven') {
+          retry(10) {
+            sh 'sleep 6; curl -sf https://demo.otone.run/ >/dev/null && curl -sf https://demo-api.otone.run/ >/dev/null && echo ALL-GREEN'
+          }
+        }
+      }
+    }
+  }
+}

backend-gradle/build.gradle

@@ -0,0 +1,16 @@
+plugins { id 'java-library'; id 'maven-publish' }
+group = 'com.otone.demo'
+version = "1.0.${System.getenv('BUILD_NUMBER') ?: '0'}"
+repositories { maven { url = 'https://nexus.otone.run/repository/maven-central/' } }
+publishing {
+    repositories {
+        maven {
+            url = 'https://nexus.otone.run/repository/maven-releases/'
+            credentials {
+                username = findProperty('nexusUser')
+                password = findProperty('nexusPass')
+            }
+        }
+    }
+    publications { maven(MavenPublication) { from components.java } }
+}

backend-gradle/src/main/java/com/otone/demo/Greet.java

@@ -0,0 +1,4 @@
+package com.otone.demo;
+public class Greet {
+    public static String greet(String name) { return "hi " + name; }
+}

backend-maven/pom.xml

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+<?xml version="1.0"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>com.otone.demo</groupId>
+  <artifactId>demo-api</artifactId>
+  <version>${revision}</version>
+  <packaging>jar</packaging>
+  <properties>
+    <revision>1.0.0</revision>
+    <maven.compiler.source>21</maven.compiler.source>
+    <maven.compiler.target>21</maven.compiler.target>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+  </properties>
+  <dependencies>
+    <dependency>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-lang3</artifactId>
+      <version>3.14.0</version>
+    </dependency>
+  </dependencies>
+  <build>
+    <finalName>demo-api</finalName>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>3.4.1</version>
+        <configuration>
+          <archive><manifest><mainClass>com.otone.demo.Api</mainClass></manifest></archive>
+        </configuration>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-shade-plugin</artifactId>
+        <version>3.5.3</version>
+        <executions>
+          <execution>
+            <phase>package</phase>
+            <goals><goal>shade</goal></goals>
+            <configuration>
+              <transformers>
+                <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                  <mainClass>com.otone.demo.Api</mainClass>
+                </transformer>
+              </transformers>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+  <distributionManagement>
+    <repository>
+      <id>nexus-releases</id>
+      <url>https://nexus.otone.run/repository/maven-releases/</url>
+    </repository>
+  </distributionManagement>
+</project>

backend-maven/src/main/java/com/otone/demo/Api.java

@@ -0,0 +1,18 @@
+package com.otone.demo;
+
+import com.sun.net.httpserver.HttpServer;
+import org.apache.commons.lang3.StringUtils;
+
+public class Api {
+    public static void main(String[] args) throws Exception {
+        HttpServer s = HttpServer.create(new java.net.InetSocketAddress(8080), 0);
+        s.createContext("/", ex -> {
+            String body = "hello from " + StringUtils.capitalize("demo-api");
+            ex.sendResponseHeaders(200, body.getBytes().length);
+            ex.getResponseBody().write(body.getBytes());
+            ex.close();
+        });
+        s.start();
+        System.out.println("demo-api listening :8080");
+    }
+}

docker/backend.Dockerfile

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+FROM docker.m.daocloud.io/library/eclipse-temurin:21-jre-alpine
+COPY backend-maven/target/demo-api.jar /app.jar
+ENTRYPOINT ["java","-jar","/app.jar"]

docker/frontend.Dockerfile

@@ -0,0 +1,2 @@
+FROM docker.m.daocloud.io/library/nginx:alpine
+COPY frontend/dist /usr/share/nginx/html

frontend/index.html

@@ -0,0 +1,3 @@
+<!doctype html>
+<html><head><meta charset="utf-8"><title>demo</title></head>
+<body><div id="app"></div><script type="module" src="/src/main.js"></script></body></html>

frontend/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "demo-web",
+  "private": true,
+  "version": "1.0.0",
+  "scripts": { "build": "vite build" },
+  "dependencies": { "vue": "^3.4.0" },
+  "devDependencies": { "vite": "^5.2.0" }
+}

frontend/pkg/package.json

@@ -0,0 +1,5 @@
+{
+  "name": "@otone/demo-ui-utils",
+  "version": "1.0.0",
+  "description": "demo package published to nexus npm-hosted"
+}

frontend/src/main.js

@@ -0,0 +1,2 @@
+import { createApp, h } from 'vue'
+createApp({ render: () => h('h1', 'demo-web CI/CD OK') }).mount('#app')

k8s.yaml

@@ -0,0 +1,67 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata: {name: demo-api, namespace: devops}
+spec:
+  replicas: 1
+  selector: {matchLabels: {app: demo-api}}
+  template:
+    metadata: {labels: {app: demo-api}}
+    spec:
+      containers:
+      - name: demo-api
+        image: harbor.otone.run/otone/demo-api:__TAG__
+        ports: [{containerPort: 8080}]
+        resources: {requests: {memory: 128Mi}, limits: {memory: 512Mi}}
+---
+apiVersion: v1
+kind: Service
+metadata: {name: demo-api, namespace: devops}
+spec:
+  selector: {app: demo-api}
+  ports: [{port: 8080, targetPort: 8080}]
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata: {name: demo-web, namespace: devops}
+spec:
+  replicas: 1
+  selector: {matchLabels: {app: demo-web}}
+  template:
+    metadata: {labels: {app: demo-web}}
+    spec:
+      containers:
+      - name: demo-web
+        image: harbor.otone.run/otone/demo-web:__TAG__
+        ports: [{containerPort: 80}]
+        resources: {requests: {memory: 64Mi}, limits: {memory: 256Mi}}
+---
+apiVersion: v1
+kind: Service
+metadata: {name: demo-web, namespace: devops}
+spec:
+  selector: {app: demo-web}
+  ports: [{port: 80, targetPort: 80}]
+---
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: demo
+  namespace: devops
+spec:
+  ingressClassName: traefik
+  rules:
+  - host: demo.otone.run
+    http:
+      paths:
+      - path: /
+        pathType: Prefix
+        backend: {service: {name: demo-web, port: {number: 80}}}
+  - host: demo-api.otone.run
+    http:
+      paths:
+      - path: /
+        pathType: Prefix
+        backend: {service: {name: demo-api, port: {number: 8080}}}
+  tls:
+  - hosts: [demo.otone.run, demo-api.otone.run]
+    secretName: otone-tls